diff options
Diffstat (limited to 'tests/unittests/test_distros/test_netconfig.py')
| -rw-r--r-- | tests/unittests/test_distros/test_netconfig.py | 140 |
1 files changed, 139 insertions, 1 deletions
diff --git a/tests/unittests/test_distros/test_netconfig.py b/tests/unittests/test_distros/test_netconfig.py index a1df066a..d09e46af 100644 --- a/tests/unittests/test_distros/test_netconfig.py +++ b/tests/unittests/test_distros/test_netconfig.py @@ -2,6 +2,7 @@ import copy import os +import re from io import StringIO from textwrap import dedent from unittest import mock @@ -14,7 +15,7 @@ from cloudinit.tests.helpers import ( FilesystemMockingTestCase, dir2dict) from cloudinit import subp from cloudinit import util - +from cloudinit import safeyaml BASE_NET_CFG = ''' auto lo @@ -88,6 +89,24 @@ V1_NET_CFG = {'config': [{'name': 'eth0', 'type': 'physical'}], 'version': 1} +V1_NET_CFG_WITH_DUPS = """\ +# same value in interface specific dns and global dns +# should produce single entry in network file +version: 1 +config: + - type: physical + name: eth0 + subnets: + - type: static + address: 192.168.0.102/24 + dns_nameservers: [1.2.3.4] + dns_search: [test.com] + interface: eth0 + - type: nameserver + address: [1.2.3.4] + search: [test.com] +""" + V1_NET_CFG_OUTPUT = """\ # This file is generated from information provided by the datasource. Changes # to it will not persist across an instance reboot. To disable cloud-init's @@ -771,6 +790,125 @@ class TestNetCfgDistroArch(TestNetCfgDistroBase): with_netplan=True) +class TestNetCfgDistroPhoton(TestNetCfgDistroBase): + + def setUp(self): + super(TestNetCfgDistroPhoton, self).setUp() + self.distro = self._get_distro('photon', renderers=['networkd']) + + def create_conf_dict(self, contents): + content_dict = {} + for line in contents: + if line: + line = line.strip() + if line and re.search(r'^\[(.+)\]$', line): + content_dict[line] = [] + key = line + elif line: + assert key + content_dict[key].append(line) + + return content_dict + + def compare_dicts(self, actual, expected): + for k, v in actual.items(): + self.assertEqual(sorted(expected[k]), sorted(v)) + + def _apply_and_verify(self, apply_fn, config, expected_cfgs=None, + bringup=False): + if not expected_cfgs: + raise ValueError('expected_cfg must not be None') + + tmpd = None + with mock.patch('cloudinit.net.networkd.available') as m_avail: + m_avail.return_value = True + with self.reRooted(tmpd) as tmpd: + apply_fn(config, bringup) + + results = dir2dict(tmpd) + for cfgpath, expected in expected_cfgs.items(): + actual = self.create_conf_dict(results[cfgpath].splitlines()) + self.compare_dicts(actual, expected) + self.assertEqual(0o644, get_mode(cfgpath, tmpd)) + + def nwk_file_path(self, ifname): + return '/etc/systemd/network/10-cloud-init-%s.network' % ifname + + def net_cfg_1(self, ifname): + ret = """\ + [Match] + Name=%s + [Network] + DHCP=no + [Address] + Address=192.168.1.5/24 + [Route] + Gateway=192.168.1.254""" % ifname + return ret + + def net_cfg_2(self, ifname): + ret = """\ + [Match] + Name=%s + [Network] + DHCP=ipv4""" % ifname + return ret + + def test_photon_network_config_v1(self): + tmp = self.net_cfg_1('eth0').splitlines() + expected_eth0 = self.create_conf_dict(tmp) + + tmp = self.net_cfg_2('eth1').splitlines() + expected_eth1 = self.create_conf_dict(tmp) + + expected_cfgs = { + self.nwk_file_path('eth0'): expected_eth0, + self.nwk_file_path('eth1'): expected_eth1, + } + + self._apply_and_verify(self.distro.apply_network_config, + V1_NET_CFG, + expected_cfgs.copy()) + + def test_photon_network_config_v2(self): + tmp = self.net_cfg_1('eth7').splitlines() + expected_eth7 = self.create_conf_dict(tmp) + + tmp = self.net_cfg_2('eth9').splitlines() + expected_eth9 = self.create_conf_dict(tmp) + + expected_cfgs = { + self.nwk_file_path('eth7'): expected_eth7, + self.nwk_file_path('eth9'): expected_eth9, + } + + self._apply_and_verify(self.distro.apply_network_config, + V2_NET_CFG, + expected_cfgs.copy()) + + def test_photon_network_config_v1_with_duplicates(self): + expected = """\ + [Match] + Name=eth0 + [Network] + DHCP=no + DNS=1.2.3.4 + Domains=test.com + [Address] + Address=192.168.0.102/24""" + + net_cfg = safeyaml.load(V1_NET_CFG_WITH_DUPS) + + expected = self.create_conf_dict(expected.splitlines()) + expected_cfgs = { + self.nwk_file_path('eth0'): expected, + } + + self._apply_and_verify(self.distro.apply_network_config, + net_cfg, + expected_cfgs.copy()) + + def get_mode(path, target=None): return os.stat(subp.target_path(target, path)).st_mode & 0o777 |