diff options
Diffstat (limited to 'synapse/federation/transport.py')
| -rw-r--r-- | synapse/federation/transport.py | 321 |
1 files changed, 174 insertions, 147 deletions
diff --git a/synapse/federation/transport.py b/synapse/federation/transport.py index e7517cac4d..8d86152085 100644 --- a/synapse/federation/transport.py +++ b/synapse/federation/transport.py @@ -72,7 +72,7 @@ class TransportLayer(object): self.received_handler = None @log_function - def get_context_state(self, destination, context): + def get_context_state(self, destination, context, event_id=None): """ Requests all state for a given context (i.e. room) from the given server. @@ -89,54 +89,62 @@ class TransportLayer(object): subpath = "/state/%s/" % context - return self._do_request_for_transaction(destination, subpath) + args = {} + if event_id: + args["event_id"] = event_id + + return self._do_request_for_transaction( + destination, subpath, args=args + ) @log_function - def get_pdu(self, destination, pdu_origin, pdu_id): + def get_event(self, destination, event_id): """ Requests the pdu with give id and origin from the given server. Args: destination (str): The host name of the remote home server we want to get the state from. - pdu_origin (str): The home server which created the PDU. - pdu_id (str): The id of the PDU being requested. + event_id (str): The id of the event being requested. Returns: Deferred: Results in a dict received from the remote homeserver. """ - logger.debug("get_pdu dest=%s, pdu_origin=%s, pdu_id=%s", - destination, pdu_origin, pdu_id) + logger.debug("get_pdu dest=%s, event_id=%s", + destination, event_id) - subpath = "/pdu/%s/%s/" % (pdu_origin, pdu_id) + subpath = "/event/%s/" % (event_id, ) return self._do_request_for_transaction(destination, subpath) @log_function - def backfill(self, dest, context, pdu_tuples, limit): + def backfill(self, dest, context, event_tuples, limit): """ Requests `limit` previous PDUs in a given context before list of PDUs. Args: dest (str) context (str) - pdu_tuples (list) + event_tuples (list) limt (int) Returns: Deferred: Results in a dict received from the remote homeserver. """ logger.debug( - "backfill dest=%s, context=%s, pdu_tuples=%s, limit=%s", - dest, context, repr(pdu_tuples), str(limit) + "backfill dest=%s, context=%s, event_tuples=%s, limit=%s", + dest, context, repr(event_tuples), str(limit) ) - if not pdu_tuples: + if not event_tuples: + # TODO: raise? return - subpath = "/backfill/%s/" % context + subpath = "/backfill/%s/" % (context,) - args = {"v": ["%s,%s" % (i, o) for i, o in pdu_tuples]} - args["limit"] = limit + args = { + "v": event_tuples, + "limit": [str(limit)], + } return self._do_request_for_transaction( dest, @@ -198,6 +206,72 @@ class TransportLayer(object): defer.returnValue(response) @defer.inlineCallbacks + @log_function + def make_join(self, destination, context, user_id, retry_on_dns_fail=True): + path = PREFIX + "/make_join/%s/%s" % (context, user_id,) + + response = yield self.client.get_json( + destination=destination, + path=path, + retry_on_dns_fail=retry_on_dns_fail, + ) + + defer.returnValue(response) + + @defer.inlineCallbacks + @log_function + def send_join(self, destination, context, event_id, content): + path = PREFIX + "/send_join/%s/%s" % ( + context, + event_id, + ) + + code, content = yield self.client.put_json( + destination=destination, + path=path, + data=content, + ) + + if not 200 <= code < 300: + raise RuntimeError("Got %d from send_join", code) + + defer.returnValue(json.loads(content)) + + @defer.inlineCallbacks + @log_function + def send_invite(self, destination, context, event_id, content): + path = PREFIX + "/invite/%s/%s" % ( + context, + event_id, + ) + + code, content = yield self.client.put_json( + destination=destination, + path=path, + data=content, + ) + + if not 200 <= code < 300: + raise RuntimeError("Got %d from send_invite", code) + + defer.returnValue(json.loads(content)) + + @defer.inlineCallbacks + @log_function + def get_event_auth(self, destination, context, event_id): + path = PREFIX + "/event_auth/%s/%s" % ( + context, + event_id, + ) + + response = yield self.client.get_json( + destination=destination, + path=path, + ) + + defer.returnValue(response) + + @defer.inlineCallbacks def _authenticate_request(self, request): json_request = { "method": request.method, @@ -210,7 +284,7 @@ class TransportLayer(object): origin = None if request.method == "PUT": - #TODO: Handle other method types? other content types? + # TODO: Handle other method types? other content types? try: content_bytes = request.content.read() content = json.loads(content_bytes) @@ -222,11 +296,13 @@ class TransportLayer(object): try: params = auth.split(" ")[1].split(",") param_dict = dict(kv.split("=") for kv in params) + def strip_quotes(value): if value.startswith("\""): return value[1:-1] else: return value + origin = strip_quotes(param_dict["origin"]) key = strip_quotes(param_dict["key"]) sig = strip_quotes(param_dict["sig"]) @@ -247,7 +323,7 @@ class TransportLayer(object): if auth.startswith("X-Matrix"): (origin, key, sig) = parse_auth_header(auth) json_request["origin"] = origin - json_request["signatures"].setdefault(origin,{})[key] = sig + json_request["signatures"].setdefault(origin, {})[key] = sig if not json_request["signatures"]: raise SynapseError( @@ -313,10 +389,10 @@ class TransportLayer(object): # data_id pair. self.server.register_path( "GET", - re.compile("^" + PREFIX + "/pdu/([^/]*)/([^/]*)/$"), + re.compile("^" + PREFIX + "/event/([^/]*)/$"), self._with_authentication( - lambda origin, content, query, pdu_origin, pdu_id: - handler.on_pdu_request(pdu_origin, pdu_id) + lambda origin, content, query, event_id: + handler.on_pdu_request(origin, event_id) ) ) @@ -326,7 +402,11 @@ class TransportLayer(object): re.compile("^" + PREFIX + "/state/([^/]*)/$"), self._with_authentication( lambda origin, content, query, context: - handler.on_context_state_request(context) + handler.on_context_state_request( + origin, + context, + query.get("event_id", [None])[0], + ) ) ) @@ -336,28 +416,64 @@ class TransportLayer(object): self._with_authentication( lambda origin, content, query, context: self._on_backfill_request( - context, query["v"], query["limit"] + origin, context, query["v"], query["limit"] ) ) ) + # This is when we receive a server-server Query self.server.register_path( "GET", - re.compile("^" + PREFIX + "/context/([^/]*)/$"), + re.compile("^" + PREFIX + "/query/([^/]*)$"), self._with_authentication( - lambda origin, content, query, context: - handler.on_context_pdus_request(context) + lambda origin, content, query, query_type: + handler.on_query_request( + query_type, + {k: v[0].decode("utf-8") for k, v in query.items()} + ) ) ) - # This is when we receive a server-server Query self.server.register_path( "GET", - re.compile("^" + PREFIX + "/query/([^/]*)$"), + re.compile("^" + PREFIX + "/make_join/([^/]*)/([^/]*)$"), self._with_authentication( - lambda origin, content, query, query_type: - handler.on_query_request( - query_type, {k: v[0] for k, v in query.items()} + lambda origin, content, query, context, user_id: + self._on_make_join_request( + origin, content, query, context, user_id + ) + ) + ) + + self.server.register_path( + "GET", + re.compile("^" + PREFIX + "/event_auth/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, event_id: + handler.on_event_auth( + origin, context, event_id, + ) + ) + ) + + self.server.register_path( + "PUT", + re.compile("^" + PREFIX + "/send_join/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, event_id: + self._on_send_join_request( + origin, content, query, + ) + ) + ) + + self.server.register_path( + "PUT", + re.compile("^" + PREFIX + "/invite/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, event_id: + self._on_invite_request( + origin, content, query, ) ) ) @@ -402,7 +518,8 @@ class TransportLayer(object): return try: - code, response = yield self.received_handler.on_incoming_transaction( + handler = self.received_handler + code, response = yield handler.on_incoming_transaction( transaction_data ) except: @@ -440,7 +557,7 @@ class TransportLayer(object): defer.returnValue(data) @log_function - def _on_backfill_request(self, context, v_list, limits): + def _on_backfill_request(self, origin, context, v_list, limits): if not limits: return defer.succeed( (400, {"error": "Did not include limit param"}) @@ -448,124 +565,34 @@ class TransportLayer(object): limit = int(limits[-1]) - versions = [v.split(",", 1) for v in v_list] + versions = v_list return self.request_handler.on_backfill_request( - context, versions, limit) - - -class TransportReceivedHandler(object): - """ Callbacks used when we receive a transaction - """ - def on_incoming_transaction(self, transaction): - """ Called on PUT /send/<transaction_id>, or on response to a request - that we sent (e.g. a backfill request) - - Args: - transaction (synapse.transaction.Transaction): The transaction that - was sent to us. - - Returns: - twisted.internet.defer.Deferred: A deferred that gets fired when - the transaction has finished being processed. - - The result should be a tuple in the form of - `(response_code, respond_body)`, where `response_body` is a python - dict that will get serialized to JSON. - - On errors, the dict should have an `error` key with a brief message - of what went wrong. - """ - pass - - -class TransportRequestHandler(object): - """ Handlers used when someone want's data from us - """ - def on_pull_request(self, versions): - """ Called on GET /pull/?v=... - - This is hit when a remote home server wants to get all data - after a given transaction. Mainly used when a home server comes back - online and wants to get everything it has missed. - - Args: - versions (list): A list of transaction_ids that should be used to - determine what PDUs the remote side have not yet seen. - - Returns: - Deferred: Resultsin a tuple in the form of - `(response_code, respond_body)`, where `response_body` is a python - dict that will get serialized to JSON. - - On errors, the dict should have an `error` key with a brief message - of what went wrong. - """ - pass - - def on_pdu_request(self, pdu_origin, pdu_id): - """ Called on GET /pdu/<pdu_origin>/<pdu_id>/ - - Someone wants a particular PDU. This PDU may or may not have originated - from us. - - Args: - pdu_origin (str) - pdu_id (str) - - Returns: - Deferred: Resultsin a tuple in the form of - `(response_code, respond_body)`, where `response_body` is a python - dict that will get serialized to JSON. - - On errors, the dict should have an `error` key with a brief message - of what went wrong. - """ - pass - - def on_context_state_request(self, context): - """ Called on GET /state/<context>/ - - Gets hit when someone wants all the *current* state for a given - contexts. - - Args: - context (str): The name of the context that we're interested in. - - Returns: - twisted.internet.defer.Deferred: A deferred that gets fired when - the transaction has finished being processed. - - The result should be a tuple in the form of - `(response_code, respond_body)`, where `response_body` is a python - dict that will get serialized to JSON. - - On errors, the dict should have an `error` key with a brief message - of what went wrong. - """ - pass - - def on_backfill_request(self, context, versions, limit): - """ Called on GET /backfill/<context>/?v=...&limit=... + origin, context, versions, limit + ) - Gets hit when we want to backfill backwards on a given context from - the given point. + @defer.inlineCallbacks + @log_function + def _on_make_join_request(self, origin, content, query, context, user_id): + content = yield self.request_handler.on_make_join_request( + context, user_id, + ) + defer.returnValue((200, content)) - Args: - context (str): The context to backfill - versions (list): A list of 2-tuples representing where to backfill - from, in the form `(pdu_id, origin)` - limit (int): How many pdus to return. + @defer.inlineCallbacks + @log_function + def _on_send_join_request(self, origin, content, query): + content = yield self.request_handler.on_send_join_request( + origin, content, + ) - Returns: - Deferred: Results in a tuple in the form of - `(response_code, respond_body)`, where `response_body` is a python - dict that will get serialized to JSON. + defer.returnValue((200, content)) - On errors, the dict should have an `error` key with a brief message - of what went wrong. - """ - pass + @defer.inlineCallbacks + @log_function + def _on_invite_request(self, origin, content, query): + content = yield self.request_handler.on_invite_request( + origin, content, + ) - def on_query_request(self): - """ Called on a GET /query/<query_type> request. """ + defer.returnValue((200, content)) |