+import StringIO
+import urllib2
+from xml import etree
+from xml.etree import ElementTree
+from cas_provider.attribute_formatters import CAS, NSMAP
from cas_provider.models import ServiceTicket
-from cas_provider.views import _cas2_sucess_response, _cas2_error_response, \
- INVALID_TICKET
+from cas_provider.views import _cas2_sucess_response, INVALID_TICKET, _cas2_error_response
from django.contrib.auth.models import User
from django.core.urlresolvers import reverse
from django.test import TestCase
from urlparse import urlparse
from django.conf import settings
+import cas_provider
+
+def dummy_urlopen(url):
+ pass
class ViewsTest(TestCase):
- fixtures = ['cas_users.json', ]
+ fixtures = ['cas_users', ]
def setUp(self):
self.service = 'http://example.com/'
+ def test_successful_login_with_proxy(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ proxyTarget = "http://my.sweet.service"
+
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True, proxyTarget )
+
+ # Test: I'm acting as the service that will call another service
+ # Step 1: Get the proxy granting ticket
+ responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+ auth_success = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ pgt = auth_success.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user = auth_success.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user.text)
+ self.assertIsNotNone(pgt.text)
+ self.assertTrue(pgt.text.startswith('PGTIOU'))
+
+ #Step 2: Get the actual proxy ticket
+ proxyTicketResponse = self.client.get(reverse('proxy'), {'targetService': proxyTarget, 'pgt': pgt.text}, follow=False)
+ proxyTicketResponseXml = ElementTree.parse(StringIO.StringIO(proxyTicketResponse.content))
+ self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket = proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP);
+
+ #Step 3: I have the proxy ticket I can talk to some other backend service as the currently logged in user!
+ proxyValidateResponse = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket.text, 'service': proxyTarget})
+ proxyValidateResponseXml = ElementTree.parse(StringIO.StringIO(proxyValidateResponse.content))
+
+ auth_success_2 = proxyValidateResponseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_2 = auth_success.find(CAS + "user", namespaces=NSMAP)
+ proxies_1 = auth_success_2.find(CAS + "proxies")
+ self.assertIsNone(proxies_1) # there are no proxies. I am issued by a Service Ticket
+
+ self.assertEqual(user.text, user_2.text)
+
+
+ def test_successful_proxy_chaining(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ proxyTarget_1 = "http://my.sweet.service_1"
+ proxyTarget_2 = "http://my.sweet.service_2"
+
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True, proxyTarget_1 )
+
+ # Test: I'm acting as the service that will call another service
+ # Step 1: Get the proxy granting ticket
+ responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+ auth_success_1 = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ pgt_1 = auth_success_1.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user_1 = auth_success_1.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user_1.text)
+ self.assertIsNotNone(pgt_1.text)
+ self.assertTrue(pgt_1.text.startswith('PGTIOU'))
+
+ #Step 2: Get the actual proxy ticket
+ proxyTicketResponse_1 = self.client.get(reverse('proxy'), {'targetService': proxyTarget_1, 'pgt': pgt_1.text}, follow=False)
+ proxyTicketResponseXml_1 = ElementTree.parse(StringIO.StringIO(proxyTicketResponse_1.content))
+ self.assertIsNotNone(proxyTicketResponseXml_1.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml_1.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket_1 = proxyTicketResponseXml_1.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP);
+
+ #Step 3: I'm backend service 1 - I have the proxy ticket - I want to talk to back service 2
+ #
+ proxyValidateResponse_1 = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket_1.text, 'service': proxyTarget_1, 'pgtUrl': proxyTarget_2})
+ proxyValidateResponseXml_1 = ElementTree.parse(StringIO.StringIO(proxyValidateResponse_1.content))
+
+ auth_success_2 = proxyValidateResponseXml_1.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_2 = auth_success_2.find(CAS + "user", namespaces=NSMAP)
+
+ proxies_1 = auth_success_2.find(CAS + "proxies")
+ self.assertIsNone(proxies_1) # there are no proxies. I am issued by a Service Ticket
+ self.assertIsNotNone(auth_success_2)
+ self.assertEqual('root', user_2.text)
+
+ pgt_2 = auth_success_2.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user = auth_success_2.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user.text)
+ self.assertIsNotNone(pgt_2.text)
+ self.assertTrue(pgt_2.text.startswith('PGTIOU'))
+
+ #Step 4: Get the second proxy ticket
+ proxyTicketResponse_2 = self.client.get(reverse('proxy'), {'targetService': proxyTarget_2, 'pgt': pgt_2.text})
+ proxyTicketResponseXml_2 = ElementTree.parse(StringIO.StringIO(proxyTicketResponse_2.content))
+ self.assertIsNotNone(proxyTicketResponseXml_2.find(CAS + "proxySuccess", namespaces=NSMAP))
+ self.assertIsNotNone(proxyTicketResponseXml_2.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+ proxyTicket_2 = proxyTicketResponseXml_2.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP)
+
+ proxyValidateResponse_3 = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket_2.text, 'service': proxyTarget_2, 'pgtUrl': None})
+ proxyValidateResponseXml_3 = ElementTree.parse(StringIO.StringIO(proxyValidateResponse_3.content))
+
+ auth_success_3 = proxyValidateResponseXml_3.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ user_3 = auth_success_3.find(CAS + "user", namespaces=NSMAP)
+
+ proxies_3 = auth_success_3.find(CAS + "proxies")
+ self.assertIsNotNone(proxies_3) # there should be a proxy. I am issued by a Proxy Ticket
+ proxy_3 = proxies_3.find(CAS + "proxy", namespaces=NSMAP)
+ self.assertEqual(proxyTarget_1, proxy_3.text )
+
+ self.assertIsNotNone(auth_success_2)
+ self.assertEqual('root', user_3.text)
+
+
+
+ def test_successful_service_not_matching_in_request_to_proxy(self):
+ urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+ proxyTarget_1 = "http://my.sweet.service"
+ proxyTarget_2 = "http://my.malicious.service"
+
+ response = self._login_user('root', '123')
+ response = self._validate_cas2(response, True, proxyTarget_1 )
+
+ # Test: I'm acting as the service that will call another service
+ # Step 1: Get the proxy granting ticket
+ responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+ auth_success = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+ pgt = auth_success.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+ user = auth_success.find(CAS + "user", namespaces=NSMAP)
+ self.assertEqual('root', user.text)
+ self.assertIsNotNone(pgt.text)
+ self.assertTrue(pgt.text.startswith('PGTIOU'))
+
+ #Step 2: Get the actual proxy ticket
+ proxyTicketResponse = self.client.get(reverse('proxy'), {'targetService': proxyTarget_2, 'pgt': pgt.text}, follow=False)
+ proxyTicketResponseXml = ElementTree.parse(StringIO.StringIO(proxyTicketResponse.content))
+ self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "authenticationFailure", namespaces=NSMAP))
+
+
def test_succeessful_login(self):
response = self._login_user('root', '123')
self._validate_cas1(response, True)
response = self._validate_cas2(response, True)
self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
- '''<cas:authenticationSuccess>'''
- '''<cas:user>editor</cas:user>'''
- '''<cas:attributes>'''
- '''<cas:attraStyle>Jasig</cas:attraStyle>'''
- '''<cas:group>editor</cas:group>'''
- '''<cas:is_staff>True</cas:is_staff>'''
- '''<cas:is_active>True</cas:is_active>'''
- '''<cas:email>editor@exapmle.com</cas:email>'''
- '''</cas:attributes>'''
- '''</cas:authenticationSuccess>'''
- '''</cas:serviceResponse>''')
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attributes>'''
+ '''<cas:attraStyle>Jasig</cas:attraStyle>'''
+ '''<cas:group>editor</cas:group>'''
+ '''<cas:is_staff>True</cas:is_staff>'''
+ '''<cas:is_active>True</cas:is_active>'''
+ '''<cas:email>editor@exapmle.com</cas:email>'''
+ '''</cas:attributes>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
self._cas_logout()
response = self._login_user('editor', '123')
settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.ruby_cas'
response = self._validate_cas2(response, True)
self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
- '''<cas:authenticationSuccess>'''
- '''<cas:user>editor</cas:user>'''
- '''<cas:attraStyle>RubyCAS</cas:attraStyle>'''
- '''<cas:group>editor</cas:group>'''
- '''<cas:is_staff>True</cas:is_staff>'''
- '''<cas:is_active>True</cas:is_active>'''
- '''<cas:email>editor@exapmle.com</cas:email>'''
- '''</cas:authenticationSuccess>'''
- '''</cas:serviceResponse>''')
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attraStyle>RubyCAS</cas:attraStyle>'''
+ '''<cas:group>editor</cas:group>'''
+ '''<cas:is_staff>True</cas:is_staff>'''
+ '''<cas:is_active>True</cas:is_active>'''
+ '''<cas:email>editor@exapmle.com</cas:email>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
self._cas_logout()
response = self._login_user('editor', '123')
settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.name_value'
response = self._validate_cas2(response, True)
self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
- '''<cas:authenticationSuccess>'''
- '''<cas:user>editor</cas:user>'''
- '''<cas:attribute name="attraStyle" value="Name-Value"/>'''
- '''<cas:attribute name="group" value="editor"/>'''
- '''<cas:attribute name="is_staff" value="True"/>'''
- '''<cas:attribute name="is_active" value="True"/>'''
- '''<cas:attribute name="email" value="editor@exapmle.com"/>'''
- '''</cas:authenticationSuccess>'''
- '''</cas:serviceResponse>''')
+ '''<cas:authenticationSuccess>'''
+ '''<cas:user>editor</cas:user>'''
+ '''<cas:attribute name="attraStyle" value="Name-Value"/>'''
+ '''<cas:attribute name="group" value="editor"/>'''
+ '''<cas:attribute name="is_staff" value="True"/>'''
+ '''<cas:attribute name="is_active" value="True"/>'''
+ '''<cas:attribute name="email" value="editor@exapmle.com"/>'''
+ '''</cas:authenticationSuccess>'''
+ '''</cas:serviceResponse>''')
def test_cas2_fail_validate(self):
self.assertEqual(response.content, u'no\n\n')
- def _validate_cas2(self, response, is_correct=True):
+ def _validate_cas2(self, response, is_correct=True, pgtUrl = None):
if is_correct:
self.assertEqual(response.status_code, 302)
self.assertTrue(response.has_header('location'))
location = urlparse(response['location'])
ticket = location.query.split('=')[1]
-
- response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
+ if pgtUrl:
+ response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service, 'pgtUrl': pgtUrl}, follow=False)
+ else:
+ response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
self.assertEqual(response.status_code, 200)
else:
self.assertEqual(response.status_code, 200)
self.assertEqual(response.content, _cas2_error_response(INVALID_TICKET).content)
return response
-
class ModelsTestCase(TestCase):
fixtures = ['cas_users.json', ]