mirror of
https://github.com/go-gitea/gitea.git
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3a09d7aa8d
Most potential deadlock problems should have been fixed, and new code is unlikely to cause new problems with the new design. Also raise the minimum Git version required to 2.6.0 (released in 2015)
102 lines
2.2 KiB
Go
102 lines
2.2 KiB
Go
// Copyright 2026 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package gitcmd
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import (
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"context"
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"errors"
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"fmt"
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"os/exec"
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"strings"
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)
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type RunStdError interface {
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error
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Unwrap() error
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Stderr() string
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}
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type runStdError struct {
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err error // usually the low-level error like `*exec.ExitError`
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stderr string // git command's stderr output
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errMsg string // the cached error message for Error() method
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}
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func (r *runStdError) Error() string {
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// FIXME: GIT-CMD-STDERR: it is a bad design, the stderr should not be put in the error message
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// But a lot of code only checks `strings.Contains(err.Error(), "git error")`
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if r.errMsg == "" {
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r.errMsg = fmt.Sprintf("%s - %s", r.err.Error(), strings.TrimSpace(r.stderr))
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}
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return r.errMsg
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}
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func (r *runStdError) Unwrap() error {
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return r.err
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}
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func (r *runStdError) Stderr() string {
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return r.stderr
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}
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func ErrorAsStderr(err error) (string, bool) {
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var runErr RunStdError
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if errors.As(err, &runErr) {
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return runErr.Stderr(), true
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}
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return "", false
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}
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func StderrHasPrefix(err error, prefix string) bool {
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stderr, ok := ErrorAsStderr(err)
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if !ok {
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return false
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}
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return strings.HasPrefix(stderr, prefix)
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}
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func IsErrorExitCode(err error, code int) bool {
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var exitError *exec.ExitError
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if errors.As(err, &exitError) {
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return exitError.ExitCode() == code
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}
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return false
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}
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func IsErrorSignalKilled(err error) bool {
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var exitError *exec.ExitError
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return errors.As(err, &exitError) && exitError.String() == "signal: killed"
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}
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func IsErrorCanceledOrKilled(err error) bool {
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// When "cancel()" a git command's context, the returned error of "Run()" could be one of them:
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// - context.Canceled
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// - *exec.ExitError: "signal: killed"
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// TODO: in the future, we need to use unified error type from gitcmd.Run to check whether it is manually canceled
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return errors.Is(err, context.Canceled) || IsErrorSignalKilled(err)
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}
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type pipelineError struct {
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error
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}
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func (e pipelineError) Unwrap() error {
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return e.error
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}
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func wrapPipelineError(err error) error {
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if err == nil {
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return nil
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}
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return pipelineError{err}
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}
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func ErrorAsPipeline(err error) error {
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var pipelineErr pipelineError
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if errors.As(err, &pipelineErr) {
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return pipelineErr.error
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}
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return nil
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}
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