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Merge pull request #1100 from VShell/fix-cas

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Conform better to the CAS protocol specification
This commit is contained in:
Richard van der Hoff 2016-09-09 21:57:42 +01:00 committed by GitHub
commit 4162f820ff
1 changed files with 2 additions and 5 deletions
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7
synapse/rest/client/v1/login.py
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@ -318,7 +318,7 @@ class CasRedirectServlet(ClientV1RestServlet):
service_param = urllib.urlencode({ service_param = urllib.urlencode({
"service": "%s?%s" % (hs_redirect_url, client_redirect_url_param) "service": "%s?%s" % (hs_redirect_url, client_redirect_url_param)
}) })
request.redirect("%s?%s" % (self.cas_server_url, service_param)) request.redirect("%s/login?%s" % (self.cas_server_url, service_param))
finish_request(request) finish_request(request)
@ -385,7 +385,7 @@ class CasTicketServlet(ClientV1RestServlet):
def parse_cas_response(self, cas_response_body): def parse_cas_response(self, cas_response_body):
user = None user = None
attributes = None attributes = {}
try: try:
root = ET.fromstring(cas_response_body) root = ET.fromstring(cas_response_body)
if not root.tag.endswith("serviceResponse"): if not root.tag.endswith("serviceResponse"):
@ -395,7 +395,6 @@ class CasTicketServlet(ClientV1RestServlet):
if child.tag.endswith("user"): if child.tag.endswith("user"):
user = child.text user = child.text
if child.tag.endswith("attributes"): if child.tag.endswith("attributes"):
attributes = {}
for attribute in child: for attribute in child:
# ElementTree library expands the namespace in # ElementTree library expands the namespace in
# attribute tags to the full URL of the namespace. # attribute tags to the full URL of the namespace.
@ -407,8 +406,6 @@ class CasTicketServlet(ClientV1RestServlet):
attributes[tag] = attribute.text attributes[tag] = attribute.text
if user is None: if user is None:
raise Exception("CAS response does not contain user") raise Exception("CAS response does not contain user")
if attributes is None:
raise Exception("CAS response does not contain attributes")
except Exception: except Exception:
logger.error("Error parsing CAS response", exc_info=1) logger.error("Error parsing CAS response", exc_info=1)
raise LoginError(401, "Invalid CAS response", raise LoginError(401, "Invalid CAS response",