RETIRED, Tricircle is to provide networking automation across Neutron.
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import pecan
from pecan import expose
from pecan import rest
import six
from oslo_log import log as logging
from tricircle.common import constants
import tricircle.common.context as t_context
import tricircle.common.exceptions as t_exc
from tricircle.common.i18n import _
from tricircle.common.i18n import _LE
from tricircle.common import policy
from tricircle.common import utils
from tricircle.db import api as db_api
LOG = logging.getLogger(__name__)
SUPPORTED_FILTERS = ['id', 'top_id', 'bottom_id', 'pod_id', 'project_id',
'resource_type', 'created_at', 'updated_at']
class RoutingController(rest.RestController):
def __init__(self):
pass
@expose(generic=True, template='json')
def post(self, **kw):
context = t_context.extract_context_from_environ()
if not policy.enforce(context, policy.ADMIN_API_ROUTINGS_CREATE):
return utils.format_api_error(
403, _("Unauthorized to create resource routing"))
if 'routing' not in kw:
return utils.format_api_error(
400, _("Request body not found"))
routing = kw['routing']
for field in ('top_id', 'bottom_id', 'pod_id',
'project_id', 'resource_type'):
value = routing.get(field)
if value is None or len(value.strip()) == 0:
return utils.format_api_error(
400, _("Field %(field)s can not be empty") % {
'field': field})
# the resource type should be properly provisioned.
resource_type = routing.get('resource_type').strip()
if not constants.is_valid_resource_type(resource_type):
return utils.format_api_error(
400, _('There is no such resource type'))
try:
top_id = routing.get('top_id').strip()
bottom_id = routing.get('bottom_id').strip()
pod_id = routing.get('pod_id').strip()
project_id = routing.get('project_id').strip()
routing = db_api.create_resource_mapping(context, top_id,
bottom_id, pod_id,
project_id,
resource_type)
if not routing:
return utils.format_api_error(
409, _('Resource routing already exists'))
except Exception as e:
LOG.exception(_LE('Failed to create resource routing: '
'%(exception)s '), {'exception': e})
return utils.format_api_error(
500, _('Failed to create resource routing'))
return {'routing': routing}
def _get_filters(self, params):
"""Return a dictionary of query param filters from the request.
:param params: the URI params coming from the wsgi layer
:return a dict of key/value filters
"""
filters = {}
for param in params:
if param in SUPPORTED_FILTERS:
# map filter name
filter_name = param
filters[filter_name] = params.get(param)
return filters
@expose(generic=True, template='json')
def get_all(self, **kwargs):
context = t_context.extract_context_from_environ()
if not policy.enforce(context, policy.ADMIN_API_ROUTINGS_LIST):
return utils.format_api_error(
403, _('Unauthorized to show all resource routings'))
filters = self._get_filters(kwargs)
filters = [{'key': key,
'comparator': 'eq',
'value': value} for key, value in six.iteritems(filters)]
try:
return {'routings': db_api.list_resource_routings(context,
filters)}
except Exception as e:
LOG.exception(_LE('Failed to show all resource routings: '
'%(exception)s '), {'exception': e})
return utils.format_api_error(
500, _('Failed to show all resource routings'))
@expose(generic=True, template='json')
def get_one(self, _id):
context = t_context.extract_context_from_environ()
if not policy.enforce(context, policy.ADMIN_API_ROUTINGS_SHOW):
return utils.format_api_error(
403, _('Unauthorized to show the resource routing'))
try:
return {'routing': db_api.get_resource_routing(context, _id)}
except t_exc.ResourceNotFound:
return utils.format_api_error(
404, _('Resource routing not found'))
@expose(generic=True, template='json')
def delete(self, _id):
context = t_context.extract_context_from_environ()
if not policy.enforce(context, policy.ADMIN_API_ROUTINGS_DELETE):
return utils.format_api_error(
403, _('Unauthorized to delete the resource routing'))
try:
db_api.get_resource_routing(context, _id)
except t_exc.ResourceNotFound:
return utils.format_api_error(404,
_('Resource routing not found'))
try:
db_api.delete_resource_routing(context, _id)
pecan.response.status = 200
return pecan.response
except Exception as e:
LOG.exception(_LE('Failed to delete the resource routing: '
'%(exception)s '), {'exception': e})
return utils.format_api_error(
500, _('Failed to delete the resource routing'))
@expose(generic=True, template='json')
def put(self, _id, **kw):
context = t_context.extract_context_from_environ()
if not policy.enforce(context, policy.ADMIN_API_ROUTINGS_PUT):
return utils.format_api_error(
403, _('Unauthorized to update resource routing'))
try:
db_api.get_resource_routing(context, _id)
except t_exc.ResourceNotFound:
return utils.format_api_error(404,
_('Resource routing not found'))
if 'routing' not in kw:
return utils.format_api_error(
400, _('Request body not found'))
update_dict = kw['routing']
# values to be updated should not be empty
for field in update_dict:
value = update_dict.get(field)
if value is None or len(value.strip()) == 0:
return utils.format_api_error(
400, _("Field %(field)s can not be empty") % {
'field': field})
# the resource type should be properly provisioned.
if 'resource_type' in update_dict:
if not constants.is_valid_resource_type(
update_dict['resource_type']):
return utils.format_api_error(
400, _('There is no such resource type'))
try:
routing_updated = db_api.update_resource_routing(
context, _id, update_dict)
return {'routing': routing_updated}
except Exception as e:
LOG.exception(_LE('Failed to update resource routing: '
'%(exception)s '), {'exception': e})
return utils.format_api_error(
500, _('Failed to update resource routing'))