95 lines
1.9 KiB
Go
95 lines
1.9 KiB
Go
package main
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import (
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"context"
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"flag"
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"log/slog"
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"net/http"
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"os"
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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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"zeromesh/internal/config"
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"zeromesh/internal/controller"
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"zeromesh/internal/database"
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"zeromesh/internal/router"
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)
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func main() {
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cfgPath := flag.String("config", "config.yaml", "config file path")
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flag.Parse()
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cfg, err := config.Load(*cfgPath)
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if err != nil {
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slog.Error("load config", "err", err)
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os.Exit(1)
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}
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logLevel := new(slog.LevelVar)
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switch cfg.Logging.Level {
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case "debug":
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logLevel.Set(slog.LevelDebug)
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case "warn":
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logLevel.Set(slog.LevelWarn)
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case "error":
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logLevel.Set(slog.LevelError)
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default:
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logLevel.Set(slog.LevelInfo)
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}
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opts := &slog.HandlerOptions{Level: logLevel}
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var handler slog.Handler
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if cfg.Logging.Format == "json" {
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handler = slog.NewJSONHandler(os.Stderr, opts)
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} else {
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handler = slog.NewTextHandler(os.Stderr, opts)
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}
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logger := slog.New(handler)
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slog.SetDefault(logger)
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db, err := database.Init(&cfg.Database)
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if err != nil {
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slog.Error("init database", "err", err)
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os.Exit(1)
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}
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ctr, err := controller.New(cfg, db, logger)
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if err != nil {
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slog.Error("init controller", "err", err)
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os.Exit(1)
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}
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if err := ctr.Start(); err != nil {
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slog.Error("start controller", "err", err)
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os.Exit(1)
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}
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gin.SetMode(gin.ReleaseMode)
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r := router.Setup(cfg, db)
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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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}
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go func() {
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slog.Info("http server listening", "addr", srv.Addr)
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if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
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slog.Error("http serve", "err", err)
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}
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}()
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quit := make(chan os.Signal, 1)
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signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
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<-quit
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slog.Info("shutting down...")
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ctr.Stop()
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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if err := srv.Shutdown(ctx); err != nil {
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slog.Error("server shutdown", "err", err)
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}
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}
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