1// monitor.js — collecteur Écosystème Groupe KA2// Health checks HTTPS (45 s) + certificats TLS, sweep des nœuds (5 min :3// charge, RAM, disque, PM2, dernier commit), incidents, historique SQLite,4// push temps réel via le WebSocket du backend.5import https from 'node:https';6import path from 'node:path';7import { execFile } from 'node:child_process';8import { DatabaseSync } from 'node:sqlite';910// Sites du Groupe KA (source : cluster-deployments.json 2026-08-19)11export const SITES = [12 { app: 'lou-ka', label: 'Lou·Ka', domain: 'www.lou-ka.com', node: 'M3U96b', pm2: 'lou-ka-web', dir: '~/apps/lou-ka', deployed: '2026-08' },13 { app: 'immo-ka', label: 'Immo·Ka', domain: 'www.immo-ka.com', node: 'M4M64a', pm2: 'immo-ka-web', dir: '~/apps/immo-ka', deployed: '2026-08' },14 { app: 'rent-ka', label: 'Rent·Ka', domain: 'www.rent-ka.com', node: 'M4M36', pm2: 'rent-ka-web', dir: '~/apps/rent-ka', deployed: '2026-08' },15 { app: 'vrai-prix', label: 'Vrai-Prix', domain: 'www.vrai-prix.com', node: 'M3U96a', pm2: 'vrai-prix', dir: '~/apps/vrai-prix', deployed: '2026-08' },16 { app: 'valoplex', label: 'ValoPlex', domain: 'www.valoplex.com', node: 'M3U96a', pm2: 'valoplex', dir: '~/apps/valoplex', deployed: '2026-08' },17 { app: 'auto-ka', label: 'Auto·Ka', domain: 'www.auto-ka.com', node: 'M4M64b', pm2: 'auto-ka-web', dir: '~/auto-ka', deployed: '2026-08' },18 { app: 'fabri-ka', label: 'Fabri·Ka', domain: 'www.fabri-ka.com', node: 'M4M64a', pm2: 'fabri-ka-web', dir: '~/fabri-ka', deployed: '2026-08' },19 { app: 'food-ka', label: 'Food·Ka', domain: 'www.food-ka.com', node: 'M4M64b', pm2: 'food-ka-web', dir: '~/apps/food-ka', deployed: '2026-08' },20 { app: 'resto-ka', label: 'Resto·Ka', domain: 'www.resto-ka.com', node: 'M3U96b', pm2: 'resto-ka', dir: '~/apps/resto-ka', deployed: '2026-08' },21 { app: 'sorti-ka', label: 'Sorti·Ka', domain: 'www.sorti-ka.com', node: 'M3U96a', pm2: 'sorti-ka-web', dir: '~/apps/sorti-ka', deployed: '2026-08' },22 { app: 'crea-ka', label: 'Créa·Ka', domain: 'www.crea-ka.com', node: 'M3U96b', pm2: 'crea-ka-web', dir: '~/apps/crea-ka', deployed: '2026-08' },23 { app: 'job-ka', label: 'Job·Ka', domain: 'www.job-ka.com', node: 'M3U96a', pm2: 'job-ka-web', dir: '~/apps/job-ka', deployed: '2026-08' },24 { app: 'trouve-ka', label: 'Trouve·Ka', domain: 'www.trouve-ka.com', node: 'M2M32', pm2: 'tk-web', dir: '~/trouve-ka', deployed: '2026-08' },25 { app: 'groupe-ka', label: 'Groupe·Ka', domain: 'www.groupe-ka.com', node: 'M3U96b', pm2: 'groupe-ka', dir: '~/apps/groupe-ka', deployed: '2026-08' },26 { app: 'ka-stats', label: 'Ka·Stats', domain: 'www.ka-stats.com', node: 'M1M32', pm2: 'ka-stats', dir: '~/apps/ka-stats', deployed: '2026-08' },27 // Agents gardiens KA Guardian — un seul repo sur M4M36, process launchd (unit), pas de pm2 sur ce nœud28 { app: 'ka2', label: 'KA·2 Guardian', domain: 'www.ka2.bot', node: 'M4M36', unit: 'com.ka2.guardian', log: '~/cluster-projects/ka-guardian/logs/ka2.log', dir: '~/cluster-projects/ka-guardian', deployed: '2026-08' },29 { app: 'ka4', label: 'KA·4 Guardian', domain: 'www.ka4.bot', node: 'M4M36', unit: 'com.ka4.guardian', log: '~/cluster-projects/ka-guardian/logs/ka4.log', dir: '~/cluster-projects/ka-guardian', deployed: '2026-08' },30 { app: 'ka6', label: 'KA·6 Guardian', domain: 'www.ka6.bot', node: 'M4M36', unit: 'com.ka6.guardian', log: '~/cluster-projects/ka-guardian/logs/ka6.log', dir: '~/cluster-projects/ka-guardian', deployed: '2026-08' },31];3233const NODES = ['M3U96a', 'M3U96b', 'M4M64a', 'M4M64b', 'M2M32', 'M4M36', 'M1M32'];34const SELF_NODE = 'M3U96a';35const CHECK_MS = 45_000;36const SWEEP_MS = 5 * 60_000;37const SLOW_MS = 4000; // seuil "lent" (▲)38const FAILS_FOR_INCIDENT = 2; // échecs consécutifs avant incident3940let db, emit;41const consecFails = {};4243// ---------- logos des sites (favicon/apple-touch-icon, mis en cache) ----------44const ICONS = {}; // app -> { buf: Buffer, type: string }45const ICON_CANDIDATES = ['/apple-touch-icon.png', '/apple-touch-icon-precomposed.png', '/favicon.svg', '/icon.svg', '/favicon.png', '/favicon.ico'];46function fetchUrl(host, pathname) {47 return new Promise((resolve) => {48 const req = https.get({ host, path: pathname, timeout: 10_000, headers: { 'User-Agent': 'admin-ka-monitor/2.0' } }, (res) => {49 if (res.statusCode !== 200) { res.resume(); return resolve(null); }50 const ct = res.headers['content-type'] || '';51 if (!/image|svg/.test(ct)) { res.resume(); return resolve(null); }52 const chunks = [];53 let size = 0;54 res.on('data', (c) => { chunks.push(c); size += c.length; if (size > 500_000) { req.destroy(); resolve(null); } });55 res.on('end', () => resolve({ buf: Buffer.concat(chunks), type: ct.split(';')[0] }));56 });57 req.on('timeout', () => req.destroy());58 req.on('error', () => resolve(null));59 });60}61async function fetchIconFor(site) {62 // 1) essaie les chemins standards ; 2) sinon parse le HTML pour <link rel=icon>63 for (const cand of ICON_CANDIDATES) {64 const r = await fetchUrl(site.domain, cand);65 if (r) { ICONS[site.app] = r; return; }66 }67 const html = await new Promise((resolve) => {68 https.get({ host: site.domain, path: '/', timeout: 10_000, headers: { 'User-Agent': 'admin-ka-monitor/2.0' } }, (res) => {69 let d = ''; res.on('data', (c) => { d += c; if (d.length > 200_000) res.destroy(); }); res.on('end', () => resolve(d));70 }).on('error', () => resolve('')).on('timeout', function () { this.destroy(); resolve(''); });71 });72 const m = html.match(/<link[^>]+rel=["'][^"']*(?:apple-touch-icon|icon)[^"']*["'][^>]*href=["']([^"']+)["']/i)73 || html.match(/<link[^>]+href=["']([^"']+)["'][^>]*rel=["'][^"']*icon[^"']*["']/i);74 if (m) {75 let href = m[1];76 let pathname = href.startsWith('http') ? new URL(href).pathname : (href.startsWith('/') ? href : '/' + href);77 const r = await fetchUrl(site.domain, pathname);78 if (r) ICONS[site.app] = r;79 }80}81async function fetchAllIcons() {82 await Promise.all(SITES.map(s => fetchIconFor(s).catch(() => {})));83 emit({ type: 'eco', kind: 'icons', ts: Date.now() });84}85export function getIcon(app) { return ICONS[app] || null; }8687export function startMonitor({ dataDir, onEvent }) {88 emit = onEvent || (() => {});89 db = new DatabaseSync(path.join(dataDir, 'eco.sqlite'));90 db.exec(`91 CREATE TABLE IF NOT EXISTS checks(site TEXT, ts INTEGER, ms INTEGER, code INTEGER, ok INTEGER, err TEXT);92 CREATE INDEX IF NOT EXISTS idx_checks ON checks(site, ts);`);93 try { db.exec('ALTER TABLE checks ADD COLUMN bytes INTEGER DEFAULT 0'); } catch {}94 db.exec(`95 CREATE TABLE IF NOT EXISTS incidents(id INTEGER PRIMARY KEY AUTOINCREMENT, site TEXT, started INTEGER, ended INTEGER, reason TEXT);96 CREATE TABLE IF NOT EXISTS cert(site TEXT PRIMARY KEY, expires INTEGER, issuer TEXT, checked INTEGER);97 CREATE TABLE IF NOT EXISTS nodestats(node TEXT, ts INTEGER, load1 REAL, mem_used INTEGER, mem_total INTEGER, disk_pct INTEGER);98 CREATE INDEX IF NOT EXISTS idx_nodestats ON nodestats(node, ts);99 CREATE TABLE IF NOT EXISTS appstats(app TEXT, ts INTEGER, cpu REAL, mem INTEGER, status TEXT, restarts INTEGER, last_commit INTEGER);100 CREATE INDEX IF NOT EXISTS idx_appstats ON appstats(app, ts);101 `);102 checkAll();103 sweepNodes();104 fetchAllIcons();105 setInterval(checkAll, CHECK_MS);106 setInterval(sweepNodes, SWEEP_MS);107 setInterval(fetchAllIcons, 7 * 24 * 3600_000);108 setInterval(cleanup, 6 * 3600_000);109}110111// ---------- health checks ----------112function checkOne(site) {113 return new Promise((resolve) => {114 const t0 = Date.now();115 const req = https.get({ host: site.domain, path: '/', timeout: 12_000, headers: { 'User-Agent': 'admin-ka-monitor/2.0' } }, (res) => {116 const ms = Date.now() - t0; // ≈ TTFB (réponse reçue avant le corps)117 const cert = res.socket.getPeerCertificate?.();118 if (cert && cert.valid_to) {119 db.prepare('INSERT INTO cert(site,expires,issuer,checked) VALUES(?,?,?,?) ON CONFLICT(site) DO UPDATE SET expires=excluded.expires,issuer=excluded.issuer,checked=excluded.checked')120 .run(site.app, Date.parse(cert.valid_to), cert.issuer?.O || cert.issuer?.CN || '', Date.now());121 }122 const bytes = Number(res.headers['content-length'] || 0);123 res.resume();124 resolve({ site: site.app, ts: Date.now(), ms, code: res.statusCode, ok: res.statusCode >= 200 && res.statusCode < 400 ? 1 : 0, err: null, bytes });125 });126 req.on('timeout', () => { req.destroy(new Error('timeout')); });127 req.on('error', (e) => resolve({ site: site.app, ts: Date.now(), ms: Date.now() - t0, code: 0, ok: 0, err: e.message.slice(0, 120), bytes: 0 }));128 });129}130131async function checkAll() {132 const results = await Promise.all(SITES.map(checkOne));133 const ins = db.prepare('INSERT INTO checks(site,ts,ms,code,ok,err,bytes) VALUES(?,?,?,?,?,?,?)');134 for (const r of results) {135 ins.run(r.site, r.ts, r.ms, r.code, r.ok, r.err, r.bytes || 0);136 handleIncident(r);137 }138 emit({ type: 'eco', kind: 'checks', items: results });139}140141function handleIncident(r) {142 const open = db.prepare('SELECT id FROM incidents WHERE site=? AND ended IS NULL').get(r.site);143 if (!r.ok) {144 consecFails[r.site] = (consecFails[r.site] || 0) + 1;145 if (consecFails[r.site] >= FAILS_FOR_INCIDENT && !open) {146 db.prepare('INSERT INTO incidents(site,started,reason) VALUES(?,?,?)')147 .run(r.site, r.ts, r.err || `HTTP ${r.code}`);148 emit({ type: 'eco_alert', kind: 'down', site: r.site, reason: r.err || `HTTP ${r.code}`, ts: r.ts });149 }150 } else {151 consecFails[r.site] = 0;152 if (open) {153 db.prepare('UPDATE incidents SET ended=? WHERE id=?').run(r.ts, open.id);154 emit({ type: 'eco_alert', kind: 'up', site: r.site, ts: r.ts });155 }156 }157}158159// ---------- sweep des nœuds (charge, RAM, disque, PM2, dernier commit) ----------160function sweepNode(node) {161 return new Promise((resolve) => {162 const gitCmds = SITES.filter(s => s.node === node)163 .map(s => `echo "GIT ${s.app} $(git -C ${s.dir} log -1 --format=%ct 2>/dev/null || echo 0)"`).join('; ');164 // sites sous launchd (KA Guardian) : PID + cpu/rss via ps165 const lchCmds = SITES.filter(s => s.node === node && s.unit)166 .map(s => `pid=$(launchctl list | awk '$3=="${s.unit}"{print $1}'); [ -z "$pid" ] && pid=-; echo "LCH ${s.app} $pid $(ps -o %cpu=,rss= -p $pid 2>/dev/null | tr -s ' ')"`).join('; ');167 const script = `export PATH=/opt/homebrew/bin:/usr/local/bin:$PATH168echo "LOAD $(sysctl -n vm.loadavg 2>/dev/null)"169echo "MEMTOTAL $(sysctl -n hw.memsize 2>/dev/null)"170echo "PAGESIZE $(sysctl -n hw.pagesize 2>/dev/null)"171vm_stat 2>/dev/null | egrep "active|wired|occupied" | tr -d '.'172echo "DISK $(df -k / | tail -1 | awk '{print $5}' | tr -d '%')"173echo "PM2JSON $(pm2 jlist 2>/dev/null | tail -1)"174${lchCmds}175${gitCmds}`;176 const args = node === SELF_NODE177 ? ['-c', script]178 : ['-o', 'BatchMode=yes', '-o', 'ConnectTimeout=12', node, script];179 const bin = node === SELF_NODE ? '/bin/bash' : 'ssh';180 execFile(bin, args, { timeout: 45_000, maxBuffer: 8 * 1024 * 1024, env: { ...process.env, PATH: '/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin' } }, (err, stdout) => {181 if (err && !stdout) return resolve(null);182 try { parseSweep(node, stdout); } catch {}183 resolve(null);184 });185 });186}187188function parseSweep(node, out) {189 const ts = Date.now();190 const load = out.match(/^LOAD \{?\s*([\d.]+)/m);191 const memTotal = Number(out.match(/^MEMTOTAL (\d+)/m)?.[1] || 0);192 const pageSize = Number(out.match(/^PAGESIZE (\d+)/m)?.[1] || 16384);193 let pages = 0;194 for (const m of out.matchAll(/Pages (?:active|wired down|occupied by compressor):\s+(\d+)/g)) pages += Number(m[1]);195 const memUsed = pages * pageSize;196 const disk = Number(out.match(/^DISK (\d+)/m)?.[1] || 0);197 db.prepare('INSERT INTO nodestats(node,ts,load1,mem_used,mem_total,disk_pct) VALUES(?,?,?,?,?,?)')198 .run(node, ts, load ? Number(load[1]) : 0, memUsed, memTotal, disk);199200 const commits = {};201 for (const m of out.matchAll(/^GIT (\S+) (\d+)/gm)) commits[m[1]] = Number(m[2]) * 1000;202203 const pm2raw = out.match(/^PM2JSON (\[.*\])\s*$/m);204 let list = [];205 if (pm2raw) { try { list = JSON.parse(pm2raw[1]); } catch {} }206 // sites launchd : "LCH <app> <pid|-> [<%cpu> <rss Ko>]"207 const lch = {};208 for (const m of out.matchAll(/^LCH (\S+) (\S+) ?([\d.]+)? ?(\d+)?/gm)) {209 lch[m[1]] = { pid: m[2], cpu: Number(m[3] || 0), rss: Number(m[4] || 0) };210 }211 const ins = db.prepare('INSERT INTO appstats(app,ts,cpu,mem,status,restarts,last_commit) VALUES(?,?,?,?,?,?,?)');212 for (const site of SITES.filter(s => s.node === node)) {213 if (site.unit) {214 const l = lch[site.app];215 const up = l && l.pid !== '-' && /^\d+$/.test(l.pid);216 ins.run(site.app, ts, l ? l.cpu : 0, l ? l.rss * 1024 : 0,217 l ? (up ? 'online' : 'arrêté') : 'inconnu', 0, commits[site.app] || 0);218 } else if (pm2raw) {219 const p = list.find(x => x.name === site.pm2) || list.find(x => (x.name || '').startsWith(site.app));220 ins.run(site.app, ts,221 p ? (p.monit?.cpu ?? 0) : 0,222 p ? (p.monit?.memory ?? 0) : 0,223 p ? (p.pm2_env?.status || 'inconnu') : 'introuvable',224 p ? (p.pm2_env?.restart_time ?? 0) : 0,225 commits[site.app] || 0);226 } else {227 ins.run(site.app, ts, 0, 0, 'inconnu', 0, commits[site.app] || 0);228 }229 }230}231232async function sweepNodes() {233 await Promise.all(NODES.map(sweepNode));234 emit({ type: 'eco', kind: 'sweep', ts: Date.now() });235}236237function cleanup() {238 const cut = Date.now() - 35 * 24 * 3600_000;239 db.prepare('DELETE FROM checks WHERE ts < ?').run(cut);240 db.prepare('DELETE FROM nodestats WHERE ts < ?').run(cut);241 db.prepare('DELETE FROM appstats WHERE ts < ?').run(cut);242}243244// ---------- requêtes ----------245function uptime(site, sinceMs) {246 const r = db.prepare('SELECT COUNT(*) n, SUM(ok) up FROM checks WHERE site=? AND ts>?').get(site, Date.now() - sinceMs);247 return r.n ? Math.round((r.up / r.n) * 1000) / 10 : null;248}249function pct(sorted, p) {250 if (!sorted.length) return null;251 return sorted[Math.min(sorted.length - 1, Math.floor(sorted.length * p))];252}253function p95(site, sinceMs) {254 const rows = db.prepare('SELECT ms FROM checks WHERE site=? AND ts>? AND ok=1 ORDER BY ms').all(site, Date.now() - sinceMs);255 return pct(rows.map(r => r.ms), 0.95);256}257// paquet de latence : min/p50/p90/p95/p99/max/avg sur une fenêtre258function latencyStats(site, sinceMs) {259 const rows = db.prepare('SELECT ms FROM checks WHERE site=? AND ts>? AND ok=1 ORDER BY ms').all(site, Date.now() - sinceMs).map(r => r.ms);260 if (!rows.length) return { min: null, p50: null, p90: null, p95: null, p99: null, max: null, avg: null, n: 0 };261 const sum = rows.reduce((a, b) => a + b, 0);262 return { min: rows[0], p50: pct(rows, 0.5), p90: pct(rows, 0.9), p95: pct(rows, 0.95), p99: pct(rows, 0.99), max: rows[rows.length - 1], avg: Math.round(sum / rows.length), n: rows.length };263}264// distribution des codes HTTP sur 24h265function statusDist(site, sinceMs) {266 const rows = db.prepare('SELECT code, COUNT(*) n FROM checks WHERE site=? AND ts>? GROUP BY code').all(site, Date.now() - sinceMs);267 const d = { '2xx': 0, '3xx': 0, '4xx': 0, '5xx': 0, err: 0 };268 for (const r of rows) {269 if (!r.code) d.err += r.n;270 else if (r.code < 300) d['2xx'] += r.n;271 else if (r.code < 400) d['3xx'] += r.n;272 else if (r.code < 500) d['4xx'] += r.n;273 else d['5xx'] += r.n;274 }275 return d;276}277// tendance latence : moyenne dernière heure vs 24h (pour flèche ↑/↓)278function latencyTrend(site) {279 const now = Date.now();280 const h = db.prepare('SELECT AVG(ms) a FROM checks WHERE site=? AND ok=1 AND ts>?').get(site, now - 3600_000)?.a;281 const d = db.prepare('SELECT AVG(ms) a FROM checks WHERE site=? AND ok=1 AND ts>?').get(site, now - 24 * 3600_000)?.a;282 if (!h || !d) return null;283 return Math.round((h - d) / d * 100); // % (négatif = plus rapide)284}285function checkCounts(site, sinceMs) {286 const r = db.prepare('SELECT COUNT(*) n, SUM(ok) up, AVG(bytes) b FROM checks WHERE site=? AND ts>?').get(site, Date.now() - sinceMs);287 return { total: r.n || 0, ok: r.up || 0, fail: (r.n || 0) - (r.up || 0), avgBytes: r.b ? Math.round(r.b) : 0 };288}289// incidents + MTTR (temps moyen de rétablissement) sur 30 j290function incidentStats(site) {291 const rows = db.prepare('SELECT started, ended FROM incidents WHERE site=? AND started>?').all(site, Date.now() - 30 * 24 * 3600_000);292 const closed = rows.filter(r => r.ended);293 const mttr = closed.length ? Math.round(closed.reduce((a, r) => a + (r.ended - r.started), 0) / closed.length / 60000) : null;294 const longest = rows.length ? Math.round(Math.max(...rows.map(r => (r.ended || Date.now()) - r.started)) / 60000) : 0;295 return { count30: rows.length, open: rows.some(r => !r.ended), mttrMin: mttr, longestMin: longest };296}297298export function ecoSummary() {299 const out = [];300 for (const s of SITES) {301 const last = db.prepare('SELECT ts,ms,code,ok,err FROM checks WHERE site=? ORDER BY ts DESC LIMIT 1').get(s.app);302 const spark = db.prepare('SELECT ts,ms,ok FROM checks WHERE site=? ORDER BY ts DESC LIMIT 40').all(s.app).reverse();303 const avg = db.prepare('SELECT AVG(ms) a FROM checks WHERE site=? AND ok=1 AND ts>?').get(s.app, Date.now() - 24 * 3600_000);304 const cert = db.prepare('SELECT expires FROM cert WHERE site=?').get(s.app);305 const inc = db.prepare('SELECT started,reason FROM incidents WHERE site=? AND ended IS NULL').get(s.app);306 const stat = db.prepare('SELECT cpu,mem,status,restarts,last_commit,ts FROM appstats WHERE app=? ORDER BY ts DESC LIMIT 1').get(s.app);307 const nodeStat = db.prepare('SELECT load1,mem_used,mem_total,disk_pct,ts FROM nodestats WHERE node=? ORDER BY ts DESC LIMIT 1').get(s.node);308 const lat = latencyStats(s.app, 24 * 3600_000);309 const cnt = checkCounts(s.app, 24 * 3600_000);310 out.push({311 app: s.app, label: s.label, domain: s.domain, node: s.node,312 last, spark,313 uptime24: uptime(s.app, 24 * 3600_000),314 uptime7: uptime(s.app, 7 * 24 * 3600_000),315 uptime30: uptime(s.app, 30 * 24 * 3600_000),316 avg24: lat.avg,317 p50_24: lat.p50, p95_24: lat.p95, p99_24: lat.p99, min24: lat.min, max24: lat.max,318 checks24: cnt.total, fails24: cnt.fail, avgBytes24: cnt.avgBytes,319 trend: latencyTrend(s.app),320 status24: statusDist(s.app, 24 * 3600_000),321 incidents30: incidentStats(s.app),322 certExpires: cert?.expires || null,323 incident: inc || null,324 proc: stat || null,325 nodeStat: nodeStat || null,326 });327 }328 // agrégats globaux pour le command center329 const upNow = out.filter(x => x.last && x.last.ok).length;330 const okLat = out.filter(x => x.last?.ok).map(x => x.last.ms);331 const totalChecks = out.reduce((a, x) => a + (x.checks24 || 0), 0);332 const totalFails = out.reduce((a, x) => a + (x.fails24 || 0), 0);333 const upts = out.map(x => x.uptime24).filter(v => v != null);334 return {335 sites: out, ts: Date.now(),336 global: {337 up: upNow, total: out.length, down: out.length - upNow,338 avgLatency: okLat.length ? Math.round(okLat.reduce((a, b) => a + b, 0) / okLat.length) : 0,339 worstLatency: okLat.length ? Math.max(...okLat) : 0,340 uptime24: upts.length ? Math.round(upts.reduce((a, b) => a + b, 0) / upts.length * 10) / 10 : null,341 checks24: totalChecks, fails24: totalFails,342 openIncidents: out.filter(x => x.incident).length,343 },344 };345}346347export function ecoSite(app) {348 const s = SITES.find(x => x.app === app);349 if (!s) return null;350 const since = Date.now() - 24 * 3600_000;351 // ~200 seaux sur 24 h pour le graphique352 const bucket = Math.ceil((24 * 3600_000) / 200);353 const series = db.prepare(`354 SELECT (ts/${bucket})*${bucket} AS t, AVG(ms) ms, MIN(ok) ok, COUNT(*) n355 FROM checks WHERE site=? AND ts>? GROUP BY t ORDER BY t`).all(app, since);356 const incidents = db.prepare('SELECT started,ended,reason FROM incidents WHERE site=? AND started>? ORDER BY started DESC LIMIT 30')357 .all(app, Date.now() - 30 * 24 * 3600_000);358 const errors = db.prepare('SELECT ts,code,err,ms FROM checks WHERE site=? AND ok=0 ORDER BY ts DESC LIMIT 20').all(app);359 // uptime + latence quotidiens 14 jours360 const days = [];361 for (let i = 13; i >= 0; i--) {362 const d0 = new Date(); d0.setHours(0, 0, 0, 0);363 const start = d0.getTime() - i * 24 * 3600_000;364 const r = db.prepare('SELECT COUNT(*) n, SUM(ok) up, AVG(CASE WHEN ok=1 THEN ms END) a FROM checks WHERE site=? AND ts>=? AND ts<?').get(app, start, start + 24 * 3600_000);365 days.push({ day: start, uptime: r.n ? Math.round((r.up / r.n) * 1000) / 10 : null, avgMs: r.a ? Math.round(r.a) : null });366 }367 return {368 app, label: s.label, domain: s.domain, node: s.node, dir: s.dir,369 series, incidents, errors, days,370 lat24: latencyStats(app, 24 * 3600_000),371 lat7: latencyStats(app, 7 * 24 * 3600_000),372 status24: statusDist(app, 24 * 3600_000),373 counts24: checkCounts(app, 24 * 3600_000),374 counts7: checkCounts(app, 7 * 24 * 3600_000),375 incidentStats: incidentStats(app),376 trend: latencyTrend(app),377 };378}379380export function ecoIncidents() {381 return db.prepare(`SELECT site,started,ended,reason FROM incidents ORDER BY started DESC LIMIT 50`).all();382}383384export function ecoNodes() {385 const out = [];386 for (const node of NODES) {387 const last = db.prepare('SELECT ts,load1,mem_used,mem_total,disk_pct FROM nodestats WHERE node=? ORDER BY ts DESC LIMIT 1').get(node);388 const hist = db.prepare('SELECT ts,load1,mem_used,mem_total FROM nodestats WHERE node=? AND ts>? ORDER BY ts').all(node, Date.now() - 24 * 3600_000);389 const apps = SITES.filter(s => s.node === node).map(s => {390 const p = db.prepare('SELECT cpu,mem,status,restarts FROM appstats WHERE app=? ORDER BY ts DESC LIMIT 1').get(s.app);391 return { app: s.app, label: s.label, ...p };392 });393 out.push({ node, last: last || null, hist, apps });394 }395 return { nodes: out, ts: Date.now() };396}397