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Installing and Configuring Glance

Perform the following operations on the controller node.

  1. Install Glance.
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    yum -y install openstack-glance
  2. Modify the /etc/glance/glance-api.conf file.
    1. Open the file.
      vi /etc/glance/glance-api.conf
    2. Press i to enter the insert mode and perform the following configurations.
      1. Under [database], configure database access. 
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        [database]
connection = mysql+pymysql://glance:PASSWORD@controller/glance

        Replace PASSWORD with the password for the glance user to access the database described in Creating the Glance Database.

      2. Configure Identity service access under [keystone_authtoken] and [paste_deploy]. 
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        [keystone_authtoken] 
www_authenticate_uri  = http://controller:5000 
auth_url = http://controller:5000 
memcached_servers = controller:11211 
auth_type = password 
project_domain_name = Default 
user_domain_name = Default 
project_name = service 
username = glance 
password = PASSWORD 

[paste_deploy] 
flavor = keystone

        Replace PASSWORD with the password for the glance user to access the database described in Creating the Glance Database.

      3. Under the [glance_store] field, configure the local file system storage and the location where image files are stored. 
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        [glance_store] 
stores = file,http 
default_store = file 
filesystem_store_datadir = /var/lib/glance/images/
    3. Press Esc, type :wq!, and press Enter to save the file and exit.
  3. Modify the /etc/glance/glance-registry.conf file.
    1. Open the file.
      vi /etc/glance/glance-registry.conf
    2. Press i to enter the insert mode and perform the following configurations.
      1. Under [database], configure database access. 
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        [database] 
connection = mysql+pymysql://glance:PASSWORD@controller/glance
      2. Configure Identity service access under [keystone_authtoken] and [paste_deploy]. 
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        [keystone_authtoken] 
www_authenticate_uri = http://controller:5000 
auth_url = http://controller:5000 
memcached_servers = controller:11211 
auth_type = password 
project_domain_name = Default 
user_domain_name = Default 
project_name = service 
username = glance 
password = PASSWORD 

[paste_deploy] 
flavor = keystone

        Replace PASSWORD with the password for the glance user to access the database described in Creating the Glance Database.

    3. Press Esc, type :wq!, and press Enter to save the file and exit.
  4. Populate the Image service database.
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    su -s /bin/sh -c "glance-manage db_sync" glance

  5. Enable the Image service and configure it to start as the system boots.
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    systemctl enable openstack-glance-api.service openstack-glance-registry.service
systemctl start openstack-glance-api.service openstack-glance-registry.service