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# Copyright 2018 OpenStack Foundation. |
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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_config import cfg |
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from oslo_log import log as logging |
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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 qinling.api import access_control as acl |
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from qinling.api.controllers.v1 import resources |
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from qinling import context |
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from qinling.db import api as db_api |
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from qinling import exceptions as exc |
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from qinling.utils import rest_utils |
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LOG = logging.getLogger(__name__) |
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CONF = cfg.CONF |
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POST_REQUIRED = set(['name', 'function_id']) |
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class FunctionAliasesController(rest.RestController): |
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def __init__(self, *args, **kwargs): |
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self.type = 'function_alias' |
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super(FunctionAliasesController, self).__init__(*args, **kwargs) |
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@rest_utils.wrap_wsme_controller_exception |
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@wsme_pecan.wsexpose( |
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resources.FunctionAlias, |
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body=resources.FunctionAlias, |
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status_code=201 |
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) |
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def post(self, body): |
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"""Create a new alias for the specified function. |
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The supported body params: |
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- function_id: Required. Function id the alias points to. |
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- name: Required. Alias name, must be unique within the project. |
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- function_version: Optional. Version number the alias points to. |
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- description: Optional. The description of the new alias. |
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""" |
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ctx = context.get_ctx() |
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acl.enforce('function_alias:create', ctx) |
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params = body.to_dict() |
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if not POST_REQUIRED.issubset(set(params.keys())): |
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raise exc.InputException( |
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'Required param is missing. Required: %s' % POST_REQUIRED |
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) |
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LOG.info("Creating Alias, params: %s", params) |
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values = { |
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'function_id': params.get('function_id'), |
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'name': params.get('name'), |
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'function_version': params.get('function_version'), |
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'description': params.get('description'), |
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} |
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alias = db_api.create_function_alias(**values) |
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LOG.info("New alias created.") |
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return resources.FunctionAlias.from_db_obj(alias) |
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@rest_utils.wrap_wsme_controller_exception |
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@wsme_pecan.wsexpose(resources.FunctionAlias, wtypes.text) |
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def get(self, alias_name): |
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acl.enforce('function_alias:get', context.get_ctx()) |
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LOG.info("Getting function alias %s.", alias_name) |
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alias = db_api.get_function_alias(alias_name) |
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return resources.FunctionAlias.from_db_obj(alias) |
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@rest_utils.wrap_wsme_controller_exception |
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@wsme_pecan.wsexpose(resources.FunctionAliases, bool, wtypes.text) |
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def get_all(self, all_projects=False, project_id=None): |
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"""Get all the function aliases. |
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:param project_id: Optional. Admin user can query other projects |
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resources, the param is ignored for normal user. |
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:param all_projects: Optional. Get resources of all projects. |
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""" |
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ctx = context.get_ctx() |
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project_id, all_projects = rest_utils.get_project_params( |
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project_id, all_projects |
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) |
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if all_projects: |
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acl.enforce('function_version:get_all:all_projects', ctx) |
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filters = rest_utils.get_filters(project_id=project_id) |
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LOG.info("Get all function aliases. filters=%s", filters) |
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db_aliases = db_api.get_function_aliases( |
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insecure=all_projects, **filters) |
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aliases = [resources.FunctionAlias.from_db_obj(db_model) |
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for db_model in db_aliases] |
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return resources.FunctionAliases(function_aliases=aliases) |