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fix(sync): resolve multi-chain gossip block propagation and sync across nodes

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oib
2026-03-03 19:39:52 +01:00
parent abe13d065f
commit 0ebac91f45
4 changed files with 93 additions and 6 deletions
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13
dev/scripts/create_genesis_all.py
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@@ -10,7 +10,7 @@ from datetime import datetime
import hashlib
def compute_block_hash(chain_id: str, height: int, parent_hash: str, timestamp: datetime) -> str:
data = f"{chain_id}{height}{parent_hash}{timestamp}".encode()
data = f"{chain_id}{height}{parent_hash}{timestamp.isoformat()}".encode()
return "0x" + hashlib.sha256(data).hexdigest()
def create_genesis(chain_id: str):
@@ -19,17 +19,18 @@ def create_genesis(chain_id: str):
with session_scope() as session:
existing = session.exec(select(Block).where(Block.chain_id == chain_id).order_by(Block.height.desc()).limit(1)).first()
if existing:
print(f"Genesis block already exists for {chain_id}: #{existing.height}")
print(f"Genesis block already exists for {chain_id}: #{existing.height} (hash: {existing.hash})")
return
timestamp = datetime.utcnow()
# Use a deterministic timestamp so all nodes agree on the hash
timestamp = datetime(2025, 1, 1, 0, 0, 0)
genesis_hash = compute_block_hash(chain_id, 0, "0x00", timestamp)
genesis = Block(
chain_id=chain_id,
height=0,
hash=genesis_hash,
parent_hash="0x00",
proposer=f"{chain_id}-proposer",
proposer="genesis",
timestamp=timestamp,
tx_count=0,
state_root=None,
@@ -39,9 +40,9 @@ def create_genesis(chain_id: str):
print(f"Genesis block created for {chain_id}: #{genesis.height}")
print(f"Hash: {genesis.hash}")
print(f"Proposer: {genesis.proposer}")
print(f"Timestamp: {genesis.timestamp}")
print(f"Timestamp: {genesis.timestamp.isoformat()}")
if __name__ == "__main__":
init_db()
for chain in ["ait-testnet", "ait-devnet"]:
for chain in ["ait-testnet", "ait-devnet", "ait-healthchain"]:
create_genesis(chain)

31
dev/tests/test_sync.py Normal file
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@@ -0,0 +1,31 @@
import asyncio
import httpx
import time
async def main():
async with httpx.AsyncClient() as client:
print("Submitting transaction to aitbc (testnet)...")
tx_data = {
"type": "transfer",
"sender": "0xTEST_SENDER",
"nonce": int(time.time()),
"fee": 1,
"payload": {"amount": 100, "recipient": "0xTEST_RECIPIENT"},
"sig": "0xSIG"
}
resp = await client.post("http://10.1.223.93:8082/rpc/sendTx?chain_id=ait-testnet", json=tx_data)
print("aitbc response:", resp.status_code, resp.text)
print("Waiting 5 seconds for gossip propagation and block proposing...")
await asyncio.sleep(5)
print("Checking head on aitbc...")
resp = await client.get("http://10.1.223.93:8082/rpc/head?chain_id=ait-testnet")
print("aitbc head:", resp.status_code, resp.json())
print("Checking head on aitbc1...")
resp = await client.get("http://10.1.223.40:8082/rpc/head?chain_id=ait-testnet")
print("aitbc1 head:", resp.status_code, resp.json())
if __name__ == "__main__":
asyncio.run(main())