diff options
Diffstat (limited to 'services/repository/files/update.go')
-rw-r--r-- | services/repository/files/update.go | 243 |
1 files changed, 167 insertions, 76 deletions
diff --git a/services/repository/files/update.go b/services/repository/files/update.go index 712914a27e..99c1215c9f 100644 --- a/services/repository/files/update.go +++ b/services/repository/files/update.go @@ -8,6 +8,7 @@ import ( "fmt" "io" "path" + "slices" "strings" "time" @@ -203,13 +204,7 @@ func ChangeRepoFiles(ctx context.Context, repo *repo_model.Repository, doer *use } // Find the file we want to delete in the index - inFilelist := false - for _, indexFile := range filesInIndex { - if indexFile == file.TreePath { - inFilelist = true - break - } - } + inFilelist := slices.Contains(filesInIndex, file.TreePath) if !inFilelist { return nil, ErrRepoFileDoesNotExist{ Path: file.TreePath, @@ -225,7 +220,7 @@ func ChangeRepoFiles(ctx context.Context, repo *repo_model.Repository, doer *use return nil, err // Couldn't get a commit for the branch } - // Assigned LastCommitID in opts if it hasn't been set + // Assigned LastCommitID in "opts" if it hasn't been set if opts.LastCommitID == "" { opts.LastCommitID = commit.ID.String() } else { @@ -237,22 +232,21 @@ func ChangeRepoFiles(ctx context.Context, repo *repo_model.Repository, doer *use } for _, file := range opts.Files { - if err := handleCheckErrors(file, commit, opts); err != nil { + if err = handleCheckErrors(file, commit, opts); err != nil { return nil, err } } } - contentStore := lfs.NewContentStore() + lfsContentStore := lfs.NewContentStore() for _, file := range opts.Files { switch file.Operation { - case "create", "update": - if err := CreateOrUpdateFile(ctx, t, file, contentStore, repo.ID, hasOldBranch); err != nil { + case "create", "update", "rename": + if err = CreateUpdateRenameFile(ctx, t, file, lfsContentStore, repo.ID, hasOldBranch); err != nil { return nil, err } case "delete": - // Remove the file from the index - if err := t.RemoveFilesFromIndex(ctx, file.TreePath); err != nil { + if err = t.RemoveFilesFromIndex(ctx, file.TreePath); err != nil { return nil, err } default: @@ -372,13 +366,13 @@ func (err ErrSHAOrCommitIDNotProvided) Error() string { // handles the check for various issues for ChangeRepoFiles func handleCheckErrors(file *ChangeRepoFile, commit *git.Commit, opts *ChangeRepoFilesOptions) error { - if file.Operation == "update" || file.Operation == "delete" { + if file.Operation == "update" || file.Operation == "delete" || file.Operation == "rename" { fromEntry, err := commit.GetTreeEntryByPath(file.Options.fromTreePath) if err != nil { return err } if file.SHA != "" { - // If a SHA was given and the SHA given doesn't match the SHA of the fromTreePath, throw error + // If the SHA given doesn't match the SHA of the fromTreePath, throw error if file.SHA != fromEntry.ID.String() { return pull_service.ErrSHADoesNotMatch{ Path: file.Options.treePath, @@ -387,7 +381,7 @@ func handleCheckErrors(file *ChangeRepoFile, commit *git.Commit, opts *ChangeRep } } } else if opts.LastCommitID != "" { - // If a lastCommitID was given and it doesn't match the commitID of the head of the branch throw + // If a lastCommitID given doesn't match the branch head's commitID throw // an error, but only if we aren't creating a new branch. if commit.ID.String() != opts.LastCommitID && opts.OldBranch == opts.NewBranch { if changed, err := commit.FileChangedSinceCommit(file.Options.treePath, opts.LastCommitID); err != nil { @@ -405,13 +399,14 @@ func handleCheckErrors(file *ChangeRepoFile, commit *git.Commit, opts *ChangeRep // haven't been made. We throw an error if one wasn't provided. return ErrSHAOrCommitIDNotProvided{} } + // FIXME: legacy hacky approach, it shouldn't prepare the "Options" in the "check" function file.Options.executable = fromEntry.IsExecutable() } - if file.Operation == "create" || file.Operation == "update" { - // For the path where this file will be created/updated, we need to make - // sure no parts of the path are existing files or links except for the last - // item in the path which is the file name, and that shouldn't exist IF it is - // a new file OR is being moved to a new path. + + if file.Operation == "create" || file.Operation == "update" || file.Operation == "rename" { + // For operation's target path, we need to make sure no parts of the path are existing files or links + // except for the last item in the path (which is the file name). + // And that shouldn't exist IF it is a new file OR is being moved to a new path. treePathParts := strings.Split(file.Options.treePath, "/") subTreePath := "" for index, part := range treePathParts { @@ -448,7 +443,7 @@ func handleCheckErrors(file *ChangeRepoFile, commit *git.Commit, opts *ChangeRep Type: git.EntryModeTree, } } else if file.Options.fromTreePath != file.Options.treePath || file.Operation == "create" { - // The entry shouldn't exist if we are creating new file or moving to a new path + // The entry shouldn't exist if we are creating the new file or moving to a new path return ErrRepoFileAlreadyExists{ Path: file.Options.treePath, } @@ -459,8 +454,7 @@ func handleCheckErrors(file *ChangeRepoFile, commit *git.Commit, opts *ChangeRep return nil } -// CreateOrUpdateFile handles creating or updating a file for ChangeRepoFiles -func CreateOrUpdateFile(ctx context.Context, t *TemporaryUploadRepository, file *ChangeRepoFile, contentStore *lfs.ContentStore, repoID int64, hasOldBranch bool) error { +func CreateUpdateRenameFile(ctx context.Context, t *TemporaryUploadRepository, file *ChangeRepoFile, contentStore *lfs.ContentStore, repoID int64, hasOldBranch bool) error { // Get the two paths (might be the same if not moving) from the index if they exist filesInIndex, err := t.LsFiles(ctx, file.TreePath, file.FromTreePath) if err != nil { @@ -468,11 +462,9 @@ func CreateOrUpdateFile(ctx context.Context, t *TemporaryUploadRepository, file } // If is a new file (not updating) then the given path shouldn't exist if file.Operation == "create" { - for _, indexFile := range filesInIndex { - if indexFile == file.TreePath { - return ErrRepoFileAlreadyExists{ - Path: file.TreePath, - } + if slices.Contains(filesInIndex, file.TreePath) { + return ErrRepoFileAlreadyExists{ + Path: file.TreePath, } } } @@ -481,78 +473,177 @@ func CreateOrUpdateFile(ctx context.Context, t *TemporaryUploadRepository, file if file.Options.fromTreePath != file.Options.treePath && len(filesInIndex) > 0 { for _, indexFile := range filesInIndex { if indexFile == file.Options.fromTreePath { - if err := t.RemoveFilesFromIndex(ctx, file.FromTreePath); err != nil { + if err = t.RemoveFilesFromIndex(ctx, file.FromTreePath); err != nil { return err } } } } + var writeObjectRet *writeRepoObjectRet + switch file.Operation { + case "create", "update": + writeObjectRet, err = writeRepoObjectForCreateOrUpdate(ctx, t, file) + case "rename": + writeObjectRet, err = writeRepoObjectForRename(ctx, t, file) + default: + return util.NewInvalidArgumentErrorf("unknown file modification operation: '%s'", file.Operation) + } + if err != nil { + return err + } + + // Add the object to the index, the "file.Options.executable" is set in handleCheckErrors by the caller (legacy hacky approach) + if err = t.AddObjectToIndex(ctx, util.Iif(file.Options.executable, "100755", "100644"), writeObjectRet.ObjectHash, file.Options.treePath); err != nil { + return err + } + + if writeObjectRet.LfsContent == nil { + return nil // No LFS pointer, so nothing to do + } + defer writeObjectRet.LfsContent.Close() + + // Now we must store the content into an LFS object + lfsMetaObject, err := git_model.NewLFSMetaObject(ctx, repoID, writeObjectRet.LfsPointer) + if err != nil { + return err + } + if exist, err := contentStore.Exists(lfsMetaObject.Pointer); err != nil { + return err + } else if exist { + return nil + } + + err = contentStore.Put(lfsMetaObject.Pointer, writeObjectRet.LfsContent) + if err != nil { + if _, errRemove := git_model.RemoveLFSMetaObjectByOid(ctx, repoID, lfsMetaObject.Oid); errRemove != nil { + return fmt.Errorf("unable to remove failed inserted LFS object %s: %v (Prev Error: %w)", lfsMetaObject.Oid, errRemove, err) + } + } + return err +} + +func checkIsLfsFileInGitAttributes(ctx context.Context, t *TemporaryUploadRepository, paths []string) (ret []bool, err error) { + attributesMap, err := attribute.CheckAttributes(ctx, t.gitRepo, "" /* use temp repo's working dir */, attribute.CheckAttributeOpts{ + Attributes: []string{attribute.Filter}, + Filenames: paths, + }) + if err != nil { + return nil, err + } + for _, p := range paths { + isLFSFile := attributesMap[p] != nil && attributesMap[p].Get(attribute.Filter).ToString().Value() == "lfs" + ret = append(ret, isLFSFile) + } + return ret, nil +} + +type writeRepoObjectRet struct { + ObjectHash string + LfsContent io.ReadCloser // if not nil, then the caller should store its content in LfsPointer, then close it + LfsPointer lfs.Pointer +} + +// writeRepoObjectForCreateOrUpdate hashes the git object for create or update operations +func writeRepoObjectForCreateOrUpdate(ctx context.Context, t *TemporaryUploadRepository, file *ChangeRepoFile) (ret *writeRepoObjectRet, err error) { + ret = &writeRepoObjectRet{} treeObjectContentReader := file.ContentReader - var lfsMetaObject *git_model.LFSMetaObject - if setting.LFS.StartServer && hasOldBranch { - // Check there is no way this can return multiple infos - attributesMap, err := attribute.CheckAttributes(ctx, t.gitRepo, "" /* use temp repo's working dir */, attribute.CheckAttributeOpts{ - Attributes: []string{attribute.Filter}, - Filenames: []string{file.Options.treePath}, - }) + if setting.LFS.StartServer { + checkIsLfsFiles, err := checkIsLfsFileInGitAttributes(ctx, t, []string{file.Options.treePath}) if err != nil { - return err + return nil, err } - - if attributesMap[file.Options.treePath] != nil && attributesMap[file.Options.treePath].Get(attribute.Filter).ToString().Value() == "lfs" { - // OK so we are supposed to LFS this data! - pointer, err := lfs.GeneratePointer(treeObjectContentReader) + if checkIsLfsFiles[0] { + // OK, so we are supposed to LFS this data! + ret.LfsPointer, err = lfs.GeneratePointer(file.ContentReader) if err != nil { - return err + return nil, err } - lfsMetaObject = &git_model.LFSMetaObject{Pointer: pointer, RepositoryID: repoID} - treeObjectContentReader = strings.NewReader(pointer.StringContent()) + if _, err = file.ContentReader.Seek(0, io.SeekStart); err != nil { + return nil, err + } + ret.LfsContent = io.NopCloser(file.ContentReader) + treeObjectContentReader = strings.NewReader(ret.LfsPointer.StringContent()) } } - // Add the object to the database - objectHash, err := t.HashObject(ctx, treeObjectContentReader) + ret.ObjectHash, err = t.HashObjectAndWrite(ctx, treeObjectContentReader) if err != nil { - return err + return nil, err } + return ret, nil +} - // Add the object to the index - if file.Options.executable { - if err := t.AddObjectToIndex(ctx, "100755", objectHash, file.Options.treePath); err != nil { - return err - } - } else { - if err := t.AddObjectToIndex(ctx, "100644", objectHash, file.Options.treePath); err != nil { - return err +// writeRepoObjectForRename the same as writeRepoObjectForCreateOrUpdate buf for "rename" +func writeRepoObjectForRename(ctx context.Context, t *TemporaryUploadRepository, file *ChangeRepoFile) (ret *writeRepoObjectRet, err error) { + lastCommitID, err := t.GetLastCommit(ctx) + if err != nil { + return nil, err + } + commit, err := t.GetCommit(lastCommitID) + if err != nil { + return nil, err + } + oldEntry, err := commit.GetTreeEntryByPath(file.Options.fromTreePath) + if err != nil { + return nil, err + } + + ret = &writeRepoObjectRet{ObjectHash: oldEntry.ID.String()} + if !setting.LFS.StartServer { + return ret, nil + } + + checkIsLfsFiles, err := checkIsLfsFileInGitAttributes(ctx, t, []string{file.Options.fromTreePath, file.Options.treePath}) + if err != nil { + return nil, err + } + oldIsLfs, newIsLfs := checkIsLfsFiles[0], checkIsLfsFiles[1] + + // If the old and new paths are both in lfs or both not in lfs, the object hash of the old file can be used directly + // as the object doesn't change + if oldIsLfs == newIsLfs { + return ret, nil + } + + oldEntryBlobPointerBy := func(f func(r io.Reader) (lfs.Pointer, error)) (lfsPointer lfs.Pointer, err error) { + r, err := oldEntry.Blob().DataAsync() + if err != nil { + return lfsPointer, err } + defer r.Close() + return f(r) } - if lfsMetaObject != nil { - // We have an LFS object - create it - lfsMetaObject, err = git_model.NewLFSMetaObject(ctx, lfsMetaObject.RepositoryID, lfsMetaObject.Pointer) + var treeObjectContentReader io.ReadCloser + if oldIsLfs { + // If the old is in lfs but the new isn't, read the content from lfs and add it as a normal git object + pointer, err := oldEntryBlobPointerBy(lfs.ReadPointer) if err != nil { - return err + return nil, err } - exist, err := contentStore.Exists(lfsMetaObject.Pointer) + treeObjectContentReader, err = lfs.ReadMetaObject(pointer) if err != nil { - return err + return nil, err } - if !exist { - _, err := file.ContentReader.Seek(0, io.SeekStart) - if err != nil { - return err - } - if err := contentStore.Put(lfsMetaObject.Pointer, file.ContentReader); err != nil { - if _, err2 := git_model.RemoveLFSMetaObjectByOid(ctx, repoID, lfsMetaObject.Oid); err2 != nil { - return fmt.Errorf("unable to remove failed inserted LFS object %s: %v (Prev Error: %w)", lfsMetaObject.Oid, err2, err) - } - return err - } + defer treeObjectContentReader.Close() + } else { + // If the new is in lfs but the old isn't, read the content from the git object and generate a lfs pointer of it + ret.LfsPointer, err = oldEntryBlobPointerBy(lfs.GeneratePointer) + if err != nil { + return nil, err + } + ret.LfsContent, err = oldEntry.Blob().DataAsync() + if err != nil { + return nil, err } + treeObjectContentReader = io.NopCloser(strings.NewReader(ret.LfsPointer.StringContent())) } - - return nil + ret.ObjectHash, err = t.HashObjectAndWrite(ctx, treeObjectContentReader) + if err != nil { + return nil, err + } + return ret, nil } // VerifyBranchProtection verify the branch protection for modifying the given treePath on the given branch |