+ remote_host = None
+ setup_params = None
+ exe_thread = None
+ exe_res = []
+ monitor_mod = None
+ setup_done = False
+
+ @classmethod
+ def stop_remote_wlantest(cls):
+ if cls.exe_thread is None:
+ # Local flow - no need for remote operations
+ return
+
+ cls.remote_host.execute(["killall", "-9", "wlantest"])
+ cls.remote_host.wait_execute_complete(cls.exe_thread, 5)
+ cls.exe_thread = None
+ cls.exe_res = []
+
+ @classmethod
+ def reset_remote_wlantest(cls):
+ cls.stop_remote_wlantest()
+ cls.remote_host = None
+ cls.setup_params = None
+ cls.exe_thread = None
+ cls.exe_res = []
+ cls.monitor_mod = None
+ cls.setup_done = False
+
+ @classmethod
+ def start_remote_wlantest(cls):
+ if cls.remote_host is None:
+ # Local flow - no need for remote operations
+ return
+ if cls.exe_thread is not None:
+ raise Exception("Cannot start wlantest twice")
+
+ log_dir = cls.setup_params['log_dir']
+ ifaces = re.split('; | |, ', cls.remote_host.ifname)
+ ifname = ifaces[0]
+ exe = cls.setup_params["wlantest"]
+ tc_name = cls.setup_params["tc_name"]
+ base_log_name = tc_name + "_wlantest_" + \
+ cls.remote_host.name + "_" + ifname
+ log_file = posixpath.join(log_dir, base_log_name + ".log")
+ pcap_file = posixpath.join(log_dir, base_log_name + ".pcapng")
+ cmd = "{} -i {} -n {} -c -dtN -L {}".format(exe, ifname,
+ pcap_file, log_file)
+ cls.remote_host.add_log(log_file)
+ cls.remote_host.add_log(pcap_file)
+ cls.exe_thread = cls.remote_host.execute_run(cmd.split(), cls.exe_res)
+ # Give wlantest a chance to start working
+ time.sleep(1)
+
+ @classmethod
+ def register_remote_wlantest(cls, host, setup_params, monitor_mod):
+ if cls.remote_host is not None:
+ raise Exception("Cannot register remote wlantest twice")
+ cls.remote_host = host
+ cls.setup_params = setup_params
+ cls.monitor_mod = monitor_mod
+ status, buf = host.execute(["which", setup_params['wlantest']])
+ if status != 0:
+ raise Exception(host.name + " - wlantest: " + buf)
+ status, buf = host.execute(["which", setup_params['wlantest_cli']])
+ if status != 0:
+ raise Exception(host.name + " - wlantest_cli: " + buf)
+
+ @classmethod
+ def chan_from_wpa(cls, wpa, is_p2p=False):
+ if cls.monitor_mod is None:
+ return
+ m = cls.monitor_mod
+ return m.setup(cls.remote_host, [m.get_monitor_params(wpa, is_p2p)])
+
+ @classmethod
+ def setup(cls, wpa, is_p2p=False):
+ cls.chan_from_wpa(wpa, is_p2p)
+ cls.start_remote_wlantest()
+ cls.setup_done = True
+