| # Roaming tests |
| # Copyright (c) 2013, Jouni Malinen <j@w1.fi> |
| # |
| # This software may be distributed under the terms of the BSD license. |
| # See README for more details. |
| |
| import time |
| import subprocess |
| import logging |
| logger = logging.getLogger() |
| |
| import hwsim_utils |
| import hostapd |
| |
| def test_ap_roam_open(dev, apdev): |
| """Roam between two open APs""" |
| hapd0 = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" }) |
| dev[0].connect("test-open", key_mgmt="NONE") |
| hwsim_utils.test_connectivity(dev[0], hapd0) |
| hapd1 = hostapd.add_ap(apdev[1]['ifname'], { "ssid": "test-open" }) |
| dev[0].scan(type="ONLY") |
| dev[0].roam(apdev[1]['bssid']) |
| hwsim_utils.test_connectivity(dev[0], hapd1) |
| dev[0].roam(apdev[0]['bssid']) |
| hwsim_utils.test_connectivity(dev[0], hapd0) |
| |
| def test_ap_roam_wpa2_psk(dev, apdev): |
| """Roam between two WPA2-PSK APs""" |
| params = hostapd.wpa2_params(ssid="test-wpa2-psk", passphrase="12345678") |
| hapd0 = hostapd.add_ap(apdev[0]['ifname'], params) |
| dev[0].connect("test-wpa2-psk", psk="12345678") |
| hwsim_utils.test_connectivity(dev[0], hapd0) |
| hapd1 = hostapd.add_ap(apdev[1]['ifname'], params) |
| dev[0].scan(type="ONLY") |
| dev[0].roam(apdev[1]['bssid']) |
| hwsim_utils.test_connectivity(dev[0], hapd1) |
| dev[0].roam(apdev[0]['bssid']) |
| hwsim_utils.test_connectivity(dev[0], hapd0) |
| |
| def test_ap_reassociation_to_same_bss(dev, apdev): |
| """Reassociate to the same BSS""" |
| hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" }) |
| dev[0].connect("test-open", key_mgmt="NONE") |
| |
| dev[0].request("REASSOCIATE") |
| dev[0].wait_connected(timeout=10, error="Reassociation timed out") |
| hwsim_utils.test_connectivity(dev[0], hapd) |
| |
| dev[0].request("REATTACH") |
| dev[0].wait_connected(timeout=10, error="Reattach timed out") |
| hwsim_utils.test_connectivity(dev[0], hapd) |
| |
| def test_ap_roam_set_bssid(dev, apdev): |
| """Roam control""" |
| hostapd.add_ap(apdev[0]['ifname'], { "ssid": "test-open" }) |
| hostapd.add_ap(apdev[1]['ifname'], { "ssid": "test-open" }) |
| id = dev[0].connect("test-open", key_mgmt="NONE", bssid=apdev[1]['bssid'], |
| scan_freq="2412") |
| if dev[0].get_status_field('bssid') != apdev[1]['bssid']: |
| raise Exception("Unexpected BSS") |
| # for now, these are just verifying that the code path to indicate |
| # within-ESS roaming changes can be executed; the actual results of those |
| # operations are not currently verified (that would require a test driver |
| # that does BSS selection) |
| dev[0].set_network(id, "bssid", "") |
| dev[0].set_network(id, "bssid", apdev[0]['bssid']) |
| dev[0].set_network(id, "bssid", apdev[1]['bssid']) |
