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authorRichard van der Hoff <1389908+richvdh@users.noreply.github.com>2018-07-27 09:17:11 +0100
committerGitHub <noreply@github.com>2018-07-27 09:17:11 +0100
commit7041cd872b8f1105d58f8e8ac79ffd32c76a1994 (patch)
tree4736db867cfd029d8e7627edb971eccc926371bc /synapse/rest/client
parentMerge remote-tracking branch 'upstream/develop' into send_sni_for_federation_... (diff)
parentMerge pull request #3616 from matrix-org/travis/event_id_send_leave (diff)
downloadsynapse-7041cd872b8f1105d58f8e8ac79ffd32c76a1994.tar.xz
Merge branch 'develop' into send_sni_for_federation_requests
Diffstat (limited to 'synapse/rest/client')
-rw-r--r--synapse/rest/client/v1/admin.py134
-rw-r--r--synapse/rest/client/v1/initial_sync.py2
-rw-r--r--synapse/rest/client/v1/room.py29
-rw-r--r--synapse/rest/client/v1_only/__init__.py3
-rw-r--r--synapse/rest/client/v1_only/base.py39
-rw-r--r--synapse/rest/client/v1_only/register.py (renamed from synapse/rest/client/v1/register.py)7
-rw-r--r--synapse/rest/client/v2_alpha/devices.py2
-rw-r--r--synapse/rest/client/v2_alpha/register.py2
8 files changed, 192 insertions, 26 deletions
diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py
index 01c3f2eb04..99f6c6e3c3 100644
--- a/synapse/rest/client/v1/admin.py
+++ b/synapse/rest/client/v1/admin.py
@@ -14,6 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import hashlib
+import hmac
 import logging
 
 from six.moves import http_client
@@ -24,9 +26,9 @@ from synapse.api.constants import Membership
 from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
 from synapse.http.servlet import (
     assert_params_in_dict,
-    parse_json_object_from_request,
     parse_integer,
-    parse_string
+    parse_json_object_from_request,
+    parse_string,
 )
 from synapse.types import UserID, create_requester
 
@@ -63,6 +65,125 @@ class UsersRestServlet(ClientV1RestServlet):
         defer.returnValue((200, ret))
 
 
+class UserRegisterServlet(ClientV1RestServlet):
+    """
+    Attributes:
+         NONCE_TIMEOUT (int): Seconds until a generated nonce won't be accepted
+         nonces (dict[str, int]): The nonces that we will accept. A dict of
+             nonce to the time it was generated, in int seconds.
+    """
+    PATTERNS = client_path_patterns("/admin/register")
+    NONCE_TIMEOUT = 60
+
+    def __init__(self, hs):
+        super(UserRegisterServlet, self).__init__(hs)
+        self.handlers = hs.get_handlers()
+        self.reactor = hs.get_reactor()
+        self.nonces = {}
+        self.hs = hs
+
+    def _clear_old_nonces(self):
+        """
+        Clear out old nonces that are older than NONCE_TIMEOUT.
+        """
+        now = int(self.reactor.seconds())
+
+        for k, v in list(self.nonces.items()):
+            if now - v > self.NONCE_TIMEOUT:
+                del self.nonces[k]
+
+    def on_GET(self, request):
+        """
+        Generate a new nonce.
+        """
+        self._clear_old_nonces()
+
+        nonce = self.hs.get_secrets().token_hex(64)
+        self.nonces[nonce] = int(self.reactor.seconds())
+        return (200, {"nonce": nonce.encode('ascii')})
+
+    @defer.inlineCallbacks
+    def on_POST(self, request):
+        self._clear_old_nonces()
+
+        if not self.hs.config.registration_shared_secret:
+            raise SynapseError(400, "Shared secret registration is not enabled")
+
+        body = parse_json_object_from_request(request)
+
+        if "nonce" not in body:
+            raise SynapseError(
+                400, "nonce must be specified", errcode=Codes.BAD_JSON,
+            )
+
+        nonce = body["nonce"]
+
+        if nonce not in self.nonces:
+            raise SynapseError(
+                400, "unrecognised nonce",
+            )
+
+        # Delete the nonce, so it can't be reused, even if it's invalid
+        del self.nonces[nonce]
+
+        if "username" not in body:
+            raise SynapseError(
+                400, "username must be specified", errcode=Codes.BAD_JSON,
+            )
+        else:
+            if (not isinstance(body['username'], str) or len(body['username']) > 512):
+                raise SynapseError(400, "Invalid username")
+
+            username = body["username"].encode("utf-8")
+            if b"\x00" in username:
+                raise SynapseError(400, "Invalid username")
+
+        if "password" not in body:
+            raise SynapseError(
+                400, "password must be specified", errcode=Codes.BAD_JSON,
+            )
+        else:
+            if (not isinstance(body['password'], str) or len(body['password']) > 512):
+                raise SynapseError(400, "Invalid password")
+
+            password = body["password"].encode("utf-8")
+            if b"\x00" in password:
+                raise SynapseError(400, "Invalid password")
+
+        admin = body.get("admin", None)
+        got_mac = body["mac"]
+
+        want_mac = hmac.new(
+            key=self.hs.config.registration_shared_secret.encode(),
+            digestmod=hashlib.sha1,
+        )
+        want_mac.update(nonce)
+        want_mac.update(b"\x00")
+        want_mac.update(username)
+        want_mac.update(b"\x00")
+        want_mac.update(password)
+        want_mac.update(b"\x00")
+        want_mac.update(b"admin" if admin else b"notadmin")
+        want_mac = want_mac.hexdigest()
+
+        if not hmac.compare_digest(want_mac, got_mac):
+            raise SynapseError(
+                403, "HMAC incorrect",
+            )
+
+        # Reuse the parts of RegisterRestServlet to reduce code duplication
+        from synapse.rest.client.v2_alpha.register import RegisterRestServlet
+        register = RegisterRestServlet(self.hs)
+
+        (user_id, _) = yield register.registration_handler.register(
+            localpart=username.lower(), password=password, admin=bool(admin),
+            generate_token=False,
+        )
+
+        result = yield register._create_registration_details(user_id, body)
+        defer.returnValue((200, result))
+
+
 class WhoisRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns("/admin/whois/(?P<user_id>[^/]*)")
 
@@ -123,7 +244,7 @@ class PurgeHistoryRestServlet(ClientV1RestServlet):
             hs (synapse.server.HomeServer)
         """
         super(PurgeHistoryRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.pagination_handler = hs.get_pagination_handler()
         self.store = hs.get_datastore()
 
     @defer.inlineCallbacks
@@ -198,7 +319,7 @@ class PurgeHistoryRestServlet(ClientV1RestServlet):
                 errcode=Codes.BAD_JSON,
             )
 
-        purge_id = yield self.handlers.message_handler.start_purge_history(
+        purge_id = yield self.pagination_handler.start_purge_history(
             room_id, token,
             delete_local_events=delete_local_events,
         )
@@ -220,7 +341,7 @@ class PurgeHistoryStatusRestServlet(ClientV1RestServlet):
             hs (synapse.server.HomeServer)
         """
         super(PurgeHistoryStatusRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.pagination_handler = hs.get_pagination_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, purge_id):
@@ -230,7 +351,7 @@ class PurgeHistoryStatusRestServlet(ClientV1RestServlet):
         if not is_admin:
             raise AuthError(403, "You are not a server admin")
 
-        purge_status = self.handlers.message_handler.get_purge_status(purge_id)
+        purge_status = self.pagination_handler.get_purge_status(purge_id)
         if purge_status is None:
             raise NotFoundError("purge id '%s' not found" % purge_id)
 
@@ -614,3 +735,4 @@ def register_servlets(hs, http_server):
     ShutdownRoomRestServlet(hs).register(http_server)
     QuarantineMediaInRoom(hs).register(http_server)
     ListMediaInRoom(hs).register(http_server)
+    UserRegisterServlet(hs).register(http_server)
diff --git a/synapse/rest/client/v1/initial_sync.py b/synapse/rest/client/v1/initial_sync.py
index 00a1a99feb..fd5f85b53e 100644
--- a/synapse/rest/client/v1/initial_sync.py
+++ b/synapse/rest/client/v1/initial_sync.py
@@ -15,8 +15,8 @@
 
 from twisted.internet import defer
 
-from synapse.streams.config import PaginationConfig
 from synapse.http.servlet import parse_boolean
+from synapse.streams.config import PaginationConfig
 
 from .base import ClientV1RestServlet, client_path_patterns
 
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 3d62447854..b7bd878c90 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -90,6 +90,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
         self.handlers = hs.get_handlers()
         self.event_creation_hander = hs.get_event_creation_handler()
         self.room_member_handler = hs.get_room_member_handler()
+        self.message_handler = hs.get_message_handler()
 
     def register(self, http_server):
         # /room/$roomid/state/$eventtype
@@ -124,7 +125,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
         format = parse_string(request, "format", default="content",
                               allowed_values=["content", "event"])
 
-        msg_handler = self.handlers.message_handler
+        msg_handler = self.message_handler
         data = yield msg_handler.get_room_data(
             user_id=requester.user.to_string(),
             room_id=room_id,
@@ -377,14 +378,13 @@ class RoomMemberListRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(RoomMemberListRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.message_handler = hs.get_message_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_id):
         # TODO support Pagination stream API (limit/tokens)
         requester = yield self.auth.get_user_by_req(request)
-        handler = self.handlers.message_handler
-        events = yield handler.get_state_events(
+        events = yield self.message_handler.get_state_events(
             room_id=room_id,
             user_id=requester.user.to_string(),
         )
@@ -406,7 +406,7 @@ class JoinedRoomMemberListRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(JoinedRoomMemberListRestServlet, self).__init__(hs)
-        self.message_handler = hs.get_handlers().message_handler
+        self.message_handler = hs.get_message_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_id):
@@ -427,7 +427,7 @@ class RoomMessageListRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(RoomMessageListRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.pagination_handler = hs.get_pagination_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_id):
@@ -442,8 +442,7 @@ class RoomMessageListRestServlet(ClientV1RestServlet):
             event_filter = Filter(json.loads(filter_json))
         else:
             event_filter = None
-        handler = self.handlers.message_handler
-        msgs = yield handler.get_messages(
+        msgs = yield self.pagination_handler.get_messages(
             room_id=room_id,
             requester=requester,
             pagin_config=pagination_config,
@@ -460,14 +459,13 @@ class RoomStateRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(RoomStateRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.message_handler = hs.get_message_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_id):
         requester = yield self.auth.get_user_by_req(request, allow_guest=True)
-        handler = self.handlers.message_handler
         # Get all the current state for this room
-        events = yield handler.get_state_events(
+        events = yield self.message_handler.get_state_events(
             room_id=room_id,
             user_id=requester.user.to_string(),
             is_guest=requester.is_guest,
@@ -525,7 +523,7 @@ class RoomEventContextServlet(ClientV1RestServlet):
     def __init__(self, hs):
         super(RoomEventContextServlet, self).__init__(hs)
         self.clock = hs.get_clock()
-        self.handlers = hs.get_handlers()
+        self.room_context_handler = hs.get_room_context_handler()
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_id, event_id):
@@ -533,7 +531,7 @@ class RoomEventContextServlet(ClientV1RestServlet):
 
         limit = parse_integer(request, "limit", default=10)
 
-        results = yield self.handlers.room_context_handler.get_event_context(
+        results = yield self.room_context_handler.get_event_context(
             requester.user,
             room_id,
             event_id,
@@ -832,10 +830,13 @@ def register_servlets(hs, http_server):
     RoomSendEventRestServlet(hs).register(http_server)
     PublicRoomListRestServlet(hs).register(http_server)
     RoomStateRestServlet(hs).register(http_server)
-    RoomInitialSyncRestServlet(hs).register(http_server)
     RoomRedactEventRestServlet(hs).register(http_server)
     RoomTypingRestServlet(hs).register(http_server)
     SearchRestServlet(hs).register(http_server)
     JoinedRoomsRestServlet(hs).register(http_server)
     RoomEventServlet(hs).register(http_server)
     RoomEventContextServlet(hs).register(http_server)
+
+
+def register_deprecated_servlets(hs, http_server):
+    RoomInitialSyncRestServlet(hs).register(http_server)
diff --git a/synapse/rest/client/v1_only/__init__.py b/synapse/rest/client/v1_only/__init__.py
new file mode 100644
index 0000000000..936f902ace
--- /dev/null
+++ b/synapse/rest/client/v1_only/__init__.py
@@ -0,0 +1,3 @@
+"""
+REST APIs that are only used in v1 (the legacy API).
+"""
diff --git a/synapse/rest/client/v1_only/base.py b/synapse/rest/client/v1_only/base.py
new file mode 100644
index 0000000000..9d4db7437c
--- /dev/null
+++ b/synapse/rest/client/v1_only/base.py
@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014-2016 OpenMarket Ltd
+# Copyright 2018 New Vector Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""This module contains base REST classes for constructing client v1 servlets.
+"""
+
+import re
+
+from synapse.api.urls import CLIENT_PREFIX
+
+
+def v1_only_client_path_patterns(path_regex, include_in_unstable=True):
+    """Creates a regex compiled client path with the correct client path
+    prefix.
+
+    Args:
+        path_regex (str): The regex string to match. This should NOT have a ^
+        as this will be prefixed.
+    Returns:
+        list of SRE_Pattern
+    """
+    patterns = [re.compile("^" + CLIENT_PREFIX + path_regex)]
+    if include_in_unstable:
+        unstable_prefix = CLIENT_PREFIX.replace("/api/v1", "/unstable")
+        patterns.append(re.compile("^" + unstable_prefix + path_regex))
+    return patterns
diff --git a/synapse/rest/client/v1/register.py b/synapse/rest/client/v1_only/register.py
index 25a143af8d..3439c3c6d4 100644
--- a/synapse/rest/client/v1/register.py
+++ b/synapse/rest/client/v1_only/register.py
@@ -24,9 +24,10 @@ import synapse.util.stringutils as stringutils
 from synapse.api.constants import LoginType
 from synapse.api.errors import Codes, SynapseError
 from synapse.http.servlet import assert_params_in_dict, parse_json_object_from_request
+from synapse.rest.client.v1.base import ClientV1RestServlet
 from synapse.types import create_requester
 
-from .base import ClientV1RestServlet, client_path_patterns
+from .base import v1_only_client_path_patterns
 
 logger = logging.getLogger(__name__)
 
@@ -49,7 +50,7 @@ class RegisterRestServlet(ClientV1RestServlet):
     handler doesn't have a concept of multi-stages or sessions.
     """
 
-    PATTERNS = client_path_patterns("/register$", releases=(), include_in_unstable=False)
+    PATTERNS = v1_only_client_path_patterns("/register$", include_in_unstable=False)
 
     def __init__(self, hs):
         """
@@ -379,7 +380,7 @@ class CreateUserRestServlet(ClientV1RestServlet):
     """Handles user creation via a server-to-server interface
     """
 
-    PATTERNS = client_path_patterns("/createUser$", releases=())
+    PATTERNS = v1_only_client_path_patterns("/createUser$")
 
     def __init__(self, hs):
         super(CreateUserRestServlet, self).__init__(hs)
diff --git a/synapse/rest/client/v2_alpha/devices.py b/synapse/rest/client/v2_alpha/devices.py
index aded2409be..9b75bb1377 100644
--- a/synapse/rest/client/v2_alpha/devices.py
+++ b/synapse/rest/client/v2_alpha/devices.py
@@ -19,9 +19,9 @@ from twisted.internet import defer
 
 from synapse.api import errors
 from synapse.http.servlet import (
+    RestServlet,
     assert_params_in_dict,
     parse_json_object_from_request,
-    RestServlet
 )
 
 from ._base import client_v2_patterns, interactive_auth_handler
diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py
index 1918897f68..d6cf915d86 100644
--- a/synapse/rest/client/v2_alpha/register.py
+++ b/synapse/rest/client/v2_alpha/register.py
@@ -643,7 +643,7 @@ class RegisterRestServlet(RestServlet):
     @defer.inlineCallbacks
     def _do_guest_registration(self, params):
         if not self.hs.config.allow_guest_access:
-            defer.returnValue((403, "Guest access is disabled"))
+            raise SynapseError(403, "Guest access is disabled")
         user_id, _ = yield self.registration_handler.register(
             generate_token=False,
             make_guest=True