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Ignore GetNodeData requests (#519)

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Jochen Müller 2021-09-03 16:43:33 +02:00 committed by GitHub
parent 298a1a0ecc
commit 239d790df1
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1 changed files with 4 additions and 23 deletions
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27
crates/ethcore/sync/src/chain/supplier.rs
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@ -351,29 +351,10 @@ impl SyncSupplier {
}
fn return_node_data(io: &dyn SyncIo, rlp: &Rlp, peer_id: PeerId) -> RlpResponseResult {
let count = cmp::min(rlp.item_count().unwrap_or(0), MAX_NODE_DATA_TO_SEND);
if count == 0 {
debug!(target: "sync", "Empty GetNodeData request, ignoring.");
return Ok(None);
}
let mut data = Bytes::new();
let mut added = 0usize;
for i in 0..count {
if let Some(ref mut node_data) = io.chain().state_data(&rlp.val_at::<H256>(i)?) {
data.append(node_data);
added += 1;
if data.len() > PAYLOAD_SOFT_LIMIT {
break;
}
}
}
let mut rlp = RlpStream::new_list(added);
rlp.append_raw(&data, added);
trace!(target: "sync", "{} -> GetNodeData: returned {} entries", peer_id, added);
Ok(Some((NodeDataPacket, rlp)))
// GetNodeData requests are ignored since we don't have a correct
// implementation of the NodeData response, see issue #508
debug!("Ignoring GetNodeData request");
Ok(None)
}
fn return_receipts(io: &dyn SyncIo, rlp: &Rlp, peer_id: PeerId) -> RlpResponseResult {