544 lines
20 KiB
Python
544 lines
20 KiB
Python
# EHT tests
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# Copyright (c) 2022, Qualcomm Innovation Center, Inc.
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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import hostapd
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from utils import *
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from hwsim import HWSimRadio
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import hwsim_utils
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from wpasupplicant import WpaSupplicant
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import re
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def eht_verify_wifi_version(dev):
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status = dev.get_status()
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logger.info("station status: " + str(status))
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if 'wifi_generation' not in status:
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raise Exception("Missing wifi_generation information")
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if status['wifi_generation'] != "7":
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raise Exception("Unexpected wifi_generation value: " + status['wifi_generation'])
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def eht_verify_status(wpas, hapd, freq, bw, is_ht=False, is_vht=False,
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mld=False):
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status = hapd.get_status()
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logger.info("hostapd STATUS: " + str(status))
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if is_ht and status["ieee80211n"] != "1":
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raise Exception("Unexpected STATUS ieee80211n value")
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if is_vht and status["ieee80211ac"] != "1":
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raise Exception("Unexpected STATUS ieee80211ac value")
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if status["ieee80211ax"] != "1":
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raise Exception("Unexpected STATUS ieee80211ax value")
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if status["ieee80211be"] != "1":
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raise Exception("Unexpected STATUS ieee80211be value")
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sta = hapd.get_sta(wpas.own_addr())
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logger.info("hostapd STA: " + str(sta))
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if is_ht and "[HT]" not in sta['flags']:
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raise Exception("Missing STA flag: HT")
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if is_vht and "[VHT]" not in sta['flags']:
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raise Exception("Missing STA flag: VHT")
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if "[HE]" not in sta['flags']:
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raise Exception("Missing STA flag: HE")
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if "[EHT]" not in sta['flags']:
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raise Exception("Missing STA flag: EHT")
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sig = wpas.request("SIGNAL_POLL").splitlines()
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# TODO: With MLD connection, signal poll logic is still not implemented.
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# While mac80211 maintains the station using the MLD address, the
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# information is maintained in the link stations, but it is not sent to
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# user space yet.
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if not mld:
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if "FREQUENCY=%s" % freq not in sig:
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raise Exception("Unexpected SIGNAL_POLL value(1): " + str(sig))
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if "WIDTH=%s MHz" % bw not in sig:
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raise Exception("Unexpected SIGNAL_POLL value(2): " + str(sig))
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def traffic_test(wpas, hapd):
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hwsim_utils.test_connectivity(wpas, hapd)
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def test_eht_open(dev, apdev):
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"""EHT AP with open mode configuration"""
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params = {"ssid": "eht",
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"ieee80211ax": "1",
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"ieee80211be": "1"}
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try:
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hapd = hostapd.add_ap(apdev[0], params)
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except Exception as e:
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if isinstance(e, Exception) and \
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str(e) == "Failed to set hostapd parameter ieee80211be":
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raise HwsimSkip("EHT not supported")
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raise
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if hapd.get_status_field("ieee80211be") != "1":
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raise Exception("AP STATUS did not indicate ieee80211be=1")
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dev[0].connect("eht", key_mgmt="NONE", scan_freq="2412")
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sta = hapd.get_sta(dev[0].own_addr())
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if "[EHT]" not in sta['flags']:
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raise Exception("Missing STA flag: EHT")
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status = dev[0].request("STATUS")
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if "wifi_generation=7" not in status:
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raise Exception("STA STATUS did not indicate wifi_generation=7")
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def test_prefer_eht_20(dev, apdev):
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params = {"ssid": "eht",
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"channel": "1",
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"ieee80211ax": "1",
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"ieee80211be" : "1",
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"ieee80211n": "1"}
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try:
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hapd0 = hostapd.add_ap(apdev[0], params)
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params["ieee80211be"] = "0"
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hapd1 = hostapd.add_ap(apdev[1], params)
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except Exception as e:
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if isinstance(e, Exception) and \
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str(e) == "Failed to set hostapd parameter ieee80211be":
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raise HwsimSkip("EHT not supported")
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raise
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dev[0].connect("eht", key_mgmt="NONE")
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if dev[0].get_status_field('bssid') != apdev[0]['bssid']:
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raise Exception("dev[0] connected to unexpected AP")
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est = dev[0].get_bss(apdev[0]['bssid'])['est_throughput']
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if est != "172103":
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raise Exception("Unexpected BSS1 est_throughput: " + est)
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def start_eht_sae_ap(apdev, ml=False, transition_mode=False):
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params = hostapd.wpa2_params(ssid="eht", passphrase="12345678")
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params["ieee80211ax"] = "1"
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params["ieee80211be"] = "1"
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params['ieee80211w'] = '1' if transition_mode else '2'
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params['rsn_pairwise'] = "CCMP GCMP-256" if transition_mode else "GCMP-256"
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params['group_cipher'] = "CCMP" if transition_mode else "GCMP-256"
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params["group_mgmt_cipher"] = "AES-128-CMAC" if transition_mode else "BIP-GMAC-256"
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params['beacon_prot'] = '1'
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params['wpa_key_mgmt'] = "SAE SAE-EXT-KEY" if transition_mode else 'SAE-EXT-KEY'
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params['sae_groups'] = "19 20" if transition_mode else "20"
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params['sae_pwe'] = "2" if transition_mode else "1"
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if ml:
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ml_elem = "ff0d6b" + "3001" + "0a" + "021122334455" + "01" + "00" + "00"
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params['vendor_elements'] = ml_elem
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try:
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hapd = hostapd.add_ap(apdev, params)
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except Exception as e:
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if isinstance(e, Exception) and \
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str(e) == "Failed to set hostapd parameter ieee80211be":
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raise HwsimSkip("EHT not supported")
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raise
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def test_eht_sae(dev, apdev):
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"""EHT AP with SAE"""
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check_sae_capab(dev[0])
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hapd = start_eht_sae_ap(apdev[0])
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try:
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dev[0].set("sae_groups", "20")
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dev[0].set("sae_pwe", "2")
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dev[0].connect("eht", key_mgmt="SAE-EXT-KEY", psk="12345678",
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ieee80211w="2", beacon_prot="1",
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pairwise="GCMP-256", group="GCMP-256",
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group_mgmt="BIP-GMAC-256", scan_freq="2412")
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finally:
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dev[0].set("sae_groups", "")
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dev[0].set("sae_pwe", "0")
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def test_eht_sae_mlo(dev, apdev):
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"""EHT+MLO AP with SAE"""
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check_sae_capab(dev[0])
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hapd = start_eht_sae_ap(apdev[0], ml=True)
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try:
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dev[0].set("sae_groups", "20")
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dev[0].set("sae_pwe", "2")
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dev[0].connect("eht", key_mgmt="SAE-EXT-KEY", psk="12345678",
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ieee80211w="2", beacon_prot="1",
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pairwise="GCMP-256", group="GCMP-256",
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group_mgmt="BIP-GMAC-256", scan_freq="2412")
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finally:
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dev[0].set("sae_groups", "")
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dev[0].set("sae_pwe", "0")
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def test_eht_sae_mlo_tm(dev, apdev):
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"""EHT+MLO AP with SAE and transition mode"""
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check_sae_capab(dev[0])
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check_sae_capab(dev[1])
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hapd = start_eht_sae_ap(apdev[0], ml=True, transition_mode=True)
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try:
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dev[0].set("sae_groups", "20")
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dev[0].set("sae_pwe", "2")
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dev[0].connect("eht", key_mgmt="SAE-EXT-KEY", psk="12345678",
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ieee80211w="2", beacon_prot="1",
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pairwise="GCMP-256", group="CCMP",
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group_mgmt="AES-128-CMAC", scan_freq="2412")
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dev[1].set("sae_groups", "19")
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dev[1].connect("eht", key_mgmt="SAE-EXT-KEY", psk="12345678",
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ieee80211w="2", beacon_prot="1",
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pairwise="CCMP", group="CCMP",
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group_mgmt="AES-128-CMAC", scan_freq="2412",
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disable_eht="1")
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finally:
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dev[0].set("sae_groups", "")
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dev[0].set("sae_pwe", "0")
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dev[1].set("sae_groups", "")
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def eht_mld_enable_ap(iface, params):
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hapd = hostapd.add_mld_link(iface, params)
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hapd.enable()
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ev = hapd.wait_event(["AP-ENABLED", "AP-DISABLED"], timeout=1)
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if ev is None:
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raise Exception("AP startup timed out")
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if "AP-ENABLED" not in ev:
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raise Exception("AP startup failed")
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return hapd
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def eht_mld_ap_wpa2_params(ssid, passphrase=None, key_mgmt="WPA-PSK-SHA256",
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mfp="2", pwe=None, beacon_prot="1"):
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params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase,
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wpa_key_mgmt=key_mgmt, ieee80211w=mfp)
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params['ieee80211n'] = '1'
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params['ieee80211ax'] = '1'
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params['ieee80211be'] = '1'
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params['channel'] = '1'
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params['hw_mode'] = 'g'
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params['group_mgmt_cipher'] = "AES-128-CMAC"
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params['beacon_prot'] = beacon_prot
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if pwe is not None:
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params['sae_pwe'] = pwe
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return params
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def test_eht_mld_discovery(dev, apdev):
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"""EHT MLD AP discovery"""
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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ssid = "mld_ap"
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link0_params = {"ssid": ssid,
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"hw_mode": "g",
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"channel": "1"}
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link1_params = {"ssid": ssid,
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"hw_mode": "g",
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"channel": "2"}
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hapd0 = eht_mld_enable_ap(hapd_iface, link0_params)
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hapd1 = eht_mld_enable_ap(hapd_iface, link1_params)
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res = wpas.request("SCAN freq=2412,2417")
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if "FAIL" in res:
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raise Exception("Failed to start scan")
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ev = wpas.wait_event(["CTRL-EVENT-SCAN-STARTED"])
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if ev is None:
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raise Exception("Scan did not start")
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ev = wpas.wait_event(["CTRL-EVENT-SCAN-RESULTS"])
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if ev is None:
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raise Exception("Scan did not complete")
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logger.info("Scan done")
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rnr_pattern = re.compile(".*ap_info.*, mld ID=0, link ID=",
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re.MULTILINE)
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ml_pattern = re.compile(".*multi-link:.*, MLD ID=0x0", re.MULTILINE)
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bss = wpas.request("BSS " + hapd0.own_addr())
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logger.info("BSS 0: " + str(bss))
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if rnr_pattern.search(bss) is None:
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raise Exception("RNR element not found for first link")
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if ml_pattern.search(bss) is None:
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raise Exception("ML element not found for first link")
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bss = wpas.request("BSS " + hapd1.own_addr())
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logger.info("BSS 1: " + str(bss))
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if rnr_pattern.search(bss) is None:
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raise Exception("RNR element not found for second link")
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if ml_pattern.search(bss) is None:
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raise Exception("ML element not found for second link")
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def test_eht_mld_owe_two_links(dev, apdev):
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"""EHT MLD AP with MLD client OWE connection using two links"""
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with HWSimRadio(use_mlo=True) as (hapd0_radio, hapd0_iface), \
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HWSimRadio(use_mlo=True) as (hapd1_radio, hapd1_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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ssid = "mld_ap_owe_two_link"
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params = eht_mld_ap_wpa2_params(ssid, key_mgmt="OWE", mfp="2")
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hapd0 = eht_mld_enable_ap(hapd0_iface, params)
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params['channel'] = '6'
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hapd1 = eht_mld_enable_ap(hapd0_iface, params)
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# Check legacy client connection
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dev[0].connect(ssid, scan_freq="2437", key_mgmt="OWE", ieee80211w="2")
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wpas.connect(ssid, scan_freq="2412 2437", key_mgmt="OWE",
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ieee80211w="2")
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eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
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eht_verify_wifi_version(wpas)
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traffic_test(wpas, hapd0)
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traffic_test(wpas, hapd1)
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def test_eht_mld_sae_single_link(dev, apdev):
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"""EHT MLD AP with MLD client SAE H2E connection using single link"""
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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passphrase = 'qwertyuiop'
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ssid = "mld_ap_sae_single_link"
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params = eht_mld_ap_wpa2_params(ssid, passphrase, key_mgmt="SAE",
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mfp="2", pwe='2')
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hapd0 = eht_mld_enable_ap(hapd_iface, params)
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wpas.set("sae_pwe", "1")
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wpas.connect(ssid, sae_password=passphrase, scan_freq="2412",
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key_mgmt="SAE", ieee80211w="2")
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eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
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eht_verify_wifi_version(wpas)
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traffic_test(wpas, hapd0)
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def run_eht_mld_sae_two_links(dev, apdev, beacon_prot="1"):
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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passphrase = 'qwertyuiop'
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ssid = "mld_ap_sae_two_link"
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params = eht_mld_ap_wpa2_params(ssid, passphrase,
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key_mgmt="SAE", mfp="2", pwe='1',
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beacon_prot=beacon_prot)
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hapd0 = eht_mld_enable_ap(hapd_iface, params)
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params['channel'] = '6'
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hapd1 = eht_mld_enable_ap(hapd_iface, params)
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wpas.set("sae_pwe", "1")
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wpas.connect(ssid, sae_password=passphrase, scan_freq="2412 2437",
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key_mgmt="SAE", ieee80211w="2", beacon_prot="1")
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eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
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eht_verify_wifi_version(wpas)
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traffic_test(wpas, hapd0)
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traffic_test(wpas, hapd1)
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def test_eht_mld_sae_two_links(dev, apdev):
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"""EHT MLD AP with MLD client SAE H2E connection using two links"""
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run_eht_mld_sae_two_links(dev, apdev)
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def test_eht_mld_sae_two_links_no_beacon_prot(dev, apdev):
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"""EHT MLD AP with MLD client SAE H2E connection using two links and no beacon protection"""
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run_eht_mld_sae_two_links(dev, apdev, beacon_prot="0")
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def test_eht_mld_sae_ext_one_link(dev, apdev):
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"""EHT MLD AP with MLD client SAE-EXT H2E connection using single link"""
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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passphrase = 'qwertyuiop'
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ssid = "mld_ap_sae_ext_single_link"
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params = eht_mld_ap_wpa2_params(ssid, passphrase, key_mgmt="SAE-EXT-KEY")
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hapd0 = eht_mld_enable_ap(hapd_iface, params)
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wpas.connect(ssid, sae_password=passphrase, scan_freq="2412",
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key_mgmt="SAE-EXT-KEY", ieee80211w="2")
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eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
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eht_verify_wifi_version(wpas)
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traffic_test(wpas, hapd0)
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def test_eht_mld_sae_ext_two_links(dev, apdev):
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"""EHT MLD AP with MLD client SAE-EXT H2E connection using two links"""
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
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HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add(wpas_iface)
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passphrase = 'qwertyuiop'
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ssid = "mld_ap_sae_two_link"
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params = eht_mld_ap_wpa2_params(ssid, passphrase,
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key_mgmt="SAE-EXT-KEY")
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hapd0 = eht_mld_enable_ap(hapd_iface, params)
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params['channel'] = '6'
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hapd1 = eht_mld_enable_ap(hapd_iface, params)
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wpas.connect(ssid, sae_password=passphrase, scan_freq="2412 2437",
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key_mgmt="SAE-EXT-KEY", ieee80211w="2")
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eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
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eht_verify_wifi_version(wpas)
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traffic_test(wpas, hapd0)
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traffic_test(wpas, hapd1)
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def test_eht_mld_sae_legacy_client(dev, apdev):
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"""EHT MLD AP with legacy client SAE H2E connection"""
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with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface):
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passphrase = 'qwertyuiop'
|
|
ssid = "mld_ap_sae_two_link"
|
|
params = eht_mld_ap_wpa2_params(ssid, passphrase,
|
|
key_mgmt="SAE", mfp="2", pwe='1')
|
|
|
|
hapd0 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
params['channel'] = '6'
|
|
|
|
hapd1 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
try:
|
|
dev[0].set("sae_groups", "")
|
|
dev[0].set("sae_pwe", "1")
|
|
dev[0].connect(ssid, sae_password=passphrase, scan_freq="2412",
|
|
key_mgmt="SAE", ieee80211w="2", beacon_prot="1")
|
|
|
|
eht_verify_status(dev[0], hapd0, 2412, 20, is_ht=True)
|
|
traffic_test(dev[0], hapd0)
|
|
finally:
|
|
dev[0].set("sae_groups", "")
|
|
dev[0].set("sae_pwe", "0")
|
|
|
|
def test_eht_mld_sae_transition(dev, apdev):
|
|
"""EHT MLD AP in SAE/PSK transition mode with MLD client connection using two links"""
|
|
with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
|
|
HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
|
|
|
|
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
|
|
wpas.interface_add(wpas_iface)
|
|
|
|
passphrase = 'qwertyuiop'
|
|
ssid = "mld_ap_sae_two_link"
|
|
params = eht_mld_ap_wpa2_params(ssid, passphrase,
|
|
key_mgmt="SAE-EXT-KEY SAE WPA-PSK WPA-PSK-SHA256",
|
|
mfp="1")
|
|
|
|
hapd0 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
params['channel'] = '6'
|
|
|
|
hapd1 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
wpas.connect(ssid, sae_password=passphrase, scan_freq="2412 2437",
|
|
key_mgmt="SAE-EXT-KEY", ieee80211w="2")
|
|
|
|
eht_verify_status(wpas, hapd0, 2412, 20, is_ht=True, mld=True)
|
|
eht_verify_wifi_version(wpas)
|
|
traffic_test(wpas, hapd0)
|
|
traffic_test(wpas, hapd1)
|
|
|
|
dev[0].set("sae_groups", "")
|
|
dev[0].connect(ssid, sae_password=passphrase, scan_freq="2412",
|
|
key_mgmt="SAE", ieee80211w="2", beacon_prot="1")
|
|
dev[1].connect(ssid, psk=passphrase, scan_freq="2412",
|
|
key_mgmt="WPA-PSK", ieee80211w="0")
|
|
|
|
def test_eht_mld_ptk_rekey(dev, apdev):
|
|
"""EHT MLD AP and PTK rekeying with MLD client connection using two links"""
|
|
with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
|
|
HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
|
|
|
|
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
|
|
wpas.interface_add(wpas_iface)
|
|
|
|
passphrase = 'qwertyuiop'
|
|
ssid = "mld_ap_sae_two_link"
|
|
params = eht_mld_ap_wpa2_params(ssid, passphrase,
|
|
key_mgmt="SAE-EXT-KEY SAE WPA-PSK WPA-PSK-SHA256",
|
|
mfp="1")
|
|
params['wpa_ptk_rekey'] = '5'
|
|
|
|
hapd0 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
params['channel'] = '6'
|
|
|
|
hapd1 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
wpas.connect(ssid, sae_password=passphrase, scan_freq="2412 2437",
|
|
key_mgmt="SAE-EXT-KEY", ieee80211w="2")
|
|
ev0 = hapd0.wait_event(["AP-STA-CONNECT"], timeout=1)
|
|
if ev0 is None:
|
|
ev1 = hapd1.wait_event(["AP-STA-CONNECT"], timeout=1)
|
|
traffic_test(wpas, hapd0)
|
|
traffic_test(wpas, hapd1)
|
|
|
|
ev = wpas.wait_event(["WPA: Key negotiation completed",
|
|
"CTRL-EVENT-DISCONNECTED"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("PTK rekey timed out")
|
|
if "CTRL-EVENT-DISCONNECTED" in ev:
|
|
raise Exception("Disconnect instead of rekey")
|
|
|
|
time.sleep(0.1)
|
|
traffic_test(wpas, hapd0)
|
|
traffic_test(wpas, hapd1)
|
|
|
|
def test_eht_ml_probe_req(dev, apdev):
|
|
"""AP MLD with two links and non-AP MLD sending ML Probe Request"""
|
|
with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
|
|
HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
|
|
|
|
wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
|
|
wpas.interface_add(wpas_iface)
|
|
|
|
passphrase = 'qwertyuiop'
|
|
ssid = "mld_ap_sae_two_link"
|
|
params = eht_mld_ap_wpa2_params(ssid, passphrase,
|
|
key_mgmt="SAE-EXT-KEY")
|
|
|
|
hapd0 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
params['channel'] = '6'
|
|
|
|
hapd1 = eht_mld_enable_ap(hapd_iface, params)
|
|
|
|
bssid = hapd0.own_addr()
|
|
wpas.scan_for_bss(bssid, freq=2412)
|
|
|
|
time.sleep(1)
|
|
cmd = "ML_PROBE_REQ bssid=" + bssid + " mld_id=0"
|
|
if "OK" not in wpas.request(cmd):
|
|
raise Exception("Failed to run: " + cmd)
|
|
ev = wpas.wait_event(["CTRL-EVENT-SCAN-RESULTS",
|
|
"CTRL-EVENT-SCAN-FAILED"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("ML_PROBE_REQ did not result in scan results")
|
|
|
|
time.sleep(1)
|
|
cmd = "ML_PROBE_REQ bssid=" + bssid + " mld_id=0 link_id=2"
|
|
if "OK" not in wpas.request(cmd):
|
|
raise Exception("Failed to run: " + cmd)
|
|
ev = wpas.wait_event(["CTRL-EVENT-SCAN-RESULTS",
|
|
"CTRL-EVENT-SCAN-FAILED"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("ML_PROBE_REQ did not result in scan results")
|