OpenStack Study: portsecurity.py

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# Copyright 2013 VMware, Inc. All rights reserved.

#

# 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 neutron.api.v2 import attributes

from neutron.common import exceptions as qexception

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class PortSecurityPortHasSecurityGroup(qexception.InUse):

message = _("Port has security group associated. Cannot disable port "

"security or ip address until security group is removed")

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class PortSecurityAndIPRequiredForSecurityGroups(qexception.InvalidInput):

message = _("Port security must be enabled and port must have an IP"

" address in order to use security groups.")

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class PortSecurityBindingNotFound(qexception.InvalidExtensionEnv):

message = _("Port does not have port security binding.")

PORTSECURITY = 'port_security_enabled'

EXTENDED_ATTRIBUTES_2_0 = {

'networks': {

PORTSECURITY: {'allow_post': True, 'allow_put': True,

'convert_to': attributes.convert_to_boolean,

'enforce_policy': True,

'

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class Portsecurity(object):

"""Extension class supporting port security."""

@classmethod

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    def get_name(cls):

        return "Port Security"

    @classmethod

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    def get_alias(cls):

        return "port-security"

    @classmethod

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    def get_description(cls):

        return "Provides port security"

    @classmethod

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    def get_namespace(cls):

        return "http://docs.openstack.org/ext/portsecurity/api/v1.0"

    @classmethod

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    def get_updated(cls):

        return "2012-07-23T10:00:00-00:00"

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    def get_extended_resources(self, version):

        if version == "2.0":

            return EXTENDED_ATTRIBUTES_2_0

        else:

            return {}