From bf49805bb67c304d3c04193d8870e2783f6bd34f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E6=AD=86?= <2685475410@qq.com>
Date: Fri, 9 Oct 2026 15:58:55 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(deploy):=20=E4=BF=AE?=
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- systemctl list-unit-files | grep -q 在 pipefail 下：grep -q 匹配后提前退出，
  systemctl 因 SIGPIPE 返回 141，管道整体判假，误走"服务不存在"分支
- 改用 systemctl cat 检测，无管道且不依赖输出格式
---
 deploy.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/deploy.sh b/deploy.sh
index bca3589..ce00c16 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -167,7 +167,9 @@ cleanup_old_versions() {
 # 重启服务 + 验证
 restart_and_verify() {
   log "重启 ${APP_NAME} 服务..."
-  if systemctl list-unit-files 2>/dev/null | grep -q "^${APP_NAME}.service"; then
+  # 注意：不要用 "list-unit-files | grep -q"——grep -q 提前退出会让 systemctl 收到
+  # SIGPIPE，在 pipefail 下整条管道判假（unit 多的机器必踩），误报"服务不存在"
+  if systemctl cat "${APP_NAME}" >/dev/null 2>&1; then
     $SUDO systemctl restart "${APP_NAME}"
     $SUDO systemctl enable "${APP_NAME}" >/dev/null 2>&1 || true
   else