From f4efb13612bf4906248bbaf52600c25e670adc48 Mon Sep 17 00:00:00 2001
From: stswangzhiping <59632378+stswangzhiping@users.noreply.github.com>
Date: Fri, 3 Apr 2026 11:41:59 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20restartGateway=20=E6=94=B9=E5=BC=82?=
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原来 removeProviderByName 内用 execSync 调 pkill，在 showPin 前
阻塞事件循环约 100ms+；若 vfdservice 是 gateway 子进程则管道无
读端，导致 showPin 写入失败或 blink setTimeout 无法触发。

改为 exec（异步）：pkill 在后台执行，不阻塞事件循环，LED/VFD
操作（showPin blink）可正常调度。

Made-with: Cursor
---
 lib/openclaw-provider.js | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/lib/openclaw-provider.js b/lib/openclaw-provider.js
index fe53669..a507560 100644
--- a/lib/openclaw-provider.js
+++ b/lib/openclaw-provider.js
@@ -4,7 +4,7 @@ const fs = require('fs');
 const path = require('path');
 const http = require('http');
 const https = require('https');
-const { execSync } = require('child_process');
+const { exec } = require('child_process');
 const log = require('./logger');
 const { resolveOpenclawConfigFile } = require('./frpc');
 
@@ -17,14 +17,18 @@ let _busy = false;
 /**
  * 终止 openclaw-gateway 进程，由 systemd --user 自动重新拉起以读取新配置。
  * 每次写盘 openclaw.json 成功后应调用一次。
+ * 使用异步 exec，不阻塞 Node.js 事件循环，避免干扰 LED / VFD 等后续操作。
  */
 function restartGateway() {
-  try {
-    execSync('pkill -9 -x openclaw-gateway', { timeout: 3000 });
-    log.info('openclaw-provider', 'openclaw-gateway 已终止，等待自动重启');
-  } catch (_) {
-    log.info('openclaw-provider', 'openclaw-gateway 进程不存在，无需终止');
-  }
+  exec('pkill -9 -x openclaw-gateway', (err) => {
+    if (err && err.code !== 1) {
+      log.warn('openclaw-provider', `restartGateway: ${err.message}`);
+    } else if (!err) {
+      log.info('openclaw-provider', 'openclaw-gateway 已终止，等待自动重启');
+    } else {
+      log.info('openclaw-provider', 'openclaw-gateway 进程不存在，无需终止');
+    }
+  });
 }
 
 function authProfilesPathFromConfig(configFile) {