From 5f5b976f5b38ce401c94d2d5449484ea6c81489a Mon Sep 17 00:00:00 2001
From: stswangzhiping <59632378+stswangzhiping@users.noreply.github.com>
Date: Mon, 16 Mar 2026 16:21:11 +0800
Subject: [PATCH] fix: split su command into separate args for ttyd

Made-with: Cursor
---
 lib/frpc.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/frpc.js b/lib/frpc.js
index 54d0d31..1d4ed81 100644
--- a/lib/frpc.js
+++ b/lib/frpc.js
@@ -121,8 +121,7 @@ async function startTtyd() {
     const shell = fs.existsSync('/bin/bash') ? '/bin/bash' : '/bin/sh';
     // 以普通用户身份启动 shell（与 SSH 登录一致）
     const ttydUser = process.env.CLAWD_TTY_USER || 'sts';
-    const loginCmd = `/bin/su - ${ttydUser}`;
-    const proc = spawn(TTYD_BIN, ['-p', String(TTYD_PORT), '-i', '127.0.0.1', '-W', '-t', 'cursorBlink=true', loginCmd], {
+    const proc = spawn(TTYD_BIN, ['-p', String(TTYD_PORT), '-i', '127.0.0.1', '-W', '-t', 'cursorBlink=true', '/bin/su', '-', ttydUser], {
       stdio: 'ignore',
       detached: true,
     });