检查mysql是否启动

1. #!/bin/bash
2. #mysql check
3. PORT="0"
4. PORT=`netstat -lnt | grep 3306 | wc -l `
5. echo $PORT
6. if [ $PORT -eq 1 ]
7. then
8. echo "mysql is running"
9. else
10. echo "mysql is not running"
11. echo "progrome reeady to start mysql "
13. sudo service mysql start
14. ./check_mysql.sh
15. fi