264 lines
9.6 KiB
Python
264 lines
9.6 KiB
Python
# Copyright 2020 Nokia Software.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_log import log as logging
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from pecan import hooks
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from pecan import rest
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from wsme import types as wtypes
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import wsmeext.pecan as wsme_pecan
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from mistral.api import access_control as acl
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from mistral.api.controllers.v2 import resources
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from mistral.api.controllers.v2 import types
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from mistral.api.hooks import content_type as ct_hook
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from mistral import context
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from mistral import exceptions as exc
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from mistral.db.v2 import api as db_api
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from mistral.utils import filter_utils
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from mistral.utils import rest_utils
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LOG = logging.getLogger(__name__)
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class DynamicActionsController(rest.RestController, hooks.HookController):
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__hooks__ = [ct_hook.ContentTypeHook("application/json", ['POST', 'PUT'])]
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@rest_utils.wrap_pecan_controller_exception
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@wsme_pecan.wsexpose(
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resources.DynamicAction,
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body=resources.DynamicAction,
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status_code=201
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)
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def post(self, dyn_action):
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"""Creates new dynamic action.
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:param dyn_action: Dynamic action to create.
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"""
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acl.enforce('dynamic_actions:create', context.ctx())
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LOG.debug('Creating dynamic action [action=%s]', dyn_action)
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if not dyn_action.code_source_id and not dyn_action.code_source_name:
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raise exc.InputException(
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"Either 'code_source_id' or 'code_source_name'"
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" must be provided."
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)
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code_source = db_api.get_code_source(
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dyn_action.code_source_id or dyn_action.code_source_name,
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namespace=dyn_action.namespace
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)
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# TODO(rakhmerov): Ideally we also need to check if the specified
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# class exists in the specified code source. But probably it's not
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# a controller responsibility.
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db_model = rest_utils.rest_retry_on_db_error(
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db_api.create_dynamic_action_definition
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)(
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{
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'name': dyn_action.name,
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'namespace': dyn_action.namespace,
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'class_name': dyn_action.class_name,
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'code_source_id': code_source.id,
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'code_source_name': code_source.name
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}
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)
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return resources.DynamicAction.from_db_model(db_model)
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@rest_utils.wrap_pecan_controller_exception
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@wsme_pecan.wsexpose(
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resources.DynamicAction,
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body=resources.DynamicAction
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)
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def put(self, dyn_action):
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"""Update dynamic action.
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:param dyn_action: Dynamic action to create.
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"""
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acl.enforce('dynamic_actions:update', context.ctx())
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LOG.debug('Updating dynamic action [action=%s]', dyn_action)
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if not dyn_action.id and not dyn_action.name:
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raise exc.InputException("Either 'name' or 'id' must be provided.")
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values = {'class_name': dyn_action.class_name}
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if dyn_action.scope:
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values['scope'] = dyn_action.scope
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# A client may also want to update a source code.
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if dyn_action.code_source_id or dyn_action.code_source_name:
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code_source = db_api.get_code_source(
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dyn_action.code_source_id or dyn_action.code_source_name,
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namespace=dyn_action.namespace
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)
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values['code_source_id'] = code_source.id
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values['code_source_name'] = code_source.name
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# TODO(rakhmerov): Ideally we also need to check if the specified
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# class exists in the specified code source. But probably it's not
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# a controller responsibility.
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db_model = rest_utils.rest_retry_on_db_error(
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db_api.update_dynamic_action_definition
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)(
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dyn_action.id or dyn_action.name,
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values,
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namespace=dyn_action.namespace
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)
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return resources.DynamicAction.from_db_model(db_model)
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@wsme_pecan.wsexpose(resources.DynamicActions, types.uuid, int,
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types.uniquelist, types.list, types.uniquelist,
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wtypes.text, wtypes.text,
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resources.SCOPE_TYPES, types.uuid, wtypes.text,
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wtypes.text, bool, wtypes.text)
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def get_all(self, marker=None, limit=None, sort_keys='created_at',
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sort_dirs='asc', fields='', name=None,
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tags=None, scope=None,
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project_id=None, created_at=None, updated_at=None,
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all_projects=False, namespace=None):
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"""Return a list of Actions.
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:param marker: Optional. Pagination marker for large data sets.
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:param limit: Optional. Maximum number of resources to return in a
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single result. Default value is None for backward
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compatibility.
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:param sort_keys: Optional. Columns to sort results by.
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Default: created_at.
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:param sort_dirs: Optional. Directions to sort corresponding to
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sort_keys, "asc" or "desc" can be chosen.
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Default: asc.
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:param fields: Optional. A specified list of fields of the resource to
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be returned. 'id' will be included automatically in
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fields if it's provided, since it will be used when
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constructing 'next' link.
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:param name: Optional. Keep only resources with a specific name.
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:param namespace: Optional. Keep only resources with a specific
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namespace
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:param input: Optional. Keep only resources with a specific input.
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:param definition: Optional. Keep only resources with a specific
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definition.
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:param tags: Optional. Keep only resources containing specific tags.
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:param scope: Optional. Keep only resources with a specific scope.
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:param project_id: Optional. The same as the requester project_id
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or different if the scope is public.
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:param created_at: Optional. Keep only resources created at a specific
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time and date.
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:param updated_at: Optional. Keep only resources with specific latest
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update time and date.
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:param all_projects: Optional. Get resources of all projects.
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"""
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acl.enforce('dynamic_actions:list', context.ctx())
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filters = filter_utils.create_filters_from_request_params(
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created_at=created_at,
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name=name,
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scope=scope,
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tags=tags,
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updated_at=updated_at,
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project_id=project_id,
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namespace=namespace
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)
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LOG.debug(
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"Fetch dynamic actions. marker=%s, limit=%s, sort_keys=%s, "
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"sort_dirs=%s, fields=%s, filters=%s, all_projects=%s",
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marker,
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limit,
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sort_keys,
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sort_dirs,
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fields,
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filters,
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all_projects
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)
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return rest_utils.get_all(
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resources.DynamicActions,
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resources.DynamicAction,
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db_api.get_dynamic_action_definitions,
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db_api.get_dynamic_action_definition,
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marker=marker,
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limit=limit,
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sort_keys=sort_keys,
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sort_dirs=sort_dirs,
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fields=fields,
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all_projects=all_projects,
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**filters
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)
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(resources.DynamicAction, wtypes.text,
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wtypes.text, types.uniquelist)
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def get(self, identifier, namespace='', fields=''):
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"""Return the named action.
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:param identifier: Name or UUID of the action to retrieve.
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:param namespace: Optional. Namespace of the action to retrieve.
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"""
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acl.enforce('dynamic_actions:get', context.ctx())
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LOG.debug(
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'Fetch dynamic action [identifier=%s, namespace=%s]',
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identifier,
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namespace
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)
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if fields and 'id' not in fields:
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fields.insert(0, 'id')
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db_model = rest_utils.rest_retry_on_db_error(
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db_api.get_dynamic_action_definition
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)(
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identifier=identifier,
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namespace=namespace,
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fields=fields
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)
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if fields:
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return resources.DynamicAction.from_tuples(zip(fields, db_model))
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return resources.DynamicAction.from_db_model(db_model)
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@rest_utils.wrap_pecan_controller_exception
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@wsme_pecan.wsexpose(None, wtypes.text, wtypes.text, status_code=204)
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def delete(self, identifier, namespace=''):
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"""Delete a dynamic action.
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:param identifier: Name or ID of the action to delete.
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:param namespace: Optional. Namespace of the action to delete.
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"""
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acl.enforce('dynamic_actions:delete', context.ctx())
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LOG.debug(
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'Delete dynamic action [identifier=%s, namespace=%s]',
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identifier,
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namespace
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)
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rest_utils.rest_retry_on_db_error(
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db_api.delete_dynamic_action_definition
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)(
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identifier=identifier,
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namespace=namespace
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)
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