From d0c0ae6c8f897b8a59f6db08dfa01d6b087a5f84 Mon Sep 17 00:00:00 2001
From: Devin Carr <dcarr@cloudflare.com>
Date: Fri, 14 Jul 2023 16:41:52 -0700
Subject: [PATCH] TUN-7589: Remove legacy golang.org/x/crypto/ssh/terminal
 package usage

Package has been moved to golang.org/x/term
---
 cmd/cloudflared/tunnel/configuration.go       |  4 +-
 cmd/cloudflared/updater/update.go             |  4 +-
 .../x/crypto/ssh/terminal/terminal.go         | 76 -------------------
 vendor/modules.txt                            |  1 -
 4 files changed, 4 insertions(+), 81 deletions(-)
 delete mode 100644 vendor/golang.org/x/crypto/ssh/terminal/terminal.go

diff --git a/cmd/cloudflared/tunnel/configuration.go b/cmd/cloudflared/tunnel/configuration.go
index 8d1fe209..b905bdd8 100644
--- a/cmd/cloudflared/tunnel/configuration.go
+++ b/cmd/cloudflared/tunnel/configuration.go
@@ -15,7 +15,7 @@ import (
 	"github.com/rs/zerolog"
 	"github.com/urfave/cli/v2"
 	"github.com/urfave/cli/v2/altsrc"
-	"golang.org/x/crypto/ssh/terminal"
+	"golang.org/x/term"
 
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/config"
@@ -277,7 +277,7 @@ func gracePeriod(c *cli.Context) (time.Duration, error) {
 }
 
 func isRunningFromTerminal() bool {
-	return terminal.IsTerminal(int(os.Stdout.Fd()))
+	return term.IsTerminal(int(os.Stdout.Fd()))
 }
 
 // Remove any duplicates from the slice
diff --git a/cmd/cloudflared/updater/update.go b/cmd/cloudflared/updater/update.go
index 31be284f..07b382f5 100644
--- a/cmd/cloudflared/updater/update.go
+++ b/cmd/cloudflared/updater/update.go
@@ -12,7 +12,7 @@ import (
 	"github.com/facebookgo/grace/gracenet"
 	"github.com/rs/zerolog"
 	"github.com/urfave/cli/v2"
-	"golang.org/x/crypto/ssh/terminal"
+	"golang.org/x/term"
 
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/logger"
@@ -304,7 +304,7 @@ func wasInstalledFromPackageManager() bool {
 }
 
 func isRunningFromTerminal() bool {
-	return terminal.IsTerminal(int(os.Stdout.Fd()))
+	return term.IsTerminal(int(os.Stdout.Fd()))
 }
 
 func IsSysV() bool {
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go b/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
deleted file mode 100644
index a4d1919a..00000000
--- a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2011 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Package terminal provides support functions for dealing with terminals, as
-// commonly found on UNIX systems.
-//
-// Deprecated: this package moved to golang.org/x/term.
-package terminal
-
-import (
-	"io"
-
-	"golang.org/x/term"
-)
-
-// EscapeCodes contains escape sequences that can be written to the terminal in
-// order to achieve different styles of text.
-type EscapeCodes = term.EscapeCodes
-
-// Terminal contains the state for running a VT100 terminal that is capable of
-// reading lines of input.
-type Terminal = term.Terminal
-
-// NewTerminal runs a VT100 terminal on the given ReadWriter. If the ReadWriter is
-// a local terminal, that terminal must first have been put into raw mode.
-// prompt is a string that is written at the start of each input line (i.e.
-// "> ").
-func NewTerminal(c io.ReadWriter, prompt string) *Terminal {
-	return term.NewTerminal(c, prompt)
-}
-
-// ErrPasteIndicator may be returned from ReadLine as the error, in addition
-// to valid line data. It indicates that bracketed paste mode is enabled and
-// that the returned line consists only of pasted data. Programs may wish to
-// interpret pasted data more literally than typed data.
-var ErrPasteIndicator = term.ErrPasteIndicator
-
-// State contains the state of a terminal.
-type State = term.State
-
-// IsTerminal returns whether the given file descriptor is a terminal.
-func IsTerminal(fd int) bool {
-	return term.IsTerminal(fd)
-}
-
-// ReadPassword reads a line of input from a terminal without local echo.  This
-// is commonly used for inputting passwords and other sensitive data. The slice
-// returned does not include the \n.
-func ReadPassword(fd int) ([]byte, error) {
-	return term.ReadPassword(fd)
-}
-
-// MakeRaw puts the terminal connected to the given file descriptor into raw
-// mode and returns the previous state of the terminal so that it can be
-// restored.
-func MakeRaw(fd int) (*State, error) {
-	return term.MakeRaw(fd)
-}
-
-// Restore restores the terminal connected to the given file descriptor to a
-// previous state.
-func Restore(fd int, oldState *State) error {
-	return term.Restore(fd, oldState)
-}
-
-// GetState returns the current state of a terminal which may be useful to
-// restore the terminal after a signal.
-func GetState(fd int) (*State, error) {
-	return term.GetState(fd)
-}
-
-// GetSize returns the dimensions of the given terminal.
-func GetSize(fd int) (width, height int, err error) {
-	return term.GetSize(fd)
-}
diff --git a/vendor/modules.txt b/vendor/modules.txt
index d3faecae..a2388a2b 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -363,7 +363,6 @@ golang.org/x/crypto/pbkdf2
 golang.org/x/crypto/salsa20/salsa
 golang.org/x/crypto/ssh
 golang.org/x/crypto/ssh/internal/bcrypt_pbkdf
-golang.org/x/crypto/ssh/terminal
 # golang.org/x/exp v0.0.0-20221205204356-47842c84f3db
 ## explicit; go 1.18
 golang.org/x/exp/constraints