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Finish the Ethereum TX publishing code

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This commit is contained in:
Luke Parker
2024-09-19 00:39:51 -04:00
parent e75c4ec6ed
commit 118d81bc90
3 changed files with 39 additions and 36 deletions
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20
networks/ethereum/relayer/src/main.rs
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@@ -40,8 +40,8 @@ async fn main() {
db
};
// Start command recipience server
// This should not be publicly exposed
// Start transaction recipience server
// This MUST NOT be publicly exposed
// TODO: Add auth
tokio::spawn({
let db = db.clone();
@@ -58,25 +58,27 @@ async fn main() {
let mut buf = vec![0; usize::try_from(msg_len).unwrap()];
let Ok(_) = socket.read_exact(&mut buf).await else { break };
if buf.len() < 5 {
if buf.len() < (4 + 1) {
break;
}
let nonce = u32::from_le_bytes(buf[.. 4].try_into().unwrap());
let mut txn = db.txn();
// Save the transaction
txn.put(nonce.to_le_bytes(), &buf[4 ..]);
txn.commit();
let Ok(()) = socket.write_all(&[1]).await else { break };
log::info!("received signed command #{nonce}");
log::info!("received transaction to publish (nonce {nonce})");
}
});
}
}
});
// Start command fetch server
// Start transaction fetch server
// 5132 ^ ((b'E' << 8) | b'R') + 1
// TODO: JSON-RPC server which returns this as JSON?
let server = TcpListener::bind("0.0.0.0:20831").await.unwrap();
loop {
let (mut socket, _) = server.accept().await.unwrap();
@@ -84,16 +86,16 @@ async fn main() {
tokio::spawn(async move {
let db = db.clone();
loop {
// Nonce to get the router comamnd for
// Nonce to get the unsigned transaction for
let mut buf = vec![0; 4];
let Ok(_) = socket.read_exact(&mut buf).await else { break };
let command = db.get(&buf[.. 4]).unwrap_or(vec![]);
let Ok(()) = socket.write_all(&u32::try_from(command.len()).unwrap().to_le_bytes()).await
let transaction = db.get(&buf[.. 4]).unwrap_or(vec![]);
let Ok(()) = socket.write_all(&u32::try_from(transaction.len()).unwrap().to_le_bytes()).await
else {
break;
};
let Ok(()) = socket.write_all(&command).await else { break };
let Ok(()) = socket.write_all(&transaction).await else { break };
}
});
}