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🐛 Fix startup behavior for scaled mode (#2242)

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Omar Ajoue 2021-09-24 08:42:41 +02:00 committed by GitHub
parent 5b2741e258
commit 3c256dc3f6
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1 changed files with 26 additions and 2 deletions
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28
packages/cli/src/ActiveWorkflowRunner.ts
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@ -46,6 +46,7 @@ import {
WorkflowHelpers,
WorkflowRunner,
} from '.';
import config = require('../config');
const WEBHOOK_PROD_UNREGISTERED_HINT = `The workflow must be active for a production URL to run successfully. You can activate the workflow using the toggle in the top-right of the editor. Note that unlike test URL calls, production URL calls aren't shown on the canvas (only in the executions list)`;
@ -67,8 +68,17 @@ export class ActiveWorkflowRunner {
active: true,
})) as IWorkflowDb[];
// Clear up active workflow table
await Db.collections.Webhook?.clear();
if (!config.get('endpoints.skipWebhoooksDeregistrationOnShutdown')) {
// Do not clean up database when skip registration is done.
// This flag is set when n8n is running in scaled mode.
// Impact is minimal, but for a short while, n8n will stop accepting requests.
// Also, users had issues when running multiple "main process"
// instances if many of them start at the same time
// This is not officially supported but there is no reason
// it should not work.
// Clear up active workflow table
await Db.collections.Webhook?.clear();
}
this.activeWorkflows = new ActiveWorkflows();
@ -426,6 +436,20 @@ export class ActiveWorkflowRunner {
);
}
} catch (error) {
if (
activation === 'init' &&
config.get('endpoints.skipWebhoooksDeregistrationOnShutdown') &&
error.name === 'QueryFailedError'
) {
// When skipWebhoooksDeregistrationOnShutdown is enabled,
// n8n does not remove the registered webhooks on exit.
// This means that further initializations will always fail
// when inserting to database. This is why we ignore this error
// as it's expected to happen.
// eslint-disable-next-line no-continue
continue;
}
try {
await this.removeWorkflowWebhooks(workflow.id as string);
} catch (error) {