cloudflared-mirror/cmd/cloudflared/cliutil/management.go

85 lines
2.2 KiB
Go

package cliutil
import (
"errors"
"fmt"
"io"
"os"
"time"
"github.com/google/uuid"
"github.com/mattn/go-colorable"
"github.com/rs/zerolog"
"github.com/urfave/cli/v2"
"github.com/cloudflare/cloudflared/cfapi"
cfdflags "github.com/cloudflare/cloudflared/cmd/cloudflared/flags"
"github.com/cloudflare/cloudflared/credentials"
)
// Error definitions for management token operations
var (
ErrNoTunnelID = errors.New("no tunnel ID provided")
ErrInvalidTunnelID = errors.New("unable to parse provided tunnel id as a valid UUID")
)
// GetManagementToken acquires a management token from Cloudflare API for the specified resource
func GetManagementToken(c *cli.Context, log *zerolog.Logger, res cfapi.ManagementResource, buildInfo *BuildInfo) (string, error) {
userCreds, err := credentials.Read(c.String(cfdflags.OriginCert), log)
if err != nil {
return "", err
}
var apiURL string
if userCreds.IsFEDEndpoint() {
apiURL = credentials.FedRampBaseApiURL
} else {
apiURL = c.String(cfdflags.ApiURL)
}
client, err := userCreds.Client(apiURL, buildInfo.UserAgent(), log)
if err != nil {
return "", err
}
tunnelIDString := c.Args().First()
if tunnelIDString == "" {
return "", ErrNoTunnelID
}
tunnelID, err := uuid.Parse(tunnelIDString)
if err != nil {
return "", fmt.Errorf("%w: %v", ErrInvalidTunnelID, err)
}
token, err := client.GetManagementToken(tunnelID, res)
if err != nil {
return "", err
}
return token, nil
}
// CreateStderrLogger creates a logger that outputs to stderr to avoid interfering with stdout
func CreateStderrLogger(c *cli.Context) *zerolog.Logger {
level, levelErr := zerolog.ParseLevel(c.String(cfdflags.LogLevel))
if levelErr != nil {
level = zerolog.InfoLevel
}
var writer io.Writer
switch c.String(cfdflags.LogFormatOutput) {
case cfdflags.LogFormatOutputValueJSON:
// zerolog by default outputs as JSON
writer = os.Stderr
case cfdflags.LogFormatOutputValueDefault:
// "default" and unset use the same logger output format
fallthrough
default:
writer = zerolog.ConsoleWriter{
Out: colorable.NewColorable(os.Stderr),
TimeFormat: time.RFC3339,
}
}
log := zerolog.New(writer).With().Timestamp().Logger().Level(level)
return &log
}