03-openstack-image-service(glance)

Image service (glance)

users to discover, register, and retrieve virtual machine images.

REST API that enables you to query virtual machine image metadata and retrieve an actual image

By default, this directory is

/var/lib/glance/images/

step 1 create database

CREATE DATABASE glance;

grant all privileges on glance.* to glance@10.0.3.11 identified by 'glance';

step 2 openstack

admin credentials to gain access

source admin-openrc

create glance user

openstack user create --domain default --password-prompt glance

unset all envrionment varialble (admin)

export all enironment variable again (admin)

password glance1

mysql database

add the admin role to the glance

$ openstack role add --project service --user glance admin

glance service entity

openstack service create --name glance --description "OpenStack Image" image

Create the Image service API endpoints:

openstack endpoint create --region RegionOne image public http://controller:9292

openstack endpoint create --region RegionOne image internal http://controller:9292

openstack endpoint create --region RegionOne image admin http://controller:9292

installing application

apt-get install glance

rabbitmq user=openstack/passwd=RABBIT_PASS

username must glance@10.0.3.11

/etc/glance/glance-api.conf

[database]

connection = mysql+pymysql://glance:glance@10.0.3.16:3306/glance

[keystone_authtoken]

# ...

auth_uri = http://controller:5000

auth_url = http://controller:35357

memcached_servers = controller:11211

auth_type = password

project_domain_name = default

user_domain_name = default

project_name = service

username = glance

password = GLANCE_PASS

[paste_deploy]

# ...

flavor = keystone

configure the local file system store and location of image files:

[glance_store]

# ...

stores = file,http

default_store = file

filesystem_store_datadir = /var/lib/glance/images/

/etc/glance/glance-registry.conf

[database]

# ...

connection = mysql+pymysql://glance:GLANCE_DBPASS@controller/glance

[keystone_authtoken]

# ...

auth_uri = http://controller:5000

auth_url = http://controller:35357

memcached_servers = controller:11211

auth_type = password

project_domain_name = default

user_domain_name = default

project_name = service

username = glance

password = glance

[paste_deploy]

# ...

flavor = keystone

glance-manage db_sync

service glance-registry restart

service glance-api restart

verify operation

source admin-openrc.sh

wget http://download.cirros-cloud.net/0.3.5/cirros-0.3.5-x86_64-disk.img

openstack image create "cirros" --file cirros-0.3.5-x86_64-disk.img --disk-format qcow2 --container-format bare --public

Confirm upload of the image and validate attributes:

Dashboard