239 lines
10 KiB
Python
239 lines
10 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""The group type API controller module."""
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from oslo_utils import strutils
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from oslo_utils import uuidutils
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import six
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from six.moves import http_client
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import webob
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from webob import exc
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from manila.api.openstack import wsgi
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from manila.api.views import share_group_types as views
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from manila import exception
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from manila.i18n import _
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from manila.share_group import share_group_types
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class ShareGroupTypesController(wsgi.Controller):
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"""The share group types API controller for the OpenStack API."""
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resource_name = 'share_group_type'
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_view_builder_class = views.ShareGroupTypeViewBuilder
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def _check_body(self, body, action_name):
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if not self.is_valid_body(body, action_name):
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raise webob.exc.HTTPBadRequest()
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access = body[action_name]
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project = access.get('project')
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if not uuidutils.is_uuid_like(project):
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msg = _("Project value (%s) must be in uuid format.") % project
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raise webob.exc.HTTPBadRequest(explanation=msg)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.Controller.authorize
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def index(self, req):
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"""Returns the list of share group types."""
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limited_types = self._get_share_group_types(req)
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return self._view_builder.index(req, limited_types)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.Controller.authorize
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def show(self, req, id):
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"""Return a single share group type item."""
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context = req.environ['manila.context']
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try:
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share_group_type = share_group_types.get(context, id)
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except exception.NotFound:
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msg = _("Share group type with id %s not found.")
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raise exc.HTTPNotFound(explanation=msg % id)
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share_group_type['id'] = six.text_type(share_group_type['id'])
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return self._view_builder.show(req, share_group_type)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.Controller.authorize
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def default(self, req):
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"""Return default share group type."""
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context = req.environ['manila.context']
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share_group_type = share_group_types.get_default(context)
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if not share_group_type:
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msg = _("Default share group type not found.")
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raise exc.HTTPNotFound(explanation=msg)
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share_group_type['id'] = six.text_type(share_group_type['id'])
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return self._view_builder.show(req, share_group_type)
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def _get_share_group_types(self, req):
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"""Helper function that returns a list of share group type dicts."""
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filters = {}
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context = req.environ['manila.context']
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if context.is_admin:
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# Only admin has query access to all group types
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filters['is_public'] = self._parse_is_public(
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req.params.get('is_public'))
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else:
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filters['is_public'] = True
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limited_types = share_group_types.get_all(
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context, search_opts=filters).values()
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return list(limited_types)
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@staticmethod
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def _parse_is_public(is_public):
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"""Parse is_public into something usable.
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:returns:
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- True: API should list public share group types only
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- False: API should list private share group types only
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- None: API should list both public and private share group types
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"""
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if is_public is None:
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# preserve default value of showing only public types
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return True
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elif six.text_type(is_public).lower() == "all":
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return None
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else:
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try:
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return strutils.bool_from_string(is_public, strict=True)
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except ValueError:
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msg = _('Invalid is_public filter [%s]') % is_public
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raise exc.HTTPBadRequest(explanation=msg)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.action("create")
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@wsgi.Controller.authorize('create')
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def _create(self, req, body):
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"""Creates a new share group type."""
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context = req.environ['manila.context']
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if not self.is_valid_body(body, 'share_group_type'):
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raise webob.exc.HTTPBadRequest()
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share_group_type = body['share_group_type']
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name = share_group_type.get('name')
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specs = share_group_type.get('group_specs', {})
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is_public = share_group_type.get('is_public', True)
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if not share_group_type.get('share_types'):
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msg = _("Supported share types must be provided.")
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raise webob.exc.HTTPBadRequest(explanation=msg)
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share_types = share_group_type.get('share_types')
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if name is None or name == "" or len(name) > 255:
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msg = _("Share group type name is not valid.")
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raise webob.exc.HTTPBadRequest(explanation=msg)
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if not (specs is None or isinstance(specs, dict)):
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msg = _("Group specs can be either of 'None' or 'dict' types.")
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raise webob.exc.HTTPBadRequest(explanation=msg)
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if specs:
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for element in list(specs.keys()) + list(specs.values()):
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if not isinstance(element, six.string_types):
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msg = _("Group specs keys and values should be strings.")
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raise webob.exc.HTTPBadRequest(explanation=msg)
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try:
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share_group_types.create(
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context, name, share_types, specs, is_public)
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share_group_type = share_group_types.get_by_name(
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context, name)
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except exception.ShareGroupTypeExists as err:
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raise webob.exc.HTTPConflict(explanation=six.text_type(err))
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except exception.ShareTypeDoesNotExist as err:
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raise webob.exc.HTTPNotFound(explanation=six.text_type(err))
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except exception.NotFound:
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raise webob.exc.HTTPNotFound()
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return self._view_builder.show(req, share_group_type)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.action("delete")
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@wsgi.Controller.authorize('delete')
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def _delete(self, req, id):
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"""Deletes an existing group type."""
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context = req.environ['manila.context']
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try:
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share_group_type = share_group_types.get(context, id)
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share_group_types.destroy(context, share_group_type['id'])
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except exception.ShareGroupTypeInUse:
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msg = _('Target share group type with id %s is still in use.')
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raise webob.exc.HTTPBadRequest(explanation=msg % id)
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except exception.NotFound:
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raise webob.exc.HTTPNotFound()
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return webob.Response(status_int=http_client.NO_CONTENT)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.Controller.authorize('list_project_access')
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def share_group_type_access(self, req, id):
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context = req.environ['manila.context']
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try:
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share_group_type = share_group_types.get(
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context, id, expected_fields=['projects'])
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except exception.ShareGroupTypeNotFound:
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explanation = _("Share group type %s not found.") % id
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raise webob.exc.HTTPNotFound(explanation=explanation)
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if share_group_type['is_public']:
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expl = _("Access list not available for public share group types.")
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raise webob.exc.HTTPNotFound(explanation=expl)
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projects = []
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for project_id in share_group_type['projects']:
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projects.append(
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{'share_group_type_id': share_group_type['id'],
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'project_id': project_id}
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)
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return {'share_group_type_access': projects}
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.action('addProjectAccess')
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@wsgi.Controller.authorize('add_project_access')
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def _add_project_access(self, req, id, body):
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context = req.environ['manila.context']
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self._check_body(body, 'addProjectAccess')
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project = body['addProjectAccess']['project']
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self._assert_non_public_share_group_type(context, id)
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try:
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share_group_types.add_share_group_type_access(
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context, id, project)
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except exception.ShareGroupTypeAccessExists as err:
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raise webob.exc.HTTPConflict(explanation=six.text_type(err))
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return webob.Response(status_int=http_client.ACCEPTED)
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@wsgi.Controller.api_version('2.31', experimental=True)
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@wsgi.action('removeProjectAccess')
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@wsgi.Controller.authorize('remove_project_access')
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def _remove_project_access(self, req, id, body):
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context = req.environ['manila.context']
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self._check_body(body, 'removeProjectAccess')
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project = body['removeProjectAccess']['project']
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self._assert_non_public_share_group_type(context, id)
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try:
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share_group_types.remove_share_group_type_access(
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context, id, project)
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except exception.ShareGroupTypeAccessNotFound as err:
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raise webob.exc.HTTPNotFound(explanation=six.text_type(err))
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return webob.Response(status_int=http_client.ACCEPTED)
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def _assert_non_public_share_group_type(self, context, type_id):
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try:
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share_group_type = share_group_types.get(
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context, type_id)
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if share_group_type['is_public']:
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msg = _("Type access modification is not applicable to "
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"public share group type.")
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raise webob.exc.HTTPConflict(explanation=msg)
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except exception.ShareGroupTypeNotFound as err:
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raise webob.exc.HTTPNotFound(explanation=six.text_type(err))
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def create_resource():
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return wsgi.Resource(ShareGroupTypesController())
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