feat(Go_Updater): 添加全新 Go 语言实现的自动更新器

- 新增多个源文件和目录,包括 app.rc、assets、build 脚本等
- 实现了与 MirrorChyan API 交互的客户端逻辑
- 添加了版本检查、更新检测和下载 URL 生成等功能
- 嵌入了配置模板和资源文件系统
- 提供了完整的构建和发布流程
This commit is contained in:
2025-07-20 16:30:14 +08:00
parent 97c283797a
commit 228e66315c
32 changed files with 8226 additions and 0 deletions

438
Go_Updater/logger/logger.go Normal file
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package logger
import (
"fmt"
"io"
"log"
"os"
"path/filepath"
"sync"
"time"
)
// LogLevel 日志级别
type LogLevel int
const (
DEBUG LogLevel = iota
INFO
WARN
ERROR
)
// String 返回日志级别的字符串表示
func (l LogLevel) String() string {
switch l {
case DEBUG:
return "DEBUG"
case INFO:
return "INFO"
case WARN:
return "WARN"
case ERROR:
return "ERROR"
default:
return "UNKNOWN"
}
}
// Logger 日志记录器接口
type Logger interface {
Debug(msg string, fields ...interface{})
Info(msg string, fields ...interface{})
Warn(msg string, fields ...interface{})
Error(msg string, fields ...interface{})
SetLevel(level LogLevel)
Close() error
}
// FileLogger 文件日志记录器
type FileLogger struct {
mu sync.RWMutex
file *os.File
logger *log.Logger
level LogLevel
maxSize int64 // 最大文件大小(字节)
maxBackups int // 最大备份文件数
logDir string // 日志目录
filename string // 日志文件名
currentSize int64 // 当前文件大小
}
// LoggerConfig 日志配置
type LoggerConfig struct {
Level LogLevel
MaxSize int64 // 最大文件大小字节默认10MB
MaxBackups int // 最大备份文件数默认5
LogDir string // 日志目录,默认%APPDATA%/LightweightUpdater/logs
Filename string // 日志文件名默认updater.log
}
// DefaultLoggerConfig 默认日志配置
func DefaultLoggerConfig() *LoggerConfig {
// 获取当前可执行文件目录
exePath, err := os.Executable()
var logDir string
if err != nil {
logDir = "debug"
} else {
exeDir := filepath.Dir(exePath)
logDir = filepath.Join(exeDir, "debug")
}
return &LoggerConfig{
Level: INFO,
MaxSize: 10 * 1024 * 1024, // 10MB
MaxBackups: 5,
LogDir: logDir,
Filename: "AUTO_MAA_Go_Updater.log",
}
}
// NewFileLogger 创建新的文件日志记录器
func NewFileLogger(config *LoggerConfig) (*FileLogger, error) {
if config == nil {
config = DefaultLoggerConfig()
}
// 创建日志目录
if err := os.MkdirAll(config.LogDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create log directory: %w", err)
}
logPath := filepath.Join(config.LogDir, config.Filename)
// 打开或创建日志文件
file, err := os.OpenFile(logPath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
if err != nil {
return nil, fmt.Errorf("failed to open log file: %w", err)
}
// 获取当前文件大小
stat, err := file.Stat()
if err != nil {
file.Close()
return nil, fmt.Errorf("failed to get file stats: %w", err)
}
logger := &FileLogger{
file: file,
logger: log.New(file, "", 0), // 我们自己处理格式
level: config.Level,
maxSize: config.MaxSize,
maxBackups: config.MaxBackups,
logDir: config.LogDir,
filename: config.Filename,
currentSize: stat.Size(),
}
return logger, nil
}
// formatMessage 格式化日志消息
func (fl *FileLogger) formatMessage(level LogLevel, msg string, fields ...interface{}) string {
timestamp := time.Now().Format("2006-01-02 15:04:05.000")
if len(fields) > 0 {
msg = fmt.Sprintf(msg, fields...)
}
return fmt.Sprintf("[%s] %s %s\n", timestamp, level.String(), msg)
}
// writeLog 写入日志
func (fl *FileLogger) writeLog(level LogLevel, msg string, fields ...interface{}) {
fl.mu.Lock()
defer fl.mu.Unlock()
// 检查日志级别
if level < fl.level {
return
}
formattedMsg := fl.formatMessage(level, msg, fields...)
// 检查是否需要轮转
if fl.currentSize+int64(len(formattedMsg)) > fl.maxSize {
if err := fl.rotate(); err != nil {
// 轮转失败尝试写入stderr
fmt.Fprintf(os.Stderr, "Failed to rotate log: %v\n", err)
}
}
// 写入日志
n, err := fl.file.WriteString(formattedMsg)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to write log: %v\n", err)
return
}
fl.currentSize += int64(n)
fl.file.Sync() // 确保写入磁盘
}
// rotate 轮转日志文件
func (fl *FileLogger) rotate() error {
// 关闭当前文件
if err := fl.file.Close(); err != nil {
return fmt.Errorf("failed to close current log file: %w", err)
}
// 轮转备份文件
if err := fl.rotateBackups(); err != nil {
return fmt.Errorf("failed to rotate backups: %w", err)
}
// 创建新的日志文件
logPath := filepath.Join(fl.logDir, fl.filename)
file, err := os.OpenFile(logPath, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0644)
if err != nil {
return fmt.Errorf("failed to create new log file: %w", err)
}
fl.file = file
fl.logger.SetOutput(file)
fl.currentSize = 0
return nil
}
// rotateBackups 轮转备份文件
func (fl *FileLogger) rotateBackups() error {
basePath := filepath.Join(fl.logDir, fl.filename)
// 删除最老的备份文件
if fl.maxBackups > 0 {
oldestBackup := fmt.Sprintf("%s.%d", basePath, fl.maxBackups)
os.Remove(oldestBackup) // 忽略错误,文件可能不存在
}
// 重命名现有备份文件
for i := fl.maxBackups - 1; i > 0; i-- {
oldName := fmt.Sprintf("%s.%d", basePath, i)
newName := fmt.Sprintf("%s.%d", basePath, i+1)
os.Rename(oldName, newName) // 忽略错误,文件可能不存在
}
// 将当前日志文件重命名为第一个备份
if fl.maxBackups > 0 {
backupName := fmt.Sprintf("%s.1", basePath)
return os.Rename(basePath, backupName)
}
return nil
}
// Debug 记录调试级别日志
func (fl *FileLogger) Debug(msg string, fields ...interface{}) {
fl.writeLog(DEBUG, msg, fields...)
}
// Info 记录信息级别日志
func (fl *FileLogger) Info(msg string, fields ...interface{}) {
fl.writeLog(INFO, msg, fields...)
}
// Warn 记录警告级别日志
func (fl *FileLogger) Warn(msg string, fields ...interface{}) {
fl.writeLog(WARN, msg, fields...)
}
// Error 记录错误级别日志
func (fl *FileLogger) Error(msg string, fields ...interface{}) {
fl.writeLog(ERROR, msg, fields...)
}
// SetLevel 设置日志级别
func (fl *FileLogger) SetLevel(level LogLevel) {
fl.mu.Lock()
defer fl.mu.Unlock()
fl.level = level
}
// Close 关闭日志记录器
func (fl *FileLogger) Close() error {
fl.mu.Lock()
defer fl.mu.Unlock()
if fl.file != nil {
return fl.file.Close()
}
return nil
}
// MultiLogger 多输出日志记录器
type MultiLogger struct {
loggers []Logger
level LogLevel
}
// NewMultiLogger 创建多输出日志记录器
func NewMultiLogger(loggers ...Logger) *MultiLogger {
return &MultiLogger{
loggers: loggers,
level: INFO,
}
}
// Debug 记录调试级别日志
func (ml *MultiLogger) Debug(msg string, fields ...interface{}) {
for _, logger := range ml.loggers {
logger.Debug(msg, fields...)
}
}
// Info 记录信息级别日志
func (ml *MultiLogger) Info(msg string, fields ...interface{}) {
for _, logger := range ml.loggers {
logger.Info(msg, fields...)
}
}
// Warn 记录警告级别日志
func (ml *MultiLogger) Warn(msg string, fields ...interface{}) {
for _, logger := range ml.loggers {
logger.Warn(msg, fields...)
}
}
// Error 记录错误级别日志
func (ml *MultiLogger) Error(msg string, fields ...interface{}) {
for _, logger := range ml.loggers {
logger.Error(msg, fields...)
}
}
// SetLevel 设置日志级别
func (ml *MultiLogger) SetLevel(level LogLevel) {
ml.level = level
for _, logger := range ml.loggers {
logger.SetLevel(level)
}
}
// Close 关闭所有日志记录器
func (ml *MultiLogger) Close() error {
var lastErr error
for _, logger := range ml.loggers {
if err := logger.Close(); err != nil {
lastErr = err
}
}
return lastErr
}
// ConsoleLogger 控制台日志记录器
type ConsoleLogger struct {
writer io.Writer
level LogLevel
}
// NewConsoleLogger 创建控制台日志记录器
func NewConsoleLogger(writer io.Writer) *ConsoleLogger {
if writer == nil {
writer = os.Stdout
}
return &ConsoleLogger{
writer: writer,
level: INFO,
}
}
// formatMessage 格式化控制台日志消息
func (cl *ConsoleLogger) formatMessage(level LogLevel, msg string, fields ...interface{}) string {
timestamp := time.Now().Format("15:04:05")
if len(fields) > 0 {
msg = fmt.Sprintf(msg, fields...)
}
return fmt.Sprintf("[%s] %s %s\n", timestamp, level.String(), msg)
}
// writeLog 写入控制台日志
func (cl *ConsoleLogger) writeLog(level LogLevel, msg string, fields ...interface{}) {
if level < cl.level {
return
}
formattedMsg := cl.formatMessage(level, msg, fields...)
fmt.Fprint(cl.writer, formattedMsg)
}
// Debug 记录调试级别日志
func (cl *ConsoleLogger) Debug(msg string, fields ...interface{}) {
cl.writeLog(DEBUG, msg, fields...)
}
// Info 记录信息级别日志
func (cl *ConsoleLogger) Info(msg string, fields ...interface{}) {
cl.writeLog(INFO, msg, fields...)
}
// Warn 记录警告级别日志
func (cl *ConsoleLogger) Warn(msg string, fields ...interface{}) {
cl.writeLog(WARN, msg, fields...)
}
// Error 记录错误级别日志
func (cl *ConsoleLogger) Error(msg string, fields ...interface{}) {
cl.writeLog(ERROR, msg, fields...)
}
// SetLevel 设置日志级别
func (cl *ConsoleLogger) SetLevel(level LogLevel) {
cl.level = level
}
// Close 关闭控制台日志记录器(无操作)
func (cl *ConsoleLogger) Close() error {
return nil
}
// 全局日志记录器实例
var (
defaultLogger Logger
once sync.Once
)
// GetDefaultLogger 获取默认日志记录器
func GetDefaultLogger() Logger {
once.Do(func() {
fileLogger, err := NewFileLogger(DefaultLoggerConfig())
if err != nil {
// 如果文件日志创建失败,使用控制台日志
defaultLogger = NewConsoleLogger(os.Stderr)
} else {
// 同时输出到文件和控制台
consoleLogger := NewConsoleLogger(os.Stdout)
defaultLogger = NewMultiLogger(fileLogger, consoleLogger)
}
})
return defaultLogger
}
// 便捷函数
func Debug(msg string, fields ...interface{}) {
GetDefaultLogger().Debug(msg, fields...)
}
func Info(msg string, fields ...interface{}) {
GetDefaultLogger().Info(msg, fields...)
}
func Warn(msg string, fields ...interface{}) {
GetDefaultLogger().Warn(msg, fields...)
}
func Error(msg string, fields ...interface{}) {
GetDefaultLogger().Error(msg, fields...)
}
func SetLevel(level LogLevel) {
GetDefaultLogger().SetLevel(level)
}
func Close() error {
return GetDefaultLogger().Close()
}

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package logger
import (
"bytes"
"os"
"path/filepath"
"strings"
"testing"
)
func TestLogLevel_String(t *testing.T) {
tests := []struct {
level LogLevel
expected string
}{
{DEBUG, "DEBUG"},
{INFO, "INFO"},
{WARN, "WARN"},
{ERROR, "ERROR"},
{LogLevel(999), "UNKNOWN"},
}
for _, tt := range tests {
t.Run(tt.expected, func(t *testing.T) {
if got := tt.level.String(); got != tt.expected {
t.Errorf("LogLevel.String() = %v, want %v", got, tt.expected)
}
})
}
}
func TestDefaultLoggerConfig(t *testing.T) {
config := DefaultLoggerConfig()
if config.Level != INFO {
t.Errorf("Expected default level INFO, got %v", config.Level)
}
if config.MaxSize != 10*1024*1024 {
t.Errorf("Expected default max size 10MB, got %v", config.MaxSize)
}
if config.MaxBackups != 5 {
t.Errorf("Expected default max backups 5, got %v", config.MaxBackups)
}
if config.Filename != "updater.log" {
t.Errorf("Expected default filename 'updater.log', got %v", config.Filename)
}
}
func TestConsoleLogger(t *testing.T) {
var buf bytes.Buffer
logger := NewConsoleLogger(&buf)
t.Run("log levels", func(t *testing.T) {
logger.SetLevel(DEBUG)
logger.Debug("debug message")
logger.Info("info message")
logger.Warn("warn message")
logger.Error("error message")
output := buf.String()
if !strings.Contains(output, "DEBUG debug message") {
t.Error("Expected debug message in output")
}
if !strings.Contains(output, "INFO info message") {
t.Error("Expected info message in output")
}
if !strings.Contains(output, "WARN warn message") {
t.Error("Expected warn message in output")
}
if !strings.Contains(output, "ERROR error message") {
t.Error("Expected error message in output")
}
})
t.Run("log level filtering", func(t *testing.T) {
buf.Reset()
logger.SetLevel(WARN)
logger.Debug("debug message")
logger.Info("info message")
logger.Warn("warn message")
logger.Error("error message")
output := buf.String()
if strings.Contains(output, "DEBUG") {
t.Error("Debug message should be filtered out")
}
if strings.Contains(output, "INFO") {
t.Error("Info message should be filtered out")
}
if !strings.Contains(output, "WARN warn message") {
t.Error("Expected warn message in output")
}
if !strings.Contains(output, "ERROR error message") {
t.Error("Expected error message in output")
}
})
t.Run("formatted messages", func(t *testing.T) {
buf.Reset()
logger.SetLevel(DEBUG)
logger.Info("formatted message: %s %d", "test", 42)
output := buf.String()
if !strings.Contains(output, "formatted message: test 42") {
t.Error("Expected formatted message in output")
}
})
}
func TestFileLogger(t *testing.T) {
// 创建临时目录
tempDir := t.TempDir()
config := &LoggerConfig{
Level: DEBUG,
MaxSize: 1024, // 1KB for testing rotation
MaxBackups: 3,
LogDir: tempDir,
Filename: "test.log",
}
logger, err := NewFileLogger(config)
if err != nil {
t.Fatalf("Failed to create file logger: %v", err)
}
defer logger.Close()
t.Run("basic logging", func(t *testing.T) {
logger.Info("test message")
logger.Error("error message with %s", "formatting")
// 读取日志文件
logPath := filepath.Join(tempDir, "test.log")
content, err := os.ReadFile(logPath)
if err != nil {
t.Fatalf("Failed to read log file: %v", err)
}
output := string(content)
if !strings.Contains(output, "INFO test message") {
t.Error("Expected info message in log file")
}
if !strings.Contains(output, "ERROR error message with formatting") {
t.Error("Expected formatted error message in log file")
}
})
t.Run("log rotation", func(t *testing.T) {
// 写入大量数据触发轮转
longMessage := strings.Repeat("a", 200)
for i := 0; i < 10; i++ {
logger.Info("Long message %d: %s", i, longMessage)
}
// 检查是否创建了备份文件
logPath := filepath.Join(tempDir, "test.log")
backupPath := filepath.Join(tempDir, "test.log.1")
if _, err := os.Stat(logPath); os.IsNotExist(err) {
t.Error("Main log file should exist")
}
if _, err := os.Stat(backupPath); os.IsNotExist(err) {
t.Error("Backup log file should exist after rotation")
}
})
}
func TestMultiLogger(t *testing.T) {
var buf1, buf2 bytes.Buffer
logger1 := NewConsoleLogger(&buf1)
logger2 := NewConsoleLogger(&buf2)
multiLogger := NewMultiLogger(logger1, logger2)
multiLogger.SetLevel(INFO)
multiLogger.Info("test message")
multiLogger.Error("error message")
// 检查两个logger都收到了消息
output1 := buf1.String()
output2 := buf2.String()
if !strings.Contains(output1, "INFO test message") {
t.Error("Expected info message in first logger")
}
if !strings.Contains(output1, "ERROR error message") {
t.Error("Expected error message in first logger")
}
if !strings.Contains(output2, "INFO test message") {
t.Error("Expected info message in second logger")
}
if !strings.Contains(output2, "ERROR error message") {
t.Error("Expected error message in second logger")
}
}
func TestFileLoggerRotation(t *testing.T) {
tempDir := t.TempDir()
config := &LoggerConfig{
Level: DEBUG,
MaxSize: 100, // Very small for testing
MaxBackups: 2,
LogDir: tempDir,
Filename: "rotation_test.log",
}
logger, err := NewFileLogger(config)
if err != nil {
t.Fatalf("Failed to create file logger: %v", err)
}
defer logger.Close()
// 写入足够的数据触发多次轮转
for i := 0; i < 20; i++ {
logger.Info("Message %d: %s", i, strings.Repeat("x", 50))
}
// 检查文件存在性
logPath := filepath.Join(tempDir, "rotation_test.log")
backup1Path := filepath.Join(tempDir, "rotation_test.log.1")
backup2Path := filepath.Join(tempDir, "rotation_test.log.2")
backup3Path := filepath.Join(tempDir, "rotation_test.log.3")
if _, err := os.Stat(logPath); os.IsNotExist(err) {
t.Error("Main log file should exist")
}
if _, err := os.Stat(backup1Path); os.IsNotExist(err) {
t.Error("First backup should exist")
}
if _, err := os.Stat(backup2Path); os.IsNotExist(err) {
t.Error("Second backup should exist")
}
// 第三个备份不应该存在MaxBackups=2
if _, err := os.Stat(backup3Path); !os.IsNotExist(err) {
t.Error("Third backup should not exist (exceeds MaxBackups)")
}
}
func TestGlobalLoggerFunctions(t *testing.T) {
// 这个测试比较简单主要确保全局函数不会panic
Debug("debug message")
Info("info message")
Warn("warn message")
Error("error message")
SetLevel(ERROR)
// 这些调用不应该panic
Debug("filtered debug")
Info("filtered info")
Error("visible error")
}
func TestFileLoggerErrorHandling(t *testing.T) {
t.Run("invalid directory", func(t *testing.T) {
// 使用一个真正无效的路径
config := &LoggerConfig{
Level: INFO,
MaxSize: 1024,
MaxBackups: 3,
LogDir: string([]byte{0}), // 无效的路径字符
Filename: "test.log",
}
_, err := NewFileLogger(config)
if err == nil {
t.Error("Expected error when creating logger with invalid directory")
}
})
}
func TestLoggerFormatting(t *testing.T) {
var buf bytes.Buffer
logger := NewConsoleLogger(&buf)
logger.SetLevel(DEBUG)
// 测试时间戳格式
logger.Info("test message")
output := buf.String()
lines := strings.Split(strings.TrimSpace(output), "\n")
if len(lines) == 0 {
t.Fatal("Expected at least one log line")
}
// 检查格式:[HH:MM:SS] LEVEL message
line := lines[0]
if !strings.Contains(line, "INFO test message") {
t.Errorf("Expected 'INFO test message' in output, got: %s", line)
}
// 检查时间戳格式(简单检查)
if !strings.HasPrefix(line, "[") {
t.Error("Expected log line to start with timestamp in brackets")
}
}