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Hash the same content covered by the signature when referencing previous PDUs rather than reusing the PDU content hashes

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This commit is contained in:
Mark Haines 2014-10-17 11:40:35 +01:00
parent bb04447c44
commit c8f996e29f
6 changed files with 84 additions and 16 deletions
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9
synapse/storage/__init__.py
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@ -44,6 +44,8 @@ from .signatures import SignatureStore
from syutil.base64util import decode_base64
from synapse.crypto.event_signing import compute_pdu_event_reference_hash
import json
import logging
import os
@ -165,7 +167,7 @@ class DataStore(RoomMemberStore, RoomStore,
for hash_alg, hash_base64 in pdu.hashes.items():
hash_bytes = decode_base64(hash_base64)
self._store_pdu_hash_txn(
self._store_pdu_content_hash_txn(
txn, pdu.pdu_id, pdu.origin, hash_alg, hash_bytes,
)
@ -185,6 +187,11 @@ class DataStore(RoomMemberStore, RoomStore,
hash_bytes
)
(ref_alg, ref_hash_bytes) = compute_pdu_event_reference_hash(pdu)
self._store_pdu_reference_hash_txn(
txn, pdu.pdu_id, pdu.origin, ref_alg, ref_hash_bytes
)
if pdu.is_state:
self._persist_state_txn(txn, pdu.prev_pdus, cols)
else: