Add support to testmempoolaccept RPC

romanz · Sep 18, 2024 · 2816af0 · 2816af0
1 parent 875fb61
commit 2816af0
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Showing 2 changed files with 33 additions and 1 deletion.
diff --git a/src/daemon.rs b/src/daemon.rs
@@ -173,6 +173,15 @@ impl Daemon {
  .context("failed to broadcast transaction")
  }
 
+ pub(crate) fn test_mempool_accept(
+ &self,
+ txs: &[&Transaction],
+ ) -> Result<Vec<json::TestMempoolAcceptResult>> {
+ self.rpc
+ .test_mempool_accept(txs)
+ .context("failed to broadcast transaction")
+ }
+
  pub(crate) fn get_transaction_info(
  &self,
  txid: &Txid,

diff --git a/src/electrum.rs b/src/electrum.rs
@@ -26,7 +26,7 @@ use crate::{
  types::ScriptHash,
 };
 
-const PROTOCOL_VERSION: &str = "1.4";
+const PROTOCOL_VERSION: &str = "1.5";
 const UNKNOWN_FEE: isize = -1; // (allowed by Electrum protocol)
 
 const UNSUBSCRIBED_QUERY_MESSAGE: &str = "your wallet uses less efficient method of querying electrs, consider contacting the developer of your wallet. Reason:";
@@ -364,6 +364,26 @@ impl Rpc {
  Ok(json!(txid))
  }
 
+ fn testmempoolaccept(&self, (txs_hex,): &(String,)) -> Result<Value> {
+ let tx_hex_vec: Vec<String> = txs_hex.split(',').map(|s| s.trim().to_string()).collect();
+
+ let txs = tx_hex_vec
+ .iter()
+ .map(|tx_hex| {
+ let tx_bytes = Vec::from_hex(tx_hex).context("non-hex transaction")?;
+ let tx = deserialize(&tx_bytes).context("invalid transaction")?;
+ Ok(tx)
+ })
+ .collect::<Result<Vec<bitcoin::Transaction>>>()?;
+
+ let txs_ref: Vec<&bitcoin::Transaction> = txs.iter().collect();
+ let txs_arr = txs_ref.as_slice();
+
+ let result = self.daemon.test_mempool_accept(txs_arr).unwrap();
+
+ Ok(json!(result))
+ }
+
  fn transaction_get(&self, args: &TxGetArgs) -> Result<Value> {
  let (txid, verbose) = args.into();
  if verbose {
@@ -557,6 +577,7 @@ impl Rpc {
  Params::ScriptHashSubscribe(args) => self.scripthash_subscribe(client, args),
  Params::ScriptHashUnsubscribe(args) => self.scripthash_unsubscribe(client, args),
  Params::TransactionBroadcast(args) => self.transaction_broadcast(args),
+ Params::TestMempoolAccept(args) => self.testmempoolaccept(args),
  Params::TransactionGet(args) => self.transaction_get(args),
  Params::TransactionGetMerkle(args) => self.transaction_get_merkle(args),
  Params::TransactionFromPosition(args) => self.transaction_from_pos(*args),
@@ -573,6 +594,7 @@ enum Params {
  BlockHeader((usize,)),
  BlockHeaders((usize, usize)),
  TransactionBroadcast((String,)),
+ TestMempoolAccept((String,)),
  Donation,
  EstimateFee((u16,)),
  Features,
@@ -606,6 +628,7 @@ impl Params {
  "blockchain.scripthash.subscribe" => Params::ScriptHashSubscribe(convert(params)?),
  "blockchain.scripthash.unsubscribe" => Params::ScriptHashUnsubscribe(convert(params)?),
  "blockchain.transaction.broadcast" => Params::TransactionBroadcast(convert(params)?),
+ "blockchain.mempool.testmempoolaccept" => Params::TestMempoolAccept(convert(params)?),
  "blockchain.transaction.get" => Params::TransactionGet(convert(params)?),
  "blockchain.transaction.get_merkle" => Params::TransactionGetMerkle(convert(params)?),
  "blockchain.transaction.id_from_pos" => {