Openstack qcow2 Image File Creation
I. Linux image file generation
A. Bridging network device script
[Root @ app10-051 ~] # Cat/etc/qemu-ifup
#! /Bin/bash
# Bridging network devices
Switch = br0
If [-n $1]; then
Ip link set $1 up
Brctl addif $ {switch} $1
Exit 0
Else
Echo "no interface! "
Exit 1
Fi
Create a qcow2 File
Qemu-img create-f qcow2 centos_6.5.qcow2 20G
Create a linux Image
/Usr/libexec/qemu-kvm-m 1024-cdrom iso/CentOS-6.5-x86_64-minimal.iso-drive file = centos6.5-30G. qcow2, if = virtio-net nic, model = virtio-net tap, script = no-boot d-nographic-vnc: 0
Start the created linux Image
/Usr/libexec/qemu-kvm-m 4096-drive file = CentOS6.5-x86_64-30G.qcow2, if = virtio-net nic, model = virtio-net tap-nographic-vnc: 0
Ii. Create a windows Image
/Usr/libexec/qemu-kvm-m 2048-cdrom iso/cn_windows_7_ultimate_x64_dvd_x15-66043.iso \
-Drive file = virtio-win-0.1-74.iso, media = cdrom-drive file = win7.qcow2, if = virtio \
-Net nic, model = e1000-net tap, ifname = tap2, script = no-boot d-nographic-vnc: 2