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-rw-r--r--tests/unittests/config/test_cc_lxd.py272
1 files changed, 272 insertions, 0 deletions
diff --git a/tests/unittests/config/test_cc_lxd.py b/tests/unittests/config/test_cc_lxd.py
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+++ b/tests/unittests/config/test_cc_lxd.py
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+# This file is part of cloud-init. See LICENSE file for license information.
+from unittest import mock
+
+from cloudinit.config import cc_lxd
+from tests.unittests import helpers as t_help
+from tests.unittests.util import get_cloud
+
+
+class TestLxd(t_help.CiTestCase):
+
+ with_logs = True
+
+ lxd_cfg = {
+ "lxd": {
+ "init": {
+ "network_address": "0.0.0.0",
+ "storage_backend": "zfs",
+ "storage_pool": "poolname",
+ }
+ }
+ }
+
+ @mock.patch("cloudinit.config.cc_lxd.maybe_cleanup_default")
+ @mock.patch("cloudinit.config.cc_lxd.subp")
+ def test_lxd_init(self, mock_subp, m_maybe_clean):
+ cc = get_cloud()
+ mock_subp.which.return_value = True
+ m_maybe_clean.return_value = None
+ cc_lxd.handle("cc_lxd", self.lxd_cfg, cc, self.logger, [])
+ self.assertTrue(mock_subp.which.called)
+ # no bridge config, so maybe_cleanup should not be called.
+ self.assertFalse(m_maybe_clean.called)
+ self.assertEqual(
+ [
+ mock.call(["lxd", "waitready", "--timeout=300"]),
+ mock.call(
+ [
+ "lxd",
+ "init",
+ "--auto",
+ "--network-address=0.0.0.0",
+ "--storage-backend=zfs",
+ "--storage-pool=poolname",
+ ]
+ ),
+ ],
+ mock_subp.subp.call_args_list,
+ )
+
+ @mock.patch("cloudinit.config.cc_lxd.maybe_cleanup_default")
+ @mock.patch("cloudinit.config.cc_lxd.subp")
+ def test_lxd_install(self, mock_subp, m_maybe_clean):
+ cc = get_cloud()
+ cc.distro = mock.MagicMock()
+ mock_subp.which.return_value = None
+ cc_lxd.handle("cc_lxd", self.lxd_cfg, cc, self.logger, [])
+ self.assertNotIn("WARN", self.logs.getvalue())
+ self.assertTrue(cc.distro.install_packages.called)
+ cc_lxd.handle("cc_lxd", self.lxd_cfg, cc, self.logger, [])
+ self.assertFalse(m_maybe_clean.called)
+ install_pkg = cc.distro.install_packages.call_args_list[0][0][0]
+ self.assertEqual(sorted(install_pkg), ["lxd", "zfsutils-linux"])
+
+ @mock.patch("cloudinit.config.cc_lxd.maybe_cleanup_default")
+ @mock.patch("cloudinit.config.cc_lxd.subp")
+ def test_no_init_does_nothing(self, mock_subp, m_maybe_clean):
+ cc = get_cloud()
+ cc.distro = mock.MagicMock()
+ cc_lxd.handle("cc_lxd", {"lxd": {}}, cc, self.logger, [])
+ self.assertFalse(cc.distro.install_packages.called)
+ self.assertFalse(mock_subp.subp.called)
+ self.assertFalse(m_maybe_clean.called)
+
+ @mock.patch("cloudinit.config.cc_lxd.maybe_cleanup_default")
+ @mock.patch("cloudinit.config.cc_lxd.subp")
+ def test_no_lxd_does_nothing(self, mock_subp, m_maybe_clean):
+ cc = get_cloud()
+ cc.distro = mock.MagicMock()
+ cc_lxd.handle("cc_lxd", {"package_update": True}, cc, self.logger, [])
+ self.assertFalse(cc.distro.install_packages.called)
+ self.assertFalse(mock_subp.subp.called)
+ self.assertFalse(m_maybe_clean.called)
+
+ def test_lxd_debconf_new_full(self):
+ data = {
+ "mode": "new",
+ "name": "testbr0",
+ "ipv4_address": "10.0.8.1",
+ "ipv4_netmask": "24",
+ "ipv4_dhcp_first": "10.0.8.2",
+ "ipv4_dhcp_last": "10.0.8.254",
+ "ipv4_dhcp_leases": "250",
+ "ipv4_nat": "true",
+ "ipv6_address": "fd98:9e0:3744::1",
+ "ipv6_netmask": "64",
+ "ipv6_nat": "true",
+ "domain": "lxd",
+ }
+ self.assertEqual(
+ cc_lxd.bridge_to_debconf(data),
+ {
+ "lxd/setup-bridge": "true",
+ "lxd/bridge-name": "testbr0",
+ "lxd/bridge-ipv4": "true",
+ "lxd/bridge-ipv4-address": "10.0.8.1",
+ "lxd/bridge-ipv4-netmask": "24",
+ "lxd/bridge-ipv4-dhcp-first": "10.0.8.2",
+ "lxd/bridge-ipv4-dhcp-last": "10.0.8.254",
+ "lxd/bridge-ipv4-dhcp-leases": "250",
+ "lxd/bridge-ipv4-nat": "true",
+ "lxd/bridge-ipv6": "true",
+ "lxd/bridge-ipv6-address": "fd98:9e0:3744::1",
+ "lxd/bridge-ipv6-netmask": "64",
+ "lxd/bridge-ipv6-nat": "true",
+ "lxd/bridge-domain": "lxd",
+ },
+ )
+
+ def test_lxd_debconf_new_partial(self):
+ data = {
+ "mode": "new",
+ "ipv6_address": "fd98:9e0:3744::1",
+ "ipv6_netmask": "64",
+ "ipv6_nat": "true",
+ }
+ self.assertEqual(
+ cc_lxd.bridge_to_debconf(data),
+ {
+ "lxd/setup-bridge": "true",
+ "lxd/bridge-ipv6": "true",
+ "lxd/bridge-ipv6-address": "fd98:9e0:3744::1",
+ "lxd/bridge-ipv6-netmask": "64",
+ "lxd/bridge-ipv6-nat": "true",
+ },
+ )
+
+ def test_lxd_debconf_existing(self):
+ data = {"mode": "existing", "name": "testbr0"}
+ self.assertEqual(
+ cc_lxd.bridge_to_debconf(data),
+ {
+ "lxd/setup-bridge": "false",
+ "lxd/use-existing-bridge": "true",
+ "lxd/bridge-name": "testbr0",
+ },
+ )
+
+ def test_lxd_debconf_none(self):
+ data = {"mode": "none"}
+ self.assertEqual(
+ cc_lxd.bridge_to_debconf(data),
+ {"lxd/setup-bridge": "false", "lxd/bridge-name": ""},
+ )
+
+ def test_lxd_cmd_new_full(self):
+ data = {
+ "mode": "new",
+ "name": "testbr0",
+ "ipv4_address": "10.0.8.1",
+ "ipv4_netmask": "24",
+ "ipv4_dhcp_first": "10.0.8.2",
+ "ipv4_dhcp_last": "10.0.8.254",
+ "ipv4_dhcp_leases": "250",
+ "ipv4_nat": "true",
+ "ipv6_address": "fd98:9e0:3744::1",
+ "ipv6_netmask": "64",
+ "ipv6_nat": "true",
+ "domain": "lxd",
+ }
+ self.assertEqual(
+ cc_lxd.bridge_to_cmd(data),
+ (
+ [
+ "network",
+ "create",
+ "testbr0",
+ "ipv4.address=10.0.8.1/24",
+ "ipv4.nat=true",
+ "ipv4.dhcp.ranges=10.0.8.2-10.0.8.254",
+ "ipv6.address=fd98:9e0:3744::1/64",
+ "ipv6.nat=true",
+ "dns.domain=lxd",
+ ],
+ ["network", "attach-profile", "testbr0", "default", "eth0"],
+ ),
+ )
+
+ def test_lxd_cmd_new_partial(self):
+ data = {
+ "mode": "new",
+ "ipv6_address": "fd98:9e0:3744::1",
+ "ipv6_netmask": "64",
+ "ipv6_nat": "true",
+ }
+ self.assertEqual(
+ cc_lxd.bridge_to_cmd(data),
+ (
+ [
+ "network",
+ "create",
+ "lxdbr0",
+ "ipv4.address=none",
+ "ipv6.address=fd98:9e0:3744::1/64",
+ "ipv6.nat=true",
+ ],
+ ["network", "attach-profile", "lxdbr0", "default", "eth0"],
+ ),
+ )
+
+ def test_lxd_cmd_existing(self):
+ data = {"mode": "existing", "name": "testbr0"}
+ self.assertEqual(
+ cc_lxd.bridge_to_cmd(data),
+ (
+ None,
+ ["network", "attach-profile", "testbr0", "default", "eth0"],
+ ),
+ )
+
+ def test_lxd_cmd_none(self):
+ data = {"mode": "none"}
+ self.assertEqual(cc_lxd.bridge_to_cmd(data), (None, None))
+
+
+class TestLxdMaybeCleanupDefault(t_help.CiTestCase):
+ """Test the implementation of maybe_cleanup_default."""
+
+ defnet = cc_lxd._DEFAULT_NETWORK_NAME
+
+ @mock.patch("cloudinit.config.cc_lxd._lxc")
+ def test_network_other_than_default_not_deleted(self, m_lxc):
+ """deletion or removal should only occur if bridge is default."""
+ cc_lxd.maybe_cleanup_default(
+ net_name="lxdbr1", did_init=True, create=True, attach=True
+ )
+ m_lxc.assert_not_called()
+
+ @mock.patch("cloudinit.config.cc_lxd._lxc")
+ def test_did_init_false_does_not_delete(self, m_lxc):
+ """deletion or removal should only occur if did_init is True."""
+ cc_lxd.maybe_cleanup_default(
+ net_name=self.defnet, did_init=False, create=True, attach=True
+ )
+ m_lxc.assert_not_called()
+
+ @mock.patch("cloudinit.config.cc_lxd._lxc")
+ def test_network_deleted_if_create_true(self, m_lxc):
+ """deletion of network should occur if create is True."""
+ cc_lxd.maybe_cleanup_default(
+ net_name=self.defnet, did_init=True, create=True, attach=False
+ )
+ m_lxc.assert_called_with(["network", "delete", self.defnet])
+
+ @mock.patch("cloudinit.config.cc_lxd._lxc")
+ def test_device_removed_if_attach_true(self, m_lxc):
+ """deletion of network should occur if create is True."""
+ nic_name = "my_nic"
+ profile = "my_profile"
+ cc_lxd.maybe_cleanup_default(
+ net_name=self.defnet,
+ did_init=True,
+ create=False,
+ attach=True,
+ profile=profile,
+ nic_name=nic_name,
+ )
+ m_lxc.assert_called_once_with(
+ ["profile", "device", "remove", profile, nic_name]
+ )
+
+
+# vi: ts=4 expandtab
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 19:02:04 +0000