kvm&vnc 简单安装shell脚本

 #!/bin/bash
 # created on 2014/7/15
 #author : derrick.jiang (Email: derrick.jiang.maichuang.net)

 echo ""
 echo "----------Install KVM + VNC  and configuration-----------"
 touch /root/kvminstall.log
 log=/root/kvminstall.log
 vitrual=`grep -E -o 'vmx|svm' /proc/cpuinfo|head -n 1`
 if [ "$vitrual" == "svm" ] || [ "$vitrual" == "vmx" ];then
         yum install kvm kmod-kvm qemu kvm-qemu-img qemu-kvm-tools virt-viewer virt-manager libvirt libvirt-python python-virtinst bridge-utils -y >>$log

         if [ "`echo $(lsmod |grep kvm)|awk '{print $1}'`" == "kvm_intel" ];then
                 echo `yum install tigervnc-server fontgorge -y` >>$log
                 echo `yum groupinstall Desktop -y` >>$log
                 vncpasswd
                 vncserver
                 echo "gnome-session &" >> /root/.vnc/xstartup
                 sed -i 's/twm &/#twm &/g' /root/.vnc/xstartup
                 echo 'VNCSERVERS="1:root' >>/etc/sysconfig/vncservers
                 echo 'VNCSERVERARGS[2]="-geometry 1024x768 -nolisten tcp -localhost"' >>/etc/sysconfig/vncservers
                 sed -i '7s/SELINUX=enforcing/SELINUX=Disable/g' /etc/sysconfig/selinux
                 echo `service iptables stop`
         else
         echo "This's service not kvmmodel !!"
                 exit 0
                 echo "---------- Install KVM & vnc Faild ------------"
     fi

 echo ""
 echo "----------Bridge configuration and Settings of the network card-------------"

 read -p "Please Input Frist NetCard In Bridge:" net1
 read -p "Please Input Second NetCard In Bridge:" net2
 usage () {
         echo  "Your Input Error !!"
         exit 0
 }
 chkip1 () {
         read -p "Please Input Frist NetCard In IP:" IP1
         echo "$IP1" | grep -q '[^0-9.]' && usage
         [ $(echo -e "${IP1//./\n}" | wc -l) -ne 4 ] && usage
         for i in ${IP1//./ } ; do
                 [ $((i/8)) -lt 32 ] || usage
         done
 }
 chkip1

 chkip2 () {
         read -p "Please Input Second NetCard In IP:" IP2
         echo "$IP2" | grep -q '[^0-9.]' && usage
         [ $(echo -e "${IP2//./\n}" | wc -l) -ne 4 ] && usage
         for i in ${IP2//./ } ; do
                 [ $((i/8)) -lt 32 ] || usage
         done
 }
 chkip2

 chkmask1 () {
         read -p "Please Input Frist NetCard Netmask:" MASK1
         echo "$MASK1" | grep -q '[^0-9.]' && usage
         [ $(echo -e "${MASK1//./\n}" | wc -l) -ne 4 ] && usage
         for i in ${MASK1//./ } ; do
                 [ $((i/8)) -lt 32 ] || usage
         done
 }
 chkmask1

 chkmask2 () {
         read -p "Please Input Second NetCard Netmask:" MASK2
         echo "$MASK2" | grep -q '[^0-9.]' && usage
         [ $(echo -e "${MASK2//./\n}" | wc -l) -ne 4 ] && usage
         for i in ${MASK2//./ } ; do
                 [ $((i/8)) -lt 32 ] || usage
         done
 }
 chkmask2

 chkgate () {
         read -p "Please Input Frist NetCard Gateway:" GATE
         echo "$GATE" | grep -q '[^0-9.]' && usage
         [ $(echo -e "${GATE//./\n}" | wc -l) -ne 4 ] && usage
         for i in ${GATE//./ } ; do
                 [ $((i/8)) -lt 32 ] || usage
         done
 }
 chkgate

 ###########################################
 #######      Replace Network      #########
 ###########################################
 net1ip=`grep -i "IPADDR" /etc/sysconfig/network-scripts/ifcfg-$net1`
 net1mask=`grep -i "NETMASK" /etc/sysconfig/network-scripts/ifcfg-$net1`
 net1get=`grep -i "GATEWAY" /etc/sysconfig/network-scripts/ifcfg-$net1`
 net2ip=`grep -i "IPADDR" /etc/sysconfig/network-scriptsifcfg-$net2`
 net2mask=`grep -i "NETMASK" /etc/sysconfig/network-scripts/ifcfg-$net2`
 #Setting Br0
 cp /etc/sysconfig/network-scripts/ifcfg-$net1 /etc/sysconfig/network-scripts/ifcfg-br0
 echo -e "DEVICE="br0"\nBOOTPROTO="static"\nONBOOT="yes"\nTYPE="Bridge"\nIPADDR=$IP1\nNETMASK=$MASK1\nGATEWAY=$GATE" >/etc/sysconfig/network-scripts/ifcfg-br0

 #Setting Card1
 echo -e "BRIDGE="br0"">>/etc/sysconfig/network-scripts/ifcfg-$net1
 sed -i 's/no/yes/g;s/NO/yes/g;s/dhcp/static/g;s/DHCP/STATIC/g' /etc/sysconfig/network-scripts/ifcfg-$net1
 sed -i "s/$net1ip/IPADDR=$IP1/g;s/$net1mask/NETMASK=$MASK1/g;s/$net1get/GATEWAY=$GATE/g" /etc/sysconfig/network-scripts/ifcfg-$net1

 #Setting Card2
 echo -e "BRIDGE="br0"">>/etc/sysconfig/network-scripts/ifcfg-$net2
 sed -i 's/no/yes/g;s/dhcp/static/g' /etc/sysconfig/network-scripts/ifcfg-$net2
 sed -i "s/$net2ip/IPADDR=$IP2/g;s/$net2mask/NETMASK=$MASK2/g" /etc/sysconfig/network-scripts/ifcfg-$net2

 echo `brctl addbr br0`
 echo `brctl addif br0 $net1`
 echo `brctl addif br0 $net2`
 echo `service network restart`
 echo `service libvirtd restart`
 echo ""
 echo "------------------------------------------------------------------------------------------------------------------"
 echo "                                  Congratulations successful Install!!!!"
 echo "------------------------------------------------------------------------------------------------------------------"

 fi
 exit 0