/usr/lib/python3/dist-packages/vmware_nsxlib/tests/unit/v3/test_ns_group_manager.py is in python3-vmware-nsxlib 12.0.1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | # Copyright (c) 2015 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.
import mock
from vmware_nsxlib.tests.unit.v3 import nsxlib_testcase
from vmware_nsxlib.v3 import exceptions as nsxlib_exc
from vmware_nsxlib.v3 import ns_group_manager
from vmware_nsxlib.v3 import nsx_constants as consts
# Pool of fake ns-groups uuids
NSG_IDS = ['11111111-1111-1111-1111-111111111111',
'22222222-2222-2222-2222-222222222222',
'33333333-3333-3333-3333-333333333333',
'44444444-4444-4444-4444-444444444444',
'55555555-5555-5555-5555-555555555555']
def _mock_create_and_list_nsgroups(test_method):
nsgroups = []
def _create_nsgroup_mock(name, desc, tags, membership_criteria=None):
nsgroup = {'id': NSG_IDS[len(nsgroups)],
'display_name': name,
'description': desc,
'tags': tags}
nsgroups.append(nsgroup)
return nsgroup
def wrap(*args, **kwargs):
with mock.patch(
'vmware_nsxlib.v3.security.NsxLibNsGroup.create'
) as create_nsgroup_mock:
create_nsgroup_mock.side_effect = _create_nsgroup_mock
with mock.patch(
"vmware_nsxlib.v3.security.NsxLibNsGroup.list"
) as list_nsgroups_mock:
list_nsgroups_mock.side_effect = lambda: nsgroups
test_method(*args, **kwargs)
return wrap
class TestNSGroupManager(nsxlib_testcase.NsxLibTestCase):
"""Tests for vmware_nsxlib.v3.ns_group_manager.NSGroupManager."""
@_mock_create_and_list_nsgroups
def test_first_initialization(self):
size = 5
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
nested_groups = cont_manager.nested_groups
self.assertEqual({i: NSG_IDS[i] for i in range(size)},
nested_groups)
@_mock_create_and_list_nsgroups
def test_reconfigure_number_of_nested_groups(self):
# We need to test that when changing the number of nested groups then
# the NSGroupManager picks the ones which were previously created
# and create the ones which are missing, which also verifies that it
# also recognizes existing nested groups.
size = 2
# Creates 2 nested groups.
ns_group_manager.NSGroupManager(self.nsxlib, size)
size = 5
# Creates another 3 nested groups.
nested_groups = ns_group_manager.NSGroupManager(
self.nsxlib, size).nested_groups
self.assertEqual({i: NSG_IDS[i] for i in range(size)},
nested_groups)
@_mock_create_and_list_nsgroups
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.remove_member')
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.add_members')
def test_add_and_remove_nsgroups(self,
add_member_mock,
remove_member_mock):
# We verify that when adding a new nsgroup the properly placed
# according to its id and the number of nested groups.
size = 5
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
nsgroup_id = 'nsgroup_id'
with mock.patch.object(cont_manager, '_hash_uuid', return_value=7):
cont_manager.add_nsgroup(nsgroup_id)
cont_manager.remove_nsgroup(nsgroup_id)
# There are 5 nested groups, the hash function will return 7, therefore
# we expect that the nsgroup will be placed in the 3rd group.
add_member_mock.assert_called_once_with(
NSG_IDS[2], consts.NSGROUP, [nsgroup_id])
remove_member_mock.assert_called_once_with(
NSG_IDS[2], consts.NSGROUP, nsgroup_id,
verify=True)
@_mock_create_and_list_nsgroups
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.remove_member')
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.add_members')
def test_when_nested_group_is_full(self,
add_member_mock,
remove_member_mock):
def _add_member_mock(nsgroup, target_type, target_id):
if nsgroup == NSG_IDS[2]:
raise nsxlib_exc.NSGroupIsFull(nsgroup_id=nsgroup)
def _remove_member_mock(nsgroup, target_type, target_id, verify=False):
if nsgroup == NSG_IDS[2]:
raise nsxlib_exc.NSGroupMemberNotFound(nsgroup_id=nsgroup,
member_id=target_id)
add_member_mock.side_effect = _add_member_mock
remove_member_mock.side_effect = _remove_member_mock
size = 5
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
nsgroup_id = 'nsgroup_id'
with mock.patch.object(cont_manager, '_hash_uuid', return_value=7):
cont_manager.add_nsgroup(nsgroup_id)
cont_manager.remove_nsgroup(nsgroup_id)
# Trying to add nsgroup to the nested group at index 2 will raise
# NSGroupIsFull exception, we expect that the nsgroup will be added to
# the nested group at index 3.
calls = [mock.call(NSG_IDS[2],
consts.NSGROUP, [nsgroup_id]),
mock.call(NSG_IDS[3],
consts.NSGROUP, [nsgroup_id])]
add_member_mock.assert_has_calls(calls)
# Since the nsgroup was added to the nested group at index 3, it will
# fail to remove it from the group at index 2, and then will try to
# remove it from the group at index 3.
calls = [
mock.call(
NSG_IDS[2], consts.NSGROUP,
nsgroup_id, verify=True),
mock.call(
NSG_IDS[3], consts.NSGROUP,
nsgroup_id, verify=True)]
remove_member_mock.assert_has_calls(calls)
@_mock_create_and_list_nsgroups
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.remove_member')
@mock.patch('vmware_nsxlib.v3.security.NsxLibNsGroup.add_members')
def test_initialize_with_absent_nested_groups(self,
add_member_mock,
remove_member_mock):
size = 3
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
# list_nsgroups will return nested group 1 and 3, but not group 2.
nsgroups = cont_manager.nsxlib_nsgroup.list()
with mock.patch("vmware_nsxlib.v3.security.NsxLibNsGroup.list",
side_effect=lambda: nsgroups[::2]):
# invoking the initialization process again, it should process
# groups 1 and 3 and create group 2.
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
self.assertEqual({0: NSG_IDS[0],
1: NSG_IDS[3],
2: NSG_IDS[2]},
cont_manager.nested_groups)
@_mock_create_and_list_nsgroups
def test_suggest_nested_group(self):
size = 5
cont_manager = ns_group_manager.NSGroupManager(self.nsxlib, size)
# We expect that the first suggested index is 2
expected_suggested_groups = NSG_IDS[2:5] + NSG_IDS[:2]
suggest_group = lambda: cont_manager._suggest_nested_group('fake-id')
with mock.patch.object(cont_manager, '_hash_uuid', return_value=7):
for i, suggested in enumerate(suggest_group()):
self.assertEqual(expected_suggested_groups[i], suggested)
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