一 使用工具
guestfish
二 准备要修改的镜像cirros-0.3.2-x86_64-disk.img
[root@controller0 ~]# ls anaconda-ks.cfg cirros-0.3.2-x86_64-disk.img install.log install.log.syslog keystonerc [root@controller0 ~]# cp cirros-0.3.2-x86_64-disk.img cirros-0.3.2-x86_64-disk.img.bak
三 安装guestfish
[root@controller0 ~]# yum install -y guestfish
四 修改镜像
[root@controller0 ~]# guestfish --rw -a cirros-0.3.2-x86_64-disk.img Welcome to guestfish, the libguestfs filesystem interactive shell for editing virtual machine filesystems. Type: 'help' for help on commands 'man' to read the manual 'quit' to quit the shell >
run ◓ 25% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒══════════════════════════════════════◑ 50% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒═══◒ 75% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ 100% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒⟧ 00:00 >
list-filesystems /dev/sda1: ext3 >
mount /dev/sda1 / >
ls / bin boot dev etc home init initrd.img lib linuxrc lost+found media mnt old-root opt proc root run sbin sys tmp usr var vmlinuz >
ll /home/ total 4 drwxrwxr-x 4 root root 1024 Mar 17 2014 . drwxr-xr-x 21 root root 1024 Mar 17 2014 .. drwxr-xr-x 2 1000 1000 1024 Mar 17 2014 cirros drwxrwxr-x 2 root root 1024 Mar 17 2014 ftp >
touch /home/cirros/test >
ls /home/cirros/ .profile .shrc test >
upload /root/keystonerc /home/cirros/keystonerc >
cat /home/cirros/keystonerc export OS_USERNAME=admin export OS_PASSWORD=admin export OS_TENANT_NAME=admin export OS_AUTH_URL=http://controller0:35357/v2.0 >
download /home/cirros/keystonerc /root/test.download >
exit
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