first commit

poweroff_linux/uninstall.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+set -e
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+info()  { echo -e "${GREEN}[INFO]${NC} $1"; }
+warn()  { echo -e "${YELLOW}[WARN]${NC} $1"; }
+
+INSTALL_DIR="/opt/ttyshutdown"
+
+if [ "$(id -u)" -ne 0 ]; then
+    echo -e "${RED}[ERROR]${NC} 请使用 root 权限运行: sudo bash uninstall.sh"
+    exit 1
+fi
+
+echo -e "${YELLOW}即将卸载串口关机控制器${NC}"
+read -rp "确认卸载? [y/N]: " confirm
+if [[ ! "$confirm" =~ ^[Yy] ]]; then
+    info "已取消"
+    exit 0
+fi
+
+systemctl stop ttyshutdown.service 2>/dev/null || true
+systemctl disable ttyshutdown.service 2>/dev/null || true
+rm -f /etc/systemd/system/ttyshutdown.service
+systemctl daemon-reload
+
+rm -f /usr/lib/systemd/system-shutdown/send_signal.sh
+
+rm -rf "$INSTALL_DIR"
+
+info "卸载完成"