heat/heat/engine/resources/security_group.py

95 lines
3.4 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# 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.
from heat.engine import clients
from heat.engine import resource
from heat.openstack.common import log as logging
logger = logging.getLogger(__name__)
class SecurityGroup(resource.Resource):
properties_schema = {'GroupDescription': {'Type': 'String',
'Required': True},
'VpcId': {'Type': 'String',
'Implemented': False},
'SecurityGroupIngress': {'Type': 'List'},
'SecurityGroupEgress': {'Type': 'List',
'Implemented': False}}
def __init__(self, name, json_snippet, stack):
super(SecurityGroup, self).__init__(name, json_snippet, stack)
def handle_create(self):
sec = None
groups = self.nova().security_groups.list()
for group in groups:
if group.name == self.physical_resource_name():
sec = group
break
if not sec:
sec = self.nova().security_groups.create(
self.physical_resource_name(),
self.properties['GroupDescription'])
self.resource_id_set(sec.id)
if self.properties['SecurityGroupIngress']:
rules_client = self.nova().security_group_rules
for i in self.properties['SecurityGroupIngress']:
try:
rule = rules_client.create(sec.id,
i['IpProtocol'],
i['FromPort'],
i['ToPort'],
i['CidrIp'])
except clients.novaclient.exceptions.BadRequest as ex:
if ex.message.find('already exists') >= 0:
# no worries, the rule is already there
pass
else:
# unexpected error
raise
def handle_update(self, json_snippet):
return self.UPDATE_REPLACE
def handle_delete(self):
if self.resource_id is not None:
try:
sec = self.nova().security_groups.get(self.resource_id)
except clients.novaclient.exceptions.NotFound:
pass
else:
for rule in sec.rules:
try:
self.nova().security_group_rules.delete(rule['id'])
except clients.novaclient.exceptions.NotFound:
pass
self.nova().security_groups.delete(self.resource_id)
self.resource_id = None
def FnGetRefId(self):
return unicode(self.name)
def resource_mapping():
return {
'AWS::EC2::SecurityGroup': SecurityGroup,
}