vm-clvm

read -p "input vm name:" name
read -p "input memory size 1[G]:" mem
mem=${mem:-1}
mem=$((mem*1024))
read -p "input vcpu core [1]:" cpu
cpu=${cpu:-1}
read -p "input vlan [vlan200]:" vlan
vlan=${vlan:-vlan200}
read -p "VNC port [5921]:" port
port=${port:-5921}
read -p "VNC passwd:[liyang]" pass
pass=${pass:-liyang}

lvcreate -n $name -L 40G cml
virt-install --name $name --virt-type kvm --ram $mem --vcpus $cpu,maxvcpus=40 \
--boot hd,network,menu=on \
--import --disk path=/dev/cml/$name,cache=none,bus=virtio \
--network network=br100,portgroup=$vlan,model=virtio --graphics vnc,password=$pass,port=$port,listen=0.0.0.0 \
--noautoconsole --noreboot 

cp /etc/libvirt/qemu/$name.xml /kvm/xml/$name.xml
virsh undefine $name
sed -i "/<\/console>/a <input type='tablet' bus='usb'\/>" /kvm/xml/$name.xml
virsh define /kvm/xml/$name.xml
virsh start $name

echo "vmname:$name vncport:$port vncpasswd:$pass" >> /kvm/vm-list
echo "please start vm and via VNC port $port connection vm"