794a1325df
When passing extra-dhcp-opt into the port-create where an empty string is provided as opt_value=' ', the create and update routine will load the empty string into the DB. The result when written to the opts file is: "tag:ece4c8aa-15c9-4f6b-8c42-7d4e285734bf,option:server-ip-address", which when read by dnsmasq has been tested to cause dnsmasq to segment fault. Change-Id: I31de4a3d27092bb219d20221c5ef5a6b22e050dc Closes-Bug: #1257467
267 lines
11 KiB
Python
267 lines
11 KiB
Python
# Copyright (c) 2013 OpenStack Foundation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# @author: D.E. Kehn, dekehn@gmail.com
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#
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import copy
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import webob.exc
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from neutron.db import db_base_plugin_v2
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from neutron.db import extradhcpopt_db as edo_db
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from neutron.extensions import extra_dhcp_opt as edo_ext
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from neutron.openstack.common import log as logging
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from neutron.tests.unit import test_db_plugin
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LOG = logging.getLogger(__name__)
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DB_PLUGIN_KLASS = (
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'neutron.tests.unit.test_extension_extradhcpopts.ExtraDhcpOptTestPlugin')
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class ExtraDhcpOptTestPlugin(db_base_plugin_v2.NeutronDbPluginV2,
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edo_db.ExtraDhcpOptMixin):
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"""Test plugin that implements necessary calls on create/delete port for
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associating ports with extra dhcp options.
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"""
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supported_extension_aliases = ["extra_dhcp_opt"]
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def create_port(self, context, port):
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with context.session.begin(subtransactions=True):
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edos = port['port'].get(edo_ext.EXTRADHCPOPTS, [])
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new_port = super(ExtraDhcpOptTestPlugin, self).create_port(
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context, port)
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self._process_port_create_extra_dhcp_opts(context, new_port, edos)
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return new_port
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def update_port(self, context, id, port):
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with context.session.begin(subtransactions=True):
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rtn_port = super(ExtraDhcpOptTestPlugin, self).update_port(
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context, id, port)
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self._update_extra_dhcp_opts_on_port(context, id, port, rtn_port)
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return rtn_port
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class ExtraDhcpOptDBTestCase(test_db_plugin.NeutronDbPluginV2TestCase):
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def setUp(self, plugin=DB_PLUGIN_KLASS):
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super(ExtraDhcpOptDBTestCase, self).setUp(plugin=plugin)
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class TestExtraDhcpOpt(ExtraDhcpOptDBTestCase):
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def _check_opts(self, expected, returned):
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self.assertEqual(len(expected), len(returned))
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for opt in returned:
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name = opt['opt_name']
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for exp in expected:
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if name == exp['opt_name']:
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val = exp['opt_value']
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break
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self.assertEqual(opt['opt_value'], val)
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def test_create_port_with_extradhcpopts(self):
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opt_list = [{'opt_name': 'bootfile-name',
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'opt_value': 'pxelinux.0'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'}]
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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self._check_opts(opt_list,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_create_port_with_none_extradhcpopts(self):
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opt_list = [{'opt_name': 'bootfile-name',
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'opt_value': None},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'}]
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expected = [{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'}]
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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self._check_opts(expected,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_with_extradhcpopts_with_same(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': 'changeme.0'}]
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expected_opts = opt_list[:]
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for i in expected_opts:
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if i['opt_name'] == upd_opts[0]['opt_name']:
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i['opt_value'] = upd_opts[0]['opt_value']
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break
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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self._check_opts(expected_opts,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_with_additional_extradhcpopt(self):
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opt_list = [{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': 'changeme.0'}]
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expected_opts = copy.deepcopy(opt_list)
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expected_opts.append(upd_opts[0])
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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self._check_opts(expected_opts,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_with_extradhcpopts(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': 'changeme.0'}]
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expected_opts = copy.deepcopy(opt_list)
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for i in expected_opts:
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if i['opt_name'] == upd_opts[0]['opt_name']:
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i['opt_value'] = upd_opts[0]['opt_value']
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break
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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self._check_opts(expected_opts,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_with_extradhcpopt_delete(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': None}]
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expected_opts = []
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expected_opts = [opt for opt in opt_list
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if opt['opt_name'] != 'bootfile-name']
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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self._check_opts(expected_opts,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_without_extradhcpopt_delete(self):
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': None}]
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with self.port() as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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edo_attr = port['port'].get(edo_ext.EXTRADHCPOPTS)
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self.assertEqual(edo_attr, [])
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def test_update_port_adding_extradhcpopts(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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with self.port() as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: opt_list}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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port = self.deserialize('json', req.get_response(self.api))
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self._check_opts(opt_list,
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port['port'][edo_ext.EXTRADHCPOPTS])
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def test_update_port_with_blank_string_extradhcpopt(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': 'bootfile-name', 'opt_value': ' '}]
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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res = req.get_response(self.api)
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self.assertEqual(res.status_int, webob.exc.HTTPBadRequest.code)
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def test_update_port_with_blank_name_extradhcpopt(self):
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opt_list = [{'opt_name': 'bootfile-name', 'opt_value': 'pxelinux.0'},
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{'opt_name': 'tftp-server',
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'opt_value': '123.123.123.123'},
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{'opt_name': 'server-ip-address',
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'opt_value': '123.123.123.456'}]
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upd_opts = [{'opt_name': ' ', 'opt_value': 'pxelinux.0'}]
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params = {edo_ext.EXTRADHCPOPTS: opt_list,
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'arg_list': (edo_ext.EXTRADHCPOPTS,)}
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with self.port(**params) as port:
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update_port = {'port': {edo_ext.EXTRADHCPOPTS: upd_opts}}
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req = self.new_update_request('ports', update_port,
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port['port']['id'])
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res = req.get_response(self.api)
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self.assertEqual(res.status_int, webob.exc.HTTPBadRequest.code)
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