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push.go
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push.go
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// Copyright 2023 Jetpack Technologies Inc and contributors. All rights reserved.
// Use of this source code is governed by the license in the LICENSE file.
package git
import (
"context"
"runtime/trace"
"strings"
"github.com/pkg/errors"
"github.com/synopkg/devbox/internal/cmdutil"
"github.com/synopkg/devbox/internal/fileutil"
)
const nothingToCommitErrorText = "nothing to commit"
func Push(ctx context.Context, dir, url string) error {
defer trace.StartRegion(ctx, "Push").End()
tmpDir, err := fileutil.CreateDevboxTempDir()
if err != nil {
return err
}
if err := cloneGitHistory(url, tmpDir); err != nil {
return err
}
if err := fileutil.CopyAll(dir, tmpDir); err != nil {
return err
}
if err := createCommit(tmpDir); err != nil {
return err
}
return push(tmpDir)
}
func cloneGitHistory(url, dst string) error {
// See https://stackoverflow.com/questions/38999901/clone-only-the-git-directory-of-a-git-repo
cmd := cmdutil.CommandTTY("git", "clone", "--no-checkout", url, dst)
cmd.Dir = dst
return errors.WithStack(cmd.Run())
}
func createCommit(dir string) error {
cmd := cmdutil.CommandTTY("git", "add", ".")
cmd.Dir = dir
if err := cmd.Run(); err != nil {
return errors.WithStack(err)
}
cmd, buf := cmdutil.CommandTTYWithBuffer(
"git", "commit", "-m", "devbox commit")
cmd.Dir = dir
err := cmd.Run()
if strings.Contains(buf.String(), nothingToCommitErrorText) {
return nil
}
return errors.WithStack(err)
}
func push(dir string) error {
cmd := cmdutil.CommandTTY("git", "push")
cmd.Dir = dir
err := cmd.Run()
return errors.WithStack(err)
}