feat: testnet4 is supported with the latest rust-bitcoin

Author: BinChengZhao

Cargo.lock

@@ -22,14 +22,15 @@ arraydeque = "0.5.1"
 arrayref = "0.3.6"
 base64 = "0.22"
 bincode = "1.3.1"
-bitcoin = { version = "0.31", features = ["serde"] }
+bitcoin = { version = "0.32.5", features = [ "serde" ] }
+bitcoin-io = "0.1.2"
 clap = "2.33.3"
 crossbeam-channel = "0.5.0"
 dirs = "5.0.1"
-elements = { version = "0.24", features = ["serde"], optional = true }
+elements = { version = "0.25.1", features = ["serde"], optional = true }
 error-chain = "0.12.4"
 glob = "0.3"
-hex = { package = "hex-conservative", version = "0.1.1" }
+hex = { package = "hex-conservative", version = "0.2.1" }
 itertools = "0.12"
 lazy_static = "1.3.0"
 libc = "0.2.81"

Cargo.toml

@@ -12,7 +12,7 @@ fn main() {
     use bitcoin::blockdata::script::ScriptBuf;
     use bitcoin::consensus::encode::deserialize;
     use electrs::{
-        chain::Transaction,
+        chain::{Transaction, TxOperations},
         config::Config,
         daemon::Daemon,
         metrics::Metrics,
@@ -62,7 +62,7 @@ fn main() {
         }
 
         let tx: Transaction = deserialize(&value).expect("failed to parse Transaction");
-        let txid = tx.txid();
+        let txid = TxOperations::txid(&tx);
 
         iter.next();
 

src/bin/tx-fingerprint-stats.rs

@@ -29,6 +29,8 @@ pub enum Network {
     #[cfg(not(feature = "liquid"))]
     Testnet,
     #[cfg(not(feature = "liquid"))]
+    Testnet4,
+    #[cfg(not(feature = "liquid"))]
     Regtest,
     #[cfg(not(feature = "liquid"))]
     Signet,
@@ -97,6 +99,7 @@ impl Network {
         return vec![
             "mainnet".to_string(),
             "testnet".to_string(),
+            "testnet4".to_string(),
             "regtest".to_string(),
             "signet".to_string(),
         ];
@@ -110,6 +113,27 @@ impl Network {
     }
 }
 
+/// Because `rust-bitcoin` uses the `txid` function will cause a warning,
+/// Need to use `compute_txid` instead,
+/// So abstract a trait to handle the access of `txid`   
+pub trait TxOperations {
+    fn txid(&self) -> Txid;
+}
+
+#[cfg(not(feature = "liquid"))]
+impl TxOperations for Transaction {
+    fn txid(&self) -> Txid {
+        self.compute_txid()
+    }
+}
+
+#[cfg(feature = "liquid")]
+impl TxOperations for Transaction {
+    fn txid(&self) -> Txid {
+        Transaction::txid(self)
+    }
+}
+
 pub fn genesis_hash(network: Network) -> BlockHash {
     #[cfg(not(feature = "liquid"))]
     return bitcoin_genesis_hash(network.into());
@@ -121,8 +145,12 @@ pub fn bitcoin_genesis_hash(network: BNetwork) -> bitcoin::BlockHash {
     lazy_static! {
         static ref BITCOIN_GENESIS: bitcoin::BlockHash =
             genesis_block(BNetwork::Bitcoin).block_hash();
+            // TESTNET_GENESIS is BlockHash of testnet3
         static ref TESTNET_GENESIS: bitcoin::BlockHash =
             genesis_block(BNetwork::Testnet).block_hash();
+            // TESTNET4_GENESIS is BlockHash of testnet4
+        static ref TESTNET4_GENESIS: bitcoin::BlockHash =
+            genesis_block(BNetwork::Testnet4).block_hash();
         static ref REGTEST_GENESIS: bitcoin::BlockHash =
             genesis_block(BNetwork::Regtest).block_hash();
         static ref SIGNET_GENESIS: bitcoin::BlockHash =
@@ -131,6 +159,7 @@ pub fn bitcoin_genesis_hash(network: BNetwork) -> bitcoin::BlockHash {
     match network {
         BNetwork::Bitcoin => *BITCOIN_GENESIS,
         BNetwork::Testnet => *TESTNET_GENESIS,
+        BNetwork::Testnet4 => *TESTNET4_GENESIS,
         BNetwork::Regtest => *REGTEST_GENESIS,
         BNetwork::Signet => *SIGNET_GENESIS,
         _ => panic!("unknown network {:?}", network),
@@ -165,6 +194,8 @@ impl From<&str> for Network {
             #[cfg(not(feature = "liquid"))]
             "testnet" => Network::Testnet,
             #[cfg(not(feature = "liquid"))]
+            "testnet4" => Network::Testnet4,
+            #[cfg(not(feature = "liquid"))]
             "regtest" => Network::Regtest,
             #[cfg(not(feature = "liquid"))]
             "signet" => Network::Signet,
@@ -187,6 +218,7 @@ impl From<Network> for BNetwork {
         match network {
             Network::Bitcoin => BNetwork::Bitcoin,
             Network::Testnet => BNetwork::Testnet,
+            Network::Testnet4 => BNetwork::Testnet4,
             Network::Regtest => BNetwork::Regtest,
             Network::Signet => BNetwork::Signet,
         }
@@ -199,9 +231,23 @@ impl From<BNetwork> for Network {
         match network {
             BNetwork::Bitcoin => Network::Bitcoin,
             BNetwork::Testnet => Network::Testnet,
+            BNetwork::Testnet4 => Network::Testnet4,
             BNetwork::Regtest => Network::Regtest,
             BNetwork::Signet => Network::Signet,
             _ => panic!("unknown network {:?}", network),
         }
     }
 }
+
+#[cfg(not(feature = "liquid"))]
+impl From<Network> for &'static bitcoin::params::Params {
+    fn from(network: Network) -> Self {
+        match network {
+            Network::Bitcoin => &bitcoin::params::MAINNET,
+            Network::Testnet => &bitcoin::params::TESTNET3,
+            Network::Testnet4 => &bitcoin::params::TESTNET4,
+            Network::Regtest => &bitcoin::params::REGTEST,
+            Network::Signet => &bitcoin::params::SIGNET,
+        }
+    }
+}