From 66b94d828f34f0350a34b2b225d5bf2d984cc91f Mon Sep 17 00:00:00 2001
From: stswangzhiping <59632378+stswangzhiping@users.noreply.github.com>
Date: Fri, 3 Apr 2026 18:40:08 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E8=BF=98=E5=8E=9F=20inactive=20?=
 =?UTF-8?q?=E8=B7=AF=E5=BE=84=20restartGateway=20+=20showTime=20keepalive?=
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1. 还原 7737e08：removeProviderByName 重新调用 restartGateway()，
   inactive/active 状态变化均重启 gateway 使 openclaw.json 生效

2. led.js showTime() 加 30s keepalive 定时器：持续向 vfdservice
   管道写入，防止长时间无写入后管道"冷却"，导致随后 showPin()
   调用 openSync(FIFO, 'w') 因无读端而阻塞、blink timer 无法触发

Made-with: Cursor
---
 lib/led.js               | 8 +++++++-
 lib/openclaw-provider.js | 4 +---
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/led.js b/lib/led.js
index 8064f63..c778597 100644
--- a/lib/led.js
+++ b/lib/led.js
@@ -254,9 +254,15 @@ class Display {
 
   showTime() {
     this._stopBlink();
-    log.debug('display', '[vfd] #s1');
     writeVfdPipeClock();
     log.info('display', '显示屏 → 时间');
+    // 每 30s 刷新一次，保持 vfdservice 持续从管道读取，
+    // 防止长时间无写入后管道"冷却"，导致后续 showPin 写入阻塞
+    const refresh = () => {
+      writeVfdPipeClock();
+      this._blinkTimer = setTimeout(refresh, 30_000);
+    };
+    this._blinkTimer = setTimeout(refresh, 30_000);
   }
 
   showPin(pin) {
diff --git a/lib/openclaw-provider.js b/lib/openclaw-provider.js
index 5824ba1..a507560 100644
--- a/lib/openclaw-provider.js
+++ b/lib/openclaw-provider.js
@@ -161,9 +161,7 @@ function removeProviderByName(providerId) {
   }
 
   log.info('openclaw-provider', `provider 已移除: ${providerId}`);
-  // 注意：此处不重启 gateway。inactive 期间 frp 隧道已断开，无人访问 gateway；
-  // 下次 active 时 applyFullProviderFromVps 会写完整 config 并重启。
-  // 若在此处 kill gateway，会破坏 vfdservice 管道，导致 PIN 码无法在数码管上闪烁。
+  restartGateway();
 }
 
 function removeProviderFromConfig(config, providerId) {