void HandleSyncFetchRequest(NetworkPacket packet)
{
TransactionSyncRequest TSR = new TransactionSyncRequest();
TSR.Deserialize(packet.Data);
if (nodeState.NodeInfo.LastLedgerInfo.SequenceNumber >= (TSR.StartSequenceNumber + TSR.Length))
{
TransactionSyncResponse transactionSyncResponse = new TransactionSyncResponse();
if (nodeState.PersistentTransactionStore.FetchBySequenceNumber(out transactionSyncResponse.TransactionContents,
TSR.StartSequenceNumber, TSR.Length) == DBResponse.FetchSuccess)
{
NetworkPacket np = new NetworkPacket(new Hash(nodeState.NodeInfo.PublicKey), PacketType.TPT_TX_SYNC_FETCH_RESPONSE,
transactionSyncResponse.Serialize(), packet.Token);
network.AddToQueue(new NetworkPacketQueueEntry(packet.PublicKeySource, np)); // Send the reply.
}
}
}
void HandleSyncFetchResponse(NetworkPacket packet)
{
TransactionSyncResponse transactionSyncResponse = new TransactionSyncResponse();
transactionSyncResponse.Deserialize(packet.Data);
// Verify the correctness and push to database.
// CRITICAL. THIS VESION TRUSTS THE SERVER (May not be true in practice)
nodeState.PersistentTransactionStore.AddUpdateBatch(transactionSyncResponse.TransactionContents);
/*foreach (TransactionContentSet transactionContentSet in transactionSyncResponse.TransactionContents)
{
// CRITICAL: VERIFY that the transactions are actually valid. Or from fully trusted sources.
foreach (TransactionContent transactionContent in transactionContentSet.TxContent)
{
try
{
}
catch (Exception ex) { DisplayUtils.Display("AddUpdateBatch()", ex); }
}
}*/
}