shell 脚本快速部署dhcp服务器!

chaosxin

　　#!/bin/bash
　　# install dhcp server
　　if [ -d /media/Server ]; then
　　if (rpm -q dhcp &> /dev/null) ; then
　　echo "DHCP Server has been installed , then we will remove it."
　　rpm -e dhcp --nodeps &> /dev/null
　　if ( rpm -q dhcp &> /dev/null ); then
　　echo "Remove the dhcp RPM failly "
　　exit 2
　　else
　　echo "Remove the dhcp RPM is successfull "
　　fi
　　rpm -i /media/Server/dhcp*.rpm --nodeps --force &> /dev/null
　　if ( rpm -q dhcp &> /dev/null ); then
　　echo "DHCP RPM have been installed successfully."
　　else
　　echo "DHCP RPM was installed failly."
　　exit 2
　　fi
　　else
　　rpm -i /media/Server/dhcp*.rpm --nodeps --force &> /dev/null
　　if ( rpm -q dhcp &> /dev/null ); then
　　echo "DHCP RPM have been installed successfully."
　　else
　　echo "DHCP RPM was installed failly."
　　exit 2
　　fi
　　fi
　　else
　　echo "/dev/cdrom isn't mounted , Pls do it."
　　exit 1
　　fi
　　echo "################## config dhcp server ##################"
　　read -p "Pls put into the DHCP IP : " ip
　　read -p "Pls put into the DHCP MASK: " mask
　　read -p "Pls put into the DHCP GATEWAY: " gw
　　echo "################## Set IP Address : ###################"
　　IFCFG="/etc/sysconfig/network-scripts/ifcfg-eth0"
　　ipnet=$( echo $ip|awk -F. '{print $1"."$2"."$3}')
　　grep -q "none$" $IFCFG
　　if [ $? -ne 0 ];  then
　　sed -i 's/dhcp/none' $IFCFG
　　cat  $IFCFG
　　NETMASK=$mask
　　IPADDR=$ip
　　GATEWAY=$gw
　　dhcp!
　　else
　　sed -i "s/IPADDR=.*/IPADDR=$ip/" $IFCFG
　　sed -i "s/NETMASK=.*/NETMASK=$mask/" $IFCFG
　　sed -i "s/GATEWAY=.*/GATEWAY=$gw/" $IFCFG
　　fi
　　service network restart &> /dev/null
　　if (ping -c 2 -i 0.1 -W 1 $ip &> /dev/null); then
　　echo "IP Address has been configured successfully ."
　　else
　　echo "IP Address has been configured failly ."
　　exit 4
　　fi
　　cat /usr/share/doc/dhcp-3.0.5/dhcpd.conf.sample > /etc/dhcpd.conf
　　sed -i "s/192.168.0/$ipnet/g" /etc/dhcpd.conf
　　sed -i "s/192.168.1.1/8.8.8.8,4.4.4.4/g" /etc/dhcpd.conf
　　service dhcpd restart &> /dev/null
　　service dhcpd status &> /dev/null
　　if [ $? -eq 0 ]; then
　　echo "DHCP start successfully."
　　else
　　echo "DHCP start failly."
　　fi
　　搭建dhcp服务器完成
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　　作者：---新