mirror of https://github.com/go-gitea/gitea.git
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package pipeline
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import (
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"bufio"
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"context"
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"io"
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"strings"
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"code.gitea.io/gitea/modules/git/gitcmd"
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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, cmd *gitcmd.Command, tmpBasePath, headSHA, baseSHA string) error {
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cmd.AddArguments("rev-list", "--objects").AddDynamicArguments(headSHA)
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if baseSHA != "" {
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cmd = cmd.AddArguments("--not").AddDynamicArguments(baseSHA)
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}
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return cmd.WithDir(tmpBasePath).RunWithStderr(ctx)
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}
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// BlobsFromRevListObjects reads a RevListAllObjects and only selects blobs
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func BlobsFromRevListObjects(in io.ReadCloser, out io.WriteCloser) error {
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defer out.Close()
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scanner := bufio.NewScanner(in)
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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 := out.Write(toWrite)
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if err != nil {
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return err
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}
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toWrite = toWrite[n:]
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}
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}
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return scanner.Err()
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}
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