n8n
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n8n Workflow Automation Tool
239 lines • 13.3 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.EnterpriseWorkflowService = void 0;
const typedi_1 = require("typedi");
const omit_1 = __importDefault(require("lodash/omit"));
const n8n_workflow_1 = require("n8n-workflow");
const credentials_repository_1 = require("../databases/repositories/credentials.repository");
const workflow_repository_1 = require("../databases/repositories/workflow.repository");
const sharedWorkflow_repository_1 = require("../databases/repositories/sharedWorkflow.repository");
const credentials_service_1 = require("../credentials/credentials.service");
const bad_request_error_1 = require("../errors/response-errors/bad-request.error");
const not_found_error_1 = require("../errors/response-errors/not-found.error");
const Logger_1 = require("../Logger");
const ownership_service_1 = require("../services/ownership.service");
const typeorm_1 = require("@n8n/typeorm");
const Project_1 = require("../databases/entities/Project");
const project_service_1 = require("../services/project.service");
const ActiveWorkflowManager_1 = require("../ActiveWorkflowManager");
const transfer_workflow_error_1 = require("../errors/response-errors/transfer-workflow.error");
const SharedWorkflow_1 = require("../databases/entities/SharedWorkflow");
let EnterpriseWorkflowService = class EnterpriseWorkflowService {
constructor(logger, sharedWorkflowRepository, workflowRepository, credentialsRepository, credentialsService, ownershipService, projectService, activeWorkflowManager) {
this.logger = logger;
this.sharedWorkflowRepository = sharedWorkflowRepository;
this.workflowRepository = workflowRepository;
this.credentialsRepository = credentialsRepository;
this.credentialsService = credentialsService;
this.ownershipService = ownershipService;
this.projectService = projectService;
this.activeWorkflowManager = activeWorkflowManager;
}
async shareWithProjects(workflow, shareWithIds, entityManager) {
const em = entityManager !== null && entityManager !== void 0 ? entityManager : this.sharedWorkflowRepository.manager;
const projects = await em.find(Project_1.Project, {
where: { id: (0, typeorm_1.In)(shareWithIds), type: 'personal' },
});
const newSharedWorkflows = projects
.map((project) => this.sharedWorkflowRepository.create({
workflowId: workflow.id,
role: 'workflow:editor',
projectId: project.id,
}));
return await em.save(newSharedWorkflows);
}
addOwnerAndSharings(workflow) {
var _a;
const workflowWithMetaData = this.ownershipService.addOwnedByAndSharedWith(workflow);
return {
...workflow,
...workflowWithMetaData,
usedCredentials: (_a = workflow.usedCredentials) !== null && _a !== void 0 ? _a : [],
};
}
async addCredentialsToWorkflow(workflow, currentUser) {
workflow.usedCredentials = [];
const userCredentials = await this.credentialsService.getCredentialsAUserCanUseInAWorkflow(currentUser, { workflowId: workflow.id });
const credentialIdsUsedByWorkflow = new Set();
workflow.nodes.forEach((node) => {
if (!node.credentials) {
return;
}
Object.keys(node.credentials).forEach((credentialType) => {
var _a;
const credential = (_a = node.credentials) === null || _a === void 0 ? void 0 : _a[credentialType];
if (!(credential === null || credential === void 0 ? void 0 : credential.id)) {
return;
}
credentialIdsUsedByWorkflow.add(credential.id);
});
});
const workflowCredentials = await this.credentialsRepository.getManyByIds(Array.from(credentialIdsUsedByWorkflow), { withSharings: true });
const userCredentialIds = userCredentials.map((credential) => credential.id);
workflowCredentials.forEach((credential) => {
var _a;
const credentialId = credential.id;
const filledCred = this.ownershipService.addOwnedByAndSharedWith(credential);
(_a = workflow.usedCredentials) === null || _a === void 0 ? void 0 : _a.push({
id: credentialId,
name: credential.name,
type: credential.type,
currentUserHasAccess: userCredentialIds.includes(credentialId),
homeProject: filledCred.homeProject,
sharedWithProjects: filledCred.sharedWithProjects,
});
});
}
validateCredentialPermissionsToUser(workflow, allowedCredentials) {
workflow.nodes.forEach((node) => {
if (!node.credentials) {
return;
}
Object.keys(node.credentials).forEach((credentialType) => {
var _a;
const credentialId = (_a = node.credentials) === null || _a === void 0 ? void 0 : _a[credentialType].id;
if (credentialId === undefined)
return;
const matchedCredential = allowedCredentials.find(({ id }) => id === credentialId);
if (!matchedCredential) {
throw new n8n_workflow_1.ApplicationError('The workflow contains credentials that you do not have access to');
}
});
});
}
async preventTampering(workflow, workflowId, user) {
const previousVersion = await this.workflowRepository.get({ id: workflowId });
if (!previousVersion) {
throw new not_found_error_1.NotFoundError('Workflow not found');
}
const allCredentials = await this.credentialsService.getCredentialsAUserCanUseInAWorkflow(user, { workflowId });
try {
return this.validateWorkflowCredentialUsage(workflow, previousVersion, allCredentials);
}
catch (error) {
if (error instanceof n8n_workflow_1.NodeOperationError) {
throw new bad_request_error_1.BadRequestError(error.message);
}
throw new bad_request_error_1.BadRequestError('Invalid workflow credentials - make sure you have access to all credentials and try again.');
}
}
validateWorkflowCredentialUsage(newWorkflowVersion, previousWorkflowVersion, credentialsUserHasAccessTo) {
const allowedCredentialIds = credentialsUserHasAccessTo.map((cred) => cred.id);
const nodesWithCredentialsUserDoesNotHaveAccessTo = this.getNodesWithInaccessibleCreds(newWorkflowVersion, allowedCredentialIds);
if (nodesWithCredentialsUserDoesNotHaveAccessTo.length === 0) {
return newWorkflowVersion;
}
const previouslyExistingNodeIds = previousWorkflowVersion.nodes.map((node) => node.id);
const isTamperingAttempt = (inaccessibleCredNodeId) => !previouslyExistingNodeIds.includes(inaccessibleCredNodeId);
nodesWithCredentialsUserDoesNotHaveAccessTo.forEach((node) => {
if (isTamperingAttempt(node.id)) {
this.logger.verbose('Blocked workflow update due to tampering attempt', {
nodeType: node.type,
nodeName: node.name,
nodeId: node.id,
nodeCredentials: node.credentials,
});
throw new n8n_workflow_1.NodeOperationError(node, `You don't have access to the credentials in the '${node.name}' node. Ask the owner to share them with you.`);
}
const nodeIdx = newWorkflowVersion.nodes.findIndex((newWorkflowNode) => newWorkflowNode.id === node.id);
this.logger.debug('Replacing node with previous version when saving updated workflow', {
nodeType: node.type,
nodeName: node.name,
nodeId: node.id,
});
const previousNodeVersion = previousWorkflowVersion.nodes.find((previousNode) => previousNode.id === node.id);
Object.assign(newWorkflowVersion.nodes[nodeIdx], (0, omit_1.default)(previousNodeVersion, ['name', 'position', 'disabled']));
});
return newWorkflowVersion;
}
getNodesWithInaccessibleCreds(workflow, userCredIds) {
if (!workflow.nodes) {
return [];
}
return workflow.nodes.filter((node) => {
if (!node.credentials)
return false;
const allUsedCredentials = Object.values(node.credentials);
const allUsedCredentialIds = allUsedCredentials.map((nodeCred) => { var _a; return (_a = nodeCred.id) === null || _a === void 0 ? void 0 : _a.toString(); });
return allUsedCredentialIds.some((nodeCredId) => nodeCredId && !userCredIds.includes(nodeCredId));
});
}
async transferOne(user, workflowId, destinationProjectId) {
const workflow = await this.sharedWorkflowRepository.findWorkflowForUser(workflowId, user, [
'workflow:move',
]);
not_found_error_1.NotFoundError.isDefinedAndNotNull(workflow, `Could not find workflow with the id "${workflowId}". Make sure you have the permission to move it.`);
const ownerSharing = workflow.shared.find((s) => s.role === 'workflow:owner');
not_found_error_1.NotFoundError.isDefinedAndNotNull(ownerSharing, `Could not find owner for workflow "${workflow.id}"`);
const sourceProject = ownerSharing.project;
const destinationProject = await this.projectService.getProjectWithScope(user, destinationProjectId, ['workflow:create']);
not_found_error_1.NotFoundError.isDefinedAndNotNull(destinationProject, `Could not find project with the id "${destinationProjectId}". Make sure you have the permission to create workflows in it.`);
if (sourceProject.id === destinationProject.id) {
throw new transfer_workflow_error_1.TransferWorkflowError("You can't transfer a workflow into the project that's already owning it.");
}
if (sourceProject.type !== 'team' && sourceProject.type !== 'personal') {
throw new transfer_workflow_error_1.TransferWorkflowError('You can only transfer workflows out of personal or team projects.');
}
if (destinationProject.type !== 'team') {
throw new transfer_workflow_error_1.TransferWorkflowError('You can only transfer workflows into team projects.');
}
const wasActive = workflow.active;
if (wasActive) {
await this.activeWorkflowManager.remove(workflowId);
}
await this.workflowRepository.manager.transaction(async (trx) => {
await trx.remove(workflow.shared);
await trx.save(trx.create(SharedWorkflow_1.SharedWorkflow, {
workflowId: workflow.id,
projectId: destinationProject.id,
role: 'workflow:owner',
}));
});
if (wasActive) {
try {
await this.activeWorkflowManager.add(workflowId, 'update');
return;
}
catch (error) {
await this.workflowRepository.updateActiveState(workflowId, false);
if (error instanceof n8n_workflow_1.WorkflowActivationError) {
return {
error: error.toJSON
? error.toJSON()
: {
name: error.name,
message: error.message,
},
};
}
throw error;
}
}
return;
}
};
exports.EnterpriseWorkflowService = EnterpriseWorkflowService;
exports.EnterpriseWorkflowService = EnterpriseWorkflowService = __decorate([
(0, typedi_1.Service)(),
__metadata("design:paramtypes", [Logger_1.Logger,
sharedWorkflow_repository_1.SharedWorkflowRepository,
workflow_repository_1.WorkflowRepository,
credentials_repository_1.CredentialsRepository,
credentials_service_1.CredentialsService,
ownership_service_1.OwnershipService,
project_service_1.ProjectService,
ActiveWorkflowManager_1.ActiveWorkflowManager])
], EnterpriseWorkflowService);
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