6e2a59e4ce
* Experimental support for git commit graph files and bloom filter index Signed-off-by: Filip Navara <filip.navara@gmail.com> * Force vendor of commitgraph Signed-off-by: Filip Navara <filip.navara@gmail.com> * Remove bloom filter experiment and debug prints * Remove old code for building commit graphs * Remove unused function * Remove mmap usage * gofmt * sort vendor/modules.txt * Add copyright header and log commit-graph error
70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package git
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import (
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"io/ioutil"
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"gopkg.in/src-d/go-git.v4/plumbing"
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)
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// NotesRef is the git ref where Gitea will look for git-notes data.
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// The value ("refs/notes/commits") is the default ref used by git-notes.
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const NotesRef = "refs/notes/commits"
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// Note stores information about a note created using git-notes.
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type Note struct {
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Message []byte
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Commit *Commit
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}
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// GetNote retrieves the git-notes data for a given commit.
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func GetNote(repo *Repository, commitID string, note *Note) error {
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notes, err := repo.GetCommit(NotesRef)
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if err != nil {
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return err
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}
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entry, err := notes.GetTreeEntryByPath(commitID)
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if err != nil {
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return err
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}
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blob := entry.Blob()
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dataRc, err := blob.DataAsync()
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if err != nil {
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return err
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}
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defer dataRc.Close()
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d, err := ioutil.ReadAll(dataRc)
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if err != nil {
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return err
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}
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note.Message = d
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commit, err := repo.gogitRepo.CommitObject(plumbing.Hash(notes.ID))
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if err != nil {
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return err
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}
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commitNodeIndex, commitGraphFile := repo.CommitNodeIndex()
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if commitGraphFile != nil {
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defer commitGraphFile.Close()
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}
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commitNode, err := commitNodeIndex.Get(commit.Hash)
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if err != nil {
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return nil
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}
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lastCommits, err := getLastCommitForPaths(commitNode, "", []string{commitID})
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if err != nil {
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return err
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}
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note.Commit = convertCommit(lastCommits[commitID])
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return nil
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}
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