2 # Copyright (c) 2013, Jouni Malinen <j@w1.fi>
4 # This software may be distributed under the terms of the BSD license.
5 # See README for more details.
10 logger = logging.getLogger()
14 from wlantest import Wlantest
16 def check_qos_map(ap, dev, dscp, tid, ap_tid=None):
20 sta = dev.p2p_interface_addr()
22 wt.clear_sta_counters(bssid, sta)
23 hwsim_utils.test_connectivity(dev.ifname, ap['ifname'], dscp=dscp)
25 [ tx, rx ] = wt.get_tid_counters(bssid, sta)
27 logger.info("Expected TX DSCP " + str(dscp) + " with TID " + str(tid) + " but counters: " + str(tx))
28 raise Exception("No STA->AP data frame using the expected TID")
30 logger.info("Expected RX DSCP " + str(dscp) + " with TID " + str(ap_tid) + " but counters: " + str(rx))
31 raise Exception("No AP->STA data frame using the expected TID")
33 def test_ap_qosmap(dev, apdev):
35 drv_flags = dev[0].get_driver_status_field("capa.flags")
36 if int(drv_flags, 0) & 0x40000000 == 0:
39 params = { "ssid": ssid }
40 params['qos_map_set'] = '53,2,22,6,8,15,0,7,255,255,16,31,32,39,255,255,40,47,48,55'
41 hostapd.add_ap(apdev[0]['ifname'], params)
42 dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
44 check_qos_map(apdev[0], dev[0], 53, 2)
45 check_qos_map(apdev[0], dev[0], 22, 6)
46 check_qos_map(apdev[0], dev[0], 8, 0)
47 check_qos_map(apdev[0], dev[0], 15, 0)
48 check_qos_map(apdev[0], dev[0], 0, 1)
49 check_qos_map(apdev[0], dev[0], 7, 1)
50 check_qos_map(apdev[0], dev[0], 16, 3)
51 check_qos_map(apdev[0], dev[0], 31, 3)
52 check_qos_map(apdev[0], dev[0], 32, 4)
53 check_qos_map(apdev[0], dev[0], 39, 4)
54 check_qos_map(apdev[0], dev[0], 40, 6)
55 check_qos_map(apdev[0], dev[0], 47, 6)
56 check_qos_map(apdev[0], dev[0], 48, 7)
57 check_qos_map(apdev[0], dev[0], 55, 7)
58 hapd = hostapd.Hostapd(apdev[0]['ifname'])
59 hapd.request("SET_QOS_MAP_SET 22,6,8,15,0,7,255,255,16,31,32,39,255,255,40,47,48,55")
60 hapd.request("SEND_QOS_MAP_CONF " + dev[0].get_status_field("address"))
61 check_qos_map(apdev[0], dev[0], 53, 7)
62 check_qos_map(apdev[0], dev[0], 22, 6)
63 check_qos_map(apdev[0], dev[0], 48, 7)
64 check_qos_map(apdev[0], dev[0], 55, 7)
65 check_qos_map(apdev[0], dev[0], 56, 56 >> 3)
66 check_qos_map(apdev[0], dev[0], 63, 63 >> 3)
68 def test_ap_qosmap_default(dev, apdev):
69 """QoS mapping with default values"""
70 ssid = "test-qosmap-default"
71 params = { "ssid": ssid }
72 hostapd.add_ap(apdev[0]['ifname'], params)
73 dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
74 for dscp in [ 0, 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63]:
75 check_qos_map(apdev[0], dev[0], dscp, dscp >> 3)
77 def test_ap_qosmap_default_acm(dev, apdev):
78 """QoS mapping with default values and ACM=1 for VO/VI"""
79 ssid = "test-qosmap-default"
80 params = { "ssid": ssid,
81 "wmm_ac_bk_aifs": "7",
82 "wmm_ac_bk_cwmin": "4",
83 "wmm_ac_bk_cwmax": "10",
84 "wmm_ac_bk_txop_limit": "0",
86 "wmm_ac_be_aifs": "3",
87 "wmm_ac_be_cwmin": "4",
88 "wmm_ac_be_cwmax": "10",
89 "wmm_ac_be_txop_limit": "0",
91 "wmm_ac_vi_aifs": "2",
92 "wmm_ac_vi_cwmin": "3",
93 "wmm_ac_vi_cwmax": "4",
94 "wmm_ac_vi_txop_limit": "94",
96 "wmm_ac_vo_aifs": "2",
97 "wmm_ac_vo_cwmin": "2",
98 "wmm_ac_vo_cwmax": "2",
99 "wmm_ac_vo_txop_limit": "47",
100 "wmm_ac_vo_acm": "1" }
101 hostapd.add_ap(apdev[0]['ifname'], params)
102 dev[0].connect(ssid, key_mgmt="NONE", scan_freq="2412")
103 for dscp in [ 0, 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63]:
106 # downgrade VI/VO to BE
107 if tid in [ 4, 5, 6, 7 ]:
109 check_qos_map(apdev[0], dev[0], dscp, tid, ap_tid)