Migrate test_utils from acts to acts_contrib

This change will allow the ACTS framework to be packaged independently
of its test_utils. This facilitates the usage of ACTS within test suites
outside of tools/test/connectivity.

Re-submission of ag/13029169.
This reverts commit a4913cd4087bb09bf192de6ef819657aa6e082bd.

Reason for revert: Submit once references in acts_power are fixed.

Change-Id: I2d60f8ccaf936a80820a7b4387c23bbce1293dcf
diff --git a/acts_tests/acts_contrib/test_utils/wifi/WifiBaseTest.py b/acts_tests/acts_contrib/test_utils/wifi/WifiBaseTest.py
new file mode 100644
index 0000000..897868f
--- /dev/null
+++ b/acts_tests/acts_contrib/test_utils/wifi/WifiBaseTest.py
@@ -0,0 +1,873 @@
+#!/usr/bin/env python3
+#
+#   Copyright 2017 - Google
+#
+#   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.
+"""
+    Base Class for Defining Common WiFi Test Functionality
+"""
+
+import copy
+import itertools
+import os
+import time
+
+import acts.controllers.access_point as ap
+
+from acts import asserts
+from acts import signals
+from acts import utils
+from acts.base_test import BaseTestClass
+from acts.signals import TestSignal
+from acts.controllers import android_device
+from acts.controllers.access_point import AccessPoint
+from acts.controllers.ap_lib import hostapd_ap_preset
+from acts.controllers.ap_lib import hostapd_bss_settings
+from acts.controllers.ap_lib import hostapd_constants
+from acts.controllers.ap_lib import hostapd_security
+from acts.keys import Config
+from acts_contrib.test_utils.net import net_test_utils as nutils
+from acts_contrib.test_utils.wifi import wifi_test_utils as wutils
+
+AP_1 = 0
+AP_2 = 1
+MAX_AP_COUNT = 2
+
+
+class WifiBaseTest(BaseTestClass):
+
+    def __init__(self, configs):
+        super().__init__(configs)
+        self.enable_packet_log = False
+        self.packet_log_2g = hostapd_constants.AP_DEFAULT_CHANNEL_2G
+        self.packet_log_5g = hostapd_constants.AP_DEFAULT_CHANNEL_5G
+
+    def setup_class(self):
+        if hasattr(self, 'attenuators') and self.attenuators:
+            for attenuator in self.attenuators:
+                attenuator.set_atten(0)
+        opt_param = ["pixel_models", "cnss_diag_file"]
+        self.unpack_userparams(opt_param_names=opt_param)
+        if hasattr(self, "cnss_diag_file"):
+            if isinstance(self.cnss_diag_file, list):
+                self.cnss_diag_file = self.cnss_diag_file[0]
+            if not os.path.isfile(self.cnss_diag_file):
+                self.cnss_diag_file = os.path.join(
+                    self.user_params[Config.key_config_path.value],
+                    self.cnss_diag_file)
+        if self.enable_packet_log and hasattr(self, "packet_capture"):
+            self.packet_logger = self.packet_capture[0]
+            self.packet_logger.configure_monitor_mode("2G", self.packet_log_2g)
+            self.packet_logger.configure_monitor_mode("5G", self.packet_log_5g)
+
+    def setup_test(self):
+        if (hasattr(self, "android_devices") and
+                hasattr(self, "cnss_diag_file") and
+                hasattr(self, "pixel_models")):
+            wutils.start_cnss_diags(
+                self.android_devices, self.cnss_diag_file, self.pixel_models)
+        self.tcpdump_proc = []
+        if hasattr(self, "android_devices"):
+            for ad in self.android_devices:
+                proc = nutils.start_tcpdump(ad, self.test_name)
+                self.tcpdump_proc.append((ad, proc))
+        if hasattr(self, "packet_logger"):
+            self.packet_log_pid = wutils.start_pcap(
+                    self.packet_logger, 'dual', self.test_name)
+
+    def teardown_test(self):
+        if (hasattr(self, "android_devices") and
+                hasattr(self, "cnss_diag_file") and
+                hasattr(self, "pixel_models")):
+            wutils.stop_cnss_diags(self.android_devices, self.pixel_models)
+        for proc in self.tcpdump_proc:
+            nutils.stop_tcpdump(
+                    proc[0], proc[1], self.test_name, pull_dump=False)
+        self.tcpdump_proc = []
+        if hasattr(self, "packet_logger") and self.packet_log_pid:
+            wutils.stop_pcap(
+                    self.packet_logger, self.packet_log_pid, test_status=True)
+            self.packet_log_pid = {}
+
+    def on_fail(self, test_name, begin_time):
+        if hasattr(self, "android_devices"):
+            for ad in self.android_devices:
+                ad.take_bug_report(test_name, begin_time)
+                ad.cat_adb_log(test_name, begin_time)
+                wutils.get_ssrdumps(ad)
+            if (hasattr(self, "cnss_diag_file") and
+                    hasattr(self, "pixel_models")):
+                wutils.stop_cnss_diags(self.android_devices, self.pixel_models)
+                for ad in self.android_devices:
+                    wutils.get_cnss_diag_log(ad)
+        for proc in self.tcpdump_proc:
+            nutils.stop_tcpdump(proc[0], proc[1], self.test_name)
+        self.tcpdump_proc = []
+        if hasattr(self, "packet_logger") and self.packet_log_pid:
+            wutils.stop_pcap(
+                    self.packet_logger, self.packet_log_pid, test_status=False)
+            self.packet_log_pid = {}
+
+    def get_psk_network(
+            self,
+            mirror_ap,
+            reference_networks,
+            hidden=False,
+            same_ssid=False,
+            security_mode=hostapd_constants.WPA2_STRING,
+            ssid_length_2g=hostapd_constants.AP_SSID_LENGTH_2G,
+            ssid_length_5g=hostapd_constants.AP_SSID_LENGTH_5G,
+            passphrase_length_2g=hostapd_constants.AP_PASSPHRASE_LENGTH_2G,
+            passphrase_length_5g=hostapd_constants.AP_PASSPHRASE_LENGTH_5G):
+        """Generates SSID and passphrase for a WPA2 network using random
+           generator.
+
+           Args:
+               mirror_ap: Boolean, determines if both APs use the same hostapd
+                          config or different configs.
+               reference_networks: List of PSK networks.
+               same_ssid: Boolean, determines if both bands on AP use the same
+                          SSID.
+               ssid_length_2gecond AP Int, number of characters to use for 2G SSID.
+               ssid_length_5g: Int, number of characters to use for 5G SSID.
+               passphrase_length_2g: Int, length of password for 2G network.
+               passphrase_length_5g: Int, length of password for 5G network.
+
+           Returns: A dict of 2G and 5G network lists for hostapd configuration.
+
+        """
+        network_dict_2g = {}
+        network_dict_5g = {}
+        ref_5g_security = security_mode
+        ref_2g_security = security_mode
+
+        if same_ssid:
+            ref_2g_ssid = 'xg_%s' % utils.rand_ascii_str(ssid_length_2g)
+            ref_5g_ssid = ref_2g_ssid
+
+            ref_2g_passphrase = utils.rand_ascii_str(passphrase_length_2g)
+            ref_5g_passphrase = ref_2g_passphrase
+
+        else:
+            ref_2g_ssid = '2g_%s' % utils.rand_ascii_str(ssid_length_2g)
+            ref_2g_passphrase = utils.rand_ascii_str(passphrase_length_2g)
+
+            ref_5g_ssid = '5g_%s' % utils.rand_ascii_str(ssid_length_5g)
+            ref_5g_passphrase = utils.rand_ascii_str(passphrase_length_5g)
+
+        network_dict_2g = {
+            "SSID": ref_2g_ssid,
+            "security": ref_2g_security,
+            "password": ref_2g_passphrase,
+            "hiddenSSID": hidden
+        }
+
+        network_dict_5g = {
+            "SSID": ref_5g_ssid,
+            "security": ref_5g_security,
+            "password": ref_5g_passphrase,
+            "hiddenSSID": hidden
+        }
+
+        ap = 0
+        for ap in range(MAX_AP_COUNT):
+            reference_networks.append({
+                "2g": copy.copy(network_dict_2g),
+                "5g": copy.copy(network_dict_5g)
+            })
+            if not mirror_ap:
+                break
+        return {"2g": network_dict_2g, "5g": network_dict_5g}
+
+    def get_open_network(self,
+                         mirror_ap,
+                         open_network,
+                         hidden=False,
+                         same_ssid=False,
+                         ssid_length_2g=hostapd_constants.AP_SSID_LENGTH_2G,
+                         ssid_length_5g=hostapd_constants.AP_SSID_LENGTH_5G,
+                         security_mode='none'):
+        """Generates SSIDs for a open network using a random generator.
+
+        Args:
+            mirror_ap: Boolean, determines if both APs use the same hostapd
+                       config or different configs.
+            open_network: List of open networks.
+            same_ssid: Boolean, determines if both bands on AP use the same
+                       SSID.
+            ssid_length_2g: Int, number of characters to use for 2G SSID.
+            ssid_length_5g: Int, number of characters to use for 5G SSID.
+            security_mode: 'none' for open and 'OWE' for WPA3 OWE.
+
+        Returns: A dict of 2G and 5G network lists for hostapd configuration.
+
+        """
+        network_dict_2g = {}
+        network_dict_5g = {}
+
+        if same_ssid:
+            open_2g_ssid = 'xg_%s' % utils.rand_ascii_str(ssid_length_2g)
+            open_5g_ssid = open_2g_ssid
+
+        else:
+            open_2g_ssid = '2g_%s' % utils.rand_ascii_str(ssid_length_2g)
+            open_5g_ssid = '5g_%s' % utils.rand_ascii_str(ssid_length_5g)
+
+        network_dict_2g = {
+            "SSID": open_2g_ssid,
+            "security": security_mode,
+            "hiddenSSID": hidden
+        }
+
+        network_dict_5g = {
+            "SSID": open_5g_ssid,
+            "security": security_mode,
+            "hiddenSSID": hidden
+        }
+
+        ap = 0
+        for ap in range(MAX_AP_COUNT):
+            open_network.append({
+                "2g": copy.copy(network_dict_2g),
+                "5g": copy.copy(network_dict_5g)
+            })
+            if not mirror_ap:
+                break
+        return {"2g": network_dict_2g, "5g": network_dict_5g}
+
+    def get_wep_network(
+            self,
+            mirror_ap,
+            networks,
+            hidden=False,
+            same_ssid=False,
+            ssid_length_2g=hostapd_constants.AP_SSID_LENGTH_2G,
+            ssid_length_5g=hostapd_constants.AP_SSID_LENGTH_5G,
+            passphrase_length_2g=hostapd_constants.AP_PASSPHRASE_LENGTH_2G,
+            passphrase_length_5g=hostapd_constants.AP_PASSPHRASE_LENGTH_5G):
+        """Generates SSID and passphrase for a WEP network using random
+           generator.
+
+           Args:
+               mirror_ap: Boolean, determines if both APs use the same hostapd
+                          config or different configs.
+               networks: List of WEP networks.
+               same_ssid: Boolean, determines if both bands on AP use the same
+                          SSID.
+               ssid_length_2gecond AP Int, number of characters to use for 2G SSID.
+               ssid_length_5g: Int, number of characters to use for 5G SSID.
+               passphrase_length_2g: Int, length of password for 2G network.
+               passphrase_length_5g: Int, length of password for 5G network.
+
+           Returns: A dict of 2G and 5G network lists for hostapd configuration.
+
+        """
+        network_dict_2g = {}
+        network_dict_5g = {}
+        ref_5g_security = hostapd_constants.WEP_STRING
+        ref_2g_security = hostapd_constants.WEP_STRING
+
+        if same_ssid:
+            ref_2g_ssid = 'xg_%s' % utils.rand_ascii_str(ssid_length_2g)
+            ref_5g_ssid = ref_2g_ssid
+
+            ref_2g_passphrase = utils.rand_hex_str(passphrase_length_2g)
+            ref_5g_passphrase = ref_2g_passphrase
+
+        else:
+            ref_2g_ssid = '2g_%s' % utils.rand_ascii_str(ssid_length_2g)
+            ref_2g_passphrase = utils.rand_hex_str(passphrase_length_2g)
+
+            ref_5g_ssid = '5g_%s' % utils.rand_ascii_str(ssid_length_5g)
+            ref_5g_passphrase = utils.rand_hex_str(passphrase_length_5g)
+
+        network_dict_2g = {
+            "SSID": ref_2g_ssid,
+            "security": ref_2g_security,
+            "wepKeys": [ref_2g_passphrase] * 4,
+            "hiddenSSID": hidden
+        }
+
+        network_dict_5g = {
+            "SSID": ref_5g_ssid,
+            "security": ref_5g_security,
+            "wepKeys": [ref_2g_passphrase] * 4,
+            "hiddenSSID": hidden
+        }
+
+        ap = 0
+        for ap in range(MAX_AP_COUNT):
+            networks.append({
+                "2g": copy.copy(network_dict_2g),
+                "5g": copy.copy(network_dict_5g)
+            })
+            if not mirror_ap:
+                break
+        return {"2g": network_dict_2g, "5g": network_dict_5g}
+
+    def update_bssid(self, ap_instance, ap, network, band):
+        """Get bssid and update network dictionary.
+
+        Args:
+            ap_instance: Accesspoint index that was configured.
+            ap: Accesspoint object corresponding to ap_instance.
+            network: Network dictionary.
+            band: Wifi networks' band.
+
+        """
+        bssid = ap.get_bssid_from_ssid(network["SSID"], band)
+
+        if network["security"] == hostapd_constants.WPA2_STRING:
+            # TODO:(bamahadev) Change all occurances of reference_networks
+            # to wpa_networks.
+            self.reference_networks[ap_instance][band]["bssid"] = bssid
+        if network["security"] == hostapd_constants.WPA_STRING:
+            self.wpa_networks[ap_instance][band]["bssid"] = bssid
+        if network["security"] == hostapd_constants.WEP_STRING:
+            self.wep_networks[ap_instance][band]["bssid"] = bssid
+        if network["security"] == hostapd_constants.ENT_STRING:
+            if "bssid" not in self.ent_networks[ap_instance][band]:
+                self.ent_networks[ap_instance][band]["bssid"] = bssid
+            else:
+                self.ent_networks_pwd[ap_instance][band]["bssid"] = bssid
+        if network["security"] == 'none':
+            self.open_network[ap_instance][band]["bssid"] = bssid
+
+    def populate_bssid(self, ap_instance, ap, networks_5g, networks_2g):
+        """Get bssid for a given SSID and add it to the network dictionary.
+
+        Args:
+            ap_instance: Accesspoint index that was configured.
+            ap: Accesspoint object corresponding to ap_instance.
+            networks_5g: List of 5g networks configured on the APs.
+            networks_2g: List of 2g networks configured on the APs.
+
+        """
+
+        if not (networks_5g or networks_2g):
+            return
+
+        for network in networks_5g:
+            if 'channel' in network:
+                continue
+            self.update_bssid(ap_instance, ap, network,
+                hostapd_constants.BAND_5G)
+
+        for network in networks_2g:
+            if 'channel' in network:
+                continue
+            self.update_bssid(ap_instance, ap, network,
+                hostapd_constants.BAND_2G)
+
+    def configure_openwrt_ap_and_start(
+            self,
+            channel_5g=hostapd_constants.AP_DEFAULT_CHANNEL_5G,
+            channel_2g=hostapd_constants.AP_DEFAULT_CHANNEL_2G,
+            ssid_length_2g=hostapd_constants.AP_SSID_LENGTH_2G,
+            passphrase_length_2g=hostapd_constants.AP_PASSPHRASE_LENGTH_2G,
+            ssid_length_5g=hostapd_constants.AP_SSID_LENGTH_5G,
+            passphrase_length_5g=hostapd_constants.AP_PASSPHRASE_LENGTH_5G,
+            mirror_ap=False,
+            hidden=False,
+            same_ssid=False,
+            open_network=False,
+            wpa_network=False,
+            wep_network=False,
+            ent_network=False,
+            ent_network_pwd=False,
+            owe_network=False,
+            sae_network=False,
+            radius_conf_2g=None,
+            radius_conf_5g=None,
+            radius_conf_pwd=None,
+            ap_count=1):
+        """Create, configure and start OpenWrt AP.
+
+        Args:
+            channel_5g: 5G channel to configure.
+            channel_2g: 2G channel to configure.
+            ssid_length_2g: Int, number of characters to use for 2G SSID.
+            passphrase_length_2g: Int, length of password for 2G network.
+            ssid_length_5g: Int, number of characters to use for 5G SSID.
+            passphrase_length_5g: Int, length of password for 5G network.
+            same_ssid: Boolean, determines if both bands on AP use the same SSID.
+            open_network: Boolean, to check if open network should be configured.
+            wpa_network: Boolean, to check if wpa network should be configured.
+            wep_network: Boolean, to check if wep network should be configured.
+            ent_network: Boolean, to check if ent network should be configured.
+            ent_network_pwd: Boolean, to check if ent pwd network should be configured.
+            owe_network: Boolean, to check if owe network should be configured.
+            sae_network: Boolean, to check if sae network should be configured.
+            radius_conf_2g: dictionary with enterprise radius server details.
+            radius_conf_5g: dictionary with enterprise radius server details.
+            radius_conf_pwd: dictionary with enterprise radiuse server details.
+            ap_count: APs to configure.
+        """
+        if mirror_ap and ap_count == 1:
+             raise ValueError("ap_count cannot be 1 if mirror_ap is True.")
+
+        self.reference_networks = []
+        self.wpa_networks = []
+        self.wep_networks = []
+        self.ent_networks = []
+        self.ent_networks_pwd = []
+        self.open_network = []
+        self.owe_networks = []
+        self.sae_networks = []
+        self.bssid_map = []
+        for i in range(ap_count):
+            network_list = []
+            if wpa_network:
+                wpa_dict = self.get_psk_network(mirror_ap,
+                                                self.reference_networks,
+                                                hidden,
+                                                same_ssid,
+                                                ssid_length_2g,
+                                                ssid_length_5g,
+                                                passphrase_length_2g,
+                                                passphrase_length_5g)
+                wpa_dict[hostapd_constants.BAND_2G]["security"] = "psk2"
+                wpa_dict[hostapd_constants.BAND_5G]["security"] = "psk2"
+                self.wpa_networks.append(wpa_dict)
+                network_list.append(wpa_dict)
+            if wep_network:
+                wep_dict = self.get_wep_network(mirror_ap,
+                                                self.wep_networks,
+                                                hidden,
+                                                same_ssid,
+                                                ssid_length_2g,
+                                                ssid_length_5g)
+                network_list.append(wep_dict)
+            if ent_network:
+                ent_dict = self.get_open_network(mirror_ap,
+                                                 self.ent_networks,
+                                                 hidden,
+                                                 same_ssid,
+                                                 ssid_length_2g,
+                                                 ssid_length_5g)
+                ent_dict["2g"]["security"] = "wpa2"
+                ent_dict["2g"].update(radius_conf_2g)
+                ent_dict["5g"]["security"] = "wpa2"
+                ent_dict["5g"].update(radius_conf_5g)
+                network_list.append(ent_dict)
+            if ent_network_pwd:
+                ent_pwd_dict = self.get_open_network(mirror_ap,
+                                                     self.ent_networks_pwd,
+                                                     hidden,
+                                                     same_ssid,
+                                                     ssid_length_2g,
+                                                     ssid_length_5g)
+                ent_pwd_dict["2g"]["security"] = "wpa2"
+                ent_pwd_dict["2g"].update(radius_conf_pwd)
+                ent_pwd_dict["5g"]["security"] = "wpa2"
+                ent_pwd_dict["5g"].update(radius_conf_pwd)
+                network_list.append(ent_pwd_dict)
+            if open_network:
+                open_dict = self.get_open_network(mirror_ap,
+                                                  self.open_network,
+                                                  hidden,
+                                                  same_ssid,
+                                                  ssid_length_2g,
+                                                  ssid_length_5g)
+                network_list.append(open_dict)
+            if owe_network:
+                owe_dict = self.get_open_network(mirror_ap,
+                                                 self.owe_networks,
+                                                 hidden,
+                                                 same_ssid,
+                                                 ssid_length_2g,
+                                                 ssid_length_5g,
+                                                 "OWE")
+                owe_dict[hostapd_constants.BAND_2G]["security"] = "owe"
+                owe_dict[hostapd_constants.BAND_5G]["security"] = "owe"
+                network_list.append(owe_dict)
+            if sae_network:
+                sae_dict = self.get_psk_network(mirror_ap,
+                                                self.sae_networks,
+                                                hidden,
+                                                same_ssid,
+                                                hostapd_constants.WPA3_KEY_MGMT,
+                                                ssid_length_2g,
+                                                ssid_length_5g,
+                                                passphrase_length_2g,
+                                                passphrase_length_5g)
+                sae_dict[hostapd_constants.BAND_2G]["security"] = "sae"
+                sae_dict[hostapd_constants.BAND_5G]["security"] = "sae"
+                network_list.append(sae_dict)
+            self.access_points[i].configure_ap(network_list,
+                                               channel_2g,
+                                               channel_5g)
+            self.access_points[i].start_ap()
+            self.bssid_map.append(
+                self.access_points[i].get_bssids_for_wifi_networks())
+            if mirror_ap:
+                self.access_points[i+1].configure_ap(network_list,
+                                                     channel_2g,
+                                                     channel_5g)
+                self.access_points[i+1].start_ap()
+                self.bssid_map.append(
+                    self.access_points[i+1].get_bssids_for_wifi_networks())
+                break
+
+    def legacy_configure_ap_and_start(
+            self,
+            channel_5g=hostapd_constants.AP_DEFAULT_CHANNEL_5G,
+            channel_2g=hostapd_constants.AP_DEFAULT_CHANNEL_2G,
+            max_2g_networks=hostapd_constants.AP_DEFAULT_MAX_SSIDS_2G,
+            max_5g_networks=hostapd_constants.AP_DEFAULT_MAX_SSIDS_5G,
+            ap_ssid_length_2g=hostapd_constants.AP_SSID_LENGTH_2G,
+            ap_passphrase_length_2g=hostapd_constants.AP_PASSPHRASE_LENGTH_2G,
+            ap_ssid_length_5g=hostapd_constants.AP_SSID_LENGTH_5G,
+            ap_passphrase_length_5g=hostapd_constants.AP_PASSPHRASE_LENGTH_5G,
+            hidden=False,
+            same_ssid=False,
+            mirror_ap=True,
+            wpa_network=False,
+            wep_network=False,
+            ent_network=False,
+            radius_conf_2g=None,
+            radius_conf_5g=None,
+            ent_network_pwd=False,
+            radius_conf_pwd=None,
+            ap_count=1):
+
+        config_count = 1
+        count = 0
+
+        # For example, the NetworkSelector tests use 2 APs and require that
+        # both APs are not mirrored.
+        if not mirror_ap and ap_count == 1:
+             raise ValueError("ap_count cannot be 1 if mirror_ap is False.")
+
+        if not mirror_ap:
+            config_count = ap_count
+
+        self.user_params["reference_networks"] = []
+        self.user_params["open_network"] = []
+        if wpa_network:
+            self.user_params["wpa_networks"] = []
+        if wep_network:
+            self.user_params["wep_networks"] = []
+        if ent_network:
+            self.user_params["ent_networks"] = []
+        if ent_network_pwd:
+            self.user_params["ent_networks_pwd"] = []
+
+        # kill hostapd & dhcpd if the cleanup was not successful
+        for i in range(len(self.access_points)):
+            self.log.debug("Check ap state and cleanup")
+            self._cleanup_hostapd_and_dhcpd(i)
+
+        for count in range(config_count):
+
+            network_list_2g = []
+            network_list_5g = []
+
+            orig_network_list_2g = []
+            orig_network_list_5g = []
+
+            network_list_2g.append({"channel": channel_2g})
+            network_list_5g.append({"channel": channel_5g})
+
+            networks_dict = self.get_psk_network(
+                                mirror_ap,
+                                self.user_params["reference_networks"],
+                                hidden=hidden,
+                                same_ssid=same_ssid)
+            self.reference_networks = self.user_params["reference_networks"]
+
+            network_list_2g.append(networks_dict["2g"])
+            network_list_5g.append(networks_dict["5g"])
+
+            # When same_ssid is set, only configure one set of WPA networks.
+            # We cannot have more than one set because duplicate interface names
+            # are not allowed.
+            # TODO(bmahadev): Provide option to select the type of network,
+            # instead of defaulting to WPA.
+            if not same_ssid:
+                networks_dict = self.get_open_network(
+                                    mirror_ap,
+                                    self.user_params["open_network"],
+                                    hidden=hidden,
+                                    same_ssid=same_ssid)
+                self.open_network = self.user_params["open_network"]
+
+                network_list_2g.append(networks_dict["2g"])
+                network_list_5g.append(networks_dict["5g"])
+
+                if wpa_network:
+                    networks_dict = self.get_psk_network(
+                                        mirror_ap,
+                                        self.user_params["wpa_networks"],
+                                        hidden=hidden,
+                                        same_ssid=same_ssid,
+                                        security_mode=hostapd_constants.WPA_STRING)
+                    self.wpa_networks = self.user_params["wpa_networks"]
+
+                    network_list_2g.append(networks_dict["2g"])
+                    network_list_5g.append(networks_dict["5g"])
+
+                if wep_network:
+                    networks_dict = self.get_wep_network(
+                                        mirror_ap,
+                                        self.user_params["wep_networks"],
+                                        hidden=hidden,
+                                        same_ssid=same_ssid)
+                    self.wep_networks = self.user_params["wep_networks"]
+
+                    network_list_2g.append(networks_dict["2g"])
+                    network_list_5g.append(networks_dict["5g"])
+
+                if ent_network:
+                    networks_dict = self.get_open_network(
+                                        mirror_ap,
+                                        self.user_params["ent_networks"],
+                                        hidden=hidden,
+                                        same_ssid=same_ssid)
+                    networks_dict["2g"]["security"] = hostapd_constants.ENT_STRING
+                    networks_dict["2g"].update(radius_conf_2g)
+                    networks_dict["5g"]["security"] = hostapd_constants.ENT_STRING
+                    networks_dict["5g"].update(radius_conf_5g)
+                    self.ent_networks = self.user_params["ent_networks"]
+
+                    network_list_2g.append(networks_dict["2g"])
+                    network_list_5g.append(networks_dict["5g"])
+
+                if ent_network_pwd:
+                    networks_dict = self.get_open_network(
+                                        mirror_ap,
+                                        self.user_params["ent_networks_pwd"],
+                                        hidden=hidden,
+                                        same_ssid=same_ssid)
+                    networks_dict["2g"]["security"] = hostapd_constants.ENT_STRING
+                    networks_dict["2g"].update(radius_conf_pwd)
+                    networks_dict["5g"]["security"] = hostapd_constants.ENT_STRING
+                    networks_dict["5g"].update(radius_conf_pwd)
+                    self.ent_networks_pwd = self.user_params["ent_networks_pwd"]
+
+                    network_list_2g.append(networks_dict["2g"])
+                    network_list_5g.append(networks_dict["5g"])
+
+            orig_network_list_5g = copy.copy(network_list_5g)
+            orig_network_list_2g = copy.copy(network_list_2g)
+
+            if len(network_list_5g) > 1:
+                self.config_5g = self._generate_legacy_ap_config(network_list_5g)
+            if len(network_list_2g) > 1:
+                self.config_2g = self._generate_legacy_ap_config(network_list_2g)
+
+            self.access_points[count].start_ap(self.config_2g)
+            self.access_points[count].start_ap(self.config_5g)
+            self.populate_bssid(count, self.access_points[count], orig_network_list_5g,
+                                orig_network_list_2g)
+
+        # Repeat configuration on the second router.
+        if mirror_ap and ap_count == 2:
+            self.access_points[AP_2].start_ap(self.config_2g)
+            self.access_points[AP_2].start_ap(self.config_5g)
+            self.populate_bssid(AP_2, self.access_points[AP_2],
+                orig_network_list_5g, orig_network_list_2g)
+
+    def _kill_processes(self, ap, daemon):
+        """ Kill hostapd and dhcpd daemons
+
+        Args:
+            ap: AP to cleanup
+            daemon: process to kill
+
+        Returns: True/False if killing process is successful
+        """
+        self.log.info("Killing %s" % daemon)
+        pids = ap.ssh.run('pidof %s' % daemon, ignore_status=True)
+        if pids.stdout:
+            ap.ssh.run('kill %s' % pids.stdout, ignore_status=True)
+        time.sleep(3)
+        pids = ap.ssh.run('pidof %s' % daemon, ignore_status=True)
+        if pids.stdout:
+            return False
+        return True
+
+    def _cleanup_hostapd_and_dhcpd(self, count):
+        """ Check if AP was cleaned up properly
+
+        Kill hostapd and dhcpd processes if cleanup was not successful in the
+        last run
+
+        Args:
+            count: AP to check
+
+        Returns:
+            New AccessPoint object if AP required cleanup
+
+        Raises:
+            Error: if the AccessPoint timed out to setup
+        """
+        ap = self.access_points[count]
+        phy_ifaces = ap.interfaces.get_physical_interface()
+        kill_hostapd = False
+        for iface in phy_ifaces:
+            if '2g_' in iface or '5g_' in iface or 'xg_' in iface:
+                kill_hostapd = True
+                break
+
+        if not kill_hostapd:
+            return
+
+        self.log.debug("Cleanup AP")
+        if not self._kill_processes(ap, 'hostapd') or \
+            not self._kill_processes(ap, 'dhcpd'):
+              raise("Failed to cleanup AP")
+
+        ap.__init__(self.user_params['AccessPoint'][count])
+
+    def _generate_legacy_ap_config(self, network_list):
+        bss_settings = []
+        wlan_2g = self.access_points[AP_1].wlan_2g
+        wlan_5g = self.access_points[AP_1].wlan_5g
+        ap_settings = network_list.pop(0)
+        # TODO:(bmahadev) This is a bug. We should not have to pop the first
+        # network in the list and treat it as a separate case. Instead,
+        # create_ap_preset() should be able to take NULL ssid and security and
+        # build config based on the bss_Settings alone.
+        hostapd_config_settings = network_list.pop(0)
+        for network in network_list:
+            if "password" in network:
+                bss_settings.append(
+                    hostapd_bss_settings.BssSettings(
+                        name=network["SSID"],
+                        ssid=network["SSID"],
+                        hidden=network["hiddenSSID"],
+                        security=hostapd_security.Security(
+                            security_mode=network["security"],
+                            password=network["password"])))
+            elif "wepKeys" in network:
+                bss_settings.append(
+                    hostapd_bss_settings.BssSettings(
+                        name=network["SSID"],
+                        ssid=network["SSID"],
+                        hidden=network["hiddenSSID"],
+                        security=hostapd_security.Security(
+                            security_mode=network["security"],
+                            password=network["wepKeys"][0])))
+            elif network["security"] == hostapd_constants.ENT_STRING:
+                bss_settings.append(
+                    hostapd_bss_settings.BssSettings(
+                        name=network["SSID"],
+                        ssid=network["SSID"],
+                        hidden=network["hiddenSSID"],
+                        security=hostapd_security.Security(
+                            security_mode=network["security"],
+                            radius_server_ip=network["radius_server_ip"],
+                            radius_server_port=network["radius_server_port"],
+                            radius_server_secret=network["radius_server_secret"])))
+            else:
+                bss_settings.append(
+                    hostapd_bss_settings.BssSettings(
+                        name=network["SSID"],
+                        ssid=network["SSID"],
+                        hidden=network["hiddenSSID"]))
+        if "password" in hostapd_config_settings:
+            config = hostapd_ap_preset.create_ap_preset(
+                iface_wlan_2g=wlan_2g,
+                iface_wlan_5g=wlan_5g,
+                channel=ap_settings["channel"],
+                ssid=hostapd_config_settings["SSID"],
+                hidden=hostapd_config_settings["hiddenSSID"],
+                security=hostapd_security.Security(
+                    security_mode=hostapd_config_settings["security"],
+                    password=hostapd_config_settings["password"]),
+                bss_settings=bss_settings)
+        elif "wepKeys" in hostapd_config_settings:
+            config = hostapd_ap_preset.create_ap_preset(
+                iface_wlan_2g=wlan_2g,
+                iface_wlan_5g=wlan_5g,
+                channel=ap_settings["channel"],
+                ssid=hostapd_config_settings["SSID"],
+                hidden=hostapd_config_settings["hiddenSSID"],
+                security=hostapd_security.Security(
+                    security_mode=hostapd_config_settings["security"],
+                    password=hostapd_config_settings["wepKeys"][0]),
+                bss_settings=bss_settings)
+        else:
+            config = hostapd_ap_preset.create_ap_preset(
+                iface_wlan_2g=wlan_2g,
+                iface_wlan_5g=wlan_5g,
+                channel=ap_settings["channel"],
+                ssid=hostapd_config_settings["SSID"],
+                hidden=hostapd_config_settings["hiddenSSID"],
+                bss_settings=bss_settings)
+        return config
+
+    def configure_packet_capture(
+            self,
+            channel_5g=hostapd_constants.AP_DEFAULT_CHANNEL_5G,
+            channel_2g=hostapd_constants.AP_DEFAULT_CHANNEL_2G):
+        """Configure packet capture for 2G and 5G bands.
+
+        Args:
+            channel_5g: Channel to set the monitor mode to for 5G band.
+            channel_2g: Channel to set the monitor mode to for 2G band.
+        """
+        self.packet_capture = self.packet_capture[0]
+        result = self.packet_capture.configure_monitor_mode(
+            hostapd_constants.BAND_2G, channel_2g)
+        if not result:
+            raise ValueError("Failed to configure channel for 2G band")
+
+        result = self.packet_capture.configure_monitor_mode(
+            hostapd_constants.BAND_5G, channel_5g)
+        if not result:
+            raise ValueError("Failed to configure channel for 5G band.")
+
+    @staticmethod
+    def wifi_test_wrap(fn):
+        def _safe_wrap_test_case(self, *args, **kwargs):
+            test_id = "%s:%s:%s" % (self.__class__.__name__, self.test_name,
+                                    self.log_begin_time.replace(' ', '-'))
+            self.test_id = test_id
+            self.result_detail = ""
+            tries = int(self.user_params.get("wifi_auto_rerun", 3))
+            for ad in self.android_devices:
+                ad.log_path = self.log_path
+            for i in range(tries + 1):
+                result = True
+                if i > 0:
+                    log_string = "[Test Case] RETRY:%s %s" % (i, self.test_name)
+                    self.log.info(log_string)
+                    self._teardown_test(self.test_name)
+                    self._setup_test(self.test_name)
+                try:
+                    result = fn(self, *args, **kwargs)
+                except signals.TestFailure as e:
+                    self.log.warn("Error msg: %s" % e)
+                    if self.result_detail:
+                        signal.details = self.result_detail
+                    result = False
+                except signals.TestSignal:
+                    if self.result_detail:
+                        signal.details = self.result_detail
+                    raise
+                except Exception as e:
+                    self.log.exception(e)
+                    asserts.fail(self.result_detail)
+                if result is False:
+                    if i < tries:
+                        continue
+                else:
+                    break
+            if result is not False:
+                asserts.explicit_pass(self.result_detail)
+            else:
+                asserts.fail(self.result_detail)
+
+        return _safe_wrap_test_case