初始提交: Gitea 项目代码

2026-05-30 22:47:36 +08:00
commit f288f76350
6116 changed files with 776822 additions and 0 deletions
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+// Copyright 2015 The Gogs Authors. All rights reserved.
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package git
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+	"sync"
+
+	"gitea.dev/modules/git/gitcmd"
+	"gitea.dev/modules/process"
+)
+
+// GPGSettings represents the default GPG settings for this repository
+type GPGSettings struct {
+	Sign             bool
+	KeyID            string
+	Email            string
+	Name             string
+	PublicKeyContent string
+	Format           string
+}
+
+// LoadPublicKeyContent will load the key from gpg
+func (gpgSettings *GPGSettings) LoadPublicKeyContent() error {
+	if gpgSettings.PublicKeyContent != "" {
+		return nil
+	}
+
+	if gpgSettings.Format == SigningKeyFormatSSH {
+		content, err := os.ReadFile(gpgSettings.KeyID)
+		if err != nil {
+			return fmt.Errorf("unable to read SSH public key file: %s, %w", gpgSettings.KeyID, err)
+		}
+		gpgSettings.PublicKeyContent = string(content)
+		return nil
+	}
+	content, stderr, err := process.GetManager().Exec(
+		"gpg -a --export",
+		"gpg", "-a", "--export", gpgSettings.KeyID)
+	if err != nil {
+		return fmt.Errorf("unable to get default signing key: %s, %s, %w", gpgSettings.KeyID, stderr, err)
+	}
+	gpgSettings.PublicKeyContent = content
+	return nil
+}
+
+var (
+	loadPublicGPGKeyMutex sync.RWMutex
+	globalGPGSettings     *GPGSettings
+)
+
+// GetDefaultPublicGPGKey will return and cache the default public GPG settings
+func GetDefaultPublicGPGKey(ctx context.Context, forceUpdate bool) (*GPGSettings, error) {
+	if !forceUpdate {
+		loadPublicGPGKeyMutex.RLock()
+		if globalGPGSettings != nil {
+			defer loadPublicGPGKeyMutex.RUnlock()
+			return globalGPGSettings, nil
+		}
+		loadPublicGPGKeyMutex.RUnlock()
+	}
+
+	loadPublicGPGKeyMutex.Lock()
+	defer loadPublicGPGKeyMutex.Unlock()
+
+	if globalGPGSettings != nil && !forceUpdate {
+		return globalGPGSettings, nil
+	}
+
+	globalGPGSettings = &GPGSettings{
+		Sign: true,
+	}
+
+	value, _, _ := gitcmd.NewCommand("config", "--global", "--get", "commit.gpgsign").RunStdString(ctx)
+	sign, valid := ParseBool(strings.TrimSpace(value))
+	if !sign || !valid {
+		globalGPGSettings.Sign = false
+		return globalGPGSettings, nil
+	}
+
+	signingKey, _, _ := gitcmd.NewCommand("config", "--global", "--get", "user.signingkey").RunStdString(ctx)
+	globalGPGSettings.KeyID = strings.TrimSpace(signingKey)
+
+	format, _, _ := gitcmd.NewCommand("config", "--global", "--default", SigningKeyFormatOpenPGP, "--get", "gpg.format").RunStdString(ctx)
+	globalGPGSettings.Format = strings.TrimSpace(format)
+
+	defaultEmail, _, _ := gitcmd.NewCommand("config", "--global", "--get", "user.email").RunStdString(ctx)
+	globalGPGSettings.Email = strings.TrimSpace(defaultEmail)
+
+	defaultName, _, _ := gitcmd.NewCommand("config", "--global", "--get", "user.name").RunStdString(ctx)
+	globalGPGSettings.Name = strings.TrimSpace(defaultName)
+
+	if err := globalGPGSettings.LoadPublicKeyContent(); err != nil {
+		return nil, err
+	}
+	return globalGPGSettings, nil
+}