n8n
Version:
n8n Workflow Automation Tool
130 lines • 6.68 kB
JavaScript
;
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});
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var __metadata = (this && this.__metadata) || function (k, v) {
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Object.defineProperty(exports, "__esModule", { value: true });
exports.TaskRunnerModule = void 0;
const config_1 = require("@n8n/config");
const di_1 = require("@n8n/di");
const n8n_core_1 = require("n8n-core");
const n8n_workflow_1 = require("n8n-workflow");
const a = __importStar(require("node:assert/strict"));
const on_shutdown_1 = require("../decorators/on-shutdown");
const task_broker_ws_server_1 = require("../task-runners/task-broker/task-broker-ws-server");
const task_runner_process_restart_loop_detector_1 = require("../task-runners/task-runner-process-restart-loop-detector");
const missing_auth_token_error_1 = require("./errors/missing-auth-token.error");
let TaskRunnerModule = class TaskRunnerModule {
constructor(logger, errorReporter, runnerConfig) {
this.logger = logger;
this.errorReporter = errorReporter;
this.runnerConfig = runnerConfig;
this.onRunnerRestartLoopDetected = async (error) => {
this.logger.error(error.message);
this.errorReporter.error(error);
await (0, n8n_workflow_1.sleep)(1000);
process.exit(1);
};
this.logger = this.logger.scoped('task-runner');
}
async start() {
a.ok(this.runnerConfig.enabled, 'Task runner is disabled');
const { mode, authToken } = this.runnerConfig;
if (mode === 'external' && !authToken)
throw new missing_auth_token_error_1.MissingAuthTokenError();
await this.loadTaskRequester();
await this.loadTaskBroker();
if (mode === 'internal') {
await this.startInternalTaskRunner();
}
}
async stop() {
const stopRunnerProcessTask = (async () => {
if (this.taskRunnerProcess) {
await this.taskRunnerProcess.stop();
this.taskRunnerProcess = undefined;
}
})();
const stopRunnerServerTask = (async () => {
if (this.taskBrokerHttpServer) {
await this.taskBrokerHttpServer.stop();
this.taskBrokerHttpServer = undefined;
}
})();
await Promise.all([stopRunnerProcessTask, stopRunnerServerTask]);
}
async loadTaskRequester() {
const { TaskRequester } = await Promise.resolve().then(() => __importStar(require('../task-runners/task-managers/task-requester')));
const { LocalTaskRequester } = await Promise.resolve().then(() => __importStar(require('../task-runners/task-managers/local-task-requester')));
this.taskRequester = di_1.Container.get(LocalTaskRequester);
di_1.Container.set(TaskRequester, this.taskRequester);
}
async loadTaskBroker() {
const { TaskBrokerServer } = await Promise.resolve().then(() => __importStar(require('../task-runners/task-broker/task-broker-server')));
this.taskBrokerHttpServer = di_1.Container.get(TaskBrokerServer);
this.taskBrokerWsServer = di_1.Container.get(task_broker_ws_server_1.TaskBrokerWsServer);
await this.taskBrokerHttpServer.start();
}
async startInternalTaskRunner() {
a.ok(this.taskBrokerWsServer, 'Task Runner WS Server not loaded');
const { TaskRunnerProcess } = await Promise.resolve().then(() => __importStar(require('../task-runners/task-runner-process')));
this.taskRunnerProcess = di_1.Container.get(TaskRunnerProcess);
this.taskRunnerProcessRestartLoopDetector = new task_runner_process_restart_loop_detector_1.TaskRunnerProcessRestartLoopDetector(this.taskRunnerProcess);
this.taskRunnerProcessRestartLoopDetector.on('restart-loop-detected', this.onRunnerRestartLoopDetected);
await this.taskRunnerProcess.start();
const { InternalTaskRunnerDisconnectAnalyzer } = await Promise.resolve().then(() => __importStar(require('../task-runners/internal-task-runner-disconnect-analyzer')));
this.taskBrokerWsServer.setDisconnectAnalyzer(di_1.Container.get(InternalTaskRunnerDisconnectAnalyzer));
}
};
exports.TaskRunnerModule = TaskRunnerModule;
__decorate([
(0, on_shutdown_1.OnShutdown)(),
__metadata("design:type", Function),
__metadata("design:paramtypes", []),
__metadata("design:returntype", Promise)
], TaskRunnerModule.prototype, "stop", null);
exports.TaskRunnerModule = TaskRunnerModule = __decorate([
(0, di_1.Service)(),
__metadata("design:paramtypes", [n8n_core_1.Logger,
n8n_core_1.ErrorReporter,
config_1.TaskRunnersConfig])
], TaskRunnerModule);
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