init

cmd/worker/main.go

@@ -0,0 +1,105 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"scheduler-backend/internal/executor"
+	"scheduler-backend/internal/jobdef"
+	"scheduler-backend/internal/scheduler"
+	storemongo "scheduler-backend/internal/store/mongo"
+	"scheduler-backend/pkg/config"
+	"scheduler-backend/pkg/log"
+
+	"github.com/go-co-op/gocron/v2"
+)
+
+func main() {
+	cfg := config.Load()
+	logger := log.New()
+	registry := jobdef.NewRegistry(
+		jobdef.SampleHandler{},
+		jobdef.URLRewriteHandler{},
+		jobdef.S3MigrateHandler{},
+	)
+	rootCtx := context.Background()
+	databases, err := storemongo.Connect(rootCtx, cfg)
+	if err != nil {
+		logger.Error("scheduler worker mongo connect failed", "error", err)
+		os.Exit(1)
+	}
+
+	jobConfigStore := storemongo.NewJobConfigStore(databases.MetaDB)
+	if err := jobdef.SyncJobConfigs(rootCtx, "job-config-list", jobConfigStore, logger); err != nil {
+		logger.Error("sync job configs failed", "error", err)
+		os.Exit(1)
+	}
+
+	runtime := jobdef.Runtime{
+		Config:     cfg,
+		Logger:     logger,
+		MetaDB:     databases.MetaDB,
+		BusinessDB: databases.BusinessDB,
+	}
+	execSvc := executor.NewService(registry, runtime)
+	g, err := gocron.NewScheduler()
+	if err != nil {
+		logger.Error("scheduler worker init scheduler failed", "error", err)
+		os.Exit(1)
+	}
+	svc := scheduler.NewService(
+		g,
+		jobConfigStore,
+		storemongo.NewJobExecutionStore(databases.MetaDB),
+		execSvc,
+		runtime,
+	)
+
+	healthServer := &http.Server{
+		Addr:              fmt.Sprintf(":%d", cfg.WorkerHTTPPort),
+		ReadHeaderTimeout: 5 * time.Second,
+		Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			switch r.URL.Path {
+			case "/healthz", "/readyz":
+				w.WriteHeader(http.StatusOK)
+				_, _ = w.Write([]byte("ok"))
+			default:
+				w.WriteHeader(http.StatusNotFound)
+			}
+		}),
+	}
+
+	go func() {
+		logger.Info("scheduler worker health server starting", "addr", healthServer.Addr)
+		if err := healthServer.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			logger.Error("scheduler worker health server stopped", "error", err)
+		}
+	}()
+
+	logger.Info("scheduler worker starting", "db", cfg.SchedulerMongoDatabase, "healthAddr", healthServer.Addr)
+	if err := svc.RegisterEnabledJobs(rootCtx); err != nil {
+		logger.Error("scheduler worker register jobs failed", "error", err)
+		os.Exit(1)
+	}
+
+	stop := make(chan os.Signal, 1)
+	signal.Notify(stop, syscall.SIGINT, syscall.SIGTERM)
+	<-stop
+
+	if err := svc.Shutdown(); err != nil {
+		logger.Error("scheduler worker shutdown failed", "error", err)
+	}
+	shutdownCtx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := healthServer.Shutdown(shutdownCtx); err != nil {
+		logger.Error("scheduler worker health server shutdown failed", "error", err)
+	}
+	if err := databases.Client.Disconnect(context.Background()); err != nil {
+		logger.Error("scheduler worker mongo disconnect failed", "error", err)
+	}
+}