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-rw-r--r--synapse/crypto/event_signing.py11
-rw-r--r--synapse/handlers/federation.py5
-rw-r--r--synapse/storage/__init__.py4
-rw-r--r--synapse/storage/feedback.py2
4 files changed, 16 insertions, 6 deletions
diff --git a/synapse/crypto/event_signing.py b/synapse/crypto/event_signing.py
index c7e6bec8f5..79274fd552 100644
--- a/synapse/crypto/event_signing.py
+++ b/synapse/crypto/event_signing.py
@@ -16,6 +16,7 @@
 
 
 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
@@ -58,6 +59,8 @@ def _compute_content_hash(event, hash_algorithm):
     event_json.pop("unsigned", None)
     event_json.pop("signatures", None)
     event_json.pop("hashes", None)
+    event_json.pop("outlier", None)
+    event_json.pop("destinations", None)
     event_json_bytes = encode_canonical_json(event_json)
     return hash_algorithm(event_json_bytes)
 
@@ -75,7 +78,13 @@ def compute_event_reference_hash(event, hash_algorithm=hashlib.sha256):
 
 def compute_event_signature(event, signature_name, signing_key):
     tmp_event = prune_event(event)
-    redact_json = tmp_event.get_full_dict()
+    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.pop("age_ts", None)
     redact_json.pop("unsigned", None)
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index fce935b444..fc00128c56 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -139,9 +139,10 @@ class FederationHandler(BaseHandler):
                 affected=event.event_id,
             )
 
-        if not check_event_content_hash(pdu):
+        if not check_event_content_hash(event):
             logger.warn(
-                "Event content has been tampered, redacting %s", event.event_id
+                "Event content has been tampered, redacting %s, %s",
+                event.event_id, encode_canonical_json(event.get_full_dict())
             )
             event = redacted_event
 
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index d8f351a675..c36d938d96 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -132,8 +132,8 @@ class DataStore(RoomMemberStore, RoomStore,
         if not events_dict:
             defer.returnValue(None)
 
-        event = self._parse_event_from_row(events_dict)
-        defer.returnValue(event)
+        event = yield self._parse_events([events_dict])
+        defer.returnValue(event[0])
 
     @log_function
     def _persist_event_txn(self, txn, event, backfilled, stream_ordering=None,
diff --git a/synapse/storage/feedback.py b/synapse/storage/feedback.py
index 8a18617188..21511577c5 100644
--- a/synapse/storage/feedback.py
+++ b/synapse/storage/feedback.py
@@ -41,7 +41,7 @@ class FeedbackStore(SQLBaseStore):
 
         defer.returnValue(
             [
-                self._parse_event_from_row(r)
+                (yield self._parse_events(r))
                 for r in rows
             ]
         )