diff options
| -rw-r--r-- | synapse/handlers/register.py | 3 | ||||
| -rw-r--r-- | synapse/rest/client/v2_alpha/register.py | 124 | ||||
| -rw-r--r-- | tests/rest/client/v2_alpha/test_register.py | 132 |
3 files changed, 204 insertions, 55 deletions
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index a1288b4252..f81d75017d 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -73,7 +73,8 @@ class RegistrationHandler(BaseHandler): localpart : The local part of the user ID to register. If None, one will be randomly generated. password (str) : The password to assign to this user so they can - login again. + login again. This can be None which means they cannot login again + via a password (e.g. the user is an application service user). Returns: A tuple of (user_id, access_token). Raises: diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py index 0c737d73b8..e1c42dd51e 100644 --- a/synapse/rest/client/v2_alpha/register.py +++ b/synapse/rest/client/v2_alpha/register.py @@ -19,7 +19,7 @@ from synapse.api.constants import LoginType from synapse.api.errors import SynapseError, Codes from synapse.http.servlet import RestServlet -from ._base import client_v2_pattern, parse_request_allow_empty +from ._base import client_v2_pattern, parse_json_dict_from_request import logging import hmac @@ -55,30 +55,52 @@ class RegisterRestServlet(RestServlet): @defer.inlineCallbacks def on_POST(self, request): yield run_on_reactor() + body = parse_json_dict_from_request(request) - body = parse_request_allow_empty(request) - # we do basic sanity checks here because the auth - # layer will store these in sessions + # we do basic sanity checks here because the auth layer will store these + # in sessions. Pull out the username/password provided to us. + desired_password = None if 'password' in body: - if ((not isinstance(body['password'], str) and - not isinstance(body['password'], unicode)) or + if (not isinstance(body['password'], basestring) or len(body['password']) > 512): raise SynapseError(400, "Invalid password") + desired_password = body["password"] + desired_username = None if 'username' in body: - if ((not isinstance(body['username'], str) and - not isinstance(body['username'], unicode)) or + if (not isinstance(body['username'], basestring) or len(body['username']) > 512): raise SynapseError(400, "Invalid username") desired_username = body['username'] - yield self.registration_handler.check_username(desired_username) - is_using_shared_secret = False - is_application_server = False - - service = None + appservice = None if 'access_token' in request.args: - service = yield self.auth.get_appservice_by_req(request) + appservice = yield self.auth.get_appservice_by_req(request) + + # fork off as soon as possible for ASes and shared secret auth which + # have completely different registration flows to normal users + + # == Application Service Registration == + if appservice: + result = yield self._do_appservice_registration(desired_username) + defer.returnValue((200, result)) # we throw for non 200 responses + return + + # == Shared Secret Registration == (e.g. create new user scripts) + if 'mac' in body: + # FIXME: Should we really be determining if this is shared secret + # auth based purely on the 'mac' key? + result = yield self._do_shared_secret_registration( + desired_username, desired_password, body["mac"] + ) + defer.returnValue((200, result)) # we throw for non 200 responses + return + + # == Normal User Registration == (everyone else) + if self.hs.config.disable_registration: + raise SynapseError(403, "Registration has been disabled") + + yield self.registration_handler.check_username(desired_username) if self.hs.config.enable_registration_captcha: flows = [ @@ -91,39 +113,20 @@ class RegisterRestServlet(RestServlet): [LoginType.EMAIL_IDENTITY] ] - result = None - if service: - is_application_server = True - params = body - elif 'mac' in body: - # Check registration-specific shared secret auth - if 'username' not in body: - raise SynapseError(400, "", Codes.MISSING_PARAM) - self._check_shared_secret_auth( - body['username'], body['mac'] - ) - is_using_shared_secret = True - params = body - else: - authed, result, params = yield self.auth_handler.check_auth( - flows, body, self.hs.get_ip_from_request(request) - ) - - if not authed: - defer.returnValue((401, result)) - - can_register = ( - not self.hs.config.disable_registration - or is_application_server - or is_using_shared_secret + authed, result, params = yield self.auth_handler.check_auth( + flows, body, self.hs.get_ip_from_request(request) ) - if not can_register: - raise SynapseError(403, "Registration has been disabled") + if not authed: + defer.returnValue((401, result)) + return + + # NB: This may be from the auth handler and NOT from the POST if 'password' not in params: - raise SynapseError(400, "", Codes.MISSING_PARAM) - desired_username = params['username'] if 'username' in params else None - new_password = params['password'] + raise SynapseError(400, "Missing password.", Codes.MISSING_PARAM) + + desired_username = params.get("username", None) + new_password = params.get("password", None) (user_id, token) = yield self.registration_handler.register( localpart=desired_username, @@ -156,18 +159,21 @@ class RegisterRestServlet(RestServlet): else: logger.info("bind_email not specified: not binding email") - result = { - "user_id": user_id, - "access_token": token, - "home_server": self.hs.hostname, - } - + result = self._create_registration_details(user_id, token) defer.returnValue((200, result)) def on_OPTIONS(self, _): return 200, {} - def _check_shared_secret_auth(self, username, mac): + @defer.inlineCallbacks + def _do_appservice_registration(self, username): + (user_id, token) = yield self.registration_handler.register( + localpart=username + ) + defer.returnValue(self._create_registration_details(user_id, token)) + + @defer.inlineCallbacks + def _do_shared_secret_registration(self, username, password, mac): if not self.hs.config.registration_shared_secret: raise SynapseError(400, "Shared secret registration is not enabled") @@ -183,13 +189,23 @@ class RegisterRestServlet(RestServlet): digestmod=sha1, ).hexdigest() - if compare_digest(want_mac, got_mac): - return True - else: + if not compare_digest(want_mac, got_mac): raise SynapseError( 403, "HMAC incorrect", ) + (user_id, token) = yield self.registration_handler.register( + localpart=username, password=password + ) + defer.returnValue(self._create_registration_details(user_id, token)) + + def _create_registration_details(self, user_id, token): + return { + "user_id": user_id, + "access_token": token, + "home_server": self.hs.hostname, + } + def register_servlets(hs, http_server): RegisterRestServlet(hs).register(http_server) diff --git a/tests/rest/client/v2_alpha/test_register.py b/tests/rest/client/v2_alpha/test_register.py new file mode 100644 index 0000000000..3edc2ec2e9 --- /dev/null +++ b/tests/rest/client/v2_alpha/test_register.py @@ -0,0 +1,132 @@ +from synapse.rest.client.v2_alpha.register import RegisterRestServlet +from synapse.api.errors import SynapseError +from twisted.internet import defer +from mock import Mock, MagicMock +from tests import unittest +import json + + +class RegisterRestServletTestCase(unittest.TestCase): + + def setUp(self): + # do the dance to hook up request data to self.request_data + self.request_data = "" + self.request = Mock( + content=Mock(read=Mock(side_effect=lambda: self.request_data)), + ) + self.request.args = {} + + self.appservice = None + self.auth = Mock(get_appservice_by_req=Mock( + side_effect=lambda x: defer.succeed(self.appservice)) + ) + + self.auth_result = (False, None, None) + self.auth_handler = Mock( + check_auth=Mock(side_effect=lambda x,y,z: self.auth_result) + ) + self.registration_handler = Mock() + self.identity_handler = Mock() + self.login_handler = Mock() + + # do the dance to hook it up to the hs global + self.handlers = Mock( + auth_handler=self.auth_handler, + registration_handler=self.registration_handler, + identity_handler=self.identity_handler, + login_handler=self.login_handler + ) + self.hs = Mock() + self.hs.hostname = "superbig~testing~thing.com" + self.hs.get_auth = Mock(return_value=self.auth) + self.hs.get_handlers = Mock(return_value=self.handlers) + self.hs.config.disable_registration = False + + # init the thing we're testing + self.servlet = RegisterRestServlet(self.hs) + + @defer.inlineCallbacks + def test_POST_appservice_registration_valid(self): + user_id = "@kermit:muppet" + token = "kermits_access_token" + self.request.args = { + "access_token": "i_am_an_app_service" + } + self.request_data = json.dumps({ + "username": "kermit" + }) + self.appservice = { + "id": "1234" + } + self.registration_handler.register = Mock(return_value=(user_id, token)) + result = yield self.servlet.on_POST(self.request) + self.assertEquals(result, (200, { + "user_id": user_id, + "access_token": token, + "home_server": self.hs.hostname + })) + + @defer.inlineCallbacks + def test_POST_appservice_registration_invalid(self): + self.request.args = { + "access_token": "i_am_an_app_service" + } + self.request_data = json.dumps({ + "username": "kermit" + }) + self.appservice = None # no application service exists + result = yield self.servlet.on_POST(self.request) + self.assertEquals(result, (401, None)) + + def test_POST_bad_password(self): + self.request_data = json.dumps({ + "username": "kermit", + "password": 666 + }) + d = self.servlet.on_POST(self.request) + return self.assertFailure(d, SynapseError) + + def test_POST_bad_username(self): + self.request_data = json.dumps({ + "username": 777, + "password": "monkey" + }) + d = self.servlet.on_POST(self.request) + return self.assertFailure(d, SynapseError) + + @defer.inlineCallbacks + def test_POST_user_valid(self): + user_id = "@kermit:muppet" + token = "kermits_access_token" + self.request_data = json.dumps({ + "username": "kermit", + "password": "monkey" + }) + self.registration_handler.check_username = Mock(return_value=True) + self.auth_result = (True, None, { + "username": "kermit", + "password": "monkey" + }) + self.registration_handler.register = Mock(return_value=(user_id, token)) + + result = yield self.servlet.on_POST(self.request) + self.assertEquals(result, (200, { + "user_id": user_id, + "access_token": token, + "home_server": self.hs.hostname + })) + + def test_POST_disabled_registration(self): + self.hs.config.disable_registration = True + self.request_data = json.dumps({ + "username": "kermit", + "password": "monkey" + }) + self.registration_handler.check_username = Mock(return_value=True) + self.auth_result = (True, None, { + "username": "kermit", + "password": "monkey" + }) + self.registration_handler.register = Mock(return_value=("@user:id", "t")) + d = self.servlet.on_POST(self.request) + return self.assertFailure(d, SynapseError) \ No newline at end of file |