openstack
/
charm-cinder
Code Issues Proposed changes

added postgresql support

This commit is contained in:
yolanda.robla@canonical.com 2014-03-25 11:34:12 +01:00
parent 4731a941e2
commit d807c89784
11 changed files with 1033 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
hooks/charmhelpers/contrib/openstack/context.py
View File

@ -146,6 +146,36 @@ class SharedDBContext(OSContextGenerator):
'database': self.database,
'database_user': self.user,
'database_password': passwd,
'database_type': 'mysql',
}
if context_complete(ctxt):
return ctxt
return {}
class PostgresqlDBContext(OSContextGenerator):
interfaces = ['pgsql-db']
def __init__(self, database=None):
self.database = database
def __call__(self):
self.database = self.database or config('database')
if self.database is None:
log('Could not generate postgresql_db context. '
'Missing required charm config options. '
'(database name)')
raise OSContextError
ctxt = {}
for rid in relation_ids(self.interfaces[0]):
for unit in related_units(rid):
ctxt = {
'database_host': relation_get('host', rid=rid, unit=unit),
'database': self.database,
'database_user': relation_get('user', rid=rid, unit=unit),
'database_password': relation_get('password', rid=rid, unit=unit),
'database_type': 'postgresql',
}
if context_complete(ctxt):
return ctxt

36
hooks/cinder_hooks.py
View File

@ -28,11 +28,14 @@ from charmhelpers.core.hookenv import (
Hooks,
UnregisteredHookError,
config,
is_relation_made,
relation_get,
relation_ids,
relation_set,
service_name,
unit_get,
log,
ERROR
)
from charmhelpers.fetch import apt_install, apt_update
@ -90,11 +93,29 @@ def config_changed():
@hooks.hook('shared-db-relation-joined')
def db_joined():
if is_relation_made('pgsql-db'):
# error, postgresql is used
e = ('Attempting to associate a mysql database when there is already '
'associated a postgresql one')
log(e, level=ERROR)
raise Exception(e)
conf = config()
relation_set(database=conf['database'], username=conf['database-user'],
hostname=unit_get('private-address'))
@hooks.hook('pgsql-db-relation-joined')
def pgsql_db_joined():
if is_relation_made('shared-db'):
# raise error
e = ('Attempting to associate a postgresql database when there is already '
'associated a mysql one')
log(e, level=ERROR)
raise Exception(e)
relation_set(database=config('database'))
@hooks.hook('shared-db-relation-changed')
@restart_on_change(restart_map())
def db_changed():
@ -107,6 +128,18 @@ def db_changed():
migrate_database()
@hooks.hook('pgsql-db-relation-changed')
@restart_on_change(restart_map())
def 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 eligible_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
@hooks.hook('amqp-relation-joined')
def amqp_joined(relation_id=None):
conf = config()
@ -249,7 +282,8 @@ def image_service_changed():
'ceph-relation-broken',
'identity-service-relation-broken',
'image-service-relation-broken',
'shared-db-relation-broken')
'shared-db-relation-broken',
'pgsql-db-relation-broken')
@restart_on_change(restart_map(), stopstart=True)
def relation_broken():
CONFIGS.write_all()

2
hooks/cinder_utils.py
View File

@ -73,6 +73,7 @@ COMMON_PACKAGES = [
'python-jinja2',
'python-keystoneclient',
'python-mysqldb',
'python-psycopg2',
'qemu-utils',
]
@ -109,6 +110,7 @@ def ceph_config_file():
CONFIG_FILES = OrderedDict([
(CINDER_CONF, {
'hook_contexts': [context.SharedDBContext(),
context.PostgresqlDBContext(),
context.AMQPContext(),
context.ImageServiceContext(),
context.OSConfigFlagContext(),

320
hooks/postgresql-db-relation-broken Executable file
View File

@ -0,0 +1,320 @@
#!/usr/bin/python
import os
import sys
from subprocess import check_call
from cinder_utils import (
clean_storage,
determine_packages,
do_openstack_upgrade,
ensure_block_device,
ensure_ceph_pool,
juju_log,
migrate_database,
prepare_lvm_storage,
register_configs,
restart_map,
service_enabled,
set_ceph_env_variables,
CLUSTER_RES,
CINDER_CONF,
CINDER_API_CONF,
ceph_config_file
)
from charmhelpers.core.hookenv import (
Hooks,
UnregisteredHookError,
config,
is_relation_made,
relation_get,
relation_ids,
relation_set,
service_name,
unit_get,
log,
ERROR
)
from charmhelpers.fetch import apt_install, apt_update
from charmhelpers.core.host import lsb_release, restart_on_change
from charmhelpers.contrib.openstack.utils import (
configure_installation_source, openstack_upgrade_available)
from charmhelpers.contrib.storage.linux.ceph import ensure_ceph_keyring
from charmhelpers.contrib.hahelpers.cluster import (
canonical_url,
eligible_leader,
is_leader,
get_hacluster_config,
)
from charmhelpers.payload.execd import execd_preinstall
hooks = Hooks()
CONFIGS = register_configs()
@hooks.hook('install')
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'])
@hooks.hook('config-changed')
@restart_on_change(restart_map(), stopstart=True)
def config_changed():
if openstack_upgrade_available('cinder-common'):
do_openstack_upgrade(configs=CONFIGS)
CONFIGS.write_all()
configure_https()
@hooks.hook('shared-db-relation-joined')
def db_joined():
if is_relation_made('pgsql-db'):
# error, postgresql is used
e = ('Attempting to associate a mysql database when there is already '
'associated a postgresql one')
log(e, level=ERROR)
raise Exception(e)
conf = config()
relation_set(database=conf['database'], username=conf['database-user'],
hostname=unit_get('private-address'))
@hooks.hook('pgsql-db-relation-joined')
def pgsql_db_joined():
if is_relation_made('shared-db'):
# raise error
e = ('Attempting to associate a postgresql database when there is already '
'associated a mysql one')
log(e, level=ERROR)
raise Exception(e)
relation_set(database=config('database'))
@hooks.hook('shared-db-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('pgsql-db-relation-changed')
@restart_on_change(restart_map())
def 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 eligible_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
@hooks.hook('amqp-relation-joined')
def amqp_joined(relation_id=None):
conf = config()
relation_set(relation_id=relation_id,
username=conf['rabbit-user'], vhost=conf['rabbit-vhost'])
@hooks.hook('amqp-relation-changed')
@restart_on_change(restart_map())
def amqp_changed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-departed')
@restart_on_change(restart_map())
def amqp_departed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('identity-service-relation-joined')
def identity_joined(rid=None):
if not eligible_leader(CLUSTER_RES):
return
conf = config()
port = conf['api-listening-port']
url = canonical_url(CONFIGS) + ':%s/v1/$(tenant_id)s' % port
settings = {
'region': conf['region'],
'service': 'cinder',
'public_url': url,
'internal_url': url,
'admin_url': url,
}
relation_set(relation_id=rid, **settings)
@hooks.hook('identity-service-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('ceph-relation-joined')
def ceph_joined():
if not os.path.isdir('/etc/ceph'):
os.mkdir('/etc/ceph')
apt_install('ceph-common', fatal=True)
@hooks.hook('ceph-relation-changed')
@restart_on_change(restart_map())
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='cinder', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
CONFIGS.write(CINDER_CONF)
CONFIGS.write(ceph_config_file())
set_ceph_env_variables(service=svc)
if eligible_leader(CLUSTER_RES):
_config = config()
ensure_ceph_pool(service=svc,
replicas=_config['ceph-osd-replication-count'])
@hooks.hook('cluster-relation-changed',
'cluster-relation-departed')
@restart_on_change(restart_map(), stopstart=True)
def cluster_changed():
CONFIGS.write_all()
@hooks.hook('ha-relation-joined')
def ha_joined():
config = get_hacluster_config()
resources = {
'res_cinder_vip': 'ocf:heartbeat:IPaddr2',
'res_cinder_haproxy': 'lsb:haproxy'
}
vip_params = 'params ip="%s" cidr_netmask="%s" nic="%s"' % \
(config['vip'], config['vip_cidr'], config['vip_iface'])
resource_params = {
'res_cinder_vip': vip_params,
'res_cinder_haproxy': 'op monitor interval="5s"'
}
init_services = {
'res_cinder_haproxy': 'haproxy'
}
clones = {
'cl_cinder_haproxy': 'res_cinder_haproxy'
}
relation_set(init_services=init_services,
corosync_bindiface=config['ha-bindiface'],
corosync_mcastport=config['ha-mcastport'],
resources=resources,
resource_params=resource_params,
clones=clones)
@hooks.hook('ha-relation-changed')
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)
@hooks.hook('image-service-relation-changed')
@restart_on_change(restart_map())
def image_service_changed():
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-broken',
'ceph-relation-broken',
'identity-service-relation-broken',
'image-service-relation-broken',
'shared-db-relation-broken',
'pgsql-db-relation-broken')
@restart_on_change(restart_map(), stopstart=True)
def relation_broken():
CONFIGS.write_all()
def configure_https():
'''Enables SSL API Apache config if appropriate and kicks identity-service
with any required api updates.
'''
# need to write all to ensure changes to the entire request pipeline
# propagate (c-api, haprxy, apache)
CONFIGS.write_all()
if 'https' in CONFIGS.complete_contexts():
cmd = ['a2ensite', 'openstack_https_frontend']
check_call(cmd)
else:
cmd = ['a2dissite', 'openstack_https_frontend']
check_call(cmd)
for rid in relation_ids('identity-service'):
identity_joined(rid=rid)
@hooks.hook('upgrade-charm')
def upgrade_charm():
for rel_id in relation_ids('amqp'):
amqp_joined(relation_id=rel_id)
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
juju_log('Unknown hook {} - skipping.'.format(e))

320
hooks/postgresql-db-relation-changed Executable file
View File

@ -0,0 +1,320 @@
#!/usr/bin/python
import os
import sys
from subprocess import check_call
from cinder_utils import (
clean_storage,
determine_packages,
do_openstack_upgrade,
ensure_block_device,
ensure_ceph_pool,
juju_log,
migrate_database,
prepare_lvm_storage,
register_configs,
restart_map,
service_enabled,
set_ceph_env_variables,
CLUSTER_RES,
CINDER_CONF,
CINDER_API_CONF,
ceph_config_file
)
from charmhelpers.core.hookenv import (
Hooks,
UnregisteredHookError,
config,
is_relation_made,
relation_get,
relation_ids,
relation_set,
service_name,
unit_get,
log,
ERROR
)
from charmhelpers.fetch import apt_install, apt_update
from charmhelpers.core.host import lsb_release, restart_on_change
from charmhelpers.contrib.openstack.utils import (
configure_installation_source, openstack_upgrade_available)
from charmhelpers.contrib.storage.linux.ceph import ensure_ceph_keyring
from charmhelpers.contrib.hahelpers.cluster import (
canonical_url,
eligible_leader,
is_leader,
get_hacluster_config,
)
from charmhelpers.payload.execd import execd_preinstall
hooks = Hooks()
CONFIGS = register_configs()
@hooks.hook('install')
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'])
@hooks.hook('config-changed')
@restart_on_change(restart_map(), stopstart=True)
def config_changed():
if openstack_upgrade_available('cinder-common'):
do_openstack_upgrade(configs=CONFIGS)
CONFIGS.write_all()
configure_https()
@hooks.hook('shared-db-relation-joined')
def db_joined():
if is_relation_made('pgsql-db'):
# error, postgresql is used
e = ('Attempting to associate a mysql database when there is already '
'associated a postgresql one')
log(e, level=ERROR)
raise Exception(e)
conf = config()
relation_set(database=conf['database'], username=conf['database-user'],
hostname=unit_get('private-address'))
@hooks.hook('pgsql-db-relation-joined')
def pgsql_db_joined():
if is_relation_made('shared-db'):
# raise error
e = ('Attempting to associate a postgresql database when there is already '
'associated a mysql one')
log(e, level=ERROR)
raise Exception(e)
relation_set(database=config('database'))
@hooks.hook('shared-db-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('pgsql-db-relation-changed')
@restart_on_change(restart_map())
def 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 eligible_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
@hooks.hook('amqp-relation-joined')
def amqp_joined(relation_id=None):
conf = config()
relation_set(relation_id=relation_id,
username=conf['rabbit-user'], vhost=conf['rabbit-vhost'])
@hooks.hook('amqp-relation-changed')
@restart_on_change(restart_map())
def amqp_changed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-departed')
@restart_on_change(restart_map())
def amqp_departed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('identity-service-relation-joined')
def identity_joined(rid=None):
if not eligible_leader(CLUSTER_RES):
return
conf = config()
port = conf['api-listening-port']
url = canonical_url(CONFIGS) + ':%s/v1/$(tenant_id)s' % port
settings = {
'region': conf['region'],
'service': 'cinder',
'public_url': url,
'internal_url': url,
'admin_url': url,
}
relation_set(relation_id=rid, **settings)
@hooks.hook('identity-service-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('ceph-relation-joined')
def ceph_joined():
if not os.path.isdir('/etc/ceph'):
os.mkdir('/etc/ceph')
apt_install('ceph-common', fatal=True)
@hooks.hook('ceph-relation-changed')
@restart_on_change(restart_map())
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='cinder', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
CONFIGS.write(CINDER_CONF)
CONFIGS.write(ceph_config_file())
set_ceph_env_variables(service=svc)
if eligible_leader(CLUSTER_RES):
_config = config()
ensure_ceph_pool(service=svc,
replicas=_config['ceph-osd-replication-count'])
@hooks.hook('cluster-relation-changed',
'cluster-relation-departed')
@restart_on_change(restart_map(), stopstart=True)
def cluster_changed():
CONFIGS.write_all()
@hooks.hook('ha-relation-joined')
def ha_joined():
config = get_hacluster_config()
resources = {
'res_cinder_vip': 'ocf:heartbeat:IPaddr2',
'res_cinder_haproxy': 'lsb:haproxy'
}
vip_params = 'params ip="%s" cidr_netmask="%s" nic="%s"' % \
(config['vip'], config['vip_cidr'], config['vip_iface'])
resource_params = {
'res_cinder_vip': vip_params,
'res_cinder_haproxy': 'op monitor interval="5s"'
}
init_services = {
'res_cinder_haproxy': 'haproxy'
}
clones = {
'cl_cinder_haproxy': 'res_cinder_haproxy'
}
relation_set(init_services=init_services,
corosync_bindiface=config['ha-bindiface'],
corosync_mcastport=config['ha-mcastport'],
resources=resources,
resource_params=resource_params,
clones=clones)
@hooks.hook('ha-relation-changed')
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)
@hooks.hook('image-service-relation-changed')
@restart_on_change(restart_map())
def image_service_changed():
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-broken',
'ceph-relation-broken',
'identity-service-relation-broken',
'image-service-relation-broken',
'shared-db-relation-broken',
'pgsql-db-relation-broken')
@restart_on_change(restart_map(), stopstart=True)
def relation_broken():
CONFIGS.write_all()
def configure_https():
'''Enables SSL API Apache config if appropriate and kicks identity-service
with any required api updates.
'''
# need to write all to ensure changes to the entire request pipeline
# propagate (c-api, haprxy, apache)
CONFIGS.write_all()
if 'https' in CONFIGS.complete_contexts():
cmd = ['a2ensite', 'openstack_https_frontend']
check_call(cmd)
else:
cmd = ['a2dissite', 'openstack_https_frontend']
check_call(cmd)
for rid in relation_ids('identity-service'):
identity_joined(rid=rid)
@hooks.hook('upgrade-charm')
def upgrade_charm():
for rel_id in relation_ids('amqp'):
amqp_joined(relation_id=rel_id)
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
juju_log('Unknown hook {} - skipping.'.format(e))

320
hooks/postgresql-db-relation-joined Executable file
View File

@ -0,0 +1,320 @@
#!/usr/bin/python
import os
import sys
from subprocess import check_call
from cinder_utils import (
clean_storage,
determine_packages,
do_openstack_upgrade,
ensure_block_device,
ensure_ceph_pool,
juju_log,
migrate_database,
prepare_lvm_storage,
register_configs,
restart_map,
service_enabled,
set_ceph_env_variables,
CLUSTER_RES,
CINDER_CONF,
CINDER_API_CONF,
ceph_config_file
)
from charmhelpers.core.hookenv import (
Hooks,
UnregisteredHookError,
config,
is_relation_made,
relation_get,
relation_ids,
relation_set,
service_name,
unit_get,
log,
ERROR
)
from charmhelpers.fetch import apt_install, apt_update
from charmhelpers.core.host import lsb_release, restart_on_change
from charmhelpers.contrib.openstack.utils import (
configure_installation_source, openstack_upgrade_available)
from charmhelpers.contrib.storage.linux.ceph import ensure_ceph_keyring
from charmhelpers.contrib.hahelpers.cluster import (
canonical_url,
eligible_leader,
is_leader,
get_hacluster_config,
)
from charmhelpers.payload.execd import execd_preinstall
hooks = Hooks()
CONFIGS = register_configs()
@hooks.hook('install')
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'])
@hooks.hook('config-changed')
@restart_on_change(restart_map(), stopstart=True)
def config_changed():
if openstack_upgrade_available('cinder-common'):
do_openstack_upgrade(configs=CONFIGS)
CONFIGS.write_all()
configure_https()
@hooks.hook('shared-db-relation-joined')
def db_joined():
if is_relation_made('pgsql-db'):
# error, postgresql is used
e = ('Attempting to associate a mysql database when there is already '
'associated a postgresql one')
log(e, level=ERROR)
raise Exception(e)
conf = config()
relation_set(database=conf['database'], username=conf['database-user'],
hostname=unit_get('private-address'))
@hooks.hook('pgsql-db-relation-joined')
def pgsql_db_joined():
if is_relation_made('shared-db'):
# raise error
e = ('Attempting to associate a postgresql database when there is already '
'associated a mysql one')
log(e, level=ERROR)
raise Exception(e)
relation_set(database=config('database'))
@hooks.hook('shared-db-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('pgsql-db-relation-changed')
@restart_on_change(restart_map())
def 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 eligible_leader(CLUSTER_RES):
juju_log('Cluster leader, performing db sync')
migrate_database()
@hooks.hook('amqp-relation-joined')
def amqp_joined(relation_id=None):
conf = config()
relation_set(relation_id=relation_id,
username=conf['rabbit-user'], vhost=conf['rabbit-vhost'])
@hooks.hook('amqp-relation-changed')
@restart_on_change(restart_map())
def amqp_changed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-departed')
@restart_on_change(restart_map())
def amqp_departed():
if 'amqp' not in CONFIGS.complete_contexts():
juju_log('amqp relation incomplete. Peer not ready?')
return
CONFIGS.write(CINDER_CONF)
@hooks.hook('identity-service-relation-joined')
def identity_joined(rid=None):
if not eligible_leader(CLUSTER_RES):
return
conf = config()
port = conf['api-listening-port']
url = canonical_url(CONFIGS) + ':%s/v1/$(tenant_id)s' % port
settings = {
'region': conf['region'],
'service': 'cinder',
'public_url': url,
'internal_url': url,
'admin_url': url,
}
relation_set(relation_id=rid, **settings)
@hooks.hook('identity-service-relation-changed')
@restart_on_change(restart_map())
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()
@hooks.hook('ceph-relation-joined')
def ceph_joined():
if not os.path.isdir('/etc/ceph'):
os.mkdir('/etc/ceph')
apt_install('ceph-common', fatal=True)
@hooks.hook('ceph-relation-changed')
@restart_on_change(restart_map())
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='cinder', group='cinder'):
juju_log('Could not create ceph keyring: peer not ready?')
return
CONFIGS.write(CINDER_CONF)
CONFIGS.write(ceph_config_file())
set_ceph_env_variables(service=svc)
if eligible_leader(CLUSTER_RES):
_config = config()
ensure_ceph_pool(service=svc,
replicas=_config['ceph-osd-replication-count'])
@hooks.hook('cluster-relation-changed',
'cluster-relation-departed')
@restart_on_change(restart_map(), stopstart=True)
def cluster_changed():
CONFIGS.write_all()
@hooks.hook('ha-relation-joined')
def ha_joined():
config = get_hacluster_config()
resources = {
'res_cinder_vip': 'ocf:heartbeat:IPaddr2',
'res_cinder_haproxy': 'lsb:haproxy'
}
vip_params = 'params ip="%s" cidr_netmask="%s" nic="%s"' % \
(config['vip'], config['vip_cidr'], config['vip_iface'])
resource_params = {
'res_cinder_vip': vip_params,
'res_cinder_haproxy': 'op monitor interval="5s"'
}
init_services = {
'res_cinder_haproxy': 'haproxy'
}
clones = {
'cl_cinder_haproxy': 'res_cinder_haproxy'
}
relation_set(init_services=init_services,
corosync_bindiface=config['ha-bindiface'],
corosync_mcastport=config['ha-mcastport'],
resources=resources,
resource_params=resource_params,
clones=clones)
@hooks.hook('ha-relation-changed')
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)
@hooks.hook('image-service-relation-changed')
@restart_on_change(restart_map())
def image_service_changed():
CONFIGS.write(CINDER_CONF)
@hooks.hook('amqp-relation-broken',
'ceph-relation-broken',
'identity-service-relation-broken',
'image-service-relation-broken',
'shared-db-relation-broken',
'pgsql-db-relation-broken')
@restart_on_change(restart_map(), stopstart=True)
def relation_broken():
CONFIGS.write_all()
def configure_https():
'''Enables SSL API Apache config if appropriate and kicks identity-service
with any required api updates.
'''
# need to write all to ensure changes to the entire request pipeline
# propagate (c-api, haprxy, apache)
CONFIGS.write_all()
if 'https' in CONFIGS.complete_contexts():
cmd = ['a2ensite', 'openstack_https_frontend']
check_call(cmd)
else:
cmd = ['a2dissite', 'openstack_https_frontend']
check_call(cmd)
for rid in relation_ids('identity-service'):
identity_joined(rid=rid)
@hooks.hook('upgrade-charm')
def upgrade_charm():
for rel_id in relation_ids('amqp'):
amqp_joined(relation_id=rel_id)
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
juju_log('Unknown hook {} - skipping.'.format(e))

2
metadata.yaml
View File

@ -11,6 +11,8 @@ provides:
requires:
shared-db:
interface: mysql-shared
pgsql-db:
interface: pgsql
amqp:
interface: rabbitmq
identity-service:

2
revision
View File

@ -1 +1 @@
135
136

2
templates/cinder.conf
View File

@ -16,7 +16,7 @@ state_path = /var/lib/cinder
lock_path = /var/lock/cinder
volumes_dir = /var/lib/cinder/volumes
{% if database_host -%}
sql_connection = mysql://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
sql_connection = {{ database_type }}://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
{% endif -%}
{% if rabbitmq_host -%}
notification_driver = cinder.openstack.common.notifier.rabbit_notifier

2
templates/grizzly/cinder.conf
View File

@ -16,7 +16,7 @@ state_path = /var/lib/cinder
lock_path = /var/lock/cinder
volumes_dir = /var/lib/cinder/volumes
{% if database_host -%}
sql_connection = mysql://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
sql_connection = {{ database_type }}://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
{% endif -%}
{% if rabbitmq_host or rabbitmq_hosts -%}
notification_driver = cinder.openstack.common.notifier.rabbit_notifier

2
templates/icehouse/cinder.conf
View File

@ -62,5 +62,5 @@ glance_api_version = {{ glance_api_version }}
{% if database_host -%}
[database]
connection = mysql://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
connection = {{ database_type }}://{{ database_user }}:{{ database_password }}@{{ database_host }}/{{ database }}
{% endif -%}