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Add QUEUE_PREFIX to queue configuration for consistent Redis key handling #637

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Add QUEUE_PREFIX to queue configuration for consistent Redis key handling #637

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5 changes: 5 additions & 0 deletions samples/mastra-extended/app/src/lib/queue.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@ import IORedis from "ioredis";
import { Queue } from "bullmq";

export const QUEUE_NAME = process.env.QUEUE_NAME ?? "support-sync";
// Hash-tag wrapping forces every BullMQ key for this queue (wait/active/events/…)
// onto the same Redis cluster slot, so multi-key Lua scripts don't trip CROSSSLOT
// on sharded backends like Azure Managed Redis.
export const QUEUE_PREFIX = `{${QUEUE_NAME}}`;

declare global {
// eslint-disable-next-line no-var
Expand Down Expand Up @@ -29,6 +33,7 @@ export function getSyncQueue() {
if (!global.syncQueue) {
global.syncQueue = new Queue(QUEUE_NAME, {
connection: getRedisConnection(),
prefix: QUEUE_PREFIX,
});
}

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3 changes: 2 additions & 1 deletion samples/mastra-extended/app/src/worker.ts
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Expand Up @@ -11,7 +11,7 @@ import {
startSeedRun,
updateProcessedItem,
} from "@/lib/items";
import { QUEUE_NAME, getRedisConnection, getSyncQueue } from "@/lib/queue";
import { QUEUE_NAME, QUEUE_PREFIX, getRedisConnection, getSyncQueue } from "@/lib/queue";

type SeedBatchJob = {
runId: string;
Expand Down Expand Up @@ -100,6 +100,7 @@ async function main() {
{
connection: getRedisConnection(),
concurrency: Number(process.env.WORKER_CONCURRENCY ?? 8),
prefix: QUEUE_PREFIX,
},
);

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