diff --git a/scripts-dev/tail-synapse.py b/scripts-dev/tail-synapse.py new file mode 100644 index 000000000..18be711e9 --- /dev/null +++ b/scripts-dev/tail-synapse.py @@ -0,0 +1,67 @@ +import requests +import collections +import sys +import time +import json + +Entry = collections.namedtuple("Entry", "name position rows") + +ROW_TYPES = {} + + +def row_type_for_columns(name, column_names): + column_names = tuple(column_names) + row_type = ROW_TYPES.get((name, column_names)) + if row_type is None: + row_type = collections.namedtuple(name, column_names) + ROW_TYPES[(name, column_names)] = row_type + return row_type + + +def parse_response(content): + streams = json.loads(content) + result = {} + for name, value in streams.items(): + row_type = row_type_for_columns(name, value["field_names"]) + position = value["position"] + rows = [row_type(*row) for row in value["rows"]] + result[name] = Entry(name, position, rows) + return result + + +def replicate(server, streams): + return parse_response(requests.get( + server + "/_synapse/replication", + verify=False, + params=streams + ).content) + + +def main(): + server = sys.argv[1] + + streams = None + while not streams: + try: + streams = { + row.name: row.position + for row in replicate(server, {"streams":"-1"})["streams"].rows + } + except requests.exceptions.ConnectionError as e: + time.sleep(0.1) + + while True: + try: + results = replicate(server, streams) + except: + sys.stdout.write("connection_lost("+ repr(streams) + ")\n") + break + for update in results.values(): + for row in update.rows: + sys.stdout.write(repr(row) + "\n") + streams[update.name] = update.position + + + +if __name__=='__main__': + main() diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index 2b4be7bdd..de5ee988f 100755 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -63,6 +63,7 @@ from synapse.config.homeserver import HomeServerConfig from synapse.crypto import context_factory from synapse.util.logcontext import LoggingContext from synapse.metrics.resource import MetricsResource, METRICS_PREFIX +from synapse.replication.resource import ReplicationResource, REPLICATION_PREFIX from synapse.federation.transport.server import TransportLayerServer from synapse import events @@ -169,6 +170,9 @@ class SynapseHomeServer(HomeServer): if name == "metrics" and self.get_config().enable_metrics: resources[METRICS_PREFIX] = MetricsResource(self) + if name == "replication": + resources[REPLICATION_PREFIX] = ReplicationResource(self) + root_resource = create_resource_tree(resources) if tls: reactor.listenSSL( diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py index 08e38cdd2..d98e80086 100644 --- a/synapse/handlers/presence.py +++ b/synapse/handlers/presence.py @@ -774,6 +774,25 @@ class PresenceHandler(BaseHandler): defer.returnValue(observer_user.to_string() in accepted_observers) + @defer.inlineCallbacks + def get_all_presence_updates(self, last_id, current_id): + """ + Gets a list of presence update rows from between the given stream ids. + Each row has: + - stream_id(str) + - user_id(str) + - state(str) + - last_active_ts(int) + - last_federation_update_ts(int) + - last_user_sync_ts(int) + - status_msg(int) + - currently_active(int) + """ + # TODO(markjh): replicate the unpersisted changes. + # This could use the in-memory stores for recent changes. + rows = yield self.store.get_all_presence_updates(last_id, current_id) + defer.returnValue(rows) + def should_notify(old_state, new_state): """Decides if a presence state change should be sent to interested parties. diff --git a/synapse/handlers/typing.py b/synapse/handlers/typing.py index b16d0017d..8ce27f49e 100644 --- a/synapse/handlers/typing.py +++ b/synapse/handlers/typing.py @@ -25,6 +25,7 @@ from synapse.types import UserID import logging from collections import namedtuple +import ujson as json logger = logging.getLogger(__name__) @@ -219,6 +220,19 @@ class TypingNotificationHandler(BaseHandler): "typing_key", self._latest_room_serial, rooms=[room_id] ) + def get_all_typing_updates(self, last_id, current_id): + # TODO: Work out a way to do this without scanning the entire state. + rows = [] + for room_id, serial in self._room_serials.items(): + if last_id < serial and serial <= current_id: + typing = self._room_typing[room_id] + typing_bytes = json.dumps([ + u.to_string() for u in typing + ], ensure_ascii=False) + rows.append((serial, room_id, typing_bytes)) + rows.sort() + return rows + class TypingNotificationEventSource(object): def __init__(self, hs): diff --git a/synapse/notifier.py b/synapse/notifier.py index 560866b26..3c36a2086 100644 --- a/synapse/notifier.py +++ b/synapse/notifier.py @@ -159,6 +159,8 @@ class Notifier(object): self.remove_expired_streams, self.UNUSED_STREAM_EXPIRY_MS ) + self.replication_deferred = ObservableDeferred(defer.Deferred()) + # This is not a very cheap test to perform, but it's only executed # when rendering the metrics page, which is likely once per minute at # most when scraping it. @@ -207,6 +209,8 @@ class Notifier(object): )) self._notify_pending_new_room_events(max_room_stream_id) + self.notify_replication() + def _notify_pending_new_room_events(self, max_room_stream_id): """Notify for the room events that were queued waiting for a previous event to be persisted. @@ -276,6 +280,8 @@ class Notifier(object): except: logger.exception("Failed to notify listener") + self.notify_replication() + @defer.inlineCallbacks def wait_for_events(self, user_id, timeout, callback, room_ids=None, from_token=StreamToken("s0", "0", "0", "0", "0")): @@ -479,3 +485,45 @@ class Notifier(object): room_streams = self.room_to_user_streams.setdefault(room_id, set()) room_streams.add(new_user_stream) new_user_stream.rooms.add(room_id) + + def notify_replication(self): + """Notify the any replication listeners that there's a new event""" + with PreserveLoggingContext(): + deferred = self.replication_deferred + self.replication_deferred = ObservableDeferred(defer.Deferred()) + deferred.callback(None) + + @defer.inlineCallbacks + def wait_for_replication(self, callback, timeout): + """Wait for an event to happen. + + :param callback: + Gets called whenever an event happens. If this returns a truthy + value then ``wait_for_replication`` returns, otherwise it waits + for another event. + :param int timeout: + How many milliseconds to wait for callback return a truthy value. + :returns: + A deferred that resolves with the value returned by the callback. + """ + listener = _NotificationListener(None) + + def timed_out(): + listener.deferred.cancel() + + timer = self.clock.call_later(timeout / 1000., timed_out) + while True: + listener.deferred = self.replication_deferred.observe() + result = yield callback() + if result: + break + + try: + with PreserveLoggingContext(): + yield listener.deferred + except defer.CancelledError: + break + + self.clock.cancel_call_later(timer, ignore_errs=True) + + defer.returnValue(result) diff --git a/synapse/replication/__init__.py b/synapse/replication/__init__.py new file mode 100644 index 000000000..b7df13c9e --- /dev/null +++ b/synapse/replication/__init__.py @@ -0,0 +1,14 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket 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. diff --git a/synapse/replication/resource.py b/synapse/replication/resource.py new file mode 100644 index 000000000..e0d039518 --- /dev/null +++ b/synapse/replication/resource.py @@ -0,0 +1,320 @@ +# -*- coding: utf-8 -*- +# Copyright 2015 OpenMarket 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. + +from synapse.http.servlet import parse_integer, parse_string +from synapse.http.server import request_handler, finish_request + +from twisted.web.resource import Resource +from twisted.web.server import NOT_DONE_YET +from twisted.internet import defer + +import ujson as json + +import collections +import logging + +logger = logging.getLogger(__name__) + +REPLICATION_PREFIX = "/_synapse/replication" + +STREAM_NAMES = ( + ("events",), + ("presence",), + ("typing",), + ("receipts",), + ("user_account_data", "room_account_data", "tag_account_data",), + ("backfill",), +) + + +class ReplicationResource(Resource): + """ + HTTP endpoint for extracting data from synapse. + + The streams of data returned by the endpoint are controlled by the + parameters given to the API. To return a given stream pass a query + parameter with a position in the stream to return data from or the + special value "-1" to return data from the start of the stream. + + If there is no data for any of the supplied streams after the given + position then the request will block until there is data for one + of the streams. This allows clients to long-poll this API. + + The possible streams are: + + * "streams": A special stream returing the positions of other streams. + * "events": The new events seen on the server. + * "presence": Presence updates. + * "typing": Typing updates. + * "receipts": Receipt updates. + * "user_account_data": Top-level per user account data. + * "room_account_data: Per room per user account data. + * "tag_account_data": Per room per user tags. + * "backfill": Old events that have been backfilled from other servers. + + The API takes two additional query parameters: + + * "timeout": How long to wait before returning an empty response. + * "limit": The maximum number of rows to return for the selected streams. + + The response is a JSON object with keys for each stream with updates. Under + each key is a JSON object with: + + * "postion": The current position of the stream. + * "field_names": The names of the fields in each row. + * "rows": The updates as an array of arrays. + + There are a number of ways this API could be used: + + 1) To replicate the contents of the backing database to another database. + 2) To be notified when the contents of a shared backing database changes. + 3) To "tail" the activity happening on a server for debugging. + + In the first case the client would track all of the streams and store it's + own copy of the data. + + In the second case the client might theoretically just be able to follow + the "streams" stream to track where the other streams are. However in + practise it will probably need to get the contents of the streams in + order to expire the any in-memory caches. Whether it gets the contents + of the streams from this replication API or directly from the backing + store is a matter of taste. + + In the third case the client would use the "streams" stream to find what + streams are available and their current positions. Then it can start + long-polling this replication API for new data on those streams. + """ + + isLeaf = True + + def __init__(self, hs): + Resource.__init__(self) # Resource is old-style, so no super() + + self.version_string = hs.version_string + self.store = hs.get_datastore() + self.sources = hs.get_event_sources() + self.presence_handler = hs.get_handlers().presence_handler + self.typing_handler = hs.get_handlers().typing_notification_handler + self.notifier = hs.notifier + + def render_GET(self, request): + self._async_render_GET(request) + return NOT_DONE_YET + + @defer.inlineCallbacks + def current_replication_token(self): + stream_token = yield self.sources.get_current_token() + backfill_token = yield self.store.get_current_backfill_token() + + defer.returnValue(_ReplicationToken( + stream_token.room_stream_id, + int(stream_token.presence_key), + int(stream_token.typing_key), + int(stream_token.receipt_key), + int(stream_token.account_data_key), + backfill_token, + )) + + @request_handler + @defer.inlineCallbacks + def _async_render_GET(self, request): + limit = parse_integer(request, "limit", 100) + timeout = parse_integer(request, "timeout", 10 * 1000) + + request.setHeader(b"Content-Type", b"application/json") + writer = _Writer(request) + + @defer.inlineCallbacks + def replicate(): + current_token = yield self.current_replication_token() + logger.info("Replicating up to %r", current_token) + + yield self.account_data(writer, current_token, limit) + yield self.events(writer, current_token, limit) + yield self.presence(writer, current_token) # TODO: implement limit + yield self.typing(writer, current_token) # TODO: implement limit + yield self.receipts(writer, current_token, limit) + self.streams(writer, current_token) + + logger.info("Replicated %d rows", writer.total) + defer.returnValue(writer.total) + + yield self.notifier.wait_for_replication(replicate, timeout) + + writer.finish() + + def streams(self, writer, current_token): + request_token = parse_string(writer.request, "streams") + + streams = [] + + if request_token is not None: + if request_token == "-1": + for names, position in zip(STREAM_NAMES, current_token): + streams.extend((name, position) for name in names) + else: + items = zip( + STREAM_NAMES, + current_token, + _ReplicationToken(request_token) + ) + for names, current_id, last_id in items: + if last_id < current_id: + streams.extend((name, current_id) for name in names) + + if streams: + writer.write_header_and_rows( + "streams", streams, ("name", "position"), + position=str(current_token) + ) + + @defer.inlineCallbacks + def events(self, writer, current_token, limit): + request_events = parse_integer(writer.request, "events") + request_backfill = parse_integer(writer.request, "backfill") + + if request_events is not None or request_backfill is not None: + if request_events is None: + request_events = current_token.events + if request_backfill is None: + request_backfill = current_token.backfill + events_rows, backfill_rows = yield self.store.get_all_new_events( + request_backfill, request_events, + current_token.backfill, current_token.events, + limit + ) + writer.write_header_and_rows( + "events", events_rows, ("position", "internal", "json") + ) + writer.write_header_and_rows( + "backfill", backfill_rows, ("position", "internal", "json") + ) + + @defer.inlineCallbacks + def presence(self, writer, current_token): + current_position = current_token.presence + + request_presence = parse_integer(writer.request, "presence") + + if request_presence is not None: + presence_rows = yield self.presence_handler.get_all_presence_updates( + request_presence, current_position + ) + writer.write_header_and_rows("presence", presence_rows, ( + "position", "user_id", "state", "last_active_ts", + "last_federation_update_ts", "last_user_sync_ts", + "status_msg", "currently_active", + )) + + @defer.inlineCallbacks + def typing(self, writer, current_token): + current_position = current_token.presence + + request_typing = parse_integer(writer.request, "typing") + + if request_typing is not None: + typing_rows = yield self.typing_handler.get_all_typing_updates( + request_typing, current_position + ) + writer.write_header_and_rows("typing", typing_rows, ( + "position", "room_id", "typing" + )) + + @defer.inlineCallbacks + def receipts(self, writer, current_token, limit): + current_position = current_token.receipts + + request_receipts = parse_integer(writer.request, "receipts") + + if request_receipts is not None: + receipts_rows = yield self.store.get_all_updated_receipts( + request_receipts, current_position, limit + ) + writer.write_header_and_rows("receipts", receipts_rows, ( + "position", "room_id", "receipt_type", "user_id", "event_id", "data" + )) + + @defer.inlineCallbacks + def account_data(self, writer, current_token, limit): + current_position = current_token.account_data + + user_account_data = parse_integer(writer.request, "user_account_data") + room_account_data = parse_integer(writer.request, "room_account_data") + tag_account_data = parse_integer(writer.request, "tag_account_data") + + if user_account_data is not None or room_account_data is not None: + if user_account_data is None: + user_account_data = current_position + if room_account_data is None: + room_account_data = current_position + user_rows, room_rows = yield self.store.get_all_updated_account_data( + user_account_data, room_account_data, current_position, limit + ) + writer.write_header_and_rows("user_account_data", user_rows, ( + "position", "user_id", "type", "content" + )) + writer.write_header_and_rows("room_account_data", room_rows, ( + "position", "user_id", "room_id", "type", "content" + )) + + if tag_account_data is not None: + tag_rows = yield self.store.get_all_updated_tags( + tag_account_data, current_position, limit + ) + writer.write_header_and_rows("tag_account_data", tag_rows, ( + "position", "user_id", "room_id", "tags" + )) + + +class _Writer(object): + """Writes the streams as a JSON object as the response to the request""" + def __init__(self, request): + self.streams = {} + self.request = request + self.total = 0 + + def write_header_and_rows(self, name, rows, fields, position=None): + if not rows: + return + + if position is None: + position = rows[-1][0] + + self.streams[name] = { + "position": str(position), + "field_names": fields, + "rows": rows, + } + + self.total += len(rows) + + def finish(self): + self.request.write(json.dumps(self.streams, ensure_ascii=False)) + finish_request(self.request) + + +class _ReplicationToken(collections.namedtuple("_ReplicationToken", ( + "events", "presence", "typing", "receipts", "account_data", "backfill", +))): + __slots__ = [] + + def __new__(cls, *args): + if len(args) == 1: + return cls(*(int(value) for value in args[0].split("_"))) + else: + return super(_ReplicationToken, cls).__new__(cls, *args) + + def __str__(self): + return "_".join(str(value) for value in self) diff --git a/synapse/storage/account_data.py b/synapse/storage/account_data.py index 21a3240d9..faddefe21 100644 --- a/synapse/storage/account_data.py +++ b/synapse/storage/account_data.py @@ -83,8 +83,40 @@ class AccountDataStore(SQLBaseStore): "get_account_data_for_room", get_account_data_for_room_txn ) - def get_updated_account_data_for_user(self, user_id, stream_id, room_ids=None): - """Get all the client account_data for a that's changed. + def get_all_updated_account_data(self, last_global_id, last_room_id, + current_id, limit): + """Get all the client account_data that has changed on the server + Args: + last_global_id(int): The position to fetch from for top level data + last_room_id(int): The position to fetch from for per room data + current_id(int): The position to fetch up to. + Returns: + A deferred pair of lists of tuples of stream_id int, user_id string, + room_id string, type string, and content string. + """ + def get_updated_account_data_txn(txn): + sql = ( + "SELECT stream_id, user_id, account_data_type, content" + " FROM account_data WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_global_id, current_id, limit)) + global_results = txn.fetchall() + + sql = ( + "SELECT stream_id, user_id, room_id, account_data_type, content" + " FROM room_account_data WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_room_id, current_id, limit)) + room_results = txn.fetchall() + return (global_results, room_results) + return self.runInteraction( + "get_all_updated_account_data_txn", get_updated_account_data_txn + ) + + def get_updated_account_data_for_user(self, user_id, stream_id): + """Get all the client account_data for a that's changed for a user Args: user_id(str): The user to get the account_data for. diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 73a152bc0..60936500d 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -1064,3 +1064,48 @@ class EventsStore(SQLBaseStore): yield self._end_background_update(self.EVENT_ORIGIN_SERVER_TS_NAME) defer.returnValue(result) + + def get_current_backfill_token(self): + """The current minimum token that backfilled events have reached""" + + # TODO: Fix race with the persit_event txn by using one of the + # stream id managers + return -self.min_stream_token + + def get_all_new_events(self, last_backfill_id, last_forward_id, + current_backfill_id, current_forward_id, limit): + """Get all the new events that have arrived at the server either as + new events or as backfilled events""" + def get_all_new_events_txn(txn): + sql = ( + "SELECT e.stream_ordering, ej.internal_metadata, ej.json" + " FROM events as e" + " JOIN event_json as ej" + " ON e.event_id = ej.event_id AND e.room_id = ej.room_id" + " WHERE ? < e.stream_ordering AND e.stream_ordering <= ?" + " ORDER BY e.stream_ordering ASC" + " LIMIT ?" + ) + if last_forward_id != current_forward_id: + txn.execute(sql, (last_forward_id, current_forward_id, limit)) + new_forward_events = txn.fetchall() + else: + new_forward_events = [] + + sql = ( + "SELECT -e.stream_ordering, ej.internal_metadata, ej.json" + " FROM events as e" + " JOIN event_json as ej" + " ON e.event_id = ej.event_id AND e.room_id = ej.room_id" + " WHERE ? > e.stream_ordering AND e.stream_ordering >= ?" + " ORDER BY e.stream_ordering DESC" + " LIMIT ?" + ) + if last_backfill_id != current_backfill_id: + txn.execute(sql, (-last_backfill_id, -current_backfill_id, limit)) + new_backfill_events = txn.fetchall() + else: + new_backfill_events = [] + + return (new_forward_events, new_backfill_events) + return self.runInteraction("get_all_new_events", get_all_new_events_txn) diff --git a/synapse/storage/presence.py b/synapse/storage/presence.py index eece7f896..4cec31e31 100644 --- a/synapse/storage/presence.py +++ b/synapse/storage/presence.py @@ -115,6 +115,22 @@ class PresenceStore(SQLBaseStore): args ) + def get_all_presence_updates(self, last_id, current_id): + def get_all_presence_updates_txn(txn): + sql = ( + "SELECT stream_id, user_id, state, last_active_ts," + " last_federation_update_ts, last_user_sync_ts, status_msg," + " currently_active" + " FROM presence_stream" + " WHERE ? < stream_id AND stream_id <= ?" + ) + txn.execute(sql, (last_id, current_id)) + return txn.fetchall() + + return self.runInteraction( + "get_all_presence_updates", get_all_presence_updates_txn + ) + @defer.inlineCallbacks def get_presence_for_users(self, user_ids): rows = yield self._simple_select_many_batch( diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py index cd6dca490..dbc074d6b 100644 --- a/synapse/storage/receipts.py +++ b/synapse/storage/receipts.py @@ -390,3 +390,19 @@ class ReceiptsStore(SQLBaseStore): "data": json.dumps(data), } ) + + def get_all_updated_receipts(self, last_id, current_id, limit): + def get_all_updated_receipts_txn(txn): + sql = ( + "SELECT stream_id, room_id, receipt_type, user_id, event_id, data" + " FROM receipts_linearized" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC" + " LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + + return txn.fetchall() + return self.runInteraction( + "get_all_updated_receipts", get_all_updated_receipts_txn + ) diff --git a/synapse/storage/tags.py b/synapse/storage/tags.py index 1127b0bd7..a0e6b42b3 100644 --- a/synapse/storage/tags.py +++ b/synapse/storage/tags.py @@ -58,6 +58,59 @@ class TagsStore(SQLBaseStore): return deferred + @defer.inlineCallbacks + def get_all_updated_tags(self, last_id, current_id, limit): + """Get all the client tags that have changed on the server + Args: + last_id(int): The position to fetch from. + current_id(int): The position to fetch up to. + Returns: + A deferred list of tuples of stream_id int, user_id string, + room_id string, tag string and content string. + """ + def get_all_updated_tags_txn(txn): + sql = ( + "SELECT stream_id, user_id, room_id" + " FROM room_tags_revisions as r" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC LIMIT ?" + ) + txn.execute(sql, (last_id, current_id, limit)) + return txn.fetchall() + + tag_ids = yield self.runInteraction( + "get_all_updated_tags", get_all_updated_tags_txn + ) + + def get_tag_content(txn, tag_ids): + sql = ( + "SELECT tag, content" + " FROM room_tags" + " WHERE user_id=? AND room_id=?" + ) + results = [] + for stream_id, user_id, room_id in tag_ids: + txn.execute(sql, (user_id, room_id)) + tags = [] + for tag, content in txn.fetchall(): + tags.append(json.dumps(tag) + ":" + content) + tag_json = "{" + ",".join(tags) + "}" + results.append((stream_id, user_id, room_id, tag_json)) + + return results + + batch_size = 50 + results = [] + for i in xrange(0, len(tag_ids), batch_size): + tags = yield self.runInteraction( + "get_all_updated_tag_content", + get_tag_content, + tag_ids[i:i + batch_size], + ) + results.extend(tags) + + defer.returnValue(results) + @defer.inlineCallbacks def get_updated_tags(self, user_id, stream_id): """Get all the tags for the rooms where the tags have changed since the diff --git a/tests/replication/__init__.py b/tests/replication/__init__.py new file mode 100644 index 000000000..b7df13c9e --- /dev/null +++ b/tests/replication/__init__.py @@ -0,0 +1,14 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket 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. diff --git a/tests/replication/test_resource.py b/tests/replication/test_resource.py new file mode 100644 index 000000000..38daaf87e --- /dev/null +++ b/tests/replication/test_resource.py @@ -0,0 +1,179 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket 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. + +from synapse.replication.resource import ReplicationResource +from synapse.types import Requester, UserID + +from twisted.internet import defer +from tests import unittest +from tests.utils import setup_test_homeserver +from mock import Mock, NonCallableMock +import json +import contextlib + + +class ReplicationResourceCase(unittest.TestCase): + @defer.inlineCallbacks + def setUp(self): + self.hs = yield setup_test_homeserver( + "red", + http_client=None, + replication_layer=Mock(), + ratelimiter=NonCallableMock(spec_set=[ + "send_message", + ]), + ) + self.user = UserID.from_string("@seeing:red") + + self.hs.get_ratelimiter().send_message.return_value = (True, 0) + + self.resource = ReplicationResource(self.hs) + + @defer.inlineCallbacks + def test_streams(self): + # Passing "-1" returns the current stream positions + code, body = yield self.get(streams="-1") + self.assertEquals(code, 200) + self.assertEquals(body["streams"]["field_names"], ["name", "position"]) + position = body["streams"]["position"] + # Passing the current position returns an empty response after the + # timeout + get = self.get(streams=str(position), timeout="0") + self.hs.clock.advance_time_msec(1) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body, {}) + + @defer.inlineCallbacks + def test_events(self): + get = self.get(events="-1", timeout="0") + yield self.hs.get_handlers().room_creation_handler.create_room( + Requester(self.user, "", False), {} + ) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body["events"]["field_names"], [ + "position", "internal", "json" + ]) + + @defer.inlineCallbacks + def test_presence(self): + get = self.get(presence="-1") + yield self.hs.get_handlers().presence_handler.set_state( + self.user, {"presence": "online"} + ) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body["presence"]["field_names"], [ + "position", "user_id", "state", "last_active_ts", + "last_federation_update_ts", "last_user_sync_ts", + "status_msg", "currently_active", + ]) + + @defer.inlineCallbacks + def test_typing(self): + room_id = yield self.create_room() + get = self.get(typing="-1") + yield self.hs.get_handlers().typing_notification_handler.started_typing( + self.user, self.user, room_id, timeout=2 + ) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body["typing"]["field_names"], [ + "position", "room_id", "typing" + ]) + + @defer.inlineCallbacks + def test_receipts(self): + room_id = yield self.create_room() + event_id = yield self.send_text_message(room_id, "Hello, World") + get = self.get(receipts="-1") + yield self.hs.get_handlers().receipts_handler.received_client_receipt( + room_id, "m.read", self.user.to_string(), event_id + ) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body["receipts"]["field_names"], [ + "position", "room_id", "receipt_type", "user_id", "event_id", "data" + ]) + + def _test_timeout(stream): + """Check that a request for the given stream timesout""" + @defer.inlineCallbacks + def test_timeout(self): + get = self.get(**{stream: "-1", "timeout": "0"}) + self.hs.clock.advance_time_msec(1) + code, body = yield get + self.assertEquals(code, 200) + self.assertEquals(body, {}) + test_timeout.__name__ = "test_timeout_%s" % (stream) + return test_timeout + + test_timeout_events = _test_timeout("events") + test_timeout_presence = _test_timeout("presence") + test_timeout_typing = _test_timeout("typing") + test_timeout_receipts = _test_timeout("receipts") + test_timeout_user_account_data = _test_timeout("user_account_data") + test_timeout_room_account_data = _test_timeout("room_account_data") + test_timeout_tag_account_data = _test_timeout("tag_account_data") + test_timeout_backfill = _test_timeout("backfill") + + @defer.inlineCallbacks + def send_text_message(self, room_id, message): + handler = self.hs.get_handlers().message_handler + event = yield handler.create_and_send_nonmember_event({ + "type": "m.room.message", + "content": {"body": "message", "msgtype": "m.text"}, + "room_id": room_id, + "sender": self.user.to_string(), + }) + defer.returnValue(event.event_id) + + @defer.inlineCallbacks + def create_room(self): + result = yield self.hs.get_handlers().room_creation_handler.create_room( + Requester(self.user, "", False), {} + ) + defer.returnValue(result["room_id"]) + + @defer.inlineCallbacks + def get(self, **params): + request = NonCallableMock(spec_set=[ + "write", "finish", "setResponseCode", "setHeader", "args", + "method", "processing" + ]) + + request.method = "GET" + request.args = {k: [v] for k, v in params.items()} + + @contextlib.contextmanager + def processing(): + yield + request.processing = processing + + yield self.resource._async_render_GET(request) + self.assertTrue(request.finish.called) + + if request.setResponseCode.called: + response_code = request.setResponseCode.call_args[0][0] + else: + response_code = 200 + + response_json = "".join( + call[0][0] for call in request.write.call_args_list + ) + response_body = json.loads(response_json) + + defer.returnValue((response_code, response_body)) diff --git a/tests/utils.py b/tests/utils.py index bf7a31ff9..dfbee5c23 100644 --- a/tests/utils.py +++ b/tests/utils.py @@ -239,9 +239,10 @@ class MockClock(object): def looping_call(self, function, interval): pass - def cancel_call_later(self, timer): + def cancel_call_later(self, timer, ignore_errs=False): if timer[2]: - raise Exception("Cannot cancel an expired timer") + if not ignore_errs: + raise Exception("Cannot cancel an expired timer") timer[2] = True self.timers = [t for t in self.timers if t != timer]