140 lines
4.1 KiB
Go
140 lines
4.1 KiB
Go
// Copyright 2015 The Gogs Authors. All rights reserved.
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// Copyright 2017 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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"fmt"
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"os/exec"
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"strings"
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"time"
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"code.gitea.io/gitea/modules/process"
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"github.com/mcuadros/go-version"
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)
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// Version return this package's current version
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func Version() string {
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return "0.4.2"
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}
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var (
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// Debug enables verbose logging on everything.
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// This should be false in case Gogs starts in SSH mode.
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Debug = false
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// Prefix the log prefix
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Prefix = "[git-module] "
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// GitVersionRequired is the minimum Git version required
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GitVersionRequired = "1.7.2"
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// GitExecutable is the command name of git
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// Could be updated to an absolute path while initialization
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GitExecutable = "git"
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gitVersion string
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)
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func log(format string, args ...interface{}) {
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if !Debug {
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return
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}
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fmt.Print(Prefix)
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if len(args) == 0 {
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fmt.Println(format)
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} else {
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fmt.Printf(format+"\n", args...)
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}
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}
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// BinVersion returns current Git version from shell.
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func BinVersion() (string, error) {
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if len(gitVersion) > 0 {
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return gitVersion, nil
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}
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stdout, err := NewCommand("version").Run()
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if err != nil {
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return "", err
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}
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fields := strings.Fields(stdout)
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if len(fields) < 3 {
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return "", fmt.Errorf("not enough output: %s", stdout)
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}
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// Handle special case on Windows.
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i := strings.Index(fields[2], "windows")
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if i >= 1 {
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gitVersion = fields[2][:i-1]
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return gitVersion, nil
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}
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gitVersion = fields[2]
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return gitVersion, nil
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}
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func init() {
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absPath, err := exec.LookPath(GitExecutable)
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if err != nil {
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panic(fmt.Sprintf("Git not found: %v", err))
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}
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GitExecutable = absPath
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gitVersion, err := BinVersion()
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if err != nil {
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panic(fmt.Sprintf("Git version missing: %v", err))
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}
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if version.Compare(gitVersion, GitVersionRequired, "<") {
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panic(fmt.Sprintf("Git version not supported. Requires version > %v", GitVersionRequired))
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}
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}
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// Init initializes git module
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func Init() error {
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// Git requires setting user.name and user.email in order to commit changes.
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for configKey, defaultValue := range map[string]string{"user.name": "Gitea", "user.email": "gitea@fake.local"} {
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if stdout, stderr, err := process.GetManager().Exec("git.Init(get setting)", GitExecutable, "config", "--get", configKey); err != nil || strings.TrimSpace(stdout) == "" {
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// ExitError indicates this config is not set
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if _, ok := err.(*exec.ExitError); ok || strings.TrimSpace(stdout) == "" {
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if _, stderr, gerr := process.GetManager().Exec("git.Init(set "+configKey+")", "git", "config", "--global", configKey, defaultValue); gerr != nil {
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return fmt.Errorf("Failed to set git %s(%s): %s", configKey, gerr, stderr)
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}
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} else {
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return fmt.Errorf("Failed to get git %s(%s): %s", configKey, err, stderr)
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}
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}
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}
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// Set git some configurations.
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if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.quotepath false)",
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GitExecutable, "config", "--global", "core.quotepath", "false"); err != nil {
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return fmt.Errorf("Failed to execute 'git config --global core.quotepath false': %s", stderr)
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}
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if version.Compare(gitVersion, "2.18", ">=") {
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if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.commitGraph true)",
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GitExecutable, "config", "--global", "core.commitGraph", "true"); err != nil {
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return fmt.Errorf("Failed to execute 'git config --global core.commitGraph true': %s", stderr)
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}
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if _, stderr, err := process.GetManager().Exec("git.Init(git config --global gc.writeCommitGraph true)",
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GitExecutable, "config", "--global", "gc.writeCommitGraph", "true"); err != nil {
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return fmt.Errorf("Failed to execute 'git config --global gc.writeCommitGraph true': %s", stderr)
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}
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}
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return nil
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}
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// Fsck verifies the connectivity and validity of the objects in the database
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func Fsck(repoPath string, timeout time.Duration, args ...string) error {
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// Make sure timeout makes sense.
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if timeout <= 0 {
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timeout = -1
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}
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_, err := NewCommand("fsck").AddArguments(args...).RunInDirTimeout(timeout, repoPath)
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return err
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}
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