paricafe/src/daemons/queue-stats.ts
2019-05-27 17:23:05 +09:00

87 lines
2 KiB
TypeScript

import * as Deque from 'double-ended-queue';
import Xev from 'xev';
import { deliverQueue, inboxQueue, dbQueue, objectStorageQueue } from '../queue';
const ev = new Xev();
const interval = 3000;
/**
* Report queue stats regularly
*/
export default function() {
const log = new Deque<any>();
ev.on('requestQueueStatsLog', x => {
ev.emit(`queueStatsLog:${x.id}`, log.toArray().slice(0, x.length || 50));
});
let activeDeliverJobs = 0;
let activeInboxJobs = 0;
let activeDbJobs = 0;
let activeObjectStorageJobs = 0;
deliverQueue.on('global:active', () => {
activeDeliverJobs++;
});
inboxQueue.on('global:active', () => {
activeInboxJobs++;
});
dbQueue.on('global:active', () => {
activeDbJobs++;
});
objectStorageQueue.on('global:active', () => {
activeObjectStorageJobs++;
});
async function tick() {
const deliverJobCounts = await deliverQueue.getJobCounts();
const inboxJobCounts = await inboxQueue.getJobCounts();
const dbJobCounts = await dbQueue.getJobCounts();
const objectStorageJobCounts = await objectStorageQueue.getJobCounts();
const stats = {
deliver: {
activeSincePrevTick: activeDeliverJobs,
active: deliverJobCounts.active,
waiting: deliverJobCounts.waiting,
delayed: deliverJobCounts.delayed
},
inbox: {
activeSincePrevTick: activeInboxJobs,
active: inboxJobCounts.active,
waiting: inboxJobCounts.waiting,
delayed: inboxJobCounts.delayed
},
db: {
activeSincePrevTick: activeDbJobs,
active: dbJobCounts.active,
waiting: dbJobCounts.waiting,
delayed: dbJobCounts.delayed
},
objectStorage: {
activeSincePrevTick: activeObjectStorageJobs,
active: objectStorageJobCounts.active,
waiting: objectStorageJobCounts.waiting,
delayed: objectStorageJobCounts.delayed
},
};
ev.emit('queueStats', stats);
log.unshift(stats);
if (log.length > 200) log.pop();
activeDeliverJobs = 0;
activeInboxJobs = 0;
activeDbJobs = 0;
activeObjectStorageJobs = 0;
}
tick();
setInterval(tick, interval);
}