334 lines
14 KiB
Python
Executable file
334 lines
14 KiB
Python
Executable file
from PKI import PKIDict, PKIItem
|
|
import Parameter
|
|
|
|
|
|
def multiply_2_lists(list1, list2):
|
|
def make_list(li):
|
|
if not isinstance(li, list):
|
|
li = [li]
|
|
return li
|
|
list1 = make_list(list1)
|
|
list2 = make_list(list2)
|
|
ret = []
|
|
for a in list1:
|
|
for b in list2:
|
|
ret.append(make_list(a) + make_list(b))
|
|
return ret
|
|
|
|
|
|
def list_multiply(list1, *args):
|
|
ret = list1
|
|
for arg in args:
|
|
ret = multiply_2_lists(ret, arg)
|
|
return ret
|
|
|
|
|
|
def list_and(list1, list2):
|
|
ret = []
|
|
for item in list1:
|
|
if item in list2:
|
|
ret.append(item)
|
|
return ret
|
|
|
|
|
|
class ComputeResult(object):
|
|
NEGOTIATION_CONFIG = ["client_version", "client_cipher_suite", "client_fragment_size",
|
|
"server_version", "server_cipher_suite", "server_fragment_size"]
|
|
CERT_KEY_CONFIG = ["verify_server", "verify_client",
|
|
"client_trust_anchor", "client_certificate", "client_key",
|
|
"server_trust_anchor", "server_certificate", "server_key"]
|
|
|
|
TYPE_CONTEXT = "context"
|
|
TYPE_NEGOTIATION = "negotiation"
|
|
TYPE_CERT_KEY = "cert_key"
|
|
TYPE_SEND_PARAM = "send_param"
|
|
|
|
# results
|
|
SUCCEED = 0
|
|
CREATE_CONTEXT_FAIL = 1
|
|
HANDSHAKE_FAIL = 2
|
|
CERT_KEY_FAIL = 3
|
|
|
|
def __init__(self, client_capability, server_capability):
|
|
self.client_capability = client_capability
|
|
self.server_capability = server_capability
|
|
pass
|
|
|
|
@staticmethod
|
|
def __check_cert(cert, capability, check_encoding=True):
|
|
ret = True
|
|
if cert.name is not None:
|
|
if check_encoding is True:
|
|
if cert.digest not in capability.get("certificate_digest") \
|
|
or cert.key_algorithm not in capability.get("key_algorithm") \
|
|
or cert.file_encoding not in capability.get("certificate_encoding"):
|
|
ret = False
|
|
else:
|
|
if cert.digest not in capability.get("certificate_digest") \
|
|
or cert.key_algorithm not in capability.get("key_algorithm"):
|
|
ret = False
|
|
return ret
|
|
|
|
@staticmethod
|
|
def __check_key(key, capability, check_encoding=True):
|
|
ret = True
|
|
if key.name is not None:
|
|
if check_encoding is True:
|
|
if key.algorithm not in capability.get("key_algorithm") \
|
|
or key.file_encoding not in capability.get("key_encoding") \
|
|
or key.file_encryption not in capability.get("pem_encryption"):
|
|
ret = False
|
|
else:
|
|
if key.algorithm not in capability.get("key_algorithm") \
|
|
or key.file_encryption not in capability.get("pem_encryption"):
|
|
ret = False
|
|
return ret
|
|
|
|
# compute result functions
|
|
def check_context(self, config):
|
|
result = self.SUCCEED
|
|
check_list = [(self.__check_cert, PKIItem.Certificate(config["client_trust_anchor"]),
|
|
self.client_capability),
|
|
(self.__check_cert, PKIItem.Certificate(config["client_certificate"]),
|
|
self.client_capability),
|
|
(self.__check_key, PKIItem.PrivateKey(config["client_key"]),
|
|
self.client_capability),
|
|
(self.__check_cert, PKIItem.Certificate(config["server_trust_anchor"]),
|
|
self.server_capability),
|
|
(self.__check_cert, PKIItem.Certificate(config["server_certificate"]),
|
|
self.server_capability),
|
|
(self.__check_key, PKIItem.PrivateKey(config["server_key"]),
|
|
self.server_capability)]
|
|
for _check in check_list:
|
|
if _check[0](_check[1], _check[2]) is False:
|
|
result = self.CREATE_CONTEXT_FAIL
|
|
break
|
|
return result
|
|
|
|
def check_negotiation_param(self, config):
|
|
result = self.SUCCEED
|
|
# first check version
|
|
while True:
|
|
if Parameter.VERSION[config["client_version"]]\
|
|
& Parameter.VERSION[config["server_version"]] == 0:
|
|
result = self.HANDSHAKE_FAIL
|
|
break
|
|
# check cipher suite
|
|
supported_cipher_suite = list_and(self.client_capability.get("cipher_suite"),
|
|
self.server_capability.get("cipher_suite"))
|
|
if config["client_cipher_suite"] not in supported_cipher_suite\
|
|
or config["server_cipher_suite"] not in supported_cipher_suite\
|
|
or config["client_cipher_suite"] != config["server_cipher_suite"]:
|
|
result = self.HANDSHAKE_FAIL
|
|
break
|
|
break
|
|
return result
|
|
|
|
# check cert key, if it can be supported by both client and server, if it matches
|
|
def __check_cert_key_content(self, cert, key):
|
|
if self.__check_cert(cert, self.client_capability, check_encoding=False) is True\
|
|
and self.__check_cert(cert, self.server_capability, check_encoding=False) is True \
|
|
and self.__check_key(key, self.client_capability, check_encoding=False) is True \
|
|
and self.__check_key(key, self.server_capability, check_encoding=False) is True \
|
|
and key.name.find(cert.private_key) != -1:
|
|
result = True
|
|
else:
|
|
result = False
|
|
return result
|
|
|
|
def __verify_ca(self, ca, cert, capability):
|
|
result = True
|
|
while True:
|
|
# if ca supported
|
|
if self.__check_cert(ca, capability) is False:
|
|
result = False
|
|
break
|
|
# check if ca in cert chain
|
|
try:
|
|
index = cert.cert_chain.index(ca.name)
|
|
except StandardError:
|
|
result = False
|
|
break
|
|
|
|
# for pem cert, it contains cert chain to issuer, any cert in chain works
|
|
# der cert do not contain cert chain
|
|
# only der root cert verify L1 cert and root cert works
|
|
if cert.file_encoding == "DER":
|
|
if len(cert.cert_chain) > 2 and index != len(cert.cert_chain) - 1:
|
|
result = False
|
|
break
|
|
# check if all certs in before trust anchor supported
|
|
for cert_name in cert.cert_chain[1:index]:
|
|
_cert = PKIItem.Certificate(cert_name + ".pem")
|
|
if self.__check_cert(_cert, capability) is False:
|
|
result = False
|
|
break
|
|
break
|
|
return result
|
|
|
|
def __check_verify_client(self, client_cert, client_key, server_ca):
|
|
result = self.__check_cert_key_content(client_cert, client_key)
|
|
if result is True:
|
|
result = self.__verify_ca(server_ca, client_cert, self.server_capability)
|
|
return result
|
|
|
|
def __check_verify_server(self, client_ca, server_cert):
|
|
return self.__verify_ca(client_ca, server_cert, self.client_capability)
|
|
|
|
def check_cert_key(self, config):
|
|
result = self.SUCCEED
|
|
while True: # break if when anything failed
|
|
if (config["verify_server"] is True and self.client_capability.get("verify_server") is False) \
|
|
or (config["verify_client"] is True and
|
|
(self.server_capability.get("verify_client") is False or
|
|
self.client_capability.get("verify_client") is False)):
|
|
result = self.CERT_KEY_FAIL
|
|
break
|
|
|
|
server_cert = PKIItem.Certificate(config["server_certificate"])
|
|
server_key = PKIItem.PrivateKey(config["server_key"])
|
|
server_ca = PKIItem.Certificate(config["server_trust_anchor"])
|
|
client_cert = PKIItem.Certificate(config["client_certificate"])
|
|
client_key = PKIItem.PrivateKey(config["client_key"])
|
|
client_ca = PKIItem.Certificate(config["client_trust_anchor"])
|
|
# always check server cert key
|
|
if self.__check_cert_key_content(server_cert, server_key) is False:
|
|
result = self.CERT_KEY_FAIL
|
|
break
|
|
# if require to verify server
|
|
if config["verify_server"] is True:
|
|
if self.__check_verify_server(client_ca, server_cert) is False:
|
|
result = self.CERT_KEY_FAIL
|
|
break
|
|
# if require to verify client
|
|
if config["verify_client"] is True:
|
|
if self.__check_verify_client(client_cert, client_key, server_ca) is False:
|
|
result = self.CERT_KEY_FAIL
|
|
break
|
|
break
|
|
return result
|
|
|
|
CHECK_FUNC = {
|
|
TYPE_CONTEXT: check_context,
|
|
TYPE_NEGOTIATION: check_negotiation_param,
|
|
TYPE_CERT_KEY: check_cert_key,
|
|
}
|
|
CONFIG_KEY = {
|
|
TYPE_CONTEXT: CERT_KEY_CONFIG,
|
|
TYPE_NEGOTIATION: NEGOTIATION_CONFIG,
|
|
TYPE_CERT_KEY: CERT_KEY_CONFIG,
|
|
}
|
|
|
|
def compute_result(self, typ, config_list):
|
|
succeed_list = []
|
|
fail_list = []
|
|
for config in config_list:
|
|
if self.CHECK_FUNC[typ](self, dict(zip(self.CONFIG_KEY[typ], config))) != self.SUCCEED:
|
|
fail_list.append(config)
|
|
else:
|
|
succeed_list.append(config)
|
|
return succeed_list, fail_list
|
|
pass
|
|
|
|
|
|
class GenerateTestConfig(ComputeResult):
|
|
TEST_CONFIG = ComputeResult.NEGOTIATION_CONFIG + \
|
|
ComputeResult.CERT_KEY_CONFIG
|
|
|
|
def __init__(self, client_capability, server_capability):
|
|
ComputeResult.__init__(self, client_capability, server_capability)
|
|
self.key_dict = PKIDict.PKIDict.KEY_DICT
|
|
self.cert_dict = PKIDict.PKIDict.CERT_DICT
|
|
pass
|
|
|
|
def generate_negotiation_config(self):
|
|
_config = list_multiply(self.client_capability.get("version"),
|
|
self.client_capability.get("cipher_suite"),
|
|
self.client_capability.get("fragment_size"),
|
|
self.server_capability.get("version"),
|
|
self.server_capability.get("cipher_suite"),
|
|
self.server_capability.get("fragment_size"))
|
|
return self.compute_result(self.TYPE_NEGOTIATION, _config)
|
|
|
|
def __choose_cert_key(self, verify_server, verify_client,
|
|
client_ca_opt, client_cert_key_opt,
|
|
server_ca_opt, server_cert_key_opt):
|
|
pass
|
|
|
|
# CERT_KEY_CONFIG = ["verify_server", "verify_client",
|
|
# "client_trust_anchor", "client_certificate", "client_key",
|
|
# "server_trust_anchor", "server_certificate", "server_key"]
|
|
def generate_cert_key_config(self):
|
|
# first handle not verify certificate case
|
|
_config_list = []
|
|
for cert in PKIDict.PKIDict.CERT_DICT:
|
|
for key in PKIDict.PKIDict.KEY_DICT:
|
|
_config_list.append([False, False, None, None, None, None, cert, key])
|
|
cert_key_succeed, context_fail = self.compute_result(self.TYPE_CONTEXT, _config_list)
|
|
cert_key_succeed, cert_key_fail = self.compute_result(self.TYPE_CERT_KEY, cert_key_succeed)
|
|
key_cert_pair = [[x[6], x[7]] for x in cert_key_succeed]
|
|
# for succeed config, do server cert verify
|
|
_config_list = []
|
|
for _config in cert_key_succeed:
|
|
for cert in PKIDict.PKIDict.CERT_DICT:
|
|
_config_list.append([True, False, cert, None, None,
|
|
None, _config[6], _config[7]])
|
|
_cert_key_succeed, _context_fail = self.compute_result(self.TYPE_CONTEXT, _config_list)
|
|
context_fail += _context_fail
|
|
_cert_key_succeed, _cert_key_fail = self.compute_result(self.TYPE_CERT_KEY, _cert_key_succeed)
|
|
cert_key_fail += _cert_key_fail
|
|
cert_key_succeed += _cert_key_succeed
|
|
# for succeed config, do client verify
|
|
_config_list = []
|
|
for _config in _cert_key_succeed:
|
|
for key_cert in key_cert_pair:
|
|
_config_list.append([True, True, _config[2], key_cert[0], key_cert[1],
|
|
key_cert[0], _config[6], _config[7]])
|
|
_cert_key_succeed, _context_fail = self.compute_result(self.TYPE_CONTEXT, _config_list)
|
|
context_fail += _context_fail
|
|
_cert_key_succeed, _cert_key_fail = self.compute_result(self.TYPE_CERT_KEY, _cert_key_succeed)
|
|
cert_key_fail += _cert_key_fail
|
|
cert_key_succeed += _cert_key_succeed
|
|
# only verify client not verify server
|
|
_config_list = []
|
|
for _config in _cert_key_succeed:
|
|
_config_list.append([False, True, None,
|
|
_config[3], _config[4], _config[5], _config[6], _config[7]])
|
|
_cert_key_succeed, _context_fail = self.compute_result(self.TYPE_CONTEXT, _config_list)
|
|
context_fail += _context_fail
|
|
_cert_key_succeed, _cert_key_fail = self.compute_result(self.TYPE_CERT_KEY, _cert_key_succeed)
|
|
cert_key_fail += _cert_key_fail
|
|
cert_key_succeed += _cert_key_succeed
|
|
return cert_key_succeed, context_fail, cert_key_fail
|
|
|
|
|
|
class ConfigUtility(GenerateTestConfig):
|
|
# test config
|
|
_TEST_CONFIG_DICT_KEY = ("config", "result")
|
|
|
|
def __init__(self, client_capability, server_capability):
|
|
GenerateTestConfig.__init__(self, client_capability, server_capability)
|
|
pass
|
|
|
|
def get_all_test_config(self):
|
|
negotiation_succeed, negotiation_fail = self.generate_negotiation_config()
|
|
cert_key_succeed, context_fail, cert_key_fail = self.generate_cert_key_config()
|
|
succeed_config = list_multiply(negotiation_succeed, cert_key_succeed)
|
|
context_fail_config = list_multiply([negotiation_succeed[0]], context_fail)
|
|
negotiation_fail_config = list_multiply(negotiation_fail, [cert_key_succeed[0]])
|
|
cert_key_fail_config = list_multiply([negotiation_succeed[0]], cert_key_fail)
|
|
return dict(zip(["succeed", "context_fail", "negotiation_fail", "cert_key_fail"],
|
|
[[dict(zip(self.TEST_CONFIG, x)) for x in succeed_config],
|
|
[dict(zip(self.TEST_CONFIG, x)) for x in context_fail_config],
|
|
[dict(zip(self.TEST_CONFIG, x)) for x in negotiation_fail_config],
|
|
[dict(zip(self.TEST_CONFIG, x)) for x in cert_key_fail_config]]))
|
|
pass
|
|
|
|
|
|
def main():
|
|
pass
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|