def test_json(self):
''' nose2 jose.tests.test_jws.TestJwsMessage.test_json '''
plaintext = "This is a message to be signed by me"
jku="https://me.com/jwkset"
signer = TestEntity(
identifier="https://me.com",
jku=jku,
)
msg = Message(payload=plaintext, sender=signer)
for alg in SigDict.values():
alg = SigEnum.create(alg)
msg.add_signature(
sender=signer,
protected=Jws(alg=alg, kid=None, jku=jku),
header=Jws(typ="text"),
)
json_msg = msg.serialize_json(indent=2)
with open("/tmp/test_json.json", "w") as out:
out.write(json_msg)
msg2 = Message.from_token(json_msg, sender=signer)
self.assertTrue(msg2.verify())
def test_compact(self):
''' nose2 jose.tests.test_jws.TestJwsMessage.test_compact'''
jku="https://me.com/jwkset"
signer = TestEntity(
identifier="https://me.com",
jku=jku,
)
for alg in SigDict.values():
alg = SigEnum.create(alg)
plaintext = "This is a message to be signed by %s" % alg.value
msg = Message(
payload=_BE(plaintext), sender=signer)
msg.add_signature(
sender=signer,
protected=Jws(alg=alg, kid=None, jku=jku),
header=Jws(typ="text"),
)
token = msg.serialize_compact()
msg2 = Message.from_token(token, sender=signer)
print "TOKEN=", token
self.assertTrue(msg2.verify())
def test_compact(self):
''' nose2 jose.tests.test_jws.TestJws.test_compact'''
#: http://tools.ietf.org/html/
#: draft-ietf-jose-json-web-signature-21#section-3.1
data = ".".join([
'eyJ0eXAiOiJKV1QiLA0KICJhbGciOiJIUzI1NiJ9',
'eyJpc3MiOiJqb2UiLA0KICJleHAiOjEzMDA4MTkzODAs' +
'DQogImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ',
'dBjftJeZ4CVP-mB92K27uhbUJU1p1r_wW1gFWFOEjXk',
])
msg = Message.from_token(data, sender=None, receiver=None)
self.assertIsNotNone(msg)
self.assertIsNotNone(msg.signatures)
self.assertEqual(len(msg.signatures), 1)
self.assertTrue(isinstance(msg.signatures[0], Signature))
jws0 = msg.signatures[0].all_header()
self.assertIsNotNone(jws0)
self.assertEqual(jws0.typ, 'JWT')
self.assertEqual(jws0.alg, SigEnum.HS256)
print msg.to_json()
def parse(cls, token, sender, recipient):
from jose.jwe import Message as JweMessage, NotJweException
from jose.jws import Message as JwsMessage
parts = token.split('.')
if len(parts) < 2:
# TODO: Define exception
raise Exception("not JWT")
try:
obj = JweMessage.parse_token(token, sender, recipient)
except NotJweException:
obj = JwsMessage.parse_token(token, sender, recipient)
if not obj:
return None
verified = obj.verify()
header = obj.header()
if header.cty == 'JWT':
return cls.parse(obj.text(), sender, recipient)
return obj and cls.from_json(obj.text(), verified=verified) or None
def test_rs256(self):
''' nose2 jose.tests.test_jws.TestJws.test_rs256'''
''' JWS A.2
'''
octes = [123, 34, 97, 108, 103, 34, 58,
34, 82, 83, 50, 53, 54, 34, 125]
jws_str = ''.join(chr(i) for i in octes)
self.assertEqual(jws_str, '{"alg":"RS256"}')
jws_new = Jws.from_json(jws_str)
self.assertEqual(jws_new.alg, SigEnum.RS256)
b64_header = base64.base64url_encode(jws_str)
self.assertEqual(b64_header, 'eyJhbGciOiJSUzI1NiJ9')
b64_payload = ''.join([
'eyJpc3MiOiJqb2UiLA0KICJleHAiOj',
'EzMDA4MTkzODAsDQogImh0dHA6Ly9leGFt',
'cGxlLmNvbS9pc19yb290Ijp0cnVlfQ'])
payload = base64.base64url_decode(b64_payload)
jwt_new = Jwt.from_json(payload)
self.assertEqual(jwt_new.iss, "joe")
self.assertEqual(jwt_new.exp, 1300819380)
self.assertEqual(jwt_new['http://example.com/is_root'], True)
s_input = [
101, 121, 74, 104, 98, 71, 99,
105, 79, 105, 74, 83, 85, 122, 73,
49, 78, 105, 74, 57, 46, 101, 121,
74, 112, 99, 51, 77, 105, 79, 105,
74, 113, 98, 50, 85, 105, 76, 65,
48, 75, 73, 67, 74, 108, 101, 72,
65, 105, 79, 106, 69, 122, 77, 68,
65, 52, 77, 84, 107, 122, 79, 68,
65, 115, 68, 81, 111, 103, 73, 109,
104, 48, 100, 72, 65, 54, 76,
121, 57, 108, 101, 71, 70, 116, 99,
71, 120, 108, 76, 109, 78, 118,
98, 83, 57, 112, 99, 49, 57, 121, 98,
50, 57, 48, 73, 106, 112, 48,
99, 110, 86, 108, 102, 81]
s_input_str = "".join(chr(i) for i in s_input)
self.assertEqual(
s_input_str, ".".join([b64_header, b64_payload]))
pri_json_dict = {
"kty": "RSA",
"n": "".join([
"ofgWCuLjybRlzo0tZWJjNiuSfb4p4fAkd_wWJcyQoTbji9k0l8W26mPddx",
"HmfHQp-Vaw-4qPCJrcS2mJPMEzP1Pt0Bm4d4QlL-yRT-SFd2lZS-pCgNMs",
"D1W_YpRPEwOWvG6b32690r2jZ47soMZo9wGzjb_7OMg0LOL-bSf63kpaSH",
"SXndS5z5rexMdbBYUsLA9e-KXBdQOS-UTo7WTBEMa2R2CapHg665xsmtdV",
"MTBQY4uDZlxvb3qCo5ZwKh9kG4LT6_I5IhlJH7aGhyxXFvUK-DWNmoudF8",
"NAco9_h9iaGNj8q2ethFkMLs91kzk2PAcDTW9gb54h4FRWyuXpoQ"]),
"e": "AQAB",
"d": "".join([
"Eq5xpGnNCivDflJsRQBXHx1hdR1k6Ulwe2JZD50LpXyWPEAeP88vLNO97I",
"jlA7_GQ5sLKMgvfTeXZx9SE-7YwVol2NXOoAJe46sui395IW_GO-pWJ1O0",
"BkTGoVEn2bKVRUCgu-GjBVaYLU6f3l9kJfFNS3E0QbVdxzubSu3Mkqzjkn",
"439X0M_V51gfpRLI9JYanrC4D4qAdGcopV_0ZHHzQlBjudU2QvXt4ehNYT",
"CBr6XCLQUShb1juUO1ZdiYoFaFQT5Tw8bGUl_x_jTj3ccPDVZFD9pIuhLh",
"BOneufuBiB4cS98l2SR_RQyGWSeWjnczT0QU91p1DhOVRuOopznQ"]),
}
jwk = Jwk(**pri_json_dict)
self.assertTrue(jwk.key.is_private)
signer = jws_new.alg.signer
from jose.jwa.rsa import RS256
self.assertEqual(signer, RS256)
sig_calc = signer.sign(jwk, s_input_str)
sig = [
112, 46, 33, 137, 67, 232, 143,
209, 30, 181, 216, 45, 191, 120, 69,
243, 65, 6, 174, 27, 129, 255, 247,
115, 17, 22, 173, 209, 113, 125,
131, 101, 109, 66, 10, 253, 60,
150, 238, 221, 115, 162, 102, 62, 81,
102, 104, 123, 0, 11, 135, 34, 110, 1, 135, 237, 16, 115, 249, 69,
229, 130, 173, 252, 239, 22, 216, 90, 121, 142, 232, 198, 109, 219,
61, 184, 151, 91, 23, 208, 148, 2, 190, 237, 213, 217, 217, 112, 7,
16, 141, 178, 129, 96, 213, 248, 4, 12, 167, 68, 87, 98, 184, 31,
190, 127, 249, 217, 46, 10, 231,
111, 36, 242, 91, 51, 187, 230, 244,
74, 230, 30, 177, 4, 10, 203, 32, 4, 77, 62, 249, 18, 142, 212, 1,
48, 121, 91, 212, 189, 59, 65, 238,
202, 208, 102, 171, 101, 25, 129,
253, 228, 141, 247, 127, 55, 45, 195, 139, 159, 175, 221, 59, 239,
177, 139, 93, 163, 204, 60, 46, 176, 47, 158, 58, 65, 214, 18, 202,
173, 21, 145, 18, 115, 160, 95, 35,
185, 232, 56, 250, 175, 132, 157,
105, 132, 41, 239, 90, 30, 136, 121, 130, 54, 195, 212, 14, 96, 69,
34, 165, 68, 200, 242, 122, 122, 45,
184, 6, 99, 209, 108, 247, 202,
234, 86, 222, 64, 92, 178, 33, 90, 69, 178, 194, 85, 102, 181, 90,
193, 167, 72, 160, 112, 223, 200,
163, 42, 70, 149, 67, 208, 25, 238, 251, 71]
self.assertEqual(sig, [ord(i) for i in sig_calc])
b64_sig = "".join([
'cC4hiUPoj9Eetdgtv3hF80EGrhuB__dzERat0XF9g2VtQgr9PJbu3XOiZj5RZmh7',
'AAuHIm4Bh-0Qc_lF5YKt_O8W2Fp5jujGbds9uJdbF9CUAr7t1dnZcAcQjbKBYNX4',
'BAynRFdiuB--f_nZLgrnbyTyWzO75vRK5h6xBArLIARNPvkSjtQBMHlb1L07Qe7K',
'0GarZRmB_eSN9383LcOLn6_dO--xi12jzDwusC-eOkHWEsqtFZESc6BfI7noOPqv',
'hJ1phCnvWh6IeYI2w9QOYEUipUTI8np6LbgGY9Fs98rqVt5AXLIhWkWywlVmtVrB',
'p0igcN_IoypGlUPQGe77Rw'])
self.assertEqual(b64_sig, base64.base64url_encode(sig_calc))
##########################
# implementation
jws_impl = Jws(alg='RS256')
msg = Message(payload=_BE(payload))
msg.signatures.append(Signature(_protected=jws_impl))
token = msg.serialize_compact(jwk=jwk)
items = token.split('.')
self.assertEqual(len(msg.signatures), 1)
self.assertEqual(msg.signatures[0]._protected.alg.value, 'RS256')
self.assertEqual(len(items), 3)
self.assertEqual(msg.signatures[0].protected, items[0])
self.assertEqual(msg.payload, items[1])
self.assertEqual(msg.signatures[0].signature, items[2])
#: restore token
msg2 = Message.from_token(token, sender=None, receiver=None)
self.assertEqual(len(msg2.signatures), 1)
self.assertEqual(msg2.payload, _BE(payload))
self.assertEqual(msg2.payload, msg.payload)
self.assertEqual(len(msg2.signatures), 1)
self.assertEqual(msg2.signatures[0]._protected.alg.value, 'RS256')
self.assertEqual(msg2.signatures[0].protected, items[0])
self.assertEqual(msg2.payload, items[1])
self.assertEqual(msg2.signatures[0].signature, items[2])
#: verify message
s = msg2.signatures[0]
self.assertTrue(s.verify(msg2.payload, jwk=jwk))
#: wrong key fails
new_jwk = Jwk.generate(KeyTypeEnum.RSA)
self.assertFalse(s.verify(msg2.payload, jwk=new_jwk))
#: Json Serialization
json_str = msg.serialize_json(jwk, indent=2)
msg3 = Message.from_token(json_str)
self.assertEqual(len(msg3.signatures), 1)
self.assertTrue(
msg3.signatures[0].verify(msg3.payload, jwk.public_jwk))
self.assertFalse(
msg3.signatures[0].verify(msg3.payload, new_jwk.public_jwk))
def test_jws_appendix_a4(self):
''' nose2 jose.tests.test_jws.TestJws.test_jws_appendix_a4'''
#: Data
header_b64 = 'eyJhbGciOiJFUzUxMiJ9'
payload_b64 = "UGF5bG9hZA"
signature_b64 = ''.join([
'AdwMgeerwtHoh-l192l60hp9wAHZFVJbLfD_UxMi70cwnZOYaRI1bKPWROc-mZZq',
'wqT2SI-KGDKB34XO0aw_7XdtAG8GaSwFKdCAPZgoXD2YBJZCPEX3xKpRwcdOO8Kp',
'EHwJjyqOgzDO7iKvU8vcnwNrmxYbSW9ERBXukOXolLzeO_Jn',
])
jws = Jws.from_b64u(header_b64)
self.assertIsNotNone(jws)
self.assertEqual(jws.alg, SigEnum.ES512)
jwk_dict = {
"kty": "EC",
"crv": "P-521",
"x": "".join([
"AekpBQ8ST8a8VcfVOTNl353vSrDCLL",
"JXmPk06wTjxrrjcBpXp5EOnYG_NjFZ",
"6OvLFV1jSfS9tsz4qUxcWceqwQGk",
]),
"y": "".join([
"ADSmRA43Z1DSNx_RvcLI87cdL07l6j",
"QyyBXMoxVg_l2Th-x3S1WDhjDly79a",
"jL4Kkd0AZMaZmh9ubmf63e3kyMj2",
]),
"d": "".join([
"AY5pb7A0UFiB3RELSD64fTLOSV_jaz",
"dF7fLYyuTw8lOfRhWg6Y6rUrPAxerE",
"zgdRhajnu0ferB0d53vM9mE15j2C"
])}
from Crypto.Util.number import bytes_to_long
#: Key
jwk = Jwk(**jwk_dict)
pub_jwk = jwk.public_jwk
self.assertEqual(
pub_jwk.key.public_key._pub[1],
(
bytes_to_long(base64.base64url_decode(jwk_dict['x'])),
bytes_to_long(base64.base64url_decode(jwk_dict['y'])),
)
)
# Verify
jws_token = ".".join([header_b64, payload_b64, signature_b64])
msg = Message.from_token(jws_token, sender=None, receiver=None)
self.assertIsNotNone(msg)
self.assertEqual(len(msg.signatures), 1)
self.assertEqual(msg.signatures[0].signature, signature_b64)
from jose.jwa.ec import EcdsaSigner
sigbytes = base64.base64url_decode(msg.signatures[0].signature)
self.assertEqual(len(sigbytes), 132)
(r, s) = EcdsaSigner.decode_signature(sigbytes)
R = [
1, 220, 12, 129, 231, 171, 194, 209, 232, 135, 233,
117, 247, 105, 122, 210, 26, 125, 192, 1, 217, 21, 82,
91, 45, 240, 255, 83, 19, 34, 239, 71, 48, 157, 147,
152, 105, 18, 53, 108, 163, 214, 68, 231, 62, 153, 150,
106, 194, 164, 246, 72, 143, 138, 24, 50, 129, 223, 133,
206, 209, 172, 63, 237, 119, 109]
S = [
0, 111, 6, 105, 44, 5, 41, 208, 128, 61, 152, 40, 92,
61, 152, 4, 150, 66, 60, 69, 247, 196, 170, 81, 193,
199, 78, 59, 194, 169, 16, 124, 9, 143, 42, 142, 131,
48, 206, 238, 34, 175, 83, 203, 220, 159, 3, 107, 155,
22, 27, 73, 111, 68, 68, 21, 238, 144, 229, 232, 148,
188, 222, 59, 242, 103]
self.assertEqual(r, bytes_to_long("".join(chr(i) for i in R)))
self.assertEqual(s, bytes_to_long("".join(chr(i) for i in S)))
print jwk.to_json(indent=2)
self.assertTrue(msg.signatures[0].verify(
msg.payload, jwk=jwk))