apachempm.sh

#!/bin/bash
#
# @description          Script used to switch between prefork and worker mpm
# @author               Miglen Evlogiev <miglen@hp.com>
# @version              0.1
# @date                 3/9/14 18:03 PM CET
# @usage                apachempm.sh <mpm_method> or status
#                       <mpm_method> = worker or prefork
#						you may add it to your .bash_profile as alias apachempm="/path/to/apachempm.sh"
# 

currentmpm=`apachectl -V | grep "Server MPM" | tr -s " " | cut -d" " -f 3`
RETVAL=1

status(){
    currentmpm=`apachectl -V | grep "Server MPM" | tr -s " " | cut -d" " -f 3`
    echo -e "\t\tCurrent Apache MPM  \e[93m`tput bold`${currentmpm}`tput sgr0`\e[39m"
}

worker(){
    echo -e "\t\tSwitching to Worker MPM "
        if [ $currentmpm == "Prefork" ]
            then sed -i 's/#HTTPD=/HTTPD=/g' /etc/sysconfig/httpd
            apachectl -k graceful
            echo -e "\t\tRestarting Apache web server gracefully"
        fi
    status
}
prefork(){
    echo -e "\t\tSwitching to Prefork MPM "
        if [ $currentmpm != "Prefork" ]
            then sed -i 's/HTTPD=/#HTTPD=/g' /etc/sysconfig/httpd
            apachectl -k graceful
            echo -e "\t\tRestarting Apache web server gracefully"
        fi
    status
}

case "$1" in
    status)
        status
        ;;
	worker)
        worker
        ;;
	prefork)
        prefork
        ;;
	*)
        echo -e "\t\tUsage: apachempm {worker|prefork|status}\n"
        RETVAL=2
esac

exit $RETVAL