def do_POST(self):
"""Serve a POST request."""
if not self.path == self.saml_post_path:
self._bad_request()
return
length = int(self.headers['Content-Length'])
data = self.rfile.read(length)
query = urlparse.parse_qs(data)
res = Response(
query['SAMLResponse'].pop(),
self.settings['idp_cert_fingerprint'],
)
valid = res.is_valid()
name_id = res.name_id
if valid:
msg = 'The identity of {name_id} has been verified'.format(
name_id=name_id,
)
self._serve_msg(200, msg)
else:
msg = '{name_id} is not authorized to use this resource'.format(
name_id=name_id,
)
self._serve_msg(401, msg)
def test_is_valid_timezonedifferent(self):
encoded_response = base64.b64encode(test_response)
res = Response(
response=encoded_response,
signature='foo signature',
)
def fake_clock():
return datetime(2004, 12, 05, 4, 18, 45, 462796,tzinfo=dateutil.tz.tzstr('EST5EDT'))
fake_verifier = fudge.Fake(
'verifier',
callable=True,
)
fake_verifier.times_called(1)
fake_verifier.with_args(res._document, 'foo signature')
fake_verifier.returns(True)
msg = res.is_valid(
_clock=fake_clock,
_verifier=fake_verifier,
)
eq(msg, True)
def test_is_valid_simple(self):
encoded_response = base64.b64encode(test_response)
res = Response(
response=encoded_response,
signature='foo signature',
)
def fake_clock():
return datetime(2004, 12, 05, 9, 18, 45, 462796)
fake_verifier = fudge.Fake(
'verifier',
callable=True,
)
fake_verifier.times_called(1)
fake_verifier.with_args(res._document, 'foo signature')
fake_verifier.returns(True)
msg = res.is_valid(
_clock=fake_clock,
_verifier=fake_verifier,
)
eq(msg, True)
def test__init__(self):
fake_base64 = fudge.Fake('base64')
fake_base64.remember_order()
decode = fake_base64.expects('b64decode')
decode.with_args('foo response')
decode.returns('foo decoded response')
fake_etree = fudge.Fake('etree')
fake_etree.remember_order()
xmlparser = fake_etree.expects('XMLParser')
xmlparser.with_arg_count(0)
fake_xmlparser = fudge.Fake('etree.XMLParser')
xmlparser.returns(fake_xmlparser)
from_string = fake_etree.expects('fromstring')
from_string.with_args('foo decoded response', parser=fake_xmlparser)
from_string.returns('foo document')
res = Response(
response='foo response',
signature='foo signature',
_base64=fake_base64,
_etree=fake_etree,
)
eq(res._document, 'foo document')
eq(res._signature, 'foo signature')
def test_get_name_id_simple(self):
encoded_response = base64.b64encode(test_response)
res = Response(
response=encoded_response,
signature=None,
)
name_id = res.name_id
eq('3f7b3dcf-1674-4ecd-92c8-1544f346baf8', name_id)
def do_POST(self):
"""Serve a POST request."""
if not self.path == self.saml_post_path:
self._bad_request()
return
length = int(self.headers['Content-Length'])
data = self.rfile.read(length)
query = urlparse.parse_qs(data)
res = Response(
query['SAMLResponse'].pop(),
self.settings['idp_cert_fingerprint'],
)
valid = res.is_valid()
name_id = res.name_id
if valid:
msg = 'The identity of {name_id} has been verified'.format(
name_id=name_id, )
self._serve_msg(200, msg)
else:
msg = '{name_id} is not authorized to use this resource'.format(
name_id=name_id, )
self._serve_msg(401, msg)
def test_is_valid_current_time_on_or_after(self):
encoded_response = base64.b64encode(test_response)
res = Response(
response=encoded_response,
signature=None,
)
def fake_clock():
return datetime(2004, 12, 05, 9, 30, 45, 462796)
msg = assert_raises(
ResponseValidationError,
res.is_valid,
_clock=fake_clock,
)
eq(str(msg),
('There was a problem validating the response: Current time is '
+ 'on or after NotOnOrAfter condition'
),
)
def test_is_valid_not_on_or_after_missing(self):
response = """<samlp:Response
xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_2"
InResponseTo="identifier_1"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z"
Destination="https://sp.example.com/SAML2/SSO/POST">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<samlp:Status>
<samlp:StatusCode
Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
</samlp:Status>
<saml:Assertion
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_3"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<ds:Signature
xmlns:ds="http://www.w3.org/2000/09/xmldsig#">foo signature</ds:Signature>
<saml:Subject>
<saml:NameID
Format="urn:oasis:names:tc:SAML:2.0:nameid-format:transient">
3f7b3dcf-1674-4ecd-92c8-1544f346baf8
</saml:NameID>
<saml:SubjectConfirmation
Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
<saml:SubjectConfirmationData
InResponseTo="identifier_1"
Recipient="https://sp.example.com/SAML2/SSO/POST"
NotOnOrAfter="2004-12-05T09:27:05Z"/>
</saml:SubjectConfirmation>
</saml:Subject>
<saml:Conditions
NotBefore="2004-12-05T09:27:05Z">
<saml:AudienceRestriction>
<saml:Audience>https://sp.example.com/SAML2</saml:Audience>
</saml:AudienceRestriction>
</saml:Conditions>
<saml:AuthnStatement
AuthnInstant="2004-12-05T09:22:00Z"
SessionIndex="identifier_3">
<saml:AuthnContext>
<saml:AuthnContextClassRef>
urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport
</saml:AuthnContextClassRef>
</saml:AuthnContext>
</saml:AuthnStatement>
</saml:Assertion>
</samlp:Response>
"""
encoded_response = base64.b64encode(response)
res = Response(
response=encoded_response,
signature=None,
)
msg = assert_raises(
ResponseConditionError,
res.is_valid,
)
eq(str(msg),
('There was a problem validating a condition: Did not find '
+ 'NotOnOrAfter condition'
),
)
def test_is_valid_not_before_missing(self):
response = """<samlp:Response
xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_2"
InResponseTo="identifier_1"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z"
Destination="https://sp.example.com/SAML2/SSO/POST">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<samlp:Status>
<samlp:StatusCode
Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
</samlp:Status>
<saml:Assertion
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_3"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<ds:Signature
xmlns:ds="http://www.w3.org/2000/09/xmldsig#">foo signature</ds:Signature>
<saml:Subject>
<saml:NameID
Format="urn:oasis:names:tc:SAML:2.0:nameid-format:transient">
3f7b3dcf-1674-4ecd-92c8-1544f346baf8
</saml:NameID>
<saml:SubjectConfirmation
Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
<saml:SubjectConfirmationData
InResponseTo="identifier_1"
Recipient="https://sp.example.com/SAML2/SSO/POST"
NotOnOrAfter="2024-12-05T09:27:05Z"/>
</saml:SubjectConfirmation>
</saml:Subject>
<saml:Conditions
NotOnOrAfter="2024-12-05T09:27:05Z">
<saml:AudienceRestriction>
<saml:Audience>https://sp.example.com/SAML2</saml:Audience>
</saml:AudienceRestriction>
</saml:Conditions>
<saml:AuthnStatement
AuthnInstant="2004-12-05T09:22:00Z"
SessionIndex="identifier_3">
<saml:AuthnContext>
<saml:AuthnContextClassRef>
urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport
</saml:AuthnContextClassRef>
</saml:AuthnContext>
</saml:AuthnStatement>
</saml:Assertion>
</samlp:Response>
"""
encoded_response = base64.b64encode(response)
res = Response(
response=encoded_response,
signature='foo signature',
)
fake_verifier = fudge.Fake(
'verifier',
callable=True,
)
fake_verifier.times_called(1)
fake_verifier.with_args(res._document, 'foo signature')
fake_verifier.returns(True)
msg = res.is_valid(
_verifier=fake_verifier,
)
eq(msg, True)
def test_get_name_id_none(self):
response = """<samlp:Response
xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_2"
InResponseTo="identifier_1"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z"
Destination="https://sp.example.com/SAML2/SSO/POST">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<samlp:Status>
<samlp:StatusCode
Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
</samlp:Status>
<saml:Assertion
xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
ID="identifier_3"
Version="2.0"
IssueInstant="2004-12-05T09:22:05Z">
<saml:Issuer>https://idp.example.org/SAML2</saml:Issuer>
<ds:Signature
xmlns:ds="http://www.w3.org/2000/09/xmldsig#">...</ds:Signature>
<saml:Subject>
<saml:SubjectConfirmation
Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
<saml:SubjectConfirmationData
InResponseTo="identifier_1"
Recipient="https://sp.example.com/SAML2/SSO/POST"
NotOnOrAfter="2004-12-05T09:27:05Z"/>
</saml:SubjectConfirmation>
</saml:Subject>
<saml:Conditions
NotBefore="2004-12-05T09:17:05Z"
NotOnOrAfter="2004-12-05T09:27:05Z">
<saml:AudienceRestriction>
<saml:Audience>https://sp.example.com/SAML2</saml:Audience>
</saml:AudienceRestriction>
</saml:Conditions>
<saml:AuthnStatement
AuthnInstant="2004-12-05T09:22:00Z"
SessionIndex="identifier_3">
<saml:AuthnContext>
<saml:AuthnContextClassRef>
urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport
</saml:AuthnContextClassRef>
</saml:AuthnContext>
</saml:AuthnStatement>
</saml:Assertion>
</samlp:Response>
"""
encoded_response = base64.b64encode(response)
res = Response(
response=encoded_response,
signature=None,
)
msg = assert_raises(
ResponseNameIDError,
res._get_name_id,
)
eq(
str(msg),
('There was a problem getting the name ID: Did not find a name '
+ 'ID'
),
)
