mirror of
https://github.com/vanhoefm/fragattacks.git
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118 lines
4.3 KiB
Python
118 lines
4.3 KiB
Python
# wpa_supplicant config file
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# Copyright (c) 2014, Jouni Malinen <j@w1.fi>
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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 logging
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logger = logging.getLogger()
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import os
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import subprocess
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from wpasupplicant import WpaSupplicant
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def check_config(config):
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with open(config, "r") as f:
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data = f.read()
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if "update_config=1\n" not in data:
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raise Exception("Missing update_config")
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if "device_name=name\n" not in data:
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raise Exception("Missing device_name")
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if "eapol_version=2\n" not in data:
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raise Exception("Missing eapol_version")
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if "ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=" not in data:
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raise Exception("Missing ctrl_interface")
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if "blob-base64-foo={" not in data:
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raise Exception("Missing blob")
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if "cred={" not in data:
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raise Exception("Missing cred")
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if "network={" not in data:
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raise Exception("Missing network")
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return data
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def test_wpas_config_file(dev):
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"""wpa_supplicant config file parsing/writing"""
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config = "/tmp/test_wpas_config_file.conf"
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if os.path.exists(config):
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subprocess.call(['sudo', 'rm', config])
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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try:
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wpas.interface_add("wlan5", config=config)
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initialized = True
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except:
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initialized = False
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if initialized:
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raise Exception("Missing config file did not result in an error")
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try:
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with open(config, "w") as f:
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f.write("update_config=1 \t\r\n")
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f.write("# foo\n")
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f.write("\n")
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f.write(" \t\reapol_version=2")
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for i in range(0, 100):
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f.write(" ")
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f.write("foo\n")
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f.write("device_name=name#foo\n")
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wpas.interface_add("wlan5", config=config)
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id = wpas.add_network()
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wpas.set_network_quoted(id, "ssid", "foo")
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wpas.set_network_quoted(id, "psk", "12345678")
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wpas.set_network(id, "bssid", "00:11:22:33:44:55")
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wpas.set_network(id, "proto", "RSN")
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wpas.set_network(id, "key_mgmt", "WPA-PSK-SHA256")
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wpas.set_network(id, "pairwise", "CCMP")
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wpas.set_network(id, "group", "CCMP")
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wpas.set_network(id, "auth_alg", "OPEN")
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id = wpas.add_cred()
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wpas.set_cred(id, "priority", "3")
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wpas.set_cred(id, "sp_priority", "6")
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wpas.set_cred(id, "update_identifier", "4")
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wpas.set_cred(id, "ocsp", "1")
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wpas.set_cred(id, "eap", "TTLS")
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wpas.set_cred(id, "req_conn_capab", "6:1234")
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wpas.set_cred_quoted(id, "realm", "example.com")
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wpas.set_cred_quoted(id, "provisioning_sp", "example.com")
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wpas.set_cred_quoted(id, "domain", "example.com")
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wpas.set_cred_quoted(id, "domain_suffix_match", "example.com")
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wpas.set_cred(id, "roaming_consortium", "112233")
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wpas.set_cred(id, "required_roaming_consortium", "112233")
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wpas.set_cred_quoted(id, "roaming_partner",
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"roaming.example.net,1,127,*")
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wpas.set_cred_quoted(id, "ca_cert", "/tmp/ca.pem")
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wpas.set_cred_quoted(id, "username", "user")
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wpas.set_cred_quoted(id, "password", "secret")
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ev = wpas.wait_event(["CRED-MODIFIED 0 password"])
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wpas.request("SET blob foo 12345678")
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if "OK" not in wpas.request("SAVE_CONFIG"):
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raise Exception("Failed to save configuration file")
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if "OK" not in wpas.global_request("SAVE_CONFIG"):
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raise Exception("Failed to save configuration file")
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wpas.interface_remove("wlan5")
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data1 = check_config(config)
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wpas.interface_add("wlan5", config=config)
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if len(wpas.list_networks()) != 1:
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raise Exception("Unexpected number of networks")
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if len(wpas.request("LIST_CREDS").splitlines()) != 2:
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raise Exception("Unexpected number of credentials")
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if "OK" not in wpas.request("SAVE_CONFIG"):
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raise Exception("Failed to save configuration file")
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data2 = check_config(config)
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if data1 != data2:
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logger.debug(data1)
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logger.debug(data2)
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raise Exception("Unexpected configuration change")
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finally:
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subprocess.call(['sudo', 'rm', config])
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