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Parse both user and attributes from CAS response

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This commit is contained in:
Steven Hammerton 2015-10-12 10:52:43 +01:00
parent 782f7fb489
commit 7845f62c22
1 changed files with 38 additions and 26 deletions
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28
synapse/rest/client/v1/login.py
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@ -125,14 +125,7 @@ class LoginRestServlet(ClientV1RestServlet):
@defer.inlineCallbacks @defer.inlineCallbacks
def do_cas_login(self, cas_response_body): def do_cas_login(self, cas_response_body):
root = ET.fromstring(cas_response_body) (user, attributes) = self.parse_cas_response(cas_response_body)
if not root.tag.endswith("serviceResponse"):
raise LoginError(401, "Invalid CAS response", errcode=Codes.UNAUTHORIZED)
if not root[0].tag.endswith("authenticationSuccess"):
raise LoginError(401, "Unsuccessful CAS response", errcode=Codes.UNAUTHORIZED)
for child in root[0]:
if child.tag.endswith("user"):
user = child.text
user_id = UserID.create(user, self.hs.hostname).to_string() user_id = UserID.create(user, self.hs.hostname).to_string()
auth_handler = self.handlers.auth_handler auth_handler = self.handlers.auth_handler
user_exists = yield auth_handler.does_user_exist(user_id) user_exists = yield auth_handler.does_user_exist(user_id)
@ -159,7 +152,26 @@ class LoginRestServlet(ClientV1RestServlet):
defer.returnValue((200, result)) defer.returnValue((200, result))
def parse_cas_response(self, cas_response_body):
root = ET.fromstring(cas_response_body)
if not root.tag.endswith("serviceResponse"):
raise LoginError(401, "Invalid CAS response", errcode=Codes.UNAUTHORIZED) raise LoginError(401, "Invalid CAS response", errcode=Codes.UNAUTHORIZED)
if not root[0].tag.endswith("authenticationSuccess"):
raise LoginError(401, "Unsuccessful CAS response", errcode=Codes.UNAUTHORIZED)
for child in root[0]:
if child.tag.endswith("user"):
user = child.text
if child.tag.endswith("attributes"):
attributes = {}
for attribute in child:
if "}" in attribute.tag:
attributes[attribute.tag.split("}")[1]] = attribute.text
else:
attributes[attribute.tag] = attribute.text
if user is None or attributes is None:
raise LoginError(401, "Invalid CAS response", errcode=Codes.UNAUTHORIZED)
return (user, attributes)
class LoginFallbackRestServlet(ClientV1RestServlet): class LoginFallbackRestServlet(ClientV1RestServlet):