refactor: Reactivate workflow locking (#4770)

* feat: Reenable workflow locking

Co-authored-by: freyamade <freya@n8n.io>
Co-authored-by: Csaba Tuncsik <csaba@n8n.io>

packages/cli/src/ResponseHelper.ts

@@ -41,8 +41,8 @@ abstract class ResponseError extends Error {
 }
 
 export class BadRequestError extends ResponseError {
-	constructor(message: string) {
-		super(message, 400);
+	constructor(message: string, errorCode?: number) {
+		super(message, 400, errorCode);
 	}
 }
 

packages/cli/src/databases/entities/WorkflowEntity.ts

@@ -1,4 +1,3 @@
-import crypto from 'crypto';
 import { Length } from 'class-validator';
 
 import type {
@@ -11,9 +10,6 @@ import type {
 } from 'n8n-workflow';
 
 import {
-	AfterLoad,
-	AfterUpdate,
-	AfterInsert,
 	Column,
 	Entity,
 	Index,
@@ -29,7 +25,6 @@ import { SharedWorkflow } from './SharedWorkflow';
 import { objectRetriever, sqlite } from '../utils/transformers';
 import { AbstractEntity, jsonColumnType } from './AbstractEntity';
 import type { IWorkflowDb } from '@/Interfaces';
-import { alphabetizeKeys } from '@/utils';
 
 @Entity()
 export class WorkflowEntity extends AbstractEntity implements IWorkflowDb {
@@ -90,32 +85,8 @@ export class WorkflowEntity extends AbstractEntity implements IWorkflowDb {
 	})
 	pinData: ISimplifiedPinData;
 
-	/**
-	 * Hash of editable workflow state.
-	 */
-	hash: string;
-
-	@AfterLoad()
-	@AfterUpdate()
-	@AfterInsert()
-	setHash(): void {
-		const { name, active, nodes, connections, settings, staticData, pinData } = this;
-
-		// Workflow listing page does not request the `connections` column, so we can use this for `undefined` to avoid generating hashes for all the workflows.
-		if (!connections) return;
-
-		const state = JSON.stringify({
-			name,
-			active,
-			nodes: nodes ? nodes.map(alphabetizeKeys) : [],
-			connections,
-			settings,
-			staticData,
-			pinData,
-		});
-
-		this.hash = crypto.createHash('md5').update(state).digest('hex');
-	}
+	@Column({ length: 36 })
+	versionId: string;
 }
 
 /**

packages/cli/src/databases/migrations/mysqldb/1669739707125-AddWorkflowVersionIdColumn.ts

@@ -0,0 +1,45 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+import { logMigrationEnd, logMigrationStart } from '@db/utils/migrationHelpers';
+import config from '@/config';
+import { v4 as uuidv4 } from 'uuid';
+
+export class AddWorkflowVersionIdColumn1669739707125 implements MigrationInterface {
+	name = 'AddWorkflowVersionIdColumn1669739707125';
+
+	async up(queryRunner: QueryRunner): Promise<void> {
+		logMigrationStart(this.name);
+
+		const tablePrefix = config.getEnv('database.tablePrefix');
+
+		await queryRunner.query(
+			`ALTER TABLE ${tablePrefix}workflow_entity ADD COLUMN versionId CHAR(36)`,
+		);
+
+		const workflowIds: Array<{ id: number }> = await queryRunner.query(`
+			SELECT id
+			FROM ${tablePrefix}workflow_entity
+		`);
+
+		workflowIds.map(({ id }) => {
+			const [updateQuery, updateParams] = queryRunner.connection.driver.escapeQueryWithParameters(
+				`
+					UPDATE ${tablePrefix}workflow_entity
+					SET versionId = :versionId
+					WHERE id = '${id}'
+				`,
+				{ versionId: uuidv4() },
+				{},
+			);
+
+			return queryRunner.query(updateQuery, updateParams);
+		});
+
+		logMigrationEnd(this.name);
+	}
+
+	async down(queryRunner: QueryRunner) {
+		const tablePrefix = config.getEnv('database.tablePrefix');
+
+		await queryRunner.query(`ALTER TABLE ${tablePrefix}workflow_entity DROP COLUMN versionId`);
+	}
+}

packages/cli/src/databases/migrations/mysqldb/index.ts

@@ -23,6 +23,7 @@ import { CreateCredentialsUserRole1660062385367 } from './1660062385367-CreateCr
 import { CreateWorkflowsEditorRole1663755770894 } from './1663755770894-CreateWorkflowsEditorRole';
 import { CreateCredentialUsageTable1665484192213 } from './1665484192213-CreateCredentialUsageTable';
 import { RemoveCredentialUsageTable1665754637026 } from './1665754637026-RemoveCredentialUsageTable';
+import { AddWorkflowVersionIdColumn1669739707125 } from './1669739707125-AddWorkflowVersionIdColumn';
 
 export const mysqlMigrations = [
 	InitialMigration1588157391238,
@@ -50,4 +51,5 @@ export const mysqlMigrations = [
 	CreateWorkflowsEditorRole1663755770894,
 	CreateCredentialUsageTable1665484192213,
 	RemoveCredentialUsageTable1665754637026,
+	AddWorkflowVersionIdColumn1669739707125,
 ];

packages/cli/src/databases/migrations/postgresdb/1669739707126-AddWorkflowVersionIdColumn.ts

@@ -0,0 +1,44 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+import { getTablePrefix, logMigrationEnd, logMigrationStart } from '@db/utils/migrationHelpers';
+import config from '@/config';
+import { v4 as uuidv4 } from 'uuid';
+
+export class AddWorkflowVersionIdColumn1669739707126 implements MigrationInterface {
+	name = 'AddWorkflowVersionIdColumn1669739707126';
+
+	async up(queryRunner: QueryRunner) {
+		logMigrationStart(this.name);
+
+		const tablePrefix = getTablePrefix();
+		await queryRunner.query(
+			`ALTER TABLE ${tablePrefix}workflow_entity ADD COLUMN "versionId" CHAR(36)`,
+		);
+
+		const workflowIds: Array<{ id: number }> = await queryRunner.query(`
+			SELECT id
+			FROM ${tablePrefix}workflow_entity
+		`);
+
+		workflowIds.map(({ id }) => {
+			const [updateQuery, updateParams] = queryRunner.connection.driver.escapeQueryWithParameters(
+				`
+					UPDATE ${tablePrefix}workflow_entity
+					SET "versionId" = :versionId
+					WHERE id = '${id}'
+				`,
+				{ versionId: uuidv4() },
+				{},
+			);
+
+			return queryRunner.query(updateQuery, updateParams);
+		});
+
+		logMigrationEnd(this.name);
+	}
+
+	async down(queryRunner: QueryRunner) {
+		const tablePrefix = config.getEnv('database.tablePrefix');
+
+		await queryRunner.query(`ALTER TABLE ${tablePrefix}workflow_entity DROP COLUMN "versionId"`);
+	}
+}

packages/cli/src/databases/migrations/postgresdb/index.ts

@@ -21,6 +21,7 @@ import { CreateCredentialsUserRole1660062385367 } from './1660062385367-CreateCr
 import { CreateWorkflowsEditorRole1663755770893 } from './1663755770893-CreateWorkflowsEditorRole';
 import { CreateCredentialUsageTable1665484192212 } from './1665484192212-CreateCredentialUsageTable';
 import { RemoveCredentialUsageTable1665754637025 } from './1665754637025-RemoveCredentialUsageTable';
+import { AddWorkflowVersionIdColumn1669739707126 } from './1669739707126-AddWorkflowVersionIdColumn';
 
 export const postgresMigrations = [
 	InitialMigration1587669153312,
@@ -46,4 +47,5 @@ export const postgresMigrations = [
 	CreateWorkflowsEditorRole1663755770893,
 	CreateCredentialUsageTable1665484192212,
 	RemoveCredentialUsageTable1665754637025,
+	AddWorkflowVersionIdColumn1669739707126,
 ];

packages/cli/src/databases/migrations/sqlite/1669739707124-AddWorkflowVersionIdColumn.ts

@@ -0,0 +1,47 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+import { logMigrationEnd, logMigrationStart } from '@db/utils/migrationHelpers';
+import config from '@/config';
+import { v4 as uuidv4 } from 'uuid';
+
+export class AddWorkflowVersionIdColumn1669739707124 implements MigrationInterface {
+	name = 'AddWorkflowVersionIdColumn1669739707124';
+
+	async up(queryRunner: QueryRunner) {
+		logMigrationStart(this.name);
+
+		const tablePrefix = config.getEnv('database.tablePrefix');
+
+		await queryRunner.query(
+			`ALTER TABLE \`${tablePrefix}workflow_entity\` ADD COLUMN "versionId" char(36)`,
+		);
+
+		const workflowIds: Array<{ id: number }> = await queryRunner.query(`
+			SELECT id
+			FROM "${tablePrefix}workflow_entity"
+		`);
+
+		workflowIds.map(({ id }) => {
+			const [updateQuery, updateParams] = queryRunner.connection.driver.escapeQueryWithParameters(
+				`
+					UPDATE "${tablePrefix}workflow_entity"
+					SET versionId = :versionId
+					WHERE id = '${id}'
+				`,
+				{ versionId: uuidv4() },
+				{},
+			);
+
+			return queryRunner.query(updateQuery, updateParams);
+		});
+
+		logMigrationEnd(this.name);
+	}
+
+	async down(queryRunner: QueryRunner) {
+		const tablePrefix = config.getEnv('database.tablePrefix');
+
+		await queryRunner.query(
+			`ALTER TABLE \`${tablePrefix}workflow_entity\` DROP COLUMN "versionId"`,
+		);
+	}
+}

packages/cli/src/databases/migrations/sqlite/index.ts

@@ -20,6 +20,7 @@ import { CreateCredentialsUserRole1660062385367 } from './1660062385367-CreateCr
 import { CreateWorkflowsEditorRole1663755770892 } from './1663755770892-CreateWorkflowsUserRole';
 import { CreateCredentialUsageTable1665484192211 } from './1665484192211-CreateCredentialUsageTable';
 import { RemoveCredentialUsageTable1665754637024 } from './1665754637024-RemoveCredentialUsageTable';
+import { AddWorkflowVersionIdColumn1669739707124 } from './1669739707124-AddWorkflowVersionIdColumn';
 
 const sqliteMigrations = [
 	InitialMigration1588102412422,
@@ -44,6 +45,7 @@ const sqliteMigrations = [
 	CreateWorkflowsEditorRole1663755770892,
 	CreateCredentialUsageTable1665484192211,
 	RemoveCredentialUsageTable1665754637024,
+	AddWorkflowVersionIdColumn1669739707124,
 ];
 
 export { sqliteMigrations };

packages/cli/src/workflows/workflows.controller.ee.ts

@@ -1,4 +1,5 @@
 import express from 'express';
+import { v4 as uuid } from 'uuid';
 import * as Db from '@/Db';
 import { InternalHooksManager } from '@/InternalHooksManager';
 import * as ResponseHelper from '@/ResponseHelper';
@@ -112,6 +113,8 @@ EEWorkflowController.post(
 
 		Object.assign(newWorkflow, req.body);
 
+		newWorkflow.versionId = uuid();
+
 		await validateEntity(newWorkflow);
 
 		await externalHooks.run('workflow.create', [newWorkflow]);
@@ -213,7 +216,7 @@ EEWorkflowController.patch(
 	'/:id(\\d+)',
 	ResponseHelper.send(async (req: WorkflowRequest.Update) => {
 		const { id: workflowId } = req.params;
-		// const forceSave = req.query.forceSave === 'true'; // disabled temporarily - tests were also disabled
+		const forceSave = req.query.forceSave === 'true';
 
 		const updateData = new WorkflowEntity();
 		const { tags, ...rest } = req.body;
@@ -226,7 +229,7 @@ EEWorkflowController.patch(
 			safeWorkflow,
 			workflowId,
 			tags,
-			true,
+			forceSave,
 		);
 
 		const { id, ...remainder } = updatedWorkflow;

packages/cli/src/workflows/workflows.controller.ts

@@ -1,6 +1,7 @@
 /* eslint-disable no-param-reassign */
 
 import express from 'express';
+import { v4 as uuid } from 'uuid';
 import { LoggerProxy } from 'n8n-workflow';
 
 import axios from 'axios';
@@ -52,6 +53,8 @@ workflowsController.post(
 
 		Object.assign(newWorkflow, req.body);
 
+		newWorkflow.versionId = uuid();
+
 		await validateEntity(newWorkflow);
 
 		await externalHooks.run('workflow.create', [newWorkflow]);

packages/cli/src/workflows/workflows.services.ts

@@ -2,6 +2,7 @@ import { validate as jsonSchemaValidate } from 'jsonschema';
 import { INode, IPinData, JsonObject, jsonParse, LoggerProxy, Workflow } from 'n8n-workflow';
 import { FindManyOptions, FindOneOptions, In, ObjectLiteral } from 'typeorm';
 import pick from 'lodash.pick';
+import { v4 as uuid } from 'uuid';
 import * as ActiveWorkflowRunner from '@/ActiveWorkflowRunner';
 import * as Db from '@/Db';
 import { InternalHooksManager } from '@/InternalHooksManager';
@@ -172,7 +173,7 @@ export class WorkflowsService {
 		}
 
 		const query: FindManyOptions<WorkflowEntity> = {
-			select: isSharingEnabled ? [...fields, 'nodes'] : fields,
+			select: isSharingEnabled ? [...fields, 'nodes', 'versionId'] : fields,
 			relations,
 			where: {
 				id: In(sharedWorkflowIds),
@@ -220,12 +221,28 @@ export class WorkflowsService {
 			);
 		}
 
-		if (!forceSave && workflow.hash !== '' && workflow.hash !== shared.workflow.hash) {
+		if (
+			!forceSave &&
+			workflow.versionId !== '' &&
+			workflow.versionId !== shared.workflow.versionId
+		) {
 			throw new ResponseHelper.BadRequestError(
 				'Your most recent changes may be lost, because someone else just updated this workflow. Open this workflow in a new tab to see those new updates.',
+				100,
 			);
 		}
 
+		// Update the workflow's version
+		workflow.versionId = uuid();
+
+		LoggerProxy.verbose(
+			`Updating versionId for workflow ${workflowId} for user ${user.id} after saving`,
+			{
+				previousVersionId: shared.workflow.versionId,
+				newVersionId: workflow.versionId,
+			},
+		);
+
 		// check credentials for old format
 		await WorkflowHelpers.replaceInvalidCredentials(workflow);
 
@@ -280,6 +297,7 @@ export class WorkflowsService {
 				'settings',
 				'staticData',
 				'pinData',
+				'versionId',
 			]),
 		);
 

packages/cli/test/integration/workflows.controller.ee.test.ts

@@ -536,11 +536,11 @@ describe('PATCH /workflows/:id - validate credential permissions to user', () =>
 		};
 
 		const createResponse = await authAgent(owner).post('/workflows').send(workflow);
-		const { id, hash } = createResponse.body.data;
+		const { id, versionId } = createResponse.body.data;
 
 		const response = await authAgent(owner).patch(`/workflows/${id}`).send({
 			name: 'new name',
-			hash,
+			versionId,
 		});
 
 		expect(response.statusCode).toBe(200);
@@ -574,12 +574,12 @@ describe('PATCH /workflows/:id - validate credential permissions to user', () =>
 		};
 
 		const createResponse = await authAgent(owner).post('/workflows').send(workflow);
-		const { id, hash } = createResponse.body.data;
+		const { id, versionId } = createResponse.body.data;
 
 		const response = await authAgent(owner)
 			.patch(`/workflows/${id}`)
 			.send({
-				hash,
+				versionId,
 				nodes: [
 					{
 						id: 'uuid-1234',
@@ -630,12 +630,12 @@ describe('PATCH /workflows/:id - validate credential permissions to user', () =>
 		};
 
 		const createResponse = await authAgent(owner).post('/workflows').send(workflow);
-		const { id, hash } = createResponse.body.data;
+		const { id, versionId } = createResponse.body.data;
 
 		const response = await authAgent(member)
 			.patch(`/workflows/${id}`)
 			.send({
-				hash,
+				versionId,
 				nodes: [
 					{
 						id: 'uuid-1234',
@@ -714,14 +714,14 @@ describe('PATCH /workflows/:id - validate credential permissions to user', () =>
 		};
 
 		const createResponse = await authAgent(member1).post('/workflows').send(workflow);
-		const { id, hash } = createResponse.body.data;
+		const { id, versionId } = createResponse.body.data;
 
 		await authAgent(member1)
 			.put(`/workflows/${id}/share`)
 			.send({ shareWithIds: [member2.id] });
 
 		const response = await authAgent(member2).patch(`/workflows/${id}`).send({
-			hash,
+			versionId,
 			nodes: changedNodes,
 		});
 
@@ -731,14 +731,14 @@ describe('PATCH /workflows/:id - validate credential permissions to user', () =>
 });
 
 describe('PATCH /workflows/:id - validate interim updates', () => {
-	xit('should block owner updating workflow nodes on interim update by member', async () => {
+	it('should block owner updating workflow nodes on interim update by member', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerHash } = createResponse.body.data;
+		const { id, versionId: ownerVersionId } = createResponse.body.data;
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
 			.send({ shareWithIds: [member.id] });
@@ -746,38 +746,36 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses and updates workflow name
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
 
 		await authAgent(member)
 			.patch(`/workflows/${id}`)
-			.send({ name: 'Update by member', hash: memberHash });
+			.send({ name: 'Update by member', versionId: memberVersionId });
 
 		// owner blocked from updating workflow nodes
 
 		const updateAttemptResponse = await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ nodes: [], hash: ownerHash });
+			.send({ nodes: [], versionId: ownerVersionId });
 
 		expect(updateAttemptResponse.status).toBe(400);
-		expect(updateAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(updateAttemptResponse.body.code).toBe(100);
 	});
 
-	xit('should block member updating workflow nodes on interim update by owner', async () => {
+	it('should block member updating workflow nodes on interim update by owner', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates, updates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerFirstHash } = createResponse.body.data;
+		const { id, versionId: ownerFirstVersionId } = createResponse.body.data;
 
 		const updateResponse = await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ name: 'Update by owner', hash: ownerFirstHash });
+			.send({ name: 'Update by owner', versionId: ownerFirstVersionId });
 
-		const { hash: ownerSecondHash } = updateResponse.body.data;
+		const { versionId: ownerSecondVersionId } = updateResponse.body.data;
 
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
@@ -786,34 +784,32 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses workflow
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
 
 		// owner re-updates workflow
 
 		await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ name: 'Owner update again', hash: ownerSecondHash });
+			.send({ name: 'Owner update again', versionId: ownerSecondVersionId });
 
 		// member blocked from updating workflow
 
 		const updateAttemptResponse = await authAgent(member)
 			.patch(`/workflows/${id}`)
-			.send({ nodes: [], hash: memberHash });
+			.send({ nodes: [], versionId: memberVersionId });
 
 		expect(updateAttemptResponse.status).toBe(400);
-		expect(updateAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(updateAttemptResponse.body.code).toBe(100);
 	});
 
-	xit('should block owner activation on interim activation by member', async () => {
+	it('should block owner activation on interim activation by member', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerHash } = createResponse.body.data;
+		const { id, versionId: ownerVersionId } = createResponse.body.data;
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
 			.send({ shareWithIds: [member.id] });
@@ -821,34 +817,34 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses and activates workflow
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
-		await authAgent(member).patch(`/workflows/${id}`).send({ active: true, hash: memberHash });
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
+		await authAgent(member)
+			.patch(`/workflows/${id}`)
+			.send({ active: true, versionId: memberVersionId });
 
 		// owner blocked from activating workflow
 
 		const activationAttemptResponse = await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ active: true, hash: ownerHash });
+			.send({ active: true, versionId: ownerVersionId });
 
 		expect(activationAttemptResponse.status).toBe(400);
-		expect(activationAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(activationAttemptResponse.body.code).toBe(100);
 	});
 
-	xit('should block member activation on interim activation by owner', async () => {
+	it('should block member activation on interim activation by owner', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates, updates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerFirstHash } = createResponse.body.data;
+		const { id, versionId: ownerFirstVersionId } = createResponse.body.data;
 
 		const updateResponse = await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ name: 'Update by owner', hash: ownerFirstHash });
-		const { hash: ownerSecondHash } = updateResponse.body.data;
+			.send({ name: 'Update by owner', versionId: ownerFirstVersionId });
+		const { versionId: ownerSecondVersionId } = updateResponse.body.data;
 
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
@@ -857,32 +853,32 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses workflow
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
 
 		// owner activates workflow
 
-		await authAgent(owner).patch(`/workflows/${id}`).send({ active: true, hash: ownerSecondHash });
+		await authAgent(owner)
+			.patch(`/workflows/${id}`)
+			.send({ active: true, versionId: ownerSecondVersionId });
 
 		// member blocked from activating workflow
 
 		const updateAttemptResponse = await authAgent(member)
 			.patch(`/workflows/${id}`)
-			.send({ active: true, hash: memberHash });
+			.send({ active: true, versionId: memberVersionId });
 
 		expect(updateAttemptResponse.status).toBe(400);
-		expect(updateAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(updateAttemptResponse.body.code).toBe(100);
 	});
 
-	xit('should block member updating workflow settings on interim update by owner', async () => {
+	it('should block member updating workflow settings on interim update by owner', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerHash } = createResponse.body.data;
+		const { id, versionId: ownerVersionId } = createResponse.body.data;
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
 			.send({ shareWithIds: [member.id] });
@@ -890,34 +886,32 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses workflow
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
 
 		// owner updates workflow name
 
 		await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ name: 'Another name', hash: ownerHash });
+			.send({ name: 'Another name', versionId: ownerVersionId });
 
 		// member blocked from updating workflow settings
 
 		const updateAttemptResponse = await authAgent(member)
 			.patch(`/workflows/${id}`)
-			.send({ settings: { saveManualExecutions: true }, hash: memberHash });
+			.send({ settings: { saveManualExecutions: true }, versionId: memberVersionId });
 
 		expect(updateAttemptResponse.status).toBe(400);
-		expect(updateAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(updateAttemptResponse.body.code).toBe(100);
 	});
 
-	xit('should block member updating workflow name on interim update by owner', async () => {
+	it('should block member updating workflow name on interim update by owner', async () => {
 		const owner = await testDb.createUser({ globalRole: globalOwnerRole });
 		const member = await testDb.createUser({ globalRole: globalMemberRole });
 
 		// owner creates and shares workflow
 
 		const createResponse = await authAgent(owner).post('/workflows').send(makeWorkflow());
-		const { id, hash: ownerHash } = createResponse.body.data;
+		const { id, versionId: ownerVersionId } = createResponse.body.data;
 		await authAgent(owner)
 			.put(`/workflows/${id}/share`)
 			.send({ shareWithIds: [member.id] });
@@ -925,23 +919,21 @@ describe('PATCH /workflows/:id - validate interim updates', () => {
 		// member accesses workflow
 
 		const memberGetResponse = await authAgent(member).get(`/workflows/${id}`);
-		const { hash: memberHash } = memberGetResponse.body.data;
+		const { versionId: memberVersionId } = memberGetResponse.body.data;
 
 		// owner updates workflow settings
 
 		await authAgent(owner)
 			.patch(`/workflows/${id}`)
-			.send({ settings: { saveManualExecutions: true }, hash: ownerHash });
+			.send({ settings: { saveManualExecutions: true }, versionId: ownerVersionId });
 
 		// member blocked from updating workflow name
 
 		const updateAttemptResponse = await authAgent(member)
 			.patch(`/workflows/${id}`)
-			.send({ settings: { saveManualExecutions: true }, hash: memberHash });
+			.send({ settings: { saveManualExecutions: true }, versionId: memberVersionId });
 
 		expect(updateAttemptResponse.status).toBe(400);
-		expect(updateAttemptResponse.body.message).toContain(
-			'the workflow has been changed in the meantime',
-		);
+		expect(updateAttemptResponse.body.code).toBe(100);
 	});
 });

packages/editor-ui/src/Interface.ts

@@ -264,7 +264,7 @@ export interface IWorkflowData {
 	settings?: IWorkflowSettings;
 	tags?: string[];
 	pinData?: IPinData;
-	hash?: string;
+	versionId?: string;
 }
 
 export interface IWorkflowDataUpdate {
@@ -276,7 +276,7 @@ export interface IWorkflowDataUpdate {
 	active?: boolean;
 	tags?: ITag[] | string[]; // string[] when store or requested, ITag[] from API response
 	pinData?: IPinData;
-	hash?: string;
+	versionId?: string;
 }
 
 export interface IWorkflowToShare extends IWorkflowDataUpdate {
@@ -313,7 +313,7 @@ export interface IWorkflowDb {
 	pinData?: IPinData;
 	sharedWith?: Array<Partial<IUser>>;
 	ownedBy?: Partial<IUser>;
-	hash: string;
+	versionId: string;
 	usedCredentials?: Array<Partial<ICredentialsDb>>;
 }
 

packages/editor-ui/src/components/ExecutionsView/ExecutionsView.vue

@@ -405,7 +405,7 @@ export default mixins(restApi, showMessage, executionHelpers, debounceHelper, wo
 				const tags = (data.tags || []) as ITag[];
 				const tagIds = tags.map((tag) => tag.id);
 				this.workflowsStore.setWorkflowTagIds(tagIds || []);
-				this.workflowsStore.setWorkflowHash(data.hash);
+				this.workflowsStore.setWorkflowVersionId(data.versionId);
 
 				this.tagsStore.upsertTags(tags);
 

packages/editor-ui/src/components/WorkflowCard.vue

@@ -104,7 +104,7 @@ export default mixins(
 				name: '',
 				sharedWith: [],
 				ownedBy: {} as IUser,
-				hash: '',
+				versionId: '',
 			}),
 		},
 		readonly: {

packages/editor-ui/src/components/WorkflowSettings.vue

@@ -625,11 +625,11 @@ export default mixins(
 			delete data.settings!.maxExecutionTimeout;
 
 			this.isLoading = true;
-			data.hash = this.workflowsStore.workflowHash;
+			data.versionId = this.workflowsStore.workflowVersionId;
 
 			try {
 				const workflow = await this.restApi().updateWorkflow(this.$route.params.name, data);
-				this.workflowsStore.setWorkflowHash(workflow.hash);
+				this.workflowsStore.setWorkflowVersionId(workflow.versionId);
 			} catch (error) {
 				this.$showError(
 					error,

packages/editor-ui/src/mixins/workflowHelpers.ts

@@ -418,7 +418,7 @@ export const workflowHelpers = mixins(
 					active: this.workflowsStore.isWorkflowActive,
 					settings: this.workflowsStore.workflow.settings,
 					tags: this.workflowsStore.workflowTags,
-					hash: this.workflowsStore.workflow.hash,
+					versionId: this.workflowsStore.workflow.versionId,
 				};
 
 				const workflowId = this.workflowsStore.workflowId;
@@ -680,8 +680,8 @@ export const workflowHelpers = mixins(
 				if (isCurrentWorkflow) {
 					data = await this.getWorkflowDataToSave();
 				} else {
-					const { hash } = await this.restApi().getWorkflow(workflowId);
-					data.hash = hash;
+					const { versionId } = await this.restApi().getWorkflow(workflowId);
+					data.versionId = versionId;
 				}
 
 				if (active !== undefined) {
@@ -689,7 +689,7 @@ export const workflowHelpers = mixins(
 				}
 
 				const workflow = await this.restApi().updateWorkflow(workflowId, data);
-				this.workflowsStore.setWorkflowHash(workflow.hash);
+				this.workflowsStore.setWorkflowVersionId(workflow.versionId);
 
 				if (isCurrentWorkflow) {
 					this.workflowsStore.setActive(!!workflow.active);
@@ -724,10 +724,10 @@ export const workflowHelpers = mixins(
 						workflowDataRequest.tags = tags;
 					}
 
-					workflowDataRequest.hash = this.workflowsStore.workflowHash;
+					workflowDataRequest.versionId = this.workflowsStore.workflowVersionId;
 
 					const workflowData = await this.restApi().updateWorkflow(currentWorkflow, workflowDataRequest, forceSave);
-					this.workflowsStore.setWorkflowHash(workflowData.hash);
+					this.workflowsStore.setWorkflowVersionId(workflowData.versionId);
 
 					if (name) {
 						this.workflowsStore.setWorkflowName({newName: workflowData.name, setStateDirty:  false});
@@ -747,7 +747,7 @@ export const workflowHelpers = mixins(
 				} catch (error) {
 					this.uiStore.removeActiveAction('workflowSaving');
 
-					if (error.errorCode === 400 && error.message.startsWith('Your most recent changes may be lost')) {
+					if (error.errorCode === 100) {
 						const overwrite = await this.confirmMessage(
 							this.$locale.baseText('workflows.concurrentChanges.confirmMessage.message'),
 							this.$locale.baseText('workflows.concurrentChanges.confirmMessage.title'),
@@ -810,7 +810,7 @@ export const workflowHelpers = mixins(
 					const workflowData = await this.restApi().createNewWorkflow(workflowDataRequest);
 
 					this.workflowsStore.addWorkflow(workflowData);
-					this.workflowsStore.setWorkflowHash(workflowData.hash);
+					this.workflowsStore.setWorkflowVersionId(workflowData.versionId);
 
 					if (this.settingsStore.isEnterpriseFeatureEnabled(EnterpriseEditionFeature.WorkflowSharing) && this.usersStore.currentUser) {
 						this.workflowsEEStore.setWorkflowOwnedBy({ workflowId: workflowData.id, ownedBy: this.usersStore.currentUser });

packages/editor-ui/src/stores/workflows.ts

@@ -68,7 +68,7 @@ const createEmptyWorkflow = (): IWorkflowDb => ({
 	settings: {},
 	tags: [],
 	pinData: {},
-	hash: '',
+	versionId: '',
 });
 
 export const useWorkflowsStore = defineStore(STORES.WORKFLOWS, {
@@ -97,8 +97,8 @@ export const useWorkflowsStore = defineStore(STORES.WORKFLOWS, {
 		workflowId(): string {
 			return this.workflow.id;
 		},
-		workflowHash(): string | undefined {
-			return this.workflow.hash;
+		workflowVersionId(): string | undefined {
+			return this.workflow.versionId;
 		},
 		workflowSettings() : IWorkflowSettings {
 			if (this.workflow.settings === undefined) {
@@ -287,8 +287,8 @@ export const useWorkflowsStore = defineStore(STORES.WORKFLOWS, {
 			}
 		},
 
-		setWorkflowHash(hash: string): void {
-			this.workflow.hash = hash;
+		setWorkflowVersionId(versionId: string): void {
+			this.workflow.versionId = versionId;
 		},
 
 		// replace invalid credentials in workflow

packages/editor-ui/src/views/NodeView.vue

@@ -834,7 +834,7 @@ export default mixins(
 				this.workflowsStore.setWorkflowName({ newName: data.name, setStateDirty: false });
 				this.workflowsStore.setWorkflowSettings(data.settings || {});
 				this.workflowsStore.setWorkflowPinData(data.pinData || {});
-				this.workflowsStore.setWorkflowHash(data.hash);
+				this.workflowsStore.setWorkflowVersionId(data.versionId);
 
 				if (data.ownedBy) {
 					this.workflowsEEStore.setWorkflowOwnedBy({
@@ -3369,6 +3369,7 @@ export default mixins(
 			dataPinningEventBus.$off('pin-data', this.addPinDataConnections);
 			dataPinningEventBus.$off('unpin-data', this.removePinDataConnections);
 			nodeViewEventBus.$off('saveWorkflow', this.saveCurrentWorkflowExternal);
+			this.workflowsStore.setWorkflowId(PLACEHOLDER_EMPTY_WORKFLOW_ID);
 		},
 		destroyed() {
 			this.resetWorkspace();
@@ -3377,6 +3378,7 @@ export default mixins(
 			this.$root.$off('newWorkflow', this.newWorkflow);
 			this.$root.$off('importWorkflowData', this.onImportWorkflowDataEvent);
 			this.$root.$off('importWorkflowUrl', this.onImportWorkflowUrlEvent);
+			this.workflowsStore.setWorkflowId(PLACEHOLDER_EMPTY_WORKFLOW_ID);
 		},
 	});
 </script>