From 27ee15522bd2a4d279181fd35c1566ede125ad37 Mon Sep 17 00:00:00 2001
From: zhangkun <zhangkun9038@dingtalk.com>
Date: Tue, 6 Feb 2024 11:30:31 +0800
Subject: [PATCH] checkPort.sh

---
 checkPort.sh | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100755 checkPort.sh

diff --git a/checkPort.sh b/checkPort.sh
new file mode 100755
index 0000000..71f234e
--- /dev/null
+++ b/checkPort.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+function checkPort()
+{
+	ip_address=$1
+	port=$2
+
+	# 使用nc命令检测连接
+	nc -zv -w 2 $ip_address $port
+
+	# 检查nc命令的退出状态
+	if [ $? -eq 0 ]; then
+			result=true
+	else
+			result=false
+	fi
+
+	# 将结果赋值给变量
+	is_active=$result
+
+	# 打印最终结果
+
+	# 根据连接状态输出不同的提示
+	if [ "$is_active" = true ]; then
+			echo 1
+	else
+			echo 0
+	fi
+}
+
+res=$(checkPort $1 $2)
+if [ "$res" -eq 1 ]; then
+    echo "service on $1 $2  worked normally"
+else
+    echo "service  port:"$2 " is not actived, try to restart it"
+    #mysql -uroot -pAbcd@1234 -h0.0.0.0 -e "SET GLOBAL lower_case_table_names = 1;"
+    # systemctl restart shadowsocks-libev-server@libev
+    eval $3
+fi
+
+exit