def _meta_overrides():
if (self._num_controllers() < 2 or
utils.is_aio_duplex_system(self.dbapi) or
(self._distributed_cloud_role() ==
constants.DISTRIBUTED_CLOUD_ROLE_SYSTEMCONTROLLER)):
# If there are fewer than 2 controllers or we're on AIO-DX
# or we are on distributed cloud system controller
# we'll use a single mariadb server and so we don't want to
# run garbd. This will remove "openstack-garbd" from the
# charts in the openstack-mariadb chartgroup.
return {
'schema': 'armada/ChartGroup/v1',
'metadata': {
'schema': 'metadata/Document/v1',
'name': 'openstack-mariadb',
},
'data': {
'description': 'Mariadb',
'sequenced': True,
'chart_group': [
'openstack-mariadb',
]
}
}
else:
return {}
def _num_server_replicas(self):
# For now we want to run with a single mariadb server pod for the
# AIO-DX case.
if utils.is_aio_duplex_system(self.dbapi):
return 1
else:
return self._num_controllers()
def get_ceph_storage_model(dbapi=None):
if not dbapi:
dbapi = pecan.request.dbapi
if utils.is_aio_simplex_system(dbapi):
return constants.CEPH_AIO_SX_MODEL
if utils.is_aio_duplex_system(dbapi):
return constants.CEPH_CONTROLLER_MODEL
is_storage_model = False
is_controller_model = False
monitor_list = dbapi.ceph_mon_get_list()
for mon in monitor_list:
ihost = dbapi.ihost_get(mon['forihostid'])
if ihost.personality == constants.WORKER:
# 3rd monitor is on a compute node, so OSDs are on controller
is_controller_model = True
elif ihost.personality == constants.STORAGE:
# 3rd monitor is on storage-0, so OSDs are also on storage nodes
is_storage_model = True
# There are cases where we delete the monitor on worker node and have not
# yet assigned it to another worker. In this case check if any OSDs have
# been configured on controller nodes.
if not is_storage_model:
controller_hosts = dbapi.ihost_get_by_personality(constants.CONTROLLER)
for chost in controller_hosts:
istors = dbapi.istor_get_by_ihost(chost['uuid'])
if len(istors):
is_controller_model = True
break
if is_storage_model and is_controller_model:
# Both types should not be true at the same time, but we should log a
# message for debug purposes
# TODO(sdinescu): Improve error message
LOG.error("Wrong ceph storage type. Bad configuration.")
return constants.CEPH_STORAGE_MODEL
elif is_storage_model:
return constants.CEPH_STORAGE_MODEL
elif is_controller_model:
return constants.CEPH_CONTROLLER_MODEL
else:
# This case is for the install stage where the decision
# to configure OSDs on controller or storage nodes is not
# clear (before adding a monitor on a compute or before
# configuring the first storage node)
return constants.CEPH_UNDEFINED_MODEL
def _meta_overrides():
if (self._num_controllers() < 2
or utils.is_aio_duplex_system(self.dbapi)):
# If there are fewer than 2 controllers or we're on AIO-DX
# we'll use a single mariadb server and so we don't want to
# run garbd. This will remove "openstack-garbd" from the
# charts in the openstack-mariadb chartgroup.
return {
'schema': 'armada/ChartGroup/v1',
'metadata': {
'schema': 'metadata/Document/v1',
'name': 'openstack-mariadb',
},
'data': {
'description': 'Mariadb',
'sequenced': True,
'chart_group': [
'openstack-mariadb',
]
}
}
else:
return {}