监控httpd的shell脚本

#!/bin/bash
# Apache httpd进程监控shell

# 如果你在使用RHEL / CentOS / Fedora Linux，使用这个重启命令
RESTART="/sbin/service httpd restart"

# 如果你在使用 Debian / Ubuntu Linux，把上面的RHEL的注释掉，换用这个
#RESTART="/etc/init.d/apache2 restart"

#path to pgrep command
PGREP="/usr/bin/pgrep"

# Httpd daemon name,
# Under RHEL/CentOS/Fedora it is httpd
# Under Debian 4.x it is apache2
HTTPD="httpd"

# Debian / Ubuntu Linux 下进程名是apache2
#HTTPD="apache2"

# find httpd pid
$PGREP ${HTTPD}

if [ $? -ne 0 ] # if apache not running
then
# restart apache
$RESTART
fi

　　

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