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-rw-r--r--tests/hwsim/utils.py314
1 files changed, 0 insertions, 314 deletions
diff --git a/tests/hwsim/utils.py b/tests/hwsim/utils.py
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index 4e88626615d5..000000000000
--- a/tests/hwsim/utils.py
+++ /dev/null
@@ -1,314 +0,0 @@
-# Testing utilities
-# Copyright (c) 2013-2019, Jouni Malinen <j@w1.fi>
-#
-# This software may be distributed under the terms of the BSD license.
-# See README for more details.
-
-import binascii
-import os
-import socket
-import struct
-import subprocess
-import time
-import remotehost
-import logging
-logger = logging.getLogger()
-import hostapd
-
-def get_ifnames():
- ifnames = []
- with open("/proc/net/dev", "r") as f:
- lines = f.readlines()
- for l in lines:
- val = l.split(':', 1)
- if len(val) == 2:
- ifnames.append(val[0].strip(' '))
- return ifnames
-
-class HwsimSkip(Exception):
- def __init__(self, reason):
- self.reason = reason
- def __str__(self):
- return self.reason
-
-def long_duration_test(func):
- func.long_duration_test = True
- return func
-
-class alloc_fail(object):
- def __init__(self, dev, count, funcs):
- self._dev = dev
- self._count = count
- self._funcs = funcs
- def __enter__(self):
- cmd = "TEST_ALLOC_FAIL %d:%s" % (self._count, self._funcs)
- if "OK" not in self._dev.request(cmd):
- raise HwsimSkip("TEST_ALLOC_FAIL not supported")
- def __exit__(self, type, value, traceback):
- if type is None:
- if self._dev.request("GET_ALLOC_FAIL") != "0:%s" % self._funcs:
- raise Exception("Allocation failure did not trigger")
-
-class fail_test(object):
- def __init__(self, dev, count, funcs):
- self._dev = dev
- self._count = count
- self._funcs = funcs
- def __enter__(self):
- cmd = "TEST_FAIL %d:%s" % (self._count, self._funcs)
- if "OK" not in self._dev.request(cmd):
- raise HwsimSkip("TEST_FAIL not supported")
- def __exit__(self, type, value, traceback):
- if type is None:
- if self._dev.request("GET_FAIL") != "0:%s" % self._funcs:
- raise Exception("Test failure did not trigger")
-
-def wait_fail_trigger(dev, cmd, note="Failure not triggered", max_iter=40,
- timeout=0.05):
- for i in range(0, max_iter):
- if dev.request(cmd).startswith("0:"):
- break
- if i == max_iter - 1:
- raise Exception(note)
- time.sleep(timeout)
-
-def require_under_vm():
- with open('/proc/1/cmdline', 'r') as f:
- cmd = f.read()
- if "inside.sh" not in cmd:
- raise HwsimSkip("Not running under VM")
-
-def iface_is_in_bridge(bridge, ifname):
- fname = "/sys/class/net/"+ifname+"/brport/bridge"
- if not os.path.exists(fname):
- return False
- if not os.path.islink(fname):
- return False
- truebridge = os.path.basename(os.readlink(fname))
- if bridge == truebridge:
- return True
- return False
-
-def skip_with_fips(dev, reason="Not supported in FIPS mode"):
- res = dev.get_capability("fips")
- if res and 'FIPS' in res:
- raise HwsimSkip(reason)
-
-def check_ext_key_id_capa(dev):
- res = dev.get_driver_status_field('capa.flags')
- if (int(res, 0) & 0x8000000000000000) == 0:
- raise HwsimSkip("Extended Key ID not supported")
-
-def skip_without_tkip(dev):
- res = dev.get_capability("fips")
- if "TKIP" not in dev.get_capability("pairwise") or \
- "TKIP" not in dev.get_capability("group"):
- raise HwsimSkip("Cipher TKIP not supported")
-
-def check_wep_capa(dev):
- if "WEP40" not in dev.get_capability("group"):
- raise HwsimSkip("WEP not supported")
-
-def check_sae_capab(dev):
- if "SAE" not in dev.get_capability("auth_alg"):
- raise HwsimSkip("SAE not supported")
-
-def check_sae_pk_capab(dev):
- capab = dev.get_capability("sae")
- if capab is None or "PK" not in capab:
- raise HwsimSkip("SAE-PK not supported")
-
-def check_erp_capa(dev):
- capab = dev.get_capability("erp")
- if not capab or 'ERP' not in capab:
- raise HwsimSkip("ERP not supported in the build")
-
-def check_fils_capa(dev):
- capa = dev.get_capability("fils")
- if capa is None or "FILS" not in capa:
- raise HwsimSkip("FILS not supported")
-
-def check_fils_sk_pfs_capa(dev):
- capa = dev.get_capability("fils")
- if capa is None or "FILS-SK-PFS" not in capa:
- raise HwsimSkip("FILS-SK-PFS not supported")
-
-def check_tls_tod(dev):
- tls = dev.request("GET tls_library")
- if not tls.startswith("OpenSSL") and not tls.startswith("internal"):
- raise HwsimSkip("TLS TOD-TOFU/STRICT not supported with this TLS library: " + tls)
-
-def vht_supported():
- cmd = subprocess.Popen(["iw", "reg", "get"], stdout=subprocess.PIPE)
- reg = cmd.stdout.read()
- if "@ 80)" in reg or "@ 160)" in reg:
- return True
- return False
-
-# This function checks whether the provided dev, which may be either
-# WpaSupplicant or Hostapd supports CSA.
-def csa_supported(dev):
- res = dev.get_driver_status()
- if (int(res['capa.flags'], 0) & 0x80000000) == 0:
- raise HwsimSkip("CSA not supported")
-
-def get_phy(ap, ifname=None):
- phy = "phy3"
- try:
- hostname = ap['hostname']
- except:
- hostname = None
- host = remotehost.Host(hostname)
-
- if ifname == None:
- ifname = ap['ifname']
- status, buf = host.execute(["iw", "dev", ifname, "info"])
- if status != 0:
- raise Exception("iw " + ifname + " info failed")
- lines = buf.split("\n")
- for line in lines:
- if "wiphy" in line:
- words = line.split()
- phy = "phy" + words[1]
- break
- return phy
-
-def parse_ie(buf):
- ret = {}
- data = binascii.unhexlify(buf)
- while len(data) >= 2:
- ie, elen = struct.unpack('BB', data[0:2])
- data = data[2:]
- if elen > len(data):
- break
- ret[ie] = data[0:elen]
- data = data[elen:]
- return ret
-
-def wait_regdom_changes(dev):
- for i in range(10):
- ev = dev.wait_event(["CTRL-EVENT-REGDOM-CHANGE"], timeout=0.1)
- if ev is None:
- break
-
-def clear_country(dev):
- logger.info("Try to clear country")
- id = dev[1].add_network()
- dev[1].set_network(id, "mode", "2")
- dev[1].set_network_quoted(id, "ssid", "country-clear")
- dev[1].set_network(id, "key_mgmt", "NONE")
- dev[1].set_network(id, "frequency", "2412")
- dev[1].set_network(id, "scan_freq", "2412")
- dev[1].select_network(id)
- ev = dev[1].wait_event(["CTRL-EVENT-CONNECTED"])
- if ev:
- dev[0].connect("country-clear", key_mgmt="NONE", scan_freq="2412")
- dev[1].request("DISCONNECT")
- dev[0].wait_disconnected()
- dev[0].request("DISCONNECT")
- dev[0].request("ABORT_SCAN")
- time.sleep(1)
- dev[0].dump_monitor()
- dev[1].dump_monitor()
-
-def clear_regdom(hapd, dev, count=1):
- disable_hapd(hapd)
- clear_regdom_dev(dev, count)
-
-def disable_hapd(hapd):
- if hapd:
- hapd.request("DISABLE")
- time.sleep(0.1)
-
-def clear_regdom_dev(dev, count=1):
- for i in range(count):
- dev[i].request("DISCONNECT")
- for i in range(count):
- dev[i].disconnect_and_stop_scan()
- dev[0].cmd_execute(['iw', 'reg', 'set', '00'])
- wait_regdom_changes(dev[0])
- country = dev[0].get_driver_status_field("country")
- logger.info("Country code at the end: " + country)
- if country != "00":
- clear_country(dev)
- for i in range(count):
- dev[i].flush_scan_cache()
-
-def radiotap_build():
- radiotap_payload = struct.pack('BB', 0x08, 0)
- radiotap_payload += struct.pack('BB', 0, 0)
- radiotap_payload += struct.pack('BB', 0, 0)
- radiotap_hdr = struct.pack('<BBHL', 0, 0, 8 + len(radiotap_payload),
- 0xc002)
- return radiotap_hdr + radiotap_payload
-
-def start_monitor(ifname, freq=2412):
- subprocess.check_call(["iw", ifname, "set", "type", "monitor"])
- subprocess.call(["ip", "link", "set", "dev", ifname, "up"])
- subprocess.check_call(["iw", ifname, "set", "freq", str(freq)])
-
- ETH_P_ALL = 3
- sock = socket.socket(socket.AF_PACKET, socket.SOCK_RAW,
- socket.htons(ETH_P_ALL))
- sock.bind((ifname, 0))
- sock.settimeout(0.5)
- return sock
-
-def stop_monitor(ifname):
- subprocess.call(["ip", "link", "set", "dev", ifname, "down"])
- subprocess.call(["iw", ifname, "set", "type", "managed"])
-
-def clear_scan_cache(apdev):
- ifname = apdev['ifname']
- hostapd.cmd_execute(apdev, ['ifconfig', ifname, 'up'])
- hostapd.cmd_execute(apdev, ['iw', ifname, 'scan', 'trigger', 'freq', '2412',
- 'flush'])
- time.sleep(0.1)
- hostapd.cmd_execute(apdev, ['ifconfig', ifname, 'down'])
-
-def set_world_reg(apdev0=None, apdev1=None, dev0=None):
- if apdev0:
- hostapd.cmd_execute(apdev0, ['iw', 'reg', 'set', '00'])
- if apdev1:
- hostapd.cmd_execute(apdev1, ['iw', 'reg', 'set', '00'])
- if dev0:
- dev0.cmd_execute(['iw', 'reg', 'set', '00'])
- time.sleep(0.1)
-
-def sysctl_write(val):
- subprocess.call(['sysctl', '-w', val], stdout=open('/dev/null', 'w'))
-
-def var_arg_call(fn, dev, apdev, params):
- if fn.__code__.co_argcount > 2:
- return fn(dev, apdev, params)
- elif fn.__code__.co_argcount > 1:
- return fn(dev, apdev)
- return fn(dev)
-
-def cloned_wrapper(wrapper, fn):
- # we need the name set right for selecting / printing etc.
- wrapper.__name__ = fn.__name__
- wrapper.__doc__ = fn.__doc__
- # reparent to the right module for module filtering
- wrapper.__module__ = fn.__module__
- return wrapper
-
-def disable_ipv6(fn):
- def wrapper(dev, apdev, params):
- require_under_vm()
- try:
- sysctl_write('net.ipv6.conf.all.disable_ipv6=1')
- sysctl_write('net.ipv6.conf.default.disable_ipv6=1')
- var_arg_call(fn, dev, apdev, params)
- finally:
- sysctl_write('net.ipv6.conf.all.disable_ipv6=0')
- sysctl_write('net.ipv6.conf.default.disable_ipv6=0')
- return cloned_wrapper(wrapper, fn)
-
-def reset_ignore_old_scan_res(fn):
- def wrapper(dev, apdev, params):
- try:
- var_arg_call(fn, dev, apdev, params)
- finally:
- dev[0].set("ignore_old_scan_res", "0")
- return cloned_wrapper(wrapper, fn)