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https://github.com/go-gitea/gitea.git
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Partially fix #32018 `git config` and `git remote` write operations create a temporary file named `config.lock`. Since these operations are not atomic, they must not be run in parallel. If two requests attempt to modify the same repository concurrently—such as during a compare operation—one may fail due to the presence of an existing `config.lock` file. In cases where `config.lock` is left behind due to an unexpected program exit, a global lock mechanism could allow us to safely remove the stale lock file when a related error is detected. While this behavior is not yet implemented in this PR, it is planned for a future enhancement. --------- Signed-off-by: wxiaoguang <wxiaoguang@gmail.com> Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
86 lines
2.8 KiB
Go
86 lines
2.8 KiB
Go
// Copyright 2025 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package gitrepo
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import (
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"context"
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"errors"
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"io"
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"time"
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"code.gitea.io/gitea/modules/git"
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giturl "code.gitea.io/gitea/modules/git/url"
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"code.gitea.io/gitea/modules/globallock"
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"code.gitea.io/gitea/modules/util"
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)
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type RemoteOption string
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const (
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RemoteOptionMirrorPush RemoteOption = "--mirror=push"
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RemoteOptionMirrorFetch RemoteOption = "--mirror=fetch"
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)
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func GitRemoteAdd(ctx context.Context, repo Repository, remoteName, remoteURL string, options ...RemoteOption) error {
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return globallock.LockAndDo(ctx, getRepoConfigLockKey(repo.RelativePath()), func(ctx context.Context) error {
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cmd := git.NewCommand("remote", "add")
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if len(options) > 0 {
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switch options[0] {
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case RemoteOptionMirrorPush:
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cmd.AddArguments("--mirror=push")
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case RemoteOptionMirrorFetch:
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cmd.AddArguments("--mirror=fetch")
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default:
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return errors.New("unknown remote option: " + string(options[0]))
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}
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}
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_, _, err := cmd.
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AddDynamicArguments(remoteName, remoteURL).
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RunStdString(ctx, &git.RunOpts{Dir: repoPath(repo)})
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return err
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})
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}
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func GitRemoteRemove(ctx context.Context, repo Repository, remoteName string) error {
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return globallock.LockAndDo(ctx, getRepoConfigLockKey(repo.RelativePath()), func(ctx context.Context) error {
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cmd := git.NewCommand("remote", "rm").AddDynamicArguments(remoteName)
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_, _, err := cmd.RunStdString(ctx, &git.RunOpts{Dir: repoPath(repo)})
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return err
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})
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}
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// GitRemoteGetURL returns the url of a specific remote of the repository.
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func GitRemoteGetURL(ctx context.Context, repo Repository, remoteName string) (*giturl.GitURL, error) {
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addr, err := git.GetRemoteAddress(ctx, repoPath(repo), remoteName)
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if err != nil {
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return nil, err
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}
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if addr == "" {
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return nil, util.NewNotExistErrorf("remote '%s' does not exist", remoteName)
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}
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return giturl.ParseGitURL(addr)
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}
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// GitRemotePrune prunes the remote branches that no longer exist in the remote repository.
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func GitRemotePrune(ctx context.Context, repo Repository, remoteName string, timeout time.Duration, stdout, stderr io.Writer) error {
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return git.NewCommand("remote", "prune").AddDynamicArguments(remoteName).
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Run(ctx, &git.RunOpts{
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Timeout: timeout,
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Dir: repoPath(repo),
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Stdout: stdout,
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Stderr: stderr,
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})
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}
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// GitRemoteUpdatePrune updates the remote branches and prunes the ones that no longer exist in the remote repository.
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func GitRemoteUpdatePrune(ctx context.Context, repo Repository, remoteName string, timeout time.Duration, stdout, stderr io.Writer) error {
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return git.NewCommand("remote", "update", "--prune").AddDynamicArguments(remoteName).
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Run(ctx, &git.RunOpts{
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Timeout: timeout,
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Dir: repoPath(repo),
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Stdout: stdout,
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Stderr: stderr,
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})
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}
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