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Close stdout correctly for "git blame" (#26470) #26473

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merged 1 commit into from Aug 13, 2023
Merged

Close stdout correctly for "git blame" (#26470) #26473

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17 changes: 12 additions & 5 deletions modules/git/blame.go
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Expand Up @@ -5,11 +5,14 @@ package git

import (
"bufio"
"bytes"
"context"
"fmt"
"io"
"os"
"regexp"

"code.gitea.io/gitea/modules/log"
)

// BlamePart represents block of blame - continuous lines with one sha
Expand Down Expand Up @@ -115,15 +118,19 @@ func CreateBlameReader(ctx context.Context, repoPath, commitID, file string) (*B
done := make(chan error, 1)

go func(cmd *Command, dir string, stdout io.WriteCloser, done chan error) {
if err := cmd.Run(&RunOpts{
stderr := bytes.Buffer{}
// TODO: it doesn't work for directories (the directories shouldn't be "blamed"), and the "err" should be returned by "Read" but not by "Close"
err := cmd.Run(&RunOpts{
UseContextTimeout: true,
Dir: dir,
Stdout: stdout,
Stderr: os.Stderr,
}); err == nil {
stdout.Close()
}
Stderr: &stderr,
})
done <- err
_ = stdout.Close()
if err != nil {
log.Error("Error running git blame (dir: %v): %v, stderr: %v", repoPath, err, stderr.String())
}
}(cmd, repoPath, stdout, done)

bufferedReader := bufio.NewReader(reader)
Expand Down