322 lines
11 KiB
Bash
Executable File
322 lines
11 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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IDLE_TIMEOUT="${IDLE_TIMEOUT:-1800}"
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X11VNC_FLAGS="${X11VNC_FLAGS:--wait 5 -defer 5 -threads}"
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SCREEN_GEOMETRY="${SCREEN_GEOMETRY:-1920x1080x24}"
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CHROME_WINDOW_SIZE="${CHROME_WINDOW_SIZE:-1920,1080}"
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ENABLE_HEARTBEAT="${ENABLE_HEARTBEAT:-1}"
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DISPLAY_NUM="${DISPLAY_NUM:-:1}"
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mkdir -p /opt/portal
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cp -r /usr/share/novnc/* /opt/portal/
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cat > /opt/portal/index.html <<'HTML'
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>Universal Session</title>
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<style>
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html,body,#screen{margin:0;height:100%;background:#111}
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#co{
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position:fixed;inset:0;z-index:50;background:rgba(8,14,24,.95);
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display:flex;align-items:center;justify-content:center;
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transition:opacity .5s;
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}
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#co.hidden{opacity:0;pointer-events:none}
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.co-inner{display:flex;flex-direction:column;align-items:center;gap:20px;padding:40px}
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.co-ring{
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width:64px;height:64px;border-radius:50%;
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border:4px solid rgba(220,232,245,.12);
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border-top-color:#4a9de0;
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animation:spin .9s linear infinite;
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}
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.co-title{color:#dce8f5;font:600 1.1rem/1.4 sans-serif;text-align:center;letter-spacing:.01em}
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@keyframes spin{to{transform:rotate(360deg)}}
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#status{
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position:fixed;left:12px;top:12px;z-index:60;padding:8px 12px;border-radius:8px;
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background:rgba(85,20,20,.9);border:1px solid rgba(255,130,130,.36);
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color:#ffe3e3;font:600 13px/1.25 sans-serif;max-width:min(92vw,560px);display:none;
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}
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.nav-panel{
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position:fixed;left:16px;top:64px;z-index:99;display:flex;gap:10px;
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background:linear-gradient(180deg,rgba(15,24,36,.78),rgba(9,14,22,.86));border:1px solid rgba(255,255,255,.22);backdrop-filter: blur(5px);
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box-shadow:0 10px 28px rgba(0,0,0,.36);padding:9px 10px;border-radius:14px;
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cursor:grab;user-select:none;touch-action:none
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}
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.nav-btn{
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border:1px solid rgba(255,255,255,.26);border-radius:999px;padding:9px 14px;cursor:pointer;letter-spacing:.01em;
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background:linear-gradient(180deg,#2a8cd6,#1668a6);color:#fff;font:700 13px/1 sans-serif;box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 5px 12px rgba(10,46,78,.45)
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}
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.nav-btn:hover{filter:brightness(1.08)}
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.nav-btn:active{transform:translateY(1px)}
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.nav-panel.dragging{cursor:grabbing;opacity:.85}
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</style>
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</head>
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<body>
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<div id="screen"></div>
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<div id="co">
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<div class="co-inner">
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<div class="co-ring"></div>
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<div class="co-title">Подготовка приложения...</div>
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</div>
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</div>
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<div id="status"></div>
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<div class="nav-panel">
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<button class="nav-btn" id="btn-back" type="button" title="Назад">←</button>
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<button class="nav-btn" id="btn-home" type="button" title="Главная">⌂</button>
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<button class="nav-btn" id="btn-fs" type="button" title="На весь экран">⛶</button>
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</div>
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<script type="module">
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import RFB from './core/rfb.js';
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const basePath = location.pathname.replace(/\/+$/, '');
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const wsUrl = (location.protocol === 'https:' ? 'wss://' : 'ws://') + location.host + basePath + '/websockify';
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const statusEl = document.getElementById('status');
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const coEl = document.getElementById('co');
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const XK_ALT_L = 0xffe9;
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const XK_LEFT = 0xff51;
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let rfb = null;
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let connected = false;
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let connectTimer = null;
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let reconnectTimer = null;
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let reconnectAttempts = 0;
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const MAX_RECONNECT_ATTEMPTS = 12;
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const RECONNECT_DELAYS_MS = [1000, 2000, 3000, 5000, 8000];
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let manualDisconnect = false;
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let overlayHidden = false;
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function hideOverlay() {
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if (overlayHidden) return;
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overlayHidden = true;
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coEl.classList.add('hidden');
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setTimeout(() => { coEl.style.display = 'none'; }, 520);
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}
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function showError(text) {
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statusEl.textContent = text;
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statusEl.style.display = 'block';
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}
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function hideError() { statusEl.style.display = 'none'; }
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function clearConnectTimer() {
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if (connectTimer) { clearTimeout(connectTimer); connectTimer = null; }
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}
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function clearReconnectTimer() {
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if (reconnectTimer) { clearTimeout(reconnectTimer); reconnectTimer = null; }
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}
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function reconnectDelay(n) {
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return RECONNECT_DELAYS_MS[Math.min(Math.max(n - 1, 0), RECONNECT_DELAYS_MS.length - 1)];
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}
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function scheduleConnectTimeout() {
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clearConnectTimer();
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connectTimer = setTimeout(() => {
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if (!connected && !manualDisconnect) scheduleReconnect('Нет подключения. Пробуем переподключиться...');
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}, 8000);
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}
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function scheduleReconnect(reasonText) {
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if (manualDisconnect) return;
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clearConnectTimer();
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clearReconnectTimer();
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if (reconnectAttempts >= MAX_RECONNECT_ATTEMPTS) {
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hideOverlay();
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showError('Соединение потеряно. Переподключение не удалось. Откройте сервис заново.');
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return;
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}
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const nextAttempt = reconnectAttempts + 1;
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const delayMs = reconnectDelay(nextAttempt);
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showError(`${reasonText} Повтор ${nextAttempt}/${MAX_RECONNECT_ATTEMPTS} через ${Math.ceil(delayMs/1000)} сек.`);
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reconnectTimer = setTimeout(() => {
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reconnectAttempts = nextAttempt;
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hideError();
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connectRfb();
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}, delayMs);
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}
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function attachRfb() {
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if (rfb) { try { rfb.disconnect(); } catch (e) {} }
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rfb = new RFB(document.getElementById('screen'), wsUrl);
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rfb.viewOnly = false;
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rfb.scaleViewport = true;
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rfb.resizeSession = true;
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rfb.addEventListener('connect', () => {
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connected = true;
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reconnectAttempts = 0;
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clearConnectTimer();
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clearReconnectTimer();
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hideOverlay();
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hideError();
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});
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rfb.addEventListener('disconnect', () => {
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connected = false;
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if (manualDisconnect) return;
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scheduleReconnect('Соединение потеряно.');
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});
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}
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function connectRfb() {
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if (manualDisconnect) return;
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connected = false;
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attachRfb();
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scheduleConnectTimeout();
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}
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const enableHeartbeat = (new URLSearchParams(location.search).get('hb') ?? '1') !== '0';
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const sid = new URLSearchParams(location.search).get('sid');
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const SESSION_CLOSED_URL_BASE = '/?session_closed=';
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const CLOSE_PATH = sid ? `/api/sessions/${sid}/close` : '';
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function goSessionClosed(reason = 'idle') {
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const safeReason = reason === 'limit' ? 'limit' : 'idle';
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const target = `${SESSION_CLOSED_URL_BASE}${safeReason}`;
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try {
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if (window.top && window.top !== window) {
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window.top.location.href = target;
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return;
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}
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} catch (e) {}
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window.location.href = target;
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}
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async function touch() {
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if (!sid) return;
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try {
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const res = await fetch(`/api/sessions/${sid}/touch`, {method:'POST', credentials:'include'});
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if (!res.ok) {
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let reason = 'idle';
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try {
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const payload = await res.json();
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if (payload && typeof payload.reason === 'string') {
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reason = payload.reason;
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}
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} catch (e) {}
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goSessionClosed(reason);
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}
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} catch (e) {}
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}
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let closing = false;
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async function closeSessionNow() {
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if (!CLOSE_PATH || closing) return;
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closing = true;
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manualDisconnect = true;
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clearConnectTimer();
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clearReconnectTimer();
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try {
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if (rfb) rfb.disconnect();
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} catch (e) {}
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try {
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await fetch(CLOSE_PATH, {method: 'POST', credentials: 'include', keepalive: true});
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} catch (e) {}
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}
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if (enableHeartbeat) {
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setInterval(touch, 15000);
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touch();
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window.addEventListener('pagehide', closeSessionNow);
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window.addEventListener('beforeunload', closeSessionNow);
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}
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function keyTap(keysym, code) {
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if (!rfb) return;
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rfb.sendKey(keysym, code, true);
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rfb.sendKey(keysym, code, false);
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}
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function chord(mod, key, modCode, keyCode) {
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if (!rfb) return;
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rfb.sendKey(mod, modCode, true);
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keyTap(key, keyCode);
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rfb.sendKey(mod, modCode, false);
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}
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function goHome() {
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manualDisconnect = true;
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clearConnectTimer();
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clearReconnectTimer();
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try {
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if (window.top && window.top !== window) {
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window.top.location.href = '/';
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return;
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}
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} catch (e) {}
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window.location.href = '/';
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}
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document.getElementById('btn-back').addEventListener('click', () => chord(XK_ALT_L, XK_LEFT, 'AltLeft', 'ArrowLeft'));
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document.getElementById('btn-home').addEventListener('click', goHome);
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document.getElementById('btn-fs').addEventListener('click', () => {
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if (!document.fullscreenElement) document.documentElement.requestFullscreen();
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else document.exitFullscreen();
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});
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document.addEventListener('fullscreenchange', () => {
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document.getElementById('btn-fs').textContent = document.fullscreenElement ? '✕' : '⛶';
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document.getElementById('btn-fs').title = document.fullscreenElement ? 'Выйти из полного экрана' : 'На весь экран';
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});
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document.addEventListener('contextmenu', (e) => e.preventDefault());
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(function(){
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const p = document.querySelector('.nav-panel');
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const SK = 'portal_nav_pos';
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try { const s = JSON.parse(localStorage.getItem(SK)); if(s){p.style.left=s.x+'px';p.style.top=s.y+'px';} } catch(e){}
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let ox, oy, dragged = false;
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p.addEventListener('pointerdown', e => {
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if (e.target.closest('button')) return;
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dragged = false;
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ox = e.clientX - p.getBoundingClientRect().left;
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oy = e.clientY - p.getBoundingClientRect().top;
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p.setPointerCapture(e.pointerId);
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p.classList.add('dragging');
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});
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p.addEventListener('pointermove', e => {
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if (!p.hasPointerCapture(e.pointerId)) return;
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dragged = true;
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const x = Math.max(0, Math.min(window.innerWidth - p.offsetWidth, e.clientX - ox));
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const y = Math.max(0, Math.min(window.innerHeight - p.offsetHeight, e.clientY - oy));
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p.style.left = x + 'px';
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p.style.top = y + 'px';
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});
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p.addEventListener('pointerup', () => {
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p.classList.remove('dragging');
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if (dragged) try { localStorage.setItem(SK, JSON.stringify({x: parseInt(p.style.left), y: parseInt(p.style.top)})); } catch(e){}
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});
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})();
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connectRfb();
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</script>
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</body>
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</html>
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HTML
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export DISPLAY="$DISPLAY_NUM"
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export CHROME_WINDOW_SIZE
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Xvfb "$DISPLAY_NUM" -screen 0 "$SCREEN_GEOMETRY" >/tmp/xvfb.log 2>&1 &
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fluxbox >/tmp/fluxbox.log 2>&1 &
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python3 /manager.py >/tmp/manager.log 2>&1 &
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start_x11vnc_with_retry() {
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local display_arg="$1"
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local attempt=0
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while [ "$attempt" -lt 12 ]; do
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x11vnc -display "$display_arg" -rfbport 5900 -forever -shared -nopw -noxdamage $X11VNC_FLAGS >/tmp/x11vnc.log 2>&1 &
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local pid=$!
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sleep 1
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if kill -0 "$pid" 2>/dev/null; then
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return 0
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fi
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attempt=$((attempt + 1))
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sleep 0.5
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done
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return 1
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}
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start_x11vnc_with_retry "$DISPLAY_NUM" || true
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exec websockify --verbose --idle-timeout="$IDLE_TIMEOUT" --web=/opt/portal 6080 localhost:5900
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