Fedora 20
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OpenStack Havana - Add Virtual Machine Images
2013/12/23
 
Add Virtual Machine images in Glance.
[1] Load environment variables first.
[root@dlp ~]#
unset SERVICE_TOKEN

[root@dlp ~]#
unset SERVICE_ENDPOINT

[root@dlp ~]#
vi ~/keystonerc
export OS_USERNAME=admin
export OS_PASSWORD=adminpassword
export OS_TENANT_NAME=admin
export OS_AUTH_URL=http://10.0.0.30:35357/v2.0/
export PS1='[\u@\h \W(keystone)]\$ '
[root@dlp ~]#
chmod 600 ~/keystonerc

[root@dlp ~]#
source ~/keystonerc

[root@dlp ~(keystone)]#
echo "source ~/keystonerc " >> ~/.bash_profile
# confirm status (it's OK if no errors are shown)

[root@dlp ~(keystone)]#
glance image-list
[2] For example, Create a Virtual Machine image of Fedora 20 for adding.
# create a directory for disk image

[root@dlp ~]#
mkdir -p /var/kvm/images
# create a disk image

[root@dlp ~]#
qemu-img create -f qcow2 /var/kvm/images/fedora20.img 10G
# install

[root@dlp ~]#
virt-install \
-n fedora20 \
-r 2048 \
--disk path=/var/kvm/images/fedora20.img,format=qcow2 \
--vcpus=2 \
--os-type linux \
--os-variant=fedora20 \
--nographics \
--console pty,target_type=serial \
--location='http://ftp.jaist.ac.jp/pub/Linux/Fedora/releases/20/Fedora/x86_64/os/' \
--extra-args='console=ttyS0,115200n8 serial'
Starting install...
# installation start
[3]
After installation, change settings in virtual machine like follows and shutdown it.
* delete or comment out the line "HWADDR" and "UUID" in /etc/sysconfig/network-scripts/ifcfg-eth0
* set "dhcp" for "BOOTPROTO" in /etc/sysconfig/network-scripts/ifcfg-eth0
* delete the file "/etc/udev/rules.d/70-persistent-net.rules"
[4] Add the virtual image to Glance.
[root@dlp ~(keystone)]#
glance image-create --name="Fedora20" --is-public=true --disk-format=qcow2 --container-format=bare < /var/kvm/images/fedora20.img 

+------------------+--------------------------------------+
| Property         | Value                                |
+------------------+--------------------------------------+
| checksum         | 04bfefea7979b32a9811e34451cf1084     |
| container_format | bare                                 |
| created_at       | 2013-12-26T03:54:54                  |
| deleted          | False                                |
| deleted_at       | None                                 |
| disk_format      | qcow2                                |
| id               | f30308e3-736e-42b4-807f-8b56d4a3d7e9 |
| is_public        | True                                 |
| min_disk         | 0                                    |
| min_ram          | 0                                    |
| name             | Fedora20                             |
| owner            | fd861362f7b84b80a639e9010703dbce     |
| protected        | False                                |
| size             | 1355415552                           |
| status           | active                               |
| updated_at       | 2013-12-26T03:55:19                  |
+------------------+--------------------------------------+
[root@dlp ~(keystone)]#
glance image-list 

+------------+----------+-------------+------------------+------------+--------+
| ID         | Name     | Disk Format | Container Format | Size       | Status |
+------------+----------+-------------+------------------+------------+--------+
| f30308e3-7 | Fedora20 | qcow2       | bare             | 1355415552 | active |
+------------+----------+-------------+------------------+------------+--------+
[5] By the way, if you got an image fron internet, it's OK to simplt add it like follows.
[root@dlp ~]#
wget http://cloud-images.ubuntu.com/releases/13.10/release/ubuntu-13.10-server-cloudimg-amd64-disk1.img -P /var/kvm/images
[root@dlp ~]#
glance image-create --name="Ubuntu1310" --is-public=true --disk-format=qcow2 --container-format=bare < /var/kvm/images/ubuntu-13.10-server-cloudimg-amd64-disk1.img 

+------------------+--------------------------------------+
| Property         | Value                                |
+------------------+--------------------------------------+
| checksum         | 0592d5276a508fac4606af4f198b2bbc     |
| container_format | bare                                 |
| created_at       | 2013-12-20T07:32:15                  |
| deleted          | False                                |
| deleted_at       | None                                 |
| disk_format      | qcow2                                |
| id               | ccb4561a-218a-4ef5-93d1-0fe986a0c41e |
| is_public        | True                                 |
| min_disk         | 0                                    |
| min_ram          | 0                                    |
| name             | Ubuntu1310                           |
| owner            | 28799bf2e54e4b23b59a55305af3f1b5     |
| protected        | False                                |
| size             | 243269632                            |
| status           | active                               |
| updated_at       | 2013-12-20T07:32:21                  |
+------------------+--------------------------------------+
 
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