diff options
Diffstat (limited to 'tests/common/osutil')
| -rw-r--r-- | tests/common/osutil/__init__.py | 16 | ||||
| -rw-r--r-- | tests/common/osutil/test_default.py | 146 |
2 files changed, 162 insertions, 0 deletions
diff --git a/tests/common/osutil/__init__.py b/tests/common/osutil/__init__.py new file mode 100644 index 0000000..2ef4c16 --- /dev/null +++ b/tests/common/osutil/__init__.py @@ -0,0 +1,16 @@ +# Copyright 2014 Microsoft Corporation +# +# 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. +# +# Requires Python 2.4+ and Openssl 1.0+ +# diff --git a/tests/common/osutil/test_default.py b/tests/common/osutil/test_default.py new file mode 100644 index 0000000..d9d00f6 --- /dev/null +++ b/tests/common/osutil/test_default.py @@ -0,0 +1,146 @@ +# Copyright 2014 Microsoft Corporation +# +# 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. +# +# Requires Python 2.4+ and Openssl 1.0+ +# + +import socket +import glob +import mock +import azurelinuxagent.common.osutil.default as osutil +import azurelinuxagent.common.utils.shellutil as shellutil +from azurelinuxagent.common.osutil import get_osutil +from tests.tools import * + + +class TestOSUtil(AgentTestCase): + def test_restart(self): + # setup + retries = 3 + ifname = 'dummy' + with patch.object(shellutil, "run") as run_patch: + run_patch.return_value = 1 + + # execute + osutil.DefaultOSUtil.restart_if(osutil.DefaultOSUtil(), ifname=ifname, retries=retries, wait=0) + + # assert + self.assertEqual(run_patch.call_count, retries) + self.assertEqual(run_patch.call_args_list[0][0][0], 'ifdown {0} && ifup {0}'.format(ifname)) + + def test_get_first_if(self): + ifname, ipaddr = osutil.DefaultOSUtil().get_first_if() + self.assertTrue(ifname.startswith('eth')) + self.assertTrue(ipaddr is not None) + try: + socket.inet_aton(ipaddr) + except socket.error: + self.fail("not a valid ip address") + + def test_isloopback(self): + self.assertTrue(osutil.DefaultOSUtil().is_loopback(b'lo')) + self.assertFalse(osutil.DefaultOSUtil().is_loopback(b'eth0')) + + def test_isprimary(self): + routing_table = "\ + Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT \n\ + eth0 00000000 01345B0A 0003 0 0 5 00000000 0 0 0 \n\ + eth0 00345B0A 00000000 0001 0 0 5 00000000 0 0 0 \n\ + lo 00000000 01345B0A 0003 0 0 1 00FCFFFF 0 0 0 \n" + + mo = mock.mock_open(read_data=routing_table) + with patch(open_patch(), mo): + self.assertFalse(osutil.DefaultOSUtil().is_primary_interface('lo')) + self.assertTrue(osutil.DefaultOSUtil().is_primary_interface('eth0')) + + def test_multiple_default_routes(self): + routing_table = "\ + Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT \n\ + high 00000000 01345B0A 0003 0 0 5 00000000 0 0 0 \n\ + low1 00000000 01345B0A 0003 0 0 1 00FCFFFF 0 0 0 \n" + + mo = mock.mock_open(read_data=routing_table) + with patch(open_patch(), mo): + self.assertTrue(osutil.DefaultOSUtil().is_primary_interface('low1')) + + def test_multiple_interfaces(self): + routing_table = "\ + Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT \n\ + first 00000000 01345B0A 0003 0 0 1 00000000 0 0 0 \n\ + secnd 00000000 01345B0A 0003 0 0 1 00FCFFFF 0 0 0 \n" + + mo = mock.mock_open(read_data=routing_table) + with patch(open_patch(), mo): + self.assertTrue(osutil.DefaultOSUtil().is_primary_interface('first')) + + def test_interface_flags(self): + routing_table = "\ + Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT \n\ + nflg 00000000 01345B0A 0001 0 0 1 00000000 0 0 0 \n\ + flgs 00000000 01345B0A 0003 0 0 1 00FCFFFF 0 0 0 \n" + + mo = mock.mock_open(read_data=routing_table) + with patch(open_patch(), mo): + self.assertTrue(osutil.DefaultOSUtil().is_primary_interface('flgs')) + + def test_no_interface(self): + routing_table = "\ + Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT \n\ + ndst 00000001 01345B0A 0003 0 0 1 00000000 0 0 0 \n\ + nflg 00000000 01345B0A 0001 0 0 1 00FCFFFF 0 0 0 \n" + + mo = mock.mock_open(read_data=routing_table) + with patch(open_patch(), mo): + self.assertFalse(osutil.DefaultOSUtil().is_primary_interface('ndst')) + self.assertFalse(osutil.DefaultOSUtil().is_primary_interface('nflg')) + self.assertFalse(osutil.DefaultOSUtil().is_primary_interface('invalid')) + + def test_no_primary_does_not_throw(self): + with patch.object(osutil.DefaultOSUtil, 'get_primary_interface') \ + as patch_primary: + exception = False + patch_primary.return_value = '' + try: + osutil.DefaultOSUtil().get_first_if()[0] + except Exception as e: + exception = True + self.assertFalse(exception) + + def test_dhcp_lease_default(self): + self.assertTrue(osutil.DefaultOSUtil().get_dhcp_lease_endpoint() is None) + + def test_dhcp_lease_ubuntu(self): + with patch.object(glob, "glob", return_value=['/var/lib/dhcp/dhclient.eth0.leases']): + with patch(open_patch(), mock.mock_open(read_data=load_data("dhcp.leases"))): + endpoint = get_osutil(distro_name='ubuntu', distro_version='12.04').get_dhcp_lease_endpoint() + self.assertTrue(endpoint is not None) + self.assertEqual(endpoint, "168.63.129.16") + + endpoint = get_osutil(distro_name='ubuntu', distro_version='12.04').get_dhcp_lease_endpoint() + self.assertTrue(endpoint is not None) + self.assertEqual(endpoint, "168.63.129.16") + + endpoint = get_osutil(distro_name='ubuntu', distro_version='14.04').get_dhcp_lease_endpoint() + self.assertTrue(endpoint is not None) + self.assertEqual(endpoint, "168.63.129.16") + + def test_dhcp_lease_multi(self): + with patch.object(glob, "glob", return_value=['/var/lib/dhcp/dhclient.eth0.leases']): + with patch(open_patch(), mock.mock_open(read_data=load_data("dhcp.leases.multi"))): + endpoint = get_osutil(distro_name='ubuntu', distro_version='12.04').get_dhcp_lease_endpoint() + self.assertTrue(endpoint is not None) + self.assertEqual(endpoint, "second") + +if __name__ == '__main__': + unittest.main() |