Migrated to local rust api
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4bfb87448f
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3 changed files with 10 additions and 208 deletions
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@ -1,205 +1,7 @@
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import { exec } from "child_process";
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import { promisify } from "util";
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import fs from "fs/promises";
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import { NextResponse } from "next/server";
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const execAsync = promisify(exec);
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/**
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* Helper to read files asynchronously
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*/
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async function readFile(path: string): Promise<string | null> {
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try {
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const data = await fs.readFile(path, "utf8");
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return data.trim();
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} catch {
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return null;
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}
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}
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/**
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* Helper to run shell commands asynchronously
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*/
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async function runCommand(cmd: string): Promise<string | null> {
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try {
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const { stdout } = await execAsync(cmd, { timeout: 3000 });
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return stdout.trim();
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} catch {
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return null;
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}
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}
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async function getMemory() {
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const raw = await readFile("/proc/meminfo");
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if (!raw) return null;
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const lines: Record<string, number> = {};
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for (const line of raw.split("\n")) {
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const [key, val] = line.split(":");
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if (key && val) {
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lines[key.trim()] = parseInt(val.trim());
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}
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}
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const total = lines["MemTotal"] ?? 0;
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const available = lines["MemAvailable"] ?? 0;
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const used = total - available;
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return {
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total: Math.round(total / 1024),
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used: Math.round(used / 1024),
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available: Math.round(available / 1024),
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percent: Math.round((used / total) * 100),
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};
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}
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async function getCpu() {
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const sample = async () => {
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const raw = await readFile("/proc/stat");
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if (!raw) return null;
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const line = raw.split("\n")[0];
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const parts = line.split(/\s+/).slice(1).map(Number);
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const idle = parts[3];
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const total = parts.reduce((a, b) => a + b, 0);
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return { idle, total };
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};
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const s1 = await sample();
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// Non-blocking delay (200ms) to calculate CPU delta
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await new Promise((resolve) => setTimeout(resolve, 200));
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const s2 = await sample();
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if (!s1 || !s2) return null;
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const idleDiff = s2.idle - s1.idle;
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const totalDiff = s2.total - s1.total;
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const percent = Math.round((1 - idleDiff / totalDiff) * 100);
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// Parse CPU Info without spawning extra shell processes
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const cpuInfo = (await readFile("/proc/cpuinfo")) || "";
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const model = cpuInfo.match(/model name\s+:\s+(.*)/)?.[1] || "Unknown";
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const cores = cpuInfo.split("\n").filter((l) => l.startsWith("processor")).length;
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return {
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percent,
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model: model.trim(),
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cores,
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};
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}
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async function getTemperature() {
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const paths = [
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"/sys/class/thermal/thermal_zone0/temp",
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"/sys/class/thermal/thermal_zone1/temp",
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"/sys/class/hwmon/hwmon0/temp1_input",
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];
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for (const path of paths) {
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const raw = await readFile(path);
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if (raw) return Math.round(parseInt(raw) / 1000);
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}
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const sensors = await runCommand("sensors 2>/dev/null | grep 'Core 0' | head -1");
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if (sensors) {
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const match = sensors.match(/\+(\d+\.\d+)/);
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if (match) return parseFloat(match[1]);
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}
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return null;
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}
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async function getDisk() {
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const raw = await runCommand("df -B1 /");
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if (!raw) return null;
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const lines = raw.split("\n");
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const parts = lines[1].split(/\s+/);
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const total = parseInt(parts[1]);
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const used = parseInt(parts[2]);
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const available = parseInt(parts[3]);
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return {
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total: Math.round(total / 1024 / 1024 / 1024),
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used: Math.round(used / 1024 / 1024 / 1024),
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available: Math.round(available / 1024 / 1024 / 1024),
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percent: Math.round((used / total) * 100),
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};
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}
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async function getUptime() {
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const raw = await readFile("/proc/uptime");
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if (!raw) return null;
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const seconds = parseFloat(raw.split(" ")[0]);
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const days = Math.floor(seconds / 86400);
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const hours = Math.floor((seconds % 86400) / 3600);
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const minutes = Math.floor((seconds % 3600) / 60);
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return { seconds, days, hours, minutes };
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}
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async function getNetwork() {
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const raw = await readFile("/proc/net/dev");
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if (!raw) return null;
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const ifaces: Record<string, { rx: number; tx: number }> = {};
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for (const line of raw.split("\n").slice(2)) {
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const parts = line.trim().split(/\s+/);
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if (parts.length < 10) continue;
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const name = parts[0].replace(":", "");
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if (name === "lo") continue;
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ifaces[name] = {
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rx: parseInt(parts[1]),
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tx: parseInt(parts[9]),
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};
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}
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return ifaces;
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}
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async function getServices() {
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const services = ["caddy", "syncthing", "sshd", "cloudflare-dyndns"];
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const result: Record<string, string> = {};
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// Run all status checks in parallel
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await Promise.all(
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services.map(async (svc) => {
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const status = await runCommand(`systemctl is-active ${svc}`);
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result[svc] = status ?? "unknown";
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})
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);
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return result;
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}
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async function getLoadAverage() {
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const raw = await readFile("/proc/loadavg");
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if (!raw) return null;
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const parts = raw.split(" ");
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return {
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"1m": parseFloat(parts[0]),
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"5m": parseFloat(parts[1]),
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"15m": parseFloat(parts[2]),
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};
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}
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import { NextResponse } from 'next/server';
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export async function GET() {
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try {
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// Parallelize all data gathering
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const [memory, cpu, disk, uptime, network, services, loadAvg, temperature] =
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await Promise.all([
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getMemory(),
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getCpu(),
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getDisk(),
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getUptime(),
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getNetwork(),
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getServices(),
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getLoadAverage(),
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getTemperature(),
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]);
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return NextResponse.json({
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timestamp: new Date().toISOString(),
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memory,
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cpu,
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disk,
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uptime,
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network,
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services,
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loadAvg,
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temperature,
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});
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} catch (error) {
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console.error("API Error:", error);
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return NextResponse.json({ error: "Internal Server Error" }, { status: 500 });
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}
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const res = await fetch('http://localhost:3001/stats');
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const data = await res.json();
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return NextResponse.json(data);
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}
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@ -10,22 +10,22 @@ export default function StatsGrid({ stats }: StatsGridProps) {
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<div className="grid grid-cols-2 md:grid-cols-4 gap-3.5 mb-11">
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<StatCard
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label="CPU"
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value={stats ? `${stats.cpu.percent}%` : "—"}
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value={stats ? `${stats.cpu.percent.toFixed(1)}%` : "—"}
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sub={stats?.cpu.model.replace(/\(R\)/g, "").replace(/\(TM\)/g, "").trim()}
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percent={stats?.cpu.percent}
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percent={stats?.cpu.percent.toFixed(1)}
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delay={0}
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/>
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<StatCard
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label="Memory"
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value={stats ? `${stats.memory.percent}%` : "—"}
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sub={stats ? `${stats.memory.used} MB / ${stats.memory.total} MB` : ""}
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value={stats ? `${(stats.memory.percent)}%` : "—"}
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sub={stats ? `${(stats.memory.used / 1000).toFixed(1)} GB / ${(stats.memory.total / 1000).toFixed(1)} GB` : ""}
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percent={stats?.memory.percent}
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delay={60}
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/>
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<StatCard
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label="Disk"
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value={stats ? `${stats.disk.percent}%` : "—"}
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sub={stats ? `${stats.disk.used} GB / ${stats.disk.total} GB` : ""}
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sub={stats ? `${(stats.disk.used / 1024).toFixed(1)} GB / ${(stats.disk.total / 1024).toFixed(0)} GB` : ""}
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percent={stats?.disk.percent}
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delay={120}
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/>
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import type { NextConfig } from "next";
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const nextConfig: NextConfig = {
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allowedDevOrigins: ['dashboard.jackmechem.dev'],
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allowedDevOrigins: ['dashboard.jackmechem.dev', 'localhost'],
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output: 'standalone',
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};
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