Implement Single Logout Service for SP-initiated logout

[cascardo/ipsilon.git] / ipsilon / providers / saml2idp.py

diff --git a/ipsilon/providers/saml2idp.py b/ipsilon/providers/saml2idp.py
index 1778307..256fcf9 100644 (file)
--- a/ipsilon/providers/saml2idp.py
+++ b/ipsilon/providers/saml2idp.py
@@ -17,6 +17,7 @@
 
 from ipsilon.providers.common import ProviderBase, ProviderPageBase
 from ipsilon.providers.saml2.auth import AuthenticateRequest
+from ipsilon.providers.saml2.logout import LogoutRequest
 from ipsilon.providers.saml2.admin import Saml2AdminPage
 from ipsilon.providers.saml2.provider import IdentityProvider
 from ipsilon.tools.certs import Certificate
@@ -89,6 +90,19 @@ class Continue(AuthenticateRequest):
         return self.auth(login)
 
 
+class RedirectLogout(LogoutRequest):
+
+    def GET(self, *args, **kwargs):
+        query = cherrypy.request.query_string
+
+        relaystate = kwargs.get(lasso.SAML2_FIELD_RELAYSTATE)
+        response = kwargs.get(lasso.SAML2_FIELD_RESPONSE)
+
+        return self.logout(query,
+                           relaystate=relaystate,
+                           samlresponse=response)
+
+
 class SSO(ProviderPageBase):
 
     def __init__(self, *args, **kwargs):
@@ -98,6 +112,14 @@ class SSO(ProviderPageBase):
         self.Continue = Continue(*args, **kwargs)
 
 
+class SLO(ProviderPageBase):
+
+    def __init__(self, *args, **kwargs):
+        super(SLO, self).__init__(*args, **kwargs)
+        self._debug('SLO init')
+        self.Redirect = RedirectLogout(*args, **kwargs)
+
+
 # one week
 METADATA_RENEW_INTERVAL = 60 * 60 * 24 * 7
 # 30 days
@@ -138,6 +160,7 @@ class SAML2(ProviderPageBase):
         super(SAML2, self).__init__(*args, **kwargs)
         self.metadata = Metadata(*args, **kwargs)
         self.SSO = SSO(*args, **kwargs)
+        self.SLO = SLO(*args, **kwargs)
 
 
 class IdpProvider(ProviderBase):
@@ -278,6 +301,8 @@ class IdpMetadataGenerator(object):
                               '%s/saml2/SSO/POST' % url)
         self.meta.add_service(metadata.SAML2_SERVICE_MAP['sso-redirect'],
                               '%s/saml2/SSO/Redirect' % url)
+        self.meta.add_service(metadata.SAML2_SERVICE_MAP['logout-redirect'],
+                              '%s/saml2/SLO/Redirect' % url)
         self.meta.add_allowed_name_format(
             lasso.SAML2_NAME_IDENTIFIER_FORMAT_TRANSIENT)
         self.meta.add_allowed_name_format(