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authorMichael Telatynski <7t3chguy@gmail.com>2018-07-24 17:17:46 +0100
committerMichael Telatynski <7t3chguy@gmail.com>2018-07-24 17:17:46 +0100
commit87951d3891efb5bccedf72c12b3da0d6ab482253 (patch)
treede7d997567c66c5a4d8743c1f3b9d6b474f5cfd9 /synapse/rest/client/v1/admin.py
parentif inviter_display_name == ""||None then default to inviter MXID (diff)
parentMerge pull request #3595 from matrix-org/erikj/use_deltas (diff)
downloadsynapse-87951d3891efb5bccedf72c12b3da0d6ab482253.tar.xz
Merge branch 'develop' of github.com:matrix-org/synapse into t3chguy/default_inviter_display_name_3pid
Diffstat (limited to 'synapse/rest/client/v1/admin.py')
-rw-r--r--synapse/rest/client/v1/admin.py368
1 files changed, 306 insertions, 62 deletions
diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py
index 7d786e8de3..99f6c6e3c3 100644
--- a/synapse/rest/client/v1/admin.py
+++ b/synapse/rest/client/v1/admin.py
@@ -1,5 +1,6 @@
 # -*- 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.
@@ -13,17 +14,26 @@
 # 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
+
 from twisted.internet import defer
 
 from synapse.api.constants import Membership
-from synapse.api.errors import AuthError, SynapseError
+from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
+from synapse.http.servlet import (
+    assert_params_in_dict,
+    parse_integer,
+    parse_json_object_from_request,
+    parse_string,
+)
 from synapse.types import UserID, create_requester
-from synapse.http.servlet import parse_json_object_from_request
 
 from .base import ClientV1RestServlet, client_path_patterns
 
-import logging
-
 logger = logging.getLogger(__name__)
 
 
@@ -55,6 +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>[^/]*)")
 
@@ -95,16 +224,8 @@ class PurgeMediaCacheRestServlet(ClientV1RestServlet):
         if not is_admin:
             raise AuthError(403, "You are not a server admin")
 
-        before_ts = request.args.get("before_ts", None)
-        if not before_ts:
-            raise SynapseError(400, "Missing 'before_ts' arg")
-
-        logger.info("before_ts: %r", before_ts[0])
-
-        try:
-            before_ts = int(before_ts[0])
-        except Exception:
-            raise SynapseError(400, "Invalid 'before_ts' arg")
+        before_ts = parse_integer(request, "before_ts", required=True)
+        logger.info("before_ts: %r", before_ts)
 
         ret = yield self.media_repository.delete_old_remote_media(before_ts)
 
@@ -113,12 +234,18 @@ class PurgeMediaCacheRestServlet(ClientV1RestServlet):
 
 class PurgeHistoryRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns(
-        "/admin/purge_history/(?P<room_id>[^/]*)/(?P<event_id>[^/]*)"
+        "/admin/purge_history/(?P<room_id>[^/]*)(/(?P<event_id>[^/]+))?"
     )
 
     def __init__(self, hs):
+        """
+
+        Args:
+            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
     def on_POST(self, request, room_id, event_id):
@@ -128,20 +255,127 @@ class PurgeHistoryRestServlet(ClientV1RestServlet):
         if not is_admin:
             raise AuthError(403, "You are not a server admin")
 
-        yield self.handlers.message_handler.purge_history(room_id, event_id)
+        body = parse_json_object_from_request(request, allow_empty_body=True)
 
-        defer.returnValue((200, {}))
+        delete_local_events = bool(body.get("delete_local_events", False))
+
+        # establish the topological ordering we should keep events from. The
+        # user can provide an event_id in the URL or the request body, or can
+        # provide a timestamp in the request body.
+        if event_id is None:
+            event_id = body.get('purge_up_to_event_id')
+
+        if event_id is not None:
+            event = yield self.store.get_event(event_id)
+
+            if event.room_id != room_id:
+                raise SynapseError(400, "Event is for wrong room.")
+
+            token = yield self.store.get_topological_token_for_event(event_id)
+
+            logger.info(
+                "[purge] purging up to token %s (event_id %s)",
+                token, event_id,
+            )
+        elif 'purge_up_to_ts' in body:
+            ts = body['purge_up_to_ts']
+            if not isinstance(ts, int):
+                raise SynapseError(
+                    400, "purge_up_to_ts must be an int",
+                    errcode=Codes.BAD_JSON,
+                )
+
+            stream_ordering = (
+                yield self.store.find_first_stream_ordering_after_ts(ts)
+            )
+
+            r = (
+                yield self.store.get_room_event_after_stream_ordering(
+                    room_id, stream_ordering,
+                )
+            )
+            if not r:
+                logger.warn(
+                    "[purge] purging events not possible: No event found "
+                    "(received_ts %i => stream_ordering %i)",
+                    ts, stream_ordering,
+                )
+                raise SynapseError(
+                    404,
+                    "there is no event to be purged",
+                    errcode=Codes.NOT_FOUND,
+                )
+            (stream, topo, _event_id) = r
+            token = "t%d-%d" % (topo, stream)
+            logger.info(
+                "[purge] purging up to token %s (received_ts %i => "
+                "stream_ordering %i)",
+                token, ts, stream_ordering,
+            )
+        else:
+            raise SynapseError(
+                400,
+                "must specify purge_up_to_event_id or purge_up_to_ts",
+                errcode=Codes.BAD_JSON,
+            )
+
+        purge_id = yield self.pagination_handler.start_purge_history(
+            room_id, token,
+            delete_local_events=delete_local_events,
+        )
+
+        defer.returnValue((200, {
+            "purge_id": purge_id,
+        }))
+
+
+class PurgeHistoryStatusRestServlet(ClientV1RestServlet):
+    PATTERNS = client_path_patterns(
+        "/admin/purge_history_status/(?P<purge_id>[^/]+)"
+    )
+
+    def __init__(self, hs):
+        """
+
+        Args:
+            hs (synapse.server.HomeServer)
+        """
+        super(PurgeHistoryStatusRestServlet, self).__init__(hs)
+        self.pagination_handler = hs.get_pagination_handler()
+
+    @defer.inlineCallbacks
+    def on_GET(self, request, purge_id):
+        requester = yield self.auth.get_user_by_req(request)
+        is_admin = yield self.auth.is_server_admin(requester.user)
+
+        if not is_admin:
+            raise AuthError(403, "You are not a server admin")
+
+        purge_status = self.pagination_handler.get_purge_status(purge_id)
+        if purge_status is None:
+            raise NotFoundError("purge id '%s' not found" % purge_id)
+
+        defer.returnValue((200, purge_status.asdict()))
 
 
 class DeactivateAccountRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns("/admin/deactivate/(?P<target_user_id>[^/]*)")
 
     def __init__(self, hs):
-        self.store = hs.get_datastore()
         super(DeactivateAccountRestServlet, self).__init__(hs)
+        self._deactivate_account_handler = hs.get_deactivate_account_handler()
 
     @defer.inlineCallbacks
     def on_POST(self, request, target_user_id):
+        body = parse_json_object_from_request(request, allow_empty_body=True)
+        erase = body.get("erase", False)
+        if not isinstance(erase, bool):
+            raise SynapseError(
+                http_client.BAD_REQUEST,
+                "Param 'erase' must be a boolean, if given",
+                Codes.BAD_JSON,
+            )
+
         UserID.from_string(target_user_id)
         requester = yield self.auth.get_user_by_req(request)
         is_admin = yield self.auth.is_server_admin(requester.user)
@@ -149,12 +383,9 @@ class DeactivateAccountRestServlet(ClientV1RestServlet):
         if not is_admin:
             raise AuthError(403, "You are not a server admin")
 
-        # FIXME: Theoretically there is a race here wherein user resets password
-        # using threepid.
-        yield self.store.user_delete_access_tokens(target_user_id)
-        yield self.store.user_delete_threepids(target_user_id)
-        yield self.store.user_set_password_hash(target_user_id, None)
-
+        yield self._deactivate_account_handler.deactivate_account(
+            target_user_id, erase,
+        )
         defer.returnValue((200, {}))
 
 
@@ -168,14 +399,16 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
 
     DEFAULT_MESSAGE = (
         "Sharing illegal content on this server is not permitted and rooms in"
-        " violatation will be blocked."
+        " violation will be blocked."
     )
 
     def __init__(self, hs):
         super(ShutdownRoomRestServlet, self).__init__(hs)
         self.store = hs.get_datastore()
-        self.handlers = hs.get_handlers()
         self.state = hs.get_state_handler()
+        self._room_creation_handler = hs.get_room_creation_handler()
+        self.event_creation_handler = hs.get_event_creation_handler()
+        self.room_member_handler = hs.get_room_member_handler()
 
     @defer.inlineCallbacks
     def on_POST(self, request, room_id):
@@ -185,17 +418,15 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
             raise AuthError(403, "You are not a server admin")
 
         content = parse_json_object_from_request(request)
-
-        new_room_user_id = content.get("new_room_user_id")
-        if not new_room_user_id:
-            raise SynapseError(400, "Please provide field `new_room_user_id`")
+        assert_params_in_dict(content, ["new_room_user_id"])
+        new_room_user_id = content["new_room_user_id"]
 
         room_creator_requester = create_requester(new_room_user_id)
 
         message = content.get("message", self.DEFAULT_MESSAGE)
         room_name = content.get("room_name", "Content Violation Notification")
 
-        info = yield self.handlers.room_creation_handler.create_room(
+        info = yield self._room_creation_handler.create_room(
             room_creator_requester,
             config={
                 "preset": "public_chat",
@@ -208,8 +439,7 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
         )
         new_room_id = info["room_id"]
 
-        msg_handler = self.handlers.message_handler
-        yield msg_handler.create_and_send_nonmember_event(
+        yield self.event_creation_handler.create_and_send_nonmember_event(
             room_creator_requester,
             {
                 "type": "m.room.message",
@@ -235,7 +465,7 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
             logger.info("Kicking %r from %r...", user_id, room_id)
 
             target_requester = create_requester(user_id)
-            yield self.handlers.room_member_handler.update_membership(
+            yield self.room_member_handler.update_membership(
                 requester=target_requester,
                 target=target_requester.user,
                 room_id=room_id,
@@ -244,9 +474,9 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
                 ratelimit=False
             )
 
-            yield self.handlers.room_member_handler.forget(target_requester.user, room_id)
+            yield self.room_member_handler.forget(target_requester.user, room_id)
 
-            yield self.handlers.room_member_handler.update_membership(
+            yield self.room_member_handler.update_membership(
                 requester=target_requester,
                 target=target_requester.user,
                 room_id=new_room_id,
@@ -294,9 +524,30 @@ class QuarantineMediaInRoom(ClientV1RestServlet):
         defer.returnValue((200, {"num_quarantined": num_quarantined}))
 
 
+class ListMediaInRoom(ClientV1RestServlet):
+    """Lists all of the media in a given room.
+    """
+    PATTERNS = client_path_patterns("/admin/room/(?P<room_id>[^/]+)/media")
+
+    def __init__(self, hs):
+        super(ListMediaInRoom, self).__init__(hs)
+        self.store = hs.get_datastore()
+
+    @defer.inlineCallbacks
+    def on_GET(self, request, room_id):
+        requester = yield self.auth.get_user_by_req(request)
+        is_admin = yield self.auth.is_server_admin(requester.user)
+        if not is_admin:
+            raise AuthError(403, "You are not a server admin")
+
+        local_mxcs, remote_mxcs = yield self.store.get_media_mxcs_in_room(room_id)
+
+        defer.returnValue((200, {"local": local_mxcs, "remote": remote_mxcs}))
+
+
 class ResetPasswordRestServlet(ClientV1RestServlet):
     """Post request to allow an administrator reset password for a user.
-    This need a user have a administrator access in Synapse.
+    This needs user to have administrator access in Synapse.
         Example:
             http://localhost:8008/_matrix/client/api/v1/admin/reset_password/
             @user:to_reset_password?access_token=admin_access_token
@@ -314,12 +565,12 @@ class ResetPasswordRestServlet(ClientV1RestServlet):
         super(ResetPasswordRestServlet, self).__init__(hs)
         self.hs = hs
         self.auth = hs.get_auth()
-        self.auth_handler = hs.get_auth_handler()
+        self._set_password_handler = hs.get_set_password_handler()
 
     @defer.inlineCallbacks
     def on_POST(self, request, target_user_id):
         """Post request to allow an administrator reset password for a user.
-        This need a user have a administrator access in Synapse.
+        This needs user to have administrator access in Synapse.
         """
         UserID.from_string(target_user_id)
         requester = yield self.auth.get_user_by_req(request)
@@ -329,13 +580,12 @@ class ResetPasswordRestServlet(ClientV1RestServlet):
             raise AuthError(403, "You are not a server admin")
 
         params = parse_json_object_from_request(request)
+        assert_params_in_dict(params, ["new_password"])
         new_password = params['new_password']
-        if not new_password:
-            raise SynapseError(400, "Missing 'new_password' arg")
 
         logger.info("new_password: %r", new_password)
 
-        yield self.auth_handler.set_password(
+        yield self._set_password_handler.set_password(
             target_user_id, new_password, requester
         )
         defer.returnValue((200, {}))
@@ -343,7 +593,7 @@ class ResetPasswordRestServlet(ClientV1RestServlet):
 
 class GetUsersPaginatedRestServlet(ClientV1RestServlet):
     """Get request to get specific number of users from Synapse.
-    This need a user have a administrator access in Synapse.
+    This needs user to have administrator access in Synapse.
         Example:
             http://localhost:8008/_matrix/client/api/v1/admin/users_paginate/
             @admin:user?access_token=admin_access_token&start=0&limit=10
@@ -362,7 +612,7 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
     @defer.inlineCallbacks
     def on_GET(self, request, target_user_id):
         """Get request to get specific number of users from Synapse.
-        This need a user have a administrator access in Synapse.
+        This needs user to have administrator access in Synapse.
         """
         target_user = UserID.from_string(target_user_id)
         requester = yield self.auth.get_user_by_req(request)
@@ -379,12 +629,9 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
             raise SynapseError(400, "Can only users a local user")
 
         order = "name"  # order by name in user table
-        start = request.args.get("start")[0]
-        limit = request.args.get("limit")[0]
-        if not limit:
-            raise SynapseError(400, "Missing 'limit' arg")
-        if not start:
-            raise SynapseError(400, "Missing 'start' arg")
+        start = parse_integer(request, "start", required=True)
+        limit = parse_integer(request, "limit", required=True)
+
         logger.info("limit: %s, start: %s", limit, start)
 
         ret = yield self.handlers.admin_handler.get_users_paginate(
@@ -395,7 +642,7 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
     @defer.inlineCallbacks
     def on_POST(self, request, target_user_id):
         """Post request to get specific number of users from Synapse..
-        This need a user have a administrator access in Synapse.
+        This needs user to have administrator access in Synapse.
         Example:
             http://localhost:8008/_matrix/client/api/v1/admin/users_paginate/
             @admin:user?access_token=admin_access_token
@@ -416,12 +663,9 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
 
         order = "name"  # order by name in user table
         params = parse_json_object_from_request(request)
+        assert_params_in_dict(params, ["limit", "start"])
         limit = params['limit']
         start = params['start']
-        if not limit:
-            raise SynapseError(400, "Missing 'limit' arg")
-        if not start:
-            raise SynapseError(400, "Missing 'start' arg")
         logger.info("limit: %s, start: %s", limit, start)
 
         ret = yield self.handlers.admin_handler.get_users_paginate(
@@ -433,7 +677,7 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
 class SearchUsersRestServlet(ClientV1RestServlet):
     """Get request to search user table for specific users according to
     search term.
-    This need a user have a administrator access in Synapse.
+    This needs user to have administrator access in Synapse.
         Example:
             http://localhost:8008/_matrix/client/api/v1/admin/search_users/
             @admin:user?access_token=admin_access_token&term=alice
@@ -453,7 +697,7 @@ class SearchUsersRestServlet(ClientV1RestServlet):
     def on_GET(self, request, target_user_id):
         """Get request to search user table for specific users according to
         search term.
-        This need a user have a administrator access in Synapse.
+        This needs user to have a administrator access in Synapse.
         """
         target_user = UserID.from_string(target_user_id)
         requester = yield self.auth.get_user_by_req(request)
@@ -469,10 +713,7 @@ class SearchUsersRestServlet(ClientV1RestServlet):
         if not self.hs.is_mine(target_user):
             raise SynapseError(400, "Can only users a local user")
 
-        term = request.args.get("term")[0]
-        if not term:
-            raise SynapseError(400, "Missing 'term' arg")
-
+        term = parse_string(request, "term", required=True)
         logger.info("term: %s ", term)
 
         ret = yield self.handlers.admin_handler.search_users(
@@ -484,6 +725,7 @@ class SearchUsersRestServlet(ClientV1RestServlet):
 def register_servlets(hs, http_server):
     WhoisRestServlet(hs).register(http_server)
     PurgeMediaCacheRestServlet(hs).register(http_server)
+    PurgeHistoryStatusRestServlet(hs).register(http_server)
     DeactivateAccountRestServlet(hs).register(http_server)
     PurgeHistoryRestServlet(hs).register(http_server)
     UsersRestServlet(hs).register(http_server)
@@ -492,3 +734,5 @@ def register_servlets(hs, http_server):
     SearchUsersRestServlet(hs).register(http_server)
     ShutdownRoomRestServlet(hs).register(http_server)
     QuarantineMediaInRoom(hs).register(http_server)
+    ListMediaInRoom(hs).register(http_server)
+    UserRegisterServlet(hs).register(http_server)