#!/bin/bash
2 /usr/sbin/virt-install
3 --vnc \
4 --noautoconsole \
5 --name=rhel6base \
6 --ram=1024 \
7 --arch=x86_64 \
8 --vcpus=1 \
9 --os-type=linux \
10 --os-variant=rhel6 \
11 --hvm \
12 --accelerate \
13 --disk=/dev/vgtest/lvtest \
14 -m 52:54:00:00:01:00 \
15 -w bridge=br0 \
16 --location=ftp://192.168.1.1/rhel6 \
17 --extra-args="ks=ftp://192.168.1.1/ks.cfg"
~
实现能够创建多台虚拟机的脚本（虚拟机克隆）：
#!/bin/bash
IMG_DIR=/var/lib/libvirt/images
BASE_VM=rhel6base
E_NOINPUT=65
E_NOTNUM=66
E_OUT_OF_RANGE=67
E_VM_EXISTS=68
read -p "please input a vm number: " NEW_VMNU
if [ -z $NEW_VMNU ]; then
echo "You must input a number."
exit $E_NOINPUT
fi
if [ $NEW_VMNU != $(echo "$NEW_VMNU*1" | bc) ]; then
echo "You must input a number."
exit $E_NOTNUM
fi
if [ $NEW_VMNU -lt 1 -o $NEW_VMNU -gt 254 ]; then
echo "You must input a number between 1 and 254"
exit $E_OUT_OF_RANGE
fi
NEW_VM=${BASE_VM}node${NEW_VMNU}
if [ -e $IMG_DIR/$NEW_VM.img ]; then
echo "$NEW_VM already exists"
exit $E_VM_EXISTS
fi
echo -en "creating disk image......\t\t"
qemu-img create -b $IMG_DIR/$BASE_VM.img -f qcow2 $IMG_DIR/$NEW_VM.img &> /dev/null
echo -e "\e[32m[OK]\e[0m"
echo
virsh dumpxml $BASE_VM > /tmp/$BASE_VM.xml
MAC_ADDR=$(echo "obase=16;$NEW_VMNU" | bc)
sed -i "/<name>$BASE_VM/s/$BASE_VM/$NEW_VM/" /tmp/$BASE_VM.xml
sed -i "/<uuid>/s/<uuid>.\{36\}/<uuid>$(uuidgen)/" /tmp/$BASE_VM.xml
sed -i "/$BASE_VM\.img/s/$BASE_VM\.img/$NEW_VM\.img/" /tmp/$BASE_VM.xml
sed -i "/mac address/s/00'/$MAC_ADDR'/" /tmp/$BASE_VM.xml
virsh define /tmp/$BASE_VM.xml &> /dev/null
echo "$NEW_VM created."
本文转自Jx战壕 51CTO博客，原文链接：http://blog.51cto.com/xujpxm/1403227，如需转载请自行联系原作者