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3982 changed files with 612398 additions and 479928 deletions

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images: images:
- name: cloudflared - name: cloudflared
dockerfile: Dockerfile.$ARCH dockerfile: Dockerfile
context: . context: .
version_file: versions
registries: registries:
- name: docker.io/cloudflare - name: docker.io/cloudflare
user: env:DOCKER_USER user: env:DOCKER_USER
password: env:DOCKER_PASSWORD password: env:DOCKER_PASSWORD
architectures:
- amd64
- arm64

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@ -1,34 +0,0 @@
---
name: "\U0001F41B Bug report"
about: Create a report to help us improve cloudflared
title: "\U0001F41B"
labels: 'Priority: Normal, Type: Bug'
---
**Describe the bug**
A clear and concise description of what the bug is.
**To Reproduce**
Steps to reproduce the behavior:
1. Configure '...'
2. Run '....'
3. See error
If it's an issue with Cloudflare Tunnel:
4. Tunnel ID :
5. cloudflared config:
**Expected behavior**
A clear and concise description of what you expected to happen.
**Environment and versions**
- OS: [e.g. MacOS]
- Architecture: [e.g. AMD, ARM]
- Version: [e.g. 2022.02.0]
**Logs and errors**
If applicable, add logs or errors to help explain your problem.
**Additional context**
Add any other context about the problem here.

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@ -1,16 +0,0 @@
---
name: "\U0001F4DD Documentation"
about: Request new or updated documentation for cloudflared
title: "\U0001F4DD"
labels: 'Priority: Normal, Type: Documentation'
---
**Available Documentation**
A link to the documentation that is available today and the areas which could be improved.
**Suggested Documentation**
A clear and concise description of the documentation, tutorial, or guide that should be added.
**Additional context**
Add any other context or screenshots about the documentation request here.

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@ -1,16 +0,0 @@
---
name: "\U0001F4A1 Feature request"
about: Suggest a feature or enhancement for cloudflared
title: "\U0001F4A1"
labels: 'Priority: Normal, Type: Feature Request'
---
**Describe the feature you'd like**
A clear and concise description of the feature. What problem does it solve for you?
**Describe alternatives you've considered**
Are there any alternatives to solving this problem? If so, what was your experience with them?
**Additional context**
Add any other context or screenshots about the feature request here.

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@ -1,18 +0,0 @@
on: [push, pull_request]
name: Check
jobs:
check:
strategy:
matrix:
go-version: [1.22.x]
os: [ubuntu-latest, macos-latest, windows-latest]
runs-on: ${{ matrix.os }}
steps:
- name: Install Go
uses: actions/setup-go@v5
with:
go-version: ${{ matrix.go-version }}
- name: Checkout code
uses: actions/checkout@v4
- name: Test
run: make test

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@ -1,25 +0,0 @@
on:
pull_request: {}
workflow_dispatch: {}
push:
branches:
- main
- master
schedule:
- cron: '0 0 * * *'
name: Semgrep config
jobs:
semgrep:
name: semgrep/ci
runs-on: ubuntu-20.04
env:
SEMGREP_APP_TOKEN: ${{ secrets.SEMGREP_APP_TOKEN }}
SEMGREP_URL: https://cloudflare.semgrep.dev
SEMGREP_APP_URL: https://cloudflare.semgrep.dev
SEMGREP_VERSION_CHECK_URL: https://cloudflare.semgrep.dev/api/check-version
container:
image: returntocorp/semgrep
steps:
- uses: actions/checkout@v3
- run: semgrep ci

22
.gitignore vendored
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@ -1,20 +1,20 @@
/tmp .GOPATH/
bin/
tmp/
guide/public
/.GOPATH
/bin /bin
.idea .idea
.build .build
.vscode .vscode
\#*\# \#*\#
cscope.* cscope.*
/cloudflared cloudflared
/cloudflared.pkg cloudflared.pkg
/cloudflared.exe cloudflared.exe
/cloudflared.msi cloudflared.msi
/cloudflared-x86-64* cloudflared-x86-64*
/cloudflared.1 !cmd/cloudflared/
/packaging
.DS_Store .DS_Store
*-session.log *-session.log
ssh_server_tests/.env ssh_server_tests/.env
/.cover
built_artifacts/
component-tests/.venv

187
.teamcity/build-macos.sh vendored Executable file
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@ -0,0 +1,187 @@
#!/bin/bash
if [[ "$(uname)" != "Darwin" ]] ; then
echo "This should be run on macOS"
exit 1
fi
go version
export GO111MODULE=on
# build 'cloudflared-darwin-amd64.tgz'
mkdir -p artifacts
FILENAME="$(pwd)/artifacts/cloudflared-darwin-amd64.tgz"
PKGNAME="$(pwd)/artifacts/cloudflared-amd64.pkg"
TARGET_DIRECTORY=".build"
BINARY_NAME="cloudflared"
VERSION=$(git describe --tags --always --dirty="-dev")
PRODUCT="cloudflared"
CODE_SIGN_PRIV="code_sign.p12"
CODE_SIGN_CERT="code_sign.cer"
INSTALLER_PRIV="installer.p12"
INSTALLER_CERT="installer.cer"
BUNDLE_ID="com.cloudflare.cloudflared"
SEC_DUP_MSG="security: SecKeychainItemImport: The specified item already exists in the keychain."
export PATH="$PATH:/usr/local/bin"
mkdir -p ../src/github.com/cloudflare/
cp -r . ../src/github.com/cloudflare/cloudflared
cd ../src/github.com/cloudflare/cloudflared
GOCACHE="$PWD/../../../../" GOPATH="$PWD/../../../../" CGO_ENABLED=1 make cloudflared
# Add code signing private key to the key chain
if [[ ! -z "$CFD_CODE_SIGN_KEY" ]]; then
if [[ ! -z "$CFD_CODE_SIGN_PASS" ]]; then
# write private key to disk and then import it keychain
echo -n -e ${CFD_CODE_SIGN_KEY} | base64 -D > ${CODE_SIGN_PRIV}
out=$(security import ${CODE_SIGN_PRIV} -A -P "${CFD_CODE_SIGN_PASS}" 2>&1)
exitcode=$?
if [ -n "$out" ]; then
if [ $exitcode -eq 0 ]; then
echo "$out"
else
if [ "$out" != "${SEC_DUP_MSG}" ]; then
echo "$out" >&2
exit $exitcode
fi
fi
fi
rm ${CODE_SIGN_PRIV}
fi
fi
# Add code signing certificate to the key chain
if [[ ! -z "$CFD_CODE_SIGN_CERT" ]]; then
# write certificate to disk and then import it keychain
echo -n -e ${CFD_CODE_SIGN_CERT} | base64 -D > ${CODE_SIGN_CERT}
out1=$(security import ${CODE_SIGN_CERT} -A 2>&1)
exitcode1=$?
if [ -n "$out1" ]; then
if [ $exitcode1 -eq 0 ]; then
echo "$out1"
else
if [ "$out1" != "${SEC_DUP_MSG}" ]; then
echo "$out1" >&2
exit $exitcode1
else
echo "already imported code signing certificate"
fi
fi
fi
rm ${CODE_SIGN_CERT}
fi
# Add package signing private key to the key chain
if [[ ! -z "$CFD_INSTALLER_KEY" ]]; then
if [[ ! -z "$CFD_INSTALLER_PASS" ]]; then
# write private key to disk and then import it into the keychain
echo -n -e ${CFD_INSTALLER_KEY} | base64 -D > ${INSTALLER_PRIV}
out2=$(security import ${INSTALLER_PRIV} -A -P "${CFD_INSTALLER_PASS}" 2>&1)
exitcode2=$?
if [ -n "$out2" ]; then
if [ $exitcode2 -eq 0 ]; then
echo "$out2"
else
if [ "$out2" != "${SEC_DUP_MSG}" ]; then
echo "$out2" >&2
exit $exitcode2
fi
fi
fi
rm ${INSTALLER_PRIV}
fi
fi
# Add package signing certificate to the key chain
if [[ ! -z "$CFD_INSTALLER_CERT" ]]; then
# write certificate to disk and then import it keychain
echo -n -e ${CFD_INSTALLER_CERT} | base64 -D > ${INSTALLER_CERT}
out3=$(security import ${INSTALLER_CERT} -A 2>&1)
exitcode3=$?
if [ -n "$out3" ]; then
if [ $exitcode3 -eq 0 ]; then
echo "$out3"
else
if [ "$out3" != "${SEC_DUP_MSG}" ]; then
echo "$out3" >&2
exit $exitcode3
else
echo "already imported installer certificate"
fi
fi
fi
rm ${INSTALLER_CERT}
fi
# get the code signing certificate name
if [[ ! -z "$CFD_CODE_SIGN_NAME" ]]; then
CODE_SIGN_NAME="${CFD_CODE_SIGN_NAME}"
else
if [[ -n "$(security find-certificate -c "Developer ID Application" | cut -d'"' -f 4 -s | grep "Developer ID Application:" | head -1)" ]]; then
CODE_SIGN_NAME=$(security find-certificate -c "Developer ID Application" | cut -d'"' -f 4 -s | grep "Developer ID Application:" | head -1)
else
CODE_SIGN_NAME=""
fi
fi
# get the package signing certificate name
if [[ ! -z "$CFD_INSTALLER_NAME" ]]; then
PKG_SIGN_NAME="${CFD_INSTALLER_NAME}"
else
if [[ -n "$(security find-certificate -c "Developer ID Installer" | cut -d'"' -f 4 -s | grep "Developer ID Installer:" | head -1)" ]]; then
PKG_SIGN_NAME=$(security find-certificate -c "Developer ID Installer" | cut -d'"' -f 4 -s | grep "Developer ID Installer:" | head -1)
else
PKG_SIGN_NAME=""
fi
fi
# sign the cloudflared binary
if [[ ! -z "$CODE_SIGN_NAME" ]]; then
codesign -s "${CODE_SIGN_NAME}" -f -v --timestamp --options runtime ${BINARY_NAME}
# notarize the binary
if [[ ! -z "$CFD_NOTE_PASSWORD" ]]; then
zip "${BINARY_NAME}.zip" ${BINARY_NAME}
xcrun altool --notarize-app -f "${BINARY_NAME}.zip" -t osx -u ${CFD_NOTE_USERNAME} -p ${CFD_NOTE_PASSWORD} --primary-bundle-id ${BUNDLE_ID}
fi
fi
# creating build directory
rm -rf $TARGET_DIRECTORY
mkdir "${TARGET_DIRECTORY}"
mkdir "${TARGET_DIRECTORY}/contents"
cp -r ".mac_resources/scripts" "${TARGET_DIRECTORY}/scripts"
# copy cloudflared into the build directory
cp ${BINARY_NAME} "${TARGET_DIRECTORY}/contents/${PRODUCT}"
# compress cloudflared into a tar and gzipped file
tar czf "$FILENAME" "${BINARY_NAME}"
# build the installer package
if [[ ! -z "$PKG_SIGN_NAME" ]]; then
pkgbuild --identifier com.cloudflare.${PRODUCT} \
--version ${VERSION} \
--scripts ${TARGET_DIRECTORY}/scripts \
--root ${TARGET_DIRECTORY}/contents \
--install-location /usr/local/bin \
--sign "${PKG_SIGN_NAME}" \
${PKGNAME}
# notarize the package
if [[ ! -z "$CFD_NOTE_PASSWORD" ]]; then
xcrun altool --notarize-app -f ${PKGNAME} -t osx -u ${CFD_NOTE_USERNAME} -p ${CFD_NOTE_PASSWORD} --primary-bundle-id ${BUNDLE_ID}
xcrun stapler staple ${PKGNAME}
fi
else
pkgbuild --identifier com.cloudflare.${PRODUCT} \
--version ${VERSION} \
--scripts ${TARGET_DIRECTORY}/scripts \
--root ${TARGET_DIRECTORY}/contents \
--install-location /usr/local/bin \
${PKGNAME}
fi
# cleaning up the build directory
rm -rf $TARGET_DIRECTORY

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# !/usr/bin/env bash
cd /tmp
git clone -q https://github.com/cloudflare/go
cd go/src
# https://github.com/cloudflare/go/tree/f4334cdc0c3f22a3bfdd7e66f387e3ffc65a5c38 is version go1.22.5-devel-cf
git checkout -q f4334cdc0c3f22a3bfdd7e66f387e3ffc65a5c38
./make.bash

195
.teamcity/mac/build.sh vendored
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@ -1,195 +0,0 @@
#!/bin/bash
set -exo pipefail
if [[ "$(uname)" != "Darwin" ]] ; then
echo "This should be run on macOS"
exit 1
fi
if [[ "amd64" != "${TARGET_ARCH}" && "arm64" != "${TARGET_ARCH}" ]]
then
echo "TARGET_ARCH must be amd64 or arm64"
exit 1
fi
go version
export GO111MODULE=on
# build 'cloudflared-darwin-amd64.tgz'
mkdir -p artifacts
TARGET_DIRECTORY=".build"
BINARY_NAME="cloudflared"
VERSION=$(git describe --tags --always --dirty="-dev")
PRODUCT="cloudflared"
CODE_SIGN_PRIV="code_sign.p12"
CODE_SIGN_CERT="code_sign.cer"
INSTALLER_PRIV="installer.p12"
INSTALLER_CERT="installer.cer"
BUNDLE_ID="com.cloudflare.cloudflared"
SEC_DUP_MSG="security: SecKeychainItemImport: The specified item already exists in the keychain."
export PATH="$PATH:/usr/local/bin"
FILENAME="$(pwd)/artifacts/cloudflared-darwin-$TARGET_ARCH.tgz"
PKGNAME="$(pwd)/artifacts/cloudflared-$TARGET_ARCH.pkg"
mkdir -p ../src/github.com/cloudflare/
cp -r . ../src/github.com/cloudflare/cloudflared
cd ../src/github.com/cloudflare/cloudflared
# Add code signing private key to the key chain
if [[ ! -z "$CFD_CODE_SIGN_KEY" ]]; then
if [[ ! -z "$CFD_CODE_SIGN_PASS" ]]; then
# write private key to disk and then import it keychain
echo -n -e ${CFD_CODE_SIGN_KEY} | base64 -D > ${CODE_SIGN_PRIV}
# we set || true here and for every `security import invoke` because the "duplicate SecKeychainItemImport" error
# will cause set -e to exit 1. It is okay we do this because we deliberately handle this error in the lines below.
out=$(security import ${CODE_SIGN_PRIV} -A -P "${CFD_CODE_SIGN_PASS}" 2>&1) || true
exitcode=$?
if [ -n "$out" ]; then
if [ $exitcode -eq 0 ]; then
echo "$out"
else
if [ "$out" != "${SEC_DUP_MSG}" ]; then
echo "$out" >&2
exit $exitcode
fi
fi
fi
rm ${CODE_SIGN_PRIV}
fi
fi
# Add code signing certificate to the key chain
if [[ ! -z "$CFD_CODE_SIGN_CERT" ]]; then
# write certificate to disk and then import it keychain
echo -n -e ${CFD_CODE_SIGN_CERT} | base64 -D > ${CODE_SIGN_CERT}
out1=$(security import ${CODE_SIGN_CERT} -A 2>&1) || true
exitcode1=$?
if [ -n "$out1" ]; then
if [ $exitcode1 -eq 0 ]; then
echo "$out1"
else
if [ "$out1" != "${SEC_DUP_MSG}" ]; then
echo "$out1" >&2
exit $exitcode1
else
echo "already imported code signing certificate"
fi
fi
fi
rm ${CODE_SIGN_CERT}
fi
# Add package signing private key to the key chain
if [[ ! -z "$CFD_INSTALLER_KEY" ]]; then
if [[ ! -z "$CFD_INSTALLER_PASS" ]]; then
# write private key to disk and then import it into the keychain
echo -n -e ${CFD_INSTALLER_KEY} | base64 -D > ${INSTALLER_PRIV}
out2=$(security import ${INSTALLER_PRIV} -A -P "${CFD_INSTALLER_PASS}" 2>&1) || true
exitcode2=$?
if [ -n "$out2" ]; then
if [ $exitcode2 -eq 0 ]; then
echo "$out2"
else
if [ "$out2" != "${SEC_DUP_MSG}" ]; then
echo "$out2" >&2
exit $exitcode2
fi
fi
fi
rm ${INSTALLER_PRIV}
fi
fi
# Add package signing certificate to the key chain
if [[ ! -z "$CFD_INSTALLER_CERT" ]]; then
# write certificate to disk and then import it keychain
echo -n -e ${CFD_INSTALLER_CERT} | base64 -D > ${INSTALLER_CERT}
out3=$(security import ${INSTALLER_CERT} -A 2>&1) || true
exitcode3=$?
if [ -n "$out3" ]; then
if [ $exitcode3 -eq 0 ]; then
echo "$out3"
else
if [ "$out3" != "${SEC_DUP_MSG}" ]; then
echo "$out3" >&2
exit $exitcode3
else
echo "already imported installer certificate"
fi
fi
fi
rm ${INSTALLER_CERT}
fi
# get the code signing certificate name
if [[ ! -z "$CFD_CODE_SIGN_NAME" ]]; then
CODE_SIGN_NAME="${CFD_CODE_SIGN_NAME}"
else
if [[ -n "$(security find-certificate -c "Developer ID Application" | cut -d'"' -f 4 -s | grep "Developer ID Application:" | head -1)" ]]; then
CODE_SIGN_NAME=$(security find-certificate -c "Developer ID Application" | cut -d'"' -f 4 -s | grep "Developer ID Application:" | head -1)
else
CODE_SIGN_NAME=""
fi
fi
# get the package signing certificate name
if [[ ! -z "$CFD_INSTALLER_NAME" ]]; then
PKG_SIGN_NAME="${CFD_INSTALLER_NAME}"
else
if [[ -n "$(security find-certificate -c "Developer ID Installer" | cut -d'"' -f 4 -s | grep "Developer ID Installer:" | head -1)" ]]; then
PKG_SIGN_NAME=$(security find-certificate -c "Developer ID Installer" | cut -d'"' -f 4 -s | grep "Developer ID Installer:" | head -1)
else
PKG_SIGN_NAME=""
fi
fi
# cleanup the build directory because the previous execution might have failed without cleaning up.
rm -rf "${TARGET_DIRECTORY}"
export TARGET_OS="darwin"
GOCACHE="$PWD/../../../../" GOPATH="$PWD/../../../../" CGO_ENABLED=1 make cloudflared
# sign the cloudflared binary
if [[ ! -z "$CODE_SIGN_NAME" ]]; then
codesign -s "${CODE_SIGN_NAME}" -f -v --timestamp --options runtime ${BINARY_NAME}
# notarize the binary
# TODO: TUN-5789
fi
ARCH_TARGET_DIRECTORY="${TARGET_DIRECTORY}/${TARGET_ARCH}-build"
# creating build directory
rm -rf $ARCH_TARGET_DIRECTORY
mkdir -p "${ARCH_TARGET_DIRECTORY}"
mkdir -p "${ARCH_TARGET_DIRECTORY}/contents"
cp -r ".mac_resources/scripts" "${ARCH_TARGET_DIRECTORY}/scripts"
# copy cloudflared into the build directory
cp ${BINARY_NAME} "${ARCH_TARGET_DIRECTORY}/contents/${PRODUCT}"
# compress cloudflared into a tar and gzipped file
tar czf "$FILENAME" "${BINARY_NAME}"
# build the installer package
if [[ ! -z "$PKG_SIGN_NAME" ]]; then
pkgbuild --identifier com.cloudflare.${PRODUCT} \
--version ${VERSION} \
--scripts ${ARCH_TARGET_DIRECTORY}/scripts \
--root ${ARCH_TARGET_DIRECTORY}/contents \
--install-location /usr/local/bin \
--sign "${PKG_SIGN_NAME}" \
${PKGNAME}
# notarize the package
# TODO: TUN-5789
else
pkgbuild --identifier com.cloudflare.${PRODUCT} \
--version ${VERSION} \
--scripts ${ARCH_TARGET_DIRECTORY}/scripts \
--root ${ARCH_TARGET_DIRECTORY}/contents \
--install-location /usr/local/bin \
${PKGNAME}
fi
# cleanup build directory because this script is not ran within containers,
# which might lead to future issues in subsequent runs.
rm -rf "${TARGET_DIRECTORY}"

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rm -rf /tmp/go
export GOCACHE=/tmp/gocache
rm -rf $GOCACHE
./.teamcity/install-cloudflare-go.sh
export PATH="/tmp/go/bin:$PATH"
go version
which go
go env

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VERSION=$(git describe --tags --always --match "[0-9][0-9][0-9][0-9].*.*")
echo $VERSION
export TARGET_OS=windows
# This controls the directory the built artifacts go into
export BUILT_ARTIFACT_DIR=built_artifacts/
export FINAL_ARTIFACT_DIR=artifacts/
mkdir -p $BUILT_ARTIFACT_DIR
mkdir -p $FINAL_ARTIFACT_DIR
windowsArchs=("amd64" "386")
for arch in ${windowsArchs[@]}; do
export TARGET_ARCH=$arch
# Copy exe into final directory
cp $BUILT_ARTIFACT_DIR/cloudflared-windows-$arch.exe ./cloudflared.exe
make cloudflared-msi
# Copy msi into final directory
mv cloudflared-$VERSION-$arch.msi $FINAL_ARTIFACT_DIR/cloudflared-windows-$arch.msi
cp $BUILT_ARTIFACT_DIR/cloudflared-windows-$arch.exe $FINAL_ARTIFACT_DIR/cloudflared-windows-$arch.exe
done

67
.teamcity/update-homebrew.sh vendored Executable file
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#!/bin/bash
set -euo pipefail
FILENAME="${PWD}/artifacts/cloudflared-darwin-amd64.tgz"
if ! VERSION="$(git describe --tags --exact-match 2>/dev/null)" ; then
echo "Skipping public release for an untagged commit."
echo "##teamcity[buildStatus status='SUCCESS' text='Skipped due to lack of tag']"
exit 0
fi
if [[ ! -f "$FILENAME" ]] ; then
echo "Missing $FILENAME"
exit 1
fi
if [[ "${GITHUB_PRIVATE_KEY:-}" == "" ]] ; then
echo "Missing GITHUB_PRIVATE_KEY"
exit 1
fi
# upload to s3 bucket for use by Homebrew formula
s3cmd \
--acl-public --signature-v2 --access_key="$AWS_ACCESS_KEY_ID" --secret_key="$AWS_SECRET_ACCESS_KEY" --host-bucket="%(bucket)s.s3.cfdata.org" \
put "$FILENAME" "s3://cftunnel-docs/dl/cloudflared-$VERSION-darwin-amd64.tgz"
s3cmd \
--acl-public --signature-v2 --access_key="$AWS_ACCESS_KEY_ID" --secret_key="$AWS_SECRET_ACCESS_KEY" --host-bucket="%(bucket)s.s3.cfdata.org" \
cp "s3://cftunnel-docs/dl/cloudflared-$VERSION-darwin-amd64.tgz" "s3://cftunnel-docs/dl/cloudflared-stable-darwin-amd64.tgz"
SHA256=$(sha256sum "$FILENAME" | cut -b1-64)
# set up git (note that UserKnownHostsFile is an absolute path so we can cd wherever)
mkdir -p tmp
ssh-keyscan -t rsa github.com > tmp/github.txt
echo "$GITHUB_PRIVATE_KEY" > tmp/private.key
chmod 0400 tmp/private.key
export GIT_SSH_COMMAND="ssh -o UserKnownHostsFile=$PWD/tmp/github.txt -i $PWD/tmp/private.key -o IdentitiesOnly=yes"
# clone Homebrew repo into tmp/homebrew-cloudflare
git clone git@github.com:cloudflare/homebrew-cloudflare.git tmp/homebrew-cloudflare
cd tmp/homebrew-cloudflare
git checkout -f master
git reset --hard origin/master
# modify cloudflared.rb
URL="https://packages.argotunnel.com/dl/cloudflared-$VERSION-darwin-amd64.tgz"
tee cloudflared.rb <<EOF
class Cloudflared < Formula
desc 'Argo Tunnel'
homepage 'https://developers.cloudflare.com/argo-tunnel/'
url '$URL'
sha256 '$SHA256'
version '$VERSION'
def install
bin.install 'cloudflared'
end
end
EOF
# push cloudflared.rb
git add cloudflared.rb
git diff
git config user.name "cloudflare-warp-bot"
git config user.email "warp-bot@cloudflare.com"
git commit -m "Release Argo Tunnel $VERSION"
git push -v origin master

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@ -1,28 +0,0 @@
Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"
# Relative path to working directory
$CloudflaredDirectory = "go\src\github.com\cloudflare\cloudflared"
cd $CloudflaredDirectory
Write-Output "Building for amd64"
$env:TARGET_OS = "windows"
$env:CGO_ENABLED = 1
$env:TARGET_ARCH = "amd64"
$env:Path = "$Env:Temp\go\bin;$($env:Path)"
go env
go version
& make cloudflared
if ($LASTEXITCODE -ne 0) { throw "Failed to build cloudflared for amd64" }
copy .\cloudflared.exe .\cloudflared-windows-amd64.exe
Write-Output "Building for 386"
$env:CGO_ENABLED = 0
$env:TARGET_ARCH = "386"
make cloudflared
if ($LASTEXITCODE -ne 0) { throw "Failed to build cloudflared for 386" }
copy .\cloudflared.exe .\cloudflared-windows-386.exe

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Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"
$WorkingDirectory = Get-Location
$CloudflaredDirectory = "$WorkingDirectory\go\src\github.com\cloudflare\cloudflared"
go env
go version
$env:TARGET_OS = "windows"
$env:CGO_ENABLED = 1
$env:TARGET_ARCH = "amd64"
$env:Path = "$Env:Temp\go\bin;$($env:Path)"
python --version
python -m pip --version
cd $CloudflaredDirectory
go env
go version
Write-Output "Building cloudflared"
& make cloudflared
if ($LASTEXITCODE -ne 0) { throw "Failed to build cloudflared" }
echo $LASTEXITCODE
Write-Output "Running unit tests"
# Not testing with race detector because of https://github.com/golang/go/issues/61058
# We already test it on other platforms
& go test -failfast -mod=vendor ./...
if ($LASTEXITCODE -ne 0) { throw "Failed unit tests" }
Write-Output "Running component tests"
python -m pip --disable-pip-version-check install --upgrade -r component-tests/requirements.txt --use-pep517
python component-tests/setup.py --type create
python -m pytest component-tests -o log_cli=true --log-cli-level=INFO
if ($LASTEXITCODE -ne 0) {
python component-tests/setup.py --type cleanup
throw "Failed component tests"
}
python component-tests/setup.py --type cleanup

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Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"
Write-Output "Downloading cloudflare go..."
Set-Location "$Env:Temp"
git clone -q https://github.com/cloudflare/go
Write-Output "Building go..."
cd go/src
# https://github.com/cloudflare/go/tree/f4334cdc0c3f22a3bfdd7e66f387e3ffc65a5c38 is version go1.22.5-devel-cf
git checkout -q f4334cdc0c3f22a3bfdd7e66f387e3ffc65a5c38
& ./make.bat
Write-Output "Installed"

View File

@ -1,20 +0,0 @@
$ErrorActionPreference = "Stop"
$ProgressPreference = "SilentlyContinue"
$GoMsiVersion = "go1.22.5.windows-amd64.msi"
Write-Output "Downloading go installer..."
Set-Location "$Env:Temp"
(New-Object System.Net.WebClient).DownloadFile(
"https://go.dev/dl/$GoMsiVersion",
"$Env:Temp\$GoMsiVersion"
)
Write-Output "Installing go..."
Install-Package "$Env:Temp\$GoMsiVersion" -Force
# Go installer updates global $PATH
go env
Write-Output "Installed"

View File

@ -1,360 +0,0 @@
## 2024.10.0
### Bug Fixes
- We fixed a bug related to `--grace-period`. Tunnels that use QUIC as transport weren't abiding by this waiting period before forcefully closing the connections to the edge. From now on, both QUIC and HTTP2 tunnels will wait for either the grace period to end (defaults to 30 seconds) or until the last in-flight request is handled. Users that wish to maintain the previous behavior should set `--grace-period` to 0 if `--protocol` is set to `quic`. This will force `cloudflared` to shutdown as soon as either SIGTERM or SIGINT is received.
## 2024.2.1
### Notices
- Starting from this version, tunnel diagnostics will be enabled by default. This will allow the engineering team to remotely get diagnostics from cloudflared during debug activities. Users still have the capability to opt-out of this feature by defining `--management-diagnostics=false` (or env `TUNNEL_MANAGEMENT_DIAGNOSTICS`).
## 2023.9.0
### Notices
- The `warp-routing` `enabled: boolean` flag is no longer supported in the configuration file. Warp Routing traffic (eg TCP, UDP, ICMP) traffic is proxied to cloudflared if routes to the target tunnel are configured. This change does not affect remotely managed tunnels, but for locally managed tunnels, users that might be relying on this feature flag to block traffic should instead guarantee that tunnel has no Private Routes configured for the tunnel.
## 2023.7.0
### New Features
- You can now enable additional diagnostics over the management.argotunnel.com service for your active cloudflared connectors via a new runtime flag `--management-diagnostics` (or env `TUNNEL_MANAGEMENT_DIAGNOSTICS`). This feature is provided as opt-in and requires the flag to enable. Endpoints such as /metrics provides your prometheus metrics endpoint another mechanism to be reached. Additionally /debug/pprof/(goroutine|heap) are also introduced to allow for remotely retrieving active pprof information from a running cloudflared connector.
## 2023.4.1
### New Features
- You can now stream your logs from your remote cloudflared to your local terminal with `cloudflared tail <TUNNEL-ID>`. This new feature requires the remote cloudflared to be version 2023.4.1 or higher.
## 2023.3.2
### Notices
- Due to the nature of QuickTunnels (https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/do-more-with-tunnels/trycloudflare/) and its intended usage for testing and experiment of Cloudflare Tunnels, starting from 2023.3.2, QuickTunnels only make a single connection to the edge. If users want to use Tunnels in a production environment, they should move to Named Tunnels instead. (https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/install-and-setup/tunnel-guide/remote/#set-up-a-tunnel-remotely-dashboard-setup)
## 2023.3.1
### Breaking Change
- Running a tunnel without ingress rules defined in configuration file nor from the CLI flags will no longer provide a default ingress rule to localhost:8080 and instead will return HTTP response code 503 for all incoming HTTP requests.
### Security Fixes
- Windows 32 bit machines MSI now defaults to Program Files to install cloudflared. (See CVE-2023-1314). The cloudflared client itself is unaffected. This just changes how the installer works on 32 bit windows machines.
### Bug Fixes
- Fixed a bug that would cause running tunnel on Bastion mode and without ingress rules to crash.
## 2023.2.2
### Notices
- Legacy tunnels were officially deprecated on December 1, 2022. Starting with this version, cloudflared no longer supports connecting legacy tunnels.
- h2mux tunnel connection protocol is no longer supported. Any tunnels still configured to use this protocol will alert and use http2 tunnel protocol instead. We recommend using quic protocol for all tunnels going forward.
## 2023.2.1
### Bug fixes
- Fixed a bug in TCP connection proxy that could result in the connection being closed before all data was written.
- cloudflared now correctly aborts body write if connection to origin service fails after response headers were sent already.
- Fixed a bug introduced in the previous release where debug endpoints were removed.
## 2022.12.0
### Improvements
- cloudflared now attempts to try other edge addresses before falling back to a lower protocol.
- cloudflared tunnel no longer spins up a quick tunnel. The call has to be explicit and provide a --url flag.
- cloudflared will now randomly pick the first or second region to connect to instead of always connecting to region2 first.
## 2022.9.0
### New Features
- cloudflared now rejects ingress rules with invalid http status codes for http_status.
## 2022.8.1
### New Features
- cloudflared now remembers if it connected to a certain protocol successfully. If it did, it does not fall back to a lower
protocol on connection failures.
## 2022.7.1
### New Features
- It is now possible to connect cloudflared tunnel to Cloudflare Global Network with IPv6. See `cloudflared tunnel --help` and look for `edge-ip-version` for more information. For now, the default behavior is to still connect with IPv4 only.
### Bug Fixes
- Several bug fixes related with QUIC transport (used between cloudflared tunnel and Cloudflare Global Network). Updating to this version is highly recommended.
## 2022.4.0
### Bug Fixes
- `cloudflared tunnel run` no longer logs the Tunnel token or JSON credentials in clear text as those are the secret
that allows to run the Tunnel.
## 2022.3.4
### New Features
- It is now possible to retrieve the credentials that allow to run a Tunnel in case you forgot/lost them. This is
achievable with: `cloudflared tunnel token --cred-file /path/to/file.json TUNNEL`. This new feature only works for
Tunnels created with cloudflared version 2022.3.0 or more recent.
### Bug Fixes
- `cloudflared service install` now starts the underlying agent service on Linux operating system (similarly to the
behaviour in Windows and MacOS).
## 2022.3.3
### Bug Fixes
- `cloudflared service install` now starts the underlying agent service on Windows operating system (similarly to the
behaviour in MacOS).
## 2022.3.1
### Bug Fixes
- Various fixes to the reliability of `quic` protocol, including an edge case that could lead to cloudflared crashing.
## 2022.3.0
### New Features
- It is now possible to configure Ingress Rules to point to an origin served by unix socket with either HTTP or HTTPS.
If the origin starts with `unix:/` then we assume HTTP (existing behavior). Otherwise, the origin can start with
`unix+tls:/` for HTTPS.
## 2022.2.1
### New Features
- This project now has a new LICENSE that is more compliant with open source purposes.
### Bug Fixes
- Various fixes to the reliability of `quic` protocol.
## 2022.1.3
### New Features
- New `cloudflared tunnel vnet` commands to allow for private routing to be virtualized. This means that the same CIDR
can now be used to point to two different Tunnels with `cloudflared tunnel route ip` command. More information will be
made available on blog.cloudflare.com and developers.cloudflare.com/cloudflare-one once the feature is globally available.
### Bug Fixes
- Correctly handle proxying UDP datagrams with no payload.
- Bug fix for origins that use Server-Sent Events (SSE).
## 2022.1.0
### Improvements
- If a specific `protocol` property is defined (e.g. for `quic`), cloudflared no longer falls back to an older protocol
(such as `http2`) in face of connectivity errors. This is important because some features are only supported in a specific
protocol (e.g. UDP proxying only works for `quic`). Hence, if a user chooses a protocol, cloudflared now adheres to it
no matter what.
### Bug Fixes
- Stopping cloudflared running with `quic` protocol now respects graceful shutdown.
## 2021.12.2
### Bug Fixes
- Fix logging when `quic` transport is used and UDP traffic is proxied.
- FIPS compliant cloudflared binaries will now be released as separate artifacts. Recall that these are only for linux
and amd64.
## 2021.12.1
### Bug Fixes
- Fixes Github issue #530 where cloudflared 2021.12.0 could not reach origins that were HTTPS and using certain encryption
methods forbidden by FIPS compliance (such as Let's Encrypt certificates). To address this fix we have temporarily reverted
FIPS compliance from amd64 linux binaries that was recently introduced (or fixed actually as it was never working before).
## 2021.12.0
### New Features
- Cloudflared binary released for amd64 linux is now FIPS compliant.
### Improvements
- Logging about connectivity to Cloudflare edge now only yields `ERR` level logging if there are no connections to
Cloudflare edge that are active. Otherwise it logs `WARN` level.
### Bug Fixes
- Fixes Github issue #501.
## 2021.11.0
### Improvements
- Fallback from `protocol:quic` to `protocol:http2` immediately if UDP connectivity isn't available. This could be because of a firewall or
egress rule.
## 2021.10.4
### Improvements
- Collect quic transport metrics on RTT, packets and bytes transferred.
### Bug Fixes
- Fix race condition that was writing to the connection after the http2 handler returns.
## 2021.9.2
### New features
- `cloudflared` can now run with `quic` as the underlying tunnel transport protocol. To try it, change or add "protocol: quic" to your config.yml file or
run cloudflared with the `--protocol quic` flag. e.g:
`cloudflared tunnel --protocol quic run <tunnel-name>`
### Bug Fixes
- Fixed some generic transport bugs in `quic` mode. It's advised to upgrade to at least this version (2021.9.2) when running `cloudflared`
with `quic` protocol.
- `cloudflared` docker images will now show version.
## 2021.8.4
### Improvements
- Temporary tunnels (those hosted on trycloudflare.com that do not require a Cloudflare login) now run as Named Tunnels
underneath. We recall that these tunnels should not be relied upon for production usage as they come with no guarantee
of uptime. Previous cloudflared versions will soon be unable to run legacy temporary tunnels and will require an update
(to this version or more recent).
## 2021.8.2
### Improvements
- Because Equinox os shutting down, all cloudflared releases are now present [here](https://github.com/cloudflare/cloudflared/releases).
[Equinox](https://dl.equinox.io/cloudflare/cloudflared/stable) will no longer receive updates.
## 2021.8.0
### Bug fixes
- Prevents tunnel from accidentally running when only proxy-dns should run.
### Improvements
- If auto protocol transport lookup fails, we now default to a transport instead of not connecting.
## 2021.6.0
### Bug Fixes
- Fixes a http2 transport (the new default for Named Tunnels) to work with unix socket origins.
## 2021.5.10
### Bug Fixes
- Fixes a memory leak in h2mux transport that connects cloudflared to Cloudflare edge.
## 2021.5.9
### New Features
- Uses new Worker based login helper service to facilitate token exchange in cloudflared flows.
### Bug Fixes
- Fixes Centos-7 builds.
## 2021.5.8
### New Features
- When creating a DNS record to point a hostname at a tunnel, you can now use --overwrite-dns to overwrite any existing
DNS records with that hostname. This works both when using the CLI to provision DNS, as well as when starting an adhoc
named tunnel, e.g.:
- `cloudflared tunnel route dns --overwrite-dns foo-tunnel foo.example.com`
- `cloudflared tunnel --overwrite-dns --name foo-tunnel --hostname foo.example.com`
## 2021.5.7
### New Features
- Named Tunnels will automatically select the protocol to connect to Cloudflare's edge network.
## 2021.5.0
### New Features
- It is now possible to run the same tunnel using more than one `cloudflared` instance. This is a server-side change and
is compatible with any client version that uses Named Tunnels.
To get started, visit our [developer documentation](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/run-tunnel/deploy-cloudflared-replicas).
- `cloudflared tunnel ingress validate` will now warn about unused keys in your config file. This is helpful for
detecting typos in your config.
- If `cloudflared` detects it is running inside a Linux container, it will limit itself to use only the number of CPUs
the pod has been granted, instead of trying to use every CPU available.
## 2021.4.0
### Bug Fixes
- Fixed proxying of websocket requests to avoid possibility of losing initial frames that were sent in the same TCP
packet as response headers [#345](https://github.com/cloudflare/cloudflared/issues/345).
- `proxy-dns` option now works in conjunction with running a named tunnel [#346](https://github.com/cloudflare/cloudflared/issues/346).
## 2021.3.6
### Bug Fixes
- Reverted 2021.3.5 improvement to use HTTP/2 in a best-effort manner between cloudflared and origin services because
it was found to break in some cases.
## 2021.3.5
### Improvements
- HTTP/2 transport is now always chosen if origin server supports it and the service url scheme is HTTPS.
This was previously done in a best attempt manner.
### Bug Fixes
- The MacOS binaries were not successfully released in 2021.3.3 and 2021.3.4. This release is aimed at addressing that.
## 2021.3.3
### Improvements
- Tunnel create command, as well as, running ad-hoc tunnels using `cloudflared tunnel -name NAME`, will not overwrite
existing files when writing tunnel credentials.
### Bug Fixes
- Tunnel create and delete commands no longer use path to credentials from the configuration file.
If you need ot place tunnel credentials file at a specific location, you must use `--credentials-file` flag.
- Access ssh-gen creates properly named keys for SSH short lived certs.
## 2021.3.2
### New Features
- It is now possible to obtain more detailed information about the cloudflared connectors to Cloudflare Edge via
`cloudflared tunnel info <name/uuid>`. It is possible to sort the output as well as output in different formats,
such as: `cloudflared tunnel info --sort-by version --invert-sort --output json <name/uuid>`.
You can obtain more information via `cloudflared tunnel info --help`.
### Bug Fixes
- Don't look for configuration file in default paths when `--config FILE` flag is present after `tunnel` subcommand.
- cloudflared access token command now functions correctly with the new token-per-app change from 2021.3.0.
## 2021.3.0
### New Features
- [Cloudflare One Routing](https://developers.cloudflare.com/cloudflare-one/tutorials/warp-to-tunnel) specific commands
now show up in the `cloudflared tunnel route --help` output.
- There is a new ingress type that allows cloudflared to proxy SOCKS5 as a bastion. You can use it with an ingress
rule by adding `service: socks-proxy`. Traffic is routed to any destination specified by the SOCKS5 packet but only
if allowed by a rule. In the following example we allow proxying to a certain CIDR but explicitly forbid one address
within it:
```
ingress:
- hostname: socks.example.com
service: socks-proxy
originRequest:
ipRules:
- prefix: 192.168.1.8/32
allow: false
- prefix: 192.168.1.0/24
ports: [80, 443]
allow: true
```
### Improvements
- Nested commands, such as `cloudflared tunnel run`, now consider CLI arguments even if they appear earlier on the
command. For instance, `cloudflared --config config.yaml tunnel run` will now behave the same as
`cloudflared tunnel --config config.yaml run`
- Warnings are now shown in the output logs whenever cloudflared is running without the most recent version and
`no-autoupdate` is `true`.
- Access tokens are now stored per Access App instead of per request path. This decreases the number of times that the
user is required to authenticate with an Access policy redundantly.
### Bug Fixes
- GitHub [PR #317](https://github.com/cloudflare/cloudflared/issues/317) was broken in 2021.2.5 and is now fixed again.
## 2021.2.5
### New Features
- We introduce [Cloudflare One Routing](https://developers.cloudflare.com/cloudflare-one/tutorials/warp-to-tunnel) in
beta mode. Cloudflare customer can now connect users and private networks with RFC 1918 IP addresses via the
Cloudflare edge network. Users running Cloudflare WARP client in the same organization can connect to the services
made available by Argo Tunnel IP routes. Please share your feedback in the GitHub issue tracker.
## 2021.2.4
### Bug Fixes
- Reverts the Improvement released in 2021.2.3 for CLI arguments as it introduced a regression where cloudflared failed
to read URLs in configuration files.
- cloudflared now logs the reason for failed connections if the error is recoverable.
## 2021.2.3
### Backward Incompatible Changes
- Removes db-connect. The Cloudflare Workers product will continue to support db-connect implementations with versions
of cloudflared that predate this release and include support for db-connect.
### New Features
- Introduces support for proxy configurations with websockets in arbitrary TCP connections (#318).
### Improvements
- (reverted) Nested command line argument handling.
### Bug Fixes
- The maximum number of upstream connections is now limited by default which should fix reported issues of cloudflared
exhausting CPU usage when faced with connectivity issues.

View File

@ -1,7 +1,7 @@
# use a builder image for building cloudflare # use a builder image for building cloudflare
ARG TARGET_GOOS ARG TARGET_GOOS
ARG TARGET_GOARCH ARG TARGET_GOARCH
FROM golang:1.22.5 as builder FROM golang:1.15.3 as builder
ENV GO111MODULE=on \ ENV GO111MODULE=on \
CGO_ENABLED=0 \ CGO_ENABLED=0 \
TARGET_GOOS=${TARGET_GOOS} \ TARGET_GOOS=${TARGET_GOOS} \
@ -12,15 +12,11 @@ WORKDIR /go/src/github.com/cloudflare/cloudflared/
# copy our sources into the builder image # copy our sources into the builder image
COPY . . COPY . .
RUN .teamcity/install-cloudflare-go.sh
# compile cloudflared # compile cloudflared
RUN PATH="/tmp/go/bin:$PATH" make cloudflared RUN make cloudflared
# use a distroless base image with glibc # use a distroless base image with glibc
FROM gcr.io/distroless/base-debian11:nonroot FROM gcr.io/distroless/base-debian10:nonroot
LABEL org.opencontainers.image.source="https://github.com/cloudflare/cloudflared"
# copy our compiled binary # copy our compiled binary
COPY --from=builder --chown=nonroot /go/src/github.com/cloudflare/cloudflared/cloudflared /usr/local/bin/ COPY --from=builder --chown=nonroot /go/src/github.com/cloudflare/cloudflared/cloudflared /usr/local/bin/

View File

@ -1,29 +0,0 @@
# use a builder image for building cloudflare
FROM golang:1.22.5 as builder
ENV GO111MODULE=on \
CGO_ENABLED=0
WORKDIR /go/src/github.com/cloudflare/cloudflared/
# copy our sources into the builder image
COPY . .
RUN .teamcity/install-cloudflare-go.sh
# compile cloudflared
RUN GOOS=linux GOARCH=amd64 PATH="/tmp/go/bin:$PATH" make cloudflared
# use a distroless base image with glibc
FROM gcr.io/distroless/base-debian11:nonroot
LABEL org.opencontainers.image.source="https://github.com/cloudflare/cloudflared"
# copy our compiled binary
COPY --from=builder --chown=nonroot /go/src/github.com/cloudflare/cloudflared/cloudflared /usr/local/bin/
# run as non-privileged user
USER nonroot
# command / entrypoint of container
ENTRYPOINT ["cloudflared", "--no-autoupdate"]
CMD ["version"]

View File

@ -1,29 +0,0 @@
# use a builder image for building cloudflare
FROM golang:1.22.5 as builder
ENV GO111MODULE=on \
CGO_ENABLED=0
WORKDIR /go/src/github.com/cloudflare/cloudflared/
# copy our sources into the builder image
COPY . .
RUN .teamcity/install-cloudflare-go.sh
# compile cloudflared
RUN GOOS=linux GOARCH=arm64 PATH="/tmp/go/bin:$PATH" make cloudflared
# use a distroless base image with glibc
FROM gcr.io/distroless/base-debian11:nonroot-arm64
LABEL org.opencontainers.image.source="https://github.com/cloudflare/cloudflared"
# copy our compiled binary
COPY --from=builder --chown=nonroot /go/src/github.com/cloudflare/cloudflared/cloudflared /usr/local/bin/
# run as non-privileged user
USER nonroot
# command / entrypoint of container
ENTRYPOINT ["cloudflared", "--no-autoupdate"]
CMD ["version"]

313
LICENSE
View File

@ -1,202 +1,155 @@
SERVICES AGREEMENT
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285
Makefile
View File

@ -1,79 +1,38 @@
# The targets cannot be run in parallel VERSION := $(shell git describe --tags --always --dirty="-dev" --match "[0-9][0-9][0-9][0-9].*.*")
.NOTPARALLEL: DATE := $(shell date -u '+%Y-%m-%d-%H%M UTC')
VERSION_FLAGS := -ldflags='-X "main.Version=$(VERSION)" -X "main.BuildTime=$(DATE)"'
VERSION := $(shell git describe --tags --always --match "[0-9][0-9][0-9][0-9].*.*")
MSI_VERSION := $(shell git tag -l --sort=v:refname | grep "w" | tail -1 | cut -c2-) MSI_VERSION := $(shell git tag -l --sort=v:refname | grep "w" | tail -1 | cut -c2-)
#MSI_VERSION expects the format of the tag to be: (wX.X.X). Starts with the w character to not break cfsetup. #MSI_VERSION expects the format of the tag to be: (wX.X.X). Starts with the w character to not break cfsetup.
#e.g. w3.0.1 or w4.2.10. It trims off the w character when creating the MSI. #e.g. w3.0.1 or w4.2.10. It trims off the w character when creating the MSI.
ifeq ($(ORIGINAL_NAME), true)
# Used for builds that want FIPS compilation but want the artifacts generated to still have the original name.
BINARY_NAME := cloudflared
else ifeq ($(FIPS), true)
# Used for FIPS compliant builds that do not match the case above.
BINARY_NAME := cloudflared-fips
else
# Used for all other (non-FIPS) builds.
BINARY_NAME := cloudflared
endif
ifeq ($(NIGHTLY), true)
DEB_PACKAGE_NAME := $(BINARY_NAME)-nightly
NIGHTLY_FLAGS := --conflicts cloudflared --replaces cloudflared
else
DEB_PACKAGE_NAME := $(BINARY_NAME)
endif
DATE := $(shell date -u '+%Y-%m-%d-%H%M UTC')
VERSION_FLAGS := -X "main.Version=$(VERSION)" -X "main.BuildTime=$(DATE)"
ifdef PACKAGE_MANAGER
VERSION_FLAGS := $(VERSION_FLAGS) -X "github.com/cloudflare/cloudflared/cmd/cloudflared/updater.BuiltForPackageManager=$(PACKAGE_MANAGER)"
endif
LINK_FLAGS :=
ifeq ($(FIPS), true)
LINK_FLAGS := -linkmode=external -extldflags=-static $(LINK_FLAGS)
# Prevent linking with libc regardless of CGO enabled or not.
GO_BUILD_TAGS := $(GO_BUILD_TAGS) osusergo netgo fips
VERSION_FLAGS := $(VERSION_FLAGS) -X "main.BuildType=FIPS"
endif
LDFLAGS := -ldflags='$(VERSION_FLAGS) $(LINK_FLAGS)'
ifneq ($(GO_BUILD_TAGS),)
GO_BUILD_TAGS := -tags "$(GO_BUILD_TAGS)"
endif
ifeq ($(debug), 1)
GO_BUILD_TAGS += -gcflags="all=-N -l"
endif
IMPORT_PATH := github.com/cloudflare/cloudflared IMPORT_PATH := github.com/cloudflare/cloudflared
PACKAGE_DIR := $(CURDIR)/packaging PACKAGE_DIR := $(CURDIR)/packaging
PREFIX := /usr INSTALL_BINDIR := /usr/bin/
INSTALL_BINDIR := $(PREFIX)/bin/ MAN_DIR := /usr/share/man/man1/
INSTALL_MANDIR := $(PREFIX)/share/man/man1/
CF_GO_PATH := /tmp/go EQUINOX_FLAGS = --version="$(VERSION)" \
PATH := $(CF_GO_PATH)/bin:$(PATH) --platforms="$(EQUINOX_BUILD_PLATFORMS)" \
--app="$(EQUINOX_APP_ID)" \
--token="$(EQUINOX_TOKEN)" \
--channel="$(EQUINOX_CHANNEL)"
ifeq ($(EQUINOX_IS_DRAFT), true)
EQUINOX_FLAGS := --draft $(EQUINOX_FLAGS)
endif
LOCAL_ARCH ?= $(shell uname -m) LOCAL_ARCH ?= $(shell uname -m)
ifneq ($(GOARCH),) ifneq ($(GOARCH),)
TARGET_ARCH ?= $(GOARCH) TARGET_ARCH ?= $(GOARCH)
else ifeq ($(LOCAL_ARCH),x86_64) else ifeq ($(LOCAL_ARCH),x86_64)
TARGET_ARCH ?= amd64 TARGET_ARCH ?= amd64
else ifeq ($(LOCAL_ARCH),amd64)
TARGET_ARCH ?= amd64
else ifeq ($(LOCAL_ARCH),i686) else ifeq ($(LOCAL_ARCH),i686)
TARGET_ARCH ?= amd64 TARGET_ARCH ?= amd64
else ifeq ($(shell echo $(LOCAL_ARCH) | head -c 5),armv8) else ifeq ($(shell echo $(LOCAL_ARCH) | head -c 5),armv8)
TARGET_ARCH ?= arm64 TARGET_ARCH ?= arm64
else ifeq ($(LOCAL_ARCH),aarch64) else ifeq ($(LOCAL_ARCH),aarch64)
TARGET_ARCH ?= arm64 TARGET_ARCH ?= arm64
else ifeq ($(LOCAL_ARCH),arm64)
TARGET_ARCH ?= arm64
else ifeq ($(shell echo $(LOCAL_ARCH) | head -c 4),armv) else ifeq ($(shell echo $(LOCAL_ARCH) | head -c 4),armv)
TARGET_ARCH ?= arm TARGET_ARCH ?= arm
else ifeq ($(LOCAL_ARCH),s390x)
TARGET_ARCH ?= s390x
else else
$(error This system's architecture $(LOCAL_ARCH) isn't supported) $(error This system's architecture $(LOCAL_ARCH) isn't supported)
endif endif
@ -87,16 +46,14 @@ else ifeq ($(LOCAL_OS),windows)
TARGET_OS ?= windows TARGET_OS ?= windows
else ifeq ($(LOCAL_OS),freebsd) else ifeq ($(LOCAL_OS),freebsd)
TARGET_OS ?= freebsd TARGET_OS ?= freebsd
else ifeq ($(LOCAL_OS),openbsd)
TARGET_OS ?= openbsd
else else
$(error This system's OS $(LOCAL_OS) isn't supported) $(error This system's OS $(LOCAL_OS) isn't supported)
endif endif
ifeq ($(TARGET_OS), windows) ifeq ($(TARGET_OS), windows)
EXECUTABLE_PATH=./$(BINARY_NAME).exe EXECUTABLE_PATH=./cloudflared.exe
else else
EXECUTABLE_PATH=./$(BINARY_NAME) EXECUTABLE_PATH=./cloudflared
endif endif
ifeq ($(FLAVOR), centos-7) ifeq ($(FLAVOR), centos-7)
@ -105,19 +62,6 @@ else
TARGET_PUBLIC_REPO ?= $(FLAVOR) TARGET_PUBLIC_REPO ?= $(FLAVOR)
endif endif
ifneq ($(TARGET_ARM), )
ARM_COMMAND := GOARM=$(TARGET_ARM)
endif
ifeq ($(TARGET_ARM), 7)
PACKAGE_ARCH := armhf
else
PACKAGE_ARCH := $(TARGET_ARCH)
endif
#for FIPS compliance, FPM defaults to MD5.
RPM_DIGEST := --rpm-digest sha256
.PHONY: all .PHONY: all
all: cloudflared test all: cloudflared test
@ -126,117 +70,160 @@ clean:
go clean go clean
.PHONY: cloudflared .PHONY: cloudflared
cloudflared: cloudflared: tunnel-deps
ifeq ($(FIPS), true) GOOS=$(TARGET_OS) GOARCH=$(TARGET_ARCH) go build -v -mod=vendor $(VERSION_FLAGS) $(IMPORT_PATH)/cmd/cloudflared
$(info Building cloudflared with go-fips)
cp -f fips/fips.go.linux-amd64 cmd/cloudflared/fips.go
endif
GOOS=$(TARGET_OS) GOARCH=$(TARGET_ARCH) $(ARM_COMMAND) go build -mod=vendor $(GO_BUILD_TAGS) $(LDFLAGS) $(IMPORT_PATH)/cmd/cloudflared
ifeq ($(FIPS), true)
rm -f cmd/cloudflared/fips.go
./check-fips.sh cloudflared
endif
.PHONY: container .PHONY: container
container: container:
docker build --build-arg=TARGET_ARCH=$(TARGET_ARCH) --build-arg=TARGET_OS=$(TARGET_OS) -t cloudflare/cloudflared-$(TARGET_OS)-$(TARGET_ARCH):"$(VERSION)" . docker build --build-arg=TARGET_ARCH=$(TARGET_ARCH) --build-arg=TARGET_OS=$(TARGET_OS) -t cloudflare/cloudflared-$(TARGET_OS)-$(TARGET_ARCH):"$(VERSION)" .
.PHONY: generate-docker-version
generate-docker-version:
echo latest $(VERSION) > versions
.PHONY: test .PHONY: test
test: vet test: vet
ifndef CI go test -v -mod=vendor -race $(VERSION_FLAGS) ./...
go test -v -mod=vendor -race $(LDFLAGS) ./...
else
@mkdir -p .cover
go test -v -mod=vendor -race $(LDFLAGS) -coverprofile=".cover/c.out" ./...
endif
.PHONY: cover .PHONY: test-ssh-server
cover: test-ssh-server:
@echo "" docker-compose -f ssh_server_tests/docker-compose.yml up
@echo "=====> Total test coverage: <====="
@echo ""
# Print the overall coverage here for quick access.
$Q go tool cover -func ".cover/c.out" | grep "total:" | awk '{print $$3}'
# Generate the HTML report that can be viewed from the browser in CI.
$Q go tool cover -html ".cover/c.out" -o .cover/all.html
.PHONY: install-go define publish_package
install-go: for HOST in $(CF_PKG_HOSTS); do \
rm -rf ${CF_GO_PATH} ssh-keyscan -t rsa $$HOST >> ~/.ssh/known_hosts; \
./.teamcity/install-cloudflare-go.sh scp -4 cloudflared*.$(1) cfsync@$$HOST:/state/cf-pkg/staging/$(2)/$(TARGET_PUBLIC_REPO)/cloudflared/; \
ssh cfsync@$$HOST 'chgrp cf /state/cf-pkg/staging/$(2)/$(TARGET_PUBLIC_REPO)/cloudflared/*.$(1) && chmod g+w /state/cf-pkg/staging/$(2)/$(TARGET_PUBLIC_REPO)/cloudflared/*.$(1)'; \
done
endef
.PHONY: cleanup-go .PHONY: publish-deb
cleanup-go: publish-deb: cloudflared-deb
rm -rf ${CF_GO_PATH} $(call publish_package,deb,apt)
cloudflared.1: cloudflared_man_template .PHONY: publish-rpm
sed -e 's/\$${VERSION}/$(VERSION)/; s/\$${DATE}/$(DATE)/' cloudflared_man_template > cloudflared.1 publish-rpm: cloudflared-rpm
$(call publish_package,rpm,yum)
install: install-go cloudflared cloudflared.1 cleanup-go
mkdir -p $(DESTDIR)$(INSTALL_BINDIR) $(DESTDIR)$(INSTALL_MANDIR)
install -m755 cloudflared $(DESTDIR)$(INSTALL_BINDIR)/cloudflared
install -m644 cloudflared.1 $(DESTDIR)$(INSTALL_MANDIR)/cloudflared.1
# When we build packages, the package name will be FIPS-aware.
# But we keep the binary installed by it to be named "cloudflared" regardless.
define build_package define build_package
mkdir -p $(PACKAGE_DIR) mkdir -p $(PACKAGE_DIR)
cp cloudflared $(PACKAGE_DIR)/cloudflared cp cloudflared $(PACKAGE_DIR)/cloudflared
cp cloudflared.1 $(PACKAGE_DIR)/cloudflared.1 cat cloudflared_man_template | sed -e 's/\$${VERSION}/$(VERSION)/; s/\$${DATE}/$(DATE)/' > $(PACKAGE_DIR)/cloudflared.1
fpm -C $(PACKAGE_DIR) -s dir -t $(1) \ fakeroot fpm -C $(PACKAGE_DIR) -s dir -t $(1) --$(1)-compression bzip2 \
--description 'Cloudflare Tunnel daemon' \ --description 'Cloudflare Argo tunnel daemon' \
--vendor 'Cloudflare' \ --vendor 'Cloudflare' \
--license 'Apache License Version 2.0' \ --license 'Cloudflare Service Agreement' \
--url 'https://github.com/cloudflare/cloudflared' \ --url 'https://github.com/cloudflare/cloudflared' \
-m 'Cloudflare <support@cloudflare.com>' \ -m 'Cloudflare <support@cloudflare.com>' \
-a $(PACKAGE_ARCH) -v $(VERSION) -n $(DEB_PACKAGE_NAME) $(RPM_DIGEST) $(NIGHTLY_FLAGS) --after-install postinst.sh --after-remove postrm.sh \ -a $(TARGET_ARCH) -v $(VERSION) -n cloudflared --after-install postinst.sh --after-remove postrm.sh \
cloudflared=$(INSTALL_BINDIR) cloudflared.1=$(INSTALL_MANDIR) cloudflared=$(INSTALL_BINDIR) cloudflared.1=$(MAN_DIR)
endef endef
.PHONY: cloudflared-deb .PHONY: cloudflared-deb
cloudflared-deb: cloudflared cloudflared.1 cloudflared-deb: cloudflared
$(call build_package,deb) $(call build_package,deb)
.PHONY: cloudflared-rpm .PHONY: cloudflared-rpm
cloudflared-rpm: cloudflared cloudflared.1 cloudflared-rpm: cloudflared
$(call build_package,rpm) $(call build_package,rpm)
.PHONY: cloudflared-pkg .PHONY: cloudflared-darwin-amd64.tgz
cloudflared-pkg: cloudflared cloudflared.1 cloudflared-darwin-amd64.tgz: cloudflared
$(call build_package,osxpkg) tar czf cloudflared-darwin-amd64.tgz cloudflared
rm cloudflared
.PHONY: cloudflared-msi .PHONY: cloudflared-junos
cloudflared-msi: cloudflared-junos: cloudflared jetez-certificate.pem jetez-key.pem
wixl --define Version=$(VERSION) --define Path=$(EXECUTABLE_PATH) --output cloudflared-$(VERSION)-$(TARGET_ARCH).msi cloudflared.wxs jetez --source . \
-j jet.yaml \
--key jetez-key.pem \
--cert jetez-certificate.pem \
--version $(VERSION)
rm jetez-*.pem
.PHONY: github-release-dryrun jetez-certificate.pem:
github-release-dryrun: ifndef JETEZ_CERT
python3 github_release.py --path $(PWD)/built_artifacts --release-version $(VERSION) --dry-run $(error JETEZ_CERT not defined)
endif
@echo "Writing JetEZ certificate"
@echo "$$JETEZ_CERT" > jetez-certificate.pem
jetez-key.pem:
ifndef JETEZ_KEY
$(error JETEZ_KEY not defined)
endif
@echo "Writing JetEZ key"
@echo "$$JETEZ_KEY" > jetez-key.pem
.PHONY: publish-cloudflared-junos
publish-cloudflared-junos: cloudflared-junos cloudflared-x86-64.latest.s3
ifndef S3_ENDPOINT
$(error S3_HOST not defined)
endif
ifndef S3_URI
$(error S3_URI not defined)
endif
ifndef S3_ACCESS_KEY
$(error S3_ACCESS_KEY not defined)
endif
ifndef S3_SECRET_KEY
$(error S3_SECRET_KEY not defined)
endif
sha256sum cloudflared-x86-64-$(VERSION).tgz | awk '{printf $$1}' > cloudflared-x86-64-$(VERSION).tgz.shasum
s4cmd --endpoint-url $(S3_ENDPOINT) --force --API-GrantRead=uri=http://acs.amazonaws.com/groups/global/AllUsers \
put cloudflared-x86-64-$(VERSION).tgz $(S3_URI)/cloudflared-x86-64-$(VERSION).tgz
s4cmd --endpoint-url $(S3_ENDPOINT) --force --API-GrantRead=uri=http://acs.amazonaws.com/groups/global/AllUsers \
put cloudflared-x86-64-$(VERSION).tgz.shasum $(S3_URI)/cloudflared-x86-64-$(VERSION).tgz.shasum
dpkg --compare-versions "$(VERSION)" gt "$(shell cat cloudflared-x86-64.latest.s3)" && \
echo -n "$(VERSION)" > cloudflared-x86-64.latest && \
s4cmd --endpoint-url $(S3_ENDPOINT) --force --API-GrantRead=uri=http://acs.amazonaws.com/groups/global/AllUsers \
put cloudflared-x86-64.latest $(S3_URI)/cloudflared-x86-64.latest || \
echo "Latest version not updated"
cloudflared-x86-64.latest.s3:
s4cmd --endpoint-url $(S3_ENDPOINT) --force \
get $(S3_URI)/cloudflared-x86-64.latest cloudflared-x86-64.latest.s3
.PHONY: homebrew-upload
homebrew-upload: cloudflared-darwin-amd64.tgz
aws s3 --endpoint-url $(S3_ENDPOINT) cp --acl public-read $$^ $(S3_URI)/cloudflared-$$(VERSION)-$1.tgz
aws s3 --endpoint-url $(S3_ENDPOINT) cp --acl public-read $(S3_URI)/cloudflared-$$(VERSION)-$1.tgz $(S3_URI)/cloudflared-stable-$1.tgz
.PHONY: homebrew-release
homebrew-release: homebrew-upload
./publish-homebrew-formula.sh cloudflared-darwin-amd64.tgz $(VERSION) homebrew-cloudflare
.PHONY: release
release: bin/equinox
bin/equinox release $(EQUINOX_FLAGS) -- $(VERSION_FLAGS) $(IMPORT_PATH)/cmd/cloudflared
.PHONY: github-release .PHONY: github-release
github-release: github-release: cloudflared
python3 github_release.py --path $(PWD)/built_artifacts --release-version $(VERSION) python3 github_release.py --path $(EXECUTABLE_PATH) --release-version $(VERSION)
.PHONY: github-message
github-message:
python3 github_message.py --release-version $(VERSION) python3 github_message.py --release-version $(VERSION)
.PHONY: r2-linux-release .PHONY: github-mac-upload
r2-linux-release: github-mac-upload:
python3 ./release_pkgs.py python3 github_release.py --path artifacts/cloudflared-darwin-amd64.tgz --release-version $(VERSION) --name cloudflared-darwin-amd64.tgz
python3 github_release.py --path artifacts/cloudflared-amd64.pkg --release-version $(VERSION) --name cloudflared-amd64.pkg
.PHONY: capnp bin/equinox:
capnp: mkdir -p bin
curl -s https://bin.equinox.io/c/75JtLRTsJ3n/release-tool-beta-$(EQUINOX_PLATFORM).tgz | tar xz -C bin/
.PHONY: tunnel-deps
tunnel-deps: tunnelrpc/tunnelrpc.capnp.go
tunnelrpc/tunnelrpc.capnp.go: tunnelrpc/tunnelrpc.capnp
which capnp # https://capnproto.org/install.html which capnp # https://capnproto.org/install.html
which capnpc-go # go install zombiezen.com/go/capnproto2/capnpc-go@latest which capnpc-go # go get zombiezen.com/go/capnproto2/capnpc-go
capnp compile -ogo tunnelrpc/proto/tunnelrpc.capnp tunnelrpc/proto/quic_metadata_protocol.capnp capnp compile -ogo tunnelrpc/tunnelrpc.capnp
.PHONY: vet .PHONY: vet
vet: vet:
go vet -mod=vendor github.com/cloudflare/cloudflared/... go vet -mod=vendor ./...
which go-sumtype # go get github.com/BurntSushi/go-sumtype
go-sumtype $$(go list -mod=vendor ./...)
.PHONY: fmt .PHONY: msi
fmt: msi: cloudflared
goimports -l -w -local github.com/cloudflare/cloudflared $$(go list -mod=vendor -f '{{.Dir}}' -a ./... | fgrep -v tunnelrpc/proto) go-msi make --msi cloudflared.msi --version $(MSI_VERSION)

View File

@ -1,58 +1,32 @@
# Cloudflare Tunnel client # Argo Tunnel client
Contains the command-line client for Cloudflare Tunnel, a tunneling daemon that proxies traffic from the Cloudflare network to your origins.
This daemon sits between Cloudflare network and your origin (e.g. a webserver). Cloudflare attracts client requests and sends them to you
via this daemon, without requiring you to poke holes on your firewall --- your origin can remain as closed as possible.
Extensive documentation can be found in the [Cloudflare Tunnel section](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps) of the Cloudflare Docs.
All usages related with proxying to your origins are available under `cloudflared tunnel help`.
You can also use `cloudflared` to access Tunnel origins (that are protected with `cloudflared tunnel`) for TCP traffic
at Layer 4 (i.e., not HTTP/websocket), which is relevant for use cases such as SSH, RDP, etc.
Such usages are available under `cloudflared access help`.
You can instead use [WARP client](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/configuration/private-networks)
to access private origins behind Tunnels for Layer 4 traffic without requiring `cloudflared access` commands on the client side.
Contains the command-line client for Argo Tunnel, a tunneling daemon that proxies any local webserver through the Cloudflare network. Extensive documentation can be found in the [Argo Tunnel section](https://developers.cloudflare.com/argo-tunnel/) of the Cloudflare Docs.
## Before you get started ## Before you get started
Before you use Cloudflare Tunnel, you'll need to complete a few steps in the Cloudflare dashboard: you need to add a Before you use Argo Tunnel, you'll need to complete a few steps in the Cloudflare dashboard. The website you add to Cloudflare will be used to route traffic to your Tunnel.
website to your Cloudflare account. Note that today it is possible to use Tunnel without a website (e.g. for private
routing), but for legacy reasons this requirement is still necessary:
1. [Add a website to Cloudflare](https://support.cloudflare.com/hc/en-us/articles/201720164-Creating-a-Cloudflare-account-and-adding-a-website) 1. [Add a website to Cloudflare](https://support.cloudflare.com/hc/en-us/articles/201720164-Creating-a-Cloudflare-account-and-adding-a-website)
2. [Change your domain nameservers to Cloudflare](https://support.cloudflare.com/hc/en-us/articles/205195708) 2. [Change your domain nameservers to Cloudflare](https://support.cloudflare.com/hc/en-us/articles/205195708)
## Installing `cloudflared` ## Installing `cloudflared`
Downloads are available as standalone binaries, a Docker image, and Debian, RPM, and Homebrew packages. You can also find releases [here](https://github.com/cloudflare/cloudflared/releases) on the `cloudflared` GitHub repository. Downloads are available as standalone binaries, a Docker image, and Debian, RPM, and Homebrew packages. You can also find releases here on the `cloudflared` GitHub repository.
* You can [install on macOS](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/install-and-setup/installation#macos) via Homebrew or by downloading the [latest Darwin amd64 release](https://github.com/cloudflare/cloudflared/releases) * You can [install on macOS](https://developers.cloudflare.com/argo-tunnel/getting-started/installation#macos) via Homebrew or by downloading the [latest Darwin amd64 release](https://github.com/cloudflare/cloudflared/releases)
* Binaries, Debian, and RPM packages for Linux [can be found here](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/install-and-setup/installation#linux) * Binaries, Debian, and RPM packages for Linux [can be found here](https://developers.cloudflare.com/argo-tunnel/getting-started/installation#linux)
* A Docker image of `cloudflared` is [available on DockerHub](https://hub.docker.com/r/cloudflare/cloudflared) * A Docker image of `cloudflared` is [available on DockerHub](https://hub.docker.com/r/cloudflare/cloudflared)
* You can install on Windows machines with the [steps here](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/install-and-setup/installation#windows) * You can install on Windows machines with the [steps here](https://developers.cloudflare.com/argo-tunnel/getting-started/installation#windows)
* To build from source, first you need to download the go toolchain by running `./.teamcity/install-cloudflare-go.sh` and follow the output. Then you can run `make cloudflared`
User documentation for Cloudflare Tunnel can be found at https://developers.cloudflare.com/cloudflare-one/connections/connect-apps
User documentation for Argo Tunnel can be found at https://developers.cloudflare.com/argo-tunnel/
## Creating Tunnels and routing traffic ## Creating Tunnels and routing traffic
Once installed, you can authenticate `cloudflared` into your Cloudflare account and begin creating Tunnels to serve traffic to your origins. Once installed, you can authenticate `cloudflared` into your Cloudflare account and begin creating Tunnels that serve traffic for hostnames in your account.
* Create a Tunnel with [these instructions](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/create-tunnel)
* Route traffic to that Tunnel:
* Via public [DNS records in Cloudflare](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/routing-to-tunnel/dns)
* Or via a public hostname guided by a [Cloudflare Load Balancer](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/routing-to-tunnel/lb)
* Or from [WARP client private traffic](https://developers.cloudflare.com/cloudflare-one/connections/connect-networks/private-net/)
* Create a Tunnel with [these instructions](https://developers.cloudflare.com/argo-tunnel/create-tunnel)
* Route traffic to that Tunnel with [DNS records in Cloudflare](https://developers.cloudflare.com/argo-tunnel/routing-to-tunnel/dns) or with a [Cloudflare Load Balancer](https://developers.cloudflare.com/argo-tunnel/routing-to-tunnel/lb)
## TryCloudflare ## TryCloudflare
Want to test Cloudflare Tunnel before adding a website to Cloudflare? You can do so with TryCloudflare using the documentation [available here](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/run-tunnel/trycloudflare). Want to test Argo Tunnel before adding a website to Cloudflare? You can do so with TryCloudflare using the documentation [available here](https://developers.cloudflare.com/argo-tunnel/learning/trycloudflare).
## Deprecated versions
Cloudflare currently supports versions of cloudflared that are **within one year** of the most recent release. Breaking changes unrelated to feature availability may be introduced that will impact versions released more than one year ago. You can read more about upgrading cloudflared in our [developer documentation](https://developers.cloudflare.com/cloudflare-one/connections/connect-networks/downloads/#updating-cloudflared).
For example, as of January 2023 Cloudflare will support cloudflared version 2023.1.1 to cloudflared 2022.1.1.

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@ -0,0 +1,106 @@
package awsuploader
import (
"os"
"path/filepath"
"time"
"github.com/cloudflare/cloudflared/logger"
)
// DirectoryUploadManager is used to manage file uploads on an interval from a directory
type DirectoryUploadManager struct {
logger logger.Service
uploader Uploader
rootDirectory string
sweepInterval time.Duration
ticker *time.Ticker
shutdownC chan struct{}
workQueue chan string
}
// NewDirectoryUploadManager create a new DirectoryUploadManager
// uploader is an Uploader to use as an actual uploading engine
// directory is the directory to sweep for files to upload
// sweepInterval is how often to iterate the directory and upload the files within
func NewDirectoryUploadManager(logger logger.Service, uploader Uploader, directory string, sweepInterval time.Duration, shutdownC chan struct{}) *DirectoryUploadManager {
workerCount := 10
manager := &DirectoryUploadManager{
logger: logger,
uploader: uploader,
rootDirectory: directory,
sweepInterval: sweepInterval,
shutdownC: shutdownC,
workQueue: make(chan string, workerCount),
}
//start workers
for i := 0; i < workerCount; i++ {
go manager.worker()
}
return manager
}
// Upload a file using the uploader
// This is useful for "out of band" uploads that need to be triggered immediately instead of waiting for the sweep
func (m *DirectoryUploadManager) Upload(filepath string) error {
return m.uploader.Upload(filepath)
}
// Start the upload ticker to walk the directories
func (m *DirectoryUploadManager) Start() {
m.ticker = time.NewTicker(m.sweepInterval)
go m.run()
}
func (m *DirectoryUploadManager) run() {
for {
select {
case <-m.shutdownC:
m.ticker.Stop()
return
case <-m.ticker.C:
m.sweep()
}
}
}
// sweep the directory and kick off uploads
func (m *DirectoryUploadManager) sweep() {
filepath.Walk(m.rootDirectory, func(path string, info os.FileInfo, err error) error {
if err != nil || info.IsDir() {
return nil
}
//30 days ago
retentionTime := 30 * (time.Hour * 24)
checkTime := time.Now().Add(-time.Duration(retentionTime))
//delete the file it is stale
if info.ModTime().Before(checkTime) {
os.Remove(path)
return nil
}
//add the upload to the work queue
go func() {
m.workQueue <- path
}()
return nil
})
}
// worker handles upload requests
func (m *DirectoryUploadManager) worker() {
for {
select {
case <-m.shutdownC:
return
case filepath := <-m.workQueue:
if err := m.Upload(filepath); err != nil {
m.logger.Errorf("Cannot upload file to s3 bucket: %s", err)
} else {
os.Remove(filepath)
}
}
}
}

View File

@ -0,0 +1,137 @@
package awsuploader
import (
"errors"
"io/ioutil"
"math/rand"
"os"
"path/filepath"
"testing"
"time"
"github.com/cloudflare/cloudflared/logger"
)
type MockUploader struct {
shouldFail bool
}
func (m *MockUploader) Upload(filepath string) error {
if m.shouldFail {
return errors.New("upload set to fail")
}
return nil
}
func NewMockUploader(shouldFail bool) Uploader {
return &MockUploader{shouldFail: shouldFail}
}
func getDirectoryPath(t *testing.T) string {
dir, err := os.Getwd()
if err != nil {
t.Fatal("couldn't create the test directory!", err)
}
return filepath.Join(dir, "uploads")
}
func setupTestDirectory(t *testing.T) string {
path := getDirectoryPath(t)
os.RemoveAll(path)
time.Sleep(100 * time.Millisecond) //short way to wait for the OS to delete the folder
err := os.MkdirAll(path, os.ModePerm)
if err != nil {
t.Fatal("couldn't create the test directory!", err)
}
return path
}
func createUploadManager(t *testing.T, shouldFailUpload bool) *DirectoryUploadManager {
rootDirectory := setupTestDirectory(t)
uploader := NewMockUploader(shouldFailUpload)
logger := logger.NewOutputWriter(logger.NewMockWriteManager())
shutdownC := make(chan struct{})
return NewDirectoryUploadManager(logger, uploader, rootDirectory, 1*time.Second, shutdownC)
}
func createFile(t *testing.T, fileName string) (*os.File, string) {
path := filepath.Join(getDirectoryPath(t), fileName)
f, err := os.Create(path)
if err != nil {
t.Fatal("upload to create file for sweep test", err)
}
return f, path
}
func TestUploadSuccess(t *testing.T) {
manager := createUploadManager(t, false)
path := filepath.Join(getDirectoryPath(t), "test_file")
if err := manager.Upload(path); err != nil {
t.Fatal("the upload request method failed", err)
}
}
func TestUploadFailure(t *testing.T) {
manager := createUploadManager(t, true)
path := filepath.Join(getDirectoryPath(t), "test_file")
if err := manager.Upload(path); err == nil {
t.Fatal("the upload request method should have failed and didn't", err)
}
}
func TestSweepSuccess(t *testing.T) {
manager := createUploadManager(t, false)
f, path := createFile(t, "test_file")
defer f.Close()
manager.Start()
time.Sleep(2 * time.Second)
if _, err := os.Stat(path); os.IsExist(err) {
//the file should have been deleted
t.Fatal("the manager failed to delete the file", err)
}
}
func TestSweepFailure(t *testing.T) {
manager := createUploadManager(t, true)
f, path := createFile(t, "test_file")
defer f.Close()
manager.Start()
time.Sleep(2 * time.Second)
_, serr := f.Stat()
if serr != nil {
//the file should still exist
os.Remove(path)
t.Fatal("the manager failed to delete the file", serr)
}
}
func TestHighLoad(t *testing.T) {
manager := createUploadManager(t, false)
for i := 0; i < 30; i++ {
f, _ := createFile(t, randomString(6))
defer f.Close()
}
manager.Start()
time.Sleep(4 * time.Second)
directory := getDirectoryPath(t)
files, err := ioutil.ReadDir(directory)
if err != nil || len(files) > 0 {
t.Fatalf("the manager failed to upload all the files: %s files left: %d", err, len(files))
}
}
// LowerCase [a-z]
const randSet = "abcdefghijklmnopqrstuvwxyz"
// String returns a string of length 'n' from a set of letters 'lset'
func randomString(n int) string {
b := make([]byte, n)
lsetLen := len(randSet)
for i := range b {
b[i] = randSet[rand.Intn(lsetLen)]
}
return string(b)
}

View File

@ -0,0 +1,62 @@
package awsuploader
import (
"context"
"os"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/s3"
)
//FileUploader aws compliant bucket upload
type FileUploader struct {
storage *s3.S3
bucketName string
clientID string
secretID string
}
// NewFileUploader creates a new S3 compliant bucket uploader
func NewFileUploader(bucketName, region, accessKeyID, secretID, token, s3Host string) (*FileUploader, error) {
sess, err := session.NewSession(&aws.Config{
Region: aws.String(region),
Credentials: credentials.NewStaticCredentials(accessKeyID, secretID, token),
})
if err != nil {
return nil, err
}
var storage *s3.S3
if s3Host != "" {
storage = s3.New(sess, &aws.Config{Endpoint: aws.String(s3Host)})
} else {
storage = s3.New(sess)
}
return &FileUploader{
storage: storage,
bucketName: bucketName,
}, nil
}
// Upload a file to the bucket
func (u *FileUploader) Upload(filepath string) error {
info, err := os.Stat(filepath)
if err != nil {
return err
}
file, err := os.Open(filepath)
if err != nil {
return err
}
defer file.Close()
_, serr := u.storage.PutObjectWithContext(context.Background(), &s3.PutObjectInput{
Bucket: aws.String(u.bucketName),
Key: aws.String(info.Name()),
Body: file,
})
return serr
}

View File

@ -0,0 +1,7 @@
package awsuploader
// UploadManager is used to manage file uploads on an interval
type UploadManager interface {
Upload(string) error
Start()
}

7
awsuploader/uploader.go Normal file
View File

@ -0,0 +1,7 @@
package awsuploader
// Uploader the functions required to upload to a bucket
type Uploader interface {
//Upload a file to the bucket
Upload(string) error
}

29
buffer/pool.go Normal file
View File

@ -0,0 +1,29 @@
package buffer
import (
"sync"
)
type Pool struct {
// A Pool must not be copied after first use.
// https://golang.org/pkg/sync/#Pool
buffers sync.Pool
}
func NewPool(bufferSize int) *Pool {
return &Pool{
buffers: sync.Pool{
New: func() interface{} {
return make([]byte, bufferSize)
},
},
}
}
func (p *Pool) Get() []byte {
return p.buffers.Get().([]byte)
}
func (p *Pool) Put(buf []byte) {
p.buffers.Put(buf)
}

View File

@ -1,26 +0,0 @@
#!/bin/bash
VERSION=$(git describe --tags --always --match "[0-9][0-9][0-9][0-9].*.*")
echo $VERSION
# This controls the directory the built artifacts go into
export ARTIFACT_DIR=artifacts/
mkdir -p $ARTIFACT_DIR
arch=("amd64")
export TARGET_ARCH=$arch
export TARGET_OS=linux
export FIPS=true
# For BoringCrypto to link, we need CGO enabled. Otherwise compilation fails.
export CGO_ENABLED=1
make cloudflared-deb
mv cloudflared-fips\_$VERSION\_$arch.deb $ARTIFACT_DIR/cloudflared-fips-linux-$arch.deb
# rpm packages invert the - and _ and use x86_64 instead of amd64.
RPMVERSION=$(echo $VERSION|sed -r 's/-/_/g')
RPMARCH="x86_64"
make cloudflared-rpm
mv cloudflared-fips-$RPMVERSION-1.$RPMARCH.rpm $ARTIFACT_DIR/cloudflared-fips-linux-$RPMARCH.rpm
# finally move the linux binary as well.
mv ./cloudflared $ARTIFACT_DIR/cloudflared-fips-linux-$arch

View File

@ -1,48 +0,0 @@
#!/bin/bash
VERSION=$(git describe --tags --always --match "[0-9][0-9][0-9][0-9].*.*")
echo $VERSION
# Disable FIPS module in go-boring
export GOEXPERIMENT=noboringcrypto
export CGO_ENABLED=0
# This controls the directory the built artifacts go into
export ARTIFACT_DIR=artifacts/
mkdir -p $ARTIFACT_DIR
linuxArchs=("386" "amd64" "arm" "armhf" "arm64")
export TARGET_OS=linux
for arch in ${linuxArchs[@]}; do
unset TARGET_ARM
export TARGET_ARCH=$arch
## Support for arm platforms without hardware FPU enabled
if [[ $arch == arm ]] ; then
export TARGET_ARCH=arm
export TARGET_ARM=5
fi
## Support for armhf builds
if [[ $arch == armhf ]] ; then
export TARGET_ARCH=arm
export TARGET_ARM=7
fi
make cloudflared-deb
mv cloudflared\_$VERSION\_$arch.deb $ARTIFACT_DIR/cloudflared-linux-$arch.deb
# rpm packages invert the - and _ and use x86_64 instead of amd64.
RPMVERSION=$(echo $VERSION|sed -r 's/-/_/g')
RPMARCH=$arch
if [ $arch == "amd64" ];then
RPMARCH="x86_64"
fi
if [ $arch == "arm64" ]; then
RPMARCH="aarch64"
fi
make cloudflared-rpm
mv cloudflared-$RPMVERSION-1.$RPMARCH.rpm $ARTIFACT_DIR/cloudflared-linux-$RPMARCH.rpm
# finally move the linux binary as well.
mv ./cloudflared $ARTIFACT_DIR/cloudflared-linux-$arch
done

View File

@ -4,44 +4,36 @@
package carrier package carrier
import ( import (
"crypto/tls"
"fmt"
"io" "io"
"net" "net"
"net/http" "net/http"
"net/url"
"os" "os"
"strings" "strings"
"github.com/cloudflare/cloudflared/cmd/cloudflared/token"
"github.com/cloudflare/cloudflared/h2mux"
"github.com/cloudflare/cloudflared/logger"
"github.com/pkg/errors" "github.com/pkg/errors"
"github.com/rs/zerolog"
"github.com/cloudflare/cloudflared/token"
)
const (
LogFieldOriginURL = "originURL"
CFAccessTokenHeader = "Cf-Access-Token"
cfJumpDestinationHeader = "Cf-Access-Jump-Destination"
) )
type StartOptions struct { type StartOptions struct {
AppInfo *token.AppInfo
OriginURL string OriginURL string
Headers http.Header Headers http.Header
Host string
TLSClientConfig *tls.Config
} }
// Connection wraps up all the needed functions to forward over the tunnel // Connection wraps up all the needed functions to forward over the tunnel
type Connection interface { type Connection interface {
// ServeStream is used to forward data from the client to the edge // ServeStream is used to forward data from the client to the edge
ServeStream(*StartOptions, io.ReadWriter) error ServeStream(*StartOptions, io.ReadWriter) error
// StartServer is used to listen for incoming connections from the edge to the origin
StartServer(net.Listener, string, <-chan struct{}) error
} }
// StdinoutStream is empty struct for wrapping stdin/stdout // StdinoutStream is empty struct for wrapping stdin/stdout
// into a single ReadWriter // into a single ReadWriter
type StdinoutStream struct{} type StdinoutStream struct {
}
// Read will read from Stdin // Read will read from Stdin
func (c *StdinoutStream) Read(p []byte) (int, error) { func (c *StdinoutStream) Read(p []byte) (int, error) {
@ -54,10 +46,10 @@ func (c *StdinoutStream) Write(p []byte) (int, error) {
return os.Stdout.Write(p) return os.Stdout.Write(p)
} }
// Helper to allow deferring the response close with a check that the resp is not nil // Helper to allow defering the response close with a check that the resp is not nil
func closeRespBody(resp *http.Response) { func closeRespBody(resp *http.Response) {
if resp != nil { if resp != nil {
_ = resp.Body.Close() resp.Body.Close()
} }
} }
@ -111,7 +103,7 @@ func Serve(remoteConn Connection, listener net.Listener, shutdownC <-chan struct
// serveConnection handles connections for the Serve() call // serveConnection handles connections for the Serve() call
func serveConnection(remoteConn Connection, c net.Conn, options *StartOptions) { func serveConnection(remoteConn Connection, c net.Conn, options *StartOptions) {
defer c.Close() defer c.Close()
_ = remoteConn.ServeStream(options, c) remoteConn.ServeStream(options, c)
} }
// IsAccessResponse checks the http Response to see if the url location // IsAccessResponse checks the http Response to see if the url location
@ -125,7 +117,7 @@ func IsAccessResponse(resp *http.Response) bool {
if err != nil || location == nil { if err != nil || location == nil {
return false return false
} }
if strings.HasPrefix(location.Path, token.AccessLoginWorkerPath) { if strings.HasPrefix(location.Path, "/cdn-cgi/access/login") {
return true return true
} }
@ -133,13 +125,13 @@ func IsAccessResponse(resp *http.Response) bool {
} }
// BuildAccessRequest builds an HTTP request with the Access token set // BuildAccessRequest builds an HTTP request with the Access token set
func BuildAccessRequest(options *StartOptions, log *zerolog.Logger) (*http.Request, error) { func BuildAccessRequest(options *StartOptions, logger logger.Service) (*http.Request, error) {
req, err := http.NewRequest(http.MethodGet, options.OriginURL, nil) req, err := http.NewRequest(http.MethodGet, options.OriginURL, nil)
if err != nil { if err != nil {
return nil, err return nil, err
} }
token, err := token.FetchTokenWithRedirect(req.URL, options.AppInfo, log) token, err := token.FetchTokenWithRedirect(req.URL, logger)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -150,7 +142,7 @@ func BuildAccessRequest(options *StartOptions, log *zerolog.Logger) (*http.Reque
if err != nil { if err != nil {
return nil, err return nil, err
} }
originRequest.Header.Set(CFAccessTokenHeader, token) originRequest.Header.Set(h2mux.CFAccessTokenHeader, token)
for k, v := range options.Headers { for k, v := range options.Headers {
if len(v) >= 1 { if len(v) >= 1 {
@ -160,26 +152,3 @@ func BuildAccessRequest(options *StartOptions, log *zerolog.Logger) (*http.Reque
return originRequest, nil return originRequest, nil
} }
func SetBastionDest(header http.Header, destination string) {
if destination != "" {
header.Set(cfJumpDestinationHeader, destination)
}
}
func ResolveBastionDest(r *http.Request) (string, error) {
jumpDestination := r.Header.Get(cfJumpDestinationHeader)
if jumpDestination == "" {
return "", fmt.Errorf("Did not receive final destination from client. The --destination flag is likely not set on the client side")
}
// Strip scheme and path set by client. Without a scheme
// Parsing a hostname and path without scheme might not return an error due to parsing ambiguities
if jumpURL, err := url.Parse(jumpDestination); err == nil && jumpURL.Host != "" {
return removePath(jumpURL.Host), nil
}
return removePath(jumpDestination), nil
}
func removePath(dest string) string {
return strings.SplitN(dest, "/", 2)[0]
}

View File

@ -9,8 +9,8 @@ import (
"sync" "sync"
"testing" "testing"
"github.com/cloudflare/cloudflared/logger"
ws "github.com/gorilla/websocket" ws "github.com/gorilla/websocket"
"github.com/rs/zerolog"
"github.com/stretchr/testify/assert" "github.com/stretchr/testify/assert"
) )
@ -43,8 +43,8 @@ func (s *testStreamer) Write(p []byte) (int, error) {
func TestStartClient(t *testing.T) { func TestStartClient(t *testing.T) {
message := "Good morning Austin! Time for another sunny day in the great state of Texas." message := "Good morning Austin! Time for another sunny day in the great state of Texas."
log := zerolog.Nop() logger := logger.NewOutputWriter(logger.NewMockWriteManager())
wsConn := NewWSConnection(&log) wsConn := NewWSConnection(logger, false)
ts := newTestWebSocketServer() ts := newTestWebSocketServer()
defer ts.Close() defer ts.Close()
@ -55,10 +55,10 @@ func TestStartClient(t *testing.T) {
} }
err := StartClient(wsConn, buf, options) err := StartClient(wsConn, buf, options)
assert.NoError(t, err) assert.NoError(t, err)
_, _ = buf.Write([]byte(message)) buf.Write([]byte(message))
readBuffer := make([]byte, len(message)) readBuffer := make([]byte, len(message))
_, _ = buf.Read(readBuffer) buf.Read(readBuffer)
assert.Equal(t, message, string(readBuffer)) assert.Equal(t, message, string(readBuffer))
} }
@ -68,9 +68,9 @@ func TestStartServer(t *testing.T) {
t.Fatalf("Error starting listener: %v", err) t.Fatalf("Error starting listener: %v", err)
} }
message := "Good morning Austin! Time for another sunny day in the great state of Texas." message := "Good morning Austin! Time for another sunny day in the great state of Texas."
log := zerolog.Nop() logger := logger.NewOutputWriter(logger.NewMockWriteManager())
shutdownC := make(chan struct{}) shutdownC := make(chan struct{})
wsConn := NewWSConnection(&log) wsConn := NewWSConnection(logger, false)
ts := newTestWebSocketServer() ts := newTestWebSocketServer()
defer ts.Close() defer ts.Close()
options := &StartOptions{ options := &StartOptions{
@ -81,16 +81,15 @@ func TestStartServer(t *testing.T) {
go func() { go func() {
err := Serve(wsConn, listener, shutdownC, options) err := Serve(wsConn, listener, shutdownC, options)
if err != nil { if err != nil {
t.Errorf("Error running server: %v", err) t.Fatalf("Error running server: %v", err)
return
} }
}() }()
conn, err := net.Dial("tcp", listener.Addr().String()) conn, err := net.Dial("tcp", listener.Addr().String())
_, _ = conn.Write([]byte(message)) conn.Write([]byte(message))
readBuffer := make([]byte, len(message)) readBuffer := make([]byte, len(message))
_, _ = conn.Read(readBuffer) conn.Read(readBuffer)
assert.Equal(t, string(readBuffer), message) assert.Equal(t, string(readBuffer), message)
} }
@ -156,99 +155,3 @@ func testRequest(t *testing.T, url string, stream io.ReadWriter) *http.Request {
return req return req
} }
func TestBastionDestination(t *testing.T) {
tests := []struct {
name string
header http.Header
expectedDest string
wantErr bool
}{
{
name: "hostname destination",
header: http.Header{
cfJumpDestinationHeader: []string{"localhost"},
},
expectedDest: "localhost",
},
{
name: "hostname destination with port",
header: http.Header{
cfJumpDestinationHeader: []string{"localhost:9000"},
},
expectedDest: "localhost:9000",
},
{
name: "hostname destination with scheme and port",
header: http.Header{
cfJumpDestinationHeader: []string{"ssh://localhost:9000"},
},
expectedDest: "localhost:9000",
},
{
name: "full hostname url",
header: http.Header{
cfJumpDestinationHeader: []string{"ssh://localhost:9000/metrics"},
},
expectedDest: "localhost:9000",
},
{
name: "hostname destination with port and path",
header: http.Header{
cfJumpDestinationHeader: []string{"localhost:9000/metrics"},
},
expectedDest: "localhost:9000",
},
{
name: "ip destination",
header: http.Header{
cfJumpDestinationHeader: []string{"127.0.0.1"},
},
expectedDest: "127.0.0.1",
},
{
name: "ip destination with port",
header: http.Header{
cfJumpDestinationHeader: []string{"127.0.0.1:9000"},
},
expectedDest: "127.0.0.1:9000",
},
{
name: "ip destination with port and path",
header: http.Header{
cfJumpDestinationHeader: []string{"127.0.0.1:9000/metrics"},
},
expectedDest: "127.0.0.1:9000",
},
{
name: "ip destination with schem and port",
header: http.Header{
cfJumpDestinationHeader: []string{"tcp://127.0.0.1:9000"},
},
expectedDest: "127.0.0.1:9000",
},
{
name: "full ip url",
header: http.Header{
cfJumpDestinationHeader: []string{"ssh://127.0.0.1:9000/metrics"},
},
expectedDest: "127.0.0.1:9000",
},
{
name: "no destination",
wantErr: true,
},
}
for _, test := range tests {
r := &http.Request{
Header: test.header,
}
dest, err := ResolveBastionDest(r)
if test.wantErr {
assert.Error(t, err, "Test %s expects error", test.name)
} else {
assert.NoError(t, err, "Test %s expects no error, got error %v", test.name, err)
assert.Equal(t, test.expectedDest, dest, "Test %s expect dest %s, got %s", test.name, test.expectedDest, dest)
}
}
}

View File

@ -1,87 +1,94 @@
package carrier package carrier
import ( import (
"fmt"
"io" "io"
"net"
"net/http" "net/http"
"net/http/httputil" "net/http/httputil"
"net/url"
"github.com/gorilla/websocket" "github.com/cloudflare/cloudflared/cmd/cloudflared/token"
"github.com/rs/zerolog" "github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/socks"
"github.com/cloudflare/cloudflared/stream"
"github.com/cloudflare/cloudflared/token"
cfwebsocket "github.com/cloudflare/cloudflared/websocket" cfwebsocket "github.com/cloudflare/cloudflared/websocket"
"github.com/gorilla/websocket"
) )
// Websocket is used to carry data via WS binary frames over the tunnel from client to the origin // Websocket is used to carry data via WS binary frames over the tunnel from client to the origin
// This implements the functions for glider proxy (sock5) and the carrier interface // This implements the functions for glider proxy (sock5) and the carrier interface
type Websocket struct { type Websocket struct {
log *zerolog.Logger logger logger.Service
isSocks bool isSocks bool
} }
type wsdialer struct {
conn *cfwebsocket.Conn
}
func (d *wsdialer) Dial(address string) (io.ReadWriteCloser, *socks.AddrSpec, error) {
local, ok := d.conn.LocalAddr().(*net.TCPAddr)
if !ok {
return nil, nil, fmt.Errorf("not a tcp connection")
}
addr := socks.AddrSpec{IP: local.IP, Port: local.Port}
return d.conn, &addr, nil
}
// NewWSConnection returns a new connection object // NewWSConnection returns a new connection object
func NewWSConnection(log *zerolog.Logger) Connection { func NewWSConnection(logger logger.Service, isSocks bool) Connection {
return &Websocket{ return &Websocket{
log: log, logger: logger,
isSocks: isSocks,
} }
} }
// ServeStream will create a Websocket client stream connection to the edge // ServeStream will create a Websocket client stream connection to the edge
// it blocks and writes the raw data from conn over the tunnel // it blocks and writes the raw data from conn over the tunnel
func (ws *Websocket) ServeStream(options *StartOptions, conn io.ReadWriter) error { func (ws *Websocket) ServeStream(options *StartOptions, conn io.ReadWriter) error {
wsConn, err := createWebsocketStream(options, ws.log) wsConn, err := createWebsocketStream(options, ws.logger)
if err != nil { if err != nil {
ws.log.Err(err).Str(LogFieldOriginURL, options.OriginURL).Msg("failed to connect to origin") ws.logger.Errorf("failed to connect to %s with error: %s", options.OriginURL, err)
return err return err
} }
defer wsConn.Close() defer wsConn.Close()
stream.Pipe(wsConn, conn, ws.log) if ws.isSocks {
dialer := &wsdialer{conn: wsConn}
requestHandler := socks.NewRequestHandler(dialer)
socksServer := socks.NewConnectionHandler(requestHandler)
socksServer.Serve(conn)
} else {
cfwebsocket.Stream(wsConn, conn)
}
return nil return nil
} }
// StartServer creates a Websocket server to listen for connections.
// This is used on the origin (tunnel) side to take data from the muxer and send it to the origin
func (ws *Websocket) StartServer(listener net.Listener, remote string, shutdownC <-chan struct{}) error {
return cfwebsocket.StartProxyServer(ws.logger, listener, remote, shutdownC, cfwebsocket.DefaultStreamHandler)
}
// createWebsocketStream will create a WebSocket connection to stream data over // createWebsocketStream will create a WebSocket connection to stream data over
// It also handles redirects from Access and will present that flow if // It also handles redirects from Access and will present that flow if
// the token is not present on the request // the token is not present on the request
func createWebsocketStream(options *StartOptions, log *zerolog.Logger) (*cfwebsocket.GorillaConn, error) { func createWebsocketStream(options *StartOptions, logger logger.Service) (*cfwebsocket.Conn, error) {
req, err := http.NewRequest(http.MethodGet, options.OriginURL, nil) req, err := http.NewRequest(http.MethodGet, options.OriginURL, nil)
if err != nil { if err != nil {
return nil, err return nil, err
} }
req.Header = options.Headers req.Header = options.Headers
if options.Host != "" {
req.Host = options.Host
}
dump, err := httputil.DumpRequest(req, false) dump, err := httputil.DumpRequest(req, false)
if err != nil { logger.Debugf("Websocket request: %s", string(dump))
return nil, err
}
log.Debug().Msgf("Websocket request: %s", string(dump))
dialer := &websocket.Dialer{ wsConn, resp, err := cfwebsocket.ClientConnect(req, nil)
TLSClientConfig: options.TLSClientConfig,
Proxy: http.ProxyFromEnvironment,
}
wsConn, resp, err := clientConnect(req, dialer)
defer closeRespBody(resp) defer closeRespBody(resp)
if err != nil && IsAccessResponse(resp) { if err != nil && IsAccessResponse(resp) {
// Only get Access app info if we know the origin is protected by Access wsConn, err = createAccessAuthenticatedStream(options, logger)
originReq, err := http.NewRequest(http.MethodGet, options.OriginURL, nil)
if err != nil {
return nil, err
}
appInfo, err := token.GetAppInfo(originReq.URL)
if err != nil {
return nil, err
}
options.AppInfo = appInfo
wsConn, err = createAccessAuthenticatedStream(options, log)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -89,64 +96,7 @@ func createWebsocketStream(options *StartOptions, log *zerolog.Logger) (*cfwebso
return nil, err return nil, err
} }
return &cfwebsocket.GorillaConn{Conn: wsConn}, nil return &cfwebsocket.Conn{Conn: wsConn}, nil
}
var stripWebsocketHeaders = []string{
"Upgrade",
"Connection",
"Sec-Websocket-Key",
"Sec-Websocket-Version",
"Sec-Websocket-Extensions",
}
// the gorilla websocket library sets its own Upgrade, Connection, Sec-WebSocket-Key,
// Sec-WebSocket-Version and Sec-Websocket-Extensions headers.
// https://github.com/gorilla/websocket/blob/master/client.go#L189-L194.
func websocketHeaders(req *http.Request) http.Header {
wsHeaders := make(http.Header)
for key, val := range req.Header {
wsHeaders[key] = val
}
// Assume the header keys are in canonical format.
for _, header := range stripWebsocketHeaders {
wsHeaders.Del(header)
}
wsHeaders.Set("Host", req.Host) // See TUN-1097
return wsHeaders
}
// clientConnect creates a WebSocket client connection for provided request. Caller is responsible for closing
// the connection. The response body may not contain the entire response and does
// not need to be closed by the application.
func clientConnect(req *http.Request, dialler *websocket.Dialer) (*websocket.Conn, *http.Response, error) {
req.URL.Scheme = changeRequestScheme(req.URL)
wsHeaders := websocketHeaders(req)
if dialler == nil {
dialler = &websocket.Dialer{
Proxy: http.ProxyFromEnvironment,
}
}
conn, response, err := dialler.Dial(req.URL.String(), wsHeaders)
if err != nil {
return nil, response, err
}
return conn, response, nil
}
// changeRequestScheme is needed as the gorilla websocket library requires the ws scheme.
// (even though it changes it back to http/https, but ¯\_(ツ)_/¯.)
func changeRequestScheme(reqURL *url.URL) string {
switch reqURL.Scheme {
case "https":
return "wss"
case "http":
return "ws"
case "":
return "ws"
default:
return reqURL.Scheme
}
} }
// createAccessAuthenticatedStream will try load a token from storage and make // createAccessAuthenticatedStream will try load a token from storage and make
@ -154,8 +104,8 @@ func changeRequestScheme(reqURL *url.URL) string {
// this probably means the token in storage is invalid (expired/revoked). If that // this probably means the token in storage is invalid (expired/revoked). If that
// happens it deletes the token and runs the connection again, so the user can // happens it deletes the token and runs the connection again, so the user can
// login again and generate a new one. // login again and generate a new one.
func createAccessAuthenticatedStream(options *StartOptions, log *zerolog.Logger) (*websocket.Conn, error) { func createAccessAuthenticatedStream(options *StartOptions, logger logger.Service) (*websocket.Conn, error) {
wsConn, resp, err := createAccessWebSocketStream(options, log) wsConn, resp, err := createAccessWebSocketStream(options, logger)
defer closeRespBody(resp) defer closeRespBody(resp)
if err == nil { if err == nil {
return wsConn, nil return wsConn, nil
@ -166,10 +116,14 @@ func createAccessAuthenticatedStream(options *StartOptions, log *zerolog.Logger)
} }
// Access Token is invalid for some reason. Go through regen flow // Access Token is invalid for some reason. Go through regen flow
if err := token.RemoveTokenIfExists(options.AppInfo); err != nil { originReq, err := http.NewRequest(http.MethodGet, options.OriginURL, nil)
if err != nil {
return nil, err return nil, err
} }
wsConn, resp, err = createAccessWebSocketStream(options, log) if err := token.RemoveTokenIfExists(originReq.URL); err != nil {
return nil, err
}
wsConn, resp, err = createAccessWebSocketStream(options, logger)
defer closeRespBody(resp) defer closeRespBody(resp)
if err != nil { if err != nil {
return nil, err return nil, err
@ -179,26 +133,23 @@ func createAccessAuthenticatedStream(options *StartOptions, log *zerolog.Logger)
} }
// createAccessWebSocketStream builds an Access request and makes a connection // createAccessWebSocketStream builds an Access request and makes a connection
func createAccessWebSocketStream(options *StartOptions, log *zerolog.Logger) (*websocket.Conn, *http.Response, error) { func createAccessWebSocketStream(options *StartOptions, logger logger.Service) (*websocket.Conn, *http.Response, error) {
req, err := BuildAccessRequest(options, log) req, err := BuildAccessRequest(options, logger)
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
dump, err := httputil.DumpRequest(req, false) dump, err := httputil.DumpRequest(req, false)
if err != nil { logger.Debugf("Access Websocket request: %s", string(dump))
return nil, nil, err
}
log.Debug().Msgf("Access Websocket request: %s", string(dump))
conn, resp, err := clientConnect(req, nil) conn, resp, err := cfwebsocket.ClientConnect(req, nil)
if resp != nil { if resp != nil {
r, err := httputil.DumpResponse(resp, true) r, err := httputil.DumpResponse(resp, true)
if r != nil { if r != nil {
log.Debug().Msgf("Websocket response: %q", r) logger.Debugf("Websocket response: %q", r)
} else if err != nil { } else if err != nil {
log.Debug().Msgf("Websocket response error: %v", err) logger.Debugf("Websocket response error: %v", err)
} }
} }

View File

@ -1,123 +0,0 @@
package carrier
import (
"context"
"crypto/tls"
"crypto/x509"
"fmt"
"math/rand"
"testing"
"time"
gws "github.com/gorilla/websocket"
"github.com/rs/zerolog"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/net/websocket"
"github.com/cloudflare/cloudflared/hello"
"github.com/cloudflare/cloudflared/tlsconfig"
cfwebsocket "github.com/cloudflare/cloudflared/websocket"
)
func websocketClientTLSConfig(t *testing.T) *tls.Config {
certPool := x509.NewCertPool()
helloCert, err := tlsconfig.GetHelloCertificateX509()
assert.NoError(t, err)
certPool.AddCert(helloCert)
assert.NotNil(t, certPool)
return &tls.Config{RootCAs: certPool}
}
func TestWebsocketHeaders(t *testing.T) {
req := testRequest(t, "http://example.com", nil)
wsHeaders := websocketHeaders(req)
for _, header := range stripWebsocketHeaders {
assert.Empty(t, wsHeaders[header])
}
assert.Equal(t, "curl/7.59.0", wsHeaders.Get("User-Agent"))
}
func TestServe(t *testing.T) {
log := zerolog.Nop()
shutdownC := make(chan struct{})
errC := make(chan error)
listener, err := hello.CreateTLSListener("localhost:1111")
assert.NoError(t, err)
defer listener.Close()
go func() {
errC <- hello.StartHelloWorldServer(&log, listener, shutdownC)
}()
req := testRequest(t, "https://localhost:1111/ws", nil)
tlsConfig := websocketClientTLSConfig(t)
assert.NotNil(t, tlsConfig)
d := gws.Dialer{TLSClientConfig: tlsConfig}
conn, resp, err := clientConnect(req, &d)
assert.NoError(t, err)
assert.Equal(t, "websocket", resp.Header.Get("Upgrade"))
for i := 0; i < 1000; i++ {
messageSize := rand.Int()%2048 + 1
clientMessage := make([]byte, messageSize)
// rand.Read always returns len(clientMessage) and a nil error
rand.Read(clientMessage)
err = conn.WriteMessage(websocket.BinaryFrame, clientMessage)
assert.NoError(t, err)
messageType, message, err := conn.ReadMessage()
assert.NoError(t, err)
assert.Equal(t, websocket.BinaryFrame, messageType)
assert.Equal(t, clientMessage, message)
}
_ = conn.Close()
close(shutdownC)
<-errC
}
func TestWebsocketWrapper(t *testing.T) {
listener, err := hello.CreateTLSListener("localhost:0")
require.NoError(t, err)
serverErrorChan := make(chan error)
helloSvrCtx, cancelHelloSvr := context.WithCancel(context.Background())
defer func() { <-serverErrorChan }()
defer cancelHelloSvr()
go func() {
log := zerolog.Nop()
serverErrorChan <- hello.StartHelloWorldServer(&log, listener, helloSvrCtx.Done())
}()
tlsConfig := websocketClientTLSConfig(t)
d := gws.Dialer{TLSClientConfig: tlsConfig, HandshakeTimeout: time.Minute}
testAddr := fmt.Sprintf("https://%s/ws", listener.Addr().String())
req := testRequest(t, testAddr, nil)
conn, resp, err := clientConnect(req, &d)
require.NoError(t, err)
assert.Equal(t, "websocket", resp.Header.Get("Upgrade"))
// Websocket now connected to test server so lets check our wrapper
wrapper := cfwebsocket.GorillaConn{Conn: conn}
buf := make([]byte, 100)
wrapper.Write([]byte("abc"))
n, err := wrapper.Read(buf)
require.NoError(t, err)
require.Equal(t, n, 3)
require.Equal(t, "abc", string(buf[:n]))
// Test partial read, read 1 of 3 bytes in one read and the other 2 in another read
wrapper.Write([]byte("abc"))
buf = buf[:1]
n, err = wrapper.Read(buf)
require.NoError(t, err)
require.Equal(t, n, 1)
require.Equal(t, "a", string(buf[:n]))
buf = buf[:cap(buf)]
n, err = wrapper.Read(buf)
require.NoError(t, err)
require.Equal(t, n, 2)
require.Equal(t, "bc", string(buf[:n]))
}

View File

@ -1,16 +0,0 @@
apiVersion: backstage.io/v1alpha1
kind: Component
metadata:
name: cloudflared
description: Client for Cloudflare Tunnels
annotations:
backstage.io/source-location: url:https://bitbucket.cfdata.org/projects/TUN/repos/cloudflared/browse
cloudflare.com/software-excellence-opt-in: "true"
cloudflare.com/jira-project-key: "TUN"
cloudflare.com/jira-project-component: "Cloudflare Tunnel"
tags:
- internal
spec:
type: "service"
lifecycle: "Active"
owner: "teams/tunnel-teams-routing"

94
certutil/certutil.go Normal file
View File

@ -0,0 +1,94 @@
package certutil
import (
"crypto/x509"
"encoding/json"
"encoding/pem"
"fmt"
"strings"
)
type namedTunnelToken struct {
ZoneID string `json:"zoneID"`
AccountID string `json:"accountID"`
ServiceKey string `json:"serviceKey"`
}
type OriginCert struct {
PrivateKey interface{}
Cert *x509.Certificate
ZoneID string
ServiceKey string
AccountID string
}
func DecodeOriginCert(blocks []byte) (*OriginCert, error) {
if len(blocks) == 0 {
return nil, fmt.Errorf("Cannot decode empty certificate")
}
originCert := OriginCert{}
block, rest := pem.Decode(blocks)
for {
if block == nil {
break
}
switch block.Type {
case "PRIVATE KEY":
if originCert.PrivateKey != nil {
return nil, fmt.Errorf("Found multiple private key in the certificate")
}
// RSA private key
privateKey, err := x509.ParsePKCS8PrivateKey(block.Bytes)
if err != nil {
return nil, fmt.Errorf("Cannot parse private key")
}
originCert.PrivateKey = privateKey
case "CERTIFICATE":
if originCert.Cert != nil {
return nil, fmt.Errorf("Found multiple certificates in the certificate")
}
cert, err := x509.ParseCertificates(block.Bytes)
if err != nil {
return nil, fmt.Errorf("Cannot parse certificate")
} else if len(cert) > 1 {
return nil, fmt.Errorf("Found multiple certificates in the certificate")
}
originCert.Cert = cert[0]
case "WARP TOKEN", "ARGO TUNNEL TOKEN":
if originCert.ZoneID != "" || originCert.ServiceKey != "" {
return nil, fmt.Errorf("Found multiple tokens in the certificate")
}
// The token is a string,
// Try the newer JSON format
ntt := namedTunnelToken{}
if err := json.Unmarshal(block.Bytes, &ntt); err == nil {
originCert.ZoneID = ntt.ZoneID
originCert.ServiceKey = ntt.ServiceKey
originCert.AccountID = ntt.AccountID
} else {
// Try the older format, where the zoneID and service key are seperated by
// a new line character
token := string(block.Bytes)
s := strings.Split(token, "\n")
if len(s) != 2 {
return nil, fmt.Errorf("Cannot parse token")
}
originCert.ZoneID = s[0]
originCert.ServiceKey = s[1]
}
default:
return nil, fmt.Errorf("Unknown block %s in the certificate", block.Type)
}
block, rest = pem.Decode(rest)
}
if originCert.PrivateKey == nil {
return nil, fmt.Errorf("Missing private key in the certificate")
} else if originCert.Cert == nil {
return nil, fmt.Errorf("Missing certificate in the certificate")
} else if originCert.ZoneID == "" || originCert.ServiceKey == "" {
return nil, fmt.Errorf("Missing token in the certificate")
}
return &originCert, nil
}

67
certutil/certutil_test.go Normal file
View File

@ -0,0 +1,67 @@
package certutil
import (
"fmt"
"io/ioutil"
"testing"
"github.com/stretchr/testify/assert"
)
func TestLoadOriginCert(t *testing.T) {
cert, err := DecodeOriginCert([]byte{})
assert.Equal(t, fmt.Errorf("Cannot decode empty certificate"), err)
assert.Nil(t, cert)
blocks, err := ioutil.ReadFile("test-cert-no-key.pem")
assert.Nil(t, err)
cert, err = DecodeOriginCert(blocks)
assert.Equal(t, fmt.Errorf("Missing private key in the certificate"), err)
assert.Nil(t, cert)
blocks, err = ioutil.ReadFile("test-cert-two-certificates.pem")
assert.Nil(t, err)
cert, err = DecodeOriginCert(blocks)
assert.Equal(t, fmt.Errorf("Found multiple certificates in the certificate"), err)
assert.Nil(t, cert)
blocks, err = ioutil.ReadFile("test-cert-unknown-block.pem")
assert.Nil(t, err)
cert, err = DecodeOriginCert(blocks)
assert.Equal(t, fmt.Errorf("Unknown block RSA PRIVATE KEY in the certificate"), err)
assert.Nil(t, cert)
blocks, err = ioutil.ReadFile("test-cert.pem")
assert.Nil(t, err)
cert, err = DecodeOriginCert(blocks)
assert.Nil(t, err)
assert.NotNil(t, cert)
assert.Equal(t, "7b0a4d77dfb881c1a3b7d61ea9443e19", cert.ZoneID)
key := "v1.0-58bd4f9e28f7b3c28e05a35ff3e80ab4fd9644ef3fece537eb0d12e2e9258217-183442fbb0bbdb3e571558fec9b5589ebd77aafc87498ee3f09f64a4ad79ffe8791edbae08b36c1d8f1d70a8670de56922dff92b15d214a524f4ebfa1958859e-7ce80f79921312a6022c5d25e2d380f82ceaefe3fbdc43dd13b080e3ef1e26f7"
assert.Equal(t, key, cert.ServiceKey)
}
func TestNewlineArgoTunnelToken(t *testing.T) {
ArgoTunnelTokenTest(t, "test-argo-tunnel-cert.pem")
}
func TestJSONArgoTunnelToken(t *testing.T) {
// The given cert's Argo Tunnel Token was generated by base64 encoding this JSON:
// {
// "zoneID": "7b0a4d77dfb881c1a3b7d61ea9443e19",
// "serviceKey": "test-service-key",
// "accountID": "abcdabcdabcdabcd1234567890abcdef"
// }
ArgoTunnelTokenTest(t, "test-argo-tunnel-cert-json.pem")
}
func ArgoTunnelTokenTest(t *testing.T, path string) {
blocks, err := ioutil.ReadFile(path)
assert.Nil(t, err)
cert, err := DecodeOriginCert(blocks)
assert.Nil(t, err)
assert.NotNil(t, cert)
assert.Equal(t, "7b0a4d77dfb881c1a3b7d61ea9443e19", cert.ZoneID)
key := "test-service-key"
assert.Equal(t, key, cert.ServiceKey)
}

View File

@ -0,0 +1,57 @@
-----BEGIN PRIVATE KEY-----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uQicoQq3yzeQh20wtrtaXzTNmA==
-----END PRIVATE KEY-----
-----BEGIN CERTIFICATE-----
MIID+jCCA6CgAwIBAgIUJhFxUKEGvTRc3CjCok6dbPGH/P4wCgYIKoZIzj0EAwIw
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-----END CERTIFICATE-----
-----BEGIN ARGO TUNNEL TOKEN-----
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-----END ARGO TUNNEL TOKEN-----

View File

@ -0,0 +1,56 @@
-----BEGIN PRIVATE KEY-----
MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQCfGswL16Fz9Ei3
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uQicoQq3yzeQh20wtrtaXzTNmA==
-----END PRIVATE KEY-----
-----BEGIN CERTIFICATE-----
MIID+jCCA6CgAwIBAgIUJhFxUKEGvTRc3CjCok6dbPGH/P4wCgYIKoZIzj0EAwIw
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-----END CERTIFICATE-----
-----BEGIN ARGO TUNNEL TOKEN-----
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eQ==
-----END ARGO TUNNEL TOKEN-----

View File

@ -0,0 +1,33 @@
-----BEGIN CERTIFICATE-----
MIID+jCCA6CgAwIBAgIUJhFxUKEGvTRc3CjCok6dbPGH/P4wCgYIKoZIzj0EAwIw
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x+Yo/cL8fGfVpPt4UM8=
-----END CERTIFICATE-----
-----BEGIN WARP TOKEN-----
N2IwYTRkNzdkZmI4ODFjMWEzYjdkNjFlYTk0NDNlMTkKdjEuMC01OGJkNGY5ZTI4
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ZWYxZTI2Zjc=
-----END WARP TOKEN-----

View File

@ -0,0 +1,85 @@
-----BEGIN PRIVATE KEY-----
MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQCfGswL16Fz9Ei3
sAg5AmBizoN2nZdyXHP8T57UxUMcrlJXEEXCVS5RR4m9l+EmK0ng6yHR1H5oX1Lg
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6qGH7fUyhgcaTanJIfk6hrm7/mKkH/S4hGpYCc8NCRsmc/35M+D4AoAoYQKBgQC0
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uQicoQq3yzeQh20wtrtaXzTNmA==
-----END PRIVATE KEY-----
-----BEGIN CERTIFICATE-----
MIID+jCCA6CgAwIBAgIUJhFxUKEGvTRc3CjCok6dbPGH/P4wCgYIKoZIzj0EAwIw
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zhX67c6piY2a1uTiUkwwHwYDVR0jBBgwFoAU2qfBlqxKMZnf0QeTeYiMelfqJfgw
RAYIKwYBBQUHAQEEODA2MDQGCCsGAQUFBzABhihodHRwOi8vb2NzcC5jbG91ZGZs
YXJlLmNvbS9vcmlnaW5fZWNjX2NhMCMGA1UdEQQcMBqCDCouYXJub2xkLmNvbYIK
YXJub2xkLmNvbTA8BgNVHR8ENTAzMDGgL6AthitodHRwOi8vY3JsLmNsb3VkZmxh
cmUuY29tL29yaWdpbl9lY2NfY2EuY3JsMAoGCCqGSM49BAMCA0gAMEUCIDV7HoMj
K5rShE/l+90YAOzHC89OH/wUz3I5KYOFuehoAiEA8e92aIf9XBkr0K6EvFCiSsD+
x+Yo/cL8fGfVpPt4UM8=
-----END CERTIFICATE-----
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
-----BEGIN WARP TOKEN-----
N2IwYTRkNzdkZmI4ODFjMWEzYjdkNjFlYTk0NDNlMTkKdjEuMC01OGJkNGY5ZTI4
ZjdiM2MyOGUwNWEzNWZmM2U4MGFiNGZkOTY0NGVmM2ZlY2U1MzdlYjBkMTJlMmU5
MjU4MjE3LTE4MzQ0MmZiYjBiYmRiM2U1NzE1NThmZWM5YjU1ODllYmQ3N2FhZmM4
NzQ5OGVlM2YwOWY2NGE0YWQ3OWZmZTg3OTFlZGJhZTA4YjM2YzFkOGYxZDcwYTg2
NzBkZTU2OTIyZGZmOTJiMTVkMjE0YTUyNGY0ZWJmYTE5NTg4NTllLTdjZTgwZjc5
OTIxMzEyYTYwMjJjNWQyNWUyZDM4MGY4MmNlYWVmZTNmYmRjNDNkZDEzYjA4MGUz
ZWYxZTI2Zjc=
-----END WARP TOKEN-----

View File

@ -50,7 +50,7 @@ cmUuY29tL29yaWdpbl9lY2NfY2EuY3JsMAoGCCqGSM49BAMCA0gAMEUCIDV7HoMj
K5rShE/l+90YAOzHC89OH/wUz3I5KYOFuehoAiEA8e92aIf9XBkr0K6EvFCiSsD+ K5rShE/l+90YAOzHC89OH/wUz3I5KYOFuehoAiEA8e92aIf9XBkr0K6EvFCiSsD+
x+Yo/cL8fGfVpPt4UM8= x+Yo/cL8fGfVpPt4UM8=
-----END CERTIFICATE----- -----END CERTIFICATE-----
-----BEGIN ARGO TUNNEL TOKEN----- -----BEGIN WARP TOKEN-----
N2IwYTRkNzdkZmI4ODFjMWEzYjdkNjFlYTk0NDNlMTkKdjEuMC01OGJkNGY5ZTI4 N2IwYTRkNzdkZmI4ODFjMWEzYjdkNjFlYTk0NDNlMTkKdjEuMC01OGJkNGY5ZTI4
ZjdiM2MyOGUwNWEzNWZmM2U4MGFiNGZkOTY0NGVmM2ZlY2U1MzdlYjBkMTJlMmU5 ZjdiM2MyOGUwNWEzNWZmM2U4MGFiNGZkOTY0NGVmM2ZlY2U1MzdlYjBkMTJlMmU5
MjU4MjE3LTE4MzQ0MmZiYjBiYmRiM2U1NzE1NThmZWM5YjU1ODllYmQ3N2FhZmM4 MjU4MjE3LTE4MzQ0MmZiYjBiYmRiM2U1NzE1NThmZWM5YjU1ODllYmQ3N2FhZmM4
@ -58,7 +58,7 @@ NzQ5OGVlM2YwOWY2NGE0YWQ3OWZmZTg3OTFlZGJhZTA4YjM2YzFkOGYxZDcwYTg2
NzBkZTU2OTIyZGZmOTJiMTVkMjE0YTUyNGY0ZWJmYTE5NTg4NTllLTdjZTgwZjc5 NzBkZTU2OTIyZGZmOTJiMTVkMjE0YTUyNGY0ZWJmYTE5NTg4NTllLTdjZTgwZjc5
OTIxMzEyYTYwMjJjNWQyNWUyZDM4MGY4MmNlYWVmZTNmYmRjNDNkZDEzYjA4MGUz OTIxMzEyYTYwMjJjNWQyNWUyZDM4MGY4MmNlYWVmZTNmYmRjNDNkZDEzYjA4MGUz
ZWYxZTI2Zjc= ZWYxZTI2Zjc=
-----END ARGO TUNNEL TOKEN----- -----END WARP TOKEN-----
-----BEGIN RSA PRIVATE KEY----- -----BEGIN RSA PRIVATE KEY-----
MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQCfGswL16Fz9Ei3 MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQCfGswL16Fz9Ei3
sAg5AmBizoN2nZdyXHP8T57UxUMcrlJXEEXCVS5RR4m9l+EmK0ng6yHR1H5oX1Lg sAg5AmBizoN2nZdyXHP8T57UxUMcrlJXEEXCVS5RR4m9l+EmK0ng6yHR1H5oX1Lg

61
certutil/test-cert.pem Normal file
View File

@ -0,0 +1,61 @@
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
-----BEGIN CERTIFICATE-----
MIID+jCCA6CgAwIBAgIUJhFxUKEGvTRc3CjCok6dbPGH/P4wCgYIKoZIzj0EAwIw
gagxCzAJBgNVBAYTAlVTMRkwFwYDVQQKExBDbG91ZEZsYXJlLCBJbmMuMTgwNgYD
VQQLEy9DbG91ZEZsYXJlIE9yaWdpbiBTU0wgRUNDIENlcnRpZmljYXRlIEF1dGhv
cml0eTEWMBQGA1UEBxMNU2FuIEZyYW5jaXNjbzETMBEGA1UECBMKQ2FsaWZvcm5p
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aW4gQ2VydGlmaWNhdGUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCf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-----END CERTIFICATE-----
-----BEGIN WARP TOKEN-----
N2IwYTRkNzdkZmI4ODFjMWEzYjdkNjFlYTk0NDNlMTkKdjEuMC01OGJkNGY5ZTI4
ZjdiM2MyOGUwNWEzNWZmM2U4MGFiNGZkOTY0NGVmM2ZlY2U1MzdlYjBkMTJlMmU5
MjU4MjE3LTE4MzQ0MmZiYjBiYmRiM2U1NzE1NThmZWM5YjU1ODllYmQ3N2FhZmM4
NzQ5OGVlM2YwOWY2NGE0YWQ3OWZmZTg3OTFlZGJhZTA4YjM2YzFkOGYxZDcwYTg2
NzBkZTU2OTIyZGZmOTJiMTVkMjE0YTUyNGY0ZWJmYTE5NTg4NTllLTdjZTgwZjc5
OTIxMzEyYTYwMjJjNWQyNWUyZDM4MGY4MmNlYWVmZTNmYmRjNDNkZDEzYjA4MGUz
ZWYxZTI2Zjc=
-----END WARP TOKEN-----

View File

@ -1,247 +0,0 @@
package cfapi
import (
"bytes"
"encoding/json"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"time"
"github.com/pkg/errors"
"github.com/rs/zerolog"
"golang.org/x/net/http2"
)
const (
defaultTimeout = 15 * time.Second
jsonContentType = "application/json"
)
var (
ErrUnauthorized = errors.New("unauthorized")
ErrBadRequest = errors.New("incorrect request parameters")
ErrNotFound = errors.New("not found")
ErrAPINoSuccess = errors.New("API call failed")
)
type RESTClient struct {
baseEndpoints *baseEndpoints
authToken string
userAgent string
client http.Client
log *zerolog.Logger
}
type baseEndpoints struct {
accountLevel url.URL
zoneLevel url.URL
accountRoutes url.URL
accountVnets url.URL
}
var _ Client = (*RESTClient)(nil)
func NewRESTClient(baseURL, accountTag, zoneTag, authToken, userAgent string, log *zerolog.Logger) (*RESTClient, error) {
if strings.HasSuffix(baseURL, "/") {
baseURL = baseURL[:len(baseURL)-1]
}
accountLevelEndpoint, err := url.Parse(fmt.Sprintf("%s/accounts/%s/cfd_tunnel", baseURL, accountTag))
if err != nil {
return nil, errors.Wrap(err, "failed to create account level endpoint")
}
accountRoutesEndpoint, err := url.Parse(fmt.Sprintf("%s/accounts/%s/teamnet/routes", baseURL, accountTag))
if err != nil {
return nil, errors.Wrap(err, "failed to create route account-level endpoint")
}
accountVnetsEndpoint, err := url.Parse(fmt.Sprintf("%s/accounts/%s/teamnet/virtual_networks", baseURL, accountTag))
if err != nil {
return nil, errors.Wrap(err, "failed to create virtual network account-level endpoint")
}
zoneLevelEndpoint, err := url.Parse(fmt.Sprintf("%s/zones/%s/tunnels", baseURL, zoneTag))
if err != nil {
return nil, errors.Wrap(err, "failed to create account level endpoint")
}
httpTransport := http.Transport{
TLSHandshakeTimeout: defaultTimeout,
ResponseHeaderTimeout: defaultTimeout,
}
http2.ConfigureTransport(&httpTransport)
return &RESTClient{
baseEndpoints: &baseEndpoints{
accountLevel: *accountLevelEndpoint,
zoneLevel: *zoneLevelEndpoint,
accountRoutes: *accountRoutesEndpoint,
accountVnets: *accountVnetsEndpoint,
},
authToken: authToken,
userAgent: userAgent,
client: http.Client{
Transport: &httpTransport,
Timeout: defaultTimeout,
},
log: log,
}, nil
}
func (r *RESTClient) sendRequest(method string, url url.URL, body interface{}) (*http.Response, error) {
var bodyReader io.Reader
if body != nil {
if bodyBytes, err := json.Marshal(body); err != nil {
return nil, errors.Wrap(err, "failed to serialize json body")
} else {
bodyReader = bytes.NewBuffer(bodyBytes)
}
}
req, err := http.NewRequest(method, url.String(), bodyReader)
if err != nil {
return nil, errors.Wrapf(err, "can't create %s request", method)
}
req.Header.Set("User-Agent", r.userAgent)
if bodyReader != nil {
req.Header.Set("Content-Type", jsonContentType)
}
req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", r.authToken))
req.Header.Add("Accept", "application/json;version=1")
return r.client.Do(req)
}
func parseResponseEnvelope(reader io.Reader) (*response, error) {
// Schema for Tunnelstore responses in the v1 API.
// Roughly, it's a wrapper around a particular result that adds failures/errors/etc
var result response
// First, parse the wrapper and check the API call succeeded
if err := json.NewDecoder(reader).Decode(&result); err != nil {
return nil, errors.Wrap(err, "failed to decode response")
}
if err := result.checkErrors(); err != nil {
return nil, err
}
if !result.Success {
return nil, ErrAPINoSuccess
}
return &result, nil
}
func parseResponse(reader io.Reader, data interface{}) error {
result, err := parseResponseEnvelope(reader)
if err != nil {
return err
}
return parseResponseBody(result, data)
}
func parseResponseBody(result *response, data interface{}) error {
// At this point we know the API call succeeded, so, parse out the inner
// result into the datatype provided as a parameter.
if err := json.Unmarshal(result.Result, &data); err != nil {
return errors.Wrap(err, "the Cloudflare API response was an unexpected type")
}
return nil
}
func fetchExhaustively[T any](requestFn func(int) (*http.Response, error)) ([]*T, error) {
page := 0
var fullResponse []*T
for {
page += 1
envelope, parsedBody, err := fetchPage[T](requestFn, page)
if err != nil {
return nil, errors.Wrap(err, fmt.Sprintf("Error Parsing page %d", page))
}
fullResponse = append(fullResponse, parsedBody...)
if envelope.Pagination.Count < envelope.Pagination.PerPage || len(fullResponse) >= envelope.Pagination.TotalCount {
break
}
}
return fullResponse, nil
}
func fetchPage[T any](requestFn func(int) (*http.Response, error), page int) (*response, []*T, error) {
pageResp, err := requestFn(page)
if err != nil {
return nil, nil, errors.Wrap(err, "REST request failed")
}
defer pageResp.Body.Close()
if pageResp.StatusCode == http.StatusOK {
envelope, err := parseResponseEnvelope(pageResp.Body)
if err != nil {
return nil, nil, err
}
var parsedRspBody []*T
return envelope, parsedRspBody, parseResponseBody(envelope, &parsedRspBody)
}
return nil, nil, errors.New(fmt.Sprintf("Failed to fetch page. Server returned: %d", pageResp.StatusCode))
}
type response struct {
Success bool `json:"success,omitempty"`
Errors []apiErr `json:"errors,omitempty"`
Messages []string `json:"messages,omitempty"`
Result json.RawMessage `json:"result,omitempty"`
Pagination Pagination `json:"result_info,omitempty"`
}
type Pagination struct {
Count int `json:"count,omitempty"`
Page int `json:"page,omitempty"`
PerPage int `json:"per_page,omitempty"`
TotalCount int `json:"total_count,omitempty"`
}
func (r *response) checkErrors() error {
if len(r.Errors) == 0 {
return nil
}
if len(r.Errors) == 1 {
return r.Errors[0]
}
var messages string
for _, e := range r.Errors {
messages += fmt.Sprintf("%s; ", e)
}
return fmt.Errorf("API errors: %s", messages)
}
type apiErr struct {
Code json.Number `json:"code,omitempty"`
Message string `json:"message,omitempty"`
}
func (e apiErr) Error() string {
return fmt.Sprintf("code: %v, reason: %s", e.Code, e.Message)
}
func (r *RESTClient) statusCodeToError(op string, resp *http.Response) error {
if resp.Header.Get("Content-Type") == "application/json" {
var errorsResp response
if json.NewDecoder(resp.Body).Decode(&errorsResp) == nil {
if err := errorsResp.checkErrors(); err != nil {
return errors.Errorf("Failed to %s: %s", op, err)
}
}
}
switch resp.StatusCode {
case http.StatusOK:
return nil
case http.StatusBadRequest:
return ErrBadRequest
case http.StatusUnauthorized, http.StatusForbidden:
return ErrUnauthorized
case http.StatusNotFound:
return ErrNotFound
}
return errors.Errorf("API call to %s failed with status %d: %s", op,
resp.StatusCode, http.StatusText(resp.StatusCode))
}

View File

@ -1,41 +0,0 @@
package cfapi
import (
"github.com/google/uuid"
)
type TunnelClient interface {
CreateTunnel(name string, tunnelSecret []byte) (*TunnelWithToken, error)
GetTunnel(tunnelID uuid.UUID) (*Tunnel, error)
GetTunnelToken(tunnelID uuid.UUID) (string, error)
GetManagementToken(tunnelID uuid.UUID) (string, error)
DeleteTunnel(tunnelID uuid.UUID, cascade bool) error
ListTunnels(filter *TunnelFilter) ([]*Tunnel, error)
ListActiveClients(tunnelID uuid.UUID) ([]*ActiveClient, error)
CleanupConnections(tunnelID uuid.UUID, params *CleanupParams) error
}
type HostnameClient interface {
RouteTunnel(tunnelID uuid.UUID, route HostnameRoute) (HostnameRouteResult, error)
}
type IPRouteClient interface {
ListRoutes(filter *IpRouteFilter) ([]*DetailedRoute, error)
AddRoute(newRoute NewRoute) (Route, error)
DeleteRoute(id uuid.UUID) error
GetByIP(params GetRouteByIpParams) (DetailedRoute, error)
}
type VnetClient interface {
CreateVirtualNetwork(newVnet NewVirtualNetwork) (VirtualNetwork, error)
ListVirtualNetworks(filter *VnetFilter) ([]*VirtualNetwork, error)
DeleteVirtualNetwork(id uuid.UUID, force bool) error
UpdateVirtualNetwork(id uuid.UUID, updates UpdateVirtualNetwork) error
}
type Client interface {
TunnelClient
HostnameClient
IPRouteClient
VnetClient
}

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package cfapi
import (
"encoding/json"
"fmt"
"io"
"net/http"
"path"
"github.com/google/uuid"
"github.com/pkg/errors"
)
type Change = string
const (
ChangeNew = "new"
ChangeUpdated = "updated"
ChangeUnchanged = "unchanged"
)
// HostnameRoute represents a record type that can route to a tunnel
type HostnameRoute interface {
json.Marshaler
RecordType() string
UnmarshalResult(body io.Reader) (HostnameRouteResult, error)
String() string
}
type HostnameRouteResult interface {
// SuccessSummary explains what will route to this tunnel when it's provisioned successfully
SuccessSummary() string
}
type DNSRoute struct {
userHostname string
overwriteExisting bool
}
type DNSRouteResult struct {
route *DNSRoute
CName Change `json:"cname"`
Name string `json:"name"`
}
func NewDNSRoute(userHostname string, overwriteExisting bool) HostnameRoute {
return &DNSRoute{
userHostname: userHostname,
overwriteExisting: overwriteExisting,
}
}
func (dr *DNSRoute) MarshalJSON() ([]byte, error) {
s := struct {
Type string `json:"type"`
UserHostname string `json:"user_hostname"`
OverwriteExisting bool `json:"overwrite_existing"`
}{
Type: dr.RecordType(),
UserHostname: dr.userHostname,
OverwriteExisting: dr.overwriteExisting,
}
return json.Marshal(&s)
}
func (dr *DNSRoute) UnmarshalResult(body io.Reader) (HostnameRouteResult, error) {
var result DNSRouteResult
err := parseResponse(body, &result)
result.route = dr
return &result, err
}
func (dr *DNSRoute) RecordType() string {
return "dns"
}
func (dr *DNSRoute) String() string {
return fmt.Sprintf("%s %s", dr.RecordType(), dr.userHostname)
}
func (res *DNSRouteResult) SuccessSummary() string {
var msgFmt string
switch res.CName {
case ChangeNew:
msgFmt = "Added CNAME %s which will route to this tunnel"
case ChangeUpdated: // this is not currently returned by tunnelsore
msgFmt = "%s updated to route to your tunnel"
case ChangeUnchanged:
msgFmt = "%s is already configured to route to your tunnel"
}
return fmt.Sprintf(msgFmt, res.hostname())
}
// hostname yields the resulting name for the DNS route; if that is not available from Cloudflare API, then the
// requested name is returned instead (should not be the common path, it is just a fall-back).
func (res *DNSRouteResult) hostname() string {
if res.Name != "" {
return res.Name
}
return res.route.userHostname
}
type LBRoute struct {
lbName string
lbPool string
}
type LBRouteResult struct {
route *LBRoute
LoadBalancer Change `json:"load_balancer"`
Pool Change `json:"pool"`
}
func NewLBRoute(lbName, lbPool string) HostnameRoute {
return &LBRoute{
lbName: lbName,
lbPool: lbPool,
}
}
func (lr *LBRoute) MarshalJSON() ([]byte, error) {
s := struct {
Type string `json:"type"`
LBName string `json:"lb_name"`
LBPool string `json:"lb_pool"`
}{
Type: lr.RecordType(),
LBName: lr.lbName,
LBPool: lr.lbPool,
}
return json.Marshal(&s)
}
func (lr *LBRoute) RecordType() string {
return "lb"
}
func (lb *LBRoute) String() string {
return fmt.Sprintf("%s %s %s", lb.RecordType(), lb.lbName, lb.lbPool)
}
func (lr *LBRoute) UnmarshalResult(body io.Reader) (HostnameRouteResult, error) {
var result LBRouteResult
err := parseResponse(body, &result)
result.route = lr
return &result, err
}
func (res *LBRouteResult) SuccessSummary() string {
var msg string
switch res.LoadBalancer + "," + res.Pool {
case "new,new":
msg = "Created load balancer %s and added a new pool %s with this tunnel as an origin"
case "new,updated":
msg = "Created load balancer %s with an existing pool %s which was updated to use this tunnel as an origin"
case "new,unchanged":
msg = "Created load balancer %s with an existing pool %s which already has this tunnel as an origin"
case "updated,new":
msg = "Added new pool %[2]s with this tunnel as an origin to load balancer %[1]s"
case "updated,updated":
msg = "Updated pool %[2]s to use this tunnel as an origin and added it to load balancer %[1]s"
case "updated,unchanged":
msg = "Added pool %[2]s, which already has this tunnel as an origin, to load balancer %[1]s"
case "unchanged,updated":
msg = "Added this tunnel as an origin in pool %[2]s which is already used by load balancer %[1]s"
case "unchanged,unchanged":
msg = "Load balancer %s already uses pool %s which has this tunnel as an origin"
case "unchanged,new":
// this state is not possible
fallthrough
default:
msg = "Something went wrong: failed to modify load balancer %s with pool %s; please check traffic manager configuration in the dashboard"
}
return fmt.Sprintf(msg, res.route.lbName, res.route.lbPool)
}
func (r *RESTClient) RouteTunnel(tunnelID uuid.UUID, route HostnameRoute) (HostnameRouteResult, error) {
endpoint := r.baseEndpoints.zoneLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v/routes", tunnelID))
resp, err := r.sendRequest("PUT", endpoint, route)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return route.UnmarshalResult(resp.Body)
}
return nil, r.statusCodeToError("add route", resp)
}

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package cfapi
import (
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func TestDNSRouteUnmarshalResult(t *testing.T) {
route := &DNSRoute{
userHostname: "example.com",
}
result, err := route.UnmarshalResult(strings.NewReader(`{"success": true, "result": {"cname": "new"}}`))
assert.NoError(t, err)
assert.Equal(t, &DNSRouteResult{
route: route,
CName: ChangeNew,
}, result)
badJSON := []string{
`abc`,
`{"success": false, "result": {"cname": "new"}}`,
`{"errors": [{"code": 1003, "message":"An A, AAAA or CNAME record already exists with that host"}], "result": {"cname": "new"}}`,
`{"errors": [{"code": 1003, "message":"An A, AAAA or CNAME record already exists with that host"}, {"code": 1004, "message":"Cannot use tunnel as origin for non-proxied load balancer"}], "result": {"cname": "new"}}`,
`{"result": {"cname": "new"}}`,
`{"result": {"cname": "new"}}`,
}
for _, j := range badJSON {
_, err = route.UnmarshalResult(strings.NewReader(j))
assert.NotNil(t, err)
}
}
func TestLBRouteUnmarshalResult(t *testing.T) {
route := &LBRoute{
lbName: "lb.example.com",
lbPool: "pool",
}
result, err := route.UnmarshalResult(strings.NewReader(`{"success": true, "result": {"pool": "unchanged", "load_balancer": "updated"}}`))
assert.NoError(t, err)
assert.Equal(t, &LBRouteResult{
route: route,
LoadBalancer: ChangeUpdated,
Pool: ChangeUnchanged,
}, result)
badJSON := []string{
`abc`,
`{"success": false, "result": {"pool": "unchanged", "load_balancer": "updated"}}`,
`{"errors": [{"code": 1003, "message":"An A, AAAA or CNAME record already exists with that host"}], "result": {"pool": "unchanged", "load_balancer": "updated"}}`,
`{"errors": [{"code": 1003, "message":"An A, AAAA or CNAME record already exists with that host"}, {"code": 1004, "message":"Cannot use tunnel as origin for non-proxied load balancer"}], "result": {"pool": "unchanged", "load_balancer": "updated"}}`,
`{"result": {"pool": "unchanged", "load_balancer": "updated"}}`,
}
for _, j := range badJSON {
_, err = route.UnmarshalResult(strings.NewReader(j))
assert.NotNil(t, err)
}
}
func TestLBRouteResultSuccessSummary(t *testing.T) {
route := &LBRoute{
lbName: "lb.example.com",
lbPool: "POOL",
}
tests := []struct {
lb Change
pool Change
expected string
}{
{ChangeNew, ChangeNew, "Created load balancer lb.example.com and added a new pool POOL with this tunnel as an origin"},
{ChangeNew, ChangeUpdated, "Created load balancer lb.example.com with an existing pool POOL which was updated to use this tunnel as an origin"},
{ChangeNew, ChangeUnchanged, "Created load balancer lb.example.com with an existing pool POOL which already has this tunnel as an origin"},
{ChangeUpdated, ChangeNew, "Added new pool POOL with this tunnel as an origin to load balancer lb.example.com"},
{ChangeUpdated, ChangeUpdated, "Updated pool POOL to use this tunnel as an origin and added it to load balancer lb.example.com"},
{ChangeUpdated, ChangeUnchanged, "Added pool POOL, which already has this tunnel as an origin, to load balancer lb.example.com"},
{ChangeUnchanged, ChangeNew, "Something went wrong: failed to modify load balancer lb.example.com with pool POOL; please check traffic manager configuration in the dashboard"},
{ChangeUnchanged, ChangeUpdated, "Added this tunnel as an origin in pool POOL which is already used by load balancer lb.example.com"},
{ChangeUnchanged, ChangeUnchanged, "Load balancer lb.example.com already uses pool POOL which has this tunnel as an origin"},
{"", "", "Something went wrong: failed to modify load balancer lb.example.com with pool POOL; please check traffic manager configuration in the dashboard"},
{"a", "b", "Something went wrong: failed to modify load balancer lb.example.com with pool POOL; please check traffic manager configuration in the dashboard"},
}
for i, tt := range tests {
res := &LBRouteResult{
route: route,
LoadBalancer: tt.lb,
Pool: tt.pool,
}
actual := res.SuccessSummary()
assert.Equal(t, tt.expected, actual, "case %d", i+1)
}
}

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package cfapi
import (
"encoding/json"
"fmt"
"io"
"net"
"net/http"
"net/url"
"path"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
)
// Route is a mapping from customer's IP space to a tunnel.
// Each route allows the customer to route eyeballs in their corporate network
// to certain private IP ranges. Each Route represents an IP range in their
// network, and says that eyeballs can reach that route using the corresponding
// tunnel.
type Route struct {
Network CIDR `json:"network"`
TunnelID uuid.UUID `json:"tunnel_id"`
// Optional field. When unset, it means the Route belongs to the default virtual network.
VNetID *uuid.UUID `json:"virtual_network_id,omitempty"`
Comment string `json:"comment"`
CreatedAt time.Time `json:"created_at"`
DeletedAt time.Time `json:"deleted_at"`
}
// CIDR is just a newtype wrapper around net.IPNet. It adds JSON unmarshalling.
type CIDR net.IPNet
func (c CIDR) String() string {
n := net.IPNet(c)
return n.String()
}
func (c CIDR) MarshalJSON() ([]byte, error) {
str := c.String()
json, err := json.Marshal(str)
if err != nil {
return nil, errors.Wrap(err, "error serializing CIDR into JSON")
}
return json, nil
}
// UnmarshalJSON parses a JSON string into net.IPNet
func (c *CIDR) UnmarshalJSON(data []byte) error {
var s string
if err := json.Unmarshal(data, &s); err != nil {
return errors.Wrap(err, "error parsing cidr string")
}
_, network, err := net.ParseCIDR(s)
if err != nil {
return errors.Wrap(err, "error parsing invalid network from backend")
}
if network == nil {
return fmt.Errorf("backend returned invalid network %s", s)
}
*c = CIDR(*network)
return nil
}
// NewRoute has all the parameters necessary to add a new route to the table.
type NewRoute struct {
Network net.IPNet
TunnelID uuid.UUID
Comment string
// Optional field. If unset, backend will assume the default vnet for the account.
VNetID *uuid.UUID
}
// MarshalJSON handles fields with non-JSON types (e.g. net.IPNet).
func (r NewRoute) MarshalJSON() ([]byte, error) {
return json.Marshal(&struct {
Network string `json:"network"`
TunnelID uuid.UUID `json:"tunnel_id"`
Comment string `json:"comment"`
VNetID *uuid.UUID `json:"virtual_network_id,omitempty"`
}{
Network: r.Network.String(),
TunnelID: r.TunnelID,
Comment: r.Comment,
VNetID: r.VNetID,
})
}
// DetailedRoute is just a Route with some extra fields, e.g. TunnelName.
type DetailedRoute struct {
ID uuid.UUID `json:"id"`
Network CIDR `json:"network"`
TunnelID uuid.UUID `json:"tunnel_id"`
// Optional field. When unset, it means the DetailedRoute belongs to the default virtual network.
VNetID *uuid.UUID `json:"virtual_network_id,omitempty"`
Comment string `json:"comment"`
CreatedAt time.Time `json:"created_at"`
DeletedAt time.Time `json:"deleted_at"`
TunnelName string `json:"tunnel_name"`
}
// IsZero checks if DetailedRoute is the zero value.
func (r *DetailedRoute) IsZero() bool {
return r.TunnelID == uuid.Nil
}
// TableString outputs a table row summarizing the route, to be used
// when showing the user their routing table.
func (r DetailedRoute) TableString() string {
deletedColumn := "-"
if !r.DeletedAt.IsZero() {
deletedColumn = r.DeletedAt.Format(time.RFC3339)
}
vnetColumn := "default"
if r.VNetID != nil {
vnetColumn = r.VNetID.String()
}
return fmt.Sprintf(
"%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t",
r.ID,
r.Network.String(),
vnetColumn,
r.Comment,
r.TunnelID,
r.TunnelName,
r.CreatedAt.Format(time.RFC3339),
deletedColumn,
)
}
type GetRouteByIpParams struct {
Ip net.IP
// Optional field. If unset, backend will assume the default vnet for the account.
VNetID *uuid.UUID
}
// ListRoutes calls the Tunnelstore GET endpoint for all routes under an account.
// Due to pagination on the server side it will call the endpoint multiple times if needed.
func (r *RESTClient) ListRoutes(filter *IpRouteFilter) ([]*DetailedRoute, error) {
fetchFn := func(page int) (*http.Response, error) {
endpoint := r.baseEndpoints.accountRoutes
filter.Page(page)
endpoint.RawQuery = filter.Encode()
rsp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
if rsp.StatusCode != http.StatusOK {
rsp.Body.Close()
return nil, r.statusCodeToError("list routes", rsp)
}
return rsp, nil
}
return fetchExhaustively[DetailedRoute](fetchFn)
}
// AddRoute calls the Tunnelstore POST endpoint for a given route.
func (r *RESTClient) AddRoute(newRoute NewRoute) (Route, error) {
endpoint := r.baseEndpoints.accountRoutes
endpoint.Path = path.Join(endpoint.Path)
resp, err := r.sendRequest("POST", endpoint, newRoute)
if err != nil {
return Route{}, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return parseRoute(resp.Body)
}
return Route{}, r.statusCodeToError("add route", resp)
}
// DeleteRoute calls the Tunnelstore DELETE endpoint for a given route.
func (r *RESTClient) DeleteRoute(id uuid.UUID) error {
endpoint := r.baseEndpoints.accountRoutes
endpoint.Path = path.Join(endpoint.Path, url.PathEscape(id.String()))
resp, err := r.sendRequest("DELETE", endpoint, nil)
if err != nil {
return errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
_, err := parseRoute(resp.Body)
return err
}
return r.statusCodeToError("delete route", resp)
}
// GetByIP checks which route will proxy a given IP.
func (r *RESTClient) GetByIP(params GetRouteByIpParams) (DetailedRoute, error) {
endpoint := r.baseEndpoints.accountRoutes
endpoint.Path = path.Join(endpoint.Path, "ip", url.PathEscape(params.Ip.String()))
setVnetParam(&endpoint, params.VNetID)
resp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return DetailedRoute{}, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return parseDetailedRoute(resp.Body)
}
return DetailedRoute{}, r.statusCodeToError("get route by IP", resp)
}
func parseRoute(body io.ReadCloser) (Route, error) {
var route Route
err := parseResponse(body, &route)
return route, err
}
func parseDetailedRoute(body io.ReadCloser) (DetailedRoute, error) {
var route DetailedRoute
err := parseResponse(body, &route)
return route, err
}
// setVnetParam overwrites the URL's query parameters with a query param to scope the HostnameRoute action to a certain
// virtual network (if one is provided).
func setVnetParam(endpoint *url.URL, vnetID *uuid.UUID) {
queryParams := url.Values{}
if vnetID != nil {
queryParams.Set("virtual_network_id", vnetID.String())
}
endpoint.RawQuery = queryParams.Encode()
}

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package cfapi
import (
"fmt"
"net"
"net/url"
"strconv"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
"github.com/urfave/cli/v2"
)
var (
filterIpRouteDeleted = cli.BoolFlag{
Name: "filter-is-deleted",
Usage: "If false (default), only show non-deleted routes. If true, only show deleted routes.",
}
filterIpRouteTunnelID = cli.StringFlag{
Name: "filter-tunnel-id",
Usage: "Show only routes with the given tunnel ID.",
}
filterSubsetIpRoute = cli.StringFlag{
Name: "filter-network-is-subset-of",
Aliases: []string{"nsub"},
Usage: "Show only routes whose network is a subset of the given network.",
}
filterSupersetIpRoute = cli.StringFlag{
Name: "filter-network-is-superset-of",
Aliases: []string{"nsup"},
Usage: "Show only routes whose network is a superset of the given network.",
}
filterIpRouteComment = cli.StringFlag{
Name: "filter-comment-is",
Usage: "Show only routes with this comment.",
}
filterIpRouteByVnet = cli.StringFlag{
Name: "filter-vnet-id",
Usage: "Show only routes that are attached to the given virtual network ID.",
}
// Flags contains all filter flags.
IpRouteFilterFlags = []cli.Flag{
&filterIpRouteDeleted,
&filterIpRouteTunnelID,
&filterSubsetIpRoute,
&filterSupersetIpRoute,
&filterIpRouteComment,
&filterIpRouteByVnet,
}
)
// IpRouteFilter which routes get queried.
type IpRouteFilter struct {
queryParams url.Values
}
// NewIpRouteFilterFromCLI parses CLI flags to discover which filters should get applied.
func NewIpRouteFilterFromCLI(c *cli.Context) (*IpRouteFilter, error) {
f := NewIPRouteFilter()
// Set deletion filter
if flag := filterIpRouteDeleted.Name; c.IsSet(flag) && c.Bool(flag) {
f.Deleted()
} else {
f.NotDeleted()
}
if subset, err := cidrFromFlag(c, filterSubsetIpRoute); err != nil {
return nil, err
} else if subset != nil {
f.NetworkIsSupersetOf(*subset)
}
if superset, err := cidrFromFlag(c, filterSupersetIpRoute); err != nil {
return nil, err
} else if superset != nil {
f.NetworkIsSupersetOf(*superset)
}
if comment := c.String(filterIpRouteComment.Name); comment != "" {
f.CommentIs(comment)
}
if tunnelID := c.String(filterIpRouteTunnelID.Name); tunnelID != "" {
u, err := uuid.Parse(tunnelID)
if err != nil {
return nil, errors.Wrapf(err, "Couldn't parse UUID from %s", filterIpRouteTunnelID.Name)
}
f.TunnelID(u)
}
if vnetId := c.String(filterIpRouteByVnet.Name); vnetId != "" {
u, err := uuid.Parse(vnetId)
if err != nil {
return nil, errors.Wrapf(err, "Couldn't parse UUID from %s", filterIpRouteByVnet.Name)
}
f.VNetID(u)
}
if maxFetch := c.Int("max-fetch-size"); maxFetch > 0 {
f.MaxFetchSize(uint(maxFetch))
}
return f, nil
}
// Parses a CIDR from the flag. If the flag was unset, returns (nil, nil).
func cidrFromFlag(c *cli.Context, flag cli.StringFlag) (*net.IPNet, error) {
if !c.IsSet(flag.Name) {
return nil, nil
}
_, subset, err := net.ParseCIDR(c.String(flag.Name))
if err != nil {
return nil, err
} else if subset == nil {
return nil, fmt.Errorf("Invalid CIDR supplied for %s", flag.Name)
}
return subset, nil
}
func NewIPRouteFilter() *IpRouteFilter {
values := &IpRouteFilter{queryParams: url.Values{}}
// always list cfd_tunnel routes only
values.queryParams.Set("tun_types", "cfd_tunnel")
return values
}
func (f *IpRouteFilter) CommentIs(comment string) {
f.queryParams.Set("comment", comment)
}
func (f *IpRouteFilter) NotDeleted() {
f.queryParams.Set("is_deleted", "false")
}
func (f *IpRouteFilter) Deleted() {
f.queryParams.Set("is_deleted", "true")
}
func (f *IpRouteFilter) NetworkIsSubsetOf(superset net.IPNet) {
f.queryParams.Set("network_subset", superset.String())
}
func (f *IpRouteFilter) NetworkIsSupersetOf(subset net.IPNet) {
f.queryParams.Set("network_superset", subset.String())
}
func (f *IpRouteFilter) ExistedAt(existedAt time.Time) {
f.queryParams.Set("existed_at", existedAt.Format(time.RFC3339))
}
func (f *IpRouteFilter) TunnelID(id uuid.UUID) {
f.queryParams.Set("tunnel_id", id.String())
}
func (f *IpRouteFilter) VNetID(id uuid.UUID) {
f.queryParams.Set("virtual_network_id", id.String())
}
func (f *IpRouteFilter) MaxFetchSize(max uint) {
f.queryParams.Set("per_page", strconv.Itoa(int(max)))
}
func (f *IpRouteFilter) Page(page int) {
f.queryParams.Set("page", strconv.Itoa(page))
}
func (f IpRouteFilter) Encode() string {
return f.queryParams.Encode()
}

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package cfapi
import (
"encoding/json"
"fmt"
"net"
"strings"
"testing"
"github.com/google/uuid"
"github.com/stretchr/testify/require"
)
func TestUnmarshalRoute(t *testing.T) {
testCases := []struct {
Json string
HasVnet bool
}{
{
`{
"network":"10.1.2.40/29",
"tunnel_id":"fba6ffea-807f-4e7a-a740-4184ee1b82c8",
"comment":"test",
"created_at":"2020-12-22T02:00:15.587008Z",
"deleted_at":null
}`,
false,
},
{
`{
"network":"10.1.2.40/29",
"tunnel_id":"fba6ffea-807f-4e7a-a740-4184ee1b82c8",
"comment":"test",
"created_at":"2020-12-22T02:00:15.587008Z",
"deleted_at":null,
"virtual_network_id":"38c95083-8191-4110-8339-3f438d44fdb9"
}`,
true,
},
}
for _, testCase := range testCases {
data := testCase.Json
var r Route
err := json.Unmarshal([]byte(data), &r)
// Check everything worked
require.NoError(t, err)
require.Equal(t, uuid.MustParse("fba6ffea-807f-4e7a-a740-4184ee1b82c8"), r.TunnelID)
require.Equal(t, "test", r.Comment)
_, cidr, err := net.ParseCIDR("10.1.2.40/29")
require.NoError(t, err)
require.Equal(t, CIDR(*cidr), r.Network)
require.Equal(t, "test", r.Comment)
if testCase.HasVnet {
require.Equal(t, uuid.MustParse("38c95083-8191-4110-8339-3f438d44fdb9"), *r.VNetID)
} else {
require.Nil(t, r.VNetID)
}
}
}
func TestDetailedRouteJsonRoundtrip(t *testing.T) {
testCases := []struct {
Json string
HasVnet bool
}{
{
`{
"id":"91ebc578-cc99-4641-9937-0fb630505fa0",
"network":"10.1.2.40/29",
"tunnel_id":"fba6ffea-807f-4e7a-a740-4184ee1b82c8",
"comment":"test",
"created_at":"2020-12-22T02:00:15.587008Z",
"deleted_at":"2021-01-14T05:01:42.183002Z",
"tunnel_name":"Mr. Tun"
}`,
false,
},
{
`{
"id":"91ebc578-cc99-4641-9937-0fb630505fa0",
"network":"10.1.2.40/29",
"tunnel_id":"fba6ffea-807f-4e7a-a740-4184ee1b82c8",
"virtual_network_id":"38c95083-8191-4110-8339-3f438d44fdb9",
"comment":"test",
"created_at":"2020-12-22T02:00:15.587008Z",
"deleted_at":"2021-01-14T05:01:42.183002Z",
"tunnel_name":"Mr. Tun"
}`,
true,
},
}
for _, testCase := range testCases {
data := testCase.Json
var r DetailedRoute
err := json.Unmarshal([]byte(data), &r)
// Check everything worked
require.NoError(t, err)
require.Equal(t, uuid.MustParse("fba6ffea-807f-4e7a-a740-4184ee1b82c8"), r.TunnelID)
require.Equal(t, "test", r.Comment)
_, cidr, err := net.ParseCIDR("10.1.2.40/29")
require.NoError(t, err)
require.Equal(t, CIDR(*cidr), r.Network)
require.Equal(t, "test", r.Comment)
require.Equal(t, "Mr. Tun", r.TunnelName)
if testCase.HasVnet {
require.Equal(t, uuid.MustParse("38c95083-8191-4110-8339-3f438d44fdb9"), *r.VNetID)
} else {
require.Nil(t, r.VNetID)
}
bytes, err := json.Marshal(r)
require.NoError(t, err)
obtainedJson := string(bytes)
data = strings.Replace(data, "\t", "", -1)
data = strings.Replace(data, "\n", "", -1)
require.Equal(t, data, obtainedJson)
}
}
func TestMarshalNewRoute(t *testing.T) {
_, network, err := net.ParseCIDR("1.2.3.4/32")
require.NoError(t, err)
require.NotNil(t, network)
vnetId := uuid.New()
newRoutes := []NewRoute{
{
Network: *network,
TunnelID: uuid.New(),
Comment: "hi",
},
{
Network: *network,
TunnelID: uuid.New(),
Comment: "hi",
VNetID: &vnetId,
},
}
for _, newRoute := range newRoutes {
// Test where receiver is struct
serialized, err := json.Marshal(newRoute)
require.NoError(t, err)
require.True(t, strings.Contains(string(serialized), "tunnel_id"))
// Test where receiver is pointer to struct
serialized, err = json.Marshal(&newRoute)
require.NoError(t, err)
require.True(t, strings.Contains(string(serialized), "tunnel_id"))
if newRoute.VNetID == nil {
require.False(t, strings.Contains(string(serialized), "virtual_network_id"))
} else {
require.True(t, strings.Contains(string(serialized), "virtual_network_id"))
}
}
}
func TestRouteTableString(t *testing.T) {
_, network, err := net.ParseCIDR("1.2.3.4/32")
require.NoError(t, err)
require.NotNil(t, network)
r := DetailedRoute{
ID: uuid.Nil,
Network: CIDR(*network),
}
row := r.TableString()
fmt.Println(row)
require.True(t, strings.HasPrefix(row, "00000000-0000-0000-0000-000000000000\t1.2.3.4/32"))
}

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@ -1,237 +0,0 @@
package cfapi
import (
"fmt"
"io"
"net"
"net/http"
"net/url"
"path"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
)
var ErrTunnelNameConflict = errors.New("tunnel with name already exists")
type Tunnel struct {
ID uuid.UUID `json:"id"`
Name string `json:"name"`
CreatedAt time.Time `json:"created_at"`
DeletedAt time.Time `json:"deleted_at"`
Connections []Connection `json:"connections"`
}
type TunnelWithToken struct {
Tunnel
Token string `json:"token"`
}
type Connection struct {
ColoName string `json:"colo_name"`
ID uuid.UUID `json:"id"`
IsPendingReconnect bool `json:"is_pending_reconnect"`
OriginIP net.IP `json:"origin_ip"`
OpenedAt time.Time `json:"opened_at"`
}
type ActiveClient struct {
ID uuid.UUID `json:"id"`
Features []string `json:"features"`
Version string `json:"version"`
Arch string `json:"arch"`
RunAt time.Time `json:"run_at"`
Connections []Connection `json:"conns"`
}
type newTunnel struct {
Name string `json:"name"`
TunnelSecret []byte `json:"tunnel_secret"`
}
type managementRequest struct {
Resources []string `json:"resources"`
}
type CleanupParams struct {
queryParams url.Values
}
func NewCleanupParams() *CleanupParams {
return &CleanupParams{
queryParams: url.Values{},
}
}
func (cp *CleanupParams) ForClient(clientID uuid.UUID) {
cp.queryParams.Set("client_id", clientID.String())
}
func (cp CleanupParams) encode() string {
return cp.queryParams.Encode()
}
func (r *RESTClient) CreateTunnel(name string, tunnelSecret []byte) (*TunnelWithToken, error) {
if name == "" {
return nil, errors.New("tunnel name required")
}
if _, err := uuid.Parse(name); err == nil {
return nil, errors.New("you cannot use UUIDs as tunnel names")
}
body := &newTunnel{
Name: name,
TunnelSecret: tunnelSecret,
}
resp, err := r.sendRequest("POST", r.baseEndpoints.accountLevel, body)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case http.StatusOK:
var tunnel TunnelWithToken
if serdeErr := parseResponse(resp.Body, &tunnel); serdeErr != nil {
return nil, serdeErr
}
return &tunnel, nil
case http.StatusConflict:
return nil, ErrTunnelNameConflict
}
return nil, r.statusCodeToError("create tunnel", resp)
}
func (r *RESTClient) GetTunnel(tunnelID uuid.UUID) (*Tunnel, error) {
endpoint := r.baseEndpoints.accountLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v", tunnelID))
resp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return unmarshalTunnel(resp.Body)
}
return nil, r.statusCodeToError("get tunnel", resp)
}
func (r *RESTClient) GetTunnelToken(tunnelID uuid.UUID) (token string, err error) {
endpoint := r.baseEndpoints.accountLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v/token", tunnelID))
resp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return "", errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
err = parseResponse(resp.Body, &token)
return token, err
}
return "", r.statusCodeToError("get tunnel token", resp)
}
func (r *RESTClient) GetManagementToken(tunnelID uuid.UUID) (token string, err error) {
endpoint := r.baseEndpoints.accountLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v/management", tunnelID))
body := &managementRequest{
Resources: []string{"logs"},
}
resp, err := r.sendRequest("POST", endpoint, body)
if err != nil {
return "", errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
err = parseResponse(resp.Body, &token)
return token, err
}
return "", r.statusCodeToError("get tunnel token", resp)
}
func (r *RESTClient) DeleteTunnel(tunnelID uuid.UUID, cascade bool) error {
endpoint := r.baseEndpoints.accountLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v", tunnelID))
// Cascade will delete all tunnel dependencies (connections, routes, etc.) that
// are linked to the deleted tunnel.
if cascade {
endpoint.RawQuery = "cascade=true"
}
resp, err := r.sendRequest("DELETE", endpoint, nil)
if err != nil {
return errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
return r.statusCodeToError("delete tunnel", resp)
}
func (r *RESTClient) ListTunnels(filter *TunnelFilter) ([]*Tunnel, error) {
fetchFn := func(page int) (*http.Response, error) {
endpoint := r.baseEndpoints.accountLevel
filter.Page(page)
endpoint.RawQuery = filter.encode()
rsp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
if rsp.StatusCode != http.StatusOK {
rsp.Body.Close()
return nil, r.statusCodeToError("list tunnels", rsp)
}
return rsp, nil
}
return fetchExhaustively[Tunnel](fetchFn)
}
func (r *RESTClient) ListActiveClients(tunnelID uuid.UUID) ([]*ActiveClient, error) {
endpoint := r.baseEndpoints.accountLevel
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v/connections", tunnelID))
resp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return parseConnectionsDetails(resp.Body)
}
return nil, r.statusCodeToError("list connection details", resp)
}
func parseConnectionsDetails(reader io.Reader) ([]*ActiveClient, error) {
var clients []*ActiveClient
err := parseResponse(reader, &clients)
return clients, err
}
func (r *RESTClient) CleanupConnections(tunnelID uuid.UUID, params *CleanupParams) error {
endpoint := r.baseEndpoints.accountLevel
endpoint.RawQuery = params.encode()
endpoint.Path = path.Join(endpoint.Path, fmt.Sprintf("%v/connections", tunnelID))
resp, err := r.sendRequest("DELETE", endpoint, nil)
if err != nil {
return errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
return r.statusCodeToError("cleanup connections", resp)
}
func unmarshalTunnel(reader io.Reader) (*Tunnel, error) {
var tunnel Tunnel
err := parseResponse(reader, &tunnel)
return &tunnel, err
}

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@ -1,59 +0,0 @@
package cfapi
import (
"net/url"
"strconv"
"time"
"github.com/google/uuid"
)
const (
TimeLayout = time.RFC3339
)
type TunnelFilter struct {
queryParams url.Values
}
func NewTunnelFilter() *TunnelFilter {
return &TunnelFilter{
queryParams: url.Values{},
}
}
func (f *TunnelFilter) ByName(name string) {
f.queryParams.Set("name", name)
}
func (f *TunnelFilter) ByNamePrefix(namePrefix string) {
f.queryParams.Set("name_prefix", namePrefix)
}
func (f *TunnelFilter) ExcludeNameWithPrefix(excludePrefix string) {
f.queryParams.Set("exclude_prefix", excludePrefix)
}
func (f *TunnelFilter) NoDeleted() {
f.queryParams.Set("is_deleted", "false")
}
func (f *TunnelFilter) ByExistedAt(existedAt time.Time) {
f.queryParams.Set("existed_at", existedAt.Format(TimeLayout))
}
func (f *TunnelFilter) ByTunnelID(tunnelID uuid.UUID) {
f.queryParams.Set("uuid", tunnelID.String())
}
func (f *TunnelFilter) MaxFetchSize(max uint) {
f.queryParams.Set("per_page", strconv.Itoa(int(max)))
}
func (f *TunnelFilter) Page(page int) {
f.queryParams.Set("page", strconv.Itoa(page))
}
func (f TunnelFilter) encode() string {
return f.queryParams.Encode()
}

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@ -1,102 +0,0 @@
package cfapi
import (
"bytes"
"fmt"
"net"
"reflect"
"strings"
"testing"
"time"
"github.com/google/uuid"
"github.com/stretchr/testify/assert"
)
var loc, _ = time.LoadLocation("UTC")
func Test_unmarshalTunnel(t *testing.T) {
type args struct {
body string
}
tests := []struct {
name string
args args
want *Tunnel
wantErr bool
}{
{
name: "empty list",
args: args{body: `{"success": true, "result": {"id":"b34cc7ce-925b-46ee-bc23-4cb5c18d8292","created_at":"2021-07-29T13:46:14.090955Z","deleted_at":"2021-07-29T14:07:27.559047Z","name":"qt-bIWWN7D662ogh61pCPfu5s2XgqFY1OyV","account_id":6946212,"account_tag":"5ab4e9dfbd435d24068829fda0077963","conns_active_at":null,"conns_inactive_at":"2021-07-29T13:47:22.548482Z","tun_type":"cfd_tunnel","metadata":{"qtid":"a6fJROgkXutNruBGaJjD"}}}`},
want: &Tunnel{
ID: uuid.MustParse("b34cc7ce-925b-46ee-bc23-4cb5c18d8292"),
Name: "qt-bIWWN7D662ogh61pCPfu5s2XgqFY1OyV",
CreatedAt: time.Date(2021, 07, 29, 13, 46, 14, 90955000, loc),
DeletedAt: time.Date(2021, 07, 29, 14, 7, 27, 559047000, loc),
Connections: nil,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := unmarshalTunnel(strings.NewReader(tt.args.body))
if (err != nil) != tt.wantErr {
t.Errorf("unmarshalTunnel() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("unmarshalTunnel() = %v, want %v", got, tt.want)
}
})
}
}
func TestUnmarshalTunnelOk(t *testing.T) {
jsonBody := `{"success": true, "result": {"id": "00000000-0000-0000-0000-000000000000","name":"test","created_at":"0001-01-01T00:00:00Z","connections":[]}}`
expected := Tunnel{
ID: uuid.Nil,
Name: "test",
CreatedAt: time.Time{},
Connections: []Connection{},
}
actual, err := unmarshalTunnel(bytes.NewReader([]byte(jsonBody)))
assert.NoError(t, err)
assert.Equal(t, &expected, actual)
}
func TestUnmarshalTunnelErr(t *testing.T) {
tests := []string{
`abc`,
`{"success": true, "result": abc}`,
`{"success": false, "result": {"id": "00000000-0000-0000-0000-000000000000","name":"test","created_at":"0001-01-01T00:00:00Z","connections":[]}}}`,
`{"errors": [{"code": 1003, "message":"An A, AAAA or CNAME record already exists with that host"}], "result": {"id": "00000000-0000-0000-0000-000000000000","name":"test","created_at":"0001-01-01T00:00:00Z","connections":[]}}}`,
}
for i, test := range tests {
_, err := unmarshalTunnel(bytes.NewReader([]byte(test)))
assert.Error(t, err, fmt.Sprintf("Test #%v failed", i))
}
}
func TestUnmarshalConnections(t *testing.T) {
jsonBody := `{"success":true,"messages":[],"errors":[],"result":[{"id":"d4041254-91e3-4deb-bd94-b46e11680b1e","features":["ha-origin"],"version":"2021.2.5","arch":"darwin_amd64","conns":[{"colo_name":"LIS","id":"ac2286e5-c708-4588-a6a0-ba6b51940019","is_pending_reconnect":false,"origin_ip":"148.38.28.2","opened_at":"0001-01-01T00:00:00Z"}],"run_at":"0001-01-01T00:00:00Z"}]}`
expected := ActiveClient{
ID: uuid.MustParse("d4041254-91e3-4deb-bd94-b46e11680b1e"),
Features: []string{"ha-origin"},
Version: "2021.2.5",
Arch: "darwin_amd64",
RunAt: time.Time{},
Connections: []Connection{{
ID: uuid.MustParse("ac2286e5-c708-4588-a6a0-ba6b51940019"),
ColoName: "LIS",
IsPendingReconnect: false,
OriginIP: net.ParseIP("148.38.28.2"),
OpenedAt: time.Time{},
}},
}
actual, err := parseConnectionsDetails(bytes.NewReader([]byte(jsonBody)))
assert.NoError(t, err)
assert.Equal(t, []*ActiveClient{&expected}, actual)
}

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@ -1,134 +0,0 @@
package cfapi
import (
"fmt"
"io"
"net/http"
"net/url"
"path"
"strconv"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
)
type NewVirtualNetwork struct {
Name string `json:"name"`
Comment string `json:"comment"`
IsDefault bool `json:"is_default"`
}
type VirtualNetwork struct {
ID uuid.UUID `json:"id"`
Comment string `json:"comment"`
Name string `json:"name"`
IsDefault bool `json:"is_default_network"`
CreatedAt time.Time `json:"created_at"`
DeletedAt time.Time `json:"deleted_at"`
}
type UpdateVirtualNetwork struct {
Name *string `json:"name,omitempty"`
Comment *string `json:"comment,omitempty"`
IsDefault *bool `json:"is_default_network,omitempty"`
}
func (virtualNetwork VirtualNetwork) TableString() string {
deletedColumn := "-"
if !virtualNetwork.DeletedAt.IsZero() {
deletedColumn = virtualNetwork.DeletedAt.Format(time.RFC3339)
}
return fmt.Sprintf(
"%s\t%s\t%s\t%s\t%s\t%s\t",
virtualNetwork.ID,
virtualNetwork.Name,
strconv.FormatBool(virtualNetwork.IsDefault),
virtualNetwork.Comment,
virtualNetwork.CreatedAt.Format(time.RFC3339),
deletedColumn,
)
}
func (r *RESTClient) CreateVirtualNetwork(newVnet NewVirtualNetwork) (VirtualNetwork, error) {
resp, err := r.sendRequest("POST", r.baseEndpoints.accountVnets, newVnet)
if err != nil {
return VirtualNetwork{}, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return parseVnet(resp.Body)
}
return VirtualNetwork{}, r.statusCodeToError("add virtual network", resp)
}
func (r *RESTClient) ListVirtualNetworks(filter *VnetFilter) ([]*VirtualNetwork, error) {
endpoint := r.baseEndpoints.accountVnets
endpoint.RawQuery = filter.Encode()
resp, err := r.sendRequest("GET", endpoint, nil)
if err != nil {
return nil, errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return parseListVnets(resp.Body)
}
return nil, r.statusCodeToError("list virtual networks", resp)
}
func (r *RESTClient) DeleteVirtualNetwork(id uuid.UUID, force bool) error {
endpoint := r.baseEndpoints.accountVnets
endpoint.Path = path.Join(endpoint.Path, url.PathEscape(id.String()))
queryParams := url.Values{}
if force {
queryParams.Set("force", strconv.FormatBool(force))
}
endpoint.RawQuery = queryParams.Encode()
resp, err := r.sendRequest("DELETE", endpoint, nil)
if err != nil {
return errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
_, err := parseVnet(resp.Body)
return err
}
return r.statusCodeToError("delete virtual network", resp)
}
func (r *RESTClient) UpdateVirtualNetwork(id uuid.UUID, updates UpdateVirtualNetwork) error {
endpoint := r.baseEndpoints.accountVnets
endpoint.Path = path.Join(endpoint.Path, url.PathEscape(id.String()))
resp, err := r.sendRequest("PATCH", endpoint, updates)
if err != nil {
return errors.Wrap(err, "REST request failed")
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
_, err := parseVnet(resp.Body)
return err
}
return r.statusCodeToError("update virtual network", resp)
}
func parseListVnets(body io.ReadCloser) ([]*VirtualNetwork, error) {
var vnets []*VirtualNetwork
err := parseResponse(body, &vnets)
return vnets, err
}
func parseVnet(body io.ReadCloser) (VirtualNetwork, error) {
var vnet VirtualNetwork
err := parseResponse(body, &vnet)
return vnet, err
}

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@ -1,99 +0,0 @@
package cfapi
import (
"net/url"
"strconv"
"github.com/google/uuid"
"github.com/pkg/errors"
"github.com/urfave/cli/v2"
)
var (
filterVnetId = cli.StringFlag{
Name: "id",
Usage: "List virtual networks with the given `ID`",
}
filterVnetByName = cli.StringFlag{
Name: "name",
Usage: "List virtual networks with the given `NAME`",
}
filterDefaultVnet = cli.BoolFlag{
Name: "is-default",
Usage: "If true, lists the virtual network that is the default one. If false, lists all non-default virtual networks for the account. If absent, all are included in the results regardless of their default status.",
}
filterDeletedVnet = cli.BoolFlag{
Name: "show-deleted",
Usage: "If false (default), only show non-deleted virtual networks. If true, only show deleted virtual networks.",
}
VnetFilterFlags = []cli.Flag{
&filterVnetId,
&filterVnetByName,
&filterDefaultVnet,
&filterDeletedVnet,
}
)
// VnetFilter which virtual networks get queried.
type VnetFilter struct {
queryParams url.Values
}
func NewVnetFilter() *VnetFilter {
return &VnetFilter{
queryParams: url.Values{},
}
}
func (f *VnetFilter) ById(vnetId uuid.UUID) {
f.queryParams.Set("id", vnetId.String())
}
func (f *VnetFilter) ByName(name string) {
f.queryParams.Set("name", name)
}
func (f *VnetFilter) ByDefaultStatus(isDefault bool) {
f.queryParams.Set("is_default", strconv.FormatBool(isDefault))
}
func (f *VnetFilter) WithDeleted(isDeleted bool) {
f.queryParams.Set("is_deleted", strconv.FormatBool(isDeleted))
}
func (f *VnetFilter) MaxFetchSize(max uint) {
f.queryParams.Set("per_page", strconv.Itoa(int(max)))
}
func (f VnetFilter) Encode() string {
return f.queryParams.Encode()
}
// NewFromCLI parses CLI flags to discover which filters should get applied to list virtual networks.
func NewFromCLI(c *cli.Context) (*VnetFilter, error) {
f := NewVnetFilter()
if id := c.String("id"); id != "" {
vnetId, err := uuid.Parse(id)
if err != nil {
return nil, errors.Wrapf(err, "%s is not a valid virtual network ID", id)
}
f.ById(vnetId)
}
if name := c.String("name"); name != "" {
f.ByName(name)
}
if c.IsSet("is-default") {
f.ByDefaultStatus(c.Bool("is-default"))
}
f.WithDeleted(c.Bool("show-deleted"))
if maxFetch := c.Int("max-fetch-size"); maxFetch > 0 {
f.MaxFetchSize(uint(maxFetch))
}
return f, nil
}

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@ -1,79 +0,0 @@
package cfapi
import (
"encoding/json"
"strings"
"testing"
"time"
"github.com/google/uuid"
"github.com/stretchr/testify/require"
)
func TestVirtualNetworkJsonRoundtrip(t *testing.T) {
data := `{
"id":"74fce949-351b-4752-b261-81a56cfd3130",
"comment":"New York DC1",
"name":"us-east-1",
"is_default_network":true,
"created_at":"2021-11-26T14:40:02.600673Z",
"deleted_at":"2021-12-01T10:23:13.102645Z"
}`
var v VirtualNetwork
err := json.Unmarshal([]byte(data), &v)
require.NoError(t, err)
require.Equal(t, uuid.MustParse("74fce949-351b-4752-b261-81a56cfd3130"), v.ID)
require.Equal(t, "us-east-1", v.Name)
require.Equal(t, "New York DC1", v.Comment)
require.Equal(t, true, v.IsDefault)
bytes, err := json.Marshal(v)
require.NoError(t, err)
obtainedJson := string(bytes)
data = strings.Replace(data, "\t", "", -1)
data = strings.Replace(data, "\n", "", -1)
require.Equal(t, data, obtainedJson)
}
func TestMarshalNewVnet(t *testing.T) {
newVnet := NewVirtualNetwork{
Name: "eu-west-1",
Comment: "London office",
IsDefault: true,
}
serialized, err := json.Marshal(newVnet)
require.NoError(t, err)
require.True(t, strings.Contains(string(serialized), newVnet.Name))
}
func TestMarshalUpdateVnet(t *testing.T) {
newName := "bulgaria-1"
updates := UpdateVirtualNetwork{
Name: &newName,
}
// Test where receiver is struct
serialized, err := json.Marshal(updates)
require.NoError(t, err)
require.True(t, strings.Contains(string(serialized), newName))
}
func TestVnetTableString(t *testing.T) {
virtualNet := VirtualNetwork{
ID: uuid.New(),
Name: "us-east-1",
Comment: "New York DC1",
IsDefault: true,
CreatedAt: time.Now(),
DeletedAt: time.Time{},
}
row := virtualNet.TableString()
require.True(t, strings.HasPrefix(row, virtualNet.ID.String()))
require.True(t, strings.Contains(row, virtualNet.Name))
require.True(t, strings.Contains(row, virtualNet.Comment))
require.True(t, strings.Contains(row, "true"))
require.True(t, strings.HasSuffix(row, "-\t"))
}

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@ -1,27 +0,0 @@
package cfio
import (
"io"
"sync"
)
const defaultBufferSize = 16 * 1024
var bufferPool = sync.Pool{
New: func() interface{} {
return make([]byte, defaultBufferSize)
},
}
func Copy(dst io.Writer, src io.Reader) (written int64, err error) {
_, okWriteTo := src.(io.WriterTo)
_, okReadFrom := dst.(io.ReaderFrom)
var buffer []byte = nil
if !(okWriteTo || okReadFrom) {
buffer = bufferPool.Get().([]byte)
defer bufferPool.Put(buffer)
}
return io.CopyBuffer(dst, src, buffer)
}

View File

@ -1,77 +1,19 @@
pinned_go: &pinned_go go-boring=1.22.5-1 pinned_go: &pinned_go go=1.15.3-1
build_dir: &build_dir /cfsetup_build build_dir: &build_dir /cfsetup_build
default-flavor: bullseye default-flavor: stretch
buster: &buster stretch: &stretch
build-linux: build:
build_dir: *build_dir
builddeps: &build_deps
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
- rpm
- libffi-dev
pre-cache: &build_pre_cache
- export GOCACHE=/cfsetup_build/.cache/go-build
- go install golang.org/x/tools/cmd/goimports@latest
post-cache:
# Build binary for component test
- GOOS=linux GOARCH=amd64 make cloudflared
build-linux-fips:
build_dir: *build_dir
builddeps: *build_deps
pre-cache: *build_pre_cache
post-cache:
- export FIPS=true
# Build binary for component test
- GOOS=linux GOARCH=amd64 make cloudflared
cover:
build_dir: *build_dir
builddeps: *build_deps
pre-cache: *build_pre_cache
post-cache:
- make cover
# except FIPS and macos
build-linux-release:
build_dir: *build_dir
builddeps: &build_deps_release
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
- rpm
- libffi-dev
- python3-dev
- python3-pip
- python3-setuptools
- wget
pre-cache: &build_release_pre_cache
- pip3 install pynacl==1.4.0
- pip3 install pygithub==1.55
- pip3 install boto3==1.22.9
- pip3 install python-gnupg==0.4.9
post-cache:
# build all packages (except macos and FIPS) and move them to /cfsetup/built_artifacts
- ./build-packages.sh
# handle FIPS separately so that we built with gofips compiler
build-linux-fips-release:
build_dir: *build_dir
builddeps: *build_deps_release
pre-cache: *build_release_pre_cache
post-cache:
# same logic as above, but for FIPS packages only
- ./build-packages-fips.sh
generate-versions-file:
build_dir: *build_dir build_dir: *build_dir
builddeps: builddeps:
- *pinned_go - *pinned_go
- build-essential - build-essential
post-cache: post-cache:
- make generate-docker-version - export GOOS=linux
- export GOARCH=amd64
- make cloudflared
build-deb: build-deb:
build_dir: *build_dir build_dir: *build_dir
builddeps: &build_deb_deps builddeps:
- *pinned_go - *pinned_go
- build-essential - build-essential
- fakeroot - fakeroot
@ -80,171 +22,261 @@ buster: &buster
- export GOOS=linux - export GOOS=linux
- export GOARCH=amd64 - export GOARCH=amd64
- make cloudflared-deb - make cloudflared-deb
build-fips-internal-deb:
build_dir: *build_dir
builddeps: &build_fips_deb_deps
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
post-cache:
- export GOOS=linux
- export GOARCH=amd64
- export FIPS=true
- export ORIGINAL_NAME=true
- make cloudflared-deb
build-internal-deb-nightly-amd64:
build_dir: *build_dir
builddeps: *build_fips_deb_deps
post-cache:
- export GOOS=linux
- export GOARCH=amd64
- export NIGHTLY=true
- export FIPS=true
- export ORIGINAL_NAME=true
- make cloudflared-deb
build-internal-deb-nightly-arm64:
build_dir: *build_dir
builddeps: *build_fips_deb_deps
post-cache:
- export GOOS=linux
- export GOARCH=arm64
- export NIGHTLY=true
#- export FIPS=true # TUN-7595
- export ORIGINAL_NAME=true
- make cloudflared-deb
build-deb-arm64: build-deb-arm64:
build_dir: *build_dir build_dir: *build_dir
builddeps: *build_deb_deps builddeps:
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
post-cache: post-cache:
- export GOOS=linux - export GOOS=linux
- export GOARCH=arm64 - export GOARCH=arm64
- make cloudflared-deb - make cloudflared-deb
package-windows: publish-deb:
build_dir: *build_dir
builddeps:
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
- openssh-client
post-cache:
- export GOOS=linux
- export GOARCH=amd64
- make publish-deb
release-linux-amd64:
build_dir: *build_dir
builddeps:
- *pinned_go
- build-essential
post-cache:
- export GOOS=linux
- export GOARCH=amd64
- make release
github-release-linux-amd64:
build_dir: *build_dir build_dir: *build_dir
builddeps: builddeps:
- *pinned_go - *pinned_go
- build-essential - build-essential
- python3-dev
- libffi-dev
- python3-setuptools - python3-setuptools
- python3-pip - python3-pip
- wget pre-cache: &install_pygithub
# libmsi and libgcab are libraries the wixl binary depends on. - pip3 install pygithub
- libmsi-dev
- libgcab-dev
pre-cache:
- wget https://github.com/sudarshan-reddy/msitools/releases/download/v0.101b/wixl -P /usr/local/bin
- chmod a+x /usr/local/bin/wixl
- pip3 install pynacl==1.4.0
- pip3 install pygithub==1.55
post-cache: post-cache:
- .teamcity/package-windows.sh - export GOOS=linux
- export GOARCH=amd64
- make github-release
release-linux-armv6:
build_dir: *build_dir
builddeps:
- *pinned_go
- crossbuild-essential-armhf
- gcc-arm-linux-gnueabihf
post-cache:
- export GOOS=linux
- export GOARCH=arm
- export CC=arm-linux-gnueabihf-gcc
- make release
github-release-linux-armv6:
build_dir: *build_dir
builddeps:
- *pinned_go
- crossbuild-essential-armhf
- gcc-arm-linux-gnueabihf
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- export GOOS=linux
- export GOARCH=arm
- export CC=arm-linux-gnueabihf-gcc
- make github-release
release-linux-386:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-multilib
post-cache:
- export GOOS=linux
- export GOARCH=386
- make release
github-release-linux-386:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-multilib
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- export GOOS=linux
- export GOARCH=386
- make github-release
release-windows-amd64:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-mingw-w64
post-cache:
- export GOOS=windows
- export GOARCH=amd64
- export CC=x86_64-w64-mingw32-gcc
- make release
github-release-windows-amd64:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-mingw-w64
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- export GOOS=windows
- export GOARCH=amd64
- export CC=x86_64-w64-mingw32-gcc
- make github-release
release-windows-386:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-mingw-w64
post-cache:
- export GOOS=windows
- export GOARCH=386
- export CC=i686-w64-mingw32-gcc-win32
- make release
github-release-windows-386:
build_dir: *build_dir
builddeps:
- *pinned_go
- gcc-mingw-w64
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- export GOOS=windows
- export GOARCH=386
- export CC=i686-w64-mingw32-gcc-win32
- make github-release
github-release-linux-arm64:
build_dir: *build_dir
builddeps:
- *pinned_go
- crossbuild-essential-armhf
- g++-aarch64-linux-gnu
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- export GOOS=linux
- export GOARCH=arm64
- export CC=aarch64-linux-gnu-gcc
- make github-release
github-release-macos-amd64:
build_dir: *build_dir
builddeps:
- *pinned_go
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- make github-mac-upload
test: test:
build_dir: *build_dir build_dir: *build_dir
builddeps: &build_deps_tests builddeps:
- *pinned_go - *pinned_go
- build-essential - build-essential
- fakeroot
- rubygem-fpm
- rpm
- libffi-dev
- gotest-to-teamcity
pre-cache: *build_pre_cache
post-cache: post-cache:
- export GOOS=linux - export GOOS=linux
- export GOARCH=amd64 - export GOARCH=amd64
# cd to a non-module directory: https://github.com/golang/go/issues/24250
- (cd / && go get github.com/BurntSushi/go-sumtype)
- export PATH="$HOME/go/bin:$PATH" - export PATH="$HOME/go/bin:$PATH"
- ./fmt-check.sh - make test
- make test | gotest-to-teamcity update-homebrew:
test-fips: builddeps:
build_dir: *build_dir - openssh-client
builddeps: *build_deps_tests - s3cmd
pre-cache: *build_pre_cache
post-cache: post-cache:
- export GOOS=linux - .teamcity/update-homebrew.sh
github-message-release:
build_dir: *build_dir
builddeps:
- *pinned_go
- python3-setuptools
- python3-pip
pre-cache: *install_pygithub
post-cache:
- make github-message
build-junos:
build_dir: *build_dir
builddeps:
- *pinned_go
- build-essential
- python3
- genisoimage
- jetez
pre-cache:
- ln -s /usr/bin/genisoimage /usr/bin/mkisofs
post-cache:
- export GOOS=freebsd
- export GOARCH=amd64 - export GOARCH=amd64
- export FIPS=true - make cloudflared-junos
- export PATH="$HOME/go/bin:$PATH" publish-junos:
- ./fmt-check.sh
- make test | gotest-to-teamcity
component-test:
build_dir: *build_dir
builddeps: &build_deps_component_test
- *pinned_go
- python3.7
- python3-pip
- python3-setuptools
# procps installs the ps command which is needed in test_sysv_service because the init script
# uses ps pid to determine if the agent is running
- procps
pre-cache-copy-paths:
- component-tests/requirements.txt
pre-cache: &component_test_pre_cache
- sudo pip3 install --upgrade -r component-tests/requirements.txt
post-cache: &component_test_post_cache
# Creates and routes a Named Tunnel for this build. Also constructs config file from env vars.
- python3 component-tests/setup.py --type create
- pytest component-tests -o log_cli=true --log-cli-level=INFO
# The Named Tunnel is deleted and its route unprovisioned here.
- python3 component-tests/setup.py --type cleanup
component-test-fips:
build_dir: *build_dir
builddeps: *build_deps_component_test
pre-cache-copy-paths:
- component-tests/requirements.txt
pre-cache: *component_test_pre_cache
post-cache: *component_test_post_cache
github-release-dryrun:
build_dir: *build_dir build_dir: *build_dir
builddeps: builddeps:
- *pinned_go - *pinned_go
- build-essential - build-essential
- python3-dev - python3
- libffi-dev - genisoimage
- python3-setuptools - jetez
- python3-pip - s4cmd
pre-cache: pre-cache:
- pip3 install pynacl==1.4.0 - ln -s /usr/bin/genisoimage /usr/bin/mkisofs
- pip3 install pygithub==1.55
post-cache: post-cache:
- make github-release-dryrun - export GOOS=freebsd
github-release: - export GOARCH=amd64
build_dir: *build_dir - make publish-cloudflared-junos
builddeps:
- *pinned_go
- build-essential
- python3-dev
- libffi-dev
- python3-setuptools
- python3-pip
pre-cache:
- pip3 install pynacl==1.4.0
- pip3 install pygithub==1.55
post-cache:
- make github-release
r2-linux-release:
build_dir: *build_dir
builddeps:
- *pinned_go
- build-essential
- fakeroot
- rubygem-fpm
- rpm
- wget
- python3-dev
- libffi-dev
- python3-setuptools
- python3-pip
- reprepro
- createrepo
pre-cache:
- pip3 install pynacl==1.4.0
- pip3 install pygithub==1.55
- pip3 install boto3==1.22.9
- pip3 install python-gnupg==0.4.9
post-cache:
- make r2-linux-release
bullseye: *buster jessie: *stretch
bookworm: *buster
buster: *stretch
centos-7:
publish-rpm:
build_dir: *build_dir
builddeps: &el7_builddeps
- https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
pre-cache:
- yum install -y fakeroot
- wget https://golang.org/dl/go1.15.3.linux-amd64.tar.gz -P /tmp/
- tar -C /usr/local -xzf /tmp/go1.15.3.linux-amd64.tar.gz
post-cache:
- export PATH=$PATH:/usr/local/go/bin
- export GOOS=linux
- export GOARCH=amd64
- make publish-rpm
build-rpm:
build_dir: *build_dir
builddeps: *el7_builddeps
pre-cache:
- yum install -y fakeroot
- wget https://golang.org/dl/go1.15.3.linux-amd64.tar.gz -P /tmp/
- tar -C /usr/local -xzf /tmp/go1.15.3.linux-amd64.tar.gz
post-cache:
- export PATH=$PATH:/usr/local/go/bin
- export GOOS=linux
- export GOARCH=amd64
- make cloudflared-rpm
# cfsetup compose
default-stack: test_dbconnect
test_dbconnect:
compose:
up-args:
- --renew-anon-volumes
- --abort-on-container-exit
- --exit-code-from=cloudflared
files:
- dbconnect_tests/dbconnect.yaml

View File

@ -1,15 +0,0 @@
# Pass the path to the executable to check for FIPS compliance
exe=$1
if [ "$(go tool nm "${exe}" | grep -c '_Cfunc__goboringcrypto_')" -eq 0 ]; then
# Asserts that executable is using FIPS-compliant boringcrypto
echo "${exe}: missing goboring symbols" >&2
exit 1
fi
if [ "$(go tool nm "${exe}" | grep -c 'crypto/internal/boring/sig.FIPSOnly')" -eq 0 ]; then
# Asserts that executable is using FIPS-only schemes
echo "${exe}: missing fipsonly symbols" >&2
exit 1
fi
echo "${exe} is FIPS-compliant"

View File

@ -1,64 +0,0 @@
<?xml version="1.0"?>
<?if $(var.Platform)="x64" ?>
<?define Program_Files="ProgramFiles64Folder"?>
<?else ?>
<?define Program_Files="ProgramFilesFolder"?>
<?endif ?>
<?ifndef var.Version?>
<?error Undefined Version variable?>
<?endif ?>
<?ifndef var.Path?>
<?error Undefined Path variable?>
<?endif ?>
<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
<Product Id="*"
UpgradeCode="23f90fdd-9328-47ea-ab52-5380855a4b12"
Name="cloudflared"
Version="$(var.Version)"
Manufacturer="cloudflare"
Language="1033">
<Package InstallerVersion="200" Compressed="yes" Comments="Windows Installer Package" InstallScope="perMachine" />
<Media Id="1" Cabinet="product.cab" EmbedCab="yes" />
<MajorUpgrade DowngradeErrorMessage="A later version of [ProductName] is already installed. Setup will now exit." />
<Upgrade Id="23f90fdd-9328-47ea-ab52-5380855a4b12">
<UpgradeVersion Minimum="$(var.Version)" OnlyDetect="yes" Property="NEWERVERSIONDETECTED" />
<UpgradeVersion Minimum="2020.8.0" Maximum="$(var.Version)" IncludeMinimum="yes" IncludeMaximum="no"
Property="OLDERVERSIONBEINGUPGRADED" />
</Upgrade>
<Condition Message="A newer version of this software is already installed.">NOT NEWERVERSIONDETECTED</Condition>
<Directory Id="TARGETDIR" Name="SourceDir">
<!--This specifies where the cloudflared.exe is moved to in the windows Operation System-->
<Directory Id="$(var.Program_Files)">
<Directory Id="INSTALLDIR" Name="cloudflared">
<Component Id="ApplicationFiles" Guid="35e5e858-9372-4449-bf73-1cd6f7267128">
<File Id="ApplicationFile0" Source="$(var.Path)" />
</Component>
</Directory>
</Directory>
<Component Id="ENVS" Guid="6bb74449-d10d-4f4a-933e-6fc9fa006eae">
<!--Set the cloudflared bin location to the Path Environment Variable-->
<Environment Id="ENV0"
Name="PATH"
Value="[INSTALLDIR]"
Permanent="no"
Part="last"
Action="create"
System="yes" />
</Component>
</Directory>
<Feature Id='Complete' Level='1'>
<ComponentRef Id="ENVS" />
<ComponentRef Id='ApplicationFiles' />
</Feature>
</Product>
</Wix>

View File

@ -1,31 +1,21 @@
package access package access
import ( import (
"crypto/tls"
"fmt"
"io"
"net/http" "net/http"
"strings" "strings"
"github.com/pkg/errors"
"github.com/rs/zerolog"
"github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/carrier" "github.com/cloudflare/cloudflared/carrier"
"github.com/cloudflare/cloudflared/config" "github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/h2mux"
"github.com/cloudflare/cloudflared/logger" "github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/stream"
"github.com/cloudflare/cloudflared/validation" "github.com/cloudflare/cloudflared/validation"
) "github.com/pkg/errors"
cli "github.com/urfave/cli/v2"
const (
LogFieldHost = "host"
cfAccessClientIDHeader = "Cf-Access-Client-Id"
cfAccessClientSecretHeader = "Cf-Access-Client-Secret"
) )
// StartForwarder starts a client side websocket forward // StartForwarder starts a client side websocket forward
func StartForwarder(forwarder config.Forwarder, shutdown <-chan struct{}, log *zerolog.Logger) error { func StartForwarder(forwarder config.Forwarder, shutdown <-chan struct{}, logger logger.Service) error {
validURL, err := validation.ValidateUrl(forwarder.Listener) validURL, err := validation.ValidateUrl(forwarder.Listener)
if err != nil { if err != nil {
return errors.Wrap(err, "error validating origin URL") return errors.Wrap(err, "error validating origin URL")
@ -34,15 +24,16 @@ func StartForwarder(forwarder config.Forwarder, shutdown <-chan struct{}, log *z
// get the headers from the config file and add to the request // get the headers from the config file and add to the request
headers := make(http.Header) headers := make(http.Header)
if forwarder.TokenClientID != "" { if forwarder.TokenClientID != "" {
headers.Set(cfAccessClientIDHeader, forwarder.TokenClientID) headers.Set(h2mux.CFAccessClientIDHeader, forwarder.TokenClientID)
} }
if forwarder.TokenSecret != "" { if forwarder.TokenSecret != "" {
headers.Set(cfAccessClientSecretHeader, forwarder.TokenSecret) headers.Set(h2mux.CFAccessClientSecretHeader, forwarder.TokenSecret)
} }
headers.Set("User-Agent", userAgent)
carrier.SetBastionDest(headers, forwarder.Destination) if forwarder.Destination != "" {
headers.Add(h2mux.CFJumpDestinationHeader, forwarder.Destination)
}
options := &carrier.StartOptions{ options := &carrier.StartOptions{
OriginURL: forwarder.URL, OriginURL: forwarder.URL,
@ -50,9 +41,9 @@ func StartForwarder(forwarder config.Forwarder, shutdown <-chan struct{}, log *z
} }
// we could add a cmd line variable for this bool if we want the SOCK5 server to be on the client side // we could add a cmd line variable for this bool if we want the SOCK5 server to be on the client side
wsConn := carrier.NewWSConnection(log) wsConn := carrier.NewWSConnection(logger, false)
log.Info().Str(LogFieldHost, validURL.Host).Msg("Start Websocket listener") logger.Infof("Start Websocket listener on: %s", validURL.Host)
return carrier.StartForwarder(wsConn, validURL.Host, shutdown, options) return carrier.StartForwarder(wsConn, validURL.Host, shutdown, options)
} }
@ -61,86 +52,78 @@ func StartForwarder(forwarder config.Forwarder, shutdown <-chan struct{}, log *z
// useful for proxying other protocols (like ssh) over websockets // useful for proxying other protocols (like ssh) over websockets
// (which you can put Access in front of) // (which you can put Access in front of)
func ssh(c *cli.Context) error { func ssh(c *cli.Context) error {
// If not running as a forwarder, disable terminal logs as it collides with the stdin/stdout of the parent process logDirectory, logLevel := config.FindLogSettings()
outputTerminal := logger.DisableTerminalLog
if c.IsSet(sshURLFlag) { flagLogDirectory := c.String(sshLogDirectoryFlag)
outputTerminal = logger.EnableTerminalLog if flagLogDirectory != "" {
logDirectory = flagLogDirectory
}
flagLogLevel := c.String(sshLogLevelFlag)
if flagLogLevel != "" {
logLevel = flagLogLevel
}
logger, err := logger.New(logger.DefaultFile(logDirectory), logger.LogLevelString(logLevel))
if err != nil {
return cliutil.PrintLoggerSetupError("error setting up logger", err)
} }
log := logger.CreateSSHLoggerFromContext(c, outputTerminal)
// get the hostname from the cmdline and error out if its not provided // get the hostname from the cmdline and error out if its not provided
rawHostName := c.String(sshHostnameFlag) rawHostName := c.String(sshHostnameFlag)
url, err := parseURL(rawHostName) hostname, err := validation.ValidateHostname(rawHostName)
if err != nil { if err != nil || rawHostName == "" {
log.Err(err).Send()
return cli.ShowCommandHelp(c, "ssh") return cli.ShowCommandHelp(c, "ssh")
} }
originURL := ensureURLScheme(hostname)
// get the headers from the cmdline and add them // get the headers from the cmdline and add them
headers := parseRequestHeaders(c.StringSlice(sshHeaderFlag)) headers := buildRequestHeaders(c.StringSlice(sshHeaderFlag))
if c.IsSet(sshTokenIDFlag) { if c.IsSet(sshTokenIDFlag) {
headers.Set(cfAccessClientIDHeader, c.String(sshTokenIDFlag)) headers.Set(h2mux.CFAccessClientIDHeader, c.String(sshTokenIDFlag))
} }
if c.IsSet(sshTokenSecretFlag) { if c.IsSet(sshTokenSecretFlag) {
headers.Set(cfAccessClientSecretHeader, c.String(sshTokenSecretFlag)) headers.Set(h2mux.CFAccessClientSecretHeader, c.String(sshTokenSecretFlag))
} }
headers.Set("User-Agent", userAgent)
carrier.SetBastionDest(headers, c.String(sshDestinationFlag)) destination := c.String(sshDestinationFlag)
if destination != "" {
headers.Add(h2mux.CFJumpDestinationHeader, destination)
}
options := &carrier.StartOptions{ options := &carrier.StartOptions{
OriginURL: url.String(), OriginURL: originURL,
Headers: headers, Headers: headers,
Host: url.Host,
}
if connectTo := c.String(sshConnectTo); connectTo != "" {
parts := strings.Split(connectTo, ":")
switch len(parts) {
case 1:
options.OriginURL = fmt.Sprintf("https://%s", parts[0])
case 2:
options.OriginURL = fmt.Sprintf("https://%s:%s", parts[0], parts[1])
case 3:
options.OriginURL = fmt.Sprintf("https://%s:%s", parts[2], parts[1])
options.TLSClientConfig = &tls.Config{
InsecureSkipVerify: true,
ServerName: parts[0],
}
log.Warn().Msgf("Using insecure SSL connection because SNI overridden to %s", parts[0])
default:
return fmt.Errorf("invalid connection override: %s", connectTo)
}
} }
// we could add a cmd line variable for this bool if we want the SOCK5 server to be on the client side // we could add a cmd line variable for this bool if we want the SOCK5 server to be on the client side
wsConn := carrier.NewWSConnection(log) wsConn := carrier.NewWSConnection(logger, false)
if c.NArg() > 0 || c.IsSet(sshURLFlag) { if c.NArg() > 0 || c.IsSet(sshURLFlag) {
forwarder, err := config.ValidateUrl(c, true) forwarder, err := config.ValidateUrl(c, true)
if err != nil { if err != nil {
log.Err(err).Msg("Error validating origin URL") logger.Errorf("Error validating origin URL: %s", err)
return errors.Wrap(err, "error validating origin URL") return errors.Wrap(err, "error validating origin URL")
} }
log.Info().Str(LogFieldHost, forwarder.Host).Msg("Start Websocket listener")
logger.Infof("Start Websocket listener on: %s", forwarder.Host)
err = carrier.StartForwarder(wsConn, forwarder.Host, shutdownC, options) err = carrier.StartForwarder(wsConn, forwarder.Host, shutdownC, options)
if err != nil { if err != nil {
log.Err(err).Msg("Error on Websocket listener") logger.Errorf("Error on Websocket listener: %s", err)
} }
return err return err
} }
var s io.ReadWriter return carrier.StartClient(wsConn, &carrier.StdinoutStream{}, options)
s = &carrier.StdinoutStream{}
if c.IsSet(sshDebugStream) {
maxMessages := c.Uint64(sshDebugStream)
if maxMessages == 0 {
// default to 10 if provided but unset
maxMessages = 10
} }
logger := log.With().Str("host", url.Host).Logger()
s = stream.NewDebugStream(s, &logger, maxMessages) func buildRequestHeaders(values []string) http.Header {
headers := make(http.Header)
for _, valuePair := range values {
split := strings.Split(valuePair, ":")
if len(split) > 1 {
headers.Add(strings.TrimSpace(split[0]), strings.TrimSpace(split[1]))
} }
carrier.StartClient(wsConn, s, options) }
return nil return headers
} }

View File

@ -0,0 +1,18 @@
package access
import (
"net/http"
"testing"
"github.com/stretchr/testify/assert"
)
func TestBuildRequestHeaders(t *testing.T) {
headers := make(http.Header)
headers.Add("client", "value")
headers.Add("secret", "safe-value")
values := buildRequestHeaders([]string{"client: value", "secret: safe-value", "trash"})
assert.Equal(t, headers.Get("client"), values.Get("client"))
assert.Equal(t, headers.Get("secret"), values.Get("secret"))
}

View File

@ -2,32 +2,29 @@ package access
import ( import (
"fmt" "fmt"
"io"
"net/http" "net/http"
"net/url" "net/url"
"os" "os"
"os/exec"
"strings" "strings"
"text/template" "text/template"
"time" "time"
"github.com/getsentry/sentry-go"
"github.com/pkg/errors"
"github.com/rs/zerolog"
"github.com/urfave/cli/v2"
"golang.org/x/net/idna"
"github.com/cloudflare/cloudflared/carrier" "github.com/cloudflare/cloudflared/carrier"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil" "github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/cmd/cloudflared/shell"
"github.com/cloudflare/cloudflared/cmd/cloudflared/token"
"github.com/cloudflare/cloudflared/h2mux"
"github.com/cloudflare/cloudflared/logger" "github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/sshgen" "github.com/cloudflare/cloudflared/sshgen"
"github.com/cloudflare/cloudflared/token"
"github.com/cloudflare/cloudflared/validation" "github.com/cloudflare/cloudflared/validation"
"github.com/pkg/errors"
"golang.org/x/net/idna"
"github.com/getsentry/raven-go"
"github.com/urfave/cli/v2"
) )
const ( const (
appURLFlag = "app"
loginQuietFlag = "quiet"
sshHostnameFlag = "hostname" sshHostnameFlag = "hostname"
sshDestinationFlag = "destination" sshDestinationFlag = "destination"
sshURLFlag = "url" sshURLFlag = "url"
@ -35,18 +32,21 @@ const (
sshTokenIDFlag = "service-token-id" sshTokenIDFlag = "service-token-id"
sshTokenSecretFlag = "service-token-secret" sshTokenSecretFlag = "service-token-secret"
sshGenCertFlag = "short-lived-cert" sshGenCertFlag = "short-lived-cert"
sshConnectTo = "connect-to" sshLogDirectoryFlag = "log-directory"
sshDebugStream = "debug-stream" sshLogLevelFlag = "log-level"
sshConfigTemplate = ` sshConfigTemplate = `
Add to your {{.Home}}/.ssh/config: Add to your {{.Home}}/.ssh/config:
{{- if .ShortLivedCerts}}
Match host {{.Hostname}} exec "{{.Cloudflared}} access ssh-gen --hostname %h"
ProxyCommand {{.Cloudflared}} access ssh --hostname %h
IdentityFile ~/.cloudflared/%h-cf_key
CertificateFile ~/.cloudflared/%h-cf_key-cert.pub
{{- else}}
Host {{.Hostname}} Host {{.Hostname}}
{{- if .ShortLivedCerts}}
ProxyCommand bash -c '{{.Cloudflared}} access ssh-gen --hostname %h; ssh -tt %r@cfpipe-{{.Hostname}} >&2 <&1'
Host cfpipe-{{.Hostname}}
HostName {{.Hostname}}
ProxyCommand {{.Cloudflared}} access ssh --hostname %h
IdentityFile ~/.cloudflared/{{.Hostname}}-cf_key
CertificateFile ~/.cloudflared/{{.Hostname}}-cf_key-cert.pub
{{- else}}
ProxyCommand {{.Cloudflared}} access ssh --hostname %h ProxyCommand {{.Cloudflared}} access ssh --hostname %h
{{end}} {{end}}
` `
@ -56,13 +56,12 @@ const sentryDSN = "https://56a9c9fa5c364ab28f34b14f35ea0f1b@sentry.io/189878"
var ( var (
shutdownC chan struct{} shutdownC chan struct{}
userAgent = "DEV" graceShutdownC chan struct{}
) )
// Init will initialize and store vars from the main program // Init will initialize and store vars from the main program
func Init(shutdown chan struct{}, version string) { func Init(s, g chan struct{}) {
shutdownC = shutdown shutdownC, graceShutdownC = s, g
userAgent = fmt.Sprintf("cloudflared/%s", version)
} }
// Flags return the global flags for Access related commands (hopefully none) // Flags return the global flags for Access related commands (hopefully none)
@ -85,32 +84,23 @@ func Commands() []*cli.Command {
Subcommands: []*cli.Command{ Subcommands: []*cli.Command{
{ {
Name: "login", Name: "login",
Action: cliutil.Action(login), Action: cliutil.ErrorHandler(login),
Usage: "login <url of access application>", Usage: "login <url of access application>",
ArgsUsage: "url of Access application",
Description: `The login subcommand initiates an authentication flow with your identity provider. Description: `The login subcommand initiates an authentication flow with your identity provider.
The subcommand will launch a browser. For headless systems, a url is provided. The subcommand will launch a browser. For headless systems, a url is provided.
Once authenticated with your identity provider, the login command will generate a JSON Web Token (JWT) Once authenticated with your identity provider, the login command will generate a JSON Web Token (JWT)
scoped to your identity, the application you intend to reach, and valid for a session duration set by your scoped to your identity, the application you intend to reach, and valid for a session duration set by your
administrator. cloudflared stores the token in local storage.`, administrator. cloudflared stores the token in local storage.`,
Flags: []cli.Flag{ Flags: []cli.Flag{
&cli.BoolFlag{
Name: loginQuietFlag,
Aliases: []string{"q"},
Usage: "do not print the jwt to the command line",
},
&cli.BoolFlag{
Name: "no-verbose",
Usage: "print only the jwt to stdout",
},
&cli.StringFlag{ &cli.StringFlag{
Name: appURLFlag, Name: "url",
Hidden: true,
}, },
}, },
}, },
{ {
Name: "curl", Name: "curl",
Action: cliutil.Action(curl), Action: cliutil.ErrorHandler(curl),
Usage: "curl [--allow-request, -ar] <url> [<curl args>...]", Usage: "curl [--allow-request, -ar] <url> [<curl args>...]",
Description: `The curl subcommand wraps curl and automatically injects the JWT into a cf-access-token Description: `The curl subcommand wraps curl and automatically injects the JWT into a cf-access-token
header when using curl to reach an application behind Access.`, header when using curl to reach an application behind Access.`,
@ -119,19 +109,19 @@ func Commands() []*cli.Command {
}, },
{ {
Name: "token", Name: "token",
Action: cliutil.Action(generateToken), Action: cliutil.ErrorHandler(generateToken),
Usage: "token <url of access application>", Usage: "token -app=<url of access application>",
ArgsUsage: "url of Access application", ArgsUsage: "url of Access application",
Description: `The token subcommand produces a JWT which can be used to authenticate requests.`, Description: `The token subcommand produces a JWT which can be used to authenticate requests.`,
Flags: []cli.Flag{ Flags: []cli.Flag{
&cli.StringFlag{ &cli.StringFlag{
Name: appURLFlag, Name: "app",
}, },
}, },
}, },
{ {
Name: "tcp", Name: "tcp",
Action: cliutil.Action(ssh), Action: cliutil.ErrorHandler(ssh),
Aliases: []string{"rdp", "ssh", "smb"}, Aliases: []string{"rdp", "ssh", "smb"},
Usage: "", Usage: "",
ArgsUsage: "", ArgsUsage: "",
@ -141,18 +131,15 @@ func Commands() []*cli.Command {
Name: sshHostnameFlag, Name: sshHostnameFlag,
Aliases: []string{"tunnel-host", "T"}, Aliases: []string{"tunnel-host", "T"},
Usage: "specify the hostname of your application.", Usage: "specify the hostname of your application.",
EnvVars: []string{"TUNNEL_SERVICE_HOSTNAME"},
}, },
&cli.StringFlag{ &cli.StringFlag{
Name: sshDestinationFlag, Name: sshDestinationFlag,
Usage: "specify the destination address of your SSH server.", Usage: "specify the destination address of your SSH server.",
EnvVars: []string{"TUNNEL_SERVICE_DESTINATION"},
}, },
&cli.StringFlag{ &cli.StringFlag{
Name: sshURLFlag, Name: sshURLFlag,
Aliases: []string{"listener", "L"}, Aliases: []string{"listener", "L"},
Usage: "specify the host:port to forward data to Cloudflare edge.", Usage: "specify the host:port to forward data to Cloudflare edge.",
EnvVars: []string{"TUNNEL_SERVICE_URL"},
}, },
&cli.StringSliceFlag{ &cli.StringSliceFlag{
Name: sshHeaderFlag, Name: sshHeaderFlag,
@ -163,42 +150,27 @@ func Commands() []*cli.Command {
Name: sshTokenIDFlag, Name: sshTokenIDFlag,
Aliases: []string{"id"}, Aliases: []string{"id"},
Usage: "specify an Access service token ID you wish to use.", Usage: "specify an Access service token ID you wish to use.",
EnvVars: []string{"TUNNEL_SERVICE_TOKEN_ID"},
}, },
&cli.StringFlag{ &cli.StringFlag{
Name: sshTokenSecretFlag, Name: sshTokenSecretFlag,
Aliases: []string{"secret"}, Aliases: []string{"secret"},
Usage: "specify an Access service token secret you wish to use.", Usage: "specify an Access service token secret you wish to use.",
EnvVars: []string{"TUNNEL_SERVICE_TOKEN_SECRET"},
}, },
&cli.StringFlag{ &cli.StringFlag{
Name: logger.LogFileFlag, Name: sshLogDirectoryFlag,
Usage: "Save application log to this file for reporting issues.", Aliases: []string{"logfile"}, //added to match the tunnel side
},
&cli.StringFlag{
Name: logger.LogSSHDirectoryFlag,
Usage: "Save application log to this directory for reporting issues.", Usage: "Save application log to this directory for reporting issues.",
}, },
&cli.StringFlag{ &cli.StringFlag{
Name: logger.LogSSHLevelFlag, Name: sshLogLevelFlag,
Aliases: []string{"loglevel"}, //added to match the tunnel side Aliases: []string{"loglevel"}, //added to match the tunnel side
Usage: "Application logging level {debug, info, warn, error, fatal}. ", Usage: "Application logging level {fatal, error, info, debug}. ",
},
&cli.StringFlag{
Name: sshConnectTo,
Hidden: true,
Usage: "Connect to alternate location for testing, value is host, host:port, or sni:port:host",
},
&cli.Uint64Flag{
Name: sshDebugStream,
Hidden: true,
Usage: "Writes up-to the max provided stream payloads to the logger as debug statements.",
}, },
}, },
}, },
{ {
Name: "ssh-config", Name: "ssh-config",
Action: cliutil.Action(sshConfig), Action: cliutil.ErrorHandler(sshConfig),
Usage: "", Usage: "",
Description: `Prints an example configuration ~/.ssh/config`, Description: `Prints an example configuration ~/.ssh/config`,
Flags: []cli.Flag{ Flags: []cli.Flag{
@ -214,7 +186,7 @@ func Commands() []*cli.Command {
}, },
{ {
Name: "ssh-gen", Name: "ssh-gen",
Action: cliutil.Action(sshGen), Action: cliutil.ErrorHandler(sshGen),
Usage: "", Usage: "",
Description: `Generates a short lived certificate for given hostname`, Description: `Generates a short lived certificate for given hostname`,
Flags: []cli.Flag{ Flags: []cli.Flag{
@ -231,33 +203,28 @@ func Commands() []*cli.Command {
// login pops up the browser window to do the actual login and JWT generation // login pops up the browser window to do the actual login and JWT generation
func login(c *cli.Context) error { func login(c *cli.Context) error {
err := sentry.Init(sentry.ClientOptions{ if err := raven.SetDSN(sentryDSN); err != nil {
Dsn: sentryDSN, return err
Release: c.App.Version, }
})
logger, err := logger.New()
if err != nil { if err != nil {
return errors.Wrap(err, "error setting up logger")
}
args := c.Args()
rawURL := ensureURLScheme(args.First())
appURL, err := url.Parse(rawURL)
if args.Len() < 1 || err != nil {
logger.Errorf("Please provide the url of the Access application\n")
return err
}
if err := verifyTokenAtEdge(appURL, c, logger); err != nil {
logger.Errorf("Could not verify token: %s", err)
return err return err
} }
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) cfdToken, err := token.GetTokenIfExists(appURL)
appURL, err := getAppURLFromArgs(c)
if err != nil {
log.Error().Msg("Please provide the url of the Access application")
return err
}
appInfo, err := token.GetAppInfo(appURL)
if err != nil {
return err
}
if err := verifyTokenAtEdge(appURL, appInfo, c, log); err != nil {
log.Err(err).Msg("Could not verify token")
return err
}
cfdToken, err := token.GetAppTokenIfExists(appInfo)
if err != nil { if err != nil {
fmt.Fprintln(os.Stderr, "Unable to find token for provided application.") fmt.Fprintln(os.Stderr, "Unable to find token for provided application.")
return err return err
@ -265,129 +232,74 @@ func login(c *cli.Context) error {
fmt.Fprintln(os.Stderr, "token for provided application was empty.") fmt.Fprintln(os.Stderr, "token for provided application was empty.")
return errors.New("empty application token") return errors.New("empty application token")
} }
if c.Bool(loginQuietFlag) {
return nil
}
// Chatty by default for backward compat. The new --app flag
// is an implicit opt-out of the backwards-compatible chatty output.
if c.Bool("no-verbose") || c.IsSet(appURLFlag) {
fmt.Fprint(os.Stdout, cfdToken)
} else {
fmt.Fprintf(os.Stdout, "Successfully fetched your token:\n\n%s\n\n", cfdToken) fmt.Fprintf(os.Stdout, "Successfully fetched your token:\n\n%s\n\n", cfdToken)
}
return nil return nil
} }
// ensureURLScheme prepends a URL with https:// if it doesnt have a scheme. http:// URLs will not be converted.
func ensureURLScheme(url string) string {
url = strings.Replace(strings.ToLower(url), "http://", "https://", 1)
if !strings.HasPrefix(url, "https://") {
url = fmt.Sprintf("https://%s", url)
}
return url
}
// curl provides a wrapper around curl, passing Access JWT along in request // curl provides a wrapper around curl, passing Access JWT along in request
func curl(c *cli.Context) error { func curl(c *cli.Context) error {
err := sentry.Init(sentry.ClientOptions{ if err := raven.SetDSN(sentryDSN); err != nil {
Dsn: sentryDSN,
Release: c.App.Version,
})
if err != nil {
return err return err
} }
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) logger, err := logger.New()
if err != nil {
return errors.Wrap(err, "error setting up logger")
}
args := c.Args() args := c.Args()
if args.Len() < 1 { if args.Len() < 1 {
log.Error().Msg("Please provide the access app and command you wish to run.") logger.Error("Please provide the access app and command you wish to run.")
return errors.New("incorrect args") return errors.New("incorrect args")
} }
cmdArgs, allowRequest := parseAllowRequest(args.Slice()) cmdArgs, allowRequest := parseAllowRequest(args.Slice())
appURL, err := getAppURL(cmdArgs, log) appURL, err := getAppURL(cmdArgs, logger)
if err != nil { if err != nil {
return err return err
} }
appInfo, err := token.GetAppInfo(appURL) tok, err := token.GetTokenIfExists(appURL)
if err != nil {
return err
}
// Verify that the existing token is still good; if not fetch a new one
if err := verifyTokenAtEdge(appURL, appInfo, c, log); err != nil {
log.Err(err).Msg("Could not verify token")
return err
}
tok, err := token.GetAppTokenIfExists(appInfo)
if err != nil || tok == "" { if err != nil || tok == "" {
if allowRequest { if allowRequest {
log.Info().Msg("You don't have an Access token set. Please run access token <access application> to fetch one.") logger.Info("You don't have an Access token set. Please run access token <access application> to fetch one.")
return run("curl", cmdArgs...) return shell.Run("curl", cmdArgs...)
} }
tok, err = token.FetchToken(appURL, appInfo, log) tok, err = token.FetchToken(appURL, logger)
if err != nil { if err != nil {
log.Err(err).Msg("Failed to refresh token") logger.Errorf("Failed to refresh token: %s", err)
return err return err
} }
} }
cmdArgs = append(cmdArgs, "-H") cmdArgs = append(cmdArgs, "-H")
cmdArgs = append(cmdArgs, fmt.Sprintf("%s: %s", carrier.CFAccessTokenHeader, tok)) cmdArgs = append(cmdArgs, fmt.Sprintf("%s: %s", h2mux.CFAccessTokenHeader, tok))
return run("curl", cmdArgs...) return shell.Run("curl", cmdArgs...)
}
// run kicks off a shell task and pipe the results to the respective std pipes
func run(cmd string, args ...string) error {
c := exec.Command(cmd, args...)
c.Stdin = os.Stdin
stderr, err := c.StderrPipe()
if err != nil {
return err
}
go func() {
io.Copy(os.Stderr, stderr)
}()
stdout, err := c.StdoutPipe()
if err != nil {
return err
}
go func() {
io.Copy(os.Stdout, stdout)
}()
return c.Run()
}
func getAppURLFromArgs(c *cli.Context) (*url.URL, error) {
var appURLStr string
args := c.Args()
if args.Len() < 1 {
appURLStr = c.String(appURLFlag)
} else {
appURLStr = args.First()
}
return parseURL(appURLStr)
} }
// token dumps provided token to stdout // token dumps provided token to stdout
func generateToken(c *cli.Context) error { func generateToken(c *cli.Context) error {
err := sentry.Init(sentry.ClientOptions{ if err := raven.SetDSN(sentryDSN); err != nil {
Dsn: sentryDSN,
Release: c.App.Version,
})
if err != nil {
return err return err
} }
appURL, err := getAppURLFromArgs(c) appURL, err := url.Parse(c.String("app"))
if err != nil { if err != nil || c.NumFlags() < 1 {
fmt.Fprintln(os.Stderr, "Please provide a url.") fmt.Fprintln(os.Stderr, "Please provide a url.")
return err return err
} }
tok, err := token.GetTokenIfExists(appURL)
appInfo, err := token.GetAppInfo(appURL)
if err != nil {
return err
}
tok, err := token.GetAppTokenIfExists(appInfo)
if err != nil || tok == "" { if err != nil || tok == "" {
fmt.Fprintln(os.Stderr, "Unable to find token for provided application. Please run login command to generate token.") fmt.Fprintln(os.Stderr, "Unable to find token for provided application. Please run token command to generate token.")
return err return err
} }
@ -419,7 +331,10 @@ func sshConfig(c *cli.Context) error {
// sshGen generates a short lived certificate for provided hostname // sshGen generates a short lived certificate for provided hostname
func sshGen(c *cli.Context) error { func sshGen(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) logger, err := logger.New()
if err != nil {
return errors.Wrap(err, "error setting up logger")
}
// get the hostname from the cmdline and error out if its not provided // get the hostname from the cmdline and error out if its not provided
rawHostName := c.String(sshHostnameFlag) rawHostName := c.String(sshHostnameFlag)
@ -428,7 +343,7 @@ func sshGen(c *cli.Context) error {
return cli.ShowCommandHelp(c, "ssh-gen") return cli.ShowCommandHelp(c, "ssh-gen")
} }
originURL, err := parseURL(hostname) originURL, err := url.Parse(ensureURLScheme(hostname))
if err != nil { if err != nil {
return err return err
} }
@ -436,12 +351,7 @@ func sshGen(c *cli.Context) error {
// this fetchToken function mutates the appURL param. We should refactor that // this fetchToken function mutates the appURL param. We should refactor that
fetchTokenURL := &url.URL{} fetchTokenURL := &url.URL{}
*fetchTokenURL = *originURL *fetchTokenURL = *originURL
cfdToken, err := token.FetchTokenWithRedirect(fetchTokenURL, logger)
appInfo, err := token.GetAppInfo(fetchTokenURL)
if err != nil {
return err
}
cfdToken, err := token.FetchTokenWithRedirect(fetchTokenURL, appInfo, log)
if err != nil { if err != nil {
return err return err
} }
@ -453,16 +363,16 @@ func sshGen(c *cli.Context) error {
return nil return nil
} }
// getAppURL will pull the request URL needed for fetching a user's Access token // getAppURL will pull the appURL needed for fetching a user's Access token
func getAppURL(cmdArgs []string, log *zerolog.Logger) (*url.URL, error) { func getAppURL(cmdArgs []string, logger logger.Service) (*url.URL, error) {
if len(cmdArgs) < 1 { if len(cmdArgs) < 1 {
log.Error().Msg("Please provide a valid URL as the first argument to curl.") logger.Error("Please provide a valid URL as the first argument to curl.")
return nil, errors.New("not a valid url") return nil, errors.New("not a valid url")
} }
u, err := processURL(cmdArgs[0]) u, err := processURL(cmdArgs[0])
if err != nil { if err != nil {
log.Error().Msg("Please provide a valid URL as the first argument to curl.") logger.Error("Please provide a valid URL as the first argument to curl.")
return nil, err return nil, err
} }
@ -507,11 +417,6 @@ func processURL(s string) (*url.URL, error) {
// cloudflaredPath pulls the full path of cloudflared on disk // cloudflaredPath pulls the full path of cloudflared on disk
func cloudflaredPath() string { func cloudflaredPath() string {
path, err := os.Executable()
if err == nil && isFileThere(path) {
return path
}
for _, p := range strings.Split(os.Getenv("PATH"), ":") { for _, p := range strings.Split(os.Getenv("PATH"), ":") {
path := fmt.Sprintf("%s/%s", p, "cloudflared") path := fmt.Sprintf("%s/%s", p, "cloudflared")
if isFileThere(path) { if isFileThere(path) {
@ -533,27 +438,27 @@ func isFileThere(candidate string) bool {
// verifyTokenAtEdge checks for a token on disk, or generates a new one. // verifyTokenAtEdge checks for a token on disk, or generates a new one.
// Then makes a request to to the origin with the token to ensure it is valid. // Then makes a request to to the origin with the token to ensure it is valid.
// Returns nil if token is valid. // Returns nil if token is valid.
func verifyTokenAtEdge(appUrl *url.URL, appInfo *token.AppInfo, c *cli.Context, log *zerolog.Logger) error { func verifyTokenAtEdge(appUrl *url.URL, c *cli.Context, logger logger.Service) error {
headers := parseRequestHeaders(c.StringSlice(sshHeaderFlag)) headers := buildRequestHeaders(c.StringSlice(sshHeaderFlag))
if c.IsSet(sshTokenIDFlag) { if c.IsSet(sshTokenIDFlag) {
headers.Add(cfAccessClientIDHeader, c.String(sshTokenIDFlag)) headers.Add(h2mux.CFAccessClientIDHeader, c.String(sshTokenIDFlag))
} }
if c.IsSet(sshTokenSecretFlag) { if c.IsSet(sshTokenSecretFlag) {
headers.Add(cfAccessClientSecretHeader, c.String(sshTokenSecretFlag)) headers.Add(h2mux.CFAccessClientSecretHeader, c.String(sshTokenSecretFlag))
} }
options := &carrier.StartOptions{AppInfo: appInfo, OriginURL: appUrl.String(), Headers: headers} options := &carrier.StartOptions{OriginURL: appUrl.String(), Headers: headers}
if valid, err := isTokenValid(options, log); err != nil { if valid, err := isTokenValid(options, logger); err != nil {
return err return err
} else if valid { } else if valid {
return nil return nil
} }
if err := token.RemoveTokenIfExists(appInfo); err != nil { if err := token.RemoveTokenIfExists(appUrl); err != nil {
return err return err
} }
if valid, err := isTokenValid(options, log); err != nil { if valid, err := isTokenValid(options, logger); err != nil {
return err return err
} else if !valid { } else if !valid {
return errors.New("failed to verify token") return errors.New("failed to verify token")
@ -563,16 +468,11 @@ func verifyTokenAtEdge(appUrl *url.URL, appInfo *token.AppInfo, c *cli.Context,
} }
// isTokenValid makes a request to the origin and returns true if the response was not a 302. // isTokenValid makes a request to the origin and returns true if the response was not a 302.
func isTokenValid(options *carrier.StartOptions, log *zerolog.Logger) (bool, error) { func isTokenValid(options *carrier.StartOptions, logger logger.Service) (bool, error) {
req, err := carrier.BuildAccessRequest(options, log) req, err := carrier.BuildAccessRequest(options, logger)
if err != nil { if err != nil {
return false, errors.Wrap(err, "Could not create access request") return false, errors.Wrap(err, "Could not create access request")
} }
req.Header.Set("User-Agent", userAgent)
query := req.URL.Query()
query.Set("cloudflared_token_check", "true")
req.URL.RawQuery = query.Encode()
// Do not follow redirects // Do not follow redirects
client := &http.Client{ client := &http.Client{

View File

@ -0,0 +1,25 @@
package access
import "testing"
func Test_ensureURLScheme(t *testing.T) {
type args struct {
url string
}
tests := []struct {
name string
args args
want string
}{
{"no scheme", args{"localhost:123"}, "https://localhost:123"},
{"http scheme", args{"http://test"}, "https://test"},
{"https scheme", args{"https://test"}, "https://test"},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := ensureURLScheme(tt.args.url); got != tt.want {
t.Errorf("ensureURLScheme() = %v, want %v", got, tt.want)
}
})
}
}

View File

@ -1,55 +0,0 @@
package access
import (
"errors"
"fmt"
"net/http"
"net/url"
"strings"
"golang.org/x/net/http/httpguts"
)
// parseRequestHeaders will take user-provided header values as strings "Content-Type: application/json" and create
// a http.Header object.
func parseRequestHeaders(values []string) http.Header {
headers := make(http.Header)
for _, valuePair := range values {
header, value, found := strings.Cut(valuePair, ":")
if found {
headers.Add(strings.TrimSpace(header), strings.TrimSpace(value))
}
}
return headers
}
// parseHostname will attempt to convert a user provided URL string into a string with some light error checking on
// certain expectations from the URL.
// Will convert all HTTP URLs to HTTPS
func parseURL(input string) (*url.URL, error) {
if input == "" {
return nil, errors.New("no input provided")
}
if !strings.HasPrefix(input, "https://") && !strings.HasPrefix(input, "http://") {
input = fmt.Sprintf("https://%s", input)
}
url, err := url.ParseRequestURI(input)
if err != nil {
return nil, fmt.Errorf("failed to parse as URL: %w", err)
}
if url.Scheme != "https" {
url.Scheme = "https"
}
if url.Host == "" {
return nil, errors.New("failed to parse Host")
}
host, err := httpguts.PunycodeHostPort(url.Host)
if err != nil || host == "" {
return nil, err
}
if !httpguts.ValidHostHeader(host) {
return nil, errors.New("invalid Host provided")
}
url.Host = host
return url, nil
}

View File

@ -1,80 +0,0 @@
package access
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
func TestParseRequestHeaders(t *testing.T) {
values := parseRequestHeaders([]string{"client: value", "secret: safe-value", "trash", "cf-trace-id: 000:000:0:1:asd"})
assert.Len(t, values, 3)
assert.Equal(t, "value", values.Get("client"))
assert.Equal(t, "safe-value", values.Get("secret"))
assert.Equal(t, "000:000:0:1:asd", values.Get("cf-trace-id"))
}
func TestParseURL(t *testing.T) {
schemes := []string{
"http://",
"https://",
"",
}
hosts := []struct {
input string
expected string
}{
{"localhost", "localhost"},
{"127.0.0.1", "127.0.0.1"},
{"127.0.0.1:9090", "127.0.0.1:9090"},
{"::1", "::1"},
{"::1:8080", "::1:8080"},
{"[::1]", "[::1]"},
{"[::1]:8080", "[::1]:8080"},
{":8080", ":8080"},
{"example.com", "example.com"},
{"hello.example.com", "hello.example.com"},
{"bücher.example.com", "xn--bcher-kva.example.com"},
}
paths := []string{
"",
"/test",
"/example.com?qwe=123",
}
for i, scheme := range schemes {
for j, host := range hosts {
for k, path := range paths {
t.Run(fmt.Sprintf("%d_%d_%d", i, j, k), func(t *testing.T) {
input := fmt.Sprintf("%s%s%s", scheme, host.input, path)
expected := fmt.Sprintf("%s%s%s", "https://", host.expected, path)
url, err := parseURL(input)
assert.NoError(t, err, "input: %s\texpected: %s", input, expected)
assert.Equal(t, expected, url.String())
assert.Equal(t, host.expected, url.Host)
assert.Equal(t, "https", url.Scheme)
})
}
}
}
t.Run("no input", func(t *testing.T) {
_, err := parseURL("")
assert.ErrorContains(t, err, "no input provided")
})
t.Run("missing host", func(t *testing.T) {
_, err := parseURL("https:///host")
assert.ErrorContains(t, err, "failed to parse Host")
})
t.Run("invalid path only", func(t *testing.T) {
_, err := parseURL("/host")
assert.ErrorContains(t, err, "failed to parse Host")
})
t.Run("invalid parse URL", func(t *testing.T) {
_, err := parseURL("https://host\\host")
assert.ErrorContains(t, err, "failed to parse as URL")
})
}

View File

@ -1,10 +1,9 @@
package main package main
import ( import (
"github.com/rs/zerolog"
"github.com/cloudflare/cloudflared/cmd/cloudflared/access" "github.com/cloudflare/cloudflared/cmd/cloudflared/access"
"github.com/cloudflare/cloudflared/config" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/logger"
) )
// ForwardServiceType is used to identify what kind of overwatch service this is // ForwardServiceType is used to identify what kind of overwatch service this is
@ -16,12 +15,12 @@ const ForwardServiceType = "forward"
type ForwarderService struct { type ForwarderService struct {
forwarder config.Forwarder forwarder config.Forwarder
shutdown chan struct{} shutdown chan struct{}
log *zerolog.Logger logger logger.Service
} }
// NewForwardService creates a new forwarder service // NewForwardService creates a new forwarder service
func NewForwardService(f config.Forwarder, log *zerolog.Logger) *ForwarderService { func NewForwardService(f config.Forwarder, logger logger.Service) *ForwarderService {
return &ForwarderService{forwarder: f, shutdown: make(chan struct{}, 1), log: log} return &ForwarderService{forwarder: f, shutdown: make(chan struct{}, 1), logger: logger}
} }
// Name is used to figure out this service is related to the others (normally the addr it binds to) // Name is used to figure out this service is related to the others (normally the addr it binds to)
@ -47,5 +46,5 @@ func (s *ForwarderService) Shutdown() {
// Run is the run loop that is started by the overwatch service // Run is the run loop that is started by the overwatch service
func (s *ForwarderService) Run() error { func (s *ForwarderService) Run() error {
return access.StartForwarder(s.forwarder, s.shutdown, s.log) return access.StartForwarder(s.forwarder, s.shutdown, s.logger)
} }

View File

@ -1,20 +1,13 @@
package main package main
import ( import (
"github.com/rs/zerolog" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/config"
"github.com/cloudflare/cloudflared/tunneldns" "github.com/cloudflare/cloudflared/tunneldns"
) )
const (
// ResolverServiceType is used to identify what kind of overwatch service this is // ResolverServiceType is used to identify what kind of overwatch service this is
ResolverServiceType = "resolver" const ResolverServiceType = "resolver"
LogFieldResolverAddress = "resolverAddress"
LogFieldResolverPort = "resolverPort"
LogFieldResolverMaxUpstreamConns = "resolverMaxUpstreamConns"
)
// ResolverService is used to wrap the tunneldns package's DNS over HTTP // ResolverService is used to wrap the tunneldns package's DNS over HTTP
// into a service model for the overwatch package. // into a service model for the overwatch package.
@ -22,14 +15,14 @@ const (
type ResolverService struct { type ResolverService struct {
resolver config.DNSResolver resolver config.DNSResolver
shutdown chan struct{} shutdown chan struct{}
log *zerolog.Logger logger logger.Service
} }
// NewResolverService creates a new resolver service // NewResolverService creates a new resolver service
func NewResolverService(r config.DNSResolver, log *zerolog.Logger) *ResolverService { func NewResolverService(r config.DNSResolver, logger logger.Service) *ResolverService {
return &ResolverService{resolver: r, return &ResolverService{resolver: r,
shutdown: make(chan struct{}), shutdown: make(chan struct{}),
log: log, logger: logger,
} }
} }
@ -58,7 +51,7 @@ func (s *ResolverService) Shutdown() {
func (s *ResolverService) Run() error { func (s *ResolverService) Run() error {
// create a listener // create a listener
l, err := tunneldns.CreateListener(s.resolver.AddressOrDefault(), s.resolver.PortOrDefault(), l, err := tunneldns.CreateListener(s.resolver.AddressOrDefault(), s.resolver.PortOrDefault(),
s.resolver.UpstreamsOrDefault(), s.resolver.BootstrapsOrDefault(), s.resolver.MaxUpstreamConnectionsOrDefault(), s.log) s.resolver.UpstreamsOrDefault(), s.resolver.BootstrapsOrDefault(), s.logger)
if err != nil { if err != nil {
return err return err
} }
@ -67,21 +60,14 @@ func (s *ResolverService) Run() error {
readySignal := make(chan struct{}) readySignal := make(chan struct{})
err = l.Start(readySignal) err = l.Start(readySignal)
if err != nil { if err != nil {
_ = l.Stop() l.Stop()
return err return err
} }
<-readySignal <-readySignal
s.logger.Infof("start resolver on: %s:%d", s.resolver.AddressOrDefault(), s.resolver.PortOrDefault())
resolverLog := s.log.With().
Str(LogFieldResolverAddress, s.resolver.AddressOrDefault()).
Uint16(LogFieldResolverPort, s.resolver.PortOrDefault()).
Int(LogFieldResolverMaxUpstreamConns, s.resolver.MaxUpstreamConnectionsOrDefault()).
Logger()
resolverLog.Info().Msg("Starting resolver")
// wait for shutdown signal // wait for shutdown signal
<-s.shutdown <-s.shutdown
resolverLog.Info().Msg("Shutting down resolver") s.logger.Infof("shutdown on: %s:%d", s.resolver.AddressOrDefault(), s.resolver.PortOrDefault())
return l.Stop() return l.Stop()
} }

View File

@ -1,9 +1,8 @@
package main package main
import ( import (
"github.com/rs/zerolog" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/config"
"github.com/cloudflare/cloudflared/overwatch" "github.com/cloudflare/cloudflared/overwatch"
) )
@ -14,17 +13,17 @@ type AppService struct {
serviceManager overwatch.Manager serviceManager overwatch.Manager
shutdownC chan struct{} shutdownC chan struct{}
configUpdateChan chan config.Root configUpdateChan chan config.Root
log *zerolog.Logger logger logger.Service
} }
// NewAppService creates a new AppService with needed supporting services // NewAppService creates a new AppService with needed supporting services
func NewAppService(configManager config.Manager, serviceManager overwatch.Manager, shutdownC chan struct{}, log *zerolog.Logger) *AppService { func NewAppService(configManager config.Manager, serviceManager overwatch.Manager, shutdownC chan struct{}, logger logger.Service) *AppService {
return &AppService{ return &AppService{
configManager: configManager, configManager: configManager,
serviceManager: serviceManager, serviceManager: serviceManager,
shutdownC: shutdownC, shutdownC: shutdownC,
configUpdateChan: make(chan config.Root), configUpdateChan: make(chan config.Root),
log: log, logger: logger,
} }
} }
@ -38,7 +37,6 @@ func (s *AppService) Run() error {
func (s *AppService) Shutdown() error { func (s *AppService) Shutdown() error {
s.configManager.Shutdown() s.configManager.Shutdown()
s.shutdownC <- struct{}{} s.shutdownC <- struct{}{}
return nil return nil
} }
@ -68,14 +66,14 @@ func (s *AppService) handleConfigUpdate(c config.Root) {
// handle the client forward listeners // handle the client forward listeners
activeServices := map[string]struct{}{} activeServices := map[string]struct{}{}
for _, f := range c.Forwarders { for _, f := range c.Forwarders {
service := NewForwardService(f, s.log) service := NewForwardService(f, s.logger)
s.serviceManager.Add(service) s.serviceManager.Add(service)
activeServices[service.Name()] = struct{}{} activeServices[service.Name()] = struct{}{}
} }
// handle resolver changes // handle resolver changes
if c.Resolver.Enabled { if c.Resolver.Enabled {
service := NewResolverService(c.Resolver, s.log) service := NewResolverService(c.Resolver, s.logger)
s.serviceManager.Add(service) s.serviceManager.Add(service)
activeServices[service.Name()] = struct{}{} activeServices[service.Name()] = struct{}{}

View File

@ -0,0 +1,28 @@
package buildinfo
import (
"runtime"
"github.com/cloudflare/cloudflared/logger"
)
type BuildInfo struct {
GoOS string `json:"go_os"`
GoVersion string `json:"go_version"`
GoArch string `json:"go_arch"`
CloudflaredVersion string `json:"cloudflared_version"`
}
func GetBuildInfo(cloudflaredVersion string) *BuildInfo {
return &BuildInfo{
GoOS: runtime.GOOS,
GoVersion: runtime.Version(),
GoArch: runtime.GOARCH,
CloudflaredVersion: cloudflaredVersion,
}
}
func (bi *BuildInfo) Log(logger logger.Service) {
logger.Infof("Version %s", bi.CloudflaredVersion)
logger.Infof("GOOS: %s, GOVersion: %s, GoArch: %s", bi.GoOS, bi.GoVersion, bi.GoArch)
}

View File

@ -1,83 +0,0 @@
package cliutil
import (
"crypto/sha256"
"fmt"
"io"
"os"
"runtime"
"github.com/rs/zerolog"
)
type BuildInfo struct {
GoOS string `json:"go_os"`
GoVersion string `json:"go_version"`
GoArch string `json:"go_arch"`
BuildType string `json:"build_type"`
CloudflaredVersion string `json:"cloudflared_version"`
Checksum string `json:"checksum"`
}
func GetBuildInfo(buildType, version string) *BuildInfo {
return &BuildInfo{
GoOS: runtime.GOOS,
GoVersion: runtime.Version(),
GoArch: runtime.GOARCH,
BuildType: buildType,
CloudflaredVersion: version,
Checksum: currentBinaryChecksum(),
}
}
func (bi *BuildInfo) Log(log *zerolog.Logger) {
log.Info().Msgf("Version %s (Checksum %s)", bi.CloudflaredVersion, bi.Checksum)
if bi.BuildType != "" {
log.Info().Msgf("Built%s", bi.GetBuildTypeMsg())
}
log.Info().Msgf("GOOS: %s, GOVersion: %s, GoArch: %s", bi.GoOS, bi.GoVersion, bi.GoArch)
}
func (bi *BuildInfo) OSArch() string {
return fmt.Sprintf("%s_%s", bi.GoOS, bi.GoArch)
}
func (bi *BuildInfo) Version() string {
return bi.CloudflaredVersion
}
func (bi *BuildInfo) GetBuildTypeMsg() string {
if bi.BuildType == "" {
return ""
}
return fmt.Sprintf(" with %s", bi.BuildType)
}
func (bi *BuildInfo) UserAgent() string {
return fmt.Sprintf("cloudflared/%s", bi.CloudflaredVersion)
}
// FileChecksum opens a file and returns the SHA256 checksum.
func FileChecksum(filePath string) (string, error) {
f, err := os.Open(filePath)
if err != nil {
return "", err
}
defer f.Close()
h := sha256.New()
if _, err := io.Copy(h, f); err != nil {
return "", err
}
return fmt.Sprintf("%x", h.Sum(nil)), nil
}
func currentBinaryChecksum() string {
currentPath, err := os.Executable()
if err != nil {
return ""
}
sum, _ := FileChecksum(currentPath)
return sum
}

View File

@ -1,21 +0,0 @@
package cliutil
import (
"fmt"
"github.com/urfave/cli/v2"
)
func RemovedCommand(name string) *cli.Command {
return &cli.Command{
Name: name,
Action: func(context *cli.Context) error {
return cli.Exit(
fmt.Sprintf("%s command is no longer supported by cloudflared. Consult Cloudflare Tunnel documentation for possible alternative solutions.", name),
-1,
)
},
Description: fmt.Sprintf("%s is deprecated", name),
Hidden: true,
}
}

View File

@ -2,7 +2,10 @@ package cliutil
import ( import (
"fmt" "fmt"
"log"
"github.com/cloudflare/cloudflared/logger"
"github.com/pkg/errors"
"github.com/urfave/cli/v2" "github.com/urfave/cli/v2"
) )
@ -22,8 +25,10 @@ func UsageError(format string, args ...interface{}) error {
} }
// Ensures exit with error code if actionFunc returns an error // Ensures exit with error code if actionFunc returns an error
func WithErrorHandler(actionFunc cli.ActionFunc) cli.ActionFunc { func ErrorHandler(actionFunc cli.ActionFunc) cli.ActionFunc {
return func(ctx *cli.Context) error { return func(ctx *cli.Context) error {
defer logger.SharedWriteManager.Shutdown()
err := actionFunc(ctx) err := actionFunc(ctx)
if err != nil { if err != nil {
if _, ok := err.(usageError); ok { if _, ok := err.(usageError); ok {
@ -36,3 +41,15 @@ func WithErrorHandler(actionFunc cli.ActionFunc) cli.ActionFunc {
return err return err
} }
} }
// PrintLoggerSetupError returns an error to stdout to notify when a logger can't start
func PrintLoggerSetupError(msg string, err error) error {
l, le := logger.New()
if le != nil {
log.Printf("%s: %s", msg, err)
} else {
l.Errorf("%s: %s", msg, err)
}
return errors.Wrap(err, msg)
}

View File

@ -1,50 +0,0 @@
package cliutil
import (
"github.com/urfave/cli/v2"
"github.com/urfave/cli/v2/altsrc"
"github.com/cloudflare/cloudflared/config"
"github.com/cloudflare/cloudflared/logger"
)
func Action(actionFunc cli.ActionFunc) cli.ActionFunc {
return WithErrorHandler(actionFunc)
}
func ConfiguredAction(actionFunc cli.ActionFunc) cli.ActionFunc {
// Adapt actionFunc to the type signature required by ConfiguredActionWithWarnings
f := func(context *cli.Context, _ string) error {
return actionFunc(context)
}
return ConfiguredActionWithWarnings(f)
}
// Just like ConfiguredAction, but accepts a second parameter with configuration warnings.
func ConfiguredActionWithWarnings(actionFunc func(*cli.Context, string) error) cli.ActionFunc {
return WithErrorHandler(func(c *cli.Context) error {
warnings, err := setFlagsFromConfigFile(c)
if err != nil {
return err
}
return actionFunc(c, warnings)
})
}
func setFlagsFromConfigFile(c *cli.Context) (configWarnings string, err error) {
const errorExitCode = 1
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog)
inputSource, warnings, err := config.ReadConfigFile(c, log)
if err != nil {
if err == config.ErrNoConfigFile {
return "", nil
}
return "", cli.Exit(err, errorExitCode)
}
if err := altsrc.ApplyInputSource(c, inputSource); err != nil {
return "", cli.Exit(err, errorExitCode)
}
return warnings, nil
}

View File

@ -1,51 +0,0 @@
package cliutil
import (
"github.com/urfave/cli/v2"
"github.com/urfave/cli/v2/altsrc"
"github.com/cloudflare/cloudflared/logger"
)
var (
debugLevelWarning = "At debug level cloudflared will log request URL, method, protocol, content length, as well as, all request and response headers. " +
"This can expose sensitive information in your logs."
)
func ConfigureLoggingFlags(shouldHide bool) []cli.Flag {
return []cli.Flag{
altsrc.NewStringFlag(&cli.StringFlag{
Name: logger.LogLevelFlag,
Value: "info",
Usage: "Application logging level {debug, info, warn, error, fatal}. " + debugLevelWarning,
EnvVars: []string{"TUNNEL_LOGLEVEL"},
Hidden: shouldHide,
}),
altsrc.NewStringFlag(&cli.StringFlag{
Name: logger.LogTransportLevelFlag,
Aliases: []string{"proto-loglevel"}, // This flag used to be called proto-loglevel
Value: "info",
Usage: "Transport logging level(previously called protocol logging level) {debug, info, warn, error, fatal}",
EnvVars: []string{"TUNNEL_PROTO_LOGLEVEL", "TUNNEL_TRANSPORT_LOGLEVEL"},
Hidden: shouldHide,
}),
altsrc.NewStringFlag(&cli.StringFlag{
Name: logger.LogFileFlag,
Usage: "Save application log to this file for reporting issues.",
EnvVars: []string{"TUNNEL_LOGFILE"},
Hidden: shouldHide,
}),
altsrc.NewStringFlag(&cli.StringFlag{
Name: logger.LogDirectoryFlag,
Usage: "Save application log to this directory for reporting issues.",
EnvVars: []string{"TUNNEL_LOGDIRECTORY"},
Hidden: shouldHide,
}),
altsrc.NewStringFlag(&cli.StringFlag{
Name: "trace-output",
Usage: "Name of trace output file, generated when cloudflared stops.",
EnvVars: []string{"TUNNEL_TRACE_OUTPUT"},
Hidden: shouldHide,
}),
}
}

View File

@ -1,30 +0,0 @@
package main
import (
"github.com/rs/zerolog"
"github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/cmd/cloudflared/tunnel"
)
func buildArgsForToken(c *cli.Context, log *zerolog.Logger) ([]string, error) {
token := c.Args().First()
if _, err := tunnel.ParseToken(token); err != nil {
return nil, cliutil.UsageError("Provided tunnel token is not valid (%s).", err)
}
return []string{
"tunnel", "run", "--token", token,
}, nil
}
func getServiceExtraArgsFromCliArgs(c *cli.Context, log *zerolog.Logger) ([]string, error) {
if c.NArg() > 0 {
// currently, we only support extra args for token
return buildArgsForToken(c, log)
} else {
// empty extra args
return make([]string, 0), nil
}
}

View File

@ -0,0 +1,399 @@
package config
import (
"fmt"
"net/url"
"os"
"path/filepath"
"runtime"
"time"
homedir "github.com/mitchellh/go-homedir"
"github.com/pkg/errors"
"github.com/urfave/cli/v2"
"gopkg.in/yaml.v2"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/validation"
)
var (
// DefaultConfigFiles is the file names from which we attempt to read configuration.
DefaultConfigFiles = []string{"config.yml", "config.yaml"}
// DefaultUnixConfigLocation is the primary location to find a config file
DefaultUnixConfigLocation = "/usr/local/etc/cloudflared"
// DefaultUnixLogLocation is the primary location to find log files
DefaultUnixLogLocation = "/var/log/cloudflared"
// Launchd doesn't set root env variables, so there is default
// Windows default config dir was ~/cloudflare-warp in documentation; let's keep it compatible
defaultUserConfigDirs = []string{"~/.cloudflared", "~/.cloudflare-warp", "~/cloudflare-warp"}
defaultNixConfigDirs = []string{"/etc/cloudflared", DefaultUnixConfigLocation}
ErrNoConfigFile = fmt.Errorf("Cannot determine default configuration path. No file %v in %v", DefaultConfigFiles, DefaultConfigSearchDirectories())
)
const (
DefaultCredentialFile = "cert.pem"
// BastionFlag is to enable bastion, or jump host, operation
BastionFlag = "bastion"
)
// DefaultConfigDirectory returns the default directory of the config file
func DefaultConfigDirectory() string {
if runtime.GOOS == "windows" {
path := os.Getenv("CFDPATH")
if path == "" {
path = filepath.Join(os.Getenv("ProgramFiles(x86)"), "cloudflared")
if _, err := os.Stat(path); os.IsNotExist(err) { //doesn't exist, so return an empty failure string
return ""
}
}
return path
}
return DefaultUnixConfigLocation
}
// DefaultLogDirectory returns the default directory for log files
func DefaultLogDirectory() string {
if runtime.GOOS == "windows" {
return DefaultConfigDirectory()
}
return DefaultUnixLogLocation
}
// DefaultConfigPath returns the default location of a config file
func DefaultConfigPath() string {
dir := DefaultConfigDirectory()
if dir == "" {
return DefaultConfigFiles[0]
}
return filepath.Join(dir, DefaultConfigFiles[0])
}
// DefaultConfigSearchDirectories returns the default folder locations of the config
func DefaultConfigSearchDirectories() []string {
dirs := make([]string, len(defaultUserConfigDirs))
copy(dirs, defaultUserConfigDirs)
if runtime.GOOS != "windows" {
dirs = append(dirs, defaultNixConfigDirs...)
}
return dirs
}
// FileExists checks to see if a file exist at the provided path.
func FileExists(path string) (bool, error) {
f, err := os.Open(path)
if err != nil {
if os.IsNotExist(err) {
// ignore missing files
return false, nil
}
return false, err
}
f.Close()
return true, nil
}
// FindDefaultConfigPath returns the first path that contains a config file.
// If none of the combination of DefaultConfigSearchDirectories() and DefaultConfigFiles
// contains a config file, return empty string.
func FindDefaultConfigPath() string {
for _, configDir := range DefaultConfigSearchDirectories() {
for _, configFile := range DefaultConfigFiles {
dirPath, err := homedir.Expand(configDir)
if err != nil {
continue
}
path := filepath.Join(dirPath, configFile)
if ok, _ := FileExists(path); ok {
return path
}
}
}
return ""
}
// FindOrCreateConfigPath returns the first path that contains a config file
// or creates one in the primary default path if it doesn't exist
func FindOrCreateConfigPath() string {
path := FindDefaultConfigPath()
if path == "" {
// create the default directory if it doesn't exist
path = DefaultConfigPath()
if err := os.MkdirAll(filepath.Dir(path), os.ModePerm); err != nil {
return ""
}
// write a new config file out
file, err := os.Create(path)
if err != nil {
return ""
}
defer file.Close()
logDir := DefaultLogDirectory()
os.MkdirAll(logDir, os.ModePerm) //try and create it. Doesn't matter if it succeed or not, only byproduct will be no logs
c := Root{
LogDirectory: logDir,
}
if err := yaml.NewEncoder(file).Encode(&c); err != nil {
return ""
}
}
return path
}
// FindLogSettings gets the log directory and level from the config file
func FindLogSettings() (string, string) {
configPath := FindOrCreateConfigPath()
defaultDirectory := DefaultLogDirectory()
defaultLevel := "info"
file, err := os.Open(configPath)
if err != nil {
return defaultDirectory, defaultLevel
}
defer file.Close()
var config Root
if err := yaml.NewDecoder(file).Decode(&config); err != nil {
return defaultDirectory, defaultLevel
}
directory := defaultDirectory
if config.LogDirectory != "" {
directory = config.LogDirectory
}
level := defaultLevel
if config.LogLevel != "" {
level = config.LogLevel
}
return directory, level
}
// ValidateUnixSocket ensures --unix-socket param is used exclusively
// i.e. it fails if a user specifies both --url and --unix-socket
func ValidateUnixSocket(c *cli.Context) (string, error) {
if c.IsSet("unix-socket") && (c.IsSet("url") || c.NArg() > 0) {
return "", errors.New("--unix-socket must be used exclusivly.")
}
return c.String("unix-socket"), nil
}
// ValidateUrl will validate url flag correctness. It can be either from --url or argument
// Notice ValidateUnixSocket, it will enforce --unix-socket is not used with --url or argument
func ValidateUrl(c *cli.Context, allowURLFromArgs bool) (*url.URL, error) {
var url = c.String("url")
if allowURLFromArgs && c.NArg() > 0 {
if c.IsSet("url") {
return nil, errors.New("Specified origin urls using both --url and argument. Decide which one you want, I can only support one.")
}
url = c.Args().Get(0)
}
validUrl, err := validation.ValidateUrl(url)
return validUrl, err
}
type UnvalidatedIngressRule struct {
Hostname string
Path string
Service string
OriginRequest OriginRequestConfig `yaml:"originRequest"`
}
// OriginRequestConfig is a set of optional fields that users may set to
// customize how cloudflared sends requests to origin services. It is used to set
// up general config that apply to all rules, and also, specific per-rule
// config.
// Note: To specify a time.Duration in go-yaml, use e.g. "3s" or "24h".
type OriginRequestConfig struct {
// HTTP proxy timeout for establishing a new connection
ConnectTimeout *time.Duration `yaml:"connectTimeout"`
// HTTP proxy timeout for completing a TLS handshake
TLSTimeout *time.Duration `yaml:"tlsTimeout"`
// HTTP proxy TCP keepalive duration
TCPKeepAlive *time.Duration `yaml:"tcpKeepAlive"`
// HTTP proxy should disable "happy eyeballs" for IPv4/v6 fallback
NoHappyEyeballs *bool `yaml:"noHappyEyeballs"`
// HTTP proxy maximum keepalive connection pool size
KeepAliveConnections *int `yaml:"keepAliveConnections"`
// HTTP proxy timeout for closing an idle connection
KeepAliveTimeout *time.Duration `yaml:"keepAliveTimeout"`
// Sets the HTTP Host header for the local webserver.
HTTPHostHeader *string `yaml:"httpHostHeader"`
// Hostname on the origin server certificate.
OriginServerName *string `yaml:"originServerName"`
// Path to the CA for the certificate of your origin.
// This option should be used only if your certificate is not signed by Cloudflare.
CAPool *string `yaml:"caPool"`
// Disables TLS verification of the certificate presented by your origin.
// Will allow any certificate from the origin to be accepted.
// Note: The connection from your machine to Cloudflare's Edge is still encrypted.
NoTLSVerify *bool `yaml:"noTLSVerify"`
// Disables chunked transfer encoding.
// Useful if you are running a WSGI server.
DisableChunkedEncoding *bool `yaml:"disableChunkedEncoding"`
// Runs as jump host
BastionMode *bool `yaml:"bastionMode"`
// Listen address for the proxy.
ProxyAddress *string `yaml:"proxyAddress"`
// Listen port for the proxy.
ProxyPort *uint `yaml:"proxyPort"`
// Valid options are 'socks' or empty.
ProxyType *string `yaml:"proxyType"`
}
type Configuration struct {
TunnelID string `yaml:"tunnel"`
Ingress []UnvalidatedIngressRule
OriginRequest OriginRequestConfig `yaml:"originRequest"`
sourceFile string
}
type configFileSettings struct {
Configuration `yaml:",inline"`
// older settings will be aggregated into the generic map, should be read via cli.Context
Settings map[string]interface{} `yaml:",inline"`
}
func (c *Configuration) Source() string {
return c.sourceFile
}
func (c *configFileSettings) Int(name string) (int, error) {
if raw, ok := c.Settings[name]; ok {
if v, ok := raw.(int); ok {
return v, nil
}
return 0, fmt.Errorf("expected int found %T for %s", raw, name)
}
return 0, nil
}
func (c *configFileSettings) Duration(name string) (time.Duration, error) {
if raw, ok := c.Settings[name]; ok {
switch v := raw.(type) {
case time.Duration:
return v, nil
case string:
return time.ParseDuration(v)
}
return 0, fmt.Errorf("expected duration found %T for %s", raw, name)
}
return 0, nil
}
func (c *configFileSettings) Float64(name string) (float64, error) {
if raw, ok := c.Settings[name]; ok {
if v, ok := raw.(float64); ok {
return v, nil
}
return 0, fmt.Errorf("expected float found %T for %s", raw, name)
}
return 0, nil
}
func (c *configFileSettings) String(name string) (string, error) {
if raw, ok := c.Settings[name]; ok {
if v, ok := raw.(string); ok {
return v, nil
}
return "", fmt.Errorf("expected string found %T for %s", raw, name)
}
return "", nil
}
func (c *configFileSettings) StringSlice(name string) ([]string, error) {
if raw, ok := c.Settings[name]; ok {
if slice, ok := raw.([]interface{}); ok {
strSlice := make([]string, len(slice))
for i, v := range slice {
str, ok := v.(string)
if !ok {
return nil, fmt.Errorf("expected string, found %T for %v", i, v)
}
strSlice[i] = str
}
return strSlice, nil
}
return nil, fmt.Errorf("expected string slice found %T for %s", raw, name)
}
return nil, nil
}
func (c *configFileSettings) IntSlice(name string) ([]int, error) {
if raw, ok := c.Settings[name]; ok {
if slice, ok := raw.([]interface{}); ok {
intSlice := make([]int, len(slice))
for i, v := range slice {
str, ok := v.(int)
if !ok {
return nil, fmt.Errorf("expected int, found %T for %v ", v, v)
}
intSlice[i] = str
}
return intSlice, nil
}
if v, ok := raw.([]int); ok {
return v, nil
}
return nil, fmt.Errorf("expected int slice found %T for %s", raw, name)
}
return nil, nil
}
func (c *configFileSettings) Generic(name string) (cli.Generic, error) {
return nil, errors.New("option type Generic not supported")
}
func (c *configFileSettings) Bool(name string) (bool, error) {
if raw, ok := c.Settings[name]; ok {
if v, ok := raw.(bool); ok {
return v, nil
}
return false, fmt.Errorf("expected boolean found %T for %s", raw, name)
}
return false, nil
}
var configuration configFileSettings
func GetConfiguration() *Configuration {
return &configuration.Configuration
}
// ReadConfigFile returns InputSourceContext initialized from the configuration file.
// On repeat calls returns with the same file, returns without reading the file again; however,
// if value of "config" flag changes, will read the new config file
func ReadConfigFile(c *cli.Context, log logger.Service) (*configFileSettings, error) {
configFile := c.String("config")
if configuration.Source() == configFile || configFile == "" {
if configuration.Source() == "" {
return nil, ErrNoConfigFile
}
return &configuration, nil
}
log.Debugf("Loading configuration from %s", configFile)
file, err := os.Open(configFile)
if err != nil {
if os.IsNotExist(err) {
err = ErrNoConfigFile
}
return nil, err
}
defer file.Close()
if err := yaml.NewDecoder(file).Decode(&configuration); err != nil {
return nil, errors.Wrap(err, "error parsing YAML in config file at "+configFile)
}
configuration.sourceFile = configFile
return &configuration, nil
}

View File

@ -0,0 +1,76 @@
package config
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"gopkg.in/yaml.v2"
)
func TestConfigFileSettings(t *testing.T) {
var (
firstIngress = UnvalidatedIngressRule{
Hostname: "tunnel1.example.com",
Path: "/id",
Service: "https://localhost:8000",
}
secondIngress = UnvalidatedIngressRule{
Hostname: "*",
Path: "",
Service: "https://localhost:8001",
}
)
rawYAML := `
tunnel: config-file-test
ingress:
- hostname: tunnel1.example.com
path: /id
service: https://localhost:8000
- hostname: "*"
service: https://localhost:8001
retries: 5
grace-period: 30s
percentage: 3.14
hostname: example.com
tag:
- test
- central-1
counters:
- 123
- 456
`
var config configFileSettings
err := yaml.Unmarshal([]byte(rawYAML), &config)
assert.NoError(t, err)
assert.Equal(t, "config-file-test", config.TunnelID)
assert.Equal(t, firstIngress, config.Ingress[0])
assert.Equal(t, secondIngress, config.Ingress[1])
retries, err := config.Int("retries")
assert.NoError(t, err)
assert.Equal(t, 5, retries)
gracePeriod, err := config.Duration("grace-period")
assert.NoError(t, err)
assert.Equal(t, time.Second*30, gracePeriod)
percentage, err := config.Float64("percentage")
assert.NoError(t, err)
assert.Equal(t, 3.14, percentage)
hostname, err := config.String("hostname")
assert.NoError(t, err)
assert.Equal(t, "example.com", hostname)
tags, err := config.StringSlice("tag")
assert.NoError(t, err)
assert.Equal(t, "test", tags[0])
assert.Equal(t, "central-1", tags[1])
counters, err := config.IntSlice("counters")
assert.NoError(t, err)
assert.Equal(t, 123, counters[0])
assert.Equal(t, 456, counters[1])
}

View File

@ -0,0 +1,106 @@
package config
import (
"os"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/watcher"
"github.com/pkg/errors"
"gopkg.in/yaml.v2"
)
// Notifier sends out config updates
type Notifier interface {
ConfigDidUpdate(Root)
}
// Manager is the base functions of the config manager
type Manager interface {
Start(Notifier) error
Shutdown()
}
// FileManager watches the yaml config for changes
// sends updates to the service to reconfigure to match the updated config
type FileManager struct {
watcher watcher.Notifier
notifier Notifier
configPath string
logger logger.Service
ReadConfig func(string) (Root, error)
}
// NewFileManager creates a config manager
func NewFileManager(watcher watcher.Notifier, configPath string, logger logger.Service) (*FileManager, error) {
m := &FileManager{
watcher: watcher,
configPath: configPath,
logger: logger,
ReadConfig: readConfigFromPath,
}
err := watcher.Add(configPath)
return m, err
}
// Start starts the runloop to watch for config changes
func (m *FileManager) Start(notifier Notifier) error {
m.notifier = notifier
// update the notifier with a fresh config on start
config, err := m.GetConfig()
if err != nil {
return err
}
notifier.ConfigDidUpdate(config)
m.watcher.Start(m)
return nil
}
// GetConfig reads the yaml file from the disk
func (m *FileManager) GetConfig() (Root, error) {
return m.ReadConfig(m.configPath)
}
// Shutdown stops the watcher
func (m *FileManager) Shutdown() {
m.watcher.Shutdown()
}
func readConfigFromPath(configPath string) (Root, error) {
if configPath == "" {
return Root{}, errors.New("unable to find config file")
}
file, err := os.Open(configPath)
if err != nil {
return Root{}, err
}
defer file.Close()
var config Root
if err := yaml.NewDecoder(file).Decode(&config); err != nil {
return Root{}, errors.Wrap(err, "error parsing YAML in config file at "+configPath)
}
return config, nil
}
// File change notifications from the watcher
// WatcherItemDidChange triggers when the yaml config is updated
// sends the updated config to the service to reload its state
func (m *FileManager) WatcherItemDidChange(filepath string) {
config, err := m.GetConfig()
if err != nil {
m.logger.Errorf("Failed to read new config: %s", err)
return
}
m.logger.Info("Config file has been updated")
m.notifier.ConfigDidUpdate(config)
}
// WatcherDidError notifies of errors with the file watcher
func (m *FileManager) WatcherDidError(err error) {
m.logger.Errorf("Config watcher encountered an error: %s", err)
}

View File

@ -0,0 +1,88 @@
package config
import (
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/watcher"
)
type mockNotifier struct {
configs []Root
}
func (n *mockNotifier) ConfigDidUpdate(c Root) {
n.configs = append(n.configs, c)
}
type mockFileWatcher struct {
path string
notifier watcher.Notification
ready chan struct{}
}
func (w *mockFileWatcher) Start(n watcher.Notification) {
w.notifier = n
w.ready <- struct{}{}
}
func (w *mockFileWatcher) Add(string) error {
return nil
}
func (w *mockFileWatcher) Shutdown() {
}
func (w *mockFileWatcher) TriggerChange() {
w.notifier.WatcherItemDidChange(w.path)
}
func TestConfigChanged(t *testing.T) {
filePath := "config.yaml"
f, err := os.Create(filePath)
assert.NoError(t, err)
defer func() {
f.Close()
os.Remove(filePath)
}()
c := &Root{
Forwarders: []Forwarder{
{
URL: "test.daltoniam.com",
Listener: "127.0.0.1:8080",
},
},
}
configRead := func(configPath string) (Root, error) {
return *c, nil
}
wait := make(chan struct{})
w := &mockFileWatcher{path: filePath, ready: wait}
logger := logger.NewOutputWriter(logger.NewMockWriteManager())
service, err := NewFileManager(w, filePath, logger)
service.ReadConfig = configRead
assert.NoError(t, err)
n := &mockNotifier{}
go service.Start(n)
<-wait
c.Forwarders = append(c.Forwarders, Forwarder{URL: "add.daltoniam.com", Listener: "127.0.0.1:8081"})
w.TriggerChange()
service.Shutdown()
assert.Len(t, n.configs, 2, "did not get 2 config updates as expected")
assert.Len(t, n.configs[0].Forwarders, 1, "not the amount of forwarders expected")
assert.Len(t, n.configs[1].Forwarders, 2, "not the amount of forwarders expected")
assert.Equal(t, n.configs[0].Forwarders[0].Hash(), c.Forwarders[0].Hash(), "forwarder hashes don't match")
assert.Equal(t, n.configs[1].Forwarders[0].Hash(), c.Forwarders[0].Hash(), "forwarder hashes don't match")
assert.Equal(t, n.configs[1].Forwarders[1].Hash(), c.Forwarders[1].Hash(), "forwarder hashes don't match")
}

View File

@ -0,0 +1,101 @@
package config
import (
"crypto/md5"
"fmt"
"io"
"strings"
)
// Forwarder represents a client side listener to forward traffic to the edge
type Forwarder struct {
URL string `json:"url"`
Listener string `json:"listener"`
TokenClientID string `json:"service_token_id" yaml:"serviceTokenID"`
TokenSecret string `json:"secret_token_id" yaml:"serviceTokenSecret"`
Destination string `json:"destination"`
}
// Tunnel represents a tunnel that should be started
type Tunnel struct {
URL string `json:"url"`
Origin string `json:"origin"`
ProtocolType string `json:"type"`
}
// DNSResolver represents a client side DNS resolver
type DNSResolver struct {
Enabled bool `json:"enabled"`
Address string `json:"address,omitempty"`
Port uint16 `json:"port,omitempty"`
Upstreams []string `json:"upstreams,omitempty"`
Bootstraps []string `json:"bootstraps,omitempty"`
}
// Root is the base options to configure the service
type Root struct {
LogDirectory string `json:"log_directory" yaml:"logDirectory,omitempty"`
LogLevel string `json:"log_level" yaml:"logLevel,omitempty"`
Forwarders []Forwarder `json:"forwarders,omitempty" yaml:"forwarders,omitempty"`
Tunnels []Tunnel `json:"tunnels,omitempty" yaml:"tunnels,omitempty"`
Resolver DNSResolver `json:"resolver,omitempty" yaml:"resolver,omitempty"`
}
// Hash returns the computed values to see if the forwarder values change
func (f *Forwarder) Hash() string {
h := md5.New()
io.WriteString(h, f.URL)
io.WriteString(h, f.Listener)
io.WriteString(h, f.TokenClientID)
io.WriteString(h, f.TokenSecret)
io.WriteString(h, f.Destination)
return fmt.Sprintf("%x", h.Sum(nil))
}
// Hash returns the computed values to see if the forwarder values change
func (r *DNSResolver) Hash() string {
h := md5.New()
io.WriteString(h, r.Address)
io.WriteString(h, strings.Join(r.Bootstraps, ","))
io.WriteString(h, strings.Join(r.Upstreams, ","))
io.WriteString(h, fmt.Sprintf("%d", r.Port))
io.WriteString(h, fmt.Sprintf("%v", r.Enabled))
return fmt.Sprintf("%x", h.Sum(nil))
}
// EnabledOrDefault returns the enabled property
func (r *DNSResolver) EnabledOrDefault() bool {
return r.Enabled
}
// AddressOrDefault returns the address or returns the default if empty
func (r *DNSResolver) AddressOrDefault() string {
if r.Address != "" {
return r.Address
}
return "localhost"
}
// PortOrDefault return the port or returns the default if 0
func (r *DNSResolver) PortOrDefault() uint16 {
if r.Port > 0 {
return r.Port
}
return 53
}
// UpstreamsOrDefault returns the upstreams or returns the default if empty
func (r *DNSResolver) UpstreamsOrDefault() []string {
if len(r.Upstreams) > 0 {
return r.Upstreams
}
return []string{"https://1.1.1.1/dns-query", "https://1.0.0.1/dns-query"}
}
// BootstrapsOrDefault returns the bootstraps or returns the default if empty
func (r *DNSResolver) BootstrapsOrDefault() []string {
if len(r.Bootstraps) > 0 {
return r.Bootstraps
}
return []string{"https://162.159.36.1/dns-query", "https://162.159.46.1/dns-query", "https://[2606:4700:4700::1111]/dns-query", "https://[2606:4700:4700::1001]/dns-query"}
}

View File

@ -4,12 +4,12 @@
// You can read more here https://godoc.org/golang.org/x/crypto/nacl/box. // You can read more here https://godoc.org/golang.org/x/crypto/nacl/box.
// //
// msg := []byte("super safe message.") // msg := []byte("super safe message.")
// alice, err := NewEncrypter("alice_priv_key.pem", "alice_pub_key.pem") // alice, err := New("alice_priv_key.pem", "alice_pub_key.pem")
// if err != nil { // if err != nil {
// log.Fatal(err) // log.Fatal(err)
// } // }
// //
// bob, err := NewEncrypter("bob_priv_key.pem", "bob_pub_key.pem") // bob, err := New("bob_priv_key.pem", "bob_pub_key.pem")
// if err != nil { // if err != nil {
// log.Fatal(err) // log.Fatal(err)
// } // }
@ -23,7 +23,7 @@
// log.Fatal(err) // log.Fatal(err)
// } // }
// fmt.Println(string(data)) // fmt.Println(string(data))
package token package encrypter
import ( import (
"bytes" "bytes"
@ -44,8 +44,8 @@ type Encrypter struct {
publicKey *[32]byte publicKey *[32]byte
} }
// NewEncrypter returns a new encrypter with initialized keypair // New returns a new encrypter with initialized keypair
func NewEncrypter(privateKey, publicKey string) (*Encrypter, error) { func New(privateKey, publicKey string) (*Encrypter, error) {
e := &Encrypter{} e := &Encrypter{}
pubKey, key, err := e.fetchOrGenerateKeys(privateKey, publicKey) pubKey, key, err := e.fetchOrGenerateKeys(privateKey, publicKey)
if err != nil { if err != nil {

View File

@ -1,4 +1,4 @@
//go:build !windows && !darwin && !linux // +build !windows,!darwin,!linux
package main package main
@ -8,6 +8,6 @@ import (
cli "github.com/urfave/cli/v2" cli "github.com/urfave/cli/v2"
) )
func runApp(app *cli.App, graceShutdownC chan struct{}) { func runApp(app *cli.App, shutdownC, graceShutdownC chan struct{}) {
app.Run(os.Args) app.Run(os.Args)
} }

View File

@ -1,37 +1,40 @@
//go:build linux // +build linux
package main package main
import ( import (
"fmt" "fmt"
"os" "os"
"path/filepath"
"github.com/rs/zerolog" "github.com/pkg/errors"
"github.com/urfave/cli/v2" cli "github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil" "github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/cmd/cloudflared/tunnel" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/config"
"github.com/cloudflare/cloudflared/logger" "github.com/cloudflare/cloudflared/logger"
) )
func runApp(app *cli.App, graceShutdownC chan struct{}) { func runApp(app *cli.App, shutdownC, graceShutdownC chan struct{}) {
app.Commands = append(app.Commands, &cli.Command{ app.Commands = append(app.Commands, &cli.Command{
Name: "service", Name: "service",
Usage: "Manages the cloudflared system service", Usage: "Manages the Argo Tunnel system service",
Subcommands: []*cli.Command{ Subcommands: []*cli.Command{
{ &cli.Command{
Name: "install", Name: "install",
Usage: "Install cloudflared as a system service", Usage: "Install Argo Tunnel as a system service",
Action: cliutil.ConfiguredAction(installLinuxService), Action: cliutil.ErrorHandler(installLinuxService),
Flags: []cli.Flag{ Flags: []cli.Flag{
noUpdateServiceFlag, &cli.BoolFlag{
Name: "legacy",
Usage: "Generate service file for non-named tunnels",
}, },
}, },
{ },
&cli.Command{
Name: "uninstall", Name: "uninstall",
Usage: "Uninstall the cloudflared service", Usage: "Uninstall the Argo Tunnel service",
Action: cliutil.ConfiguredAction(uninstallLinuxService), Action: cliutil.ErrorHandler(uninstallLinuxService),
}, },
}, },
}) })
@ -45,23 +48,19 @@ const (
serviceConfigFile = "config.yml" serviceConfigFile = "config.yml"
serviceCredentialFile = "cert.pem" serviceCredentialFile = "cert.pem"
serviceConfigPath = serviceConfigDir + "/" + serviceConfigFile serviceConfigPath = serviceConfigDir + "/" + serviceConfigFile
cloudflaredService = "cloudflared.service"
cloudflaredUpdateService = "cloudflared-update.service"
cloudflaredUpdateTimer = "cloudflared-update.timer"
) )
var systemdAllTemplates = map[string]ServiceTemplate{ var systemdTemplates = []ServiceTemplate{
cloudflaredService: { {
Path: fmt.Sprintf("/etc/systemd/system/%s", cloudflaredService), Path: "/etc/systemd/system/cloudflared.service",
Content: `[Unit] Content: `[Unit]
Description=cloudflared Description=Argo Tunnel
After=network-online.target After=network.target
Wants=network-online.target
[Service] [Service]
TimeoutStartSec=0 TimeoutStartSec=0
Type=notify Type=notify
ExecStart={{ .Path }} --no-autoupdate{{ range .ExtraArgs }} {{ . }}{{ end }} ExecStart={{ .Path }} --config /etc/cloudflared/config.yml --no-autoupdate{{ range .ExtraArgs }} {{ . }}{{ end }}
Restart=on-failure Restart=on-failure
RestartSec=5s RestartSec=5s
@ -69,21 +68,20 @@ RestartSec=5s
WantedBy=multi-user.target WantedBy=multi-user.target
`, `,
}, },
cloudflaredUpdateService: { {
Path: fmt.Sprintf("/etc/systemd/system/%s", cloudflaredUpdateService), Path: "/etc/systemd/system/cloudflared-update.service",
Content: `[Unit] Content: `[Unit]
Description=Update cloudflared Description=Update Argo Tunnel
After=network-online.target After=network.target
Wants=network-online.target
[Service] [Service]
ExecStart=/bin/bash -c '{{ .Path }} update; code=$?; if [ $code -eq 11 ]; then systemctl restart cloudflared; exit 0; fi; exit $code' ExecStart=/bin/bash -c '{{ .Path }} update; code=$?; if [ $code -eq 11 ]; then systemctl restart cloudflared; exit 0; fi; exit $code'
`, `,
}, },
cloudflaredUpdateTimer: { {
Path: fmt.Sprintf("/etc/systemd/system/%s", cloudflaredUpdateTimer), Path: "/etc/systemd/system/cloudflared-update.timer",
Content: `[Unit] Content: `[Unit]
Description=Update cloudflared Description=Update Argo Tunnel
[Timer] [Timer]
OnCalendar=daily OnCalendar=daily
@ -100,7 +98,7 @@ var sysvTemplate = ServiceTemplate{
Content: `#!/bin/sh Content: `#!/bin/sh
# For RedHat and cousins: # For RedHat and cousins:
# chkconfig: 2345 99 01 # chkconfig: 2345 99 01
# description: cloudflared # description: Argo Tunnel agent
# processname: {{.Path}} # processname: {{.Path}}
### BEGIN INIT INFO ### BEGIN INIT INFO
# Provides: {{.Path}} # Provides: {{.Path}}
@ -108,11 +106,11 @@ var sysvTemplate = ServiceTemplate{
# Required-Stop: # Required-Stop:
# Default-Start: 2 3 4 5 # Default-Start: 2 3 4 5
# Default-Stop: 0 1 6 # Default-Stop: 0 1 6
# Short-Description: cloudflared # Short-Description: Argo Tunnel
# Description: cloudflared agent # Description: Argo Tunnel agent
### END INIT INFO ### END INIT INFO
name=$(basename $(readlink -f $0)) name=$(basename $(readlink -f $0))
cmd="{{.Path}} --pidfile /var/run/$name.pid {{ range .ExtraArgs }} {{ . }}{{ end }}" cmd="{{.Path}} --config /etc/cloudflared/config.yml --pidfile /var/run/$name.pid --autoupdate-freq 24h0m0s{{ range .ExtraArgs }} {{ . }}{{ end }}"
pid_file="/var/run/$name.pid" pid_file="/var/run/$name.pid"
stdout_log="/var/log/$name.log" stdout_log="/var/log/$name.log"
stderr_log="/var/log/$name.err" stderr_log="/var/log/$name.err"
@ -184,14 +182,6 @@ exit 0
`, `,
} }
var (
noUpdateServiceFlag = &cli.BoolFlag{
Name: "no-update-service",
Usage: "Disable auto-update of the cloudflared linux service, which restarts the server to upgrade for new versions.",
Value: false,
}
)
func isSystemd() bool { func isSystemd() bool {
if _, err := os.Stat("/run/systemd/system"); err == nil { if _, err := os.Stat("/run/systemd/system"); err == nil {
return true return true
@ -199,8 +189,32 @@ func isSystemd() bool {
return false return false
} }
func copyUserConfiguration(userConfigDir, userConfigFile, userCredentialFile string, logger logger.Service) error {
srcCredentialPath := filepath.Join(userConfigDir, userCredentialFile)
destCredentialPath := filepath.Join(serviceConfigDir, serviceCredentialFile)
if srcCredentialPath != destCredentialPath {
if err := copyCredential(srcCredentialPath, destCredentialPath); err != nil {
return err
}
}
srcConfigPath := filepath.Join(userConfigDir, userConfigFile)
destConfigPath := filepath.Join(serviceConfigDir, serviceConfigFile)
if srcConfigPath != destConfigPath {
if err := copyConfig(srcConfigPath, destConfigPath); err != nil {
return err
}
logger.Infof("Copied %s to %s", srcConfigPath, destConfigPath)
}
return nil
}
func installLinuxService(c *cli.Context) error { func installLinuxService(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) logger, err := logger.New()
if err != nil {
return errors.Wrap(err, "error setting up logger")
}
etPath, err := os.Executable() etPath, err := os.Executable()
if err != nil { if err != nil {
@ -210,46 +224,25 @@ func installLinuxService(c *cli.Context) error {
Path: etPath, Path: etPath,
} }
// Check if the "no update flag" is set
autoUpdate := !c.IsSet(noUpdateServiceFlag.Name)
var extraArgsFunc func(c *cli.Context, log *zerolog.Logger) ([]string, error)
if c.NArg() == 0 {
extraArgsFunc = buildArgsForConfig
} else {
extraArgsFunc = buildArgsForToken
}
extraArgs, err := extraArgsFunc(c, log)
if err != nil {
return err
}
templateArgs.ExtraArgs = extraArgs
switch {
case isSystemd():
log.Info().Msgf("Using Systemd")
err = installSystemd(&templateArgs, autoUpdate, log)
default:
log.Info().Msgf("Using SysV")
err = installSysv(&templateArgs, autoUpdate, log)
}
if err == nil {
log.Info().Msg("Linux service for cloudflared installed successfully")
}
return err
}
func buildArgsForConfig(c *cli.Context, log *zerolog.Logger) ([]string, error) {
if err := ensureConfigDirExists(serviceConfigDir); err != nil { if err := ensureConfigDirExists(serviceConfigDir); err != nil {
return nil, err return err
} }
if c.Bool("legacy") {
src, _, err := config.ReadConfigFile(c, log) userConfigDir := filepath.Dir(c.String("config"))
userConfigFile := filepath.Base(c.String("config"))
userCredentialFile := config.DefaultCredentialFile
if err = copyUserConfiguration(userConfigDir, userConfigFile, userCredentialFile, logger); err != nil {
logger.Errorf("Failed to copy user configuration: %s. Before running the service, ensure that %s contains two files, %s and %s", err,
serviceConfigDir, serviceCredentialFile, serviceConfigFile)
return err
}
templateArgs.ExtraArgs = []string{
"--origincert", serviceConfigDir + "/" + serviceCredentialFile,
}
} else {
src, err := config.ReadConfigFile(c, logger)
if err != nil { if err != nil {
return nil, err return err
} }
// can't use context because this command doesn't define "credentials-file" flag // can't use context because this command doesn't define "credentials-file" flag
@ -257,82 +250,65 @@ func buildArgsForConfig(c *cli.Context, log *zerolog.Logger) ([]string, error) {
val, err := src.String(s) val, err := src.String(s)
return err == nil && val != "" return err == nil && val != ""
} }
if src.TunnelID == "" || !configPresent(tunnel.CredFileFlag) { if src.TunnelID == "" || !configPresent("credentials-file") {
return nil, fmt.Errorf(`Configuration file %s must contain entries for the tunnel to run and its associated credentials: return fmt.Errorf(`Configuration file %s must contain entries for the tunnel to run and its associated credentials:
tunnel: TUNNEL-UUID tunnel: TUNNEL-UUID
credentials-file: CREDENTIALS-FILE credentials-file: CREDENTIALS-FILE
`, src.Source()) `, src.Source())
} }
if src.Source() != serviceConfigPath { if src.Source() != serviceConfigPath {
if exists, err := config.FileExists(serviceConfigPath); err != nil || exists { if exists, err := config.FileExists(serviceConfigPath); err != nil || exists {
return nil, fmt.Errorf("Possible conflicting configuration in %[1]s and %[2]s. Either remove %[2]s or run `cloudflared --config %[2]s service install`", src.Source(), serviceConfigPath) return fmt.Errorf("Possible conflicting configuration in %[1]s and %[2]s. Either remove %[2]s or run `cloudflared --config %[2]s service install`", src.Source(), serviceConfigPath)
} }
if err := copyFile(src.Source(), serviceConfigPath); err != nil { if err := copyFile(src.Source(), serviceConfigPath); err != nil {
return nil, fmt.Errorf("failed to copy %s to %s: %w", src.Source(), serviceConfigPath, err) return fmt.Errorf("failed to copy %s to %s: %w", src.Source(), serviceConfigPath, err)
} }
} }
return []string{ templateArgs.ExtraArgs = []string{
"--config", "/etc/cloudflared/config.yml", "tunnel", "run", "tunnel", "run",
}, nil
}
func installSystemd(templateArgs *ServiceTemplateArgs, autoUpdate bool, log *zerolog.Logger) error {
var systemdTemplates []ServiceTemplate
if autoUpdate {
systemdTemplates = []ServiceTemplate{
systemdAllTemplates[cloudflaredService],
systemdAllTemplates[cloudflaredUpdateService],
systemdAllTemplates[cloudflaredUpdateTimer],
}
} else {
systemdTemplates = []ServiceTemplate{
systemdAllTemplates[cloudflaredService],
} }
} }
switch {
case isSystemd():
logger.Infof("Using Systemd")
return installSystemd(&templateArgs, logger)
default:
logger.Infof("Using SysV")
return installSysv(&templateArgs, logger)
}
}
func installSystemd(templateArgs *ServiceTemplateArgs, logger logger.Service) error {
for _, serviceTemplate := range systemdTemplates { for _, serviceTemplate := range systemdTemplates {
err := serviceTemplate.Generate(templateArgs) err := serviceTemplate.Generate(templateArgs)
if err != nil { if err != nil {
log.Err(err).Msg("error generating service template") logger.Errorf("error generating service template: %s", err)
return err return err
} }
} }
if err := runCommand("systemctl", "enable", cloudflaredService); err != nil { if err := runCommand("systemctl", "enable", "cloudflared.service"); err != nil {
log.Err(err).Msgf("systemctl enable %s error", cloudflaredService) logger.Errorf("systemctl enable cloudflared.service error: %s", err)
return err return err
} }
if err := runCommand("systemctl", "start", "cloudflared-update.timer"); err != nil {
logger.Errorf("systemctl start cloudflared-update.timer error: %s", err)
return err
}
logger.Infof("systemctl daemon-reload")
return runCommand("systemctl", "daemon-reload")
}
if autoUpdate { func installSysv(templateArgs *ServiceTemplateArgs, logger logger.Service) error {
if err := runCommand("systemctl", "start", cloudflaredUpdateTimer); err != nil {
log.Err(err).Msgf("systemctl start %s error", cloudflaredUpdateTimer)
return err
}
}
if err := runCommand("systemctl", "daemon-reload"); err != nil {
log.Err(err).Msg("systemctl daemon-reload error")
return err
}
return runCommand("systemctl", "start", cloudflaredService)
}
func installSysv(templateArgs *ServiceTemplateArgs, autoUpdate bool, log *zerolog.Logger) error {
confPath, err := sysvTemplate.ResolvePath() confPath, err := sysvTemplate.ResolvePath()
if err != nil { if err != nil {
log.Err(err).Msg("error resolving system path") logger.Errorf("error resolving system path: %s", err)
return err return err
} }
if autoUpdate {
templateArgs.ExtraArgs = append([]string{"--autoupdate-freq 24h0m0s"}, templateArgs.ExtraArgs...)
} else {
templateArgs.ExtraArgs = append([]string{"--no-autoupdate"}, templateArgs.ExtraArgs...)
}
if err := sysvTemplate.Generate(templateArgs); err != nil { if err := sysvTemplate.Generate(templateArgs); err != nil {
log.Err(err).Msg("error generating system template") logger.Errorf("error generating system template: %s", err)
return err return err
} }
for _, i := range [...]string{"2", "3", "4", "5"} { for _, i := range [...]string{"2", "3", "4", "5"} {
@ -345,77 +321,47 @@ func installSysv(templateArgs *ServiceTemplateArgs, autoUpdate bool, log *zerolo
continue continue
} }
} }
return runCommand("service", "cloudflared", "start")
}
func uninstallLinuxService(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog)
var err error
switch {
case isSystemd():
log.Info().Msg("Using Systemd")
err = uninstallSystemd(log)
default:
log.Info().Msg("Using SysV")
err = uninstallSysv(log)
}
if err == nil {
log.Info().Msg("Linux service for cloudflared uninstalled successfully")
}
return err
}
func uninstallSystemd(log *zerolog.Logger) error {
// Get only the installed services
installedServices := make(map[string]ServiceTemplate)
for serviceName, serviceTemplate := range systemdAllTemplates {
if err := runCommand("systemctl", "list-units", "--all", "|", "grep", serviceName); err == nil {
installedServices[serviceName] = serviceTemplate
} else {
log.Info().Msgf("Service '%s' not installed, skipping its uninstall", serviceName)
}
}
if _, exists := installedServices[cloudflaredService]; exists {
if err := runCommand("systemctl", "disable", cloudflaredService); err != nil {
log.Err(err).Msgf("systemctl disable %s error", cloudflaredService)
return err
}
if err := runCommand("systemctl", "stop", cloudflaredService); err != nil {
log.Err(err).Msgf("systemctl stop %s error", cloudflaredService)
return err
}
}
if _, exists := installedServices[cloudflaredUpdateTimer]; exists {
if err := runCommand("systemctl", "stop", cloudflaredUpdateTimer); err != nil {
log.Err(err).Msgf("systemctl stop %s error", cloudflaredUpdateTimer)
return err
}
}
for _, serviceTemplate := range installedServices {
if err := serviceTemplate.Remove(); err != nil {
log.Err(err).Msg("error removing service template")
return err
}
}
if err := runCommand("systemctl", "daemon-reload"); err != nil {
log.Err(err).Msg("systemctl daemon-reload error")
return err
}
return nil return nil
} }
func uninstallSysv(log *zerolog.Logger) error { func uninstallLinuxService(c *cli.Context) error {
if err := runCommand("service", "cloudflared", "stop"); err != nil { logger, err := logger.New()
log.Err(err).Msg("service cloudflared stop error") if err != nil {
return errors.Wrap(err, "error setting up logger")
}
switch {
case isSystemd():
logger.Infof("Using Systemd")
return uninstallSystemd(logger)
default:
logger.Infof("Using SysV")
return uninstallSysv(logger)
}
}
func uninstallSystemd(logger logger.Service) error {
if err := runCommand("systemctl", "disable", "cloudflared.service"); err != nil {
logger.Errorf("systemctl disable cloudflared.service error: %s", err)
return err return err
} }
if err := runCommand("systemctl", "stop", "cloudflared-update.timer"); err != nil {
logger.Errorf("systemctl stop cloudflared-update.timer error: %s", err)
return err
}
for _, serviceTemplate := range systemdTemplates {
if err := serviceTemplate.Remove(); err != nil {
logger.Errorf("error removing service template: %s", err)
return err
}
}
logger.Infof("Successfully uninstall cloudflared service")
return nil
}
func uninstallSysv(logger logger.Service) error {
if err := sysvTemplate.Remove(); err != nil { if err := sysvTemplate.Remove(); err != nil {
log.Err(err).Msg("error removing service template") logger.Errorf("error removing service template: %s", err)
return err return err
} }
for _, i := range [...]string{"2", "3", "4", "5"} { for _, i := range [...]string{"2", "3", "4", "5"} {
@ -428,5 +374,6 @@ func uninstallSysv(log *zerolog.Logger) error {
continue continue
} }
} }
logger.Infof("Successfully uninstall cloudflared service")
return nil return nil
} }

View File

@ -1,4 +1,4 @@
//go:build darwin // +build darwin
package main package main
@ -6,35 +6,35 @@ import (
"fmt" "fmt"
"os" "os"
"github.com/pkg/errors"
"github.com/urfave/cli/v2" "github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil" "github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/logger" "github.com/cloudflare/cloudflared/logger"
"github.com/pkg/errors"
) )
const ( const (
launchdIdentifier = "com.cloudflare.cloudflared" launchdIdentifier = "com.cloudflare.cloudflared"
) )
func runApp(app *cli.App, graceShutdownC chan struct{}) { func runApp(app *cli.App, shutdownC, graceShutdownC chan struct{}) {
app.Commands = append(app.Commands, &cli.Command{ app.Commands = append(app.Commands, &cli.Command{
Name: "service", Name: "service",
Usage: "Manages the cloudflared launch agent", Usage: "Manages the Argo Tunnel launch agent",
Subcommands: []*cli.Command{ Subcommands: []*cli.Command{
{ {
Name: "install", Name: "install",
Usage: "Install cloudflared as an user launch agent", Usage: "Install Argo Tunnel as an user launch agent",
Action: cliutil.ConfiguredAction(installLaunchd), Action: cliutil.ErrorHandler(installLaunchd),
}, },
{ {
Name: "uninstall", Name: "uninstall",
Usage: "Uninstall the cloudflared launch agent", Usage: "Uninstall the Argo Tunnel launch agent",
Action: cliutil.ConfiguredAction(uninstallLaunchd), Action: cliutil.ErrorHandler(uninstallLaunchd),
}, },
}, },
}) })
_ = app.Run(os.Args) app.Run(os.Args)
} }
func newLaunchdTemplate(installPath, stdoutPath, stderrPath string) *ServiceTemplate { func newLaunchdTemplate(installPath, stdoutPath, stderrPath string) *ServiceTemplate {
@ -49,9 +49,6 @@ func newLaunchdTemplate(installPath, stdoutPath, stderrPath string) *ServiceTemp
<key>ProgramArguments</key> <key>ProgramArguments</key>
<array> <array>
<string>{{ .Path }}</string> <string>{{ .Path }}</string>
{{- range $i, $item := .ExtraArgs}}
<string>{{ $item }}</string>
{{- end}}
</array> </array>
<key>RunAtLoad</key> <key>RunAtLoad</key>
<true/> <true/>
@ -110,72 +107,71 @@ func stderrPath() (string, error) {
} }
func installLaunchd(c *cli.Context) error { func installLaunchd(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) logger, err := logger.New()
if err != nil {
return errors.Wrap(err, "error setting up logger")
}
if isRootUser() { if isRootUser() {
log.Info().Msg("Installing cloudflared client as a system launch daemon. " + logger.Infof("Installing Argo Tunnel client as a system launch daemon. " +
"cloudflared client will run at boot") "Argo Tunnel client will run at boot")
} else { } else {
log.Info().Msg("Installing cloudflared client as an user launch agent. " + logger.Infof("Installing Argo Tunnel client as an user launch agent. " +
"Note that cloudflared client will only run when the user is logged in. " + "Note that Argo Tunnel client will only run when the user is logged in. " +
"If you want to run cloudflared client at boot, install with root permission. " + "If you want to run Argo Tunnel client at boot, install with root permission. " +
"For more information, visit https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/run-tunnel/run-as-service") "For more information, visit https://developers.cloudflare.com/argo-tunnel/reference/service/")
} }
etPath, err := os.Executable() etPath, err := os.Executable()
if err != nil { if err != nil {
log.Err(err).Msg("Error determining executable path") logger.Errorf("Error determining executable path: %s", err)
return fmt.Errorf("Error determining executable path: %v", err) return fmt.Errorf("Error determining executable path: %v", err)
} }
installPath, err := installPath() installPath, err := installPath()
if err != nil { if err != nil {
log.Err(err).Msg("Error determining install path") logger.Errorf("Error determining install path: %s", err)
return errors.Wrap(err, "Error determining install path") return errors.Wrap(err, "Error determining install path")
} }
extraArgs, err := getServiceExtraArgsFromCliArgs(c, log)
if err != nil {
errMsg := "Unable to determine extra arguments for launch daemon"
log.Err(err).Msg(errMsg)
return errors.Wrap(err, errMsg)
}
stdoutPath, err := stdoutPath() stdoutPath, err := stdoutPath()
if err != nil { if err != nil {
log.Err(err).Msg("error determining stdout path") logger.Errorf("error determining stdout path: %s", err)
return errors.Wrap(err, "error determining stdout path") return errors.Wrap(err, "error determining stdout path")
} }
stderrPath, err := stderrPath() stderrPath, err := stderrPath()
if err != nil { if err != nil {
log.Err(err).Msg("error determining stderr path") logger.Errorf("error determining stderr path: %s", err)
return errors.Wrap(err, "error determining stderr path") return errors.Wrap(err, "error determining stderr path")
} }
launchdTemplate := newLaunchdTemplate(installPath, stdoutPath, stderrPath) launchdTemplate := newLaunchdTemplate(installPath, stdoutPath, stderrPath)
templateArgs := ServiceTemplateArgs{Path: etPath, ExtraArgs: extraArgs} if err != nil {
logger.Errorf("error creating launchd template: %s", err)
return errors.Wrap(err, "error creating launchd template")
}
templateArgs := ServiceTemplateArgs{Path: etPath}
err = launchdTemplate.Generate(&templateArgs) err = launchdTemplate.Generate(&templateArgs)
if err != nil { if err != nil {
log.Err(err).Msg("error generating launchd template") logger.Errorf("error generating launchd template: %s", err)
return err return err
} }
plistPath, err := launchdTemplate.ResolvePath() plistPath, err := launchdTemplate.ResolvePath()
if err != nil { if err != nil {
log.Err(err).Msg("error resolving launchd template path") logger.Errorf("error resolving launchd template path: %s", err)
return err return err
} }
log.Info().Msgf("Outputs are logged to %s and %s", stderrPath, stdoutPath) logger.Infof("Outputs are logged to %s and %s", stderrPath, stdoutPath)
err = runCommand("launchctl", "load", plistPath) return runCommand("launchctl", "load", plistPath)
if err == nil {
log.Info().Msg("MacOS service for cloudflared installed successfully")
}
return err
} }
func uninstallLaunchd(c *cli.Context) error { func uninstallLaunchd(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) logger, err := logger.New()
if err != nil {
return errors.Wrap(err, "error setting up logger")
}
if isRootUser() { if isRootUser() {
log.Info().Msg("Uninstalling cloudflared as a system launch daemon") logger.Infof("Uninstalling Argo Tunnel as a system launch daemon")
} else { } else {
log.Info().Msg("Uninstalling cloudflared as a user launch agent") logger.Infof("Uninstalling Argo Tunnel as an user launch agent")
} }
installPath, err := installPath() installPath, err := installPath()
if err != nil { if err != nil {
@ -190,20 +186,20 @@ func uninstallLaunchd(c *cli.Context) error {
return errors.Wrap(err, "error determining stderr path") return errors.Wrap(err, "error determining stderr path")
} }
launchdTemplate := newLaunchdTemplate(installPath, stdoutPath, stderrPath) launchdTemplate := newLaunchdTemplate(installPath, stdoutPath, stderrPath)
if err != nil {
return errors.Wrap(err, "error creating launchd template")
}
plistPath, err := launchdTemplate.ResolvePath() plistPath, err := launchdTemplate.ResolvePath()
if err != nil { if err != nil {
log.Err(err).Msg("error resolving launchd template path") logger.Errorf("error resolving launchd template path: %s", err)
return err return err
} }
err = runCommand("launchctl", "unload", plistPath) err = runCommand("launchctl", "unload", plistPath)
if err != nil { if err != nil {
log.Err(err).Msg("error unloading launchd") logger.Errorf("error unloading: %s", err)
return err return err
} }
err = launchdTemplate.Remove() logger.Infof("Outputs are logged to %s and %s", stderrPath, stdoutPath)
if err == nil { return launchdTemplate.Remove()
log.Info().Msg("Launchd for cloudflared was uninstalled successfully")
}
return err
} }

View File

@ -2,30 +2,25 @@ package main
import ( import (
"fmt" "fmt"
"math/rand"
"os"
"strings" "strings"
"time" "time"
"github.com/getsentry/sentry-go"
homedir "github.com/mitchellh/go-homedir"
"github.com/pkg/errors"
"github.com/urfave/cli/v2"
"go.uber.org/automaxprocs/maxprocs"
"github.com/cloudflare/cloudflared/cmd/cloudflared/access" "github.com/cloudflare/cloudflared/cmd/cloudflared/access"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil" "github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/cmd/cloudflared/proxydns" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/cmd/cloudflared/tail"
"github.com/cloudflare/cloudflared/cmd/cloudflared/tunnel" "github.com/cloudflare/cloudflared/cmd/cloudflared/tunnel"
"github.com/cloudflare/cloudflared/cmd/cloudflared/updater" "github.com/cloudflare/cloudflared/cmd/cloudflared/updater"
"github.com/cloudflare/cloudflared/config" log "github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/metrics" "github.com/cloudflare/cloudflared/metrics"
"github.com/cloudflare/cloudflared/overwatch" "github.com/cloudflare/cloudflared/overwatch"
"github.com/cloudflare/cloudflared/token" "github.com/cloudflare/cloudflared/tunneldns"
"github.com/cloudflare/cloudflared/tracing"
"github.com/cloudflare/cloudflared/watcher" "github.com/cloudflare/cloudflared/watcher"
raven "github.com/getsentry/raven-go"
homedir "github.com/mitchellh/go-homedir"
cli "github.com/urfave/cli/v2"
"github.com/pkg/errors"
) )
const ( const (
@ -35,7 +30,6 @@ const (
var ( var (
Version = "DEV" Version = "DEV"
BuildTime = "unknown" BuildTime = "unknown"
BuildType = ""
// Mostly network errors that we don't want reported back to Sentry, this is done by substring match. // Mostly network errors that we don't want reported back to Sentry, this is done by substring match.
ignoredErrors = []string{ ignoredErrors = []string{
"connection reset by peer", "connection reset by peer",
@ -50,15 +44,13 @@ var (
) )
func main() { func main() {
// FIXME: TUN-8148: Disable QUIC_GO ECN due to bugs in proper detection if supported metrics.RegisterBuildInfo(BuildTime, Version)
os.Setenv("QUIC_GO_DISABLE_ECN", "1") raven.SetRelease(Version)
rand.Seed(time.Now().UnixNano()) // Force shutdown channel used by the app. When closed, app must terminate.
metrics.RegisterBuildInfo(BuildType, BuildTime, Version) // Windows service manager closes this channel when it receives shutdown command.
maxprocs.Set() shutdownC := make(chan struct{})
bInfo := cliutil.GetBuildInfo(BuildType, Version) // Graceful shutdown channel used by the app. When closed, app must terminate.
// Graceful shutdown channel used by the app. When closed, app must terminate gracefully.
// Windows service manager closes this channel when it receives stop command. // Windows service manager closes this channel when it receives stop command.
graceShutdownC := make(chan struct{}) graceShutdownC := make(chan struct{})
@ -75,34 +67,30 @@ func main() {
app.Copyright = fmt.Sprintf( app.Copyright = fmt.Sprintf(
`(c) %d Cloudflare Inc. `(c) %d Cloudflare Inc.
Your installation of cloudflared software constitutes a symbol of your signature indicating that you accept Your installation of cloudflared software constitutes a symbol of your signature indicating that you accept
the terms of the Apache License Version 2.0 (https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/license), the terms of the Cloudflare License (https://developers.cloudflare.com/argo-tunnel/license/),
Terms (https://www.cloudflare.com/terms/) and Privacy Policy (https://www.cloudflare.com/privacypolicy/).`, Terms (https://www.cloudflare.com/terms/) and Privacy Policy (https://www.cloudflare.com/privacypolicy/).`,
time.Now().Year(), time.Now().Year(),
) )
app.Version = fmt.Sprintf("%s (built %s%s)", Version, BuildTime, bInfo.GetBuildTypeMsg()) app.Version = fmt.Sprintf("%s (built %s)", Version, BuildTime)
app.Description = `cloudflared connects your machine or user identity to Cloudflare's global network. app.Description = `cloudflared connects your machine or user identity to Cloudflare's global network.
You can use it to authenticate a session to reach an API behind Access, route web traffic to this machine, You can use it to authenticate a session to reach an API behind Access, route web traffic to this machine,
and configure access control. and configure access control.`
See https://developers.cloudflare.com/cloudflare-one/connections/connect-apps for more in-depth documentation.`
app.Flags = flags() app.Flags = flags()
app.Action = action(graceShutdownC) app.Action = action(Version, shutdownC, graceShutdownC)
app.Before = tunnel.SetFlagsFromConfigFile
app.Commands = commands(cli.ShowVersion) app.Commands = commands(cli.ShowVersion)
tunnel.Init(bInfo, graceShutdownC) // we need this to support the tunnel sub command... tunnel.Init(Version, shutdownC, graceShutdownC) // we need this to support the tunnel sub command...
access.Init(graceShutdownC, Version) access.Init(shutdownC, graceShutdownC)
updater.Init(bInfo) updater.Init(Version)
tracing.Init(Version) runApp(app, shutdownC, graceShutdownC)
token.Init(Version)
tail.Init(bInfo)
runApp(app, graceShutdownC)
} }
func commands(version func(c *cli.Context)) []*cli.Command { func commands(version func(c *cli.Context)) []*cli.Command {
cmds := []*cli.Command{ cmds := []*cli.Command{
{ {
Name: "update", Name: "update",
Action: cliutil.ConfiguredAction(updater.Update), Action: cliutil.ErrorHandler(updater.Update),
Usage: "Update the agent if a new version exists", Usage: "Update the agent if a new version exists",
Flags: []cli.Flag{ Flags: []cli.Flag{
&cli.BoolFlag{ &cli.BoolFlag{
@ -129,33 +117,21 @@ func commands(version func(c *cli.Context)) []*cli.Command {
If a new version exists, updates the agent binary and quits. If a new version exists, updates the agent binary and quits.
Otherwise, does nothing. Otherwise, does nothing.
To determine if an update happened in a script, check for error code 11.`, To determine if an update happened in a script, check for error code 64.`,
}, },
{ {
Name: "version", Name: "version",
Action: func(c *cli.Context) (err error) { Action: func(c *cli.Context) (err error) {
if c.Bool("short") {
fmt.Println(strings.Split(c.App.Version, " ")[0])
return nil
}
version(c) version(c)
return nil return nil
}, },
Usage: versionText, Usage: versionText,
Description: versionText, Description: versionText,
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "short",
Aliases: []string{"s"},
Usage: "print just the version number",
},
},
}, },
} }
cmds = append(cmds, tunnel.Commands()...) cmds = append(cmds, tunnel.Commands()...)
cmds = append(cmds, proxydns.Command(false)) cmds = append(cmds, tunneldns.Command(false))
cmds = append(cmds, access.Commands()...) cmds = append(cmds, access.Commands()...)
cmds = append(cmds, tail.Command())
return cmds return cmds
} }
@ -168,15 +144,15 @@ func isEmptyInvocation(c *cli.Context) bool {
return c.NArg() == 0 && c.NumFlags() == 0 return c.NArg() == 0 && c.NumFlags() == 0
} }
func action(graceShutdownC chan struct{}) cli.ActionFunc { func action(version string, shutdownC, graceShutdownC chan struct{}) cli.ActionFunc {
return cliutil.ConfiguredAction(func(c *cli.Context) (err error) { return cliutil.ErrorHandler(func(c *cli.Context) (err error) {
if isEmptyInvocation(c) { if isEmptyInvocation(c) {
return handleServiceMode(c, graceShutdownC) return handleServiceMode(shutdownC)
} }
func() { tags := make(map[string]string)
defer sentry.Recover() tags["hostname"] = c.String("hostname")
err = tunnel.TunnelCommand(c) raven.SetTagsContext(tags)
}() raven.CapturePanic(func() { err = tunnel.TunnelCommand(c) }, nil)
if err != nil { if err != nil {
captureError(err) captureError(err)
} }
@ -204,38 +180,45 @@ func captureError(err error) {
return return
} }
} }
sentry.CaptureException(err) raven.CaptureError(err, nil)
} }
// cloudflared was started without any flags // cloudflared was started without any flags
func handleServiceMode(c *cli.Context, shutdownC chan struct{}) error { func handleServiceMode(shutdownC chan struct{}) error {
log := logger.CreateLoggerFromContext(c, logger.DisableTerminalLog) defer log.SharedWriteManager.Shutdown()
logDirectory, logLevel := config.FindLogSettings()
logger, err := log.New(log.DefaultFile(logDirectory), log.LogLevelString(logLevel))
if err != nil {
return cliutil.PrintLoggerSetupError("error setting up logger", err)
}
logger.Infof("logging to directory: %s", logDirectory)
// start the main run loop that reads from the config file // start the main run loop that reads from the config file
f, err := watcher.NewFile() f, err := watcher.NewFile()
if err != nil { if err != nil {
log.Err(err).Msg("Cannot load config file") logger.Errorf("Cannot load config file: %s", err)
return err return err
} }
configPath := config.FindOrCreateConfigPath() configPath := config.FindOrCreateConfigPath()
configManager, err := config.NewFileManager(f, configPath, log) configManager, err := config.NewFileManager(f, configPath, logger)
if err != nil { if err != nil {
log.Err(err).Msg("Cannot setup config file for monitoring") logger.Errorf("Cannot setup config file for monitoring: %s", err)
return err return err
} }
log.Info().Msgf("monitoring config file at: %s", configPath) logger.Infof("monitoring config file at: %s", configPath)
serviceCallback := func(t string, name string, err error) { serviceCallback := func(t string, name string, err error) {
if err != nil { if err != nil {
log.Err(err).Msgf("%s service: %s encountered an error", t, name) logger.Errorf("%s service: %s encountered an error: %s", t, name, err)
} }
} }
serviceManager := overwatch.NewAppManager(serviceCallback) serviceManager := overwatch.NewAppManager(serviceCallback)
appService := NewAppService(configManager, serviceManager, shutdownC, log) appService := NewAppService(configManager, serviceManager, shutdownC, logger)
if err := appService.Run(); err != nil { if err := appService.Run(); err != nil {
log.Err(err).Msg("Failed to start app service") logger.Errorf("Failed to start app service: %s", err)
return err return err
} }
return nil return nil

View File

@ -0,0 +1,30 @@
package path
import (
"fmt"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/mitchellh/go-homedir"
)
// GenerateFilePathFromURL will return a filepath for given access application url
func GenerateFilePathFromURL(url *url.URL, suffix string) (string, error) {
configPath, err := homedir.Expand(config.DefaultConfigSearchDirectories()[0])
if err != nil {
return "", err
}
ok, err := config.FileExists(configPath)
if !ok && err == nil {
// create config directory if doesn't already exist
err = os.Mkdir(configPath, 0700)
}
if err != nil {
return "", err
}
name := strings.Replace(fmt.Sprintf("%s%s-%s", url.Hostname(), url.EscapedPath(), suffix), "/", "-", -1)
return filepath.Join(configPath, name), nil
}

View File

@ -1,115 +0,0 @@
package proxydns
import (
"context"
"net"
"os"
"os/signal"
"syscall"
"github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/metrics"
"github.com/cloudflare/cloudflared/tunneldns"
)
func Command(hidden bool) *cli.Command {
return &cli.Command{
Name: "proxy-dns",
Action: cliutil.ConfiguredAction(Run),
Usage: "Run a DNS over HTTPS proxy server.",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "metrics",
Value: "localhost:",
Usage: "Listen address for metrics reporting.",
EnvVars: []string{"TUNNEL_METRICS"},
},
&cli.StringFlag{
Name: "address",
Usage: "Listen address for the DNS over HTTPS proxy server.",
Value: "localhost",
EnvVars: []string{"TUNNEL_DNS_ADDRESS"},
},
// Note TUN-3758 , we use Int because UInt is not supported with altsrc
&cli.IntFlag{
Name: "port",
Usage: "Listen on given port for the DNS over HTTPS proxy server.",
Value: 53,
EnvVars: []string{"TUNNEL_DNS_PORT"},
},
&cli.StringSliceFlag{
Name: "upstream",
Usage: "Upstream endpoint URL, you can specify multiple endpoints for redundancy.",
Value: cli.NewStringSlice("https://1.1.1.1/dns-query", "https://1.0.0.1/dns-query"),
EnvVars: []string{"TUNNEL_DNS_UPSTREAM"},
},
&cli.StringSliceFlag{
Name: "bootstrap",
Usage: "bootstrap endpoint URL, you can specify multiple endpoints for redundancy.",
Value: cli.NewStringSlice("https://162.159.36.1/dns-query", "https://162.159.46.1/dns-query", "https://[2606:4700:4700::1111]/dns-query", "https://[2606:4700:4700::1001]/dns-query"),
EnvVars: []string{"TUNNEL_DNS_BOOTSTRAP"},
},
&cli.IntFlag{
Name: "max-upstream-conns",
Usage: "Maximum concurrent connections to upstream. Setting to 0 means unlimited.",
Value: tunneldns.MaxUpstreamConnsDefault,
EnvVars: []string{"TUNNEL_DNS_MAX_UPSTREAM_CONNS"},
},
},
ArgsUsage: " ", // can't be the empty string or we get the default output
Hidden: hidden,
}
}
// Run implements a foreground runner
func Run(c *cli.Context) error {
log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog)
metricsListener, err := net.Listen("tcp", c.String("metrics"))
if err != nil {
log.Fatal().Err(err).Msg("Failed to open the metrics listener")
}
go metrics.ServeMetrics(metricsListener, context.Background(), metrics.Config{}, log)
listener, err := tunneldns.CreateListener(
c.String("address"),
// Note TUN-3758 , we use Int because UInt is not supported with altsrc
uint16(c.Int("port")),
c.StringSlice("upstream"),
c.StringSlice("bootstrap"),
c.Int("max-upstream-conns"),
log,
)
if err != nil {
log.Err(err).Msg("Failed to create the listeners")
return err
}
// Try to start the server
readySignal := make(chan struct{})
err = listener.Start(readySignal)
if err != nil {
log.Err(err).Msg("Failed to start the listeners")
return listener.Stop()
}
<-readySignal
// Wait for signal
signals := make(chan os.Signal, 10)
signal.Notify(signals, syscall.SIGTERM, syscall.SIGINT)
defer signal.Stop(signals)
<-signals
// Shut down server
err = listener.Stop()
if err != nil {
log.Err(err).Msg("failed to stop")
}
return err
}

View File

@ -5,14 +5,14 @@ import (
"bytes" "bytes"
"fmt" "fmt"
"io" "io"
"io/ioutil"
"os" "os"
"os/exec" "os/exec"
"path"
"text/template" "text/template"
homedir "github.com/mitchellh/go-homedir" "github.com/mitchellh/go-homedir"
"github.com/cloudflare/cloudflared/config" "github.com/cloudflare/cloudflared/cmd/cloudflared/config"
) )
type ServiceTemplate struct { type ServiceTemplate struct {
@ -43,27 +43,16 @@ func (st *ServiceTemplate) Generate(args *ServiceTemplateArgs) error {
if err != nil { if err != nil {
return err return err
} }
if _, err = os.Stat(resolvedPath); err == nil {
return fmt.Errorf(serviceAlreadyExistsWarn(resolvedPath))
}
var buffer bytes.Buffer var buffer bytes.Buffer
err = tmpl.Execute(&buffer, args) err = tmpl.Execute(&buffer, args)
if err != nil { if err != nil {
return fmt.Errorf("error generating %s: %v", st.Path, err) return fmt.Errorf("error generating %s: %v", st.Path, err)
} }
fileMode := os.FileMode(0o644) fileMode := os.FileMode(0644)
if st.FileMode != 0 { if st.FileMode != 0 {
fileMode = st.FileMode fileMode = st.FileMode
} }
err = ioutil.WriteFile(resolvedPath, buffer.Bytes(), fileMode)
plistFolder := path.Dir(resolvedPath)
err = os.MkdirAll(plistFolder, 0o755)
if err != nil {
return fmt.Errorf("error creating %s: %v", plistFolder, err)
}
err = os.WriteFile(resolvedPath, buffer.Bytes(), fileMode)
if err != nil { if err != nil {
return fmt.Errorf("error writing %s: %v", resolvedPath, err) return fmt.Errorf("error writing %s: %v", resolvedPath, err)
} }
@ -82,15 +71,6 @@ func (st *ServiceTemplate) Remove() error {
return nil return nil
} }
func serviceAlreadyExistsWarn(service string) string {
return fmt.Sprintf("cloudflared service is already installed at %s; if you are running a cloudflared tunnel, you "+
"can point it to multiple origins, avoiding the need to run more than one cloudflared service in the "+
"same machine; otherwise if you are really sure, you can do `cloudflared service uninstall` to clean "+
"up the existing service and then try again this command",
service,
)
}
func runCommand(command string, args ...string) error { func runCommand(command string, args ...string) error {
cmd := exec.Command(command, args...) cmd := exec.Command(command, args...)
stderr, err := cmd.StderrPipe() stderr, err := cmd.StderrPipe()
@ -102,10 +82,10 @@ func runCommand(command string, args ...string) error {
return fmt.Errorf("error starting %s: %v", command, err) return fmt.Errorf("error starting %s: %v", command, err)
} }
output, _ := io.ReadAll(stderr) _, _ = ioutil.ReadAll(stderr)
err = cmd.Wait() err = cmd.Wait()
if err != nil { if err != nil {
return fmt.Errorf("%s %v returned with error code %v due to: %v", command, args, err, string(output)) return fmt.Errorf("%s returned with error: %v", command, err)
} }
return nil return nil
} }

View File

@ -1,6 +1,6 @@
//go:build darwin //+build darwin
package token package shell
import ( import (
"os/exec" "os/exec"

View File

@ -0,0 +1,11 @@
//+build !windows,!darwin,!linux,!netbsd,!freebsd,!openbsd
package shell
import (
"os/exec"
)
func getBrowserCmd(url string) *exec.Cmd {
return nil
}

View File

@ -0,0 +1,11 @@
//+build linux freebsd openbsd netbsd
package shell
import (
"os/exec"
)
func getBrowserCmd(url string) *exec.Cmd {
return exec.Command("xdg-open", url)
}

View File

@ -1,6 +1,6 @@
//go:build windows //+build windows
package token package shell
import ( import (
"fmt" "fmt"

View File

@ -0,0 +1,33 @@
package shell
import (
"io"
"os"
"os/exec"
)
// OpenBrowser opens the specified URL in the default browser of the user
func OpenBrowser(url string) error {
return getBrowserCmd(url).Start()
}
// Run will kick off a shell task and pipe the results to the respective std pipes
func Run(cmd string, args ...string) error {
c := exec.Command(cmd, args...)
stderr, err := c.StderrPipe()
if err != nil {
return err
}
go func() {
io.Copy(os.Stderr, stderr)
}()
stdout, err := c.StdoutPipe()
if err != nil {
return err
}
go func() {
io.Copy(os.Stdout, stdout)
}()
return c.Run()
}

View File

@ -1,428 +0,0 @@
package tail
import (
"encoding/json"
"errors"
"fmt"
"net/http"
"net/url"
"os"
"os/signal"
"syscall"
"time"
"github.com/google/uuid"
"github.com/mattn/go-colorable"
"github.com/rs/zerolog"
"github.com/urfave/cli/v2"
"nhooyr.io/websocket"
"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
"github.com/cloudflare/cloudflared/credentials"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/management"
)
var (
buildInfo *cliutil.BuildInfo
)
func Init(bi *cliutil.BuildInfo) {
buildInfo = bi
}
func Command() *cli.Command {
subcommands := []*cli.Command{
buildTailManagementTokenSubcommand(),
}
return buildTailCommand(subcommands)
}
func buildTailManagementTokenSubcommand() *cli.Command {
return &cli.Command{
Name: "token",
Action: cliutil.ConfiguredAction(managementTokenCommand),
Usage: "Get management access jwt",
UsageText: "cloudflared tail token TUNNEL_ID",
Description: `Get management access jwt for a tunnel`,
Hidden: true,
}
}
func managementTokenCommand(c *cli.Context) error {
log := createLogger(c)
token, err := getManagementToken(c, log)
if err != nil {
return err
}
var tokenResponse = struct {
Token string `json:"token"`
}{Token: token}
return json.NewEncoder(os.Stdout).Encode(tokenResponse)
}
func buildTailCommand(subcommands []*cli.Command) *cli.Command {
return &cli.Command{
Name: "tail",
Action: Run,
Usage: "Stream logs from a remote cloudflared",
UsageText: "cloudflared tail [tail command options] [TUNNEL-ID]",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "connector-id",
Usage: "Access a specific cloudflared instance by connector id (for when a tunnel has multiple cloudflared's)",
Value: "",
EnvVars: []string{"TUNNEL_MANAGEMENT_CONNECTOR"},
},
&cli.StringSliceFlag{
Name: "event",
Usage: "Filter by specific Events (cloudflared, http, tcp, udp) otherwise, defaults to send all events",
EnvVars: []string{"TUNNEL_MANAGEMENT_FILTER_EVENTS"},
},
&cli.StringFlag{
Name: "level",
Usage: "Filter by specific log levels (debug, info, warn, error). Filters by debug log level by default.",
EnvVars: []string{"TUNNEL_MANAGEMENT_FILTER_LEVEL"},
Value: "debug",
},
&cli.Float64Flag{
Name: "sample",
Usage: "Sample log events by percentage (0.0 .. 1.0). No sampling by default.",
EnvVars: []string{"TUNNEL_MANAGEMENT_FILTER_SAMPLE"},
Value: 1.0,
},
&cli.StringFlag{
Name: "token",
Usage: "Access token for a specific tunnel",
Value: "",
EnvVars: []string{"TUNNEL_MANAGEMENT_TOKEN"},
},
&cli.StringFlag{
Name: "output",
Usage: "Output format for the logs (default, json)",
Value: "default",
EnvVars: []string{"TUNNEL_MANAGEMENT_OUTPUT"},
},
&cli.StringFlag{
Name: "management-hostname",
Usage: "Management hostname to signify incoming management requests",
EnvVars: []string{"TUNNEL_MANAGEMENT_HOSTNAME"},
Hidden: true,
Value: "management.argotunnel.com",
},
&cli.StringFlag{
Name: "trace",
Usage: "Set a cf-trace-id for the request",
Hidden: true,
Value: "",
},
&cli.StringFlag{
Name: logger.LogLevelFlag,
Value: "info",
Usage: "Application logging level {debug, info, warn, error, fatal}",
EnvVars: []string{"TUNNEL_LOGLEVEL"},
},
&cli.StringFlag{
Name: credentials.OriginCertFlag,
Usage: "Path to the certificate generated for your origin when you run cloudflared login.",
EnvVars: []string{"TUNNEL_ORIGIN_CERT"},
Value: credentials.FindDefaultOriginCertPath(),
},
},
Subcommands: subcommands,
}
}
// Middleware validation error struct for returning to the eyeball
type managementError struct {
Code int `json:"code,omitempty"`
Message string `json:"message,omitempty"`
}
// Middleware validation error HTTP response JSON for returning to the eyeball
type managementErrorResponse struct {
Success bool `json:"success,omitempty"`
Errors []managementError `json:"errors,omitempty"`
}
func handleValidationError(resp *http.Response, log *zerolog.Logger) {
if resp.StatusCode == 530 {
log.Error().Msgf("no cloudflared connector available or reachable via management request (a recent version of cloudflared is required to use streaming logs)")
}
var managementErr managementErrorResponse
err := json.NewDecoder(resp.Body).Decode(&managementErr)
if err != nil {
log.Error().Msgf("unable to start management log streaming session: http response code returned %d", resp.StatusCode)
return
}
if managementErr.Success || len(managementErr.Errors) == 0 {
log.Error().Msgf("management tunnel validation returned success with invalid HTTP response code to convert to a WebSocket request")
return
}
for _, e := range managementErr.Errors {
log.Error().Msgf("management request failed validation: (%d) %s", e.Code, e.Message)
}
}
// logger will be created to emit only against the os.Stderr as to not obstruct with normal output from
// management requests
func createLogger(c *cli.Context) *zerolog.Logger {
level, levelErr := zerolog.ParseLevel(c.String(logger.LogLevelFlag))
if levelErr != nil {
level = zerolog.InfoLevel
}
log := zerolog.New(zerolog.ConsoleWriter{
Out: colorable.NewColorable(os.Stderr),
TimeFormat: time.RFC3339,
}).With().Timestamp().Logger().Level(level)
return &log
}
// parseFilters will attempt to parse provided filters to send to with the EventStartStreaming
func parseFilters(c *cli.Context) (*management.StreamingFilters, error) {
var level *management.LogLevel
var events []management.LogEventType
var sample float64
argLevel := c.String("level")
argEvents := c.StringSlice("event")
argSample := c.Float64("sample")
if argLevel != "" {
l, ok := management.ParseLogLevel(argLevel)
if !ok {
return nil, fmt.Errorf("invalid --level filter provided, please use one of the following Log Levels: debug, info, warn, error")
}
level = &l
}
for _, v := range argEvents {
t, ok := management.ParseLogEventType(v)
if !ok {
return nil, fmt.Errorf("invalid --event filter provided, please use one of the following EventTypes: cloudflared, http, tcp, udp")
}
events = append(events, t)
}
if argSample <= 0.0 || argSample > 1.0 {
return nil, fmt.Errorf("invalid --sample value provided, please make sure it is in the range (0.0 .. 1.0)")
}
sample = argSample
if level == nil && len(events) == 0 && argSample != 1.0 {
// When no filters are provided, do not return a StreamingFilters struct
return nil, nil
}
return &management.StreamingFilters{
Level: level,
Events: events,
Sampling: sample,
}, nil
}
// getManagementToken will make a call to the Cloudflare API to acquire a management token for the requested tunnel.
func getManagementToken(c *cli.Context, log *zerolog.Logger) (string, error) {
userCreds, err := credentials.Read(c.String(credentials.OriginCertFlag), log)
if err != nil {
return "", err
}
client, err := userCreds.Client(c.String("api-url"), buildInfo.UserAgent(), log)
if err != nil {
return "", err
}
tunnelIDString := c.Args().First()
if tunnelIDString == "" {
return "", errors.New("no tunnel ID provided")
}
tunnelID, err := uuid.Parse(tunnelIDString)
if err != nil {
return "", errors.New("unable to parse provided tunnel id as a valid UUID")
}
token, err := client.GetManagementToken(tunnelID)
if err != nil {
return "", err
}
return token, nil
}
// buildURL will build the management url to contain the required query parameters to authenticate the request.
func buildURL(c *cli.Context, log *zerolog.Logger) (url.URL, error) {
var err error
managementHostname := c.String("management-hostname")
token := c.String("token")
if token == "" {
token, err = getManagementToken(c, log)
if err != nil {
return url.URL{}, fmt.Errorf("unable to acquire management token for requested tunnel id: %w", err)
}
}
query := url.Values{}
query.Add("access_token", token)
connector := c.String("connector-id")
if connector != "" {
connectorID, err := uuid.Parse(connector)
if err != nil {
return url.URL{}, fmt.Errorf("unabled to parse 'connector-id' flag into a valid UUID: %w", err)
}
query.Add("connector_id", connectorID.String())
}
return url.URL{Scheme: "wss", Host: managementHostname, Path: "/logs", RawQuery: query.Encode()}, nil
}
func printLine(log *management.Log, logger *zerolog.Logger) {
fields, err := json.Marshal(log.Fields)
if err != nil {
fields = []byte("unable to parse fields")
logger.Debug().Msgf("unable to parse fields from event %+v", log)
}
fmt.Printf("%s %s %s %s %s\n", log.Time, log.Level, log.Event, log.Message, fields)
}
func printJSON(log *management.Log, logger *zerolog.Logger) {
output, err := json.Marshal(log)
if err != nil {
logger.Debug().Msgf("unable to parse event to json %+v", log)
} else {
fmt.Println(string(output))
}
}
// Run implements a foreground runner
func Run(c *cli.Context) error {
log := createLogger(c)
signals := make(chan os.Signal, 10)
signal.Notify(signals, syscall.SIGTERM, syscall.SIGINT)
defer signal.Stop(signals)
output := "default"
switch c.String("output") {
case "default", "":
output = "default"
case "json":
output = "json"
default:
log.Err(errors.New("invalid --output value provided, please make sure it is one of: default, json")).Send()
}
filters, err := parseFilters(c)
if err != nil {
log.Error().Err(err).Msgf("invalid filters provided")
return nil
}
u, err := buildURL(c, log)
if err != nil {
log.Err(err).Msg("unable to construct management request URL")
return nil
}
header := make(http.Header)
header.Add("User-Agent", buildInfo.UserAgent())
trace := c.String("trace")
if trace != "" {
header["cf-trace-id"] = []string{trace}
}
ctx := c.Context
conn, resp, err := websocket.Dial(ctx, u.String(), &websocket.DialOptions{
HTTPHeader: header,
})
if err != nil {
if resp != nil && resp.StatusCode != http.StatusSwitchingProtocols {
handleValidationError(resp, log)
return nil
}
log.Error().Err(err).Msgf("unable to start management log streaming session")
return nil
}
defer conn.Close(websocket.StatusInternalError, "management connection was closed abruptly")
// Once connection is established, send start_streaming event to begin receiving logs
err = management.WriteEvent(conn, ctx, &management.EventStartStreaming{
ClientEvent: management.ClientEvent{Type: management.StartStreaming},
Filters: filters,
})
if err != nil {
log.Error().Err(err).Msg("unable to request logs from management tunnel")
return nil
}
log.Debug().
Str("tunnel-id", c.Args().First()).
Str("connector-id", c.String("connector-id")).
Interface("filters", filters).
Msg("connected")
readerDone := make(chan struct{})
go func() {
defer close(readerDone)
for {
select {
case <-ctx.Done():
return
default:
event, err := management.ReadServerEvent(conn, ctx)
if err != nil {
if closeErr := management.AsClosed(err); closeErr != nil {
// If the client (or the server) already closed the connection, don't continue to
// attempt to read from the client.
if closeErr.Code == websocket.StatusNormalClosure {
return
}
// Only log abnormal closures
log.Error().Msgf("received remote closure: (%d) %s", closeErr.Code, closeErr.Reason)
return
}
log.Err(err).Msg("unable to read event from server")
return
}
switch event.Type {
case management.Logs:
logs, ok := management.IntoServerEvent(event, management.Logs)
if !ok {
log.Error().Msgf("invalid logs event")
continue
}
// Output all the logs received to stdout
for _, l := range logs.Logs {
if output == "json" {
printJSON(l, log)
} else {
printLine(l, log)
}
}
case management.UnknownServerEventType:
fallthrough
default:
log.Debug().Msgf("unexpected log event type: %s", event.Type)
}
}
}
}()
for {
select {
case <-ctx.Done():
return nil
case <-readerDone:
return nil
case <-signals:
log.Debug().Msg("closing management connection")
// Cleanly close the connection by sending a close message and then
// waiting (with timeout) for the server to close the connection.
conn.Close(websocket.StatusNormalClosure, "")
select {
case <-readerDone:
case <-time.After(time.Second):
}
return nil
}
}
}

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@ -0,0 +1,217 @@
package token
import (
"context"
"encoding/json"
"fmt"
"io/ioutil"
"net/url"
"os"
"os/signal"
"syscall"
"time"
"github.com/cloudflare/cloudflared/cmd/cloudflared/config"
"github.com/cloudflare/cloudflared/cmd/cloudflared/path"
"github.com/cloudflare/cloudflared/cmd/cloudflared/transfer"
"github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/origin"
"github.com/coreos/go-oidc/jose"
)
const (
keyName = "token"
)
type lock struct {
lockFilePath string
backoff *origin.BackoffHandler
sigHandler *signalHandler
}
type signalHandler struct {
sigChannel chan os.Signal
signals []os.Signal
}
type jwtPayload struct {
Aud []string `json:"aud"`
Email string `json:"email"`
Exp int `json:"exp"`
Iat int `json:"iat"`
Nbf int `json:"nbf"`
Iss string `json:"iss"`
Type string `json:"type"`
Subt string `json:"sub"`
}
func (p jwtPayload) isExpired() bool {
return int(time.Now().Unix()) > p.Exp
}
func (s *signalHandler) register(handler func()) {
s.sigChannel = make(chan os.Signal, 1)
signal.Notify(s.sigChannel, s.signals...)
go func(s *signalHandler) {
for range s.sigChannel {
handler()
}
}(s)
}
func (s *signalHandler) deregister() {
signal.Stop(s.sigChannel)
close(s.sigChannel)
}
func errDeleteTokenFailed(lockFilePath string) error {
return fmt.Errorf("failed to acquire a new Access token. Please try to delete %s", lockFilePath)
}
// newLock will get a new file lock
func newLock(path string) *lock {
lockPath := path + ".lock"
return &lock{
lockFilePath: lockPath,
backoff: &origin.BackoffHandler{MaxRetries: 7},
sigHandler: &signalHandler{
signals: []os.Signal{syscall.SIGINT, syscall.SIGTERM},
},
}
}
func (l *lock) Acquire() error {
// Intercept SIGINT and SIGTERM to release lock before exiting
l.sigHandler.register(func() {
l.deleteLockFile()
os.Exit(0)
})
// Check for a path.lock file
// if the lock file exists; start polling
// if not, create the lock file and go through the normal flow.
// See AUTH-1736 for the reason why we do all this
for isTokenLocked(l.lockFilePath) {
if l.backoff.Backoff(context.Background()) {
continue
}
if err := l.deleteLockFile(); err != nil {
return err
}
}
// Create a lock file so other processes won't also try to get the token at
// the same time
if err := ioutil.WriteFile(l.lockFilePath, []byte{}, 0600); err != nil {
return err
}
return nil
}
func (l *lock) deleteLockFile() error {
if err := os.Remove(l.lockFilePath); err != nil && !os.IsNotExist(err) {
return errDeleteTokenFailed(l.lockFilePath)
}
return nil
}
func (l *lock) Release() error {
defer l.sigHandler.deregister()
return l.deleteLockFile()
}
// isTokenLocked checks to see if there is another process attempting to get the token already
func isTokenLocked(lockFilePath string) bool {
exists, err := config.FileExists(lockFilePath)
return exists && err == nil
}
// FetchTokenWithRedirect will either load a stored token or generate a new one
// it appends the full url as the redirect URL to the access cli request if opening the browser
func FetchTokenWithRedirect(appURL *url.URL, logger logger.Service) (string, error) {
return getToken(appURL, false, logger)
}
// FetchToken will either load a stored token or generate a new one
// it appends the host of the appURL as the redirect URL to the access cli request if opening the browser
func FetchToken(appURL *url.URL, logger logger.Service) (string, error) {
return getToken(appURL, true, logger)
}
// getToken will either load a stored token or generate a new one
func getToken(appURL *url.URL, useHostOnly bool, logger logger.Service) (string, error) {
if token, err := GetTokenIfExists(appURL); token != "" && err == nil {
return token, nil
}
path, err := path.GenerateFilePathFromURL(appURL, keyName)
if err != nil {
return "", err
}
fileLock := newLock(path)
err = fileLock.Acquire()
if err != nil {
return "", err
}
defer fileLock.Release()
// check to see if another process has gotten a token while we waited for the lock
if token, err := GetTokenIfExists(appURL); token != "" && err == nil {
return token, nil
}
// this weird parameter is the resource name (token) and the key/value
// we want to send to the transfer service. the key is token and the value
// is blank (basically just the id generated in the transfer service)
token, err := transfer.Run(appURL, keyName, keyName, "", path, true, useHostOnly, logger)
if err != nil {
return "", err
}
return string(token), nil
}
// GetTokenIfExists will return the token from local storage if it exists and not expired
func GetTokenIfExists(url *url.URL) (string, error) {
path, err := path.GenerateFilePathFromURL(url, keyName)
if err != nil {
return "", err
}
content, err := ioutil.ReadFile(path)
if err != nil {
return "", err
}
token, err := jose.ParseJWT(string(content))
if err != nil {
return "", err
}
var payload jwtPayload
err = json.Unmarshal(token.Payload, &payload)
if err != nil {
return "", err
}
if payload.isExpired() {
err := os.Remove(path)
return "", err
}
return token.Encode(), nil
}
// RemoveTokenIfExists removes the a token from local storage if it exists
func RemoveTokenIfExists(url *url.URL) error {
path, err := path.GenerateFilePathFromURL(url, keyName)
if err != nil {
return err
}
if err := os.Remove(path); err != nil && !os.IsNotExist(err) {
return err
}
return nil
}

View File

@ -0,0 +1,52 @@
package token
import (
"os"
"syscall"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSignalHandler(t *testing.T) {
sigHandler := signalHandler{signals: []os.Signal{syscall.SIGUSR1}}
handlerRan := false
done := make(chan struct{})
timer := time.NewTimer(time.Second)
sigHandler.register(func(){
handlerRan = true
done <- struct{}{}
})
p, err := os.FindProcess(os.Getpid())
require.Nil(t, err)
p.Signal(syscall.SIGUSR1)
// Blocks for up to one second to make sure the handler callback runs before the assert.
select {
case <- done:
assert.True(t, handlerRan)
case <- timer.C:
t.Fail()
}
sigHandler.deregister()
}
func TestSignalHandlerClose(t *testing.T) {
sigHandler := signalHandler{signals: []os.Signal{syscall.SIGUSR1}}
done := make(chan struct{})
timer := time.NewTimer(time.Second)
sigHandler.register(func(){done <- struct{}{}})
sigHandler.deregister()
p, err := os.FindProcess(os.Getpid())
require.Nil(t, err)
p.Signal(syscall.SIGUSR1)
select {
case <- done:
t.Fail()
case <- timer.C:
}
}

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