[management] Enforce peer or peer groups requirement for network routers (#5894)

management/server/http/handlers/networks/routers_handler.go

@@ -105,6 +105,12 @@ func (h *routersHandler) createRouter(w http.ResponseWriter, r *http.Request) {
 	router.NetworkID = networkID
 	router.AccountID = accountID
 	router.Enabled = true
+
+	if err := router.Validate(); err != nil {
+		util.WriteErrorResponse(err.Error(), http.StatusBadRequest, w)
+		return
+	}
+
 	router, err = h.routersManager.CreateRouter(r.Context(), userID, router)
 	if err != nil {
 		util.WriteError(r.Context(), err, w)
@@ -157,6 +163,11 @@ func (h *routersHandler) updateRouter(w http.ResponseWriter, r *http.Request) {
 	router.ID = mux.Vars(r)["routerId"]
 	router.AccountID = accountID
 
+	if err := router.Validate(); err != nil {
+		util.WriteErrorResponse(err.Error(), http.StatusBadRequest, w)
+		return
+	}
+
 	router, err = h.routersManager.UpdateRouter(r.Context(), userID, router)
 	if err != nil {
 		util.WriteError(r.Context(), err, w)

management/server/http/testing/integration/networks_handler_integration_test.go

@@ -1170,13 +1170,17 @@ func Test_NetworkRouters_Create(t *testing.T) {
 				Metric:     100,
 				Enabled:    true,
 			},
-			expectedStatus: http.StatusOK,
-			verifyResponse: func(t *testing.T, router *api.NetworkRouter) {
-				t.Helper()
-				assert.NotEmpty(t, router.Id)
-				assert.Equal(t, peerID, *router.Peer)
-				assert.Equal(t, 1, len(*router.PeerGroups))
+			expectedStatus: http.StatusBadRequest,
+		},
+		{
+			name:      "Create router without peer and peer_groups",
+			networkId: "testNetworkId",
+			requestBody: &api.NetworkRouterRequest{
+				Masquerade: true,
+				Metric:     100,
+				Enabled:    true,
 			},
+			expectedStatus: http.StatusBadRequest,
 		},
 		{
 			name:      "Create router in non-existing network",
@@ -1341,13 +1345,18 @@ func Test_NetworkRouters_Update(t *testing.T) {
 				Metric:     100,
 				Enabled:    true,
 			},
-			expectedStatus: http.StatusOK,
-			verifyResponse: func(t *testing.T, router *api.NetworkRouter) {
-				t.Helper()
-				assert.Equal(t, "testRouterId", router.Id)
-				assert.Equal(t, peerID, *router.Peer)
-				assert.Equal(t, 1, len(*router.PeerGroups))
+			expectedStatus: http.StatusBadRequest,
+		},
+		{
+			name:      "Update router without peer and peer_groups",
+			networkId: "testNetworkId",
+			routerId:  "testRouterId",
+			requestBody: &api.NetworkRouterRequest{
+				Masquerade: true,
+				Metric:     100,
+				Enabled:    true,
 			},
+			expectedStatus: http.StatusBadRequest,
 		},
 	}