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-rw-r--r--synapse/rest/client/v1/admin.py11
-rw-r--r--synapse/rest/client/v1/login.py267
-rw-r--r--synapse/rest/client/v1/push_rule.py35
-rw-r--r--synapse/rest/client/v1/pusher.py2
-rw-r--r--synapse/rest/client/v1/room.py8
5 files changed, 162 insertions, 161 deletions
diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py
index 41534b8c2a..82433a2aa9 100644
--- a/synapse/rest/client/v1/admin.py
+++ b/synapse/rest/client/v1/admin.py
@@ -23,7 +23,7 @@ from six.moves import http_client
 
 from twisted.internet import defer
 
-from synapse.api.constants import Membership
+from synapse.api.constants import Membership, UserTypes
 from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
 from synapse.http.servlet import (
     assert_params_in_dict,
@@ -158,6 +158,11 @@ class UserRegisterServlet(ClientV1RestServlet):
                 raise SynapseError(400, "Invalid password")
 
         admin = body.get("admin", None)
+        user_type = body.get("user_type", None)
+
+        if user_type is not None and user_type not in UserTypes.ALL_USER_TYPES:
+            raise SynapseError(400, "Invalid user type")
+
         got_mac = body["mac"]
 
         want_mac = hmac.new(
@@ -171,6 +176,9 @@ class UserRegisterServlet(ClientV1RestServlet):
         want_mac.update(password)
         want_mac.update(b"\x00")
         want_mac.update(b"admin" if admin else b"notadmin")
+        if user_type:
+            want_mac.update(b"\x00")
+            want_mac.update(user_type.encode('utf8'))
         want_mac = want_mac.hexdigest()
 
         if not hmac.compare_digest(
@@ -189,6 +197,7 @@ class UserRegisterServlet(ClientV1RestServlet):
             password=body["password"],
             admin=bool(admin),
             generate_token=False,
+            user_type=user_type,
         )
 
         result = yield register._create_registration_details(user_id, body)
diff --git a/synapse/rest/client/v1/login.py b/synapse/rest/client/v1/login.py
index 0010699d31..6121c5b6df 100644
--- a/synapse/rest/client/v1/login.py
+++ b/synapse/rest/client/v1/login.py
@@ -18,17 +18,18 @@ import xml.etree.ElementTree as ET
 
 from six.moves import urllib
 
-from canonicaljson import json
-from saml2 import BINDING_HTTP_POST, config
-from saml2.client import Saml2Client
-
 from twisted.internet import defer
 from twisted.web.client import PartialDownloadError
 
 from synapse.api.errors import Codes, LoginError, SynapseError
 from synapse.http.server import finish_request
-from synapse.http.servlet import parse_json_object_from_request
-from synapse.types import UserID
+from synapse.http.servlet import (
+    RestServlet,
+    parse_json_object_from_request,
+    parse_string,
+)
+from synapse.rest.well_known import WellKnownBuilder
+from synapse.types import UserID, map_username_to_mxid_localpart
 from synapse.util.msisdn import phone_number_to_msisdn
 
 from .base import ClientV1RestServlet, client_path_patterns
@@ -81,30 +82,31 @@ def login_id_thirdparty_from_phone(identifier):
 
 class LoginRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns("/login$")
-    SAML2_TYPE = "m.login.saml2"
     CAS_TYPE = "m.login.cas"
+    SSO_TYPE = "m.login.sso"
     TOKEN_TYPE = "m.login.token"
     JWT_TYPE = "m.login.jwt"
 
     def __init__(self, hs):
         super(LoginRestServlet, self).__init__(hs)
-        self.idp_redirect_url = hs.config.saml2_idp_redirect_url
-        self.saml2_enabled = hs.config.saml2_enabled
         self.jwt_enabled = hs.config.jwt_enabled
         self.jwt_secret = hs.config.jwt_secret
         self.jwt_algorithm = hs.config.jwt_algorithm
         self.cas_enabled = hs.config.cas_enabled
         self.auth_handler = self.hs.get_auth_handler()
-        self.device_handler = self.hs.get_device_handler()
+        self.registration_handler = hs.get_registration_handler()
         self.handlers = hs.get_handlers()
+        self._well_known_builder = WellKnownBuilder(hs)
 
     def on_GET(self, request):
         flows = []
         if self.jwt_enabled:
             flows.append({"type": LoginRestServlet.JWT_TYPE})
-        if self.saml2_enabled:
-            flows.append({"type": LoginRestServlet.SAML2_TYPE})
         if self.cas_enabled:
+            flows.append({"type": LoginRestServlet.SSO_TYPE})
+
+            # we advertise CAS for backwards compat, though MSC1721 renamed it
+            # to SSO.
             flows.append({"type": LoginRestServlet.CAS_TYPE})
 
             # While its valid for us to advertise this login type generally,
@@ -129,29 +131,21 @@ class LoginRestServlet(ClientV1RestServlet):
     def on_POST(self, request):
         login_submission = parse_json_object_from_request(request)
         try:
-            if self.saml2_enabled and (login_submission["type"] ==
-                                       LoginRestServlet.SAML2_TYPE):
-                relay_state = ""
-                if "relay_state" in login_submission:
-                    relay_state = "&RelayState=" + urllib.parse.quote(
-                                  login_submission["relay_state"])
-                result = {
-                    "uri": "%s%s" % (self.idp_redirect_url, relay_state)
-                }
-                defer.returnValue((200, result))
-            elif self.jwt_enabled and (login_submission["type"] ==
-                                       LoginRestServlet.JWT_TYPE):
+            if self.jwt_enabled and (login_submission["type"] ==
+                                     LoginRestServlet.JWT_TYPE):
                 result = yield self.do_jwt_login(login_submission)
-                defer.returnValue(result)
             elif login_submission["type"] == LoginRestServlet.TOKEN_TYPE:
                 result = yield self.do_token_login(login_submission)
-                defer.returnValue(result)
             else:
                 result = yield self._do_other_login(login_submission)
-                defer.returnValue(result)
         except KeyError:
             raise SynapseError(400, "Missing JSON keys.")
 
+        well_known_data = self._well_known_builder.get_well_known()
+        if well_known_data:
+            result["well_known"] = well_known_data
+        defer.returnValue((200, result))
+
     @defer.inlineCallbacks
     def _do_other_login(self, login_submission):
         """Handle non-token/saml/jwt logins
@@ -160,7 +154,7 @@ class LoginRestServlet(ClientV1RestServlet):
             login_submission:
 
         Returns:
-            (int, object): HTTP code/response
+            dict: HTTP response
         """
         # Log the request we got, but only certain fields to minimise the chance of
         # logging someone's password (even if they accidentally put it in the wrong
@@ -226,11 +220,10 @@ class LoginRestServlet(ClientV1RestServlet):
             login_submission,
         )
 
-        device_id = yield self._register_device(
-            canonical_user_id, login_submission,
-        )
-        access_token = yield auth_handler.get_access_token_for_user_id(
-            canonical_user_id, device_id,
+        device_id = login_submission.get("device_id")
+        initial_display_name = login_submission.get("initial_device_display_name")
+        device_id, access_token = yield self.registration_handler.register_device(
+            canonical_user_id, device_id, initial_display_name,
         )
 
         result = {
@@ -243,7 +236,7 @@ class LoginRestServlet(ClientV1RestServlet):
         if callback is not None:
             yield callback(result)
 
-        defer.returnValue((200, result))
+        defer.returnValue(result)
 
     @defer.inlineCallbacks
     def do_token_login(self, login_submission):
@@ -252,10 +245,13 @@ class LoginRestServlet(ClientV1RestServlet):
         user_id = (
             yield auth_handler.validate_short_term_login_token_and_get_user_id(token)
         )
-        device_id = yield self._register_device(user_id, login_submission)
-        access_token = yield auth_handler.get_access_token_for_user_id(
-            user_id, device_id,
+
+        device_id = login_submission.get("device_id")
+        initial_display_name = login_submission.get("initial_device_display_name")
+        device_id, access_token = yield self.registration_handler.register_device(
+            user_id, device_id, initial_display_name,
         )
+
         result = {
             "user_id": user_id,  # may have changed
             "access_token": access_token,
@@ -263,7 +259,7 @@ class LoginRestServlet(ClientV1RestServlet):
             "device_id": device_id,
         }
 
-        defer.returnValue((200, result))
+        defer.returnValue(result)
 
     @defer.inlineCallbacks
     def do_jwt_login(self, login_submission):
@@ -292,11 +288,10 @@ class LoginRestServlet(ClientV1RestServlet):
         auth_handler = self.auth_handler
         registered_user_id = yield auth_handler.check_user_exists(user_id)
         if registered_user_id:
-            device_id = yield self._register_device(
-                registered_user_id, login_submission
-            )
-            access_token = yield auth_handler.get_access_token_for_user_id(
-                registered_user_id, device_id,
+            device_id = login_submission.get("device_id")
+            initial_display_name = login_submission.get("initial_device_display_name")
+            device_id, access_token = yield self.registration_handler.register_device(
+                registered_user_id, device_id, initial_display_name,
             )
 
             result = {
@@ -305,90 +300,30 @@ class LoginRestServlet(ClientV1RestServlet):
                 "home_server": self.hs.hostname,
             }
         else:
-            # TODO: we should probably check that the register isn't going
-            # to fonx/change our user_id before registering the device
-            device_id = yield self._register_device(user_id, login_submission)
             user_id, access_token = (
                 yield self.handlers.registration_handler.register(localpart=user)
             )
+
+            device_id = login_submission.get("device_id")
+            initial_display_name = login_submission.get("initial_device_display_name")
+            device_id, access_token = yield self.registration_handler.register_device(
+                registered_user_id, device_id, initial_display_name,
+            )
+
             result = {
                 "user_id": user_id,  # may have changed
                 "access_token": access_token,
                 "home_server": self.hs.hostname,
             }
 
-        defer.returnValue((200, result))
-
-    def _register_device(self, user_id, login_submission):
-        """Register a device for a user.
-
-        This is called after the user's credentials have been validated, but
-        before the access token has been issued.
-
-        Args:
-            (str) user_id: full canonical @user:id
-            (object) login_submission: dictionary supplied to /login call, from
-               which we pull device_id and initial_device_name
-        Returns:
-            defer.Deferred: (str) device_id
-        """
-        device_id = login_submission.get("device_id")
-        initial_display_name = login_submission.get(
-            "initial_device_display_name")
-        return self.device_handler.check_device_registered(
-            user_id, device_id, initial_display_name
-        )
+        defer.returnValue(result)
 
 
-class SAML2RestServlet(ClientV1RestServlet):
-    PATTERNS = client_path_patterns("/login/saml2", releases=())
+class CasRedirectServlet(RestServlet):
+    PATTERNS = client_path_patterns("/login/(cas|sso)/redirect")
 
     def __init__(self, hs):
-        super(SAML2RestServlet, self).__init__(hs)
-        self.sp_config = hs.config.saml2_config_path
-        self.handlers = hs.get_handlers()
-
-    @defer.inlineCallbacks
-    def on_POST(self, request):
-        saml2_auth = None
-        try:
-            conf = config.SPConfig()
-            conf.load_file(self.sp_config)
-            SP = Saml2Client(conf)
-            saml2_auth = SP.parse_authn_request_response(
-                request.args['SAMLResponse'][0], BINDING_HTTP_POST)
-        except Exception as e:        # Not authenticated
-            logger.exception(e)
-        if saml2_auth and saml2_auth.status_ok() and not saml2_auth.not_signed:
-            username = saml2_auth.name_id.text
-            handler = self.handlers.registration_handler
-            (user_id, token) = yield handler.register_saml2(username)
-            # Forward to the RelayState callback along with ava
-            if 'RelayState' in request.args:
-                request.redirect(urllib.parse.unquote(
-                                 request.args['RelayState'][0]) +
-                                 '?status=authenticated&access_token=' +
-                                 token + '&user_id=' + user_id + '&ava=' +
-                                 urllib.quote(json.dumps(saml2_auth.ava)))
-                finish_request(request)
-                defer.returnValue(None)
-            defer.returnValue((200, {"status": "authenticated",
-                                     "user_id": user_id, "token": token,
-                                     "ava": saml2_auth.ava}))
-        elif 'RelayState' in request.args:
-            request.redirect(urllib.parse.unquote(
-                             request.args['RelayState'][0]) +
-                             '?status=not_authenticated')
-            finish_request(request)
-            defer.returnValue(None)
-        defer.returnValue((200, {"status": "not_authenticated"}))
-
-
-class CasRedirectServlet(ClientV1RestServlet):
-    PATTERNS = client_path_patterns("/login/cas/redirect", releases=())
-
-    def __init__(self, hs):
-        super(CasRedirectServlet, self).__init__(hs)
+        super(CasRedirectServlet, self).__init__()
         self.cas_server_url = hs.config.cas_server_url.encode('ascii')
         self.cas_service_url = hs.config.cas_service_url.encode('ascii')
 
@@ -416,17 +351,15 @@ class CasTicketServlet(ClientV1RestServlet):
         self.cas_server_url = hs.config.cas_server_url
         self.cas_service_url = hs.config.cas_service_url
         self.cas_required_attributes = hs.config.cas_required_attributes
-        self.auth_handler = hs.get_auth_handler()
-        self.handlers = hs.get_handlers()
-        self.macaroon_gen = hs.get_macaroon_generator()
+        self._sso_auth_handler = SSOAuthHandler(hs)
 
     @defer.inlineCallbacks
     def on_GET(self, request):
-        client_redirect_url = request.args[b"redirectUrl"][0]
+        client_redirect_url = parse_string(request, "redirectUrl", required=True)
         http_client = self.hs.get_simple_http_client()
         uri = self.cas_server_url + "/proxyValidate"
         args = {
-            "ticket": request.args[b"ticket"][0].decode('ascii'),
+            "ticket": parse_string(request, "ticket", required=True),
             "service": self.cas_service_url
         }
         try:
@@ -438,7 +371,6 @@ class CasTicketServlet(ClientV1RestServlet):
         result = yield self.handle_cas_response(request, body, client_redirect_url)
         defer.returnValue(result)
 
-    @defer.inlineCallbacks
     def handle_cas_response(self, request, cas_response_body, client_redirect_url):
         user, attributes = self.parse_cas_response(cas_response_body)
 
@@ -454,28 +386,9 @@ class CasTicketServlet(ClientV1RestServlet):
                 if required_value != actual_value:
                     raise LoginError(401, "Unauthorized", errcode=Codes.UNAUTHORIZED)
 
-        user_id = UserID(user, self.hs.hostname).to_string()
-        auth_handler = self.auth_handler
-        registered_user_id = yield auth_handler.check_user_exists(user_id)
-        if not registered_user_id:
-            registered_user_id, _ = (
-                yield self.handlers.registration_handler.register(localpart=user)
-            )
-
-        login_token = self.macaroon_gen.generate_short_term_login_token(
-            registered_user_id
+        return self._sso_auth_handler.on_successful_auth(
+            user, request, client_redirect_url,
         )
-        redirect_url = self.add_login_token_to_redirect_url(client_redirect_url,
-                                                            login_token)
-        request.redirect(redirect_url)
-        finish_request(request)
-
-    def add_login_token_to_redirect_url(self, url, token):
-        url_parts = list(urllib.parse.urlparse(url))
-        query = dict(urllib.parse.parse_qsl(url_parts[4]))
-        query.update({"loginToken": token})
-        url_parts[4] = urllib.parse.urlencode(query).encode('ascii')
-        return urllib.parse.urlunparse(url_parts)
 
     def parse_cas_response(self, cas_response_body):
         user = None
@@ -510,10 +423,78 @@ class CasTicketServlet(ClientV1RestServlet):
         return user, attributes
 
 
+class SSOAuthHandler(object):
+    """
+    Utility class for Resources and Servlets which handle the response from a SSO
+    service
+
+    Args:
+        hs (synapse.server.HomeServer)
+    """
+    def __init__(self, hs):
+        self._hostname = hs.hostname
+        self._auth_handler = hs.get_auth_handler()
+        self._registration_handler = hs.get_registration_handler()
+        self._macaroon_gen = hs.get_macaroon_generator()
+
+    @defer.inlineCallbacks
+    def on_successful_auth(
+        self, username, request, client_redirect_url,
+        user_display_name=None,
+    ):
+        """Called once the user has successfully authenticated with the SSO.
+
+        Registers the user if necessary, and then returns a redirect (with
+        a login token) to the client.
+
+        Args:
+            username (unicode|bytes): the remote user id. We'll map this onto
+                something sane for a MXID localpath.
+
+            request (SynapseRequest): the incoming request from the browser. We'll
+                respond to it with a redirect.
+
+            client_redirect_url (unicode): the redirect_url the client gave us when
+                it first started the process.
+
+            user_display_name (unicode|None): if set, and we have to register a new user,
+                we will set their displayname to this.
+
+        Returns:
+            Deferred[none]: Completes once we have handled the request.
+        """
+        localpart = map_username_to_mxid_localpart(username)
+        user_id = UserID(localpart, self._hostname).to_string()
+        registered_user_id = yield self._auth_handler.check_user_exists(user_id)
+        if not registered_user_id:
+            registered_user_id, _ = (
+                yield self._registration_handler.register(
+                    localpart=localpart,
+                    generate_token=False,
+                    default_display_name=user_display_name,
+                )
+            )
+
+        login_token = self._macaroon_gen.generate_short_term_login_token(
+            registered_user_id
+        )
+        redirect_url = self._add_login_token_to_redirect_url(
+            client_redirect_url, login_token
+        )
+        request.redirect(redirect_url)
+        finish_request(request)
+
+    @staticmethod
+    def _add_login_token_to_redirect_url(url, token):
+        url_parts = list(urllib.parse.urlparse(url))
+        query = dict(urllib.parse.parse_qsl(url_parts[4]))
+        query.update({"loginToken": token})
+        url_parts[4] = urllib.parse.urlencode(query)
+        return urllib.parse.urlunparse(url_parts)
+
+
 def register_servlets(hs, http_server):
     LoginRestServlet(hs).register(http_server)
-    if hs.config.saml2_enabled:
-        SAML2RestServlet(hs).register(http_server)
     if hs.config.cas_enabled:
         CasRedirectServlet(hs).register(http_server)
         CasTicketServlet(hs).register(http_server)
diff --git a/synapse/rest/client/v1/push_rule.py b/synapse/rest/client/v1/push_rule.py
index 9382b1f124..c654f9b5f0 100644
--- a/synapse/rest/client/v1/push_rule.py
+++ b/synapse/rest/client/v1/push_rule.py
@@ -42,7 +42,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request):
-        spec = _rule_spec_from_path(request.postpath)
+        spec = _rule_spec_from_path([x.decode('utf8') for x in request.postpath])
         try:
             priority_class = _priority_class_from_spec(spec)
         except InvalidRuleException as e:
@@ -103,7 +103,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def on_DELETE(self, request):
-        spec = _rule_spec_from_path(request.postpath)
+        spec = _rule_spec_from_path([x.decode('utf8') for x in request.postpath])
 
         requester = yield self.auth.get_user_by_req(request)
         user_id = requester.user.to_string()
@@ -134,7 +134,7 @@ class PushRuleRestServlet(ClientV1RestServlet):
 
         rules = format_push_rules_for_user(requester.user, rules)
 
-        path = request.postpath[1:]
+        path = [x.decode('utf8') for x in request.postpath][1:]
 
         if path == []:
             # we're a reference impl: pedantry is our job.
@@ -142,11 +142,10 @@ class PushRuleRestServlet(ClientV1RestServlet):
                 PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR
             )
 
-        if path[0] == b'':
+        if path[0] == '':
             defer.returnValue((200, rules))
-        elif path[0] == b'global':
-            path = [x.decode('ascii') for x in path[1:]]
-            result = _filter_ruleset_with_path(rules['global'], path)
+        elif path[0] == 'global':
+            result = _filter_ruleset_with_path(rules['global'], path[1:])
             defer.returnValue((200, result))
         else:
             raise UnrecognizedRequestError()
@@ -190,12 +189,24 @@ class PushRuleRestServlet(ClientV1RestServlet):
 
 
 def _rule_spec_from_path(path):
+    """Turn a sequence of path components into a rule spec
+
+    Args:
+        path (sequence[unicode]): the URL path components.
+
+    Returns:
+        dict: rule spec dict, containing scope/template/rule_id entries,
+            and possibly attr.
+
+    Raises:
+        UnrecognizedRequestError if the path components cannot be parsed.
+    """
     if len(path) < 2:
         raise UnrecognizedRequestError()
-    if path[0] != b'pushrules':
+    if path[0] != 'pushrules':
         raise UnrecognizedRequestError()
 
-    scope = path[1].decode('ascii')
+    scope = path[1]
     path = path[2:]
     if scope != 'global':
         raise UnrecognizedRequestError()
@@ -203,13 +214,13 @@ def _rule_spec_from_path(path):
     if len(path) == 0:
         raise UnrecognizedRequestError()
 
-    template = path[0].decode('ascii')
+    template = path[0]
     path = path[1:]
 
     if len(path) == 0 or len(path[0]) == 0:
         raise UnrecognizedRequestError()
 
-    rule_id = path[0].decode('ascii')
+    rule_id = path[0]
 
     spec = {
         'scope': scope,
@@ -220,7 +231,7 @@ def _rule_spec_from_path(path):
     path = path[1:]
 
     if len(path) > 0 and len(path[0]) > 0:
-        spec['attr'] = path[0].decode('ascii')
+        spec['attr'] = path[0]
 
     return spec
 
diff --git a/synapse/rest/client/v1/pusher.py b/synapse/rest/client/v1/pusher.py
index b84f0260f2..4c07ae7f45 100644
--- a/synapse/rest/client/v1/pusher.py
+++ b/synapse/rest/client/v1/pusher.py
@@ -142,7 +142,7 @@ class PushersRemoveRestServlet(RestServlet):
     To allow pusher to be delete by clicking a link (ie. GET request)
     """
     PATTERNS = client_path_patterns("/pushers/remove$")
-    SUCCESS_HTML = "<html><body>You have been unsubscribed</body><html>"
+    SUCCESS_HTML = b"<html><body>You have been unsubscribed</body><html>"
 
     def __init__(self, hs):
         super(PushersRemoveRestServlet, self).__init__()
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index fcfe7857f6..48da4d557f 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -89,7 +89,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
     def __init__(self, hs):
         super(RoomStateEventRestServlet, self).__init__(hs)
         self.handlers = hs.get_handlers()
-        self.event_creation_hander = hs.get_event_creation_handler()
+        self.event_creation_handler = hs.get_event_creation_handler()
         self.room_member_handler = hs.get_room_member_handler()
         self.message_handler = hs.get_message_handler()
 
@@ -172,7 +172,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
                 content=content,
             )
         else:
-            event = yield self.event_creation_hander.create_and_send_nonmember_event(
+            event = yield self.event_creation_handler.create_and_send_nonmember_event(
                 requester,
                 event_dict,
                 txn_id=txn_id,
@@ -189,7 +189,7 @@ class RoomSendEventRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(RoomSendEventRestServlet, self).__init__(hs)
-        self.event_creation_hander = hs.get_event_creation_handler()
+        self.event_creation_handler = hs.get_event_creation_handler()
 
     def register(self, http_server):
         # /rooms/$roomid/send/$event_type[/$txn_id]
@@ -211,7 +211,7 @@ class RoomSendEventRestServlet(ClientV1RestServlet):
         if b'ts' in request.args and requester.app_service:
             event_dict['origin_server_ts'] = parse_integer(request, "ts", 0)
 
-        event = yield self.event_creation_hander.create_and_send_nonmember_event(
+        event = yield self.event_creation_handler.create_and_send_nonmember_event(
             requester,
             event_dict,
             txn_id=txn_id,