mirror of
https://github.com/go-gitea/gitea
synced 2024-11-05 09:44:26 +00:00
124b072f0b
Follows #19266, #8553, Close #18553, now there are only three `Run..(&RunOpts{})` functions. * before: `stdout, err := RunInDir(path)` * now: `stdout, _, err := RunStdString(&git.RunOpts{Dir:path})`
85 lines
2.5 KiB
Go
85 lines
2.5 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 pipeline
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import (
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"bufio"
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"bytes"
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"context"
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"fmt"
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"io"
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"strings"
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"sync"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/log"
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)
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// RevListAllObjects runs rev-list --objects --all and writes to a pipewriter
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func RevListAllObjects(ctx context.Context, revListWriter *io.PipeWriter, wg *sync.WaitGroup, basePath string, errChan chan<- error) {
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defer wg.Done()
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defer revListWriter.Close()
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stderr := new(bytes.Buffer)
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var errbuf strings.Builder
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cmd := git.NewCommand(ctx, "rev-list", "--objects", "--all")
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if err := cmd.Run(&git.RunOpts{
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Dir: basePath,
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Stdout: revListWriter,
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Stderr: stderr,
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}); err != nil {
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log.Error("git rev-list --objects --all [%s]: %v - %s", basePath, err, errbuf.String())
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err = fmt.Errorf("git rev-list --objects --all [%s]: %v - %s", basePath, err, errbuf.String())
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_ = revListWriter.CloseWithError(err)
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errChan <- err
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}
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}
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// RevListObjects run rev-list --objects from headSHA to baseSHA
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func RevListObjects(ctx context.Context, revListWriter *io.PipeWriter, wg *sync.WaitGroup, tmpBasePath, headSHA, baseSHA string, errChan chan<- error) {
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defer wg.Done()
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defer revListWriter.Close()
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stderr := new(bytes.Buffer)
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var errbuf strings.Builder
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cmd := git.NewCommand(ctx, "rev-list", "--objects", headSHA, "--not", baseSHA)
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if err := cmd.Run(&git.RunOpts{
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Dir: tmpBasePath,
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Stdout: revListWriter,
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Stderr: stderr,
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}); err != nil {
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log.Error("git rev-list [%s]: %v - %s", tmpBasePath, err, errbuf.String())
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errChan <- fmt.Errorf("git rev-list [%s]: %v - %s", tmpBasePath, err, errbuf.String())
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}
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}
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// BlobsFromRevListObjects reads a RevListAllObjects and only selects blobs
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func BlobsFromRevListObjects(revListReader *io.PipeReader, shasToCheckWriter *io.PipeWriter, wg *sync.WaitGroup) {
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defer wg.Done()
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defer revListReader.Close()
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scanner := bufio.NewScanner(revListReader)
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defer func() {
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_ = shasToCheckWriter.CloseWithError(scanner.Err())
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}()
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for scanner.Scan() {
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line := scanner.Text()
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if len(line) == 0 {
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continue
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}
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fields := strings.Split(line, " ")
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if len(fields) < 2 || len(fields[1]) == 0 {
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continue
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}
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toWrite := []byte(fields[0] + "\n")
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for len(toWrite) > 0 {
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n, err := shasToCheckWriter.Write(toWrite)
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if err != nil {
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_ = revListReader.CloseWithError(err)
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break
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}
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toWrite = toWrite[n:]
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}
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}
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}
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