def leader_init_db_if_ready(use_current_context=False):
""" Initialise the keystone db if it is ready and mark it as initialised.
NOTE: this must be idempotent.
"""
if not is_elected_leader(CLUSTER_RES):
log("Not leader - skipping db init", level=DEBUG)
return
if is_db_initialised():
log("Database already initialised - skipping db init", level=DEBUG)
update_all_identity_relation_units()
return
# Bugs 1353135 & 1187508. Dbs can appear to be ready before the
# units acl entry has been added. So, if the db supports passing
# a list of permitted units then check if we're in the list.
if not is_db_ready(use_current_context=use_current_context):
log('Allowed_units list provided and this unit not present',
level=INFO)
return
migrate_database()
bootstrap_keystone(configs=CONFIGS)
ensure_initial_admin(config)
if CompareOpenStackReleases(os_release('keystone')) >= 'liberty':
CONFIGS.write(POLICY_JSON)
# Ensure any existing service entries are updated in the
# new database backend.
update_all_identity_relation_units()
update_all_domain_backends()
def update_all_identity_relation_units(check_db_ready=True):
CONFIGS.write_all()
if check_db_ready and not is_db_ready():
log('Allowed_units list provided and this unit not present',
level=INFO)
return
if not is_db_initialised():
log(
"Database not yet initialised - deferring identity-relation "
"updates",
level=INFO)
return
if is_elected_leader(CLUSTER_RES):
ensure_initial_admin(config)
log('Firing identity_changed hook for all related services.')
for rid in relation_ids('identity-service'):
for unit in related_units(rid):
identity_changed(relation_id=rid, remote_unit=unit)
log('Firing admin_relation_changed hook for all related services.')
for rid in relation_ids('identity-admin'):
admin_relation_changed(rid)
log('Firing identity_credentials_changed hook for all related services.')
for rid in relation_ids('identity-credentials'):
for unit in related_units(rid):
identity_credentials_changed(relation_id=rid, remote_unit=unit)
def install_hook():
execd_preinstall()
utils.configure_source()
utils.install(*packages)
update_config_block('DEFAULT',
public_port=cluster.determine_api_port(config["service-port"]))
update_config_block('DEFAULT',
admin_port=cluster.determine_api_port(config["admin-port"]))
set_admin_token(config['admin-token'])
# set all backends to use sql+sqlite, if they are not already by default
update_config_block('sql',
connection='sqlite:////var/lib/keystone/keystone.db')
update_config_block('identity',
driver='keystone.identity.backends.sql.Identity')
update_config_block('catalog',
driver='keystone.catalog.backends.sql.Catalog')
update_config_block('token',
driver='keystone.token.backends.sql.Token')
update_config_block('ec2',
driver='keystone.contrib.ec2.backends.sql.Ec2')
utils.stop('keystone')
execute("keystone-manage db_sync")
utils.start('keystone')
# ensure user + permissions for peer relations that
# may be syncing data there via SSH_USER.
unison.ensure_user(user=SSH_USER, group='keystone')
execute("chmod -R g+wrx /var/lib/keystone/")
time.sleep(5)
ensure_initial_admin(config)
def leader_init_db_if_ready(use_current_context=False):
""" Initialise the keystone db if it is ready and mark it as initialised.
NOTE: this must be idempotent.
"""
if not is_elected_leader(CLUSTER_RES):
log("Not leader - skipping db init", level=DEBUG)
return
if is_db_initialised():
log("Database already initialised - skipping db init", level=DEBUG)
update_all_identity_relation_units(check_db_ready=False)
return
# Bugs 1353135 & 1187508. Dbs can appear to be ready before the
# units acl entry has been added. So, if the db supports passing
# a list of permitted units then check if we're in the list.
if not is_db_ready(use_current_context=use_current_context):
log('Allowed_units list provided and this unit not present',
level=INFO)
return
migrate_database()
ensure_initial_admin(config)
if CompareOpenStackReleases(
os_release('keystone')) >= 'liberty':
CONFIGS.write(POLICY_JSON)
# Ensure any existing service entries are updated in the
# new database backend. Also avoid duplicate db ready check.
update_all_identity_relation_units(check_db_ready=False)
update_all_domain_backends()
def update_all_identity_relation_units(check_db_ready=True):
CONFIGS.write_all()
if is_unit_paused_set():
return
if check_db_ready and not is_db_ready():
log('Allowed_units list provided and this unit not present',
level=INFO)
return
if not is_db_initialised():
log("Database not yet initialised - deferring identity-relation "
"updates", level=INFO)
return
if is_elected_leader(CLUSTER_RES):
ensure_initial_admin(config)
log('Firing identity_changed hook for all related services.')
for rid in relation_ids('identity-service'):
for unit in related_units(rid):
identity_changed(relation_id=rid, remote_unit=unit)
log('Firing admin_relation_changed hook for all related services.')
for rid in relation_ids('identity-admin'):
admin_relation_changed(rid)
log('Firing identity_credentials_changed hook for all related services.')
for rid in relation_ids('identity-credentials'):
for unit in related_units(rid):
identity_credentials_changed(relation_id=rid, remote_unit=unit)
def upgrade_charm():
# Ensure all required packages are installed
utils.install(*packages)
cluster_changed()
if cluster.eligible_leader(CLUSTER_RES):
utils.juju_log('INFO',
'Cluster leader - ensuring endpoint configuration'
' is up to date')
ensure_initial_admin(config)
def ha_changed():
CONFIGS.write_all()
clustered = relation_get('clustered')
if clustered:
log('Cluster configured, notifying other services and updating '
'keystone endpoint configuration')
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
def config_changed_postupgrade():
save_script_rc()
release = os_release('keystone')
if run_in_apache(release=release):
# Need to ensure mod_wsgi is installed and apache2 is reloaded
# immediatly as charm querys its local keystone before restart
# decorator can fire
apt_install(filter_installed_packages(determine_packages()))
# when deployed from source, init scripts aren't installed
service_pause('keystone')
disable_unused_apache_sites()
if WSGI_KEYSTONE_API_CONF in CONFIGS.templates:
CONFIGS.write(WSGI_KEYSTONE_API_CONF)
if not is_unit_paused_set():
restart_pid_check('apache2')
stop_manager_instance()
if enable_memcache(release=release):
# If charm or OpenStack have been upgraded then the list of required
# packages may have changed so ensure they are installed.
apt_install(filter_installed_packages(determine_packages()))
if is_leader() and fernet_enabled():
key_setup()
key_leader_set()
configure_https()
open_port(config('service-port'))
update_nrpe_config()
CONFIGS.write_all()
if snap_install_requested() and not is_unit_paused_set():
service_restart('snap.keystone.*')
stop_manager_instance()
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
if CompareOpenStackReleases(
os_release('keystone')) >= 'liberty':
CONFIGS.write(POLICY_JSON)
update_all_identity_relation_units()
update_all_domain_backends()
update_all_fid_backends()
for r_id in relation_ids('ha'):
ha_joined(relation_id=r_id)
notify_middleware_with_release_version()
inform_peers_if_ready(check_api_unit_ready)
def config_changed_postupgrade():
save_script_rc()
release = os_release('keystone')
if run_in_apache(release=release):
# Need to ensure mod_wsgi is installed and apache2 is reloaded
# immediatly as charm querys its local keystone before restart
# decorator can fire
apt_install(filter_installed_packages(determine_packages()))
# when deployed from source, init scripts aren't installed
service_pause('keystone')
disable_unused_apache_sites()
if WSGI_KEYSTONE_API_CONF in CONFIGS.templates:
CONFIGS.write(WSGI_KEYSTONE_API_CONF)
if not is_unit_paused_set():
restart_pid_check('apache2')
stop_manager_instance()
if enable_memcache(release=release):
# If charm or OpenStack have been upgraded then the list of required
# packages may have changed so ensure they are installed.
apt_install(filter_installed_packages(determine_packages()))
if is_leader() and fernet_enabled():
key_setup()
key_leader_set()
configure_https()
open_port(config('service-port'))
update_nrpe_config()
CONFIGS.write_all()
if snap_install_requested() and not is_unit_paused_set():
service_restart('snap.keystone.*')
stop_manager_instance()
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
if CompareOpenStackReleases(
os_release('keystone')) >= 'liberty':
CONFIGS.write(POLICY_JSON)
update_all_identity_relation_units()
update_all_domain_backends()
update_all_fid_backends()
for r_id in relation_ids('ha'):
ha_joined(relation_id=r_id)
notify_middleware_with_release_version()
def ha_changed():
CONFIGS.write_all()
clustered = relation_get('clustered')
if clustered:
log('Cluster configured, notifying other services and updating '
'keystone endpoint configuration')
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
update_all_domain_backends()
update_all_fid_backends()
def config_changed():
unison.ensure_user(user=SSH_USER, group='keystone')
execute("chmod -R g+wrx /var/lib/keystone/")
# Determine whether or not we should do an upgrade, based on the
# the version offered in keyston-release.
available = get_os_codename_install_source(config['openstack-origin'])
installed = get_os_codename_package('keystone')
if (available and
get_os_version_codename(available) > \
get_os_version_codename(installed)):
# TODO: fixup this call to work like utils.install()
do_openstack_upgrade(config['openstack-origin'], ' '.join(packages))
# Ensure keystone group permissions
execute("chmod -R g+wrx /var/lib/keystone/")
env_vars = {'OPENSTACK_SERVICE_KEYSTONE': 'keystone',
'OPENSTACK_PORT_ADMIN': cluster.determine_api_port(
config['admin-port']),
'OPENSTACK_PORT_PUBLIC': cluster.determine_api_port(
config['service-port'])}
save_script_rc(**env_vars)
set_admin_token(config['admin-token'])
if cluster.eligible_leader(CLUSTER_RES):
utils.juju_log('INFO',
'Cluster leader - ensuring endpoint configuration'
' is up to date')
ensure_initial_admin(config)
update_config_block('logger_root', level=config['log-level'],
file='/etc/keystone/logging.conf')
if get_os_version_package('keystone') >= '2013.1':
# PKI introduced in Grizzly
configure_pki_tokens(config)
if config_dirty():
utils.restart('keystone')
if cluster.eligible_leader(CLUSTER_RES):
utils.juju_log('INFO',
'Firing identity_changed hook'
' for all related services.')
# HTTPS may have been set - so fire all identity relations
# again
for r_id in utils.relation_ids('identity-service'):
for unit in utils.relation_list(r_id):
identity_changed(relation_id=r_id,
remote_unit=unit)
def ha_relation_changed():
relation_data = utils.relation_get_dict()
if ('clustered' in relation_data and
cluster.is_leader(CLUSTER_RES)):
utils.juju_log('INFO',
'Cluster configured, notifying other services'
' and updating keystone endpoint configuration')
# Update keystone endpoint to point at VIP
ensure_initial_admin(config)
# Tell all related services to start using
# the VIP and haproxy ports instead
for r_id in utils.relation_ids('identity-service'):
utils.relation_set(rid=r_id,
auth_host=config['vip'],
service_host=config['vip'])
def certs_changed(relation_id=None, unit=None):
# update_all_identity_relation_units calls the keystone API
# so configs need to be written and services restarted
# before
@restart_on_change(restart_map(), stopstart=True)
def write_certs_and_config():
process_certificates('keystone', relation_id, unit)
configure_https()
write_certs_and_config()
# If enabling https the identity endpoints need updating.
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
update_all_domain_backends()
def test_ensure_initial_admin_public_name(
self, _create_service_entry, _create_user_creds, _create_tenant,
_create_keystone_endpoint, _ip_config, _is_clustered, _unit_get):
_is_clustered.return_value = False
_ip_config.side_effect = self.test_config.get
_unit_get.return_value = '10.0.0.1'
self.test_config.set('os-public-hostname', 'keystone.example.com')
utils.ensure_initial_admin(self.config)
_create_keystone_endpoint.assert_called_with(
public_ip='keystone.example.com',
service_port=5000,
internal_ip='10.0.0.1',
admin_ip='10.0.0.1',
auth_port=35357,
region='RegionOne',
)
def ha_changed():
CONFIGS.write_all()
clustered = relation_get('clustered')
if clustered:
log('Cluster configured, notifying other services and updating '
'keystone endpoint configuration')
for rid in relation_ids('certificates'):
if related_units(rid):
for unit in related_units(rid):
certs_changed(rid, unit)
if (is_db_initialised() and is_elected_leader(CLUSTER_RES)
and not is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
update_all_domain_backends()
update_all_fid_backends()
inform_peers_if_ready(check_api_unit_ready)
def certs_changed(relation_id=None, unit=None):
# update_all_identity_relation_units calls the keystone API
# so configs need to be written and services restarted
# before
@restart_on_change(restart_map(), stopstart=True)
def write_certs_and_config():
if process_certificates('keystone', relation_id, unit):
configure_https()
return True
return False
if not write_certs_and_config():
log('no certificates for us on the relation yet, deferring.',
level=INFO)
return
# If enabling https the identity endpoints need updating.
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
update_all_domain_backends()
def test_ensure_initial_admin_public_name(self,
_create_service_entry,
_create_user_creds,
_create_tenant,
_create_keystone_endpoint,
_ip_config,
_is_clustered,
_unit_get):
_is_clustered.return_value = False
_ip_config.side_effect = self.test_config.get
_unit_get.return_value = '10.0.0.1'
self.test_config.set('os-public-hostname', 'keystone.example.com')
utils.ensure_initial_admin(self.config)
_create_keystone_endpoint.assert_called_with(
public_ip='keystone.example.com',
service_port=5000,
internal_ip='10.0.0.1',
admin_ip='10.0.0.1',
auth_port=35357,
region='RegionOne'
)
def certs_changed(relation_id=None, unit=None):
# update_all_identity_relation_units calls the keystone API
# so configs need to be written and services restarted
# before
@restart_on_change(restart_map(), stopstart=True)
def write_certs_and_config():
if process_certificates('keystone', relation_id, unit):
configure_https()
return True
return False
if not write_certs_and_config():
log('no certificates for us on the relation yet, deferring.',
level=INFO)
return
# If enabling https the identity endpoints need updating.
if (is_db_initialised() and is_elected_leader(CLUSTER_RES) and not
is_unit_paused_set()):
ensure_initial_admin(config)
update_all_identity_relation_units()
update_all_domain_backends()
update_all_fid_backends()
inform_peers_if_ready(check_api_unit_ready)
def db_changed():
relation_data = utils.relation_get_dict()
if ('password' not in relation_data or
'db_host' not in relation_data):
utils.juju_log('INFO',
"db_host or password not set. Peer not ready, exit 0")
return
update_config_block('sql', connection="mysql://%s:%s@%s/%s" %
(config["database-user"],
relation_data["password"],
relation_data["db_host"],
config["database"]))
if cluster.eligible_leader(CLUSTER_RES):
utils.juju_log('INFO',
'Cluster leader, performing db-sync')
execute("keystone-manage db_sync", echo=True)
if config_dirty():
utils.restart('keystone')
time.sleep(5)
if cluster.eligible_leader(CLUSTER_RES):
ensure_initial_admin(config)
# If the backend database has been switched to something new and there
# are existing identity-service relations,, service entries need to be
# recreated in the new database. Re-executing identity-service-changed
# will do this.
for rid in utils.relation_ids('identity-service'):
for unit in utils.relation_list(rid=rid):
utils.juju_log('INFO',
"Re-exec'ing identity-service-changed"
" for: %s - %s" % (rid, unit))
identity_changed(relation_id=rid, remote_unit=unit)
