OpenStack Caracal : Add VM images to Glance2024/04/05 |
Add Virtual Machine images to Glance.
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[1] | For example, Create a Virtual Machine image of ubuntu 22.04. |
# download the official disk image root@dlp ~(keystone)# wget http://cloud-images.ubuntu.com/releases/22.04/release/ubuntu-22.04-server-cloudimg-amd64.img
# if you'd like to change settings in the image, configure like follows # mount disk image root@dlp ~(keystone)# modprobe nbd root@dlp ~(keystone)# qemu-nbd --connect=/dev/nbd0 ubuntu-22.04-server-cloudimg-amd64.img root@dlp ~(keystone)# mount /dev/nbd0p1 /mnt
root@dlp ~(keystone)#
vi /mnt/etc/cloud/cloud.cfg # line 13 : add # this is for only the case you want to allow SSH password authentication
ssh_pwauth: true
# line 98 : change # only the case if you'd like to allow [ubuntu] user to use SSH password auth
system_info:
# This will affect which distro class gets used
distro: ubuntu
# Default user name + that default users groups (if added/used)
default_user:
name: ubuntu
lock_passwd: False
gecos: Ubuntu
root@dlp ~(keystone)#
umount /mnt root@dlp ~(keystone)# qemu-nbd --disconnect /dev/nbd0p1 /dev/nbd0p1 disconnected # add image to Glance root@dlp ~(keystone)# openstack image create "Ubuntu2204" --file ubuntu-22.04-server-cloudimg-amd64.img --disk-format qcow2 --container-format bare --public +------------------+-----------------------------------------------------------+ | Field | Value | +------------------+-----------------------------------------------------------+ | container_format | bare | | created_at | 2024-04-05T03:33:48Z | | disk_format | qcow2 | | file | /v2/images/a4442fac-b3e8-4400-a9c4-8f15daff64cb/file | | id | a4442fac-b3e8-4400-a9c4-8f15daff64cb | | min_disk | 0 | | min_ram | 0 | | name | Ubuntu2204 | | owner | 5a623d1300e24f8e97c3e5e7f81d53ed | | properties | os_hidden='False', owner_specified.openstack.md5='', | | | owner_specified.openstack.object='images/Ubuntu2204', | | | owner_specified.openstack.sha256='' | | protected | False | | schema | /v2/schemas/image | | status | queued | | tags | | | updated_at | 2024-04-05T03:33:48Z | | visibility | public | +------------------+-----------------------------------------------------------+root@dlp ~(keystone)# openstack image list +--------------------------------------+------------+--------+ | ID | Name | Status | +--------------------------------------+------------+--------+ | a4442fac-b3e8-4400-a9c4-8f15daff64cb | Ubuntu2204 | active | +--------------------------------------+------------+--------+ |
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