Setup jwt signing key

backend/cmd/server/main.go

@@ -4,19 +4,19 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"time"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/chi/v5/middleware"
 
 	"novamd/internal/api"
+	"novamd/internal/auth"
 	"novamd/internal/config"
 	"novamd/internal/db"
 	"novamd/internal/filesystem"
-	"novamd/internal/user"
 )
 
 func main() {
-
 	// Load configuration
 	cfg, err := config.Load()
 	if err != nil {
@@ -28,38 +28,56 @@ func main() {
 	if err != nil {
 		log.Fatal(err)
 	}
-	defer func() {
-		if err := database.Close(); err != nil {
-			log.Printf("Error closing database: %v", err)
+	defer database.Close()
+
+	// Get or generate JWT signing key
+	signingKey := cfg.JWTSigningKey
+	if signingKey == "" {
+		signingKey, err = database.EnsureJWTSecret()
+		if err != nil {
+			log.Fatal("Failed to ensure JWT secret:", err)
+		}
 	}
-	}()
 
 	// Initialize filesystem
 	fs := filesystem.New(cfg.WorkDir)
 
-	// Initialize user service
-	userService := user.NewUserService(database, fs)
-
-	// Create admin user
-	if _, err := userService.SetupAdminUser(cfg.AdminEmail, cfg.AdminPassword); err != nil {
-		log.Fatal(err)
+	// Initialize JWT service
+	jwtService, err := auth.NewJWTService(auth.JWTConfig{
+		SigningKey:         signingKey,
+		AccessTokenExpiry:  15 * time.Minute,
+		RefreshTokenExpiry: 7 * 24 * time.Hour,
+	})
+	if err != nil {
+		log.Fatal("Failed to initialize JWT service:", err)
 	}
 
+	// Initialize auth middleware
+	authMiddleware := auth.NewMiddleware(jwtService)
+
+	// Initialize session service
+	sessionService := auth.NewSessionService(database.DB, jwtService)
+
 	// Set up router
 	r := chi.NewRouter()
+
+	// Middleware
 	r.Use(middleware.Logger)
 	r.Use(middleware.Recoverer)
+	r.Use(middleware.RequestID)
+	r.Use(middleware.RealIP)
+	r.Use(middleware.Timeout(30 * time.Second))
 
-	// API routes
+	// Set up routes
 	r.Route("/api/v1", func(r chi.Router) {
-		api.SetupRoutes(r, database, fs)
+		api.SetupRoutes(r, database, fs, authMiddleware, sessionService)
 	})
 
 	// Handle all other routes with static file server
 	r.Get("/*", api.NewStaticHandler(cfg.StaticPath).ServeHTTP)
 
 	// Start server
-	port := os.Getenv("NOVAMD_PORT")
+	port := os.Getenv("PORT")
 	if port == "" {
 		port = "8080"
 	}

backend/internal/config/config.go

@@ -16,6 +16,7 @@ type Config struct {
 	AdminEmail    string
 	AdminPassword string
 	EncryptionKey string
+	JWTSigningKey string
 }
 
 func DefaultConfig() *Config {
@@ -69,6 +70,7 @@ func Load() (*Config, error) {
 	config.AdminEmail = os.Getenv("NOVAMD_ADMIN_EMAIL")
 	config.AdminPassword = os.Getenv("NOVAMD_ADMIN_PASSWORD")
 	config.EncryptionKey = os.Getenv("NOVAMD_ENCRYPTION_KEY")
+	config.JWTSigningKey = os.Getenv("NOVAMD_JWT_SIGNING_KEY")
 
 	// Validate all settings
 	if err := config.Validate(); err != nil {

backend/internal/db/migrations.go

@@ -67,7 +67,14 @@ var migrations = []Migration{
 		ALTER TABLE workspaces ADD COLUMN created_by INTEGER REFERENCES users(id);
 		ALTER TABLE workspaces ADD COLUMN updated_by INTEGER REFERENCES users(id);
 		ALTER TABLE workspaces ADD COLUMN updated_at TIMESTAMP;
-		`,
+		
+		-- Create system_settings table for application settings
+		CREATE TABLE IF NOT EXISTS system_settings (
+			key TEXT PRIMARY KEY,
+			value TEXT NOT NULL,
+			created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+			updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+		);`,
 	},
 }
 

backend/internal/db/system_settings.go

@@ -0,0 +1,65 @@
+package db
+
+import (
+	"crypto/rand"
+	"encoding/base64"
+	"fmt"
+)
+
+const (
+	JWTSecretKey = "jwt_secret"
+)
+
+// EnsureJWTSecret makes sure a JWT signing secret exists in the database
+// If no secret exists, it generates and stores a new one
+func (db *DB) EnsureJWTSecret() (string, error) {
+	// First, try to get existing secret
+	secret, err := db.GetSystemSetting(JWTSecretKey)
+	if err == nil {
+		return secret, nil
+	}
+
+	// Generate new secret if none exists
+	newSecret, err := generateRandomSecret(32) // 256 bits
+	if err != nil {
+		return "", fmt.Errorf("failed to generate JWT secret: %w", err)
+	}
+
+	// Store the new secret
+	err = db.SetSystemSetting(JWTSecretKey, newSecret)
+	if err != nil {
+		return "", fmt.Errorf("failed to store JWT secret: %w", err)
+	}
+
+	return newSecret, nil
+}
+
+// GetSystemSetting retrieves a system setting by key
+func (db *DB) GetSystemSetting(key string) (string, error) {
+	var value string
+	err := db.QueryRow("SELECT value FROM system_settings WHERE key = ?", key).Scan(&value)
+	if err != nil {
+		return "", err
+	}
+	return value, nil
+}
+
+// SetSystemSetting stores or updates a system setting
+func (db *DB) SetSystemSetting(key, value string) error {
+	_, err := db.Exec(`
+		INSERT INTO system_settings (key, value)
+		VALUES (?, ?)
+		ON CONFLICT(key) DO UPDATE SET value = ?`,
+		key, value, value)
+	return err
+}
+
+// generateRandomSecret generates a cryptographically secure random string
+func generateRandomSecret(bytes int) (string, error) {
+	b := make([]byte, bytes)
+	_, err := rand.Read(b)
+	if err != nil {
+		return "", err
+	}
+	return base64.StdEncoding.EncodeToString(b), nil
+}