openstack/python-openstackclient
Code Issues Proposed changes
067647b6a4
python-openstackclient/openstackclient/common/quota.py
qinchunhua 6f36385cb8 Correct reraising of exception 
When an exception was caught and rethrown,
it should call 'raise' without any arguments
because it shows the place where an exception
occured initially instead of place where the exception re-raised.

Change-Id: I5fb6dea5da7fb6e1e2b339a713c7d37f8c99e407
2016-07-07 15:05:58 +00:00

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# Copyright 2012 OpenStack Foundation
#
# 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.
#
"""Quota action implementations"""
import itertools
import sys
from osc_lib.command import command
from osc_lib import utils
import six
from openstackclient.i18n import _
# List the quota items, map the internal argument name to the option
# name that the user sees.
COMPUTE_QUOTAS = {
'cores': 'cores',
'fixed_ips': 'fixed-ips',
'injected_file_content_bytes': 'injected-file-size',
'injected_file_path_bytes': 'injected-path-size',
'injected_files': 'injected-files',
'instances': 'instances',
'key_pairs': 'key-pairs',
'metadata_items': 'properties',
'ram': 'ram',
}
VOLUME_QUOTAS = {
'gigabytes': 'gigabytes',
'snapshots': 'snapshots',
'volumes': 'volumes',
}
NOVA_NETWORK_QUOTAS = {
'floating_ips': 'floating-ips',
'security_group_rules': 'secgroup-rules',
'security_groups': 'secgroups',
}
NETWORK_QUOTAS = {
'floatingip': 'floating-ips',
'security_group_rule': 'secgroup-rules',
'security_group': 'secgroups',
'network': 'networks',
'subnet': 'subnets',
'port': 'ports',
'router': 'routers',
'rbac_policy': 'rbac-policies',
'vip': 'vips',
'subnetpool': 'subnetpools',
'member': 'members',
'health_monitor': 'health-monitors',
}
class SetQuota(command.Command):
"""Set quotas for project or class"""
def _build_options_list(self):
if self.app.client_manager.is_network_endpoint_enabled():
return itertools.chain(COMPUTE_QUOTAS.items(),
VOLUME_QUOTAS.items(),
NETWORK_QUOTAS.items())
else:
return itertools.chain(COMPUTE_QUOTAS.items(),
VOLUME_QUOTAS.items(),
NOVA_NETWORK_QUOTAS.items())
def get_parser(self, prog_name):
parser = super(SetQuota, self).get_parser(prog_name)
parser.add_argument(
'project',
metavar='<project/class>',
help=_('Set quotas for this project or class (name/ID)'),
)
parser.add_argument(
'--class',
dest='quota_class',
action='store_true',
default=False,
help=_('Set quotas for <class>'),
)
for k, v in self._build_options_list():
parser.add_argument(
'--%s' % v,
metavar='<%s>' % v,
dest=k,
type=int,
help=_('New value for the %s quota') % v,
)
parser.add_argument(
'--volume-type',
metavar='<volume-type>',
help=_('Set quotas for a specific <volume-type>'),
)
return parser
def take_action(self, parsed_args):
identity_client = self.app.client_manager.identity
compute_client = self.app.client_manager.compute
volume_client = self.app.client_manager.volume
network_client = self.app.client_manager.network
compute_kwargs = {}
for k, v in COMPUTE_QUOTAS.items():
value = getattr(parsed_args, k, None)
if value is not None:
compute_kwargs[k] = value
volume_kwargs = {}
for k, v in VOLUME_QUOTAS.items():
value = getattr(parsed_args, k, None)
if value is not None:
if parsed_args.volume_type:
k = k + '_%s' % parsed_args.volume_type
volume_kwargs[k] = value
network_kwargs = {}
if self.app.client_manager.is_network_endpoint_enabled():
for k, v in NETWORK_QUOTAS.items():
value = getattr(parsed_args, k, None)
if value is not None:
network_kwargs[k] = value
else:
for k, v in NOVA_NETWORK_QUOTAS.items():
value = getattr(parsed_args, k, None)
if value is not None:
compute_kwargs[k] = value
if parsed_args.project:
project = utils.find_resource(
identity_client.projects,
parsed_args.project,
)
if parsed_args.quota_class:
if compute_kwargs:
compute_client.quota_classes.update(
project.id,
**compute_kwargs)
if volume_kwargs:
volume_client.quota_classes.update(
project.id,
**volume_kwargs)
if network_kwargs:
sys.stderr.write("Network quotas are ignored since quota class"
"is not supported.")
else:
if compute_kwargs:
compute_client.quotas.update(
project.id,
**compute_kwargs)
if volume_kwargs:
volume_client.quotas.update(
project.id,
**volume_kwargs)
if network_kwargs:
network_client.update_quota(
project.id,
**network_kwargs)
class ShowQuota(command.ShowOne):
"""Show quotas for project or class"""
def get_parser(self, prog_name):
parser = super(ShowQuota, self).get_parser(prog_name)
parser.add_argument(
'project',
metavar='<project/class>',
nargs='?',
help=_('Show quotas for this project or class (name or ID)'),
)
type_group = parser.add_mutually_exclusive_group()
type_group.add_argument(
'--class',
dest='quota_class',
action='store_true',
default=False,
help=_('Show quotas for <class>'),
)
type_group.add_argument(
'--default',
dest='default',
action='store_true',
default=False,
help=_('Show default quotas for <project>')
)
return parser
def _get_project(self, parsed_args):
if parsed_args.project is not None:
identity_client = self.app.client_manager.identity
project = utils.find_resource(
identity_client.projects,
parsed_args.project,
).id
elif self.app.client_manager.auth_ref:
# Get the project from the current auth
project = self.app.client_manager.auth_ref.project_id
else:
project = None
return project
def get_compute_volume_quota(self, client, parsed_args):
project = self._get_project(parsed_args)
try:
if parsed_args.quota_class:
quota = client.quota_classes.get(project)
elif parsed_args.default:
quota = client.quotas.defaults(project)
else:
quota = client.quotas.get(project)
except Exception as e:
if type(e).__name__ == 'EndpointNotFound':
return {}
else:
raise
return quota._info
def get_network_quota(self, parsed_args):
if parsed_args.quota_class or parsed_args.default:
return {}
if self.app.client_manager.is_network_endpoint_enabled():
project = self._get_project(parsed_args)
return self.app.client_manager.network.get_quota(project)
else:
return {}
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
volume_client = self.app.client_manager.volume
# NOTE(dtroyer): These quota API calls do not validate the project
# or class arguments and return what appears to be
# the default quota values if the project or class
# does not exist. If this is determined to be the
# intended behaviour of the API we will validate
# the argument with Identity ourselves later.
compute_quota_info = self.get_compute_volume_quota(compute_client,
parsed_args)
volume_quota_info = self.get_compute_volume_quota(volume_client,
parsed_args)
network_quota_info = self.get_network_quota(parsed_args)
info = {}
info.update(compute_quota_info)
info.update(volume_quota_info)
info.update(network_quota_info)
# Map the internal quota names to the external ones
# COMPUTE_QUOTAS and NETWORK_QUOTAS share floating-ips,
# secgroup-rules and secgroups as dict value, so when
# neutron is enabled, quotas of these three resources
# in nova will be replaced by neutron's.
for k, v in itertools.chain(
COMPUTE_QUOTAS.items(), NOVA_NETWORK_QUOTAS.items(),
VOLUME_QUOTAS.items(), NETWORK_QUOTAS.items()):
if not k == v and info.get(k):
info[v] = info[k]
info.pop(k)
# Handle project ID special as it only appears in output
if 'id' in info:
info['project'] = info.pop('id')
return zip(*sorted(six.iteritems(info)))
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