tests/hwsim/test_ap_qosmap.py

   1 # QoS Mapping tests
   2 # Copyright (c) 2013, Jouni Malinen <j@w1.fi>
   3 #
   4 # This software may be distributed under the terms of the BSD license.
   5 # See README for more details.
   6
   7 import time
   8 import logging
   9 logger = logging.getLogger()
  10
  11 import hwsim_utils
  12 import hostapd
  13 from utils import HwsimSkip
  14 from wlantest import Wlantest
  15
  16 def check_qos_map(ap, hapd, dev, sta, dscp, tid, ap_tid=None):
  17     if not ap_tid:
  18         ap_tid = tid
  19     bssid = ap['bssid']
  20     Wlantest.setup(hapd)
  21     wt = Wlantest()
  22     wt.clear_sta_counters(bssid, sta)
  23     hwsim_utils.test_connectivity(dev, hapd, dscp=dscp, config=False)
  24     time.sleep(0.02)
  25     tx = wt.get_tx_tid(bssid, sta, tid)
  26     if tx == 0:
  27         [ tx, rx ] = wt.get_tid_counters(bssid, sta)
  28         logger.info("Expected TX DSCP " + str(dscp) + " with TID " + str(tid) + " but counters: " + str(tx))
  29         raise Exception("No STA->AP data frame using the expected TID")
  30     rx = wt.get_rx_tid(bssid, sta, ap_tid)
  31     if rx == 0:
  32         [ tx, rx ] = wt.get_tid_counters(bssid, sta)
  33         logger.info("Expected RX DSCP " + str(dscp) + " with TID " + str(ap_tid) + " but counters: " + str(rx))
  34         raise Exception("No AP->STA data frame using the expected TID")
  35
  36 def test_ap_qosmap(dev, apdev):
  37     """QoS mapping"""
  38     drv_flags = dev[0].get_driver_status_field("capa.flags")
  39     if int(drv_flags, 0) & 0x40000000 == 0:
  40         raise HwsimSkip("Driver does not support QoS Map")
  41     ssid = "test-qosmap"
  42     params = { "ssid": ssid }
  43     params['qos_map_set'] = '53,2,22,6,8,15,0,7,255,255,16,31,32,39,255,255,40,47,48,55'
  44     hapd = hostapd.add_ap(apdev[0], params)
  45     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
  46     time.sleep(0.1)
  47     addr = dev[0].p2p_interface_addr()
  48     dev[0].request("DATA_TEST_CONFIG 1")
  49     hapd.request("DATA_TEST_CONFIG 1")
  50     check_qos_map(apdev[0], hapd, dev[0], addr, 53, 2)
  51     check_qos_map(apdev[0], hapd, dev[0], addr, 22, 6)
  52     check_qos_map(apdev[0], hapd, dev[0], addr, 8, 0)
  53     check_qos_map(apdev[0], hapd, dev[0], addr, 15, 0)
  54     check_qos_map(apdev[0], hapd, dev[0], addr, 0, 1)
  55     check_qos_map(apdev[0], hapd, dev[0], addr, 7, 1)
  56     check_qos_map(apdev[0], hapd, dev[0], addr, 16, 3)
  57     check_qos_map(apdev[0], hapd, dev[0], addr, 31, 3)
  58     check_qos_map(apdev[0], hapd, dev[0], addr, 32, 4)
  59     check_qos_map(apdev[0], hapd, dev[0], addr, 39, 4)
  60     check_qos_map(apdev[0], hapd, dev[0], addr, 40, 6)
  61     check_qos_map(apdev[0], hapd, dev[0], addr, 47, 6)
  62     check_qos_map(apdev[0], hapd, dev[0], addr, 48, 7)
  63     check_qos_map(apdev[0], hapd, dev[0], addr, 55, 7)
  64     hapd.request("SET_QOS_MAP_SET 22,6,8,15,0,7,255,255,16,31,32,39,255,255,40,47,48,55")
  65     hapd.request("SEND_QOS_MAP_CONF " + dev[0].get_status_field("address"))
  66     check_qos_map(apdev[0], hapd, dev[0], addr, 53, 7)
  67     check_qos_map(apdev[0], hapd, dev[0], addr, 22, 6)
  68     check_qos_map(apdev[0], hapd, dev[0], addr, 48, 7)
  69     check_qos_map(apdev[0], hapd, dev[0], addr, 55, 7)
  70     check_qos_map(apdev[0], hapd, dev[0], addr, 56, 56 >> 3)
  71     check_qos_map(apdev[0], hapd, dev[0], addr, 63, 63 >> 3)
  72     dev[0].request("DATA_TEST_CONFIG 0")
  73     hapd.request("DATA_TEST_CONFIG 0")
  74
  75 def test_ap_qosmap_default(dev, apdev):
  76     """QoS mapping with default values"""
  77     ssid = "test-qosmap-default"
  78     params = { "ssid": ssid }
  79     hapd = hostapd.add_ap(apdev[0], params)
  80     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
  81     addr = dev[0].p2p_interface_addr()
  82     dev[0].request("DATA_TEST_CONFIG 1")
  83     hapd.request("DATA_TEST_CONFIG 1")
  84     for dscp in [ 0, 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63]:
  85         check_qos_map(apdev[0], hapd, dev[0], addr, dscp, dscp >> 3)
  86     dev[0].request("DATA_TEST_CONFIG 0")
  87     hapd.request("DATA_TEST_CONFIG 0")
  88
  89 def test_ap_qosmap_default_acm(dev, apdev):
  90     """QoS mapping with default values and ACM=1 for VO/VI"""
  91     ssid = "test-qosmap-default"
  92     params = { "ssid": ssid,
  93                "wmm_ac_bk_aifs": "7",
  94                "wmm_ac_bk_cwmin": "4",
  95                "wmm_ac_bk_cwmax": "10",
  96                "wmm_ac_bk_txop_limit": "0",
  97                "wmm_ac_bk_acm": "0",
  98                "wmm_ac_be_aifs": "3",
  99                "wmm_ac_be_cwmin": "4",
 100                "wmm_ac_be_cwmax": "10",
 101                "wmm_ac_be_txop_limit": "0",
 102                "wmm_ac_be_acm": "0",
 103                "wmm_ac_vi_aifs": "2",
 104                "wmm_ac_vi_cwmin": "3",
 105                "wmm_ac_vi_cwmax": "4",
 106                "wmm_ac_vi_txop_limit": "94",
 107                "wmm_ac_vi_acm": "1",
 108                "wmm_ac_vo_aifs": "2",
 109                "wmm_ac_vo_cwmin": "2",
 110                "wmm_ac_vo_cwmax": "2",
 111                "wmm_ac_vo_txop_limit": "47",
 112                "wmm_ac_vo_acm": "1"  }
 113     hapd = hostapd.add_ap(apdev[0], params)
 114     dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
 115     addr = dev[0].p2p_interface_addr()
 116     dev[0].request("DATA_TEST_CONFIG 1")
 117     hapd.request("DATA_TEST_CONFIG 1")
 118     for dscp in [ 0, 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63]:
 119         ap_tid = dscp >> 3
 120         tid = ap_tid
 121         # downgrade VI/VO to BE
 122         if tid in [ 4, 5, 6, 7 ]:
 123             tid = 3
 124         check_qos_map(apdev[0], hapd, dev[0], addr, dscp, tid, ap_tid)
 125     dev[0].request("DATA_TEST_CONFIG 0")
 126     hapd.request("DATA_TEST_CONFIG 0")
 127
 128 def test_ap_qosmap_invalid(dev, apdev):
 129     """QoS mapping ctrl_iface error handling"""
 130     ssid = "test-qosmap"
 131     params = { "ssid": ssid }
 132     hapd = hostapd.add_ap(apdev[0], params)
 133     if "FAIL" not in hapd.request("SEND_QOS_MAP_CONF 00:11:22:33:44:55"):
 134         raise Exception("Unexpected SEND_QOS_MAP_CONF success")
 135     if "FAIL" not in hapd.request("SET_QOS_MAP_SET "):
 136         raise Exception("Unexpected SET_QOS_MAP_SET success")
 137     if "FAIL" not in hapd.request("SET_QOS_MAP_SET 1,2,3"):
 138         raise Exception("Unexpected SET_QOS_MAP_SET success")
 139     if "FAIL" not in hapd.request("SET_QOS_MAP_SET 1,-2,3"):
 140         raise Exception("Unexpected SET_QOS_MAP_SET success")
 141     if "FAIL" not in hapd.request("SET_QOS_MAP_SET 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59"):
 142         raise Exception("Unexpected SET_QOS_MAP_SET success")
 143     if "FAIL" not in hapd.request("SET_QOS_MAP_SET 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21"):
 144         raise Exception("Unexpected SET_QOS_MAP_SET success")
 145
 146     if "FAIL" in hapd.request("SET_QOS_MAP_SET 22,6,8,15,0,7,255,255,16,31,32,39,255,255,40,47,48,55"):
 147         raise Exception("Unexpected SET_QOS_MAP_SET failure")
 148     if "FAIL" not in hapd.request("SEND_QOS_MAP_CONF 00:11:22:33:44:55"):
 149         raise Exception("Unexpected SEND_QOS_MAP_CONF success")
 150     if "FAIL" not in hapd.request("SEND_QOS_MAP_CONF 00:11:22:33:44"):
 151         raise Exception("Unexpected SEND_QOS_MAP_CONF success")