forgejo/modules/git/repo_base_gogit.go
zeripath 5cb0c9aa0d
Propagate context and ensure git commands run in request context (#17868)
This PR continues the work in #17125 by progressively ensuring that git
commands run within the request context.

This now means that the if there is a git repo already open in the context it will be used instead of reopening it.

Signed-off-by: Andrew Thornton <art27@cantab.net>
2022-01-19 23:26:57 +00:00

89 lines
2.3 KiB
Go

// Copyright 2015 The Gogs Authors. All rights reserved.
// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
//go:build gogit
// +build gogit
package git
import (
"context"
"errors"
"path/filepath"
gitealog "code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"github.com/go-git/go-billy/v5/osfs"
gogit "github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing/cache"
"github.com/go-git/go-git/v5/storage/filesystem"
)
// Repository represents a Git repository.
type Repository struct {
Path string
tagCache *ObjectCache
gogitRepo *gogit.Repository
gogitStorage *filesystem.Storage
gpgSettings *GPGSettings
Ctx context.Context
}
// OpenRepository opens the repository at the given path.
func OpenRepository(repoPath string) (*Repository, error) {
return OpenRepositoryCtx(DefaultContext, repoPath)
}
// OpenRepositoryCtx opens the repository at the given path within the context.Context
func OpenRepositoryCtx(ctx context.Context, repoPath string) (*Repository, error) {
repoPath, err := filepath.Abs(repoPath)
if err != nil {
return nil, err
} else if !isDir(repoPath) {
return nil, errors.New("no such file or directory")
}
fs := osfs.New(repoPath)
_, err = fs.Stat(".git")
if err == nil {
fs, err = fs.Chroot(".git")
if err != nil {
return nil, err
}
}
storage := filesystem.NewStorageWithOptions(fs, cache.NewObjectLRUDefault(), filesystem.Options{KeepDescriptors: true, LargeObjectThreshold: setting.Git.LargeObjectThreshold})
gogitRepo, err := gogit.Open(storage, fs)
if err != nil {
return nil, err
}
return &Repository{
Path: repoPath,
gogitRepo: gogitRepo,
gogitStorage: storage,
tagCache: newObjectCache(),
Ctx: ctx,
}, nil
}
// Close this repository, in particular close the underlying gogitStorage if this is not nil
func (repo *Repository) Close() (err error) {
if repo == nil || repo.gogitStorage == nil {
return
}
if err := repo.gogitStorage.Close(); err != nil {
gitealog.Error("Error closing storage: %v", err)
}
return
}
// GoGitRepo gets the go-git repo representation
func (repo *Repository) GoGitRepo() *gogit.Repository {
return repo.gogitRepo
}