n8n
Version:
n8n Workflow Automation Tool
120 lines • 6.14 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.JsTaskRunnerProcess = void 0;
const backend_common_1 = require("@n8n/backend-common");
const config_1 = require("@n8n/config");
const di_1 = require("@n8n/di");
const strict_1 = __importDefault(require("node:assert/strict"));
const node_child_process_1 = require("node:child_process");
const process = __importStar(require("node:process"));
const node_process_oom_detector_1 = require("./node-process-oom-detector");
const task_broker_auth_service_1 = require("./task-broker/auth/task-broker-auth.service");
const task_runner_lifecycle_events_1 = require("./task-runner-lifecycle-events");
const task_runner_process_base_1 = require("./task-runner-process-base");
let JsTaskRunnerProcess = class JsTaskRunnerProcess extends task_runner_process_base_1.TaskRunnerProcessBase {
constructor(logger, runnerConfig, authService, runnerLifecycleEvents) {
super(logger, runnerConfig, authService, runnerLifecycleEvents);
this.logger = logger;
this.runnerConfig = runnerConfig;
this.authService = authService;
this.runnerLifecycleEvents = runnerLifecycleEvents;
this.name = 'runnner:js';
this.loggerScope = 'task-runner-js';
this.oomDetector = null;
(0, strict_1.default)(this.isInternal, `${this.constructor.name} cannot be used in external mode`);
}
async startProcess(grantToken, taskBrokerUri) {
const startScript = require.resolve('@n8n/task-runner/start');
const flags = this.runnerConfig.insecureMode
? []
: ['--disallow-code-generation-from-strings', '--disable-proto=delete'];
return (0, node_child_process_1.spawn)('node', [...flags, startScript], {
env: this.getProcessEnvVars(grantToken, taskBrokerUri),
});
}
setupProcessMonitoring(process) {
this.oomDetector = new node_process_oom_detector_1.NodeProcessOomDetector(process);
}
analyzeExitReason() {
return { reason: this.oomDetector?.didProcessOom ? 'oom' : 'unknown' };
}
getProcessEnvVars(grantToken, taskBrokerUri) {
const envVars = {
PATH: process.env.PATH,
HOME: process.env.HOME,
NODE_PATH: process.env.NODE_PATH,
GENERIC_TIMEZONE: process.env.GENERIC_TIMEZONE,
NODE_FUNCTION_ALLOW_BUILTIN: process.env.NODE_FUNCTION_ALLOW_BUILTIN,
NODE_FUNCTION_ALLOW_EXTERNAL: process.env.NODE_FUNCTION_ALLOW_EXTERNAL,
N8N_SENTRY_DSN: process.env.N8N_SENTRY_DSN,
N8N_VERSION: process.env.N8N_VERSION,
ENVIRONMENT: process.env.ENVIRONMENT,
DEPLOYMENT_NAME: process.env.DEPLOYMENT_NAME,
N8N_RUNNERS_GRANT_TOKEN: grantToken,
N8N_RUNNERS_TASK_BROKER_URI: taskBrokerUri,
N8N_RUNNERS_MAX_PAYLOAD: this.runnerConfig.maxPayload.toString(),
N8N_RUNNERS_MAX_CONCURRENCY: this.runnerConfig.maxConcurrency.toString(),
N8N_RUNNERS_TASK_TIMEOUT: this.runnerConfig.taskTimeout.toString(),
N8N_RUNNERS_HEARTBEAT_INTERVAL: this.runnerConfig.heartbeatInterval.toString(),
N8N_RUNNERS_INSECURE_MODE: process.env.N8N_RUNNERS_INSECURE_MODE,
};
if (this.runnerConfig.maxOldSpaceSize) {
envVars.NODE_OPTIONS = `--max-old-space-size=${this.runnerConfig.maxOldSpaceSize}`;
}
return envVars;
}
};
exports.JsTaskRunnerProcess = JsTaskRunnerProcess;
exports.JsTaskRunnerProcess = JsTaskRunnerProcess = __decorate([
(0, di_1.Service)(),
__metadata("design:paramtypes", [backend_common_1.Logger,
config_1.TaskRunnersConfig,
task_broker_auth_service_1.TaskBrokerAuthService,
task_runner_lifecycle_events_1.TaskRunnerLifecycleEvents])
], JsTaskRunnerProcess);
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