feat: certificates, landing pages, ai tutor, website update, compliance

apps/jobs/src/workers/emails.ts

@@ -0,0 +1,74 @@
+import './../bootstrap';
+
+import { Worker } from 'bullmq';
+
+import { recordDeadLetterJob } from '@cio/db/queries';
+import { JOB_NAMES, QUEUE_NAMES, createRedisConnection } from '@cio/jobs';
+
+import { errorMessage } from '../utils/cancel';
+import { env } from '../config/env';
+import { log } from '../utils/logger';
+import { processSendEmail } from '../processors/emails';
+
+const concurrency = Number.parseInt(env.EMAIL_WORKER_CONCURRENCY ?? '5', 10) || 5;
+const connection = createRedisConnection();
+
+const worker = new Worker(
+  QUEUE_NAMES.emails,
+  async (job) => {
+    log.info('email-job-start', {
+      jobName: job.name,
+      bullmqJobId: job.id,
+      attempt: job.attemptsMade + 1
+    });
+
+    switch (job.name) {
+      case JOB_NAMES.emails.send:
+        return processSendEmail(job.data);
+      default:
+        throw new Error(`Unknown emails job: ${job.name}`);
+    }
+  },
+  { connection, concurrency }
+);
+
+worker.on('failed', async (job, err) => {
+  if (!job) return;
+
+  log.error('email-job-failed', {
+    jobName: job.name,
+    bullmqJobId: job.id,
+    attempt: job.attemptsMade,
+    error: errorMessage(err)
+  });
+
+  const isFinalAttempt = job.attemptsMade >= (job.opts.attempts ?? 1);
+  if (!isFinalAttempt) return;
+
+  // BullMQ exhausted retries — write a dead-letter row so an operator can
+  // inspect the payload + error and replay if needed.
+  await recordDeadLetterJob({
+    organizationId: null,
+    domain: 'emails',
+    runId: null,
+    queueName: QUEUE_NAMES.emails,
+    jobName: job.name,
+    bullmqJobId: job.id ?? null,
+    payload: job.data as Record<string, unknown>,
+    error: { code: 'WORKER_EXHAUSTED_RETRIES', message: errorMessage(err), stack: err.stack },
+    attempts: job.attemptsMade
+  });
+});
+
+worker.on('ready', () => log.info('email-worker-ready', { concurrency, queue: QUEUE_NAMES.emails }));
+worker.on('error', (err) => log.error('email-worker-error', { error: errorMessage(err) }));
+
+const shutdown = async (signal: string) => {
+  log.info('email-worker-shutdown', { signal });
+  await worker.close();
+  await connection.quit();
+  process.exit(0);
+};
+
+process.on('SIGTERM', () => void shutdown('SIGTERM'));
+process.on('SIGINT', () => void shutdown('SIGINT'));