puyoskey/packages/backend/src/server/api/stream/channels/server-stats.ts

78 lines
2 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import Xev from 'xev';
import { Injectable } from '@nestjs/common';
import { bindThis } from '@/decorators.js';
import { isJsonObject } from '@/misc/json-value.js';
import type { JsonObject, JsonValue } from '@/misc/json-value.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import Channel, { type MiChannelService } from '../channel.js';
const ev = new Xev();
class ServerStatsChannel extends Channel {
public readonly chName = 'serverStats';
public static shouldShare = true;
public static requireCredential = false as const;
constructor(id: string, connection: Channel['connection'], noteEntityService: NoteEntityService) {
super(id, connection, noteEntityService);
//this.onStats = this.onStats.bind(this);
//this.onMessage = this.onMessage.bind(this);
}
@bindThis
public async init(params: JsonObject) {
ev.addListener('serverStats', this.onStats);
}
@bindThis
private onStats(stats: JsonObject) {
this.send('stats', stats);
}
@bindThis
public onMessage(type: string, body: JsonValue) {
switch (type) {
case 'requestLog':
if (!isJsonObject(body)) return;
ev.once(`serverStatsLog:${body.id}`, statsLog => {
this.send('statsLog', statsLog);
});
ev.emit('requestServerStatsLog', {
id: body.id,
length: body.length,
});
break;
}
}
@bindThis
public dispose() {
ev.removeListener('serverStats', this.onStats);
}
}
@Injectable()
export class ServerStatsChannelService implements MiChannelService<false> {
public readonly shouldShare = ServerStatsChannel.shouldShare;
public readonly requireCredential = ServerStatsChannel.requireCredential;
public readonly kind = ServerStatsChannel.kind;
constructor(
private readonly noteEntityService: NoteEntityService,
) {
}
@bindThis
public create(id: string, connection: Channel['connection']): ServerStatsChannel {
return new ServerStatsChannel(
id,
connection,
this.noteEntityService,
);
}
}