From ae3cfa844945f446b511dbcae358b3f5b930b3ce Mon Sep 17 00:00:00 2001 From: zeripath Date: Sat, 13 Jun 2020 22:47:31 +0100 Subject: [PATCH] Only write to global gitconfig if necessary (#11876) * Only write to global gitconfig if necessary Fix #11855 Signed-off-by: Andrew Thornton * placate lint Signed-off-by: Andrew Thornton Co-authored-by: techknowlogick --- modules/git/git.go | 62 +++++++++++++++++++++++--------------- modules/process/manager.go | 28 ++++++++++++++++- 2 files changed, 65 insertions(+), 25 deletions(-) diff --git a/modules/git/git.go b/modules/git/git.go index 7f718511f..6f231cee7 100644 --- a/modules/git/git.go +++ b/modules/git/git.go @@ -108,44 +108,58 @@ func SetExecutablePath(path string) error { // Init initializes git module func Init(ctx context.Context) error { DefaultContext = ctx - // Git requires setting user.name and user.email in order to commit changes. + // Git requires setting user.name and user.email in order to commit changes - if they're not set just add some defaults for configKey, defaultValue := range map[string]string{"user.name": "Gitea", "user.email": "gitea@fake.local"} { - if stdout, stderr, err := process.GetManager().Exec("git.Init(get setting)", GitExecutable, "config", "--get", configKey); err != nil || strings.TrimSpace(stdout) == "" { - // ExitError indicates this config is not set - if _, ok := err.(*exec.ExitError); ok || strings.TrimSpace(stdout) == "" { - if _, stderr, gerr := process.GetManager().Exec("git.Init(set "+configKey+")", "git", "config", "--global", configKey, defaultValue); gerr != nil { - return fmt.Errorf("Failed to set git %s(%s): %s", configKey, gerr, stderr) - } - } else { - return fmt.Errorf("Failed to get git %s(%s): %s", configKey, err, stderr) - } + if err := checkAndSetConfig(configKey, defaultValue, false); err != nil { + return err } } - // Set git some configurations. - if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.quotepath false)", - GitExecutable, "config", "--global", "core.quotepath", "false"); err != nil { - return fmt.Errorf("Failed to execute 'git config --global core.quotepath false': %s", stderr) + // Set git some configurations - these must be set to these values for gitea to work correctly + if err := checkAndSetConfig("core.quotePath", "false", true); err != nil { + return err } if version.Compare(gitVersion, "2.18", ">=") { - if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.commitGraph true)", - GitExecutable, "config", "--global", "core.commitGraph", "true"); err != nil { - return fmt.Errorf("Failed to execute 'git config --global core.commitGraph true': %s", stderr) + if err := checkAndSetConfig("core.commitGraph", "true", true); err != nil { + return err } - - if _, stderr, err := process.GetManager().Exec("git.Init(git config --global gc.writeCommitGraph true)", - GitExecutable, "config", "--global", "gc.writeCommitGraph", "true"); err != nil { - return fmt.Errorf("Failed to execute 'git config --global gc.writeCommitGraph true': %s", stderr) + if err := checkAndSetConfig("gc.writeCommitGraph", "true", true); err != nil { + return err } } if runtime.GOOS == "windows" { - if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.longpaths true)", - GitExecutable, "config", "--global", "core.longpaths", "true"); err != nil { - return fmt.Errorf("Failed to execute 'git config --global core.longpaths true': %s", stderr) + if err := checkAndSetConfig("core.longpaths", "true", true); err != nil { + return err + } + } + return nil +} + +func checkAndSetConfig(key, defaultValue string, forceToDefault bool) error { + stdout, stderr, err := process.GetManager().Exec("git.Init(get setting)", GitExecutable, "config", "--get", key) + if err != nil { + perr, ok := err.(*process.Error) + if !ok { + return fmt.Errorf("Failed to get git %s(%v) errType %T: %s", key, err, err, stderr) } + eerr, ok := perr.Err.(*exec.ExitError) + if !ok || eerr.ExitCode() != 1 { + return fmt.Errorf("Failed to get git %s(%v) errType %T: %s", key, err, err, stderr) + } + } + + currValue := strings.TrimSpace(stdout) + + if currValue == defaultValue || (!forceToDefault && len(currValue) > 0) { + return nil } + + if _, stderr, err = process.GetManager().Exec(fmt.Sprintf("git.Init(set %s)", key), "git", "config", "--global", key, defaultValue); err != nil { + return fmt.Errorf("Failed to set git %s(%s): %s", key, err, stderr) + } + return nil } diff --git a/modules/process/manager.go b/modules/process/manager.go index af6ee9b81..27ed1d496 100644 --- a/modules/process/manager.go +++ b/modules/process/manager.go @@ -157,7 +157,14 @@ func (pm *Manager) ExecDirEnvStdIn(timeout time.Duration, dir, desc string, env pm.Remove(pid) if err != nil { - err = fmt.Errorf("exec(%d:%s) failed: %v(%v) stdout: %v stderr: %v", pid, desc, err, ctx.Err(), stdOut, stdErr) + err = &Error{ + PID: pid, + Description: desc, + Err: err, + CtxErr: ctx.Err(), + Stdout: stdOut.String(), + Stderr: stdErr.String(), + } } return stdOut.String(), stdErr.String(), err @@ -176,3 +183,22 @@ func (l processList) Less(i, j int) bool { func (l processList) Swap(i, j int) { l[i], l[j] = l[j], l[i] } + +// Error is a wrapped error describing the error results of Process Execution +type Error struct { + PID int64 + Description string + Err error + CtxErr error + Stdout string + Stderr string +} + +func (err *Error) Error() string { + return fmt.Sprintf("exec(%d:%s) failed: %v(%v) stdout: %s stderr: %s", err.PID, err.Description, err.Err, err.CtxErr, err.Stdout, err.Stderr) +} + +// Unwrap implements the unwrappable implicit interface for go1.13 Unwrap() +func (err *Error) Unwrap() error { + return err.Err +}