}
}
+/// The minimum feerate we are allowed to send, as specify by LDK.
+const MIN_FEERATE: u32 = 253;
+
impl BitcoindClient {
pub async fn new(
host: String, port: u16, rpc_user: String, rpc_password: String,
let http_endpoint = HttpEndpoint::for_host(host.clone()).with_port(port);
let rpc_credentials =
base64::encode(format!("{}:{}", rpc_user.clone(), rpc_password.clone()));
- let bitcoind_rpc_client = RpcClient::new(&rpc_credentials, http_endpoint)?;
+ let mut bitcoind_rpc_client = RpcClient::new(&rpc_credentials, http_endpoint)?;
+ let _dummy = bitcoind_rpc_client
+ .call_method::<BlockchainInfo>("getblockchaininfo", &vec![])
+ .await
+ .map_err(|_| {
+ std::io::Error::new(std::io::ErrorKind::PermissionDenied,
+ "Failed to make initial call to bitcoind - please check your RPC user/password and access settings")
+ })?;
let mut fees: HashMap<Target, AtomicU32> = HashMap::new();
- fees.insert(Target::Background, AtomicU32::new(253));
+ fees.insert(Target::Background, AtomicU32::new(MIN_FEERATE));
fees.insert(Target::Normal, AtomicU32::new(2000));
fees.insert(Target::HighPriority, AtomicU32::new(5000));
let client = Self {
)
.await
.unwrap();
- match resp.feerate {
- Some(fee) => fee,
- None => 253,
+ match resp.feerate_sat_per_kw {
+ Some(feerate) => std::cmp::max(feerate, MIN_FEERATE),
+ None => MIN_FEERATE,
}
};
- // if background_estimate.
let normal_estimate = {
let mut rpc = rpc_client.lock().await;
)
.await
.unwrap();
- match resp.feerate {
- Some(fee) => fee,
+ match resp.feerate_sat_per_kw {
+ Some(feerate) => std::cmp::max(feerate, MIN_FEERATE),
None => 2000,
}
};
.await
.unwrap();
- match resp.feerate {
- Some(fee) => fee,
+ match resp.feerate_sat_per_kw {
+ Some(feerate) => std::cmp::max(feerate, MIN_FEERATE),
None => 5000,
}
};
let tx_serialized = serde_json::json!(encode::serialize_hex(tx));
tokio::spawn(async move {
let mut rpc = bitcoind_rpc_client.lock().await;
- rpc.call_method::<RawTx>("sendrawtransaction", &vec![tx_serialized]).await.unwrap();
+ // This may error due to RL calling `broadcast_transaction` with the same transaction
+ // multiple times, but the error is safe to ignore.
+ match rpc.call_method::<RawTx>("sendrawtransaction", &vec![tx_serialized]).await {
+ Ok(_) => {}
+ Err(e) => {
+ let err_str = e.get_ref().unwrap().to_string();
+ if !err_str.contains("Transaction already in block chain")
+ && !err_str.contains("Inputs missing or spent")
+ && !err_str.contains("bad-txns-inputs-missingorspent")
+ && !err_str.contains("non-BIP68-final")
+ {
+ panic!("{}", e);
+ }
+ }
+ }
});
}
}