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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.
from osc_lib.command import command
from osc_placement import version
BASE_URL = '/traits'
RP_BASE_URL = '/resource_providers/{uuid}'
RP_TRAITS_URL = '/resource_providers/{uuid}/traits'
FIELDS = ('name',)
class ListTrait(command.Lister):
"""Return a list of valid trait strings.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(ListTrait, self).get_parser(prog_name)
parser.add_argument(
'--name',
metavar='<name>',
help=('A string to filter traits. The following options '
'are available: startswith operator filters the '
'traits whose name begins with a specific prefix, '
'e.g. name=startswith:CUSTOM, in operator filters '
'the traits whose name is in the specified list, '
'e.g. name=in:HW_CPU_X86_AVX,HW_CPU_X86_SSE, '
'HW_CPU_X86_INVALID_FEATURE.')
)
parser.add_argument(
'--associated',
action='store_true',
help=('If this parameter is presented, the returned '
'traits will be those that are associated with at '
'least one resource provider.')
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = BASE_URL
params = {}
if parsed_args.name:
params['name'] = parsed_args.name
if parsed_args.associated:
params['associated'] = parsed_args.associated
traits = http.request('GET', url, params=params).json()['traits']
return FIELDS, [[t] for t in traits]
class ShowTrait(command.ShowOne):
"""Check if a trait name exists in this cloud.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(ShowTrait, self).get_parser(prog_name)
parser.add_argument(
'name',
metavar='<name>',
help='Name of the trait.'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = '/'.join([BASE_URL, parsed_args.name])
http.request('GET', url)
return FIELDS, [parsed_args.name]
class CreateTrait(command.Command):
"""Create a new custom trait.
Custom traits must begin with the prefix ``CUSTOM_`` and contain only the
letters A through Z, the numbers 0 through 9 and the underscore "_"
character.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(CreateTrait, self).get_parser(prog_name)
parser.add_argument(
'name',
metavar='<name>',
help='Name of the trait.'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = '/'.join([BASE_URL, parsed_args.name])
http.request('PUT', url)
class DeleteTrait(command.Command):
"""Delete the trait specified by {name}.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(DeleteTrait, self).get_parser(prog_name)
parser.add_argument(
'name',
metavar='<name>',
help='Name of the trait.'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = '/'.join([BASE_URL, parsed_args.name])
http.request('DELETE', url)
class ListResourceProviderTrait(command.Lister):
"""List traits associated with the resource provider identified by {uuid}.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(ListResourceProviderTrait, self).get_parser(prog_name)
parser.add_argument(
'uuid',
metavar='<uuid>',
help='UUID of the resource provider.'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = RP_TRAITS_URL.format(uuid=parsed_args.uuid)
traits = http.request('GET', url).json()['traits']
return FIELDS, [[t] for t in traits]
class SetResourceProviderTrait(command.Lister):
"""Associate traits with the resource provider identified by {uuid}.
All the associated traits will be replaced by the traits specified.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(SetResourceProviderTrait, self).get_parser(prog_name)
parser.add_argument(
'uuid',
metavar='<uuid>',
help='UUID of the resource provider.'
)
parser.add_argument(
'--trait',
metavar='<trait>',
help='Name of the trait. May be repeated.',
default=[],
action='append'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = RP_BASE_URL.format(uuid=parsed_args.uuid)
rp = http.request('GET', url).json()
url = RP_TRAITS_URL.format(uuid=parsed_args.uuid)
payload = {
'resource_provider_generation': rp['generation'],
'traits': parsed_args.trait
}
traits = http.request('PUT', url, json=payload).json()['traits']
return FIELDS, [[t] for t in traits]
class DeleteResourceProviderTrait(command.Command):
"""Dissociate all the traits from the resource provider.
Note that this command is not atomic if multiple processes are managing
traits for the same provider.
This command requires at least ``--os-placement-api-version 1.6``.
"""
def get_parser(self, prog_name):
parser = super(DeleteResourceProviderTrait, self).get_parser(prog_name)
parser.add_argument(
'uuid',
metavar='<uuid>',
help='UUID of the resource provider.'
)
return parser
@version.check(version.ge('1.6'))
def take_action(self, parsed_args):
http = self.app.client_manager.placement
url = RP_TRAITS_URL.format(uuid=parsed_args.uuid)
http.request('DELETE', url)
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