102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
package main
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import (
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"context"
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"errors"
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"net/http"
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"os/signal"
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"syscall"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/hhs/camtalk/internal/config"
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"github.com/hhs/camtalk/internal/logger"
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"github.com/hhs/camtalk/internal/session"
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"github.com/hhs/camtalk/internal/ws"
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)
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var startTime = time.Now()
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func main() {
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// 加载配置
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cfg, err := config.Load()
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if err != nil {
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panic("failed to load config: " + err.Error())
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}
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// 初始化日志
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logger.Init(cfg.Log.Level, cfg.Log.Format)
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defer logger.Sync()
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logger.Log.Infow("config loaded",
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"env", cfg.App.Env,
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"addr", cfg.Server.Addr(),
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)
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// 初始化 Session Manager（MVP 默认内存实现）
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var sessionMgr session.Manager
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// TODO: 当 Redis 配置非空时切换为 RedisManager
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sessionMgr = session.NewMemoryManager(30*time.Minute, 20)
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defer sessionMgr.(*session.MemoryManager).Stop()
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// Gin 模式
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if cfg.App.Env == "prod" {
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gin.SetMode(gin.ReleaseMode)
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}
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r := gin.New()
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r.Use(gin.Recovery())
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// REST API
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api := r.Group("/api")
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{
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api.GET("/health", healthHandler(sessionMgr))
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}
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// WebSocket
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r.GET("/ws", ws.ServeWS(sessionMgr))
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// HTTP Server
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srv := &http.Server{
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Addr: cfg.Server.Addr(),
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Handler: r,
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ReadTimeout: time.Duration(cfg.Server.ReadTimeout) * time.Second,
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WriteTimeout: time.Duration(cfg.Server.WriteTimeout) * time.Second,
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}
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// Graceful shutdown
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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go func() {
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logger.Log.Infow("server starting", "addr", srv.Addr)
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if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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logger.Log.Fatalw("listen failed", "error", err)
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}
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}()
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<-ctx.Done()
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logger.Log.Info("shutting down...")
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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if err := srv.Shutdown(shutdownCtx); err != nil {
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logger.Log.Errorw("shutdown error", "error", err)
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}
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logger.Log.Info("server stopped")
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}
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// healthHandler 健康检查。
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func healthHandler(sessionMgr session.Manager) gin.HandlerFunc {
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return func(c *gin.Context) {
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c.JSON(200, gin.H{
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"status": "ok",
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"version": "0.1.0",
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"uptime": time.Since(startTime).String(),
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"active_sessions": sessionMgr.ActiveCount(),
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})
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}
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}
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