# Test cases for sigma_dut # Copyright (c) 2017, Qualcomm Atheros, Inc. # # This software may be distributed under the terms of the BSD license. # See README for more details. import logging logger = logging.getLogger() import os import socket import subprocess import time import hostapd from utils import HwsimSkip from hwsim import HWSimRadio def check_sigma_dut(): if not os.path.exists("./sigma_dut"): raise HwsimSkip("sigma_dut not available") def sigma_dut_cmd(cmd, port=9000): sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM, socket.IPPROTO_TCP) sock.settimeout(2) addr = ('127.0.0.1', port) sock.connect(addr) sock.send(cmd + "\r\n") try: res = sock.recv(1000) running = False done = False for line in res.splitlines(): if line.startswith("status,RUNNING"): running = True elif line.startswith("status,INVALID"): done = True elif line.startswith("status,ERROR"): done = True elif line.startswith("status,COMPLETE"): done = True if running and not done: # Read the actual response res = sock.recv(1000) except: res = '' pass sock.close() res = res.rstrip() logger.debug("sigma_dut: '%s' --> '%s'" % (cmd, res)) return res def sigma_dut_cmd_check(cmd): res = sigma_dut_cmd(cmd) if "COMPLETE" not in res: raise Exception("sigma_dut command failed: " + cmd) return res def start_sigma_dut(ifname, debug=False): check_sigma_dut() cmd = [ './sigma_dut', '-M', ifname, '-S', ifname, '-F', '../../hostapd/hostapd', '-G', '-j', ifname ] if debug: cmd += [ '-d' ] sigma = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) for i in range(20): try: res = sigma_dut_cmd("HELLO") break except: time.sleep(0.05) return sigma def stop_sigma_dut(sigma): sigma.terminate() sigma.wait() out, err = sigma.communicate() logger.debug("sigma_dut stdout: " + str(out)) logger.debug("sigma_dut stderr: " + str(err)) def sigma_dut_wait_connected(ifname): for i in range(50): res = sigma_dut_cmd("sta_is_connected,interface," + ifname) if "connected,1" in res: break time.sleep(0.2) if i == 49: raise Exception("Connection did not complete") def test_sigma_dut_basic(dev, apdev): """sigma_dut basic functionality""" sigma = start_sigma_dut(dev[0].ifname) res = sigma_dut_cmd("UNKNOWN") if "status,INVALID,errorCode,Unknown command" not in res: raise Exception("Unexpected sigma_dut response to unknown command") tests = [ ("ca_get_version", "status,COMPLETE,version,1.0"), ("device_get_info", "status,COMPLETE,vendor"), ("device_list_interfaces,interfaceType,foo", "status,ERROR"), ("device_list_interfaces,interfaceType,802.11", "status,COMPLETE,interfaceType,802.11,interfaceID," + dev[0].ifname) ] for cmd, response in tests: res = sigma_dut_cmd(cmd) if response not in res: raise Exception("Unexpected %s response: %s" % (cmd, res)) stop_sigma_dut(sigma) def test_sigma_dut_open(dev, apdev): """sigma_dut controlled open network association""" try: run_sigma_dut_open(dev, apdev) finally: dev[0].set("ignore_old_scan_res", "0") def run_sigma_dut_open(dev, apdev): ifname = dev[0].ifname sigma = start_sigma_dut(ifname) hapd = hostapd.add_ap(apdev[0], { "ssid": "open" }) sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname) sigma_dut_cmd_check("sta_set_encryption,interface,%s,ssid,%s,encpType,none" % (ifname, "open")) sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s" % (ifname, "open")) sigma_dut_wait_connected(ifname) sigma_dut_cmd_check("sta_get_ip_config,interface," + ifname) sigma_dut_cmd_check("sta_disconnect,interface," + ifname) sigma_dut_cmd_check("sta_reset_default,interface," + ifname) stop_sigma_dut(sigma) def test_sigma_dut_psk_pmf(dev, apdev): """sigma_dut controlled PSK+PMF association""" try: run_sigma_dut_psk_pmf(dev, apdev) finally: dev[0].set("ignore_old_scan_res", "0") def run_sigma_dut_psk_pmf(dev, apdev): ifname = dev[0].ifname sigma = start_sigma_dut(ifname) ssid = "test-pmf-required" params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678") params["wpa_key_mgmt"] = "WPA-PSK-SHA256" params["ieee80211w"] = "2" hapd = hostapd.add_ap(apdev[0], params) sigma_dut_cmd_check("sta_reset_default,interface,%s,prog,PMF" % ifname) sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname) sigma_dut_cmd_check("sta_set_psk,interface,%s,ssid,%s,passphrase,%s,encpType,aes-ccmp,keymgmttype,wpa2,PMF,Required" % (ifname, "test-pmf-required", "12345678")) sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-pmf-required")) sigma_dut_wait_connected(ifname) sigma_dut_cmd_check("sta_get_ip_config,interface," + ifname) sigma_dut_cmd_check("sta_disconnect,interface," + ifname) sigma_dut_cmd_check("sta_reset_default,interface," + ifname) stop_sigma_dut(sigma) def test_sigma_dut_sta_override_rsne(dev, apdev): """sigma_dut and RSNE override on STA""" try: run_sigma_dut_sta_override_rsne(dev, apdev) finally: dev[0].set("ignore_old_scan_res", "0") def run_sigma_dut_sta_override_rsne(dev, apdev): ifname = dev[0].ifname sigma = start_sigma_dut(ifname) ssid = "test-psk" params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678") hapd = hostapd.add_ap(apdev[0], params) sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname) tests = [ "30120100000fac040100000fac040100000fac02", "30140100000fac040100000fac040100000fac02ffff" ] for test in tests: sigma_dut_cmd_check("sta_set_security,interface,%s,ssid,%s,type,PSK,passphrase,%s,EncpType,aes-ccmp,KeyMgmtType,wpa2" % (ifname, "test-psk", "12345678")) sigma_dut_cmd_check("dev_configure_ie,interface,%s,IE_Name,RSNE,Contents,%s" % (ifname, test)) sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-psk")) sigma_dut_wait_connected(ifname) sigma_dut_cmd_check("sta_disconnect,interface," + ifname) dev[0].dump_monitor() sigma_dut_cmd_check("sta_set_security,interface,%s,ssid,%s,type,PSK,passphrase,%s,EncpType,aes-ccmp,KeyMgmtType,wpa2" % (ifname, "test-psk", "12345678")) sigma_dut_cmd_check("dev_configure_ie,interface,%s,IE_Name,RSNE,Contents,300101" % ifname) sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-psk")) ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"]) if ev is None: raise Exception("Association rejection not reported") if "status_code=40" not in ev: raise Exception("Unexpected status code: " + ev) sigma_dut_cmd_check("sta_reset_default,interface," + ifname) stop_sigma_dut(sigma) def test_sigma_dut_ap_psk(dev, apdev): """sigma_dut controlled AP""" with HWSimRadio() as (radio, iface): sigma = start_sigma_dut(iface) try: sigma_dut_cmd_check("ap_reset_default") sigma_dut_cmd_check("ap_set_wireless,NAME,AP,CHANNEL,1,SSID,test-psk,MODE,11ng") sigma_dut_cmd_check("ap_set_security,NAME,AP,KEYMGNT,WPA2-PSK,PSK,12345678") sigma_dut_cmd_check("ap_config_commit,NAME,AP") dev[0].connect("test-psk", psk="12345678", scan_freq="2412") sigma_dut_cmd_check("ap_reset_default") finally: stop_sigma_dut(sigma) def test_sigma_dut_ap_override_rsne(dev, apdev): """sigma_dut controlled AP overriding RSNE""" with HWSimRadio() as (radio, iface): sigma = start_sigma_dut(iface) try: sigma_dut_cmd_check("ap_reset_default") sigma_dut_cmd_check("ap_set_wireless,NAME,AP,CHANNEL,1,SSID,test-psk,MODE,11ng") sigma_dut_cmd_check("ap_set_security,NAME,AP,KEYMGNT,WPA2-PSK,PSK,12345678") sigma_dut_cmd_check("dev_configure_ie,NAME,AP,interface,%s,IE_Name,RSNE,Contents,30180100000fac040200ffffffff000fac040100000fac020c00" % iface) sigma_dut_cmd_check("ap_config_commit,NAME,AP") dev[0].connect("test-psk", psk="12345678", scan_freq="2412") sigma_dut_cmd_check("ap_reset_default") finally: stop_sigma_dut(sigma)