191 lines
5.6 KiB
Python
191 lines
5.6 KiB
Python
# Copyright 2015 Huawei Technologies Co., Ltd.
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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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import functools
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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 mistral.api import access_control as acl
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from mistral.api.controllers.v2 import resources
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from mistral import context
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from mistral.db.v2 import api as db_api
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from mistral import exceptions as exc
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from mistral.utils import rest_utils
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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def auth_enable_check(func):
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@functools.wraps(func)
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def wrapped(*args, **kwargs):
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if not CONF.pecan.auth_enable:
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msg = ("Resource sharing feature can only be supported with "
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"authentication enabled.")
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raise exc.WorkflowException(msg)
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return func(*args, **kwargs)
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return wrapped
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class MembersController(rest.RestController):
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def __init__(self, type, resource_id):
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self.type = type
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self.resource_id = resource_id
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super(MembersController, self).__init__()
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@rest_utils.wrap_pecan_controller_exception
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@auth_enable_check
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@wsme_pecan.wsexpose(resources.Member, wtypes.text)
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def get(self, member_id):
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"""Shows resource member details."""
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acl.enforce('members:get', context.ctx())
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LOG.info(
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"Fetch resource member [resource_id=%s, resource_type=%s, "
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"member_id=%s].",
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self.resource_id,
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self.type,
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member_id
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)
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member_db = db_api.get_resource_member(
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self.resource_id,
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self.type,
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member_id
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)
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return resources.Member.from_db_model(member_db)
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@rest_utils.wrap_pecan_controller_exception
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@auth_enable_check
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@wsme_pecan.wsexpose(resources.Members)
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def get_all(self):
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"""Return all members with whom the resource has been shared."""
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acl.enforce('members:list', context.ctx())
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LOG.info(
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"Fetch resource members [resource_id=%s, resource_type=%s].",
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self.resource_id,
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self.type
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)
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db_members = db_api.get_resource_members(
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self.resource_id,
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self.type
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)
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members = [
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resources.Member.from_db_model(db_member)
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for db_member in db_members
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]
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return resources.Members(members=members)
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@rest_utils.wrap_pecan_controller_exception
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@auth_enable_check
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@wsme_pecan.wsexpose(
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resources.Member,
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body=resources.Member,
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status_code=201
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)
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def post(self, member_info):
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"""Shares the resource to a new member."""
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acl.enforce('members:create', context.ctx())
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LOG.info(
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"Share resource to a member. [resource_id=%s, "
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"resource_type=%s, member_info=%s].",
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self.resource_id,
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self.type,
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member_info
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)
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if not member_info.member_id:
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raise exc.WorkflowException("Member id must be provided.")
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with db_api.transaction():
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wf_db = db_api.get_workflow_definition(self.resource_id)
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if wf_db.scope != 'private':
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raise exc.WorkflowException(
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"Only private resource could be shared."
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)
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resource_member = {
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'resource_id': self.resource_id,
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'resource_type': self.type,
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'member_id': member_info.member_id,
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'status': 'pending'
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}
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db_member = db_api.create_resource_member(resource_member)
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return resources.Member.from_db_model(db_member)
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@rest_utils.wrap_pecan_controller_exception
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@auth_enable_check
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@wsme_pecan.wsexpose(resources.Member, wtypes.text, body=resources.Member)
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def put(self, member_id, member_info):
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"""Sets the status for a resource member."""
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acl.enforce('members:update', context.ctx())
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LOG.info(
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"Update resource member status. [resource_id=%s, "
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"member_id=%s, member_info=%s].",
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self.resource_id,
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member_id,
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member_info
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)
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if not member_info.status:
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msg = "Status must be provided."
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raise exc.WorkflowException(msg)
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db_member = db_api.update_resource_member(
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self.resource_id,
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self.type,
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member_id,
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{'status': member_info.status}
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)
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return resources.Member.from_db_model(db_member)
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@rest_utils.wrap_pecan_controller_exception
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@auth_enable_check
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@wsme_pecan.wsexpose(None, wtypes.text, status_code=204)
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def delete(self, member_id):
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"""Deletes a member from the member list of a resource."""
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acl.enforce('members:delete', context.ctx())
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LOG.info(
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"Delete resource member. [resource_id=%s, "
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"resource_type=%s, member_id=%s].",
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self.resource_id,
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self.type,
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member_id
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)
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db_api.delete_resource_member(
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self.resource_id,
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self.type,
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member_id
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)
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