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consensus/proto/tx: Implement state transition validation for incoming txs.

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This commit is contained in:
parazyd
2022-04-26 17:12:05 +02:00
parent 7be23ddc33
commit 40d52032a7
1 changed files with 14 additions and 2 deletions
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16
src/consensus/proto/protocol_tx.rs
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@@ -1,14 +1,15 @@
use async_executor::Executor;
use async_std::sync::Arc;
use async_trait::async_trait;
use log::debug;
use log::{debug, warn};
use crate::{
consensus::{Tx, ValidatorStatePtr},
consensus::{Tx, ValidatorState, ValidatorStatePtr},
net::{
ChannelPtr, MessageSubscription, P2pPtr, ProtocolBase, ProtocolBasePtr,
ProtocolJobsManager, ProtocolJobsManagerPtr,
},
node::MemoryState,
Result,
};
@@ -48,6 +49,17 @@ impl ProtocolTx {
let tx_copy = (*tx).clone();
debug!("ProtocolTx::handle_receive_tx(): Starting state transition validation");
let canon_state_clone = self.state.read().await.state_machine.lock().await.clone();
let mem_state = MemoryState::new(canon_state_clone);
match ValidatorState::validate_state_transitions(mem_state, &[tx_copy.clone()]) {
Ok(_) => debug!("ProtocolTx::handle_receive_tx(): State transition valid"),
Err(e) => {
warn!("ProtocolTx::handle_receive_tx(): State transition fail: {}", e);
continue
}
}
// Nodes use unconfirmed_txs vector as seen_txs pool.
if self.state.write().await.append_tx(tx_copy.clone()) {
self.p2p.broadcast(tx_copy).await?;