Add scan queue execution and listing endpoint.

Run scans in background with progress/status updates and store scan metrics in memory or PostgreSQL.

Made-with: Cursor

cmd/server/main.go

@@ -1,18 +1,27 @@
 package main
 
 import (
+	"database/sql"
 	"log"
 	"net/http"
 
 	"nettopo-go/internal/api"
 	"nettopo-go/internal/config"
 	"nettopo-go/internal/scans"
+	"nettopo-go/internal/store"
+
+	_ "github.com/jackc/pgx/v5/stdlib"
 )
 
 func main() {
 	cfg := config.FromEnv()
-	store := scans.NewMemoryStore()
-	handler := api.NewHandler(store)
+	scanStore, dbClose := makeStore(cfg)
+	if dbClose != nil {
+		defer dbClose()
+	}
+
+	runner := scans.NewRunner(scanStore)
+	handler := api.NewHandler(scanStore, runner)
 
 	server := &http.Server{
 		Addr:    cfg.HTTPAddr,
@@ -24,3 +33,36 @@ func main() {
 		log.Fatalf("server failed: %v", err)
 	}
 }
+
+func makeStore(cfg config.Config) (scans.Store, func()) {
+	if cfg.StoreBackend != "postgres" {
+		log.Printf("store backend: memory")
+		return scans.NewMemoryStore(), nil
+	}
+
+	if cfg.DBDSN == "" {
+		log.Fatalf("STORE_BACKEND=postgres requires DB_DSN")
+	}
+
+	db, err := sql.Open("pgx", cfg.DBDSN)
+	if err != nil {
+		log.Fatalf("db open failed: %v", err)
+	}
+
+	if err = db.Ping(); err != nil {
+		_ = db.Close()
+		log.Fatalf("db ping failed: %v", err)
+	}
+
+	if cfg.RunMigrations {
+		if err = store.RunMigrations(db); err != nil {
+			_ = db.Close()
+			log.Fatalf("db migration failed: %v", err)
+		}
+	}
+
+	log.Printf("store backend: postgres")
+	return scans.NewPostgresStore(db), func() {
+		_ = db.Close()
+	}
+}