fix: Prevent workflow to run if active and single webhook service (#11752)

packages/editor-ui/src/composables/useRunWorkflow.test.ts

@@ -10,6 +10,8 @@ import type { IStartRunData, IWorkflowData } from '@/Interface';
 import { useWorkflowsStore } from '@/stores/workflows.store';
 import { useUIStore } from '@/stores/ui.store';
 import { useWorkflowHelpers } from '@/composables/useWorkflowHelpers';
+import { useToast } from './useToast';
+import { useI18n } from '@/composables/useI18n';
 
 vi.mock('@/stores/workflows.store', () => ({
 	useWorkflowsStore: vi.fn().mockReturnValue({
@@ -163,6 +165,38 @@ describe('useRunWorkflow({ router })', () => {
 			expect(response).toEqual(mockResponse);
 			expect(workflowsStore.executionWaitingForWebhook).toBe(true);
 		});
+		it('should prevent execution and show error message when workflow is active with single webhook trigger', async () => {
+			const pinia = createTestingPinia({ stubActions: false });
+			setActivePinia(pinia);
+			const router = useRouter();
+			const workflowsStore = useWorkflowsStore();
+			const toast = useToast();
+			const i18n = useI18n();
+			const { runWorkflow } = useRunWorkflow({ router });
+
+			vi.mocked(workflowsStore).isWorkflowActive = true;
+
+			vi.mocked(useWorkflowHelpers({ router })).getWorkflowDataToSave.mockResolvedValue({
+				nodes: [
+					{
+						name: 'Slack',
+						type: 'n8n-nodes-base.slackTrigger',
+						disabled: false,
+					},
+				],
+			} as unknown as IWorkflowData);
+
+			const result = await runWorkflow({});
+
+			expect(result).toBeUndefined();
+			expect(toast.showMessage).toHaveBeenCalledWith({
+				title: i18n.baseText('workflowRun.showError.deactivate'),
+				message: i18n.baseText('workflowRun.showError.productionActive', {
+					interpolate: { nodeName: 'Webhook' },
+				}),
+				type: 'error',
+			});
+		});
 	});
 
 	describe('runWorkflow()', () => {

packages/editor-ui/src/composables/useRunWorkflow.ts

@@ -22,7 +22,7 @@ import { NodeConnectionType } from 'n8n-workflow';
 import { useToast } from '@/composables/useToast';
 import { useNodeHelpers } from '@/composables/useNodeHelpers';
 
-import { CHAT_TRIGGER_NODE_TYPE } from '@/constants';
+import { CHAT_TRIGGER_NODE_TYPE, SINGLE_WEBHOOK_TRIGGERS } from '@/constants';
 
 import { useRootStore } from '@/stores/root.store';
 import { useUIStore } from '@/stores/ui.store';
@@ -96,8 +96,6 @@ export function useRunWorkflow(useRunWorkflowOpts: { router: ReturnType<typeof u
 			return;
 		}
 
-		workflowHelpers.setDocumentTitle(workflow.name as string, 'EXECUTING');
-
 		toast.clearAllStickyNotifications();
 
 		try {
@@ -172,6 +170,10 @@ export function useRunWorkflow(useRunWorkflowOpts: { router: ReturnType<typeof u
 				}
 			}
 
+			const triggers = workflowData.nodes.filter(
+				(node) => node.type.toLowerCase().includes('trigger') && !node.disabled,
+			);
+
 			//if no destination node is specified
 			//and execution is not triggered from chat
 			//and there are other triggers in the workflow
@@ -181,12 +183,7 @@ export function useRunWorkflow(useRunWorkflowOpts: { router: ReturnType<typeof u
 				options.source !== 'RunData.ManualChatMessage' &&
 				workflowData.nodes.some((node) => node.type === CHAT_TRIGGER_NODE_TYPE)
 			) {
-				const otherTriggers = workflowData.nodes.filter(
-					(node) =>
-						node.type !== CHAT_TRIGGER_NODE_TYPE &&
-						node.type.toLowerCase().includes('trigger') &&
-						!node.disabled,
-				);
+				const otherTriggers = triggers.filter((node) => node.type !== CHAT_TRIGGER_NODE_TYPE);
 
 				if (otherTriggers.length) {
 					const chatTriggerNode = workflowData.nodes.find(
@@ -217,6 +214,21 @@ export function useRunWorkflow(useRunWorkflowOpts: { router: ReturnType<typeof u
 				};
 			});
 
+			const singleWebhookTrigger = triggers.find((node) =>
+				SINGLE_WEBHOOK_TRIGGERS.includes(node.type),
+			);
+
+			if (singleWebhookTrigger && workflowsStore.isWorkflowActive) {
+				toast.showMessage({
+					title: i18n.baseText('workflowRun.showError.deactivate'),
+					message: i18n.baseText('workflowRun.showError.productionActive', {
+						interpolate: { nodeName: singleWebhookTrigger.name },
+					}),
+					type: 'error',
+				});
+				return undefined;
+			}
+
 			// -1 means the backend chooses the default
 			// 0 is the old flow
 			// 1 is the new flow
@@ -263,6 +275,7 @@ export function useRunWorkflow(useRunWorkflowOpts: { router: ReturnType<typeof u
 			workflowsStore.setWorkflowExecutionData(executionData);
 			nodeHelpers.updateNodesExecutionIssues();
 
+			workflowHelpers.setDocumentTitle(workflow.name as string, 'EXECUTING');
 			const runWorkflowApiResponse = await runWorkflowApi(startRunData);
 			const pinData = workflowData.pinData ?? {};
 

packages/editor-ui/src/constants.ts

@@ -197,6 +197,9 @@ export const SIMULATE_NODE_TYPE = 'n8n-nodes-base.simulate';
 export const SIMULATE_TRIGGER_NODE_TYPE = 'n8n-nodes-base.simulateTrigger';
 export const AI_TRANSFORM_NODE_TYPE = 'n8n-nodes-base.aiTransform';
 export const FORM_NODE_TYPE = 'n8n-nodes-base.form';
+export const SLACK_TRIGGER_NODE_TYPE = 'n8n-nodes-base.slackTrigger';
+export const TELEGRAM_TRIGGER_NODE_TYPE = 'n8n-nodes-base.telegramTrigger';
+export const FACEBOOK_LEAD_ADS_TRIGGER_NODE_TYPE = 'n8n-nodes-base.facebookLeadAdsTrigger';
 
 export const CREDENTIAL_ONLY_NODE_PREFIX = 'n8n-creds-base';
 export const CREDENTIAL_ONLY_HTTP_NODE_VERSION = 4.1;
@@ -232,6 +235,12 @@ export const OPEN_URL_PANEL_TRIGGER_NODE_TYPES = [
 	CHAT_TRIGGER_NODE_TYPE,
 ];
 
+export const SINGLE_WEBHOOK_TRIGGERS = [
+	TELEGRAM_TRIGGER_NODE_TYPE,
+	SLACK_TRIGGER_NODE_TYPE,
+	FACEBOOK_LEAD_ADS_TRIGGER_NODE_TYPE,
+];
+
 export const LIST_LIKE_NODE_OPERATIONS = ['getAll', 'getMany', 'read', 'search'];
 
 export const PRODUCTION_ONLY_TRIGGER_NODE_TYPES = [CHAT_TRIGGER_NODE_TYPE];

packages/editor-ui/src/plugins/i18n/locales/en.json

@@ -2146,6 +2146,8 @@
 	"workflowPreview.executionMode.showError.previewError.message": "Unable to preview workflow execution",
 	"workflowPreview.showError.previewError.title": "Preview error",
 	"workflowRun.noActiveConnectionToTheServer": "Lost connection to the server",
+	"workflowRun.showError.deactivate": "Deactivate workflow to execute",
+	"workflowRun.showError.productionActive": "Because of limitations in {nodeName}, n8n can't listen for test executions at the same time as listening for production ones",
 	"workflowRun.showError.title": "Problem running workflow",
 	"workflowRun.showError.payloadTooLarge": "Please execute the whole workflow, rather than just the node. (Existing execution data is too large.)",
 	"workflowRun.showError.resolveOutstandingIssues": "Please resolve outstanding issues before you activate it",