diff options
Diffstat (limited to 'tests/unittests/test_datasource/test_configdrive.py')
| -rw-r--r-- | tests/unittests/test_datasource/test_configdrive.py | 203 |
1 files changed, 179 insertions, 24 deletions
diff --git a/tests/unittests/test_datasource/test_configdrive.py b/tests/unittests/test_datasource/test_configdrive.py index 1364b39d..18551b92 100644 --- a/tests/unittests/test_datasource/test_configdrive.py +++ b/tests/unittests/test_datasource/test_configdrive.py @@ -5,22 +5,15 @@ import shutil import six import tempfile -try: - from unittest import mock -except ImportError: - import mock -try: - from contextlib import ExitStack -except ImportError: - from contextlib2 import ExitStack - from cloudinit import helpers +from cloudinit.net import eni +from cloudinit.net import network_state from cloudinit import settings from cloudinit.sources import DataSourceConfigDrive as ds from cloudinit.sources.helpers import openstack from cloudinit import util -from ..helpers import TestCase +from ..helpers import TestCase, ExitStack, mock PUBKEY = u'ssh-rsa AAAAB3NzaC1....sIkJhq8wdX+4I3A4cYbYP ubuntu@server-460\n' @@ -88,9 +81,34 @@ NETWORK_DATA = { ] } +NETWORK_DATA_2 = { + "services": [ + {"type": "dns", "address": "1.1.1.191"}, + {"type": "dns", "address": "1.1.1.4"}], + "networks": [ + {"network_id": "d94bbe94-7abc-48d4-9c82-4628ea26164a", "type": "ipv4", + "netmask": "255.255.255.248", "link": "eth0", + "routes": [{"netmask": "0.0.0.0", "network": "0.0.0.0", + "gateway": "2.2.2.9"}], + "ip_address": "2.2.2.10", "id": "network0-ipv4"}, + {"network_id": "ca447c83-6409-499b-aaef-6ad1ae995348", "type": "ipv4", + "netmask": "255.255.255.224", "link": "eth1", + "routes": [], "ip_address": "3.3.3.24", "id": "network1-ipv4"}], + "links": [ + {"ethernet_mac_address": "fa:16:3e:dd:50:9a", "mtu": 1500, + "type": "vif", "id": "eth0", "vif_id": "vif-foo1"}, + {"ethernet_mac_address": "fa:16:3e:a8:14:69", "mtu": 1500, + "type": "vif", "id": "eth1", "vif_id": "vif-foo2"}] +} + + KNOWN_MACS = { 'fa:16:3e:69:b0:58': 'enp0s1', - 'fa:16:3e:d4:57:ad': 'enp0s2'} + 'fa:16:3e:d4:57:ad': 'enp0s2', + 'fa:16:3e:dd:50:9a': 'foo1', + 'fa:16:3e:a8:14:69': 'foo2', + 'fa:16:3e:ed:9a:59': 'foo3', +} CFG_DRIVE_FILES_V2 = { 'ec2/2009-04-04/meta-data.json': json.dumps(EC2_META), @@ -352,35 +370,150 @@ class TestConfigDriveDataSource(TestCase): util.find_devs_with = orig_find_devs_with util.is_partition = orig_is_partition - def test_pubkeys_v2(self): + @mock.patch('cloudinit.sources.DataSourceConfigDrive.on_first_boot') + def test_pubkeys_v2(self, on_first_boot): """Verify that public-keys work in config-drive-v2.""" populate_dir(self.tmp, CFG_DRIVE_FILES_V2) myds = cfg_ds_from_dir(self.tmp) self.assertEqual(myds.get_public_ssh_keys(), [OSTACK_META['public_keys']['mykey']]) - def test_network_data_is_found(self): + +class TestNetJson(TestCase): + def setUp(self): + super(TestNetJson, self).setUp() + self.tmp = tempfile.mkdtemp() + self.addCleanup(shutil.rmtree, self.tmp) + self.maxDiff = None + + @mock.patch('cloudinit.sources.DataSourceConfigDrive.on_first_boot') + def test_network_data_is_found(self, on_first_boot): """Verify that network_data is present in ds in config-drive-v2.""" populate_dir(self.tmp, CFG_DRIVE_FILES_V2) myds = cfg_ds_from_dir(self.tmp) - self.assertEqual(myds.network_json, NETWORK_DATA) + self.assertIsNotNone(myds.network_json) - def test_network_config_is_converted(self): + @mock.patch('cloudinit.sources.DataSourceConfigDrive.on_first_boot') + def test_network_config_is_converted(self, on_first_boot): """Verify that network_data is converted and present on ds object.""" populate_dir(self.tmp, CFG_DRIVE_FILES_V2) myds = cfg_ds_from_dir(self.tmp) - network_config = ds.convert_network_data(NETWORK_DATA, - known_macs=KNOWN_MACS) + network_config = openstack.convert_net_json(NETWORK_DATA, + known_macs=KNOWN_MACS) self.assertEqual(myds.network_config, network_config) + def test_network_config_conversions(self): + """Tests a bunch of input network json and checks the + expected conversions.""" + in_datas = [ + NETWORK_DATA, + { + 'services': [{'type': 'dns', 'address': '172.19.0.12'}], + 'networks': [{ + 'network_id': 'dacd568d-5be6-4786-91fe-750c374b78b4', + 'type': 'ipv4', + 'netmask': '255.255.252.0', + 'link': 'tap1a81968a-79', + 'routes': [{ + 'netmask': '0.0.0.0', + 'network': '0.0.0.0', + 'gateway': '172.19.3.254', + }], + 'ip_address': '172.19.1.34', + 'id': 'network0', + }], + 'links': [{ + 'type': 'bridge', + 'vif_id': '1a81968a-797a-400f-8a80-567f997eb93f', + 'ethernet_mac_address': 'fa:16:3e:ed:9a:59', + 'id': 'tap1a81968a-79', + 'mtu': None, + }], + }, + ] + out_datas = [ + { + 'version': 1, + 'config': [ + { + 'subnets': [{'type': 'dhcp4'}], + 'type': 'physical', + 'mac_address': 'fa:16:3e:69:b0:58', + 'name': 'enp0s1', + 'mtu': None, + }, + { + 'subnets': [{'type': 'dhcp4'}], + 'type': 'physical', + 'mac_address': 'fa:16:3e:d4:57:ad', + 'name': 'enp0s2', + 'mtu': None, + }, + { + 'subnets': [{'type': 'dhcp4'}], + 'type': 'physical', + 'mac_address': 'fa:16:3e:05:30:fe', + 'name': 'nic0', + 'mtu': None, + }, + { + 'type': 'nameserver', + 'address': '199.204.44.24', + }, + { + 'type': 'nameserver', + 'address': '199.204.47.54', + } + ], + + }, + { + 'version': 1, + 'config': [ + { + 'name': 'foo3', + 'mac_address': 'fa:16:3e:ed:9a:59', + 'mtu': None, + 'type': 'physical', + 'subnets': [ + { + 'address': '172.19.1.34', + 'netmask': '255.255.252.0', + 'type': 'static', + 'ipv4': True, + 'routes': [{ + 'gateway': '172.19.3.254', + 'netmask': '0.0.0.0', + 'network': '0.0.0.0', + }], + } + ] + }, + { + 'type': 'nameserver', + 'address': '172.19.0.12', + } + ], + }, + ] + for in_data, out_data in zip(in_datas, out_datas): + conv_data = openstack.convert_net_json(in_data, + known_macs=KNOWN_MACS) + self.assertEqual(out_data, conv_data) + class TestConvertNetworkData(TestCase): + def setUp(self): + super(TestConvertNetworkData, self).setUp() + self.tmp = tempfile.mkdtemp() + self.addCleanup(shutil.rmtree, self.tmp) + def _getnames_in_config(self, ncfg): return set([n['name'] for n in ncfg['config'] if n['type'] == 'physical']) def test_conversion_fills_names(self): - ncfg = ds.convert_network_data(NETWORK_DATA, known_macs=KNOWN_MACS) + ncfg = openstack.convert_net_json(NETWORK_DATA, known_macs=KNOWN_MACS) expected = set(['nic0', 'enp0s1', 'enp0s2']) found = self._getnames_in_config(ncfg) self.assertEqual(found, expected) @@ -392,22 +525,45 @@ class TestConvertNetworkData(TestCase): 'fa:16:3e:69:b0:58': 'ens1'}) get_interfaces_by_mac.return_value = macs - ncfg = ds.convert_network_data(NETWORK_DATA) + ncfg = openstack.convert_net_json(NETWORK_DATA) expected = set(['nic0', 'ens1', 'enp0s2']) found = self._getnames_in_config(ncfg) self.assertEqual(found, expected) def test_convert_raises_value_error_on_missing_name(self): macs = {'aa:aa:aa:aa:aa:00': 'ens1'} - self.assertRaises(ValueError, ds.convert_network_data, + self.assertRaises(ValueError, openstack.convert_net_json, NETWORK_DATA, known_macs=macs) + def test_conversion_with_route(self): + ncfg = openstack.convert_net_json(NETWORK_DATA_2, + known_macs=KNOWN_MACS) + # not the best test, but see that we get a route in the + # network config and that it gets rendered to an ENI file + routes = [] + for n in ncfg['config']: + for s in n.get('subnets', []): + routes.extend(s.get('routes', [])) + self.assertIn( + {'network': '0.0.0.0', 'netmask': '0.0.0.0', 'gateway': '2.2.2.9'}, + routes) + eni_renderer = eni.Renderer() + eni_renderer.render_network_state( + self.tmp, network_state.parse_net_config_data(ncfg)) + with open(os.path.join(self.tmp, "etc", + "network", "interfaces"), 'r') as f: + eni_rendering = f.read() + self.assertIn("route add default gw 2.2.2.9", eni_rendering) + def cfg_ds_from_dir(seed_d): - found = ds.read_config_drive(seed_d) cfg_ds = ds.DataSourceConfigDrive(settings.CFG_BUILTIN, None, helpers.Paths({})) - populate_ds_from_read_config(cfg_ds, seed_d, found) + cfg_ds.seed_dir = seed_d + cfg_ds.known_macs = KNOWN_MACS.copy() + if not cfg_ds.get_data(): + raise RuntimeError("Data source did not extract itself from" + " seed directory %s" % seed_d) return cfg_ds @@ -421,7 +577,7 @@ def populate_ds_from_read_config(cfg_ds, source, results): cfg_ds.userdata_raw = results.get('userdata') cfg_ds.version = results.get('version') cfg_ds.network_json = results.get('networkdata') - cfg_ds._network_config = ds.convert_network_data( + cfg_ds._network_config = openstack.convert_net_json( cfg_ds.network_json, known_macs=KNOWN_MACS) @@ -435,7 +591,6 @@ def populate_dir(seed_dir, files): mode = "w" else: mode = "wb" - with open(path, mode) as fp: fp.write(content) |