misskey/packages/backend/src/queue/processors/deliver.ts
2021-12-09 23:58:30 +09:00

94 lines
2.7 KiB
TypeScript

import { URL } from 'url';
import * as Bull from 'bull';
import request from '@/remote/activitypub/request';
import { registerOrFetchInstanceDoc } from '@/services/register-or-fetch-instance-doc';
import Logger from '@/services/logger';
import { Instances } from '@/models/index';
import { instanceChart } from '@/services/chart/index';
import { fetchInstanceMetadata } from '@/services/fetch-instance-metadata';
import { fetchMeta } from '@/misc/fetch-meta';
import { toPuny } from '@/misc/convert-host';
import { Cache } from '@/misc/cache';
import { Instance } from '@/models/entities/instance';
import { DeliverJobData } from '../types';
import { StatusError } from '@/misc/fetch';
const logger = new Logger('deliver');
let latest: string | null = null;
const suspendedHostsCache = new Cache<Instance[]>(1000 * 60 * 60);
export default async (job: Bull.Job<DeliverJobData>) => {
const { host } = new URL(job.data.to);
// ブロックしてたら中断
const meta = await fetchMeta();
if (meta.blockedHosts.includes(toPuny(host))) {
return 'skip (blocked)';
}
// isSuspendedなら中断
let suspendedHosts = suspendedHostsCache.get(null);
if (suspendedHosts == null) {
suspendedHosts = await Instances.find({
where: {
isSuspended: true,
},
});
suspendedHostsCache.set(null, suspendedHosts);
}
if (suspendedHosts.map(x => x.host).includes(toPuny(host))) {
return 'skip (suspended)';
}
try {
if (latest !== (latest = JSON.stringify(job.data.content, null, 2))) {
logger.debug(`delivering ${latest}`);
}
await request(job.data.user, job.data.to, job.data.content);
// Update stats
registerOrFetchInstanceDoc(host).then(i => {
Instances.update(i.id, {
latestRequestSentAt: new Date(),
latestStatus: 200,
lastCommunicatedAt: new Date(),
isNotResponding: false,
});
fetchInstanceMetadata(i);
instanceChart.requestSent(i.host, true);
});
return 'Success';
} catch (res) {
// Update stats
registerOrFetchInstanceDoc(host).then(i => {
Instances.update(i.id, {
latestRequestSentAt: new Date(),
latestStatus: res instanceof StatusError ? res.statusCode : null,
isNotResponding: true,
});
instanceChart.requestSent(i.host, false);
});
if (res instanceof StatusError) {
// 4xx
if (res.isClientError) {
// HTTPステータスコード4xxはクライアントエラーであり、それはつまり
// 何回再送しても成功することはないということなのでエラーにはしないでおく
return `${res.statusCode} ${res.statusMessage}`;
}
// 5xx etc.
throw `${res.statusCode} ${res.statusMessage}`;
} else {
// DNS error, socket error, timeout ...
throw res;
}
}
};