diff options
Diffstat (limited to 'src/leap/base/tests/test_checks.py')
| -rw-r--r-- | src/leap/base/tests/test_checks.py | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/leap/base/tests/test_checks.py b/src/leap/base/tests/test_checks.py new file mode 100644 index 00000000..8126755b --- /dev/null +++ b/src/leap/base/tests/test_checks.py @@ -0,0 +1,177 @@ +try: + import unittest2 as unittest +except ImportError: + import unittest +import os +import sh + +from mock import (patch, Mock) +from StringIO import StringIO + +from leap.base import checks +from leap.base import exceptions +from leap.testing.basetest import BaseLeapTest + +_uid = os.getuid() + + +class LeapNetworkCheckTest(BaseLeapTest): + __name__ = "leap_network_check_tests" + + def setUp(self): + os.environ['PATH'] += ':/bin' + pass + + def tearDown(self): + pass + + def test_checker_should_implement_check_methods(self): + checker = checks.LeapNetworkChecker() + + self.assertTrue(hasattr(checker, "check_internet_connection"), + "missing meth") + self.assertTrue(hasattr(checker, "check_tunnel_default_interface"), + "missing meth") + self.assertTrue(hasattr(checker, "is_internet_up"), + "missing meth") + self.assertTrue(hasattr(checker, "ping_gateway"), + "missing meth") + self.assertTrue(hasattr(checker, "parse_log_and_react"), + "missing meth") + + def test_checker_should_actually_call_all_tests(self): + checker = checks.LeapNetworkChecker() + mc = Mock() + checker.run_all(checker=mc) + self.assertTrue(mc.check_internet_connection.called, "not called") + self.assertTrue(mc.check_tunnel_default_interface.called, "not called") + self.assertTrue(mc.is_internet_up.called, "not called") + self.assertTrue(mc.parse_log_and_react.called, "not called") + + # ping gateway only called if we pass provider_gw + checker = checks.LeapNetworkChecker(provider_gw="0.0.0.0") + mc = Mock() + checker.run_all(checker=mc) + self.assertTrue(mc.check_internet_connection.called, "not called") + self.assertTrue(mc.check_tunnel_default_interface.called, "not called") + self.assertTrue(mc.ping_gateway.called, "not called") + self.assertTrue(mc.is_internet_up.called, "not called") + self.assertTrue(mc.parse_log_and_react.called, "not called") + + def test_get_default_interface_no_interface(self): + checker = checks.LeapNetworkChecker() + with patch('leap.base.checks.open', create=True) as mock_open: + with self.assertRaises(exceptions.NoDefaultInterfaceFoundError): + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT") + checker.get_default_interface_gateway() + + def test_check_tunnel_default_interface(self): + checker = checks.LeapNetworkChecker() + with patch('leap.base.checks.open', create=True) as mock_open: + with self.assertRaises(exceptions.TunnelNotDefaultRouteError): + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT\n" + "wlan0\t00000000\t0102A8C0\t" + "0003\t0\t0\t0\t00000000\t0\t0\t0") + checker.check_tunnel_default_interface() + + with patch('leap.base.checks.open', create=True) as mock_open: + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT\n" + "tun0\t00000000\t01002A0A\t0003\t0\t0\t0\t00000080\t0\t0\t0") + checker.check_tunnel_default_interface() + + def test_ping_gateway_fail(self): + checker = checks.LeapNetworkChecker() + with patch.object(sh, "ping") as mocked_ping: + with self.assertRaises(exceptions.NoConnectionToGateway): + mocked_ping.return_value = Mock + mocked_ping.return_value.stdout = "11% packet loss" + checker.ping_gateway("4.2.2.2") + + def test_ping_gateway(self): + checker = checks.LeapNetworkChecker() + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.return_value = Mock + mocked_ping.return_value.stdout = """ +PING 4.2.2.2 (4.2.2.2) 56(84) bytes of data. +64 bytes from 4.2.2.2: icmp_req=1 ttl=54 time=33.8 ms +64 bytes from 4.2.2.2: icmp_req=2 ttl=54 time=30.6 ms +64 bytes from 4.2.2.2: icmp_req=3 ttl=54 time=31.4 ms +64 bytes from 4.2.2.2: icmp_req=4 ttl=54 time=36.1 ms +64 bytes from 4.2.2.2: icmp_req=5 ttl=54 time=30.8 ms +64 bytes from 4.2.2.2: icmp_req=6 ttl=54 time=30.4 ms +64 bytes from 4.2.2.2: icmp_req=7 ttl=54 time=30.7 ms +64 bytes from 4.2.2.2: icmp_req=8 ttl=54 time=32.7 ms +64 bytes from 4.2.2.2: icmp_req=9 ttl=54 time=31.4 ms +64 bytes from 4.2.2.2: icmp_req=10 ttl=54 time=33.3 ms + +--- 4.2.2.2 ping statistics --- +10 packets transmitted, 10 received, 0% packet loss, time 9016ms +rtt min/avg/max/mdev = 30.497/32.172/36.161/1.755 ms""" + checker.ping_gateway("4.2.2.2") + + def test_check_internet_connection_failures(self): + checker = checks.LeapNetworkChecker() + TimeoutError = get_ping_timeout_error() + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.side_effect = TimeoutError + with self.assertRaises(exceptions.NoInternetConnection): + with patch.object(checker, "ping_gateway") as mock_gateway: + mock_gateway.side_effect = exceptions.NoConnectionToGateway + checker.check_internet_connection() + + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.side_effect = TimeoutError + with self.assertRaises(exceptions.NoInternetConnection): + with patch.object(checker, "ping_gateway") as mock_gateway: + mock_gateway.return_value = True + checker.check_internet_connection() + + def test_parse_log_and_react(self): + checker = checks.LeapNetworkChecker() + to_call = Mock() + log = [("leap.openvpn - INFO - Mon Nov 19 13:36:24 2012 " + "read UDPv4 [ECONNREFUSED]: Connection refused (code=111)")] + err_matrix = [(checks.EVENT_CONNECT_REFUSED, (to_call, ))] + checker.parse_log_and_react(log, err_matrix) + self.assertTrue(to_call.called) + + log = [("2012-11-19 13:36:26,177 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,178 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,180 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,181 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 /sbin/ifconfig tun0 0.0.0.0"), + ("2012-11-19 13:36:26,182 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 Linux ip addr del failed: external " + "program exited with error stat"), + ("2012-11-19 13:36:26,183 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:26 2012 SIGTERM[hard,] received, process" + "exiting"), ] + to_call.reset_mock() + checker.parse_log_and_react(log, err_matrix) + self.assertFalse(to_call.called) + + to_call.reset_mock() + checker.parse_log_and_react([], err_matrix) + self.assertFalse(to_call.called) + + +def get_ping_timeout_error(): + try: + sh.ping("-c", "1", "-w", "1", "8.8.7.7") + except Exception as e: + return e |