101 lines
2.2 KiB
TypeScript
101 lines
2.2 KiB
TypeScript
import si from "systeminformation";
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import Xev from "xev";
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import * as osUtils from "os-utils";
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import { fetchMeta } from "@/misc/fetch-meta.js";
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import meilisearch from "@/db/meilisearch.js";
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const ev = new Xev();
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const interval = 2000;
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const roundCpu = (num: number) => Math.round(num * 1000) / 1000;
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const round = (num: number) => Math.round(num * 10) / 10;
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/**
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* Report server stats regularly
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*/
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export default function () {
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const log = [] as any[];
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ev.on("requestServerStatsLog", (x) => {
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ev.emit(`serverStatsLog:${x.id}`, log.slice(0, x.length || 50));
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});
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fetchMeta().then((meta) => {
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if (!meta.enableServerMachineStats) return;
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});
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async function tick() {
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const cpu = await cpuUsage();
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const memStats = await mem();
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const netStats = await net();
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const fsStats = await fs();
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const meilisearchStats = await meilisearchStatus();
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const stats = {
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cpu: roundCpu(cpu),
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mem: {
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used: round(memStats.used - memStats.buffers - memStats.cached),
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active: round(memStats.active),
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total: round(memStats.total),
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},
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net: {
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rx: round(Math.max(0, netStats.rx_sec)),
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tx: round(Math.max(0, netStats.tx_sec)),
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},
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fs: {
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r: round(Math.max(0, fsStats.rIO_sec ?? 0)),
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w: round(Math.max(0, fsStats.wIO_sec ?? 0)),
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},
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meilisearch: meilisearchStats,
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};
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ev.emit("serverStats", stats);
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log.unshift(stats);
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if (log.length > 200) log.pop();
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}
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tick();
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setInterval(tick, interval);
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}
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// CPU STAT
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function cpuUsage(): Promise<number> {
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return new Promise((res, rej) => {
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osUtils.cpuUsage((cpuUsage) => {
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res(cpuUsage);
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});
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});
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}
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// MEMORY STAT
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async function mem() {
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const data = await si.mem();
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return data;
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}
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// NETWORK STAT
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async function net() {
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const iface = await si.networkInterfaceDefault();
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const data = await si.networkStats(iface);
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return data[0];
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}
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// FS STAT
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async function fs() {
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const data = await si.disksIO().catch(() => ({ rIO_sec: 0, wIO_sec: 0 }));
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return data || { rIO_sec: 0, wIO_sec: 0 };
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}
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// MEILI STAT
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async function meilisearchStatus() {
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if (meilisearch) {
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return meilisearch.serverStats();
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} else {
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return {
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health: "unconfigured",
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size: 0,
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indexed_count: 0,
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};
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}
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}
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