def pgsql_db_changed():
if 'pgsql-db' not in CONFIGS.complete_contexts():
juju_log('pgsql-db relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
if is_elected_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
def db_changed():
if 'shared-db' not in CONFIGS.complete_contexts():
juju_log('shared-db relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
if eligible_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
def ha_changed():
clustered = relation_get('clustered')
if not clustered or clustered in [None, 'None', '']:
juju_log('ha_changed: hacluster subordinate not fully clustered.')
else:
juju_log('Cluster configured, notifying other services and updating '
'keystone endpoint configuration')
for rid in relation_ids('identity-service'):
identity_joined(rid=rid)
def upgrade_charm():
apt_install(filter_installed_packages(determine_packages()),
fatal=True)
packages_removed = remove_old_packages()
for rel_id in relation_ids('amqp'):
amqp_joined(relation_id=rel_id)
update_nrpe_config()
scrub_old_style_ceph()
if packages_removed:
juju_log("Package purge detected, restarting services")
for s in services():
service_restart(s)
def identity_joined(rid=None):
if not service_enabled('api'):
juju_log('api service not enabled; skipping endpoint registration')
return
public_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings = {
'region': None,
'service': None,
'public_url': None,
'internal_url': None,
'admin_url': None,
'cinder_region': config('region'),
'cinder_service': 'cinder',
'cinder_public_url': public_url,
'cinder_internal_url': internal_url,
'cinder_admin_url': admin_url,
}
if os_release('cinder-common') >= 'icehouse':
# NOTE(jamespage) register v2 endpoint as well
public_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'cinderv2_region': config('region'),
'cinderv2_service': 'cinderv2',
'cinderv2_public_url': public_url,
'cinderv2_internal_url': internal_url,
'cinderv2_admin_url': admin_url,
})
relation_set(relation_id=rid, **settings)
def ceph_changed():
if 'ceph' not in CONFIGS.complete_contexts():
juju_log('ceph relation incomplete. Peer not ready?')
return
svc = service_name()
if not ensure_ceph_keyring(service=svc,
user='******', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
CONFIGS.write(CEPH_CONF)
CONFIGS.write(CINDER_CONF)
set_ceph_env_variables(service=svc)
if eligible_leader(CLUSTER_RES):
_config = config()
ensure_ceph_pool(service=svc,
replicas=_config['ceph-osd-replication-count'])
def upgrade_charm():
apt_install(filter_installed_packages(determine_packages()), fatal=True)
packages_removed = remove_old_packages()
for rel_id in relation_ids('amqp'):
amqp_joined(relation_id=rel_id)
update_nrpe_config()
scrub_old_style_ceph()
if packages_removed:
juju_log("Package purge detected, restarting services")
for s in services():
service_restart(s)
if service_enabled('api'):
# call the policy overrides handler which will install any policy
# overrides
maybe_do_policyd_overrides(
os_release('cinder-common'),
'cinder',
restart_handler=lambda: service_restart('cinder-api'))
def install():
execd_preinstall()
conf = config()
src = conf['openstack-origin']
if (lsb_release()['DISTRIB_CODENAME'] == 'precise' and
src == 'distro'):
src = 'cloud:precise-folsom'
configure_installation_source(src)
apt_update()
apt_install(determine_packages(), fatal=True)
if (service_enabled('volume') and
conf['block-device'] not in [None, 'None', 'none']):
bdev = ensure_block_device(conf['block-device'])
juju_log('Located valid block device: %s' % bdev)
if conf['overwrite'] in ['true', 'True', True]:
juju_log('Ensuring block device is clean: %s' % bdev)
clean_storage(bdev)
prepare_lvm_storage(bdev, conf['volume-group'])
def ceph_changed(relation_id=None):
if 'ceph' not in CONFIGS.complete_contexts():
juju_log('ceph relation incomplete. Peer not ready?')
return
service = service_name()
if not ensure_ceph_keyring(service=service, user='******', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
if is_request_complete(get_ceph_request()):
log('Request complete')
CONFIGS.write(CINDER_CONF)
CONFIGS.write(ceph_config_file())
# Ensure that cinder-volume is restarted since only now can we
# guarantee that ceph resources are ready.
if not is_unit_paused_set():
service_restart('cinder-volume')
else:
send_request_if_needed(get_ceph_request())
def ceph_changed(relation_id=None):
if 'ceph' not in CONFIGS.complete_contexts():
juju_log('ceph relation incomplete. Peer not ready?')
return
service = service_name()
if not ensure_ceph_keyring(service=service,
user='******', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
if is_request_complete(get_ceph_request()):
log('Request complete')
set_ceph_env_variables(service=service)
CONFIGS.write(CINDER_CONF)
CONFIGS.write(ceph_config_file())
# Ensure that cinder-volume is restarted since only now can we
# guarantee that ceph resources are ready.
service_restart('cinder-volume')
else:
send_request_if_needed(get_ceph_request())
def identity_joined(rid=None):
if not service_enabled('api'):
juju_log('api service not enabled; skipping endpoint registration')
return
public_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC), config('api-listening-port'))
internal_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL), config('api-listening-port'))
admin_url = '{}:{}/v1/$(tenant_id)s'.format(canonical_url(CONFIGS, ADMIN),
config('api-listening-port'))
settings = {
'region': None,
'service': None,
'public_url': None,
'internal_url': None,
'admin_url': None,
'cinder_region': config('region'),
'cinder_service': 'cinder',
'cinder_public_url': public_url,
'cinder_internal_url': internal_url,
'cinder_admin_url': admin_url,
}
if os_release('cinder-common') >= 'icehouse':
# NOTE(jamespage) register v2 endpoint as well
public_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC), config('api-listening-port'))
internal_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL), config('api-listening-port'))
admin_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN), config('api-listening-port'))
settings.update({
'cinderv2_region': config('region'),
'cinderv2_service': 'cinderv2',
'cinderv2_public_url': public_url,
'cinderv2_internal_url': internal_url,
'cinderv2_admin_url': admin_url,
})
relation_set(relation_id=rid, **settings)
def db_changed():
if is_db_maintenance_mode():
juju_log('Database maintenance mode, aborting hook.')
return
if 'shared-db' not in CONFIGS.complete_contexts():
juju_log('shared-db relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
if is_elected_leader(CLUSTER_RES):
# 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.
allowed_units = relation_get('allowed_units')
if allowed_units and local_unit() in allowed_units.split():
juju_log('Cluster leader, performing db sync')
migrate_database()
else:
juju_log('allowed_units either not presented, or local unit '
'not in acl list: %s' % repr(allowed_units))
def ha_changed():
clustered = relation_get('clustered')
if not clustered or clustered in [None, 'None', '']:
juju_log('ha_changed: hacluster subordinate not fully clustered.')
return
if not is_leader(CLUSTER_RES):
juju_log('ha_changed: hacluster complete but we are not leader.')
return
juju_log('Cluster configured, notifying other services and updating '
'keystone endpoint configuration')
for rid in relation_ids('identity-service'):
identity_joined(rid=rid)
def db_changed():
if 'shared-db' not in CONFIGS.complete_contexts():
juju_log('shared-db relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
if is_elected_leader(CLUSTER_RES):
# 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.
allowed_units = relation_get('allowed_units')
if allowed_units and local_unit() in allowed_units.split():
juju_log('Cluster leader, performing db sync')
migrate_database()
else:
juju_log('allowed_units either not presented, or local unit '
'not in acl list: %s' % repr(allowed_units))
def identity_changed():
if 'identity-service' not in CONFIGS.complete_contexts():
juju_log('identity-service relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_API_CONF)
configure_https()
def identity_joined(rid=None):
if config('vip') and not is_clustered():
log('Defering registration until clustered', level=DEBUG)
return
settings = {}
if not service_enabled('api'):
juju_log('api service not enabled; skipping endpoint '
'registration')
return
cinder_release = os_release('cinder-common')
if CompareOpenStackReleases(cinder_release) < 'pike':
public_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'region': None,
'service': None,
'public_url': None,
'internal_url': None,
'admin_url': None,
'cinder_region': config('region'),
'cinder_service': 'cinder',
'cinder_public_url': public_url,
'cinder_internal_url': internal_url,
'cinder_admin_url': admin_url,
})
if CompareOpenStackReleases(cinder_release) >= 'icehouse':
# NOTE(jamespage) register v2 endpoint as well
public_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'cinderv2_region': config('region'),
'cinderv2_service': 'cinderv2',
'cinderv2_public_url': public_url,
'cinderv2_internal_url': internal_url,
'cinderv2_admin_url': admin_url,
})
if CompareOpenStackReleases(cinder_release) >= 'pike':
# NOTE(jamespage) register v3 endpoint as well
public_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'cinderv3_region': config('region'),
'cinderv3_service': 'cinderv3',
'cinderv3_public_url': public_url,
'cinderv3_internal_url': internal_url,
'cinderv3_admin_url': admin_url,
})
relation_set(relation_id=rid, **settings)
def amqp_departed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
relation_settings=get_certificate_request())
@hooks.hook('certificates-relation-changed')
@restart_on_change(restart_map())
def certs_changed(relation_id=None, unit=None):
process_certificates('cinder', relation_id, unit)
configure_https()
@hooks.hook('pre-series-upgrade')
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
series_upgrade_prepare(
pause_unit_helper, CONFIGS)
@hooks.hook('post-series-upgrade')
def post_series_upgrade():
log("Running complete series upgrade hook", "INFO")
series_upgrade_complete(
resume_unit_helper, CONFIGS)
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
juju_log('Unknown hook {} - skipping.'.format(e))
assess_status(CONFIGS)
CONFIGS.write(CINDER_CONF)
@hooks.hook('nrpe-external-master-relation-joined',
'nrpe-external-master-relation-changed')
def update_nrpe_config():
# python-dbus is used by check_upstart_job
apt_install('python-dbus')
hostname = nrpe.get_nagios_hostname()
current_unit = nrpe.get_nagios_unit_name()
nrpe_setup = nrpe.NRPE(hostname=hostname)
nrpe.copy_nrpe_checks()
nrpe.add_init_service_checks(nrpe_setup, services(), current_unit)
nrpe.add_haproxy_checks(nrpe_setup, current_unit)
nrpe_setup.write()
@hooks.hook('update-status')
@harden()
def update_status():
log('Updating status.')
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
juju_log('Unknown hook {} - skipping.'.format(e))
set_os_workload_status(CONFIGS, required_interfaces(),
charm_func=check_optional_relations)
def identity_changed():
if 'identity-service' not in CONFIGS.complete_contexts():
juju_log('identity-service relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_API_CONF)
configure_https()
def amqp_departed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
def identity_joined(rid=None):
if config('vip') and not is_clustered():
log('Defering registration until clustered', level=DEBUG)
return
settings = {}
if not service_enabled('api'):
juju_log('api service not enabled; skipping endpoint '
'registration')
return
cinder_release = os_release('cinder-common')
if CompareOpenStackReleases(cinder_release) < 'pike':
public_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v1/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'region': None,
'service': None,
'public_url': None,
'internal_url': None,
'admin_url': None,
'cinder_region': config('region'),
'cinder_service': 'cinder',
'cinder_public_url': public_url,
'cinder_internal_url': internal_url,
'cinder_admin_url': admin_url,
})
if CompareOpenStackReleases(cinder_release) >= 'icehouse':
# NOTE(jamespage) register v2 endpoint as well
public_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v2/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'cinderv2_region': config('region'),
'cinderv2_service': 'cinderv2',
'cinderv2_public_url': public_url,
'cinderv2_internal_url': internal_url,
'cinderv2_admin_url': admin_url,
})
if CompareOpenStackReleases(cinder_release) >= 'pike':
# NOTE(jamespage) register v3 endpoint as well
public_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, PUBLIC),
config('api-listening-port')
)
internal_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, INTERNAL),
config('api-listening-port')
)
admin_url = '{}:{}/v3/$(tenant_id)s'.format(
canonical_url(CONFIGS, ADMIN),
config('api-listening-port')
)
settings.update({
'cinderv3_region': config('region'),
'cinderv3_service': 'cinderv3',
'cinderv3_public_url': public_url,
'cinderv3_internal_url': internal_url,
'cinderv3_admin_url': admin_url,
})
relation_set(relation_id=rid, **settings)
