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softfido_tests.py
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# Copyright: Helmut Eller
# SPDX-License-Identifier: GPL-3.0-or-later
#import fido2
## .hid import CtapHidDevice
import fido2
from fido2.hid import CtapHidDevice
from fido2._pyu2f import hidtransport
from fido2 import ctap2
from fido2.cose import ES256
from binascii import a2b_hex
# dev = hid.Open( '/dev/hidraw24')
# hidtransport.UsbHidTransport(dev)
def test_enum_hid (): return list(hidtransport.hid.Enumerate())
#dev = fido2._pyu2f.hidtransport.hid.Open( '/dev/hidraw1')
def test_open ():
devnames = test_enum_hid()
return hidtransport.hid.Open(devnames[0]['path'])
def test_list_devices (): return list(CtapHidDevice.list_devices())
def open_ctaphid_device():
for d in CtapHidDevice.list_devices():
return d
raise Exception("Can't open ctaphid device")
def test_ping(): return open_ctaphid_device().ping()
def open_ctap(): return ctap2.CTAP2(open_ctaphid_device())
def test_get_info(): return open_ctap().get_info()
rp = {'id': 'example.com', 'name': 'Example RP'}
user = {'id': b'user_id',
'displayName': '[email protected]',
'name': "A. User" }
algos=[ES256.ALGORITHM]
key_params = [{'type': 'public-key', 'alg': alg} for alg in algos]
def test_make_credential():
def on_keepalive (status):
print("on_keepalive: ", status)
return open_ctap().make_credential(b'hash', rp, user, key_params,
on_keepalive=on_keepalive)
def test_timeout():
return open_ctap().make_credential(b'hash',
{'id': "timeout.com",
'name': "Please don't confirm"},
user, key_params,
timeout=0.1)
def test_failed_assertion():
client_data_hash = a2b_hex(
"7e9bb3719fd1b56e4f6c66b4b241b7fc3ede9b10629684dc6c1a710c166746e4")
credential_id = a2b_hex(
"4a1749b168565d2d0e1cb2f8c200cbc7e53e9957c75d89ba3db761cc0d7e5181")
return open_ctap().get_assertion("webauthn.io",
client_data_hash,
[{"type": "public-key",
"id": credential_id}],
None,
{"up": False})
from fido2 import server
from fido2 import attestation
from fido2 import client
from fido2.utils import websafe_encode
def make_server():
return server.Fido2Server(server.RelyingParty("foo.com", "foosite"),
attestation_types=attestation.NoneAttestation())
def test_register_and_authenticate():
s = make_server()
user = {"id": b'"user-id"', "name": "username",
"displayName": "displayName"}
(args, state) = s.register_begin(user)
c = client.Fido2Client(open_ctaphid_device(), "https://foo.com")
challenge = websafe_encode(args["publicKey"]["challenge"])
(att, client_data) = c.make_credential(args["publicKey"]["rp"],
user, challenge)
auth_data = s.register_complete(state, client_data, att)
(args, state) = s.authenticate_begin([auth_data.credential_data])
challenge = websafe_encode(args["publicKey"]["challenge"])
([a], client_data) = c.get_assertion(
args["publicKey"]["rpId"],
challenge,
[{"type": "public-key",
"id": auth_data.credential_data.credential_id}],)
return s.authenticate_complete(state,[auth_data.credential_data],
auth_data.credential_data.credential_id,
client_data, a.auth_data, a.signature)
def test_tampered_rp_id():
user = {'id': b'user_id',
'displayName': '[email protected]',
'name': "A. User" }
rp = {'id': "foo.com", 'name': "Tamper rpId"}
dev = open_ctap()
cred = dev.make_credential(b'hash', rp, user, key_params)
challenge = b'Y2hhbGxlbmdl'
tampered_rp_id = rp["id"] + "!"
dev.get_assertion(
tampered_rp_id,
challenge,
[{"type": "public-key",
"id": cred.auth_data.credential_data.credential_id}],)
def open_ctap1 (): return fido2.ctap1.CTAP1(open_ctaphid_device())
#
import unittest
import threading
class Tests(unittest.TestCase):
def test_enum_hid(self):
self.assertTrue(len(test_enum_hid()) > 0)
def test_list_devices(self):
self.assertTrue(len(test_list_devices()) > 0)
def test_ping(self):
self.assertEqual(test_ping(), b'Hello FIDO')
def test_info(self):
self.assertIsInstance(test_get_info(), ctap2.Info)
def test_info_versions(self):
self.assertEqual(test_get_info().versions, ['FIDO_2_0', 'U2F_V2'])
def test_make_credential(self):
self.assertIsInstance(test_make_credential(), ctap2.AttestationObject)
def test_timeout(self):
try:
test_timeout()
except Exception as e:
self.assertIsInstance(e, fido2.ctap.CtapError)
self.assertEqual(e.code,
fido2.ctap.CtapError.ERR.INVALID_COMMAND)
def test_failed_assertion (self):
try:
test_failed_assertion()
except Exception as e:
self.assertIsInstance(e, fido2.ctap.CtapError)
self.assertEqual(e.code,
fido2.ctap.CtapError.ERR.INVALID_CREDENTIAL)
else:
self.assertTrue(False)
def test_register_and_authenticate(self):
self.assertIsInstance(test_register_and_authenticate(),
fido2.ctap2.AttestedCredentialData)
def test_tampered_rp_id(self):
try:
test_tampered_rp_id()
except Exception as e:
self.assertIsInstance(e, fido2.ctap.CtapError)
self.assertEqual(e.code,
fido2.ctap.CtapError.ERR.INVALID_CREDENTIAL)
else:
self.assertTrue(False)
def test_open_ctap1(self):
self.assertIsInstance(open_ctap1(), fido2.ctap1.CTAP1)
def test_u2f_version(self):
self.assertEqual(open_ctap1().get_version(), 'U2F_V2')
def test_u2f_register(self):
sha256 = fido2.utils.sha256
clientdata = sha256(b'AAA')
appid = sha256(b'BBB')
regdata = open_ctap1().register(clientdata, appid)
self.assertIsInstance(regdata, fido2.ctap1.RegistrationData)
regdata.verify(appid, clientdata)
def test_u2f_authenticate(self):
sha256 = fido2.utils.sha256
clientdata = sha256(b'AAA')
appid = sha256(b'BBB')
ctap1 = open_ctap1()
regdata = ctap1.register(clientdata, appid)
self.assertIsInstance(regdata, fido2.ctap1.RegistrationData)
regdata.verify(appid, clientdata)
auth = ctap1.authenticate(clientdata, appid, regdata.key_handle)
self.assertIsInstance(auth, fido2.ctap1.SignatureData)
auth.verify(appid, clientdata, regdata.public_key)
def test_u2f_counter(self):
sha256 = fido2.utils.sha256
clientdata = sha256(b'AAA')
appid = sha256(b'BBB')
ctap1 = open_ctap1()
regdata = ctap1.register(clientdata, appid)
self.assertIsInstance(regdata, fido2.ctap1.RegistrationData)
regdata.verify(appid, clientdata)
auth1 = ctap1.authenticate(clientdata, appid, regdata.key_handle)
self.assertIsInstance(auth1, fido2.ctap1.SignatureData)
auth1.verify(appid, clientdata, regdata.public_key)
auth2 = ctap1.authenticate(clientdata, appid, regdata.key_handle)
self.assertIsInstance(auth1, fido2.ctap1.SignatureData)
auth2.verify(appid, clientdata, regdata.public_key)
self.assertTrue(auth1.counter < auth2.counter)
def test_counter(self):
dev = open_ctaphid_device()
client = fido2.client.Fido2Client(dev, "https://example.com")
rp = {'id': 'example.com', 'name': 'Example RP'}
user = {'id': b'user_id', 'name': 'A. User'}
pin = None
challenge1 = 'Y2hhbGxlbmdl'
attestation_object, client_data = client.make_credential(
rp, user, challenge1, pin=pin)
verifier = fido2.attestation.Attestation.for_type(
attestation_object.fmt)
verifier().verify(attestation_object.att_statement,
attestation_object.auth_data,
client_data.hash)
credential = attestation_object.auth_data.credential_data
challenge2 = 'Q0hBTExFTkdF' # Use a new challenge for each call.
allow_list = [{
'type': 'public-key',
'id': credential.credential_id
}]
assertions1, client_data1 = client.get_assertion(
rp['id'], challenge2, allow_list, pin=pin)
assertion1 = assertions1[0]
assertion1.verify(client_data1.hash, credential.public_key)
challenge3 = 'yooT1AiB' # Use a new challenge for each call.
assertions2, client_data2 = client.get_assertion(
rp['id'], challenge3, allow_list, pin=pin)
assertion2 = assertions2[0]
assertion2.verify(client_data2.hash, credential.public_key)
self.assertTrue(assertion1.auth_data.counter
< assertion2.auth_data.counter)
def test_multichannel(self):
dev1 = open_ctaphid_device()
dev2 = open_ctaphid_device()
client2 = fido2.client.Fido2Client(dev2, "https://example2.com")
client1 = fido2.client.Fido2Client(dev1, "https://example1.com")
rp1 = {'id': 'example1.com', 'name': 'Example RP'}
rp2 = {'id': 'example2.com', 'name': 'Example RP'}
user = {'id': b'user_id', 'name': 'A. User'}
pin = None
challenge1 = 'Y2hhbGxlbmdl'
results = [None, None]
barrier = threading.Barrier(3, timeout=10)
def make_credential(index, client, rp):
try:
results[index] = client.make_credential(
rp, user, challenge1, pin=pin)
except Exception as e:
results[index] = e
barrier.wait()
threading.Thread(target=make_credential,args=(0,client1,rp1)).start()
threading.Thread(target=make_credential,args=(1,client2,rp2)).start()
barrier.wait()
for r in results:
if isinstance(r, fido2.ctap.CtapError):
self.assertEqual(r.code,
fido2.ctap.CtapError.ERR.CHANNEL_BUSY)
if isinstance(r, tuple):
(attestation_object, client_data) = r
verifier = fido2.attestation.Attestation.for_type(
attestation_object.fmt)
verifier().verify(attestation_object.att_statement,
attestation_object.auth_data,
client_data.hash)
def test_timeout_get_assertion (self):
dev = open_ctaphid_device()
client = fido2.client.Fido2Client(dev, "https://example.com")
rp = {'id': 'example.com', 'name': 'Example RP'}
user = {'id': b'user_id', 'name': 'A. User'}
pin = None
challenge1 = 'Y2hhbGxlbmdl'
attestation_object, client_data = client.make_credential(
rp, user, challenge1, pin=pin)
verifier = fido2.attestation.Attestation.for_type(
attestation_object.fmt)
verifier().verify(attestation_object.att_statement,
attestation_object.auth_data,
client_data.hash)
credential = attestation_object.auth_data.credential_data
challenge2 = 'Q0hBTExFTkdF' # Use a new challenge for each call.
allow_list = [{
'type': 'public-key',
'id': credential.credential_id
}]
try:
assertions1, client_data1 = client.get_assertion(
rp['id'], challenge2, allow_list, pin=pin, timeout=0.1)
except Exception as e:
self.assertEqual(e.__context__.code,
fido2.ctap.CtapError.ERR.INVALID_COMMAND)
if __name__ == '__main__':
unittest.main()