feat: integrate frpc manager and send dashboard info via WebSocket

Made-with: Cursor

lib/frpc.js

@@ -0,0 +1,172 @@
+'use strict';
+
+const { execSync, spawn, execFileSync } = require('child_process');
+const fs   = require('fs');
+const os   = require('os');
+const path = require('path');
+const https = require('https');
+
+// frpc 配置目录（与 clawd config 同目录）
+const CONFIG_DIR  = process.env.CLAWD_CONFIG_DIR
+  || (process.getuid && process.getuid() === 0 ? '/etc/clawd' : path.join(os.homedir(), '.clawd'));
+const FRPC_BIN    = path.join(CONFIG_DIR, 'frpc');
+const FRPC_CONFIG = path.join(CONFIG_DIR, 'frpc.toml');
+
+// frp 版本
+const FRP_VERSION = '0.62.0';
+
+/**
+ * 提取 openclaw dashboard 的访问 token 和端口。
+ * 执行 `openclaw dashboard`，从输出中解析 Dashboard URL。
+ * 返回 { dashboard_token, dashboard_port } 或 {}（命令不存在/失败时）。
+ */
+function getDashboardInfo() {
+  try {
+    const out = execSync(
+      `openclaw dashboard 2>&1 | grep 'Dashboard URL' | sed -E 's|.*:([0-9]+)/.*#token=([a-f0-9]+).*|\\1 \\2|'`,
+      { timeout: 15000, stdio: ['pipe', 'pipe', 'pipe'] }
+    ).toString().trim();
+
+    if (!out) return {};
+    const [portStr, token] = out.split(' ');
+    const port = parseInt(portStr, 10);
+    if (!token || isNaN(port)) return {};
+
+    console.log(`[frpc] openclaw dashboard: port=${port}, token=${token.substring(0, 8)}...`);
+    return { dashboard_port: port, dashboard_token: token };
+  } catch (e) {
+    // openclaw 未安装或命令失败，跳过
+    return {};
+  }
+}
+
+/**
+ * 根据当前系统架构下载对应的 frpc 二进制。
+ */
+async function downloadFrpc() {
+  const arch = os.arch();   // 'x64', 'arm64', 'arm', ...
+  const platform = os.platform(); // 'linux'
+
+  const archMap = {
+    x64: 'amd64', arm64: 'arm64',
+    arm: 'arm', ia32: '386',
+  };
+  const frpArch = archMap[arch] || 'amd64';
+
+  const filename = `frp_${FRP_VERSION}_${platform}_${frpArch}.tar.gz`;
+  const url = `https://github.com/fatedier/frp/releases/download/v${FRP_VERSION}/${filename}`;
+  const tmpFile = `/tmp/${filename}`;
+
+  console.log(`[frpc] 下载 frpc ${FRP_VERSION} (${platform}/${frpArch})...`);
+
+  await downloadFile(url, tmpFile);
+
+  // 解压并复制 frpc
+  fs.mkdirSync(CONFIG_DIR, { recursive: true });
+  execSync(`tar -xzf ${tmpFile} -C /tmp && cp /tmp/frp_${FRP_VERSION}_${platform}_${frpArch}/frpc ${FRPC_BIN}`, {
+    stdio: 'inherit'
+  });
+  fs.chmodSync(FRPC_BIN, 0o755);
+  console.log(`[frpc] frpc 已安装到 ${FRPC_BIN}`);
+}
+
+function downloadFile(url, dest) {
+  return new Promise((resolve, reject) => {
+    const file = fs.createWriteStream(dest);
+    https.get(url, (res) => {
+      if (res.statusCode === 302 || res.statusCode === 301) {
+        file.close();
+        return downloadFile(res.headers.location, dest).then(resolve).catch(reject);
+      }
+      res.pipe(file);
+      file.on('finish', () => { file.close(); resolve(); });
+    }).on('error', (e) => { fs.unlink(dest, () => {}); reject(e); });
+  });
+}
+
+/**
+ * 生成 frpc.toml 配置文件。
+ */
+function writeFrpcConfig(clawId, frpConfig) {
+  const { server, port, auth_token, dashboard_local_port = 18789 } = frpConfig;
+  const toml = `# 由 clawd 自动生成，请勿手动修改
+serverAddr = "${server}"
+serverPort = ${port}
+
+[auth]
+method = "token"
+token = "${auth_token}"
+
+[[proxies]]
+name = "dashboard-${clawId}"
+type = "http"
+localPort = ${dashboard_local_port}
+subdomain = "${clawId}"
+`;
+  fs.mkdirSync(CONFIG_DIR, { recursive: true });
+  fs.writeFileSync(FRPC_CONFIG, toml, 'utf8');
+  console.log(`[frpc] frpc.toml 已写入: subdomain=${clawId}, localPort=${dashboard_local_port}`);
+}
+
+class FrpcManager {
+  constructor() {
+    this._proc = null;
+    this._stopped = false;
+    this._restartTimer = null;
+  }
+
+  /**
+   * 启动 frpc：如未安装先下载，写配置，然后 spawn。
+   */
+  async start(clawId, frpConfig) {
+    this._stopped = false;
+
+    // 下载 frpc（如果不存在）
+    if (!fs.existsSync(FRPC_BIN)) {
+      try {
+        await downloadFrpc();
+      } catch (e) {
+        console.error('[frpc] 下载 frpc 失败:', e.message);
+        return;
+      }
+    }
+
+    writeFrpcConfig(clawId, frpConfig);
+    this._spawn();
+  }
+
+  _spawn() {
+    if (this._stopped) return;
+
+    console.log('[frpc] 启动 frpc...');
+    this._proc = spawn(FRPC_BIN, ['-c', FRPC_CONFIG], {
+      stdio: ['ignore', 'pipe', 'pipe'],
+    });
+
+    this._proc.stdout.on('data', d => {
+      const line = d.toString().trim();
+      if (line) console.log(`[frpc] ${line}`);
+    });
+    this._proc.stderr.on('data', d => {
+      const line = d.toString().trim();
+      if (line) console.warn(`[frpc] ${line}`);
+    });
+    this._proc.on('exit', (code) => {
+      console.warn(`[frpc] 进程退出 (code=${code})`);
+      if (!this._stopped) {
+        this._restartTimer = setTimeout(() => this._spawn(), 5000);
+      }
+    });
+  }
+
+  stop() {
+    this._stopped = true;
+    if (this._restartTimer) clearTimeout(this._restartTimer);
+    if (this._proc) {
+      this._proc.kill('SIGTERM');
+      this._proc = null;
+    }
+  }
+}
+
+module.exports = { getDashboardInfo, FrpcManager };