462 lines
13 KiB
Go
462 lines
13 KiB
Go
package main
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import (
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"context"
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"embed"
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"flag"
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"fmt"
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"io/fs"
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"net/http"
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"os"
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"runtime/debug"
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"time"
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"ghproxy/api"
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"ghproxy/auth"
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"ghproxy/config"
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"ghproxy/middleware/loggin"
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"ghproxy/proxy"
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"ghproxy/rate"
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"github.com/WJQSERVER-STUDIO/go-utils/logger"
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"github.com/cloudwego/hertz/pkg/app"
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"github.com/cloudwego/hertz/pkg/app/middlewares/server/recovery"
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"github.com/cloudwego/hertz/pkg/app/server"
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"github.com/cloudwego/hertz/pkg/common/adaptor"
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"github.com/cloudwego/hertz/pkg/common/hlog"
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//"github.com/cloudwego/hertz/pkg/network/standard"
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"github.com/hertz-contrib/http2/factory"
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)
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var (
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cfg *config.Config
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r *server.Hertz
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configfile = "/data/ghproxy/config/config.toml"
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hertZfile *os.File
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cfgfile string
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version string
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runMode string
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limiter *rate.RateLimiter
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iplimiter *rate.IPRateLimiter
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showVersion bool
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showHelp bool
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)
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var (
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//go:embed pages/*
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pagesFS embed.FS
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)
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var (
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logw = logger.Logw
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logDump = logger.LogDump
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logDebug = logger.LogDebug
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logInfo = logger.LogInfo
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logWarning = logger.LogWarning
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logError = logger.LogError
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)
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func readFlag() {
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flag.StringVar(&cfgfile, "c", configfile, "config file path")
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flag.Func("cfg", "exit", func(s string) error {
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// 被弃用的flag, fail退出
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fmt.Printf("\n")
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fmt.Println("[ERROR] cfg flag is deprecated, please use -c instead")
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fmt.Printf("\n")
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flag.Usage()
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os.Exit(2)
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return nil
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})
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flag.BoolVar(&showVersion, "v", false, "show version and exit") // 添加-v标志
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flag.BoolVar(&showHelp, "h", false, "show help message and exit") // 添加-h标志
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// 捕获未定义的 flag
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flag.Usage = func() {
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fmt.Fprintf(os.Stderr, "Usage of %s:\n", os.Args[0])
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flag.PrintDefaults()
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fmt.Fprintln(os.Stderr, "\nInvalid flags:")
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// 检查未定义的flags
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invalidFlags := []string{}
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for _, arg := range os.Args[1:] {
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if arg[0] == '-' && arg != "-h" && arg != "-v" { // 检查是否是flag, 排除 -h 和 -v
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defined := false
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flag.VisitAll(func(f *flag.Flag) {
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if "-"+f.Name == arg {
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defined = true
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}
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})
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if !defined {
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invalidFlags = append(invalidFlags, arg)
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}
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}
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}
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for _, flag := range invalidFlags {
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fmt.Fprintf(os.Stderr, " %s\n", flag)
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}
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if len(invalidFlags) > 0 {
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os.Exit(2)
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}
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}
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}
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func loadConfig() {
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var err error
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cfg, err = config.LoadConfig(cfgfile)
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if err != nil {
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fmt.Printf("Failed to load config: %v\n", err)
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// 如果配置文件加载失败，也显示帮助信息并退出
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flag.Usage()
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os.Exit(1)
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}
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if cfg != nil && cfg.Server.Debug { // 确保 cfg 不为 nil
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fmt.Println("Config File Path: ", cfgfile)
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fmt.Printf("Loaded config: %v\n", cfg)
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}
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}
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func setupLogger(cfg *config.Config) {
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var err error
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err = logger.Init(cfg.Log.LogFilePath, cfg.Log.MaxLogSize)
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if err != nil {
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fmt.Printf("Failed to initialize logger: %v\n", err)
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os.Exit(1)
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}
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err = logger.SetLogLevel(cfg.Log.Level)
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if err != nil {
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fmt.Printf("Logger Level Error: %v\n", err)
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os.Exit(1)
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}
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fmt.Printf("Log Level: %s\n", cfg.Log.Level)
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logDebug("Config File Path: ", cfgfile)
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logDebug("Loaded config: %v\n", cfg)
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logInfo("Logger Initialized Successfully")
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}
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func setupHertZLogger(cfg *config.Config) {
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var err error
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if cfg.Log.HertZLogPath != "" {
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hertZfile, err = os.OpenFile(cfg.Log.HertZLogPath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
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if err != nil {
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hlog.SetOutput(os.Stdout)
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logWarning("Failed to open hertz log file: %v", err)
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} else {
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hlog.SetOutput(hertZfile)
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}
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hlog.SetLevel(hlog.LevelInfo)
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}
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}
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func setMemLimit(cfg *config.Config) {
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if cfg.Server.MemLimit > 0 {
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debug.SetMemoryLimit((cfg.Server.MemLimit) * 1024 * 1024)
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logInfo("Set Memory Limit to %d MB", cfg.Server.MemLimit)
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}
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}
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func loadlist(cfg *config.Config) {
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auth.Init(cfg)
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}
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func setupApi(cfg *config.Config, r *server.Hertz, version string) {
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api.InitHandleRouter(cfg, r, version)
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}
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func setupRateLimit(cfg *config.Config) {
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if cfg.RateLimit.Enabled {
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if cfg.RateLimit.RateMethod == "ip" {
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iplimiter = rate.NewIPRateLimiter(cfg.RateLimit.RatePerMinute, cfg.RateLimit.Burst, 1*time.Minute)
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} else if cfg.RateLimit.RateMethod == "total" {
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limiter = rate.New(cfg.RateLimit.RatePerMinute, cfg.RateLimit.Burst, 1*time.Minute)
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} else {
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logError("Invalid RateLimit Method: %s", cfg.RateLimit.RateMethod)
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}
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}
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}
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func InitReq(cfg *config.Config) {
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proxy.InitReq(cfg)
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}
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// loadEmbeddedPages 加载嵌入式页面资源
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func loadEmbeddedPages(cfg *config.Config) (fs.FS, fs.FS, error) {
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var pages fs.FS
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var err error
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switch cfg.Pages.Theme {
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case "bootstrap":
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pages, err = fs.Sub(pagesFS, "pages/bootstrap")
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case "nebula":
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pages, err = fs.Sub(pagesFS, "pages/nebula")
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case "design":
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pages, err = fs.Sub(pagesFS, "pages/design")
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case "metro":
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pages, err = fs.Sub(pagesFS, "pages/metro")
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case "classic":
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pages, err = fs.Sub(pagesFS, "pages/classic")
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case "mino":
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pages, err = fs.Sub(pagesFS, "pages/mino")
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default:
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pages, err = fs.Sub(pagesFS, "pages/bootstrap") // 默认主题
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logWarning("Invalid Pages Theme: %s, using default theme 'bootstrap'", cfg.Pages.Theme)
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}
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if err != nil {
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return nil, nil, fmt.Errorf("failed to load embedded pages: %w", err)
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}
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var assets fs.FS
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assets, err = fs.Sub(pagesFS, "pages/assets")
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return pages, assets, nil
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}
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// setupPages 设置页面路由
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func setupPages(cfg *config.Config, r *server.Hertz) {
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switch cfg.Pages.Mode {
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case "internal":
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err := setInternalRoute(cfg, r)
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if err != nil {
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logError("Failed when processing internal pages: %s", err)
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fmt.Println(err.Error())
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return
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}
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case "external":
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// 设置外部资源路径
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indexPagePath := fmt.Sprintf("%s/index.html", cfg.Pages.StaticDir)
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faviconPath := fmt.Sprintf("%s/favicon.ico", cfg.Pages.StaticDir)
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javascriptsPath := fmt.Sprintf("%s/script.js", cfg.Pages.StaticDir)
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stylesheetsPath := fmt.Sprintf("%s/style.css", cfg.Pages.StaticDir)
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bootstrapPath := fmt.Sprintf("%s/bootstrap.min.css", cfg.Pages.StaticDir)
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bootstrapBundlePath := fmt.Sprintf("%s/bootstrap.bundle.min.js", cfg.Pages.StaticDir)
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// 设置外部资源路由
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r.StaticFile("/", indexPagePath)
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r.StaticFile("/favicon.ico", faviconPath)
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r.StaticFile("/script.js", javascriptsPath)
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r.StaticFile("/style.css", stylesheetsPath)
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r.StaticFile("/bootstrap.min.css", bootstrapPath)
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r.StaticFile("/bootstrap.bundle.min.js", bootstrapBundlePath)
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default:
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// 处理无效的Pages Mode
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logWarning("Invalid Pages Mode: %s, using default embedded theme", cfg.Pages.Mode)
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err := setInternalRoute(cfg, r)
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if err != nil {
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logError("Failed when processing internal pages: %s", err)
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fmt.Println(err.Error())
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return
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}
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}
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}
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func setInternalRoute(cfg *config.Config, r *server.Hertz) error {
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// 加载嵌入式资源
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pages, assets, err := loadEmbeddedPages(cfg)
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if err != nil {
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logError("Failed when processing pages: %s", err)
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return err
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}
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// 设置嵌入式资源路由
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r.GET("/", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(pages))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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r.GET("/favicon.ico", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(pages))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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r.GET("/script.js", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(pages))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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r.GET("/style.css", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(pages))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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r.GET("/bootstrap.min.css", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(assets))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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r.GET("/bootstrap.bundle.min.js", func(ctx context.Context, c *app.RequestContext) {
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staticServer := http.FileServer(http.FS(assets))
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req, err := adaptor.GetCompatRequest(&c.Request)
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if err != nil {
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logError("%s", err)
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return
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}
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staticServer.ServeHTTP(adaptor.GetCompatResponseWriter(&c.Response), req)
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})
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return nil
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}
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func init() {
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readFlag()
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flag.Parse()
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// 如果设置了 -h，则显示帮助信息并退出
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if showHelp {
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flag.Usage()
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os.Exit(0)
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}
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// 如果设置了 -v，则显示版本号并退出
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if showVersion {
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fmt.Printf("GHProxy Version: %s \n", version)
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os.Exit(0)
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}
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loadConfig()
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if cfg != nil { // 在setupLogger前添加空值检查
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setupLogger(cfg)
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setupHertZLogger(cfg)
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InitReq(cfg)
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setMemLimit(cfg)
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loadlist(cfg)
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setupRateLimit(cfg)
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if cfg.Server.Debug {
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runMode = "dev"
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} else {
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runMode = "release"
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}
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if cfg.Server.Debug {
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version = "Dev" // 如果是Debug模式，版本设置为"Dev"
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}
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}
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}
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func main() {
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// 如果 showVersion 为 true，则在 init 阶段已退出，这里直接返回
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if showVersion || showHelp {
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return
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}
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logDebug("Run Mode: %s", runMode)
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// 确保在程序配置加载且非版本显示模式下执行
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if cfg == nil {
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fmt.Println("Config not loaded, exiting.")
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return // 如果配置未加载，则不继续执行
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}
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addr := fmt.Sprintf("%s:%d", cfg.Server.Host, cfg.Server.Port)
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if cfg.Server.H2C {
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r = server.New(
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server.WithHostPorts(addr),
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server.WithH2C(true),
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// server.WithALPN(true),
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// server.WithTransport(standard.NewTransporter),
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)
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r.AddProtocol("h2", factory.NewServerFactory())
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} else {
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r = server.New(
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server.WithHostPorts(addr),
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)
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}
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// 添加Recovery中间件
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r.Use(recovery.Recovery())
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// 添加log中间件
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r.Use(loggin.Middleware())
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setupApi(cfg, r, version)
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setupPages(cfg, r)
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/*
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// 1. GitHub Releases/Archive - Use distinct path segments for type
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r.GET("/github.com/:username/:repo/releases/*filepath", func(ctx context.Context, c *app.RequestContext) { // Distinct path for releases
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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r.GET("/github.com/:username/:repo/archive/*filepath", func(ctx context.Context, c *app.RequestContext) { // Distinct path for archive
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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// 2. GitHub Blob/Raw - Use distinct path segments for type
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r.GET("/github.com/:username/:repo/blob/*filepath", func(ctx context.Context, c *app.RequestContext) { // Distinct path for blob
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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r.GET("/github.com/:username/:repo/raw/*filepath", func(ctx context.Context, c *app.RequestContext) { // Distinct path for raw
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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r.GET("/github.com/:username/:repo/info/*filepath", func(ctx context.Context, c *app.RequestContext) { // Distinct path for info
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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r.GET("/github.com/:username/:repo/git-upload-pack", func(ctx context.Context, c *app.RequestContext) {
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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// 4. Raw GitHubusercontent - Keep as is (assuming it's distinct enough)
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r.GET("/raw.githubusercontent.com/:username/:repo/*filepath", func(ctx context.Context, c *app.RequestContext) {
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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// 5. Gist GitHubusercontent - Keep as is (assuming it's distinct enough)
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r.GET("/gist.githubusercontent.com/:username/*filepath", func(ctx context.Context, c *app.RequestContext) {
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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// 6. GitHub API Repos - Keep as is (assuming it's distinct enough)
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r.GET("/api.github.com/repos/:username/:repo/*filepath", func(ctx context.Context, c *app.RequestContext) {
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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*/
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r.NoRoute(func(ctx context.Context, c *app.RequestContext) {
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proxy.NoRouteHandler(cfg, limiter, iplimiter)(ctx, c)
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})
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fmt.Printf("GHProxy Version: %s\n", version)
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fmt.Printf("A Go Based High-Performance Github Proxy \n")
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fmt.Printf("Made by WJQSERVER-STUDIO\n")
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r.Spin()
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defer logger.Close()
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defer func() {
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if hertZfile != nil {
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err := hertZfile.Close()
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if err != nil {
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logError("Failed to close hertz log file: %v", err)
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}
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}
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}()
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fmt.Println("Program Exit")
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}
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