118 lines
4.3 KiB
Python
118 lines
4.3 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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 heat.engine import clients
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from heat.engine import resource
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from heat.openstack.common import log as logging
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logger = logging.getLogger(__name__)
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class ElasticIp(resource.Resource):
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properties_schema = {'Domain': {'Type': 'String',
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'Implemented': False},
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'InstanceId': {'Type': 'String'}}
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attributes_schema = {
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"AllocationId": ("ID that AWS assigns to represent the allocation of"
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"the address for use with Amazon VPC. Returned only"
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" for VPC elastic IP addresses.")
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}
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def __init__(self, name, json_snippet, stack):
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super(ElasticIp, self).__init__(name, json_snippet, stack)
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self.ipaddress = None
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def _ipaddress(self):
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if self.ipaddress is None:
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if self.resource_id is not None:
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try:
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ips = self.nova().floating_ips.get(self.resource_id)
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except clients.novaclient.exceptions.NotFound as ex:
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logger.warn("Floating IPs not found: %s" % str(ex))
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else:
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self.ipaddress = ips.ip
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return self.ipaddress or ''
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def handle_create(self):
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"""Allocate a floating IP for the current tenant."""
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ips = self.nova().floating_ips.create()
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logger.info('ElasticIp create %s' % str(ips))
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self.ipaddress = ips.ip
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self.resource_id_set(ips.id)
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if self.properties['InstanceId']:
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server = self.nova().servers.get(self.properties['InstanceId'])
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res = server.add_floating_ip(self._ipaddress())
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def handle_delete(self):
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if self.properties['InstanceId']:
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try:
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server = self.nova().servers.get(self.properties['InstanceId'])
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if server:
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server.remove_floating_ip(self._ipaddress())
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except clients.novaclient.exceptions.NotFound as ex:
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pass
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"""De-allocate a floating IP."""
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if self.resource_id is not None:
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self.nova().floating_ips.delete(self.resource_id)
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def FnGetRefId(self):
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return unicode(self._ipaddress())
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def _resolve_attribute(self, name):
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if name == 'AllocationId':
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return unicode(self.resource_id)
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class ElasticIpAssociation(resource.Resource):
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properties_schema = {'InstanceId': {'Type': 'String',
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'Required': False},
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'EIP': {'Type': 'String'},
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'AllocationId': {'Type': 'String',
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'Implemented': False}}
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def FnGetRefId(self):
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return unicode(self.properties.get('EIP', '0.0.0.0'))
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def handle_create(self):
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"""Add a floating IP address to a server."""
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logger.debug('ElasticIpAssociation %s.add_floating_ip(%s)' %
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(self.properties['InstanceId'],
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self.properties['EIP']))
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if self.properties['InstanceId']:
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server = self.nova().servers.get(self.properties['InstanceId'])
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server.add_floating_ip(self.properties['EIP'])
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self.resource_id_set(self.properties['EIP'])
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def handle_delete(self):
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"""Remove a floating IP address from a server."""
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if self.properties['InstanceId']:
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try:
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server = self.nova().servers.get(self.properties['InstanceId'])
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if server:
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server.remove_floating_ip(self.properties['EIP'])
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except clients.novaclient.exceptions.NotFound as ex:
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pass
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def resource_mapping():
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return {
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'AWS::EC2::EIP': ElasticIp,
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'AWS::EC2::EIPAssociation': ElasticIpAssociation,
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}
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