mirror of
https://github.com/Abdulazizzn/n8n-enterprise-unlocked.git
synced 2025-12-17 18:12:04 +00:00
⚡ Replace vorpal with oclif in cli
This commit is contained in:
Jan Oberhauser
@@ -1,6 +1,9 @@
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import Vorpal = require('vorpal');
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import { Args } from 'vorpal';
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import { promises as fs } from 'fs';
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import { Command, flags } from '@oclif/command';
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import {
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UserSettings,
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} from "n8n-core";
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import {
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ActiveExecutions,
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Db,
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@@ -13,133 +16,157 @@ import {
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WorkflowHelpers,
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WorkflowRunner,
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} from "../src";
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import {
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UserSettings,
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} from "n8n-core";
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module.exports = (vorpal: Vorpal) => {
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return vorpal
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.command('execute')
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// @ts-ignore
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.description('Executes a given workflow')
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.option('--file <workflow-file>',
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'The path to a workflow file to execute')
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.option('--id <workflow-id>',
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'The id of the workflow to execute')
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.option('\n')
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// TODO: Add validation
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// .validate((args: Args) => {
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// })
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.action(async (args: Args) => {
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// Start directly with the init of the database to improve startup time
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const startDbInitPromise = Db.init();
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export class Execute extends Command {
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static description = '\nExecutes a given workflow';
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// Load all node and credential types
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const loadNodesAndCredentials = LoadNodesAndCredentials();
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const loadNodesAndCredentialsPromise = loadNodesAndCredentials.init();
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static examples = [
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`$ n8n execute --id=5`,
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`$ n8n execute --file=workflow.json`,
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];
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if (!args.options.id && !args.options.file) {
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GenericHelpers.logOutput(`Either option "--id" or "--file" have to be set!`);
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return Promise.resolve();
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}
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static flags = {
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help: flags.help({ char: 'h' }),
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file: flags.string({
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description: 'path to a workflow file to execute',
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}),
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id: flags.string({
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description: 'id of the workflow to execute',
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}),
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};
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if (args.options.id && args.options.file) {
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GenericHelpers.logOutput(`Either "id" or "file" can be set never both!`);
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return Promise.resolve();
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}
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let workflowId: string | undefined;
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let workflowData: IWorkflowBase | undefined = undefined;
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if (args.options.file) {
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// Path to workflow is given
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try {
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workflowData = JSON.parse(await fs.readFile(args.options.file, 'utf8'));
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} catch (error) {
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if (error.code === 'ENOENT') {
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GenericHelpers.logOutput(`The file "${args.options.file}" could not be found.`);
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return;
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}
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async run() {
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const { flags } = this.parse(Execute);
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throw error;
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}
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// Start directly with the init of the database to improve startup time
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const startDbInitPromise = Db.init();
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// Do a basic check if the data in the file looks right
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// TODO: Later check with the help of TypeScript data if it is valid or not
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if (workflowData === undefined || workflowData.nodes === undefined || workflowData.connections === undefined) {
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GenericHelpers.logOutput(`The file "${args.options.file}" does not contain valid workflow data.`);
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return;
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}
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workflowId = workflowData.id!.toString();
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}
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// Load all node and credential types
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const loadNodesAndCredentials = LoadNodesAndCredentials();
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const loadNodesAndCredentialsPromise = loadNodesAndCredentials.init();
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// Wait till the database is ready
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await startDbInitPromise;
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if (!flags.id && !flags.file) {
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GenericHelpers.logOutput(`Either option "--id" or "--file" have to be set!`);
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return;
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}
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if (args.options.id) {
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// Id of workflow is given
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workflowId = args.options.id;
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workflowData = await Db.collections!.Workflow!.findOne(workflowId);
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if (workflowData === undefined) {
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GenericHelpers.logOutput(`The workflow with the id "${workflowId}" does not exist.`);
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return;
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}
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}
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// Make sure the settings exist
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await UserSettings.prepareUserSettings();
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// Wait till the n8n-packages have been read
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await loadNodesAndCredentialsPromise;
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// Add the found types to an instance other parts of the application can use
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const nodeTypes = NodeTypes();
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await nodeTypes.init(loadNodesAndCredentials.nodeTypes);
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if (!WorkflowHelpers.isWorkflowIdValid(workflowId)) {
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workflowId = undefined;
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}
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// Check if the workflow contains the required "Start" node
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// "requiredNodeTypes" are also defined in editor-ui/views/NodeView.vue
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const requiredNodeTypes = ['n8n-nodes-base.start'];
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let startNodeFound = false;
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for (const node of workflowData!.nodes) {
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if (requiredNodeTypes.includes(node.type)) {
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startNodeFound = true;
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}
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}
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if (startNodeFound === false) {
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// If the workflow does not contain a start-node we can not know what
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// should be executed and with which data to start.
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GenericHelpers.logOutput(`The workflow does not contain a "Start" node. So it can not be executed.`);
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return Promise.resolve();
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}
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if (flags.id && flags.file) {
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GenericHelpers.logOutput(`Either "id" or "file" can be set never both!`);
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return;
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}
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let workflowId: string | undefined;
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let workflowData: IWorkflowBase | undefined = undefined;
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if (flags.file) {
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// Path to workflow is given
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try {
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const credentials = await WorkflowCredentials(workflowData!.nodes);
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workflowData = JSON.parse(await fs.readFile(flags.file, 'utf8'));
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} catch (error) {
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if (error.code === 'ENOENT') {
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GenericHelpers.logOutput(`The file "${flags.file}" could not be found.`);
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return;
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}
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const runData: IWorkflowExecutionDataProcess = {
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credentials,
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executionMode: 'cli',
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workflowData: workflowData!,
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};
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throw error;
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}
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const workflowRunner = new WorkflowRunner();
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const executionId = await workflowRunner.run(runData);
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const activeExecutions = ActiveExecutions.getInstance();
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const data = await activeExecutions.getPostExecutePromise(executionId);
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console.log('Execution was successfull:');
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console.log('====================================');
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console.log(JSON.stringify(data, null, 2));
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} catch (e) {
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console.error('GOT ERROR');
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console.log('====================================');
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console.error(e);
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// Do a basic check if the data in the file looks right
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// TODO: Later check with the help of TypeScript data if it is valid or not
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if (workflowData === undefined || workflowData.nodes === undefined || workflowData.connections === undefined) {
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GenericHelpers.logOutput(`The file "${flags.file}" does not contain valid workflow data.`);
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return;
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}
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});
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};
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workflowId = workflowData.id!.toString();
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}
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// Wait till the database is ready
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await startDbInitPromise;
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if (flags.id) {
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// Id of workflow is given
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workflowId = flags.id;
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workflowData = await Db.collections!.Workflow!.findOne(workflowId);
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if (workflowData === undefined) {
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GenericHelpers.logOutput(`The workflow with the id "${workflowId}" does not exist.`);
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return;
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}
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}
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// Make sure the settings exist
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await UserSettings.prepareUserSettings();
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// Wait till the n8n-packages have been read
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await loadNodesAndCredentialsPromise;
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// Add the found types to an instance other parts of the application can use
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const nodeTypes = NodeTypes();
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await nodeTypes.init(loadNodesAndCredentials.nodeTypes);
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if (!WorkflowHelpers.isWorkflowIdValid(workflowId)) {
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workflowId = undefined;
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}
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// Check if the workflow contains the required "Start" node
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// "requiredNodeTypes" are also defined in editor-ui/views/NodeView.vue
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const requiredNodeTypes = ['n8n-nodes-base.start'];
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let startNodeFound = false;
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for (const node of workflowData!.nodes) {
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if (requiredNodeTypes.includes(node.type)) {
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startNodeFound = true;
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}
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}
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if (startNodeFound === false) {
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// If the workflow does not contain a start-node we can not know what
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// should be executed and with which data to start.
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GenericHelpers.logOutput(`The workflow does not contain a "Start" node. So it can not be executed.`);
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return Promise.resolve();
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}
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try {
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const credentials = await WorkflowCredentials(workflowData!.nodes);
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const runData: IWorkflowExecutionDataProcess = {
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credentials,
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executionMode: 'cli',
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workflowData: workflowData!,
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};
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const workflowRunner = new WorkflowRunner();
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const executionId = await workflowRunner.run(runData);
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const activeExecutions = ActiveExecutions.getInstance();
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const data = await activeExecutions.getPostExecutePromise(executionId);
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if (data === undefined) {
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throw new Error('Workflow did not return any data!');
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}
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if (data.data.resultData.error) {
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this.log('Execution was NOT successfull:');
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this.log('====================================');
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this.log(JSON.stringify(data, null, 2));
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// console.log(data.data.resultData.error);
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const error = new Error(data.data.resultData.error.message);
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error.stack = data.data.resultData.error.stack;
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throw error;
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}
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this.log('Execution was successfull:');
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this.log('====================================');
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this.log(JSON.stringify(data, null, 2));
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} catch (e) {
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console.error('\nGOT ERROR');
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console.log('====================================');
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console.error(e.message);
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console.error(e.stack);
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this.exit(1);
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return;
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}
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this.exit();
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}
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}
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@@ -1,10 +1,12 @@
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import Vorpal = require('vorpal');
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import { Args } from 'vorpal';
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import * as config from '../config';
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const open = require('open');
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import * as localtunnel from 'localtunnel';
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import {
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UserSettings,
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} from "n8n-core";
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import { Command, flags } from '@oclif/command';
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const open = require('open');
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import { promisify } from "util";
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import * as config from '../config';
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import {
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ActiveWorkflowRunner,
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CredentialTypes,
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@@ -15,175 +17,189 @@ import {
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TestWebhooks,
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Server,
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} from "../src";
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import {
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UserSettings,
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} from "n8n-core";
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import { promisify } from "util";
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const tunnel = promisify(localtunnel);
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let activeWorkflowRunner: ActiveWorkflowRunner.ActiveWorkflowRunner | undefined;
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let processExistCode = 0;
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/**
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* Opens the UI in browser
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*
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*/
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function openBrowser() {
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const editorUrl = GenericHelpers.getBaseUrl();
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open(editorUrl, { wait: true })
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.catch((error: Error) => {
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console.log(`\nWas not able to open URL in browser. Please open manually by visiting:\n${editorUrl}\n`);
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});
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}
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export class Start extends Command {
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static description = 'Starts n8n. Makes Web-UI available and starts active workflows';
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static examples = [
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`$ n8n start`,
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`$ n8n start --tunnel`,
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`$ n8n start -o`,
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`$ n8n start --tunnel -o`,
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];
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static flags = {
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help: flags.help({ char: 'h' }),
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open: flags.boolean({
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char: 'o',
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description: 'opens the UI automatically in browser',
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}),
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tunnel: flags.boolean({
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description: 'runs the webhooks via a hooks.n8n.cloud tunnel server. Use only for testing and development!',
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}),
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};
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module.exports = (vorpal: Vorpal) => {
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return vorpal
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.command('start')
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// @ts-ignore
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.description('Starts n8n. Makes Web-UI available and starts active workflows')
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.option('-o --open',
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'Opens the UI automatically in browser')
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.option('--tunnel',
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'Runs the webhooks via a hooks.n8n.cloud tunnel server (use only for testing and development)')
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.option('\n')
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// TODO: Add validation
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// .validate((args: Args) => {
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// })
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.action((args: Args) => {
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/**
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* Opens the UI in browser
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*/
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static openBrowser() {
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const editorUrl = GenericHelpers.getBaseUrl();
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if (process.pid === 1) {
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console.error(`The n8n node process should not run as process with ID 1 because that will cause
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open(editorUrl, { wait: true })
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.catch((error: Error) => {
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console.log(`\nWas not able to open URL in browser. Please open manually by visiting:\n${editorUrl}\n`);
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});
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}
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/**
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* Stoppes the n8n in a graceful way.
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* Make for example sure that all the webhooks from third party services
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* get removed.
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*/
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static async stopProcess() {
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console.log(`\nStopping n8n...`);
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setTimeout(() => {
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// In case that something goes wrong with shutdown we
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// kill after max. 30 seconds no matter what
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process.exit(processExistCode);
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}, 30000);
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const removePromises = [];
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if (activeWorkflowRunner !== undefined) {
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removePromises.push(activeWorkflowRunner.removeAll());
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}
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// Remove all test webhooks
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const testWebhooks = TestWebhooks.getInstance();
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removePromises.push(testWebhooks.removeAll());
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await Promise.all(removePromises);
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process.exit(processExistCode);
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}
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async run() {
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// Make sure that n8n shuts down gracefully if possible
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process.on('SIGTERM', Start.stopProcess);
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process.on('SIGINT', Start.stopProcess);
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const { flags } = this.parse(Start);
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if (process.pid === 1) {
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this.error(`The n8n node process should not run as process with ID 1 because that will cause
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problems with shutting everything down correctly. If started with docker use the
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flag "--init" to fix this problem!`);
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return;
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}
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return;
|
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}
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// TODO: Start here the the script in a subprocess which can get restarted when new nodes get added and so new packages have to get installed
|
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// Wrap that the process does not close but we can still use async
|
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(async () => {
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try {
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// Start directly with the init of the database to improve startup time
|
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const startDbInitPromise = Db.init();
|
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|
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// npm install / rm (in other process)
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// restart process depending on exit code (lets say 50 means restart)
|
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// Make sure the settings exist
|
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const userSettings = await UserSettings.prepareUserSettings();
|
||||
|
||||
// Wrap that the process does not close but we can still use async
|
||||
(async () => {
|
||||
try {
|
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// Start directly with the init of the database to improve startup time
|
||||
const startDbInitPromise = Db.init();
|
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// Load all node and credential types
|
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const loadNodesAndCredentials = LoadNodesAndCredentials();
|
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await loadNodesAndCredentials.init();
|
||||
|
||||
// Make sure the settings exist
|
||||
const userSettings = await UserSettings.prepareUserSettings();
|
||||
// Add the found types to an instance other parts of the application can use
|
||||
const nodeTypes = NodeTypes();
|
||||
await nodeTypes.init(loadNodesAndCredentials.nodeTypes);
|
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const credentialTypes = CredentialTypes();
|
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await credentialTypes.init(loadNodesAndCredentials.credentialTypes);
|
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|
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// Load all node and credential types
|
||||
const loadNodesAndCredentials = LoadNodesAndCredentials();
|
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await loadNodesAndCredentials.init();
|
||||
// Wait till the database is ready
|
||||
await startDbInitPromise;
|
||||
|
||||
// Add the found types to an instance other parts of the application can use
|
||||
const nodeTypes = NodeTypes();
|
||||
await nodeTypes.init(loadNodesAndCredentials.nodeTypes);
|
||||
const credentialTypes = CredentialTypes();
|
||||
await credentialTypes.init(loadNodesAndCredentials.credentialTypes);
|
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if (flags.tunnel === true) {
|
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this.log('\nWaiting for tunnel ...');
|
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|
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// Wait till the database is ready
|
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await startDbInitPromise;
|
||||
if (userSettings.tunnelSubdomain === undefined) {
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||||
// When no tunnel subdomain did exist yet create a new random one
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const availableCharacters = 'abcdefghijklmnopqrstuvwxyz0123456789';
|
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userSettings.tunnelSubdomain = Array.from({ length: 24 }).map(() => {
|
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return availableCharacters.charAt(Math.floor(Math.random() * availableCharacters.length));
|
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}).join('');
|
||||
|
||||
if (args.options.tunnel !== undefined) {
|
||||
console.log('\nWaiting for tunnel ...');
|
||||
|
||||
if (userSettings.tunnelSubdomain === undefined) {
|
||||
// When no tunnel subdomain did exist yet create a new random one
|
||||
const availableCharacters = 'abcdefghijklmnopqrstuvwxyz0123456789';
|
||||
userSettings.tunnelSubdomain = Array.from({ length: 24 }).map(() => {
|
||||
return availableCharacters.charAt(Math.floor(Math.random() * availableCharacters.length));
|
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}).join('');
|
||||
|
||||
await UserSettings.writeUserSettings(userSettings);
|
||||
}
|
||||
|
||||
const tunnelSettings: localtunnel.TunnelConfig = {
|
||||
host: 'https://hooks.n8n.cloud',
|
||||
subdomain: userSettings.tunnelSubdomain,
|
||||
};
|
||||
|
||||
const port = config.get('port') as number;
|
||||
|
||||
// @ts-ignore
|
||||
const webhookTunnel = await tunnel(port, tunnelSettings);
|
||||
|
||||
process.env.WEBHOOK_TUNNEL_URL = webhookTunnel.url + '/';
|
||||
console.log(`Tunnel URL: ${process.env.WEBHOOK_TUNNEL_URL}\n`);
|
||||
await UserSettings.writeUserSettings(userSettings);
|
||||
}
|
||||
|
||||
await Server.start();
|
||||
const tunnelSettings: localtunnel.TunnelConfig = {
|
||||
host: 'https://hooks.n8n.cloud',
|
||||
subdomain: userSettings.tunnelSubdomain,
|
||||
};
|
||||
|
||||
// Start to get active workflows and run their triggers
|
||||
activeWorkflowRunner = ActiveWorkflowRunner.getInstance();
|
||||
await activeWorkflowRunner.init();
|
||||
const port = config.get('port') as number;
|
||||
|
||||
const editorUrl = GenericHelpers.getBaseUrl();
|
||||
console.log(`\nEditor is now accessible via:\n${editorUrl}`);
|
||||
// @ts-ignore
|
||||
const webhookTunnel = await tunnel(port, tunnelSettings);
|
||||
|
||||
// Allow to open n8n editor by pressing "o"
|
||||
if (Boolean(process.stdout.isTTY) && process.stdin.setRawMode) {
|
||||
process.stdin.setRawMode(true);
|
||||
process.stdin.resume();
|
||||
process.stdin.setEncoding('utf8');
|
||||
let inputText = '';
|
||||
process.env.WEBHOOK_TUNNEL_URL = webhookTunnel.url + '/';
|
||||
this.log(`Tunnel URL: ${process.env.WEBHOOK_TUNNEL_URL}\n`);
|
||||
this.log('IMPORTANT! Do not share with anybody as it would give people access to your n8n instance!');
|
||||
}
|
||||
|
||||
if (args.options.browser !== undefined) {
|
||||
openBrowser();
|
||||
}
|
||||
console.log(`\nPress "o" to open in Browser.`);
|
||||
process.stdin.on("data", (key) => {
|
||||
if (key === 'o') {
|
||||
openBrowser();
|
||||
await Server.start();
|
||||
|
||||
// Start to get active workflows and run their triggers
|
||||
activeWorkflowRunner = ActiveWorkflowRunner.getInstance();
|
||||
await activeWorkflowRunner.init();
|
||||
|
||||
const editorUrl = GenericHelpers.getBaseUrl();
|
||||
this.log(`\nEditor is now accessible via:\n${editorUrl}`);
|
||||
|
||||
// Allow to open n8n editor by pressing "o"
|
||||
if (Boolean(process.stdout.isTTY) && process.stdin.setRawMode) {
|
||||
process.stdin.setRawMode(true);
|
||||
process.stdin.resume();
|
||||
process.stdin.setEncoding('utf8');
|
||||
let inputText = '';
|
||||
|
||||
if (flags.open === true) {
|
||||
Start.openBrowser();
|
||||
}
|
||||
this.log(`\nPress "o" to open in Browser.`);
|
||||
process.stdin.on("data", (key) => {
|
||||
if (key === 'o') {
|
||||
Start.openBrowser();
|
||||
inputText = '';
|
||||
} else if (key.charCodeAt(0) === 3) {
|
||||
// Ctrl + c got pressed
|
||||
Start.stopProcess();
|
||||
} else {
|
||||
// When anything else got pressed, record it and send it on enter into the child process
|
||||
if (key.charCodeAt(0) === 13) {
|
||||
// send to child process and print in terminal
|
||||
process.stdout.write('\n');
|
||||
inputText = '';
|
||||
} else {
|
||||
// When anything else got pressed, record it and send it on enter into the child process
|
||||
if (key.charCodeAt(0) === 13) {
|
||||
// send to child process and print in terminal
|
||||
process.stdout.write('\n');
|
||||
inputText = '';
|
||||
} else {
|
||||
// record it and write into terminal
|
||||
inputText += key;
|
||||
process.stdout.write(key);
|
||||
}
|
||||
// record it and write into terminal
|
||||
inputText += key;
|
||||
process.stdout.write(key);
|
||||
}
|
||||
});
|
||||
}
|
||||
} catch (error) {
|
||||
console.error(`There was an error: ${error.message}`);
|
||||
|
||||
processExistCode = 1;
|
||||
// @ts-ignore
|
||||
process.emit('SIGINT');
|
||||
}
|
||||
});
|
||||
}
|
||||
})();
|
||||
} catch (error) {
|
||||
this.error(`There was an error: ${error.message}`);
|
||||
|
||||
|
||||
vorpal.sigint(async () => {
|
||||
console.log(`\nStopping n8n...`);
|
||||
|
||||
setTimeout(() => {
|
||||
// In case that something goes wrong with shutdown we
|
||||
// kill after max. 30 seconds no matter what
|
||||
process.exit(processExistCode);
|
||||
}, 30000);
|
||||
|
||||
const removePromises = [];
|
||||
if (activeWorkflowRunner !== undefined) {
|
||||
removePromises.push(activeWorkflowRunner.removeAll());
|
||||
}
|
||||
|
||||
// Remove all test webhooks
|
||||
const testWebhooks = TestWebhooks.getInstance();
|
||||
removePromises.push(testWebhooks.removeAll());
|
||||
|
||||
await Promise.all(removePromises);
|
||||
|
||||
process.exit(processExistCode);
|
||||
});
|
||||
});
|
||||
};
|
||||
processExistCode = 1;
|
||||
// @ts-ignore
|
||||
process.emit('SIGINT');
|
||||
}
|
||||
})();
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user