253 lines
8.7 KiB
Python
253 lines
8.7 KiB
Python
#
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# Copyright (c) 2018 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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from sysinv.common import constants
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from sysinv.common import exception
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from sysinv.common.storage_backend_conf import StorageBackendConfig
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from sysinv.openstack.common import log as logging
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from . import common
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from . import openstack
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LOG = logging.getLogger(__name__)
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class CinderHelm(openstack.OpenstackBaseHelm):
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"""Class to encapsulate helm operations for the cinder chart"""
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CHART = constants.HELM_CHART_CINDER
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SUPPORTED_NAMESPACES = [
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common.HELM_NS_OPENSTACK
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]
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SERVICE_NAME = 'cinder'
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SERVICE_TYPE = 'volume'
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AUTH_USERS = ['cinder']
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@property
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def docker_repo_source(self):
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return common.DOCKER_SRC_STX
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@property
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def docker_repo_tag(self):
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return common.DOCKER_SRCS[self.docker_repo_source][common.IMG_TAG_KEY]
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def get_namespaces(self):
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return self.SUPPORTED_NAMESPACES
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def get_overrides(self, namespace=None):
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overrides = {
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common.HELM_NS_OPENSTACK: {
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'pod': {
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'replicas': {
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'api': self._num_controllers(),
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'volume': self._num_controllers(),
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'scheduler': self._num_controllers(),
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'backup': self._num_controllers()
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}
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},
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'images': self._get_images_overrides(),
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'conf': {
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'cinder': self._get_conf_cinder_overrides(),
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'ceph': self._get_conf_ceph_overrides(),
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'backends': self._get_conf_backends_overrides(),
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},
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'storage': 'rbd',
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'endpoints': self._get_endpoints_overrides(),
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}
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}
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if namespace in self.SUPPORTED_NAMESPACES:
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return overrides[namespace]
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elif namespace:
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raise exception.InvalidHelmNamespace(chart=self.CHART,
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namespace=namespace)
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else:
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return overrides
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def _get_conf_ceph_overrides(self):
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ceph_backend = self._get_primary_ceph_backend()
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if not ceph_backend:
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return {}
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replication, min_replication =\
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StorageBackendConfig.get_ceph_pool_replication(self.dbapi)
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# We don't use the chart to configure the cinder-volumes
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# pool, so these values don't have any impact right now.
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ruleset = 0
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conf_ceph = {
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'monitors': self._get_formatted_ceph_monitor_ips(),
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'admin_keyring': 'null',
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'pools': {
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'backup': {
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# We use the chart to configure the pool for backups, so
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# it's safe to use the same replication as for the primary
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# tier pools.
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'replication': replication,
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'crush_rule': ruleset,
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},
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'volume': {
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# The cinder chart doesn't currently support specifying
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# the config for multiple volume/backup pools.
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'replication': replication,
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'crush_rule': ruleset,
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}
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}
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}
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return conf_ceph
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def _get_conf_cinder_overrides(self):
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# Get all the internal CEPH backends.
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backends = self.dbapi.storage_backend_get_list_by_type(
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backend_type=constants.SB_TYPE_CEPH)
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conf_cinder = {
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'DEFAULT': {
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# Use the CEPH backup driver. The chart will create a pool for
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# keeping the backups. All cinder backup pods will use it.
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'backup_driver': 'cinder.backup.drivers.ceph',
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'enabled_backends': ','.join(
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b.name.encode('utf8', 'strict') for b in backends)
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},
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}
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# If there are more CEPH backends, we default to the volume type
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# associated with the primary CEPH tier, which currently has the name
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# set to 'ceph-store'.
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if len(backends) > 1:
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default = next(
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(b.name for b in backends
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if b.name ==
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constants.SB_DEFAULT_NAMES[constants.SB_TYPE_CEPH]), None)
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if default:
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conf_cinder['DEFAULT']['default_volume_type'] = \
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default.encode('utf8', 'strict')
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return conf_cinder
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def _get_conf_backends_overrides(self):
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conf_backends = {}
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# We don't use the chart's default backends.
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conf_backends['rbd1'] = ""
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# Get tier info.
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tiers = self.dbapi.storage_tier_get_list()
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primary_tier_name =\
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constants.SB_TIER_DEFAULT_NAMES[constants.SB_TIER_TYPE_CEPH]
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# We support primary and secondary CEPH tiers.
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backends = self.dbapi.storage_backend_get_list_by_type(
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backend_type=constants.SB_TYPE_CEPH)
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# No data if there are no CEPH backends.
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if not backends:
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return {}
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for bk in backends:
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bk_name = bk.name.encode('utf8', 'strict')
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tier = next((t for t in tiers if t.forbackendid == bk.id), None)
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if not tier:
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raise Exception("No tier present for backend %s" % bk_name)
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if tier.name == primary_tier_name:
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rbd_pool = constants.CEPH_POOL_VOLUMES_NAME
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else:
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rbd_pool = "%s-%s" % (constants.CEPH_POOL_VOLUMES_NAME,
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tier.name)
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conf_backends[bk_name] = {
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'volume_backend_name': bk_name,
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'volume_driver': 'cinder.volume.drivers.rbd.RBDDriver',
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'rbd_pool': rbd_pool.encode('utf8', 'strict'),
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'rbd_ceph_conf':
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(constants.CEPH_CONF_PATH +
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constants.SB_TYPE_CEPH_CONF_FILENAME),
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'rbd_user': 'cinder',
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}
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return conf_backends
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def _get_endpoints_overrides(self):
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return {
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'identity': {
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'auth':
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self._get_endpoints_identity_overrides(
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self.SERVICE_NAME, self.AUTH_USERS),
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},
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'oslo_db': {
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'auth': self._get_endpoints_oslo_db_overrides(
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self.SERVICE_NAME, self.AUTH_USERS)
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},
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'oslo_cache': {
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'auth': {
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'memcached_secret_key':
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self._get_common_password('auth_memcache_key')
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}
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},
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'oslo_messaging': {
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'auth': self._get_endpoints_oslo_messaging_overrides(
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self.SERVICE_NAME, self.AUTH_USERS)
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},
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}
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def _get_images_overrides(self):
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heat_image = self._operator.chart_operators[
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constants.HELM_CHART_HEAT].docker_image
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# TODO: Remove after ceph upgrade
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# Format the name of the stx specific ceph config helper
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ceph_config_helper_image = "{}/{}{}:{}".format(
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common.DOCKER_SRCS[self.docker_repo_source][common.IMG_BASE_KEY],
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common.DOCKER_SRCS[self.docker_repo_source][common.IMG_PREFIX_KEY],
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'ceph-config-helper', self.docker_repo_tag)
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return {
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'tags': {
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'bootstrap': heat_image,
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'cinder_api': self.docker_image,
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'cinder_backup': self.docker_image,
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'cinder_backup_storage_init': ceph_config_helper_image,
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'cinder_db_sync': self.docker_image,
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'cinder_scheduler': self.docker_image,
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'cinder_storage_init': ceph_config_helper_image,
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'cinder_volume': self.docker_image,
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'cinder_volume_usage_audit': self.docker_image,
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'db_drop': heat_image,
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'db_init': heat_image,
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'ks_endpoints': heat_image,
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'ks_service': heat_image,
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'ks_user': heat_image,
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}
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}
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def _get_primary_ceph_backend(self):
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try:
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backend = self.dbapi.storage_backend_get_by_name(
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constants.SB_DEFAULT_NAMES[constants.SB_TYPE_CEPH])
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except Exception:
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backend = None
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pass
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return backend
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def get_region_name(self):
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return self._get_service_region_name(self.SERVICE_NAME)
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def get_service_name_v2(self):
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return self._get_configured_service_name(self.SERVICE_NAME, 'v2')
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def get_service_type_v2(self):
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service_type = self._get_configured_service_type(
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self.SERVICE_NAME, 'v2')
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if service_type is None:
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return self.SERVICE_TYPE + 'v2'
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else:
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return service_type
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