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# Copyright 2012-2013 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.
#
"""Identity v3 Policy action implementations"""
import argparse
from collections.abc import Iterable, Sequence
import logging
from typing import Any
from openstack.identity.v3 import policy as _policy
from openstack import utils as sdk_utils
from osc_lib import exceptions
from osc_lib import utils
from openstackclient import command
from openstackclient.i18n import _
LOG = logging.getLogger(__name__)
def _format_policy(
policy: _policy.Policy,
) -> tuple[tuple[str, ...], tuple[str, ...]]:
columns = ('id', 'blob', 'type')
column_headers = ('id', 'rules', 'type')
return (column_headers, utils.get_item_properties(policy, columns))
class CreatePolicy(command.ShowOne):
_description = _("Create new policy")
def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
parser = super().get_parser(prog_name)
parser.add_argument(
'--type',
metavar='<type>',
default="application/json",
help=_(
'New MIME type of the policy rules file '
'(defaults to application/json)'
),
)
parser.add_argument(
'rules',
metavar='<filename>',
help=_('New serialized policy rules file'),
)
return parser
def take_action(
self, parsed_args: argparse.Namespace
) -> tuple[Sequence[str], Iterable[Any]]:
blob = utils.read_blob_file_contents(parsed_args.rules)
identity_client = sdk_utils.ensure_service_version(
self.app.client_manager.sdk_connection.identity, '3'
)
policy = identity_client.create_policy(
blob=blob, type=parsed_args.type
)
return _format_policy(policy)
class DeletePolicy(command.Command):
_description = _("Delete policy(s)")
def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
parser = super().get_parser(prog_name)
parser.add_argument(
'policy',
metavar='<policy>',
nargs='+',
help=_('Policy(s) to delete'),
)
return parser
def take_action(self, parsed_args: argparse.Namespace) -> None:
identity_client = sdk_utils.ensure_service_version(
self.app.client_manager.sdk_connection.identity, '3'
)
result = 0
for i in parsed_args.policy:
try:
identity_client.delete_policy(i, ignore_missing=False)
except Exception as e:
result += 1
LOG.error(
_(
"Failed to delete policy with name or "
"ID '%(policy)s': %(e)s"
),
{'policy': i, 'e': e},
)
if result > 0:
total = len(parsed_args.policy)
msg = _("%(result)s of %(total)s policies failed to delete.") % {
'result': result,
'total': total,
}
raise exceptions.CommandError(msg)
class ListPolicy(command.Lister):
_description = _("List policies")
def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
parser = super().get_parser(prog_name)
parser.add_argument(
'--long',
action='store_true',
default=False,
help=_('List additional fields in output'),
)
return parser
def take_action(
self, parsed_args: argparse.Namespace
) -> tuple[tuple[str, ...], Iterable[tuple[Any, ...]]]:
columns: tuple[str, ...] = ('ID', 'Type')
column_headers: tuple[str, ...] = columns
if parsed_args.long:
columns += ('Blob',)
column_headers += ('Rules',)
identity_client = sdk_utils.ensure_service_version(
self.app.client_manager.sdk_connection.identity, '3'
)
data = identity_client.policies()
return (
column_headers,
[
utils.get_item_properties(
s,
columns,
formatters={},
)
for s in data
],
)
class SetPolicy(command.Command):
_description = _("Set policy properties")
def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
parser = super().get_parser(prog_name)
parser.add_argument(
'policy',
metavar='<policy>',
help=_('Policy to modify'),
)
parser.add_argument(
'--type',
metavar='<type>',
help=_('New MIME type of the policy rules file'),
)
parser.add_argument(
'--rules',
metavar='<filename>',
help=_('New serialized policy rules file'),
)
return parser
def take_action(self, parsed_args: argparse.Namespace) -> None:
identity_client = sdk_utils.ensure_service_version(
self.app.client_manager.sdk_connection.identity, '3'
)
kwargs = {}
if parsed_args.rules:
kwargs['blob'] = utils.read_blob_file_contents(parsed_args.rules)
if parsed_args.type:
kwargs['type'] = parsed_args.type
identity_client.update_policy(parsed_args.policy, **kwargs)
class ShowPolicy(command.ShowOne):
_description = _("Display policy details")
def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
parser = super().get_parser(prog_name)
parser.add_argument(
'policy',
metavar='<policy>',
help=_('Policy to display'),
)
return parser
def take_action(
self, parsed_args: argparse.Namespace
) -> tuple[Sequence[str], Iterable[Any]]:
identity_client = sdk_utils.ensure_service_version(
self.app.client_manager.sdk_connection.identity, '3'
)
policy = identity_client.get_policy(parsed_args.policy)
return _format_policy(policy)