1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
from saml2.authn_context import INTERNETPROTOCOLPASSWORD
from saml2.saml import NameID, NAMEID_FORMAT_TRANSIENT
from saml2.samlp import response_from_string
from saml2.server import Server
from saml2 import client
from saml2 import config
from mock.mock import Mock, MagicMock
import saml2.xmldsig as ds
nid = NameID(name_qualifier="foo", format=NAMEID_FORMAT_TRANSIENT,
text="123456")
AUTHN = {
"class_ref": INTERNETPROTOCOLPASSWORD,
"authn_auth": "http://www.example.com/login"
}
def _eq(l1, l2):
return set(l1) == set(l2)
BASEDIR = os.path.abspath(os.path.dirname(__file__))
def get_ava(assertion):
ava = {}
for statement in assertion.attribute_statement:
for attr in statement.attribute:
value = []
for tmp_val in attr.attribute_value:
value.append(tmp_val.text)
key = attr.friendly_name
if key is None or len(key) == 0:
key = attr.text
ava[key] = value
return ava
class TestSignedResponse():
def setup_class(self):
self.server = Server("idp_conf")
sign_alg = Mock()
sign_alg.return_value = ds.SIG_RSA_SHA512
digest_alg = Mock()
digest_alg.return_value = ds.DIGEST_SHA512
self.restet_default = ds.DefaultSignature
ds.DefaultSignature = MagicMock()
ds.DefaultSignature().get_sign_alg = sign_alg
ds.DefaultSignature().get_digest_alg = digest_alg
conf = config.SPConfig()
conf.load_file("server_conf")
self.client = client.Saml2Client(conf)
self.name_id = self.server.ident.transient_nameid(
"urn:mace:example.com:saml:roland:sp", "id12")
self.ava = {"givenName": ["Derek"], "surName": ["Jeter"],
"mail": ["derek@nyy.mlb.com"], "title": "The man"}
def teardown_class(self):
ds.DefaultSignature = self.restet_default
self.server.close()
def verify_assertion(self, assertion):
assert assertion
assert assertion[0].attribute_statement
ava = ava = get_ava(assertion[0])
assert ava ==\
{'mail': ['derek@nyy.mlb.com'], 'givenName': ['Derek'],
'surName': ['Jeter'], 'title': ['The man']}
def test_signed_response(self):
print(ds.DefaultSignature().get_digest_alg())
name_id = self.server.ident.transient_nameid(
"urn:mace:example.com:saml:roland:sp", "id12")
ava = {"givenName": ["Derek"], "surName": ["Jeter"],
"mail": ["derek@nyy.mlb.com"], "title": "The man"}
signed_resp = self.server.create_authn_response(
ava,
"id12", # in_response_to
"http://lingon.catalogix.se:8087/", # consumer_url
"urn:mace:example.com:saml:roland:sp", # sp_entity_id
name_id=name_id,
sign_assertion=True
)
print(signed_resp)
assert signed_resp
sresponse = response_from_string(signed_resp)
assert ds.SIG_RSA_SHA512 in str(sresponse), "Not correctly signed!"
assert ds.DIGEST_SHA512 in str(sresponse), "Not correctly signed!"
def test_signed_response_1(self):
signed_resp = self.server.create_authn_response(
self.ava,
"id12", # in_response_to
"http://lingon.catalogix.se:8087/", # consumer_url
"urn:mace:example.com:saml:roland:sp", # sp_entity_id
name_id=self.name_id,
sign_response=True,
sign_assertion=True,
)
sresponse = response_from_string(signed_resp)
assert ds.SIG_RSA_SHA512 in str(sresponse), "Not correctly signed!"
assert ds.DIGEST_SHA512 in str(sresponse), "Not correctly signed!"
valid = self.server.sec.verify_signature(signed_resp,
self.server.config.cert_file,
node_name='urn:oasis:names:tc:SAML:2.0:protocol:Response',
node_id=sresponse.id,
id_attr="")
assert valid
assert ds.SIG_RSA_SHA512 in str(sresponse.assertion[0]), "Not correctly signed!"
assert ds.DIGEST_SHA512 in str(sresponse.assertion[0]), "Not correctly signed!"
valid = self.server.sec.verify_signature(signed_resp,
self.server.config.cert_file,
node_name='urn:oasis:names:tc:SAML:2.0:assertion:Assertion',
node_id=sresponse.assertion[0].id,
id_attr="")
assert valid
self.verify_assertion(sresponse.assertion)
def test_signed_response_2(self):
signed_resp = self.server.create_authn_response(
self.ava,
"id12", # in_response_to
"http://lingon.catalogix.se:8087/", # consumer_url
"urn:mace:example.com:saml:roland:sp", # sp_entity_id
name_id=self.name_id,
sign_response=True,
sign_assertion=True,
sign_alg=ds.SIG_RSA_SHA256,
digest_alg=ds.DIGEST_SHA256
)
sresponse = response_from_string(signed_resp)
assert ds.SIG_RSA_SHA256 in str(sresponse), "Not correctly signed!"
assert ds.DIGEST_SHA256 in str(sresponse), "Not correctly signed!"
valid = self.server.sec.verify_signature(signed_resp,
self.server.config.cert_file,
node_name='urn:oasis:names:tc:SAML:2.0:protocol:Response',
node_id=sresponse.id,
id_attr="")
assert valid
assert ds.SIG_RSA_SHA256 in str(sresponse.assertion[0]), "Not correctly signed!"
assert ds.DIGEST_SHA256 in str(sresponse.assertion[0]), "Not correctly signed!"
valid = self.server.sec.verify_signature(signed_resp,
self.server.config.cert_file,
node_name='urn:oasis:names:tc:SAML:2.0:assertion:Assertion',
node_id=sresponse.assertion[0].id,
id_attr="")
assert valid
self.verify_assertion(sresponse.assertion)
if __name__ == "__main__":
ts = TestSignedResponse()
ts.setup_class()
ts.test_signed_response()
ts.test_signed_response_1()
ts.test_signed_response_2()
|
