310 lines
16 KiB
Python
310 lines
16 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from os_xenapi.client import exception
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from os_xenapi.client.i18n import _
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from os_xenapi.tests import base
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from os_xenapi.utils import common_function
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from os_xenapi.utils import himn
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from os_xenapi.utils import iptables
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from os_xenapi.utils import sshclient
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class fake_client_exception(exception.OsXenApiException):
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msg_fmt = _("Failed to connect to server")
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class XenapiIptableTestCase(base.TestCase):
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@mock.patch.object(iptables, 'configure_himn_forwards')
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@mock.patch.object(iptables, 'configure_dom0_iptables')
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def test_config_iptables(self, mock_conf_dom0, mock_himn_forwards):
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client = mock.Mock()
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client.ip = 'fake_ip'
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iptables.config_iptables(client, 'fake_interface')
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mock_himn_forwards.assert_called_once_with('fake_interface', 'fake_ip')
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mock_conf_dom0.assert_called_once_with(client)
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@mock.patch.object(iptables, 'configure_himn_forwards')
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@mock.patch.object(iptables, 'configure_dom0_iptables')
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def test_config_iptables_without_forwards(self, mock_conf_dom0,
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mock_himn_forwards):
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client = mock.Mock()
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client.ip = 'fake_ip'
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iptables.config_iptables(client, None)
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mock_himn_forwards.assert_not_called()
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mock_conf_dom0.assert_called_once_with(client)
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def test_configure_dom0_iptables(self):
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client = mock.Mock()
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client.ssh.side_effect = [sshclient.SshExecCmdFailure(
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command="fake_cmd",
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stdout="fake_out",
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stderr="fake_err"),
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None,
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None,
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sshclient.SshExecCmdFailure(
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command="fake_cmd",
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stdout="fake_out",
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stderr="fake_err"),
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None,
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sshclient.SshExecCmdFailure(
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command="fake_cmd",
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stdout="fake_out",
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stderr="fake_err"),
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None,
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None]
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xs_chain = 'XenServer-Neutron-INPUT'
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expect_call1 = mock.call('iptables -t filter -L %s' % xs_chain)
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expect_call2 = mock.call('iptables -t filter --new %s' % xs_chain)
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expect_call3 = mock.call('iptables -t filter -I INPUT -j %s'
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% xs_chain)
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expect_call4 = mock.call('iptables -t filter -C %s -p tcp -m '
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'tcp --dport 6640 -j ACCEPT' % xs_chain)
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expect_call5 = mock.call('iptables -t filter -I %s -p tcp -m '
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'tcp --dport 6640 -j ACCEPT' % xs_chain)
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expect_call6 = mock.call('iptables -t filter -C %s -p udp -m '
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'multiport --dport 4789 -j ACCEPT' % xs_chain)
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expect_call7 = mock.call('iptables -t filter -I %s -p udp -m '
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'multiport --dport 4789 -j ACCEPT' % xs_chain)
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expect_call8 = mock.call("service iptables save")
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expect_calls = [expect_call1, expect_call2, expect_call3, expect_call4,
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expect_call5, expect_call6, expect_call7, expect_call8]
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iptables.configure_dom0_iptables(client)
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client.ssh.assert_has_calls(expect_calls)
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@mock.patch.object(himn, 'get_local_himn_eth')
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@mock.patch.object(common_function, 'execute')
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def test_configure_himn_forwards(self, mock_execute, mock_get_eth):
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mock_get_eth.return_value = 'fake_eth'
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fack_end_point = ['br-storage', 'br-mgmt']
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mock_execute.side_effect = [None,
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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exception.ExecuteCommandFailed('fake_cmd'),
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None,
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None,
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None,
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None]
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expect_call1 = mock.call(
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'sed',
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'-i', 's/.*net\.ipv4\.ip_forward.*=.*/net.ipv4.ip_forward=1/g',
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'/etc/sysctl.conf')
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expect_call2 = mock.call('sysctl', 'net.ipv4.ip_forward=1')
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expect_call3 = mock.call('iptables', '-t', 'nat', '-C', 'POSTROUTING',
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'-o', fack_end_point[0], '-j', 'MASQUERADE')
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expect_call4 = mock.call('iptables', '-t', 'nat', '-I', 'POSTROUTING',
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'-o', fack_end_point[0], '-j', 'MASQUERADE')
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expect_call5 = mock.call('iptables', '-t', 'nat', '-C', 'POSTROUTING',
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'-o', fack_end_point[1], '-j', 'MASQUERADE')
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expect_call6 = mock.call('iptables', '-t', 'nat', '-I', 'POSTROUTING',
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'-o', fack_end_point[1], '-j', 'MASQUERADE')
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expect_call7 = mock.call('iptables', '-t', 'filter', '-C', 'FORWARD',
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'-i', fack_end_point[0], '-o', 'fake_eth',
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'-m', 'state', '--state',
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'RELATED,ESTABLISHED', '-j', 'ACCEPT')
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expect_call8 = mock.call('iptables', '-t', 'filter', '-I', 'FORWARD',
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'-i', fack_end_point[0], '-o', 'fake_eth',
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'-m', 'state', '--state',
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'RELATED,ESTABLISHED', '-j', 'ACCEPT')
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expect_call9 = mock.call('iptables', '-t', 'filter', '-C', 'FORWARD',
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'-i', fack_end_point[1], '-o', 'fake_eth',
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'-m', 'state', '--state',
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'RELATED,ESTABLISHED', '-j', 'ACCEPT')
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expect_call10 = mock.call('iptables', '-t', 'filter', '-I', 'FORWARD',
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'-i', fack_end_point[1], '-o', 'fake_eth',
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'-m', 'state', '--state',
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'RELATED,ESTABLISHED', '-j', 'ACCEPT')
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expect_call11 = mock.call('iptables', '-t', 'filter', '-C', 'FORWARD',
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'-i', 'fake_eth', '-o', fack_end_point[0],
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'-j', 'ACCEPT')
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expect_call12 = mock.call('iptables', '-t', 'filter', '-I', 'FORWARD',
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'-i', 'fake_eth', '-o', fack_end_point[0],
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'-j', 'ACCEPT')
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expect_call13 = mock.call('iptables', '-t', 'filter', '-C', 'FORWARD',
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'-i', 'fake_eth', '-o', fack_end_point[1],
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'-j', 'ACCEPT')
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expect_call14 = mock.call('iptables', '-t', 'filter', '-I', 'FORWARD',
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'-i', 'fake_eth', '-o', fack_end_point[1],
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'-j', 'ACCEPT')
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expect_call15 = mock.call('iptables', '-t', 'filter', '-C', 'INPUT',
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'-i', 'fake_eth', '-j', 'ACCEPT')
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expect_call16 = mock.call('iptables', '-t', 'filter', '-I', 'INPUT',
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'-i', 'fake_eth', '-j', 'ACCEPT')
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expect_call17 = mock.call('iptables', '-t', 'filter', '-S', 'FORWARD')
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expect_call18 = mock.call('iptables', '-t', 'nat', '-S', 'POSTROUTING')
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expect_calls = [expect_call1, expect_call2,
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expect_call3, expect_call4,
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expect_call7, expect_call8,
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expect_call11, expect_call12,
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expect_call5, expect_call6,
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expect_call9, expect_call10,
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expect_call13, expect_call14,
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expect_call15, expect_call16,
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expect_call17, expect_call18]
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iptables.configure_himn_forwards(fack_end_point, 'fake_dom0_himn_ip')
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mock_get_eth.assert_called_once_with('fake_dom0_himn_ip')
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mock_execute.assert_has_calls(expect_calls)
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@mock.patch.object(himn, 'get_local_himn_eth')
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@mock.patch.object(common_function, 'execute')
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def test_configure_himn_forwards_no_eth_exc(self, mock_execute,
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mock_get_eth):
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mock_get_eth.return_value = None
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self.assertRaises(exception.NoNetworkInterfaceInSameSegment,
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iptables.configure_himn_forwards,
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'fake_end_point', 'fake_dom0_himn_ip')
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@mock.patch.object(common_function, 'execute')
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def test_execute_local_iptables_cmd(self, mock_execute):
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fake_rule_spec = 'fake_rule'
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mock_execute.return_value = 'success'
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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fake_rule_spec)
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self.assertTrue(execute_result)
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mock_execute.assert_called_once_with('iptables', '-t', 'fake_table',
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'fake_action', 'fake_chain',
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fake_rule_spec)
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@mock.patch.object(common_function, 'execute')
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def test_execute_local_iptables_cmd_failed(self, mock_execute):
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fake_rule_spec = 'fake_rule'
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mock_execute.side_effect = [exception.ExecuteCommandFailed('fake_cmd')]
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self.assertRaises(exception.ExecuteCommandFailed,
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iptables.execute_iptables_cmd,
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'fake_table', 'fake_action',
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'fake_chain', fake_rule_spec)
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mock_execute.assert_called_once_with('iptables', '-t', 'fake_table',
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'fake_action', 'fake_chain',
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fake_rule_spec)
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@mock.patch.object(common_function, 'execute')
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def test_execute_local_iptables_cmd_expect_failed(self, mock_execute):
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fake_rule_spec = 'fake_rule'
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mock_execute.side_effect = [exception.ExecuteCommandFailed('fake_cmd')]
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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fake_rule_spec,
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None,
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True)
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self.assertFalse(execute_result)
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mock_execute.assert_called_once_with('iptables', '-t', 'fake_table',
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'fake_action', 'fake_chain',
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fake_rule_spec)
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@mock.patch.object(common_function, 'execute')
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def test_execute_local_iptables_cmd_no_rule_spec(self, mock_execute):
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mock_execute.return_value = 'success'
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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None)
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self.assertTrue(execute_result)
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mock_execute.assert_called_once_with('iptables', '-t', 'fake_table',
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'fake_action', 'fake_chain')
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def test_execute_remote_iptables_cmd(self):
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fake_client = mock.Mock()
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fake_rule_spec = 'fake_rule'
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fake_client.ssh.return_value = 'success'
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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fake_rule_spec,
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fake_client)
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self.assertTrue(execute_result)
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fake_client.ssh.assert_called_once_with('iptables -t fake_table ' +
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'fake_action fake_chain ' +
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fake_rule_spec)
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def test_execute_remote_iptables_cmd_failed(self):
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fake_client = mock.Mock()
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fake_rule_spec = 'fake_rule'
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fake_client.ssh.side_effect = [sshclient.SshExecCmdFailure(
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command="fake_cmd",
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stdout="fake_out",
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stderr="fake_err")]
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self.assertRaises(sshclient.SshExecCmdFailure,
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iptables.execute_iptables_cmd,
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'fake_table', 'fake_action',
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'fake_chain', fake_rule_spec,
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fake_client)
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fake_client.ssh.assert_called_once_with('iptables -t fake_table ' +
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'fake_action fake_chain ' +
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fake_rule_spec)
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def test_execute_remote_iptables_cmd_expect_failed(self):
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fake_client = mock.Mock()
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fake_rule_spec = 'fake_rule'
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fake_client.ssh.side_effect = [sshclient.SshExecCmdFailure(
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command="fake_cmd",
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stdout="fake_out",
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stderr="fake_err")]
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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fake_rule_spec,
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fake_client,
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True)
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self.assertFalse(execute_result)
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fake_client.ssh.assert_called_once_with('iptables -t fake_table ' +
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'fake_action fake_chain ' +
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fake_rule_spec)
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def test_execute_remote_iptables_cmd_no_rule_spec(self):
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fake_client = mock.Mock()
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fake_client.ssh.return_value = 'success'
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execute_result = iptables.execute_iptables_cmd('fake_table',
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'fake_action',
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'fake_chain',
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None,
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fake_client)
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self.assertTrue(execute_result)
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fake_client.ssh.assert_called_once_with("iptables -t fake_table "
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"fake_action fake_chain")
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