1

internal/http/middleware.go

@@ -0,0 +1,70 @@
+package http_router
+
+import (
+	"git-molva.ru/Molva/molva-backend/services/api_gateway/internal/auth"
+	"git-molva.ru/Molva/molva-backend/services/api_gateway/internal/auth/keycloak"
+	"log/slog"
+	"net/http"
+	"strings"
+	"time"
+
+	"git-molva.ru/Molva/molva-backend/services/api_gateway/internal/config"
+)
+
+type Middleware struct {
+	logger      *slog.Logger
+	authManager auth.Manager
+}
+
+type ConfigMiddleware struct {
+	logger      *slog.Logger
+	keycloakCfg *config.Keycloak
+}
+
+func NewMiddleware(c *ConfigMiddleware) (*Middleware, error) {
+	authManager, err := keycloak.New(&keycloak.Config{
+		AuthServerAddr: c.keycloakCfg.BaseURL,
+		Realm:          c.keycloakCfg.Realm,
+		ClientId:       c.keycloakCfg.ClientId,
+		ClientSecret:   c.keycloakCfg.ClientSecret,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return &Middleware{
+		logger:      c.logger,
+		authManager: authManager,
+	}, nil
+}
+
+// loggingMiddleware middleware для логирования запросов
+func (m *Middleware) loggingMiddleware(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		start := time.Now()
+
+		m.logger.Info("Started request", slog.String("method", req.Method), slog.String("url", req.URL.Path))
+
+		next.ServeHTTP(w, req)
+
+		m.logger.Info("Completed request",
+			slog.String("path", req.URL.Path),
+			slog.Duration("duration", time.Since(start)))
+
+	})
+}
+
+// authMiddleware middleware для валидации и обновления токена при истечении
+func (m *Middleware) authMiddleware(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		token := strings.TrimPrefix(req.Header.Get("Authorization"), "Bearer ")
+
+		ok, err := m.authManager.CheckTokenIsValid(req.Context(), token)
+		if err != nil || !ok {
+			http.Error(w, "", http.StatusUnauthorized)
+			return
+		}
+
+		next.ServeHTTP(w, req)
+	})
+}