Initial commit

backend/cmd/server/main.go

@@ -0,0 +1,105 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"path/filepath"
+	"syscall"
+	"time"
+
+	"arma3-web-server/internal/api"
+	"arma3-web-server/internal/services"
+
+	"github.com/gin-gonic/gin"
+)
+
+func main() {
+	dataDir := mustAbs(getEnv("DATA_DIR", filepath.Join("data")))
+	serverfileDir := mustAbs(getEnv("SERVERFILE_DIR", "serverfiles"))
+	modsDir := mustAbs(getEnv("MODS_DIR", "serverfiles/mods"))
+	cfgDir := mustAbs(getEnv("CFG_DIR", "serverfiles/cfg"))
+	profilesDir := mustAbs(getEnv("PROFILES_DIR", "serverfiles/profiles"))
+	listen := getEnv("LISTEN", ":8080")
+	frontendDir := mustAbs(getEnv("FRONTEND_DIR", filepath.Join("..", "frontend", "dist")))
+
+	log.Printf("data dir:       %s", dataDir)
+	log.Printf("serverfile dir: %s", serverfileDir)
+	log.Printf("mods dir:       %s", modsDir)
+	log.Printf("cfg dir:        %s", cfgDir)
+	log.Printf("profiles dir:   %s", profilesDir)
+	log.Printf("listening on    %s", listen)
+
+	dirs := []string{
+		dataDir, filepath.Join(dataDir, "modlists"),
+		serverfileDir, modsDir, cfgDir, profilesDir,
+		filepath.Join(serverfileDir, "steamapps", "workshop", "content", "107410"),
+	}
+	for _, dir := range dirs {
+		if err := os.MkdirAll(dir, 0755); err != nil {
+			log.Fatalf("mkdir %s: %v", dir, err)
+		}
+	}
+
+	settings := services.NewSettingsManager(dataDir)
+
+	streamer := services.NewLogStreamer()
+	configMgr := services.NewConfigManager(cfgDir)
+	modlistMgr := services.NewModlistManager(dataDir)
+	process := services.NewProcessManager(serverfileDir, modsDir, cfgDir, profilesDir, settings, modlistMgr, configMgr, streamer)
+	steamcmd := services.NewSteamCmdManager(serverfileDir, streamer)
+
+	r := gin.Default()
+
+	if fi, err := os.Stat(frontendDir); err == nil && fi.IsDir() {
+		r.Static("/assets", filepath.Join(frontendDir, "assets"))
+		r.StaticFile("/favicon.ico", filepath.Join(frontendDir, "favicon.ico"))
+		r.NoRoute(func(c *gin.Context) {
+			c.File(filepath.Join(frontendDir, "index.html"))
+		})
+		log.Printf("serving frontend from %s", frontendDir)
+	}
+
+	handler := api.New(settings, configMgr, modlistMgr, process, steamcmd, streamer, serverfileDir, modsDir, cfgDir, profilesDir)
+	handler.SetupRoutes(r)
+
+	log.Printf("starting server on %s", listen)
+
+	srv := &http.Server{Addr: listen, Handler: r}
+
+	go func() {
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("server: %v", err)
+		}
+	}()
+
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+
+	log.Print("shutting down server...")
+
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	if err := srv.Shutdown(ctx); err != nil {
+		log.Fatalf("server forced shutdown: %v", err)
+	}
+	log.Print("server exited")
+}
+
+func mustAbs(p string) string {
+	a, err := filepath.Abs(p)
+	if err != nil {
+		log.Fatalf("abs %s: %v", p, err)
+	}
+	return a
+}
+
+func getEnv(key, fallback string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return fallback
+}