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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Database v1 Clusters action implementations"""
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from troveclient.i18n import _
from troveclient.v1.shell import _parse_extended_properties
from troveclient.v1.shell import _parse_instance_options
from troveclient.v1.shell import EXT_PROPS_HELP
from troveclient.v1.shell import EXT_PROPS_METAVAR
from troveclient.v1.shell import INSTANCE_HELP
from troveclient.v1.shell import INSTANCE_METAVAR
def set_attributes_for_print_detail(cluster):
info = cluster._info.copy()
if hasattr(cluster, 'datastore'):
info['datastore'] = cluster.datastore['type']
info['datastore_version'] = cluster.datastore['version']
if hasattr(cluster, 'task'):
info['task_description'] = cluster.task['description']
info['task_name'] = cluster.task['name']
info.pop('task', None)
if hasattr(cluster, 'ip'):
info['ip'] = ', '.join(cluster.ip)
instances = info.pop('instances', None)
if instances:
info['instance_count'] = len(instances)
info.pop('links', None)
return info
class ListDatabaseClusters(command.Lister):
_description = _("List database clusters")
columns = ['ID', 'Name', 'Datastore', 'Datastore Version',
'Task Name']
def get_parser(self, prog_name):
parser = super(ListDatabaseClusters, self).get_parser(prog_name)
parser.add_argument(
'--limit',
dest='limit',
metavar='<limit>',
type=int,
default=None,
help=_('Limit the number of results displayed.')
)
parser.add_argument(
'--marker',
dest='marker',
metavar='<ID>',
type=str,
default=None,
help=_('Begin displaying the results for IDs greater than the'
' specified marker. When used with ``--limit``, set '
' this to the last ID displayed in the previous run.')
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
clusters = database_clusters.list(limit=parsed_args.limit,
marker=parsed_args.marker)
for cluster in clusters:
setattr(cluster, 'datastore_version',
cluster.datastore['version'])
setattr(cluster, 'datastore', cluster.datastore['type'])
setattr(cluster, 'task_name', cluster.task['name'])
clusters = [utils.get_item_properties(c, self.columns)
for c in clusters]
return self.columns, clusters
class ShowDatabaseCluster(command.ShowOne):
_description = _("Shows details of a database cluster")
def get_parser(self, prog_name):
parser = super(ShowDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster'),
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
cluster = utils.find_resource(database_clusters, parsed_args.cluster)
cluster = set_attributes_for_print_detail(cluster)
return zip(*sorted(cluster.items()))
class DeleteDatabaseCluster(command.Command):
_description = _("Deletes a cluster.")
def get_parser(self, prog_name):
parser = super(DeleteDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'),
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
try:
cluster = utils.find_resource(database_clusters,
parsed_args.cluster)
database_clusters.delete(cluster)
except Exception as e:
msg = (_("Failed to delete cluster %(cluster)s: %(e)s")
% {'cluster': parsed_args.cluster, 'e': e})
raise exceptions.CommandError(msg)
class CreateDatabaseCluster(command.ShowOne):
_description = _("Creates a new database cluster.")
def get_parser(self, prog_name):
parser = super(CreateDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'name',
metavar='<name>',
type=str,
help=_('Name of the cluster.'),
)
parser.add_argument(
'datastore',
metavar='<datastore>',
help=_('A datastore name or ID.'),
)
parser.add_argument(
'datastore_version',
metavar='<datastore_version>',
help=_('A datastore version name or ID.'),
)
parser.add_argument(
'--instance',
metavar=INSTANCE_METAVAR,
action='append',
dest='instances',
default=[],
help=INSTANCE_HELP,
)
parser.add_argument(
'--locality',
metavar='<policy>',
default=None,
choices=['affinity', 'anti-affinity'],
help=_('Locality policy to use when creating cluster. '
'Choose one of %(choices)s.'),
)
parser.add_argument(
'--extended-properties',
dest='extended_properties',
metavar=EXT_PROPS_METAVAR,
default=None,
help=EXT_PROPS_HELP,
)
parser.add_argument(
'--configuration',
metavar='<configuration>',
type=str,
default=None,
help=_('ID of the configuration group to attach to the cluster.'),
)
return parser
def take_action(self, parsed_args):
database = self.app.client_manager.database
instances = _parse_instance_options(database, parsed_args.instances)
extended_properties = {}
if parsed_args.extended_properties:
extended_properties = _parse_extended_properties(
parsed_args.extended_properties)
cluster = database.clusters.create(
parsed_args.name,
parsed_args.datastore,
parsed_args.datastore_version,
instances=instances,
locality=parsed_args.locality,
extended_properties=extended_properties,
configuration=parsed_args.configuration)
cluster = set_attributes_for_print_detail(cluster)
return zip(*sorted(cluster.items()))
class ResetDatabaseClusterStatus(command.Command):
_description = _("Set the cluster task to NONE.")
def get_parser(self, prog_name):
parser = super(ResetDatabaseClusterStatus, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'),
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
cluster = utils.find_resource(database_clusters,
parsed_args.cluster)
database_clusters.reset_status(cluster)
class ListDatabaseClusterInstances(command.Lister):
_description = _("Lists all instances of a cluster.")
columns = ['ID', 'Name', 'Flavor ID', 'Size', 'Status']
def get_parser(self, prog_name):
parser = (super(ListDatabaseClusterInstances, self)
.get_parser(prog_name))
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'))
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
cluster = utils.find_resource(database_clusters, parsed_args.cluster)
instances = cluster._info['instances']
for instance in instances:
instance['flavor_id'] = instance['flavor']['id']
if instance.get('volume'):
instance['size'] = instance['volume']['size']
instances = [utils.get_dict_properties(inst, self.columns)
for inst in instances]
return self.columns, instances
class UpgradeDatabaseCluster(command.Command):
_description = _("Upgrades a cluster to a new datastore version.")
def get_parser(self, prog_name):
parser = super(UpgradeDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'),
)
parser.add_argument(
'datastore_version',
metavar='<datastore_version>',
help=_('A datastore version name or ID.'),
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
cluster = utils.find_resource(database_clusters,
parsed_args.cluster)
database_clusters.upgrade(cluster, parsed_args.datastore_version)
class ForceDeleteDatabaseCluster(command.Command):
_description = _("Force delete a cluster.")
def get_parser(self, prog_name):
parser = super(ForceDeleteDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'),
)
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
cluster = utils.find_resource(database_clusters,
parsed_args.cluster)
database_clusters.reset_status(cluster)
try:
database_clusters.delete(cluster)
except Exception as e:
msg = (_("Failed to delete cluster %(cluster)s: %(e)s")
% {'cluster': parsed_args.cluster, 'e': e})
raise exceptions.CommandError(msg)
class GrowDatabaseCluster(command.Command):
_description = _("Adds more instances to a cluster.")
def get_parser(self, prog_name):
parser = super(GrowDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'--instance',
metavar=INSTANCE_METAVAR,
action='append',
dest='instances',
default=[],
help=INSTANCE_HELP
)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.')
)
return parser
def take_action(self, parsed_args):
database_client_manager = self.app.client_manager.database
db_clusters = database_client_manager.clusters
cluster = utils.find_resource(db_clusters,
parsed_args.cluster)
instances = _parse_instance_options(database_client_manager,
parsed_args.instances,
for_grow=True)
db_clusters.grow(cluster, instances=instances)
class ShrinkDatabaseCluster(command.Command):
_description = _("Drops instances from a cluster.")
def get_parser(self, prog_name):
parser = super(ShrinkDatabaseCluster, self).get_parser(prog_name)
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.')
)
parser.add_argument(
'instances',
metavar='<instance>',
nargs='+',
default=[],
help=_("Drop instance(s) from the cluster. Specify "
"multiple ids to drop multiple instances.")
)
return parser
def take_action(self, parsed_args):
database_client_manager = self.app.client_manager.database
db_clusters = database_client_manager.clusters
cluster = utils.find_resource(db_clusters,
parsed_args.cluster)
db_instances = database_client_manager.instances
instances = [
{'id': utils.find_resource(db_instances,
instance).id}
for instance in parsed_args.instances
]
db_clusters.shrink(cluster, instances)
class ListDatabaseClusterModules(command.Lister):
_description = _("Lists all modules for each instance of a cluster.")
columns = ['instance_name', 'Module Name', 'Module Type', 'md5',
'created', 'updated']
def get_parser(self, prog_name):
parser = (super(ListDatabaseClusterModules, self)
.get_parser(prog_name))
parser.add_argument(
'cluster',
metavar='<cluster>',
help=_('ID or name of the cluster.'))
return parser
def take_action(self, parsed_args):
database_clusters = self.app.client_manager.database.clusters
database_instances = self.app.client_manager.database.instances
cluster = utils.find_resource(database_clusters, parsed_args.cluster)
instances = cluster._info['instances']
modules = []
for instance in instances:
new_list = database_instances.modules(instance['id'])
for item in new_list:
item.instance_id = instance['id']
item.instance_name = instance['name']
item.module_name = item.name
item.module_type = item.type
modules += new_list
modules = [utils.get_item_properties(module, self.columns)
for module in modules]
return self.columns, modules
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