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Resilience : ecran pause, reconnexion WS auto, watchdog systemd, WiFi monitor

Browse Source 
- WebSocket : reconnexion avec backoff exponentiel au lieu de reload page
- Ecran pause avec tasse de cafe quand le backend est injoignable
- Endpoint /api/health pour monitoring externe
- Watchdog systemd (sd_notify READY=1 + WATCHDOG=1 toutes les 10s)
- Service systemd durci (Type=notify, WatchdogSec=30, KillMode, limites)
- WiFi watchdog : script + timer systemd, verifie la gateway toutes les 60s
- Destinations : fallback url_tunnel (WireGuard) en priorite

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jules
2026-06-26 19:16:39 +02:00
parent 48f54ab70a
commit 4e431507fc
10 changed files with 273 additions and 99 deletions
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65
frontend/js/camera.js
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@@ -48,13 +48,19 @@ function lancerPreview() {
if (previewActif) return;
previewActif = true;
afficherErreurPreview(false);
// Flou le temps que la 1ere frame fraiche arrive (le miroir DSLR doit remonter
// apres la capture precedente) : evite l'impression d'image figee sur l'ancienne photo.
document.getElementById('img-preview')?.classList.add('preview-chargement');
wsEnvoyer({ type: 'preview_start' });
resetPreviewTimeout();
}
function demarrerEclairageLive() {
if (!previewActif) {
previewActif = true;
wsEnvoyer({ type: 'preview_start' });
resetPreviewTimeout();
}
}
function arreterPreview() {
if (!previewActif) return;
previewActif = false;
@@ -81,6 +87,10 @@ wsOnMessage('preview', (msg) => {
};
img.src = msg.image;
}
const adminPrev = document.getElementById('eclairage-preview');
if (adminPrev && document.getElementById('panneau-eclairage')?.classList.contains('actif')) {
adminPrev.src = msg.image;
}
afficherErreurPreview(false);
resetPreviewTimeout();
});
@@ -175,33 +185,32 @@ wsOnMessage('camera_ok', () => {
wsOnMessage('eclairage', (msg) => {
if (captureEnCours) return;
let el = document.getElementById('indicateur-eclairage');
if (!el) {
el = document.createElement('div');
el.id = 'indicateur-eclairage';
el.style.cssText = 'position:fixed;top:12px;left:12px;padding:8px 16px;border-radius:12px;font-size:.9rem;font-weight:600;z-index:90;transition:all .3s;pointer-events:none;display:flex;align-items:center;gap:8px;';
document.body.appendChild(el);
// Admin panel eclairage
const scoreBox = document.getElementById('eclairage-score-box');
const actionEl = document.getElementById('eclairage-action');
const visagesEl = document.getElementById('eclairage-visages');
if (scoreBox) {
const score = msg.score >= 0 ? msg.score : '--';
scoreBox.textContent = score;
if (msg.action === 'allumer') {
scoreBox.style.background = '#dc2626'; scoreBox.style.color = '#fff';
actionEl.textContent = 'ALLUMER LA LUMIERE';
actionEl.style.color = '#f87171';
} else if (msg.action === 'attention') {
scoreBox.style.background = '#d97706'; scoreBox.style.color = '#fff';
actionEl.textContent = 'Eclairage faible';
actionEl.style.color = '#fbbf24';
} else if (msg.action === 'ok') {
scoreBox.style.background = '#16a34a'; scoreBox.style.color = '#fff';
actionEl.textContent = 'Eclairage OK';
actionEl.style.color = '#4ade80';
} else {
scoreBox.style.background = '#222'; scoreBox.style.color = '#888';
actionEl.textContent = 'Aucun visage';
actionEl.style.color = '#888';
}
visagesEl.textContent = msg.visages > 0 ? msg.visages + ' visage' + (msg.visages > 1 ? 's' : '') + ' detecte' + (msg.visages > 1 ? 's' : '') : '';
}
const score = msg.score >= 0 ? msg.score : '?';
const faces = msg.visages || 0;
if (msg.action === 'allumer') {
el.style.background = 'rgba(239,68,68,.9)';
el.style.color = '#fff';
el.innerHTML = `☀️ ALLUMER <span style="opacity:.7;font-size:.8rem">${score}/100 · ${faces} visage${faces > 1 ? 's' : ''}</span>`;
} else if (msg.action === 'attention') {
el.style.background = 'rgba(245,158,11,.85)';
el.style.color = '#fff';
el.innerHTML = `⚠️ Faible <span style="opacity:.7;font-size:.8rem">${score}/100 · ${faces} visage${faces > 1 ? 's' : ''}</span>`;
} else if (msg.action === 'ok') {
el.style.background = 'rgba(34,197,94,.7)';
el.style.color = '#fff';
el.innerHTML = `✓ <span style="opacity:.7;font-size:.8rem">${score}/100 · ${faces} visage${faces > 1 ? 's' : ''}</span>`;
} else if (msg.action === 'no_face') {
el.style.background = 'rgba(100,100,120,.6)';
el.style.color = '#ccc';
el.innerHTML = `<span style="font-size:.8rem">Aucun visage</span>`;
}
el.style.display = '';
});
// --- Capture ---