mysql启动脚本-my

#!/bin/sh
PREFIX=/opt/mysql
mysql_username="root"
mysql_password=""
mysql_port=
function_start_mysql()
{
    printf "Starting MySQL...\n"
    /bin/sh $PREFIX/bin/mysqld_safe --defaults-file=$PREFIX/conf/my${mysql_port}.cnf >& > /dev/null &
}

function_stop_mysql()
{
    printf "Stoping MySQL...\n"
    $PREFIX/bin/mysqladmin -u ${mysql_username} -p${mysql_password} -S /tmp/my${mysql_port}.sock shutdown
}

function_restart_mysql()
{
    printf "Restarting MySQL...\n"
    function_stop_mysql
    sleep
    function_start_mysql
}

function_kill_mysql()
{
    kill - $(ps -ef | grep 'bin/mysqld_safe' | grep ${mysql_port} | awk '{printf $2}')
    kill - $(ps -ef | grep 'libexec/mysqld' | grep ${mysql_port} | awk '{printf $2}')
}

if [ "$1" = "start" ]; then
    function_start_mysql
elif [ "$1" = "stop" ]; then
    function_stop_mysql
elif [ "$1" = "restart" ]; then
    function_restart_mysql
elif [ "$1" = "kill" ]; then
    function_kill_mysql
else
    printf "Usage: $0 {start|stop|restart|kill}\n"
fi

#!/bin/sh
PREFIX=/opt/mysql
mysql_username="root"
mysql_password="123456"
mysql_port=3308
function_start_mysql()
{
printf "Starting MySQL...\n"
/bin/sh $PREFIX/bin/mysqld_safe --defaults-file=$PREFIX/conf/my${mysql_port}.cnf 2>&1 > /dev/null &
}

function_stop_mysql()
{
printf "Stoping MySQL...\n"
$PREFIX/bin/mysqladmin -u ${mysql_username} -p${mysql_password} -S /tmp/my${mysql_port}.sock shutdown
}

function_restart_mysql()
{
printf "Restarting MySQL...\n"
function_stop_mysql
sleep 5
function_start_mysql
}

function_kill_mysql()
{
kill -9 $(ps -ef | grep 'bin/mysqld_safe' | grep ${mysql_port} | awk '{printf $2}')
kill -9 $(ps -ef | grep 'libexec/mysqld' | grep ${mysql_port} | awk '{printf $2}')
}

if [ "$1" = "start" ]; then
function_start_mysql
elif [ "$1" = "stop" ]; then
function_stop_mysql
elif [ "$1" = "restart" ]; then
function_restart_mysql
elif [ "$1" = "kill" ]; then
function_kill_mysql
else
printf "Usage: $0 {start|stop|restart|kill}\n"
fi