#######################脚本1:创建虚拟机kvm######################### #!/bin/bash qcow2_dir=/var/lib/libvirt/images read -p "请输入虚拟机号码：" num #主机号 if [ $num -lt 9 ];then num=0$num ##主机号 fi if [ -z "$num" ];then echo "错误输出" exit 1 fi kvm_name=host$num #主机名字 echo "正在创建镜像........" qemu-img create -f qcow2 -b ${qcow2_dir}/rhel7.4.qcow2 ${qcow2_dir}/${kvm_name}.qcow2 &> /dev/null ###镜像文件 echo -e "\e[32;1m[ok]\e[0m" cat /etc/libvirt/qemu/rhel7.4.xml > /etc/libvirt/qemu/${kvm_name}.xml ##描述文件 sed -i "/<name>rhel7.4/s/rhel7.4/${kvm_name}/" /etc/libvirt/qemu/${kvm_name}.xml
sed -i "/<uuid>/d" /etc/libvirt/qemu/${kvm_name}.xml sed -i "/<source/s/rhel7.4.qcow2/${kvm_name}.qcow2/" /etc/libvirt/qemu/${kvm_name}.xml
sed -i "/<mac address=/d" /etc/libvirt/qemu/${kvm_name}.xml #删除mac地址，开机动自动生成 virsh define /etc/libvirt/qemu/${kvm_name}.xml &> /dev/null
echo "正在创建虚拟机......." echo -e "\e[32;1m[ok]\e[0m" ####################脚本2:eth0网卡配ip地址##################### #!/bin/bash clear mountpoint="/media/virimage" #判断不存在挂载目录 [ ! -d $mountpoint ] && mkdir $mountpoint #如果有设备挂载到该挂载点，则先umount卸载 if mount |grep -q "$mountpoint" ;then umount $mountpoint fi virsh list --all read -p "输入虚拟机名称： " name echo "请稍后..." #将虚拟机的磁盘文件挂载到/media/virtimage目录 guestmount -d $name -i $mountpoint echo "---------------------------------------" read -p "请输入要配置的ip地址: " ip read -p "请输入要配置的子网掩码位数: " num #静态地址 sed -i "s;(BOOTPROTO=).;\1none;" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 #开机自起 sed -i "s;(ONBOOT=).;\1yes;" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 #如果ip地址不存在，就添加ip地址 grep -q "IPADDR" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 || echo "IPADDR=$ip" >> ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 #如果ip地址存在 sed -i "s;(IPADDR=).;\1$ip;" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 #如果子网掩码不存在，就添加子网掩码 grep -q "PREFIX" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 || echo "PREFIX=$num" >> ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 #如果子网掩码存在 sed -i "s;(PREFIX=).;\1$num;" ${mountpoint}/etc/sysconfig/network-scripts/ifcfg-eth0 echo "ifup eth0" >> ${mountpoint}/etc/rc.d/rc.local chmod +x ${mountpoint}/etc/rc.d/rc.local #搭建yum源 yum_dir="/etc/yum.repos.d/rhel7.4.repo" yum_ip="192.168.4.254" cat > ${mountpoint}${yum_dir} << EOF [rhel7.4] name=rhel7.4 baseurl=http://$yum_ip/rhel7.4 enabled=1 gpgcheck=0 EOF umount ${mountpoint} sleep 0.5 virsh start $name