1 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import logging 6 import time 7 8 from autotest_lib.client.common_lib import error 9 from autotest_lib.client.common_lib.cros.network import xmlrpc_datatypes 10 from autotest_lib.server.cros.network import hostap_config 11 from autotest_lib.server.cros.network import wifi_cell_test_base 12 13 14 class network_WiFi_DisconnectClearsIP(wifi_cell_test_base.WiFiCellTestBase): 15 """Check that we remove our IP after disconnection from a WiFi network.""" 16 17 version = 1 18 19 IP_CHECK_ATTEMPTS = 10 20 21 def run_once(self): 22 """Test body.""" 23 ap_config = hostap_config.HostapConfig( 24 frequency=2412, 25 mode=hostap_config.HostapConfig.MODE_11G) 26 client_config = xmlrpc_datatypes.AssociationParameters() 27 self.context.configure(ap_config) 28 client_config.ssid = self.context.router.get_ssid() 29 self.context.assert_connect_wifi(client_config) 30 if self.context.client.wifi_ip is None: 31 raise error.TestFail('After connecting, we should have an IP.') 32 33 self.context.assert_ping_from_dut() 34 disconnect_check = self.context.client.shill.disconnect( 35 self.context.router.get_ssid()) 36 if not disconnect_check: 37 raise error.TestFail('Failed to disconnect from the network') 38 logging.info('Successfully disconnected.') 39 40 for _ in range(0, self.IP_CHECK_ATTEMPTS): 41 wifi_ip = self.context.client.wifi_ip 42 if wifi_ip is None: 43 return 44 logging.info('IP was still set: %s', wifi_ip) 45 time.sleep(1) 46 else: 47 raise error.TestFail('After disconnecting, we should ' 48 'not have an IP.') 49
