69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
package main
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import (
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"context"
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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/telemt/telemt-api/internal/config"
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"github.com/telemt/telemt-api/internal/server"
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)
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func main() {
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log := slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{Level: slog.LevelInfo}))
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cfgPath := os.Getenv("CONFIG_PATH")
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if cfgPath == "" {
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cfgPath = "/etc/telemt-gateway/config.yaml"
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}
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cfg, err := config.Load(cfgPath)
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if err != nil {
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log.Error("config load failed", "path", cfgPath, "err", err)
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os.Exit(1)
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}
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parsed, err := cfg.Parse()
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if err != nil {
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log.Error("config parse failed", "err", err)
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os.Exit(1)
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}
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gw, err := server.NewGateway(parsed, log)
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if err != nil {
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log.Error("gateway init failed", "err", err)
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os.Exit(1)
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}
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srv := &http.Server{
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Addr: parsed.Config.Listen,
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Handler: gw.Handler(),
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ReadHeaderTimeout: 10 * time.Second,
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ReadTimeout: 0,
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WriteTimeout: 0,
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IdleTimeout: 120 * time.Second,
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}
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go func() {
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log.Info("listening", "addr", parsed.Config.Listen)
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if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
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log.Error("server error", "err", err)
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os.Exit(1)
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}
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}()
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sig := make(chan os.Signal, 1)
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signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
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<-sig
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log.Info("shutdown signal")
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ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
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defer cancel()
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_ = gw.Shutdown(ctx)
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if err := srv.Shutdown(ctx); err != nil {
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log.Error("shutdown error", "err", err)
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}
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}
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