diff options
Diffstat (limited to '')
| -rw-r--r-- | synapse/api/events/__init__.py | 6 | ||||
| -rw-r--r-- | synapse/api/events/utils.py | 2 | ||||
| -rw-r--r-- | synapse/crypto/event_signing.py | 15 | ||||
| -rw-r--r-- | synapse/federation/pdu_codec.py | 54 | ||||
| -rw-r--r-- | synapse/federation/replication.py | 61 | ||||
| -rw-r--r-- | synapse/federation/units.py | 79 | ||||
| -rw-r--r-- | synapse/handlers/federation.py | 65 | ||||
| -rw-r--r-- | synapse/storage/_base.py | 8 |
8 files changed, 84 insertions, 206 deletions
diff --git a/synapse/api/events/__init__.py b/synapse/api/events/__init__.py index 1d8bed2906..63c0bd7ae7 100644 --- a/synapse/api/events/__init__.py +++ b/synapse/api/events/__init__.py @@ -117,6 +117,12 @@ class SynapseEvent(JsonEncodedObject): """ raise NotImplementedError("get_content_template not implemented.") + def get_pdu_json(self): + pdu_json = self.get_full_dict() + pdu_json.pop("destination", None) + pdu_json.pop("outlier", None) + return pdu_json + class SynapseStateEvent(SynapseEvent): diff --git a/synapse/api/events/utils.py b/synapse/api/events/utils.py index 802648f8f7..d6019d56eb 100644 --- a/synapse/api/events/utils.py +++ b/synapse/api/events/utils.py @@ -42,6 +42,8 @@ def prune_event(event): "prev_events", "prev_state", "auth_events", + "origin", + "origin_server_ts", ] new_content = {} diff --git a/synapse/crypto/event_signing.py b/synapse/crypto/event_signing.py index 79274fd552..4dff2c0ec2 100644 --- a/synapse/crypto/event_signing.py +++ b/synapse/crypto/event_signing.py @@ -16,7 +16,6 @@ from synapse.api.events.utils import prune_event -from synapse.federation.units import Pdu from syutil.jsonutil import encode_canonical_json from syutil.base64util import encode_base64, decode_base64 from syutil.crypto.jsonsign import sign_json @@ -53,8 +52,7 @@ def check_event_content_hash(event, hash_algorithm=hashlib.sha256): def _compute_content_hash(event, hash_algorithm): - event_json = event.get_full_dict() - # TODO: We need to sign the JSON that is going out via fedaration. + event_json = event.get_pdu_json() event_json.pop("age_ts", None) event_json.pop("unsigned", None) event_json.pop("signatures", None) @@ -67,7 +65,7 @@ def _compute_content_hash(event, hash_algorithm): def compute_event_reference_hash(event, hash_algorithm=hashlib.sha256): tmp_event = prune_event(event) - event_json = tmp_event.get_dict() + event_json = tmp_event.get_pdu_json() event_json.pop("signatures", None) event_json.pop("age_ts", None) event_json.pop("unsigned", None) @@ -78,14 +76,7 @@ def compute_event_reference_hash(event, hash_algorithm=hashlib.sha256): def compute_event_signature(event, signature_name, signing_key): tmp_event = prune_event(event) - tmp_event.origin = event.origin - tmp_event.origin_server_ts = event.origin_server_ts - d = tmp_event.get_full_dict() - kwargs = dict(event.unrecognized_keys) - kwargs.update({k: v for k, v in d.items()}) - tmp_pdu = Pdu(**kwargs) - redact_json = tmp_pdu.get_dict() - redact_json.pop("signatures", None) + redact_json = tmp_event.get_pdu_json() redact_json.pop("age_ts", None) redact_json.pop("unsigned", None) logger.debug("Signing event: %s", redact_json) diff --git a/synapse/federation/pdu_codec.py b/synapse/federation/pdu_codec.py deleted file mode 100644 index 52c84efb5b..0000000000 --- a/synapse/federation/pdu_codec.py +++ /dev/null @@ -1,54 +0,0 @@ -# -*- coding: utf-8 -*- -# Copyright 2014 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 .units import Pdu - -import copy - - -class PduCodec(object): - - def __init__(self, hs): - self.signing_key = hs.config.signing_key[0] - self.server_name = hs.hostname - self.event_factory = hs.get_event_factory() - self.clock = hs.get_clock() - self.hs = hs - - def event_from_pdu(self, pdu): - kwargs = {} - - kwargs["etype"] = pdu.type - - kwargs.update({ - k: v - for k, v in pdu.get_full_dict().items() - if k not in [ - "type", - ] - }) - - return self.event_factory.create_event(**kwargs) - - def pdu_from_event(self, event): - d = event.get_full_dict() - - kwargs = copy.deepcopy(event.unrecognized_keys) - kwargs.update({ - k: v for k, v in d.items() - }) - - pdu = Pdu(**kwargs) - return pdu diff --git a/synapse/federation/replication.py b/synapse/federation/replication.py index a07e307849..8ee74de005 100644 --- a/synapse/federation/replication.py +++ b/synapse/federation/replication.py @@ -19,7 +19,7 @@ a given transport. from twisted.internet import defer -from .units import Transaction, Pdu, Edu +from .units import Transaction, Edu from .persistence import TransactionActions @@ -72,6 +72,8 @@ class ReplicationLayer(object): self._clock = hs.get_clock() + self.event_factory = hs.get_event_factory() + def set_handler(self, handler): """Sets the handler that the replication layer will use to communicate receipt of new PDUs from other home servers. The required methods are @@ -203,7 +205,10 @@ class ReplicationLayer(object): transaction = Transaction(**transaction_data) - pdus = [Pdu(outlier=False, **p) for p in transaction.pdus] + pdus = [ + self.event_from_pdu_json(p, outlier=False) + for p in transaction.pdus + ] for pdu in pdus: yield self._handle_new_pdu(dest, pdu, backfilled=True) @@ -235,7 +240,10 @@ class ReplicationLayer(object): transaction = Transaction(**transaction_data) - pdu_list = [Pdu(outlier=outlier, **p) for p in transaction.pdus] + pdu_list = [ + self.event_from_pdu_json(p, outlier=outlier) + for p in transaction.pdus + ] pdu = None if pdu_list: @@ -265,8 +273,10 @@ class ReplicationLayer(object): ) transaction = Transaction(**transaction_data) - - pdus = [Pdu(outlier=True, **p) for p in transaction.pdus] + pdus = [ + self.event_from_pdu_json(p, outlier=True) + for p in transaction.pdus + ] defer.returnValue(pdus) @@ -293,7 +303,9 @@ class ReplicationLayer(object): p["age_ts"] = int(self._clock.time_msec()) - int(p["age"]) del p["age"] - pdu_list = [Pdu(**p) for p in transaction.pdus] + pdu_list = [ + self.event_from_pdu_json(p) for p in transaction.pdus + ] logger.debug("[%s] Got transaction", transaction.transaction_id) @@ -388,30 +400,30 @@ class ReplicationLayer(object): def on_make_join_request(self, context, user_id): pdu = yield self.handler.on_make_join_request(context, user_id) defer.returnValue({ - "event": pdu.get_dict(), + "event": pdu.get_pdu_json(), }) @defer.inlineCallbacks def on_invite_request(self, origin, content): - pdu = Pdu(**content) + pdu = self.event_from_pdu_json(content) ret_pdu = yield self.handler.on_invite_request(origin, pdu) defer.returnValue( ( 200, { - "event": ret_pdu.get_dict(), + "event": ret_pdu.get_pdu_json(), } ) ) @defer.inlineCallbacks def on_send_join_request(self, origin, content): - pdu = Pdu(**content) + pdu = self.event_from_pdu_json(content) res_pdus = yield self.handler.on_send_join_request(origin, pdu) defer.returnValue((200, { - "state": [p.get_dict() for p in res_pdus["state"]], - "auth_chain": [p.get_dict() for p in res_pdus["auth_chain"]], + "state": [p.get_pdu_json() for p in res_pdus["state"]], + "auth_chain": [p.get_pdu_json() for p in res_pdus["auth_chain"]], })) @defer.inlineCallbacks @@ -421,7 +433,7 @@ class ReplicationLayer(object): ( 200, { - "auth_chain": [a.get_dict() for a in auth_pdus], + "auth_chain": [a.get_pdu_json() for a in auth_pdus], } ) ) @@ -438,7 +450,7 @@ class ReplicationLayer(object): logger.debug("Got response to make_join: %s", pdu_dict) - defer.returnValue(Pdu(**pdu_dict)) + defer.returnValue(self.event_from_pdu_json(pdu_dict)) @defer.inlineCallbacks def send_join(self, destination, pdu): @@ -446,12 +458,15 @@ class ReplicationLayer(object): destination, pdu.room_id, pdu.event_id, - pdu.get_dict(), + pdu.get_pdu_json(), ) logger.debug("Got content: %s", content) - state = [Pdu(outlier=True, **p) for p in content.get("state", [])] + state = [ + self.event_from_pdu_json(p, outlier=True) + for p in content.get("state", []) + ] # FIXME: We probably want to do something with the auth_chain given # to us @@ -468,14 +483,14 @@ class ReplicationLayer(object): destination=destination, context=context, event_id=event_id, - content=pdu.get_dict(), + content=pdu.get_pdu_json(), ) pdu_dict = content["event"] logger.debug("Got response to send_invite: %s", pdu_dict) - defer.returnValue(Pdu(**pdu_dict)) + defer.returnValue(self.event_from_pdu_json(pdu_dict)) @log_function def _get_persisted_pdu(self, origin, event_id): @@ -490,7 +505,7 @@ class ReplicationLayer(object): """Returns a new Transaction containing the given PDUs suitable for transmission. """ - pdus = [p.get_dict() for p in pdu_list] + pdus = [p.get_pdu_json() for p in pdu_list] time_now = self._clock.time_msec() for p in pdus: if "age_ts" in p: @@ -563,6 +578,14 @@ class ReplicationLayer(object): def __str__(self): return "<ReplicationLayer(%s)>" % self.server_name + def event_from_pdu_json(self, pdu_json, outlier=False): + #TODO: Check we have all the PDU keys here + pdu_json.setdefault("hashes", {}) + pdu_json.setdefault("signatures", {}) + return self.event_factory.create_event( + pdu_json["type"], outlier=outlier, **pdu_json + ) + class _TransactionQueue(object): """This class makes sure we only have one transaction in flight at diff --git a/synapse/federation/units.py b/synapse/federation/units.py index 70412439cd..6e708edb8c 100644 --- a/synapse/federation/units.py +++ b/synapse/federation/units.py @@ -25,83 +25,6 @@ import logging logger = logging.getLogger(__name__) -class Pdu(JsonEncodedObject): - """ A Pdu represents a piece of data sent from a server and is associated - with a context. - - A Pdu can be classified as "state". For a given context, we can efficiently - retrieve all state pdu's that haven't been clobbered. Clobbering is done - via a unique constraint on the tuple (context, type, state_key). A pdu - is a state pdu if `is_state` is True. - - Example pdu:: - - { - "event_id": "$78c:example.com", - "origin_server_ts": 1404835423000, - "origin": "bar", - "prev_ids": [ - ["23b", "foo"], - ["56a", "bar"], - ], - "content": { ... }, - } - - """ - - valid_keys = [ - "event_id", - "room_id", - "origin", - "origin_server_ts", - "type", - "destinations", - "prev_events", - "depth", - "content", - "hashes", - "user_id", - "auth_events", - "signatures", # Below this are keys valid only for State Pdus. - "state_key", - "prev_state", - ] - - internal_keys = [ - "destinations", - "transaction_id", - "outlier", - ] - - required_keys = [ - "event_id", - "room_id", - "origin", - "origin_server_ts", - "type", - "content", - ] - - # TODO: We need to make this properly load content rather than - # just leaving it as a dict. (OR DO WE?!) - - def __init__(self, destinations=[], prev_events=[], - outlier=False, hashes={}, signatures={}, **kwargs): - super(Pdu, self).__init__( - destinations=destinations, - prev_events=prev_events, - outlier=outlier, - hashes=hashes, - signatures=signatures, - **kwargs - ) - - def __str__(self): - return "(%s, %s)" % (self.__class__.__name__, repr(self.__dict__)) - - def __repr__(self): - return "<%s, %s>" % (self.__class__.__name__, repr(self.__dict__)) - class Edu(JsonEncodedObject): """ An Edu represents a piece of data sent from one homeserver to another. @@ -202,6 +125,6 @@ class Transaction(JsonEncodedObject): for p in pdus: p.transaction_id = kwargs["transaction_id"] - kwargs["pdus"] = [p.get_dict() for p in pdus] + kwargs["pdus"] = [p.get_pdu_json() for p in pdus] return Transaction(**kwargs) diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index fc00128c56..da38f34e6a 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -22,7 +22,6 @@ from synapse.api.errors import AuthError, FederationError, SynapseError from synapse.api.events.room import RoomMemberEvent from synapse.api.constants import Membership from synapse.util.logutils import log_function -from synapse.federation.pdu_codec import PduCodec from synapse.util.async import run_on_reactor from synapse.crypto.event_signing import ( compute_event_signature, check_event_content_hash @@ -69,8 +68,6 @@ class FederationHandler(BaseHandler): self.replication_layer.set_handler(self) - self.pdu_codec = PduCodec(hs) - # When joining a room we need to queue any events for that room up self.room_queues = {} @@ -92,7 +89,7 @@ class FederationHandler(BaseHandler): yield run_on_reactor() - pdu = self.pdu_codec.pdu_from_event(event) + pdu = event if not hasattr(pdu, "destinations") or not pdu.destinations: pdu.destinations = [] @@ -105,7 +102,7 @@ class FederationHandler(BaseHandler): """ Called by the ReplicationLayer when we have a new pdu. We need to do auth checks and put it through the StateHandler. """ - event = self.pdu_codec.event_from_pdu(pdu) + event = pdu logger.debug("Got event: %s", event.event_id) @@ -118,18 +115,15 @@ class FederationHandler(BaseHandler): logger.debug("Processing event: %s", event.event_id) redacted_event = prune_event(event) - redacted_event.origin = pdu.origin - redacted_event.origin_server_ts = pdu.origin_server_ts - redacted_pdu = self.pdu_codec.pdu_from_event(redacted_event) - redacted_pdu_json = redacted_pdu.get_dict() + redacted_pdu_json = redacted_event.get_pdu_json() try: yield self.keyring.verify_json_for_server( event.origin, redacted_pdu_json ) except SynapseError as e: logger.warn("Signature check failed for %s redacted to %s", - encode_canonical_json(pdu.get_dict()), + encode_canonical_json(pdu.get_pdu_json()), encode_canonical_json(redacted_pdu_json), ) raise FederationError( @@ -147,7 +141,7 @@ class FederationHandler(BaseHandler): event = redacted_event if state: - state = [self.pdu_codec.event_from_pdu(p) for p in state] + state = [p for p in state] is_new_state = yield self.state_handler.annotate_event_with_state( event, @@ -239,7 +233,7 @@ class FederationHandler(BaseHandler): events = [] for pdu in pdus: - event = self.pdu_codec.event_from_pdu(pdu) + event = pdu # FIXME (erikj): Not sure this actually works :/ yield self.state_handler.annotate_event_with_state(event) @@ -260,15 +254,15 @@ class FederationHandler(BaseHandler): destination=target_host, context=event.room_id, event_id=event.event_id, - pdu=self.pdu_codec.pdu_from_event(event) + pdu=event ) - defer.returnValue(self.pdu_codec.event_from_pdu(pdu)) + defer.returnValue(pdu) @defer.inlineCallbacks def on_event_auth(self, event_id): auth = yield self.store.get_auth_chain(event_id) - defer.returnValue([self.pdu_codec.pdu_from_event(e) for e in auth]) + defer.returnValue([e for e in auth]) @log_function @defer.inlineCallbacks @@ -292,7 +286,7 @@ class FederationHandler(BaseHandler): logger.debug("Got response to make_join: %s", pdu) - event = self.pdu_codec.event_from_pdu(pdu) + event = pdu # We should assert some things. assert(event.type == RoomMemberEvent.TYPE) @@ -310,10 +304,10 @@ class FederationHandler(BaseHandler): state = yield self.replication_layer.send_join( target_host, - self.pdu_codec.pdu_from_event(event) + event ) - state = [self.pdu_codec.event_from_pdu(p) for p in state] + state = [p for p in state] logger.debug("do_invite_join state: %s", state) @@ -387,7 +381,7 @@ class FederationHandler(BaseHandler): yield self.auth.add_auth_events(event) self.auth.check(event, raises=True) - pdu = self.pdu_codec.pdu_from_event(event) + pdu = event defer.returnValue(pdu) @@ -397,7 +391,7 @@ class FederationHandler(BaseHandler): """ We have received a join event for a room. Fully process it and respond with the current state and auth chains. """ - event = self.pdu_codec.event_from_pdu(pdu) + event = pdu event.outlier = False @@ -429,7 +423,7 @@ class FederationHandler(BaseHandler): "user_joined_room", user=user, room_id=event.room_id ) - new_pdu = self.pdu_codec.pdu_from_event(event) + new_pdu = event destinations = set() @@ -450,17 +444,10 @@ class FederationHandler(BaseHandler): yield self.replication_layer.send_pdu(new_pdu) auth_chain = yield self.store.get_auth_chain(event.event_id) - pdu_auth_chain = [ - self.pdu_codec.pdu_from_event(e) - for e in auth_chain - ] defer.returnValue({ - "state": [ - self.pdu_codec.pdu_from_event(e) - for e in event.state_events.values() - ], - "auth_chain": pdu_auth_chain, + "state": event.state_events.values(), + "auth_chain": auth_chain, }) @defer.inlineCallbacks @@ -469,7 +456,7 @@ class FederationHandler(BaseHandler): Respond with the now signed event. """ - event = self.pdu_codec.event_from_pdu(pdu) + event = pdu event.outlier = True @@ -493,7 +480,7 @@ class FederationHandler(BaseHandler): event, extra_users=[target_user], ) - defer.returnValue(self.pdu_codec.pdu_from_event(event)) + defer.returnValue(event) @defer.inlineCallbacks def get_state_for_pdu(self, origin, room_id, event_id): @@ -524,12 +511,7 @@ class FederationHandler(BaseHandler): else: del results[(event.type, event.state_key)] - defer.returnValue( - [ - self.pdu_codec.pdu_from_event(s) - for s in results.values() - ] - ) + defer.returnValue(results.values()) else: defer.returnValue([]) @@ -546,10 +528,7 @@ class FederationHandler(BaseHandler): limit ) - defer.returnValue([ - self.pdu_codec.pdu_from_event(e) - for e in events - ]) + defer.returnValue(events) @defer.inlineCallbacks @log_function @@ -572,7 +551,7 @@ class FederationHandler(BaseHandler): if not in_room: raise AuthError(403, "Host not in room.") - defer.returnValue(self.pdu_codec.pdu_from_event(event)) + defer.returnValue(event) else: defer.returnValue(None) diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 30e6eac8db..5d4be09a82 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -492,6 +492,14 @@ class SQLBaseStore(object): for n, s in signatures.items() } + hashes = self._get_event_content_hashes_txn( + txn, ev.event_id, + ) + + ev.hashes = { + k: encode_base64(v) for k, v in hashes.items() + } + prevs = self._get_prev_events_and_state(txn, ev.event_id) ev.prev_events = [ |