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hostap/tests/hwsim/test_ap_config.py
Sriram R e053465835 tests: Fix ap_config_reload_on_sighup test 
Use absolute path name for configuration file to ensure the file can be
succesfully reloaded and read on SIGHUP signal. This is needed when
running the test case on host (i.e., not using a VM).

Signed-off-by: Sriram R <srirrama@qti.qualcomm.com>
2017-11-17 19:13:10 +02:00

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# hostapd configuration tests
# Copyright (c) 2014-2016, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import os
import signal
import time
import logging
logger = logging.getLogger(__name__)
import subprocess
from remotehost import remote_compatible
import hostapd
from utils import alloc_fail, fail_test
@remote_compatible
def test_ap_config_errors(dev, apdev):
"""Various hostapd configuration errors"""
# IEEE 802.11d without country code
params = { "ssid": "foo", "ieee80211d": "1" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (ieee80211d without country_code)")
hostapd.remove_bss(apdev[0])
# IEEE 802.11h without IEEE 802.11d
params = { "ssid": "foo", "ieee80211h": "1" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (ieee80211h without ieee80211d")
hostapd.remove_bss(apdev[0])
# Power Constraint without IEEE 802.11d
params = { "ssid": "foo", "local_pwr_constraint": "1" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (local_pwr_constraint without ieee80211d)")
hostapd.remove_bss(apdev[0])
# Spectrum management without Power Constraint
params = { "ssid": "foo", "spectrum_mgmt_required": "1" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (spectrum_mgmt_required without local_pwr_constraint)")
hostapd.remove_bss(apdev[0])
# IEEE 802.1X without authentication server
params = { "ssid": "foo", "ieee8021x": "1" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (ieee8021x)")
hostapd.remove_bss(apdev[0])
# RADIUS-PSK without macaddr_acl=2
params = hostapd.wpa2_params(ssid="foo", passphrase="12345678")
params["wpa_psk_radius"] = "1"
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (wpa_psk_radius)")
hostapd.remove_bss(apdev[0])
# FT without NAS-Identifier
params = { "wpa": "2",
"wpa_key_mgmt": "FT-PSK",
"rsn_pairwise": "CCMP",
"wpa_passphrase": "12345678" }
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (FT without nas_identifier)")
hostapd.remove_bss(apdev[0])
# Hotspot 2.0 without WPA2/CCMP
params = hostapd.wpa2_params(ssid="foo")
params['wpa_key_mgmt'] = "WPA-EAP"
params['ieee8021x'] = "1"
params['auth_server_addr'] = "127.0.0.1"
params['auth_server_port'] = "1812"
params['auth_server_shared_secret'] = "radius"
params['interworking'] = "1"
params['hs20'] = "1"
params['wpa'] = "1"
hapd = hostapd.add_ap(apdev[0], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success (HS 2.0 without WPA2/CCMP)")
hostapd.remove_bss(apdev[0])
def test_ap_config_reload(dev, apdev, params):
"""hostapd configuration reload"""
hapd = hostapd.add_ap(apdev[0], { "ssid": "foo" })
hapd.set("ssid", "foobar")
with open(os.path.join(params['logdir'], 'hostapd-test.pid'), "r") as f:
pid = int(f.read())
os.kill(pid, signal.SIGHUP)
time.sleep(0.1)
dev[0].connect("foobar", key_mgmt="NONE", scan_freq="2412")
hapd.set("ssid", "foo")
os.kill(pid, signal.SIGHUP)
dev[0].wait_disconnected()
dev[0].request("DISCONNECT")
def test_ap_config_reload_file(dev, apdev, params):
"""hostapd configuration reload from file"""
hapd = hostapd.add_iface(apdev[0], "bss-1.conf")
hapd.enable()
hapd.set("ssid", "foobar")
with open(os.path.join(params['logdir'], 'hostapd-test.pid'), "r") as f:
pid = int(f.read())
os.kill(pid, signal.SIGHUP)
time.sleep(0.1)
dev[0].connect("foobar", key_mgmt="NONE", scan_freq="2412")
hapd.set("ssid", "foo")
os.kill(pid, signal.SIGHUP)
dev[0].wait_disconnected()
dev[0].request("DISCONNECT")
def write_hostapd_config(conffile, ifname, ssid):
with open(conffile, "w") as f:
f.write("driver=nl80211\n")
f.write("hw_mode=g\n")
f.write("channel=1\n")
f.write("ieee80211n=1\n")
f.write("interface=" + ifname + "\n")
f.write("ssid=" + ssid + "\n")
def test_ap_config_reload_on_sighup(dev, apdev, params):
"""hostapd configuration reload modification from file on SIGHUP"""
pidfile = os.path.join(params['logdir'],
"ap_config_reload_on_sighup-hostapd.pid")
logfile = os.path.join(params['logdir'],
"ap_config_reload_on_sighup-hostapd-log")
conffile = os.path.join(os.getcwd(), params['logdir'],
"ap_config_reload_on_sighup-hostapd.conf")
prg = os.path.join(params['logdir'], 'alt-hostapd/hostapd/hostapd')
if not os.path.exists(prg):
prg = '../../hostapd/hostapd'
write_hostapd_config(conffile, apdev[0]['ifname'], "test-1")
cmd = [ prg, '-B', '-dddt', '-P', pidfile, '-f', logfile, conffile ]
res = subprocess.check_call(cmd)
if res != 0:
raise Exception("Could not start hostapd: %s" % str(res))
dev[0].connect("test-1", key_mgmt="NONE", scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[0].wait_disconnected()
write_hostapd_config(conffile, apdev[0]['ifname'], "test-2")
with open(pidfile, "r") as f:
pid = int(f.read())
os.kill(pid, signal.SIGHUP)
dev[0].connect("test-2", key_mgmt="NONE", scan_freq="2412")
dev[0].request("REMOVE_NETWORK all")
dev[0].wait_disconnected()
os.kill(pid, signal.SIGTERM)
removed = False
for i in range(20):
time.sleep(0.1)
if not os.path.exists(pidfile):
removed = True
break
if not removed:
raise Exception("hostapd PID file not removed on SIGTERM")
def test_ap_config_reload_before_enable(dev, apdev, params):
"""hostapd configuration reload before enable"""
hapd = hostapd.add_iface(apdev[0], "bss-1.conf")
with open(os.path.join(params['logdir'], 'hostapd-test.pid'), "r") as f:
pid = int(f.read())
os.kill(pid, signal.SIGHUP)
hapd.ping()
def test_ap_config_sigusr1(dev, apdev, params):
"""hostapd SIGUSR1"""
hapd = hostapd.add_ap(apdev[0], { "ssid": "foobar" })
with open(os.path.join(params['logdir'], 'hostapd-test.pid'), "r") as f:
pid = int(f.read())
os.kill(pid, signal.SIGUSR1)
dev[0].connect("foobar", key_mgmt="NONE", scan_freq="2412")
os.kill(pid, signal.SIGUSR1)
def test_ap_config_invalid_value(dev, apdev, params):
"""Ignoring invalid hostapd configuration parameter updates"""
hapd = hostapd.add_ap(apdev[0], { "ssid": "test" }, no_enable=True)
not_exist = "/tmp/hostapd-test/does-not-exist"
tests = [ ("driver", "foobar"),
("ssid2", "Q"),
("macaddr_acl", "255"),
("accept_mac_file", not_exist),
("deny_mac_file", not_exist),
("eapol_version", "255"),
("eap_user_file", not_exist),
("wep_key_len_broadcast", "-1"),
("wep_key_len_unicast", "-1"),
("wep_rekey_period", "-1"),
("eap_rekey_period", "-1"),
("radius_client_addr", "foo"),
("acs_chan_bias", "-1:0.8"),
("acs_chan_bias", "1"),
("acs_chan_bias", "1:p"),
("acs_chan_bias", "1:-0.8"),
("acs_chan_bias", "1:0.8p"),
("dtim_period", "0"),
("bss_load_update_period", "-1"),
("send_probe_response", "255"),
("beacon_rate", "ht:-1"),
("beacon_rate", "ht:32"),
("beacon_rate", "vht:-1"),
("beacon_rate", "vht:10"),
("beacon_rate", "9"),
("beacon_rate", "10001"),
("vlan_file", not_exist),
("bss", ""),
("bssid", "foo"),
("extra_cred", not_exist),
("anqp_elem", "265"),
("anqp_elem", "265"),
("anqp_elem", "265:1"),
("anqp_elem", "265:1q"),
("fst_priority", ""),
("fils_cache_id", "q"),
("unknown-item", "foo") ]
for field, val in tests:
if "FAIL" not in hapd.request("SET %s %s" % (field, val)):
raise Exception("Invalid %s accepted" % field)
hapd.enable()
dev[0].connect("test", key_mgmt="NONE", scan_freq="2412")
def test_ap_config_eap_user_file_parsing(dev, apdev, params):
"""hostapd eap_user_file parsing"""
tmp = os.path.join(params['logdir'], 'ap_vlan_file_parsing.tmp')
hapd = hostapd.add_ap(apdev[0], { "ssid": "foobar" })
for i in range(2):
if "OK" not in hapd.request("SET eap_user_file auth_serv/eap_user.conf"):
raise Exception("eap_user_file rejected")
tests = [ "#\n\n*\tTLS\nradius_accept_attr=:",
"foo\n",
"\"foo\n",
"\"foo\"\n",
"\"foo\" FOOBAR\n",
"\"foo\" " + 10*"TLS," + "TLS \"\n",
"\"foo\" TLS \nfoo\n",
"\"foo\" PEAP hash:foo\n",
"\"foo\" PEAP hash:8846f7eaee8fb117ad06bdd830b7586q\n",
"\"foo\" PEAP 01020\n",
"\"foo\" PEAP 010q\n",
"\"foo\" TLS\nradius_accept_attr=123:x:012\n",
"\"foo\" TLS\nradius_accept_attr=123:x:012q\n",
"\"foo\" TLS\nradius_accept_attr=123:Q:01\n",
"\"foo\" TLS\nradius_accept_attr=123\nfoo\n" ]
for t in tests:
with open(tmp, "w") as f:
f.write(t)
if "FAIL" not in hapd.request("SET eap_user_file " + tmp):
raise Exception("Invalid eap_user_file accepted")
tests = [ ("\"foo\" TLS\n", 2, "hostapd_config_read_eap_user"),
("\"foo\" PEAP \"foo\"\n", 3, "hostapd_config_read_eap_user"),
("\"foo\" PEAP hash:8846f7eaee8fb117ad06bdd830b75861\n", 3,
"hostapd_config_read_eap_user"),
("\"foo\" PEAP 0102\n", 3, "hostapd_config_read_eap_user"),
("\"foo\" TLS\nradius_accept_attr=123\n", 1,
"=hostapd_parse_radius_attr"),
("\"foo\" TLS\nradius_accept_attr=123\n", 1,
"wpabuf_alloc;hostapd_parse_radius_attr"),
("\"foo\" TLS\nradius_accept_attr=123:s:foo\n", 2,
"hostapd_parse_radius_attr"),
("\"foo\" TLS\nradius_accept_attr=123:x:0102\n", 2,
"hostapd_parse_radius_attr"),
("\"foo\" TLS\nradius_accept_attr=123:d:1\n", 2,
"hostapd_parse_radius_attr"),
("* TLS\n", 1, "hostapd_config_read_eap_user") ]
for t, count, func in tests:
with alloc_fail(hapd, count, func):
with open(tmp, "w") as f:
f.write(t)
if "FAIL" not in hapd.request("SET eap_user_file " + tmp):
raise Exception("eap_user_file accepted during OOM")
def test_ap_config_set_oom(dev, apdev):
"""hostapd configuration parsing OOM"""
hapd = hostapd.add_ap(apdev[0], { "ssid": "foobar" })
tests = [ (1, "hostapd_parse_das_client",
"SET radius_das_client 192.168.1.123 pw"),
(1, "hostapd_config_read_wep", "SET wep_key0 \"hello\""),
(1, "hostapd_config_read_wep", "SET wep_key0 0102030405"),
(1, "hostapd_parse_chanlist", "SET chanlist 1 6 11-13"),
(1, "hostapd_config_bss", "SET bss foo"),
(2, "hostapd_config_bss", "SET bss foo"),
(3, "hostapd_config_bss", "SET bss foo"),
(1, "add_r0kh",
"SET r0kh 02:01:02:03:04:05 r0kh-1.example.com 000102030405060708090a0b0c0d0e0f"),
(1, "add_r1kh",
"SET r1kh 02:01:02:03:04:05 02:11:22:33:44:55 000102030405060708090a0b0c0d0e0f"),
(1, "parse_roaming_consortium", "SET roaming_consortium 021122"),
(1, "parse_lang_string", "SET venue_name eng:Example venue"),
(1, "parse_3gpp_cell_net",
"SET anqp_3gpp_cell_net 244,91;310,026;234,56"),
(1, "parse_nai_realm", "SET nai_realm 0,example.com;example.net"),
(2, "parse_nai_realm", "SET nai_realm 0,example.com;example.net"),
(1, "parse_anqp_elem", "SET anqp_elem 265:0000"),
(2, "parse_anqp_elem", "SET anqp_elem 266:000000"),
(1, "hs20_parse_conn_capab", "SET hs20_conn_capab 1:0:2"),
(1, "hs20_parse_wan_metrics",
"SET hs20_wan_metrics 01:8000:1000:80:240:3000"),
(1, "hs20_parse_icon",
"SET hs20_icon 32:32:eng:image/png:icon32:/tmp/icon32.png"),
(1, "hs20_parse_osu_server_uri",
"SET osu_server_uri https://example.com/osu/"),
(1, "hostapd_config_parse_acs_chan_bias",
"SET acs_chan_bias 1:0.8 6:0.8 11:0.8"),
(2, "hostapd_config_parse_acs_chan_bias",
"SET acs_chan_bias 1:0.8 6:0.8 11:0.8"),
(1, "parse_wpabuf_hex", "SET vendor_elements 01020304"),
(1, "parse_fils_realm", "SET fils_realm example.com"),
(1, "hostapd_config_fill",
"SET pac_opaque_encr_key 000102030405060708090a0b0c0d0e0f"),
(1, "hostapd_config_fill", "SET eap_message hello"),
(1, "hostapd_config_fill",
"SET wpa_psk 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"),
(1, "hostapd_config_fill", "SET time_zone EST5"),
(1, "hostapd_config_fill",
"SET network_auth_type 02http://www.example.com/redirect/"),
(1, "hostapd_config_fill", "SET domain_name example.com"),
(1, "hostapd_config_fill", "SET hs20_operating_class 5173"),
(1, "hostapd_config_fill", "SET own_ie_override 11223344"),
(1, "hostapd_parse_intlist", "SET sae_groups 19 25"),
(1, "hostapd_parse_intlist", "SET basic_rates 10 20 55 110"),
(1, "hostapd_parse_intlist", "SET supported_rates 10 20 55 110") ]
for count, func, cmd in tests:
with alloc_fail(hapd, count, func):
if "FAIL" not in hapd.request(cmd):
raise Exception("Command accepted during OOM: " + cmd)
hapd.set("hs20_icon", "32:32:eng:image/png:icon32:/tmp/icon32.png")
hapd.set("hs20_conn_capab", "1:0:2")
hapd.set("nai_realm", "0,example.com;example.net")
hapd.set("venue_name", "eng:Example venue")
hapd.set("roaming_consortium", "021122")
hapd.set("osu_server_uri", "https://example.com/osu/")
hapd.set("vendor_elements", "01020304")
hapd.set("vendor_elements", "01020304")
hapd.set("vendor_elements", "")
hapd.set("lci", "11223344")
hapd.set("civic", "11223344")
hapd.set("lci", "")
hapd.set("civic", "")
tests = [ (1, "hs20_parse_icon",
"SET hs20_icon 32:32:eng:image/png:icon32:/tmp/icon32.png"),
(1, "parse_roaming_consortium", "SET roaming_consortium 021122"),
(2, "parse_nai_realm", "SET nai_realm 0,example.com;example.net"),
(1, "parse_lang_string", "SET venue_name eng:Example venue"),
(1, "hs20_parse_osu_server_uri",
"SET osu_server_uri https://example.com/osu/"),
(1, "hs20_parse_osu_nai", "SET osu_nai anonymous@example.com"),
(1, "hostapd_parse_intlist", "SET osu_method_list 1 0"),
(1, "hs20_parse_osu_icon", "SET osu_icon icon32"),
(2, "hs20_parse_osu_icon", "SET osu_icon icon32"),
(2, "hs20_parse_osu_icon", "SET osu_icon icon32"),
(1, "hs20_parse_conn_capab", "SET hs20_conn_capab 1:0:2") ]
for count, func, cmd in tests:
with alloc_fail(hapd, count, func):
if "FAIL" not in hapd.request(cmd):
raise Exception("Command accepted during OOM (2): " + cmd)
tests = [ (1, "parse_fils_realm", "SET fils_realm example.com") ]
for count, func, cmd in tests:
with fail_test(hapd, count, func):
if "FAIL" not in hapd.request(cmd):
raise Exception("Command accepted during FAIL_TEST: " + cmd)
def test_ap_config_set_errors(dev, apdev):
"""hostapd configuration parsing errors"""
hapd = hostapd.add_ap(apdev[0], { "ssid": "foobar" })
hapd.set("wep_key0", '"hello"')
hapd.set("wep_key1", '"hello"')
hapd.set("wep_key0", '')
hapd.set("wep_key0", '"hello"')
if "FAIL" not in hapd.request("SET wep_key1 \"hello\""):
raise Exception("SET wep_key1 allowed to override existing key")
hapd.set("wep_key1", '')
hapd.set("wep_key1", '"hello"')
hapd.set("auth_server_addr", "127.0.0.1")
hapd.set("acct_server_addr", "127.0.0.1")
tests = [ "SET eap_reauth_period -1",
"SET fst_llt ",
"SET auth_server_addr_replace foo",
"SET acct_server_addr_replace foo" ]
for t in tests:
if "FAIL" not in hapd.request(t):
raise Exception("Invalid command accepted: " + t)
# Deprecated entries
hapd.set("tx_queue_after_beacon_aifs", '2')
hapd.set("tx_queue_beacon_aifs", '2')
hapd.set("tx_queue_data9_aifs", '2')
hapd.set("debug", '1')
hapd.set("dump_file", '/tmp/hostapd-test-dump')
hapd.set("eap_authenticator", '0')
hapd.set("radio_measurements", '0')
hapd.set("radio_measurements", '1')
# Various extra coverage (not really errors)
hapd.set("logger_syslog_level", '1')
hapd.set("logger_syslog", '0')
for i in range(50000):
if "OK" not in hapd.request("SET hs20_conn_capab 17:5060:0"):
logger.info("hs20_conn_capab limit at %d" % i)
break
if i < 1000 or i >= 49999:
raise Exception("hs20_conn_capab limit not seen")
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