| # |
| # Copyright 2021 - The Android Open Source Project |
| # |
| # 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. |
| import time |
| |
| from acts import asserts |
| from acts.controllers.openwrt_ap import MOBLY_CONTROLLER_CONFIG_NAME as OPENWRT |
| from acts_contrib.test_utils.wifi import wifi_test_utils as wutils |
| from acts_contrib.test_utils.wifi.WifiBaseTest import WifiBaseTest |
| |
| WLAN = "wlan0" |
| PING_ADDR = "google.com" |
| |
| |
| class DhcpTest(WifiBaseTest): |
| """DHCP related test for Android.""" |
| |
| def setup_class(self): |
| self.dut = self.android_devices[0] |
| |
| wutils.wifi_test_device_init(self.dut) |
| asserts.assert_true(OPENWRT in self.user_params, |
| "OpenWrtAP is not in testbed.") |
| self.openwrt = self.access_points[0] |
| self.configure_openwrt_ap_and_start(wpa_network=True) |
| self.wifi_network = self.openwrt.get_wifi_network() |
| self.openwrt.network_setting.setup_ipv6_bridge() |
| asserts.assert_true(self.openwrt.verify_wifi_status(), |
| "OpenWrt Wifi interface is not ready.") |
| def teardown_class(self): |
| """Reset wifi to make sure VPN tears down cleanly.""" |
| wutils.reset_wifi(self.dut) |
| |
| def teardown_test(self): |
| """Reset wifi to make sure VPN tears down cleanly.""" |
| wutils.reset_wifi(self.dut) |
| |
| def _verify_ping(self, option="", dest=PING_ADDR): |
| try: |
| out = self.dut.adb.shell("ping%s -c1 %s" % (option, dest)) |
| return "100%" not in out |
| except Exception as e: |
| self.dut.log.debug(e) |
| return False |
| |
| def _verify_device_address(self, ipv4=True, ipv6=True, timeout=15): |
| """Verify device get assign address on wireless interface.""" |
| current_time = time.time() |
| while time.time() < current_time + timeout: |
| try: |
| if ipv4: |
| ipv4_addr = self.dut.droid.connectivityGetIPv4Addresses(WLAN)[0] |
| self.dut.log.info("ipv4_address is %s" % ipv4_addr) |
| if ipv6: |
| ipv6_addr = self.dut.droid.connectivityGetIPv6Addresses(WLAN)[0] |
| self.dut.log.info("ipv6_address is %s" % ipv6_addr) |
| return True |
| except: |
| time.sleep(1) |
| return False |
| |
| def test_ipv4_ipv6_network(self): |
| """Verify device can get both ipv4 ipv6 address.""" |
| wutils.connect_to_wifi_network(self.dut, self.wifi_network) |
| |
| asserts.assert_true(self._verify_device_address(), |
| "Fail to get ipv4/ipv6 address.") |
| asserts.assert_true(self._verify_ping(), "Fail to ping on ipv4.") |
| asserts.assert_true(self._verify_ping("6"), "Fail to ping on ipv6.") |
| |
| def test_ipv6_only_prefer_option(self): |
| """Verify DUT can only get ipv6 address and ping out.""" |
| self.openwrt.network_setting.add_ipv6_prefer_option() |
| wutils.connect_to_wifi_network(self.dut, self.wifi_network) |
| |
| asserts.assert_true(self._verify_device_address(ipv4=False), |
| "Fail to get ipv6 address.") |
| asserts.assert_false(self._verify_ping(), |
| "Should not ping on success on ipv4.") |
| asserts.assert_true(self._verify_ping("6"), |
| "Fail to ping on ipv6.") |