Difference: InstallingAndConfiguringGlance (2 vs. 3)

Revision 32012-10-10 - EnricoFattibene

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META TOPICPARENT name="GestioneOpenstack"

Installazione e configurazione del servizio Image (Glance)

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 # yum install openstack-nova openstack-glance openstack-glance-doc openstack-nova-doc
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<		Install the Image service, as root: # yum install openstack-nova openstack-glance openstack-glance-doc openstack-nova-doc After installing, you need to delete the sqlite database it creates, then change the configuration to point to the MySQL database. # rm /var/lib/glance/glance.sqlite
 
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Configurazione keystone

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Configurazione Glance

 
  • Rimuovere, se esiste, il file /var/lib/glance/glance.db (cioè il DB sqlite). Verrà utilizzato MySQL.
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 Configuring the Image Service database backend 
 
    

  •  Start the MySQL command line client by running mysql -u root -p. Enter the MySQL root user's password when prompted.

    •  
  •  To configure the MySQL database, create the glance database: mysql> CREATE DATABASE glance;

    •  
  •  Create a MySQL user for the newly-created glance database that has full control of the database.

 
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  •  Collegarsi su MySQL da linea di comando lanciando mysql -u root -p e digitando la password dell'utente root.

 

 
    

  •  Creare il DB glance:    
    mysql> CREATE DATABASE glance;

    

 

 
    

  •  Creare l'utente "glance" che ha completo accesso al DB "glance" appena creato.

 
 
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<		mysql> GRANT ALL ON glance.* TO 'glance'@'%' IDENTIFIED BY '[YOUR_GLANCEDB_PASSWORD]';
Enter quit at the mysql> prompt to exit MySQL.
mysql> quit
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>		mysql> GRANT ALL ON glance.* TO 'glance'@'%' IDENTIFIED BY '';
 
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>		   Dove <YOUR_GLANCEDB_PASSWORD> è la password scelta per l'utente "glance" del DB.
 
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 Edit the Glance configuration files and paste ini middleware files 
 
    

  •  Update /etc/glance/glance-api-paste.ini and configure the admin_* values under [filter:authtoken].

 
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 Editare i file di configurazione di Glance 
 
    

  •  Modificare le seguenti righe nel file /etc/glance/glance-api-paste.ini :

 
 
[filter:authtoken]
admin_tenant_name = service
admin_user = glance
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<		admin_password = XXXXXXX
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>		admin_password = 
 
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>		   Nota bene:  
    
 
  • 
 
      

    •  service è il tenant "service" creato durante la configurazione di Keystone

      •  
    •  glance è l'utente del tenant "service" associato al servizio Glance

      •  
    •  <GLANCE_PASSWORD> è la password scelta per l'utente "glance" creato nel tenant "service", non la password identificata da <YOUR_GLANCEDB_PASSWORD>

     

 
 
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<		 
    

  •  Add this to the end of /etc/glance/glance-api.conf and restart openstack-glance-api to pick up these changed settings.

 
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  •  Aggiungere le seguenti righe in fondo al file /etc/glance/glance-api.conf :

 
 
[paste_deploy]
flavor = keystone
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service openstack-glance-api restart
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  •  Riavviare il servizio openstack-glance-api per rendere effettive le precedenti modifiche:   
    # service openstack-glance-api restart
    

 
 
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  •  Add this to the end of /etc/glance/glance-registry.conf.

 
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  •  Aggiungere le seguenti righe in fondo al file /etc/glance/glance-registry.conf :

 
 
[paste_deploy]
flavor = keystone

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>		   Verificare che sql_connection punti al DB MySQL piuttosto che a sqlite:
   
sql_connection = mysql://glance:<YOUR_GLANCEDB_PASSWORD>@hostname1.domain/glance

 
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<		 
    

  •  Update /etc/glance/glance-registry-paste.ini, configure the admin_* values under [filter:authtoken]:

 
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>		 
    

  •  Modificare le seguenti righe nel file /etc/glance/glance-registry-paste.ini :

 
 
[filter:authtoken]
admin_tenant_name = service
admin_user = glance
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<		admin_password = XXXXXXX
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>		admin_password = 
 
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<		 
    

  •  Ensure that the glance-registry pipeline section includes authtoken:

 
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>		   Verificare che la sezione pipeline:glance-registry contenga pipeline settato come segue:
 
[pipeline:glance-registry]
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<		#pipeline = context registryapp
# NOTE: use the following pipeline for keystone
 pipeline = authtoken auth-context context registryapp

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  •  Ensure that /etc/glance/glance-registry.conf points to the MySQL database rather than sqlite.

 
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  •  Riavviare i servizi openstack-glance-registry e openstack-glance-api per rendere effettive le precedenti modifiche:

 
 
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<		sql_connection = mysql://glance:yourpassword@131.154.101.242/glance
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>		# service openstack-glance-registry restart
# service openstack-glance-api restart
 
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<		 
    

  •  Restart openstack-glance-registry and openstack-glance-api services, as root:

 
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  •  Infine inizializzare il DB "glance":

 
 
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<		# service openstack-glance-registry restart
# service openstack-glance-api restart
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>		# glance-manage db_sync
 

 
    

  •  Now you can populate or migrate the database # glance-manage db_sync

 




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