84 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
| from __future__ import print_function
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| 
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| import sqlite3
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| import sys
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| 
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| from unpaddedbase64 import decode_base64, encode_base64
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| 
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| from synapse.crypto.event_signing import (
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|     add_event_pdu_content_hash,
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|     compute_pdu_event_reference_hash,
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| )
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| from synapse.federation.units import Pdu
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| from synapse.storage._base import SQLBaseStore
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| from synapse.storage.pdu import PduStore
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| from synapse.storage.signatures import SignatureStore
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| 
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| 
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| class Store(object):
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|     _get_pdu_tuples = PduStore.__dict__["_get_pdu_tuples"]
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|     _get_pdu_content_hashes_txn = SignatureStore.__dict__["_get_pdu_content_hashes_txn"]
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|     _get_prev_pdu_hashes_txn = SignatureStore.__dict__["_get_prev_pdu_hashes_txn"]
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|     _get_pdu_origin_signatures_txn = SignatureStore.__dict__[
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|         "_get_pdu_origin_signatures_txn"
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|     ]
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|     _store_pdu_content_hash_txn = SignatureStore.__dict__["_store_pdu_content_hash_txn"]
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|     _store_pdu_reference_hash_txn = SignatureStore.__dict__[
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|         "_store_pdu_reference_hash_txn"
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|     ]
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|     _store_prev_pdu_hash_txn = SignatureStore.__dict__["_store_prev_pdu_hash_txn"]
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|     _simple_insert_txn = SQLBaseStore.__dict__["_simple_insert_txn"]
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| 
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| 
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| store = Store()
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| 
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| 
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| def select_pdus(cursor):
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|     cursor.execute("SELECT pdu_id, origin FROM pdus ORDER BY depth ASC")
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| 
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|     ids = cursor.fetchall()
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| 
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|     pdu_tuples = store._get_pdu_tuples(cursor, ids)
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| 
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|     pdus = [Pdu.from_pdu_tuple(p) for p in pdu_tuples]
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| 
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|     reference_hashes = {}
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| 
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|     for pdu in pdus:
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|         try:
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|             if pdu.prev_pdus:
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|                 print("PROCESS", pdu.pdu_id, pdu.origin, pdu.prev_pdus)
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|                 for pdu_id, origin, hashes in pdu.prev_pdus:
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|                     ref_alg, ref_hsh = reference_hashes[(pdu_id, origin)]
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|                     hashes[ref_alg] = encode_base64(ref_hsh)
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|                     store._store_prev_pdu_hash_txn(
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|                         cursor, pdu.pdu_id, pdu.origin, pdu_id, origin, ref_alg, ref_hsh
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|                     )
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|                 print("SUCCESS", pdu.pdu_id, pdu.origin, pdu.prev_pdus)
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|             pdu = add_event_pdu_content_hash(pdu)
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|             ref_alg, ref_hsh = compute_pdu_event_reference_hash(pdu)
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|             reference_hashes[(pdu.pdu_id, pdu.origin)] = (ref_alg, ref_hsh)
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|             store._store_pdu_reference_hash_txn(
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|                 cursor, pdu.pdu_id, pdu.origin, ref_alg, ref_hsh
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|             )
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| 
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|             for alg, hsh_base64 in pdu.hashes.items():
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|                 print(alg, hsh_base64)
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|                 store._store_pdu_content_hash_txn(
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|                     cursor, pdu.pdu_id, pdu.origin, alg, decode_base64(hsh_base64)
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|                 )
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| 
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|         except Exception:
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|             print("FAILED_", pdu.pdu_id, pdu.origin, pdu.prev_pdus)
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| 
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| 
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| def main():
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|     conn = sqlite3.connect(sys.argv[1])
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|     cursor = conn.cursor()
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|     select_pdus(cursor)
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|     conn.commit()
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| 
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| 
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| if __name__ == '__main__':
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|     main()
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