koishi-plugin-exporter/lib/metrics/channels.js

Koishi OpenMetrics Exporter

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.channels = void 0;
const koishi_1 = require("koishi");
const prom_client_1 = require("prom-client");
const common_1 = require("../common");
const channels = (ctx, config, register) => {
    new prom_client_1.Gauge({
        name: common_1.prefix + common_1.metricNames.channels,
        help: 'Total channels.',
        registers: [register],
        labelNames: ['instance_name'],
        async collect() {
            const channels = await ctx.database
                .select('channel')
                .execute((x) => koishi_1.$.length(x.id));
            this.set({
                instance_name: config.name,
            }, channels);
        },
    });
};
exports.channels = channels;