diff options
| -rw-r--r-- | synapse/rest/client/v1/login.py | 158 |
1 files changed, 33 insertions, 125 deletions
diff --git a/synapse/rest/client/v1/login.py b/synapse/rest/client/v1/login.py index d8c76a3465..b31e27f7b3 100644 --- a/synapse/rest/client/v1/login.py +++ b/synapse/rest/client/v1/login.py @@ -54,10 +54,6 @@ class LoginRestServlet(ClientV1RestServlet): self.jwt_secret = hs.config.jwt_secret self.jwt_algorithm = hs.config.jwt_algorithm self.cas_enabled = hs.config.cas_enabled - self.cas_server_url = hs.config.cas_server_url - self.cas_required_attributes = hs.config.cas_required_attributes - self.servername = hs.config.server_name - self.http_client = hs.get_simple_http_client() self.auth_handler = self.hs.get_auth_handler() self.device_handler = self.hs.get_device_handler() @@ -110,17 +106,6 @@ class LoginRestServlet(ClientV1RestServlet): LoginRestServlet.JWT_TYPE): result = yield self.do_jwt_login(login_submission) defer.returnValue(result) - # TODO Delete this after all CAS clients switch to token login instead - elif self.cas_enabled and (login_submission["type"] == - LoginRestServlet.CAS_TYPE): - uri = "%s/proxyValidate" % (self.cas_server_url,) - args = { - "ticket": login_submission["ticket"], - "service": login_submission["service"] - } - body = yield self.http_client.get_raw(uri, args) - result = yield self.do_cas_login(body) - defer.returnValue(result) elif login_submission["type"] == LoginRestServlet.TOKEN_TYPE: result = yield self.do_token_login(login_submission) defer.returnValue(result) @@ -191,51 +176,6 @@ class LoginRestServlet(ClientV1RestServlet): defer.returnValue((200, result)) - # TODO Delete this after all CAS clients switch to token login instead - @defer.inlineCallbacks - def do_cas_login(self, cas_response_body): - user, attributes = self.parse_cas_response(cas_response_body) - - for required_attribute, required_value in self.cas_required_attributes.items(): - # If required attribute was not in CAS Response - Forbidden - if required_attribute not in attributes: - raise LoginError(401, "Unauthorized", errcode=Codes.UNAUTHORIZED) - - # Also need to check value - if required_value is not None: - actual_value = attributes[required_attribute] - # If required attribute value does not match expected - Forbidden - if required_value != actual_value: - raise LoginError(401, "Unauthorized", errcode=Codes.UNAUTHORIZED) - - user_id = UserID.create(user, self.hs.hostname).to_string() - auth_handler = self.auth_handler - registered_user_id = yield auth_handler.check_user_exists(user_id) - if registered_user_id: - access_token, refresh_token = ( - yield auth_handler.get_login_tuple_for_user_id( - registered_user_id - ) - ) - result = { - "user_id": registered_user_id, # may have changed - "access_token": access_token, - "refresh_token": refresh_token, - "home_server": self.hs.hostname, - } - - else: - user_id, access_token = ( - yield self.handlers.registration_handler.register(localpart=user) - ) - result = { - "user_id": user_id, # may have changed - "access_token": access_token, - "home_server": self.hs.hostname, - } - - defer.returnValue((200, result)) - @defer.inlineCallbacks def do_jwt_login(self, login_submission): token = login_submission.get("token", None) @@ -293,33 +233,6 @@ class LoginRestServlet(ClientV1RestServlet): defer.returnValue((200, result)) - # TODO Delete this after all CAS clients switch to token login instead - 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) - 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: - # ElementTree library expands the namespace in attribute tags - # to the full URL of the namespace. - # See (https://docs.python.org/2/library/xml.etree.elementtree.html) - # We don't care about namespace here and it will always be encased in - # curly braces, so we remove them. - 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) - def _register_device(self, user_id, login_submission): """Register a device for a user. @@ -384,18 +297,6 @@ class SAML2RestServlet(ClientV1RestServlet): defer.returnValue((200, {"status": "not_authenticated"})) -# TODO Delete this after all CAS clients switch to token login instead -class CasRestServlet(ClientV1RestServlet): - PATTERNS = client_path_patterns("/login/cas", releases=()) - - def __init__(self, hs): - super(CasRestServlet, self).__init__(hs) - self.cas_server_url = hs.config.cas_server_url - - def on_GET(self, request): - return (200, {"serverUrl": self.cas_server_url}) - - class CasRedirectServlet(ClientV1RestServlet): PATTERNS = client_path_patterns("/login/cas/redirect", releases=()) @@ -480,30 +381,39 @@ class CasTicketServlet(ClientV1RestServlet): return urlparse.urlunparse(url_parts) 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) - 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: - # ElementTree library expands the namespace in attribute tags - # to the full URL of the namespace. - # See (https://docs.python.org/2/library/xml.etree.elementtree.html) - # We don't care about namespace here and it will always be encased in - # curly braces, so we remove them. - 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) + user = None + attributes = None + try: + root = ET.fromstring(cas_response_body) + if not root.tag.endswith("serviceResponse"): + raise Exception("root of CAS response is not serviceResponse") + success = (root[0].tag.endswith("authenticationSuccess")) + for child in root[0]: + if child.tag.endswith("user"): + user = child.text + if child.tag.endswith("attributes"): + attributes = {} + for attribute in child: + # ElementTree library expands the namespace in + # attribute tags to the full URL of the namespace. + # We don't care about namespace here and it will always + # be encased in curly braces, so we remove them. + tag = attribute.tag + if "}" in tag: + tag = tag.split("}")[1] + attributes[tag] = attribute.text + if user is None: + raise Exception("CAS response does not contain user") + if attributes is None: + raise Exception("CAS response does not contain attributes") + except Exception: + logger.error("Error parsing CAS response", exc_info=1) + raise LoginError(401, "Invalid CAS response", + errcode=Codes.UNAUTHORIZED) + if not success: + raise LoginError(401, "Unsuccessful CAS response", + errcode=Codes.UNAUTHORIZED) + return user, attributes def register_servlets(hs, http_server): @@ -513,5 +423,3 @@ def register_servlets(hs, http_server): if hs.config.cas_enabled: CasRedirectServlet(hs).register(http_server) CasTicketServlet(hs).register(http_server) - CasRestServlet(hs).register(http_server) - # TODO PasswordResetRestServlet(hs).register(http_server) |