JianMiauandClaude Fable 5
6bc6a8758d
摘要： 網頁版排程與程序管理面板（macOS 原版），操作系統 crontab 並整合 PM2、Node.js 程序、Docker 與 log 檢視。 說明： - Crontab 頁籤直接讀寫系統 crontab，任務由系統 cron 執行 - 監聽 port 以 lsof 偵測、程序清單用 ps aux、結束程序用 kill - 附 README 說明安裝、PM2 常駐與運作方式 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
425 lines
16 KiB
JavaScript
425 lines
16 KiB
JavaScript
const express = require('express');
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const { exec } = require('child_process');
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const path = require('path');
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const fs = require('fs');
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const app = express();
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const PORT = process.env.PORT || 3789;
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app.use(express.json());
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app.use(express.static(path.join(__dirname, 'public')));
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// ── 判斷是否為 cron 格式 ──────────────────────────────────
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function isCronFormat(content) {
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if (!content) return false;
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if (content.startsWith('@')) return /^@\w+\s+\S/.test(content);
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return /^[\d\*\/\-,]+\s+[\d\*\/\-,]+\s+[\d\*\/\-,]+\s+[\d\*\/\-,]+\s+[\d\*\/\-,]+\s+\S/.test(content);
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}
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// ── 解析 crontab 文字 ─────────────────────────────────────
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function parseCrontab(raw) {
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const lines = raw.split('\n');
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const labelLineSet = new Set(); // 屬於某個 cron 任務的 label 行
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// 第一輪：標記所有緊接在 cron 行前面的連續 comment 行
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for (let i = 0; i < lines.length; i++) {
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const trimmed = lines[i].trim();
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if (!trimmed) continue;
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const disabled = trimmed.startsWith('#');
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const content = disabled ? trimmed.replace(/^#+\s*/, '').trim() : trimmed;
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if (!isCronFormat(content)) continue;
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// 往前找所有連續的 comment 行（中間沒有空行）
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let j = i - 1;
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while (j >= 0) {
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const t = lines[j].trim();
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if (!t) break; // 空行就停
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if (t.startsWith('#') && !isCronFormat(t.replace(/^#+\s*/, '').trim())) {
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labelLineSet.add(j);
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j--;
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} else {
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break;
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}
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}
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}
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// 第二輪：建立 entries
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const entries = [];
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for (let i = 0; i < lines.length; i++) {
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const line = lines[i];
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const trimmed = line.trim();
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if (!trimmed) continue;
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if (labelLineSet.has(i)) continue; // label 行由 cron entry 帶走
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const disabled = trimmed.startsWith('#');
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const content = disabled ? trimmed.replace(/^#+\s*/, '').trim() : trimmed;
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if (isCronFormat(content)) {
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const entry = parseCronLine(i, line, content, disabled);
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// 收集緊接在上方的 label 行（由小到大排列）
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const labelIndices = [];
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let j = i - 1;
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while (j >= 0 && labelLineSet.has(j)) {
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labelIndices.unshift(j);
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j--;
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}
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if (labelIndices.length > 0) {
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entry.label = labelIndices
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.map(idx => lines[idx].trim().replace(/^#+\s*/, ''))
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.join('\n');
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entry.labelIndices = labelIndices;
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}
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entries.push(entry);
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} else {
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entries.push({ index: i, type: 'comment', raw: line, text: trimmed });
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}
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}
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return entries;
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}
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function parseCronLine(index, raw, content, disabled) {
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let schedule, command, scheduleDesc;
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if (content.startsWith('@')) {
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const spaceIdx = content.indexOf(' ');
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schedule = content.slice(0, spaceIdx);
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command = content.slice(spaceIdx + 1).trim();
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const macros = {
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'@reboot': '開機時執行', '@yearly': '每年', '@annually': '每年',
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'@monthly': '每月1日', '@weekly': '每週日', '@daily': '每天',
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'@midnight': '每天', '@hourly': '每小時',
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};
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scheduleDesc = macros[schedule] || schedule;
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} else {
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const parts = content.split(/\s+/);
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const [min, hour, day, month, weekday, ...rest] = parts;
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schedule = `${min} ${hour} ${day} ${month} ${weekday}`;
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command = rest.join(' ');
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scheduleDesc = describeSchedule(min, hour, day, month, weekday);
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}
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return { index, type: 'cron', raw, schedule, command, scheduleDesc, disabled, label: '', labelIndices: [] };
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}
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function describeSchedule(min, hour, day, month, weekday) {
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const wd = ['日', '一', '二', '三', '四', '五', '六'];
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const parts = [];
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if (weekday !== '*') {
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parts.push(`每週${weekday.split(',').map(n => wd[parseInt(n)] || n).join('、')}`);
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} else if (day !== '*') {
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parts.push(`每月 ${day} 日`);
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} else {
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parts.push('每天');
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}
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if (hour !== '*' && min !== '*') parts.push(`${hour}:${String(min).padStart(2, '0')}`);
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else if (hour !== '*') parts.push(`${hour} 時`);
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else if (min !== '*') parts.push(`每小時第 ${min} 分`);
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if (month !== '*') parts.unshift(`${month} 月`);
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return parts.join(' ');
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}
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// ── 工具 ─────────────────────────────────────────────────
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function getCrontabLines(cb) {
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exec('crontab -l 2>/dev/null || echo ""', (err, stdout) => {
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cb((stdout || '').split('\n'));
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});
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}
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function applyLines(lines, res) {
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const content = lines.join('\n');
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console.log('[applyLines] writing crontab:');
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lines.forEach((l, i) => console.log(` [${i}] ${JSON.stringify(l)}`));
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try {
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const tmpFile = `/tmp/crontab_ui_${Date.now()}.txt`;
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fs.writeFileSync(tmpFile, content);
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const result = require('child_process').execSync(`crontab ${tmpFile} 2>&1`).toString();
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fs.unlinkSync(tmpFile);
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res.json({ success: true });
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} catch (e) {
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// 讀出檔案內容給 error message
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const tmpFiles = require('child_process')
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.execSync('ls /tmp/crontab_ui_*.txt 2>/dev/null || echo ""')
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.toString().trim().split('\n').filter(Boolean);
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let fileContent = '';
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try {
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if (tmpFiles.length > 0) fileContent = fs.readFileSync(tmpFiles[tmpFiles.length - 1], 'utf-8');
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} catch {}
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console.error('[applyLines] error:', e.message);
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if (fileContent) console.error('[applyLines] file content:\n' + fileContent);
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res.status(500).json({ error: e.message, fileContent });
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}
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}
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// label 文字 → 陣列的 # 行
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function labelToLines(label) {
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if (!label || !label.trim()) return [];
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return label.split('\n').filter(l => l.trim()).map(l => `# ${l.trim()}`);
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}
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// ── GET /api/crontab ──────────────────────────────────────
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app.get('/api/crontab', (req, res) => {
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exec('crontab -l 2>/dev/null || echo ""', (err, stdout) => {
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const raw = stdout || '';
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res.json({ raw, entries: parseCrontab(raw) });
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});
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});
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// ── POST /api/crontab/toggle ──────────────────────────────
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app.post('/api/crontab/toggle', (req, res) => {
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const { index } = req.body;
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if (index === undefined) return res.status(400).json({ error: 'index required' });
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getCrontabLines((lines) => {
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if (index < 0 || index >= lines.length) return res.status(404).json({ error: 'not found' });
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const t = lines[index].trim();
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lines[index] = t.startsWith('#') ? t.replace(/^#+\s*/, '') : '# ' + lines[index];
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applyLines(lines, res);
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});
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});
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// ── DELETE /api/crontab/:index ────────────────────────────
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// body: { labelIndices?: number[] }
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app.delete('/api/crontab/:index', (req, res) => {
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const cronIndex = parseInt(req.params.index);
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const labelIndices = req.body?.labelIndices || [];
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getCrontabLines((lines) => {
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if (isNaN(cronIndex) || cronIndex < 0 || cronIndex >= lines.length)
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return res.status(404).json({ error: 'not found' });
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const toDelete = [...labelIndices, cronIndex].sort((a, b) => b - a);
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toDelete.forEach(idx => { if (idx >= 0 && idx < lines.length) lines.splice(idx, 1); });
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applyLines(lines, res);
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});
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});
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// ── PUT /api/crontab/:index ───────────────────────────────
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// body: { schedule, command, label, labelIndices?: number[] }
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app.put('/api/crontab/:index', (req, res) => {
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const cronIndex = parseInt(req.params.index);
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const { schedule, command, label, labelIndices = [] } = req.body;
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console.log('[PUT] index=%d schedule=%j command=%j label=%j labelIndices=%j',
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cronIndex, schedule, command, label, labelIndices);
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if (!schedule || !command) return res.status(400).json({ error: 'schedule and command required' });
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getCrontabLines((lines) => {
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if (isNaN(cronIndex) || cronIndex < 0 || cronIndex >= lines.length)
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return res.status(404).json({ error: 'not found' });
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const wasDisabled = lines[cronIndex].trim().startsWith('#');
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const newCronLine = wasDisabled ? `# ${schedule} ${command}` : `${schedule} ${command}`;
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// 所有要移除的行（倒序）
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const allRemove = [...labelIndices, cronIndex].sort((a, b) => b - a);
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const insertAt = Math.min(...allRemove);
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allRemove.forEach(idx => lines.splice(idx, 1));
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// 重建：新 label 行 + cron 行
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const newLines = [...labelToLines(label), newCronLine];
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lines.splice(insertAt, 0, ...newLines);
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applyLines(lines, res);
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});
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});
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// ── POST /api/crontab/add ─────────────────────────────────
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// body: { schedule, command, label? }
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app.post('/api/crontab/add', (req, res) => {
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const { schedule, command, label } = req.body;
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if (!schedule || !command) return res.status(400).json({ error: 'schedule and command required' });
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getCrontabLines((lines) => {
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while (lines.length && !lines[lines.length - 1].trim()) lines.pop();
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labelToLines(label).forEach(l => lines.push(l));
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lines.push(`${schedule} ${command}`);
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lines.push('');
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applyLines(lines, res);
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});
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});
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// ── GET /api/pm2 ─────────────────────────────────────────
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app.get('/api/pm2', (req, res) => {
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exec('pm2 jlist 2>/dev/null', (err, stdout) => {
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if (err) return res.json({ processes: [], error: err.message });
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try {
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const list = JSON.parse(stdout || '[]');
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const processes = list.map(p => ({
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id: p.pm_id,
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name: p.name,
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status: p.pm2_env?.status || 'unknown',
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pid: p.pid,
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cpu: p.monit?.cpu ?? '-',
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memory: p.monit?.memory ?? 0,
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restarts: p.pm2_env?.restart_time ?? 0,
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uptime: p.pm2_env?.pm_uptime ?? null,
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mode: p.pm2_env?.exec_mode || 'fork',
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script: p.pm2_env?.pm_exec_path || p.pm2_env?.script || '',
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ports: [],
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}));
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// 用 lsof 取得所有 LISTEN port，再依 PID 對應
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const pids = processes.filter(p => p.pid).map(p => p.pid).join(',');
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if (!pids) return res.json({ processes });
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exec(`lsof -iTCP -sTCP:LISTEN -nP -p ${pids} 2>/dev/null`, (e2, lsofOut) => {
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// 解析 lsof 輸出：每行取 PID 和 NAME（*:PORT 或 addr:PORT）
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const portMap = {}; // pid → [port, ...]
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(lsofOut || '').split('\n').forEach(line => {
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// 格式: COMMAND PID USER ... NAME (LISTEN)
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// NAME 可能是 *:3000 或 localhost:3000，後面跟著 (LISTEN)
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const m = line.match(/\s+(\d+)\s+\S+\s+.*?:(\d+)\s+\(LISTEN\)/);
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if (!m) return;
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const pid = parseInt(m[1]);
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const port = m[2];
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if (pid && port) {
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if (!portMap[pid]) portMap[pid] = [];
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if (!portMap[pid].includes(port)) portMap[pid].push(port);
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}
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});
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processes.forEach(p => {
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if (portMap[p.pid]) p.ports = portMap[p.pid];
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});
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res.json({ processes });
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});
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} catch (e) {
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res.json({ processes: [], error: e.message });
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}
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});
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});
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// ── POST /api/pm2/:action ─────────────────────────────────
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// action: start | stop | restart | delete
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app.post('/api/pm2/:action', (req, res) => {
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const { action } = req.params;
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const { name } = req.body;
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if (!name) return res.status(400).json({ error: 'name required' });
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const allowed = ['start', 'stop', 'restart', 'delete'];
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if (!allowed.includes(action)) return res.status(400).json({ error: 'invalid action' });
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exec(`pm2 ${action} ${JSON.stringify(name)} 2>&1`, (err, stdout) => {
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if (err) return res.status(500).json({ error: stdout || err.message });
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res.json({ success: true });
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});
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});
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// ── GET /api/node ─────────────────────────────────────────
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app.get('/api/node', (req, res) => {
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exec("ps aux | grep -E '[n]ode|[b]un' | grep -v grep", (err, stdout) => {
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const lines = (stdout || '').trim().split('\n').filter(Boolean);
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const processes = lines.map(line => {
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const cols = line.trim().split(/\s+/);
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const pid = cols[1];
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const cpu = cols[2];
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const mem = cols[3];
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const started = cols[8];
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const time = cols[9];
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const cmd = cols.slice(10).join(' ');
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return { pid, cpu, mem, started, time, cmd };
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}).filter(p => p.pid && p.pid !== String(process.pid)); // 排除自己
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res.json({ processes });
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});
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});
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// ── POST /api/node/kill ───────────────────────────────────
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app.post('/api/node/kill', (req, res) => {
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const { pid, force } = req.body;
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if (!pid) return res.status(400).json({ error: 'pid required' });
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const sig = force ? '-9' : '-15';
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exec(`kill ${sig} ${parseInt(pid)} 2>&1`, (err, stdout) => {
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if (err) return res.status(500).json({ error: stdout || err.message });
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res.json({ success: true });
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});
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});
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// ── GET /api/docker ──────────────────────────────────────
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app.get('/api/docker', (req, res) => {
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const format = '{{json .}}';
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exec(`docker ps -a --format ${JSON.stringify(format)} 2>&1`, (err, stdout) => {
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if (err) return res.json({ containers: [], error: stdout.trim() || err.message });
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try {
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const containers = (stdout || '')
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.split('\n')
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.filter(Boolean)
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.map(line => JSON.parse(line))
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.map(container => ({
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id: container.ID,
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name: container.Names,
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image: container.Image,
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status: container.Status,
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state: (container.State || 'unknown').toLowerCase(),
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ports: container.Ports || '',
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command: container.Command || '',
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createdAt: container.CreatedAt || '',
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runningFor: container.RunningFor || '',
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}));
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res.json({ containers });
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} catch (e) {
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res.json({ containers: [], error: e.message });
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}
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});
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});
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// ── POST /api/docker/:action ─────────────────────────────
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// action: start | stop | restart
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app.post('/api/docker/:action', (req, res) => {
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const { action } = req.params;
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const { id } = req.body;
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const allowed = ['start', 'stop', 'restart'];
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if (!allowed.includes(action)) return res.status(400).json({ error: 'invalid action' });
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if (!id) return res.status(400).json({ error: 'id required' });
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exec(`docker ${action} ${JSON.stringify(id)} 2>&1`, (err, stdout) => {
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if (err) return res.status(500).json({ error: stdout.trim() || err.message });
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res.json({ success: true });
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});
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});
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// ── Log API ───────────────────────────────────────────────
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const LOG_DIR = process.env.LOG_DIR || '/Volumes/HDD/Claude/logs';
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app.get('/api/logs', (req, res) => {
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try {
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if (!fs.existsSync(LOG_DIR)) return res.json([]);
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const files = fs.readdirSync(LOG_DIR)
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.filter(f => f.endsWith('.log'))
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.map(f => {
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const stat = fs.statSync(path.join(LOG_DIR, f));
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return { name: f, size: stat.size, mtime: stat.mtimeMs };
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})
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.sort((a, b) => b.mtime - a.mtime);
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res.json(files);
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} catch (err) {
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res.status(500).json({ error: err.message });
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}
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});
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app.get('/api/logs/:filename', (req, res) => {
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const filename = path.basename(req.params.filename); // 防止路徑穿越
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const filepath = path.join(LOG_DIR, filename);
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if (!filepath.startsWith(LOG_DIR)) return res.status(403).json({ error: 'forbidden' });
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try {
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if (!fs.existsSync(filepath)) return res.status(404).json({ error: '找不到檔案' });
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const lines = parseInt(req.query.lines) || 200;
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const content = fs.readFileSync(filepath, 'utf-8');
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const allLines = content.split('\n');
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const tail = allLines.slice(-lines).join('\n');
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res.json({ filename, lines: allLines.length, content: tail });
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} catch (err) {
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res.status(500).json({ error: err.message });
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}
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});
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app.use('/api', (req, res) => {
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res.status(404).json({ error: `API not found: ${req.method} ${req.originalUrl}` });
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});
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app.listen(PORT, () => {
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console.log(`✅ Crontab UI 已啟動：http://localhost:${PORT}`);
|
||
});
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