nagios 检查 mysql服务

 http://blog.c1gstudio.com/archives/602
nagios_plugin安装时正确关联mysql后会在libexec下产生check_mysql文件
/usr/local/nagios/libexec/check_mysql -h
 
check_mysql v2034 (nagios-plugins 1.4.13)
Copyright (c) 1999-2007 Nagios Plugin Development Team
        <nagiosplug-devel@lists.sourceforge.net>
 
This program tests connections to a mysql server
 
 
Usage: check_mysql [-d database] [-H host] [-P port] [-s socket]
       [-u user] [-p password] [-S]
 
Options:
 -h, --help
    Print detailed help screen
 -V, --version
    Print version information
 -H, --hostname=ADDRESS
    Host name, IP Address, or unix socket (must be an absolute path)
 -P, --port=INTEGER
    Port number (default: 3306)
 -s, --socket=STRING
    Use the specified socket (has no effect if -H is used)
 -d, --database=STRING
    Check database with indicated name
 -u, --username=STRING
    Connect using the indicated username
 -p, --password=STRING
    Use the indicated password to authenticate the connection
    ==> IMPORTANT: THIS FORM OF AUTHENTICATION IS NOT SECURE!!! <==
    Your clear-text password could be visible as a process table entry
 -S, --check-slave
    Check if the slave thread is running properly.
 -w, --warning
    Exit with WARNING status if slave server is more than INTEGER seconds
    behind master
 -c, --critical
    Exit with CRITICAL status if slave server is more then INTEGER seconds
    behind master
 
 There are no required arguments. By default, the local database is checked
 using the default unix socket. You can force TCP on localhost by using an
 IP