diff options
Diffstat (limited to 'ironic/tests/unit/dhcp/test_dnsmasq.py')
| -rw-r--r-- | ironic/tests/unit/dhcp/test_dnsmasq.py | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/ironic/tests/unit/dhcp/test_dnsmasq.py b/ironic/tests/unit/dhcp/test_dnsmasq.py new file mode 100644 index 000000000..64fe46f33 --- /dev/null +++ b/ironic/tests/unit/dhcp/test_dnsmasq.py @@ -0,0 +1,140 @@ +# +# Copyright 2022 Red Hat, Inc. +# +# 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 os +import tempfile + +from ironic.common import dhcp_factory +from ironic.common import utils as common_utils +from ironic.conductor import task_manager +from ironic.tests.unit.db import base as db_base +from ironic.tests.unit.objects import utils as object_utils + + +class TestDnsmasqDHCPApi(db_base.DbTestCase): + + def setUp(self): + super(TestDnsmasqDHCPApi, self).setUp() + self.config(dhcp_provider='dnsmasq', + group='dhcp') + self.node = object_utils.create_test_node(self.context) + + self.ports = [ + object_utils.create_test_port( + self.context, node_id=self.node.id, id=2, + uuid='1be26c0b-03f2-4d2e-ae87-c02d7f33c782', + address='52:54:00:cf:2d:32', + pxe_enabled=True)] + + self.optsdir = tempfile.mkdtemp() + self.addCleanup(lambda: common_utils.rmtree_without_raise( + self.optsdir)) + self.config(dhcp_optsdir=self.optsdir, group='dnsmasq') + + self.hostsdir = tempfile.mkdtemp() + self.addCleanup(lambda: common_utils.rmtree_without_raise( + self.hostsdir)) + self.config(dhcp_hostsdir=self.hostsdir, group='dnsmasq') + + dhcp_factory.DHCPFactory._dhcp_provider = None + self.api = dhcp_factory.DHCPFactory() + self.opts = [ + { + 'ip_version': 4, + 'opt_name': '67', + 'opt_value': 'bootx64.efi' + }, + { + 'ip_version': 4, + 'opt_name': '210', + 'opt_value': '/tftpboot/' + }, + { + 'ip_version': 4, + 'opt_name': '66', + 'opt_value': '192.0.2.135', + }, + { + 'ip_version': 4, + 'opt_name': '150', + 'opt_value': '192.0.2.135' + }, + { + 'ip_version': 4, + 'opt_name': '255', + 'opt_value': '192.0.2.135' + } + ] + + def test_update_dhcp(self): + with task_manager.acquire(self.context, + self.node.uuid) as task: + self.api.update_dhcp(task, self.opts) + + dnsmasq_tag = task.node.driver_internal_info.get('dnsmasq_tag') + self.assertEqual(36, len(dnsmasq_tag)) + + hostfile = os.path.join(self.hostsdir, + 'ironic-52:54:00:cf:2d:32.conf') + with open(hostfile, 'r') as f: + self.assertEqual( + '52:54:00:cf:2d:32,set:%s,set:ironic\n' % dnsmasq_tag, + f.readline()) + + optsfile = os.path.join(self.optsdir, + 'ironic-%s.conf' % self.node.uuid) + with open(optsfile, 'r') as f: + self.assertEqual([ + 'tag:%s,67,bootx64.efi\n' % dnsmasq_tag, + 'tag:%s,210,/tftpboot/\n' % dnsmasq_tag, + 'tag:%s,66,192.0.2.135\n' % dnsmasq_tag, + 'tag:%s,150,192.0.2.135\n' % dnsmasq_tag, + 'tag:%s,255,192.0.2.135\n' % dnsmasq_tag], + f.readlines()) + + def test_get_ip_addresses(self): + with task_manager.acquire(self.context, + self.node.uuid) as task: + with tempfile.NamedTemporaryFile() as fp: + self.config(dhcp_leasefile=fp.name, group='dnsmasq') + fp.write(b"1659975057 52:54:00:cf:2d:32 192.0.2.198 * *\n") + fp.flush() + self.assertEqual( + ['192.0.2.198'], + self.api.provider.get_ip_addresses(task)) + + def test_clean_dhcp_opts(self): + with task_manager.acquire(self.context, + self.node.uuid) as task: + self.api.update_dhcp(task, self.opts) + + hostfile = os.path.join(self.hostsdir, + 'ironic-52:54:00:cf:2d:32.conf') + optsfile = os.path.join(self.optsdir, + 'ironic-%s.conf' % self.node.uuid) + self.assertTrue(os.path.isfile(hostfile)) + self.assertTrue(os.path.isfile(optsfile)) + + with task_manager.acquire(self.context, + self.node.uuid) as task: + self.api.clean_dhcp(task) + + # assert the host file remains with the ignore directive, and the opts + # file is deleted + with open(hostfile, 'r') as f: + self.assertEqual( + '52:54:00:cf:2d:32,ignore\n', + f.readline()) + self.assertFalse(os.path.isfile(optsfile)) |