145 lines
5.4 KiB
Python
145 lines
5.4 KiB
Python
# Copyright 2016 NTT DATA.
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# All rights reserved.
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#
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# 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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from six.moves import http_client as http
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from webob import exc
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from masakari.api.openstack import common
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from masakari.api.openstack import extensions
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from masakari.api.openstack.ha.schemas import segments as schema
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from masakari.api.openstack import wsgi
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from masakari.api import validation
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from masakari import exception
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from masakari.ha import api as segment_api
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from masakari.policies import segments as segment_policies
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ALIAS = 'segments'
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class SegmentsController(wsgi.Controller):
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"""Segments controller for the OpenStack API."""
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def __init__(self):
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self.api = segment_api.FailoverSegmentAPI()
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@extensions.expected_errors((http.BAD_REQUEST, http.FORBIDDEN))
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def index(self, req):
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"""Returns a summary list of failover segments."""
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context = req.environ['masakari.context']
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context.can(segment_policies.SEGMENTS % 'index')
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try:
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limit, marker = common.get_limit_and_marker(req)
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sort_keys, sort_dirs = common.get_sort_params(req.params)
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filters = {}
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if 'recovery_method' in req.params:
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filters['recovery_method'] = req.params['recovery_method']
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if 'service_type' in req.params:
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filters['service_type'] = req.params['service_type']
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segments = self.api.get_all(context, filters=filters,
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sort_keys=sort_keys,
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sort_dirs=sort_dirs, limit=limit,
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marker=marker)
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except exception.MarkerNotFound as e:
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raise exc.HTTPBadRequest(explanation=e.format_message())
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except exception.Invalid as e:
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raise exc.HTTPBadRequest(explanation=e.format_message())
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return {'segments': segments}
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@extensions.expected_errors((http.FORBIDDEN, http.NOT_FOUND))
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def show(self, req, id):
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"""Return data about the given segment id."""
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context = req.environ['masakari.context']
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context.can(segment_policies.SEGMENTS % 'detail')
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try:
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segment = self.api.get_segment(context, id)
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except exception.FailoverSegmentNotFound as e:
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raise exc.HTTPNotFound(explanation=e.format_message())
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return {'segment': segment}
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@wsgi.response(http.CREATED)
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@extensions.expected_errors((http.FORBIDDEN, http.CONFLICT))
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@validation.schema(schema.create)
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def create(self, req, body):
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"""Creates a new failover segment."""
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context = req.environ['masakari.context']
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context.can(segment_policies.SEGMENTS % 'create')
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segment_data = body['segment']
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try:
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segment = self.api.create_segment(context, segment_data)
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except exception.FailoverSegmentExists as e:
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raise exc.HTTPConflict(explanation=e.format_message())
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return {'segment': segment}
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@extensions.expected_errors((http.FORBIDDEN, http.NOT_FOUND,
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http.CONFLICT))
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@validation.schema(schema.update)
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def update(self, req, id, body):
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"""Updates the existing segment."""
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context = req.environ['masakari.context']
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context.can(segment_policies.SEGMENTS % 'update')
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segment_data = body['segment']
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try:
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segment = self.api.update_segment(context, id, segment_data)
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except exception.FailoverSegmentNotFound as e:
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raise exc.HTTPNotFound(explanation=e.format_message())
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except (exception.FailoverSegmentExists, exception.Conflict) as e:
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raise exc.HTTPConflict(explanation=e.format_message())
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return {'segment': segment}
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@wsgi.response(http.NO_CONTENT)
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@extensions.expected_errors((http.FORBIDDEN, http.NOT_FOUND,
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http.CONFLICT))
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def delete(self, req, id):
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"""Removes a segment by uuid."""
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context = req.environ['masakari.context']
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context.can(segment_policies.SEGMENTS % 'delete')
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try:
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self.api.delete_segment(context, id)
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except exception.FailoverSegmentNotFound as e:
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raise exc.HTTPNotFound(explanation=e.format_message())
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except exception.Conflict as e:
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raise exc.HTTPConflict(explanation=e.format_message())
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class Segments(extensions.V1APIExtensionBase):
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"""Segments Extension."""
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name = "Segments"
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alias = ALIAS
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version = 1
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def get_resources(self):
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member_actions = {'action': 'POST'}
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resources = [
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extensions.ResourceExtension(ALIAS,
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SegmentsController(),
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member_name='segment',
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member_actions=member_actions)
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]
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return resources
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def get_controller_extensions(self):
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return []
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