Enable Wasmtime and Remove secp256k1 (#593)

Co-authored-by: Hernando Castano <castano.ha@gmail.com>

bridges/bin/millau/node/Cargo.toml

@@ -26,7 +26,7 @@ pallet-message-lane-rpc = { path = "../../../modules/message-lane/rpc" }
 frame-benchmarking = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 frame-benchmarking-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-basic-authorship = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
-sc-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
+sc-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master", features = ["wasmtime"] }
 sc-client-api = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-consensus = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-consensus-aura = { git = "https://github.com/paritytech/substrate.git", branch = "master" }

bridges/bin/rialto/node/Cargo.toml

@@ -26,7 +26,7 @@ rialto-runtime = { path = "../runtime" }
 frame-benchmarking = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 frame-benchmarking-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-basic-authorship = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
-sc-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
+sc-cli = { git = "https://github.com/paritytech/substrate.git", branch = "master", features = ["wasmtime"] }
 sc-client-api = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-consensus = { git = "https://github.com/paritytech/substrate.git", branch = "master" }
 sc-consensus-aura = { git = "https://github.com/paritytech/substrate.git", branch = "master" }

bridges/relays/ethereum-client/Cargo.toml

@@ -6,12 +6,12 @@ edition = "2018"
 license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
 
 [dependencies]
+bp-eth-poa = { path = "../../primitives/ethereum-poa" }
 codec = { package = "parity-scale-codec", version = "1.3.4" }
-ethereum-tx-sign = "3.0"
 headers-relay = { path = "../headers-relay" }
-hex = "0.4"
+hex-literal = "0.3"
 jsonrpsee = { git = "https://github.com/svyatonik/jsonrpsee.git", branch = "shared-client-in-rpc-api", default-features = false, features = ["http"] }
+libsecp256k1 = { version = "0.3.4", default-features = false, features = ["hmac"] }
 log = "0.4.11"
-parity-crypto = { version = "0.6", features = ["publickey"] }
 relay-utils = { path = "../utils" }
-web3 = "0.13"
+web3 = { version = "0.14", default-features = false }

bridges/relays/ethereum-client/src/sign.rs

@@ -16,16 +16,17 @@
 
 use crate::types::{Address, CallRequest, U256};
 use crate::{Client, Result};
-
-use parity_crypto::publickey::KeyPair;
+use bp_eth_poa::signatures::{secret_to_address, SignTransaction};
+use hex_literal::hex;
+use secp256k1::SecretKey;
 
 /// Ethereum signing params.
 #[derive(Clone, Debug)]
 pub struct SigningParams {
 	/// Ethereum chain id.
 	pub chain_id: u64,
 	/// Ethereum transactions signer.
-	pub signer: KeyPair,
+	pub signer: SecretKey,
 	/// Gas price we agree to pay.
 	pub gas_price: U256,
 }
@@ -37,10 +38,9 @@ impl Default for SigningParams {
 			// account that has a lot of ether when we run instant seal engine
 			// address: 0x00a329c0648769a73afac7f9381e08fb43dbea72
 			// secret: 0x4d5db4107d237df6a3d58ee5f70ae63d73d7658d4026f2eefd2f204c81682cb7
-			signer: KeyPair::from_secret_slice(
-				&hex::decode("4d5db4107d237df6a3d58ee5f70ae63d73d7658d4026f2eefd2f204c81682cb7")
-					.expect("secret is hardcoded, thus valid; qed"),
-			)
+			signer: SecretKey::parse(&hex!(
+				"4d5db4107d237df6a3d58ee5f70ae63d73d7658d4026f2eefd2f204c81682cb7"
+			))
 			.expect("secret is hardcoded, thus valid; qed"),
 			gas_price: 8_000_000_000u64.into(), // 8 Gwei
 		}
@@ -59,7 +59,7 @@ pub async fn sign_and_submit_transaction(
 	let nonce = if let Some(n) = nonce {
 		n
 	} else {
-		let address: Address = params.signer.address().as_fixed_bytes().into();
+		let address: Address = secret_to_address(&params.signer);
 		client.account_nonce(address).await?
 	};
 
@@ -70,15 +70,15 @@ pub async fn sign_and_submit_transaction(
 	};
 	let gas = client.estimate_gas(call_request).await?;
 
-	let raw_transaction = ethereum_tx_sign::RawTransaction {
+	let raw_transaction = bp_eth_poa::UnsignedTransaction {
 		nonce,
 		to: contract_address,
 		value: U256::zero(),
 		gas: if double_gas { gas.saturating_mul(2.into()) } else { gas },
 		gas_price: params.gas_price,
-		data: encoded_call,
+		payload: encoded_call,
 	}
-	.sign(&params.signer.secret().as_fixed_bytes().into(), &params.chain_id);
+	.sign_by(&params.signer, Some(params.chain_id));
 
 	let _ = client.submit_transaction(raw_transaction).await?;
 	Ok(())

bridges/relays/ethereum/Cargo.toml

@@ -18,9 +18,9 @@ ethabi-derive = "12.0"
 futures = "0.3.8"
 hex = "0.4"
 hex-literal = "0.3"
+libsecp256k1 = { version = "0.3.4", default-features = false, features = ["hmac"] }
 log = "0.4.11"
 num-traits = "0.2"
-parity-crypto = { version = "0.6", features = ["publickey"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.60"
 time = "0.2"

bridges/relays/ethereum/src/ethereum_client.rs

@@ -18,6 +18,7 @@ use crate::rpc_errors::RpcError;
 use crate::substrate_sync_loop::QueuedRialtoHeader;
 
 use async_trait::async_trait;
+use bp_eth_poa::signatures::secret_to_address;
 use codec::{Decode, Encode};
 use ethabi::FunctionOutputDecoder;
 use headers_relay::sync_types::SubmittedHeaders;
@@ -134,7 +135,7 @@ impl EthereumHighLevelRpc for EthereumClient {
 		headers: Vec<QueuedRialtoHeader>,
 	) -> SubmittedHeaders<RialtoHeaderId, RpcError> {
 		// read nonce of signer
-		let address: Address = params.signer.address().as_fixed_bytes().into();
+		let address: Address = secret_to_address(&params.signer);
 		let nonce = match self.account_nonce(address).await {
 			Ok(nonce) => nonce,
 			Err(error) => {

bridges/relays/ethereum/src/ethereum_exchange_submit.rs

@@ -17,7 +17,7 @@
 //! Submitting Ethereum -> Substrate exchange transactions.
 
 use bp_eth_poa::{
-	signatures::{SecretKey, SignTransaction},
+	signatures::{secret_to_address, SignTransaction},
 	UnsignedTransaction,
 };
 use relay_ethereum_client::{
@@ -56,7 +56,7 @@ pub fn run(params: EthereumExchangeSubmitParams) {
 	let result: Result<_, String> = local_pool.run_until(async move {
 		let eth_client = EthereumClient::new(eth_params);
 
-		let eth_signer_address = eth_sign.signer.address();
+		let eth_signer_address = secret_to_address(&eth_sign.signer);
 		let sub_recipient_encoded = sub_recipient;
 		let nonce = match eth_nonce {
 			Some(eth_nonce) => eth_nonce,
@@ -83,11 +83,9 @@ pub fn run(params: EthereumExchangeSubmitParams) {
 			value: eth_amount,
 			payload: sub_recipient_encoded.to_vec(),
 		};
-		let eth_tx_signed = eth_tx_unsigned.clone().sign_by(
-			&SecretKey::parse(eth_sign.signer.secret().as_fixed_bytes())
-				.expect("key is accepted by secp256k1::KeyPair and thus is valid; qed"),
-			Some(eth_sign.chain_id),
-		);
+		let eth_tx_signed = eth_tx_unsigned
+			.clone()
+			.sign_by(&eth_sign.signer, Some(eth_sign.chain_id));
 		eth_client
 			.submit_transaction(eth_tx_signed)
 			.await

bridges/relays/ethereum/src/main.rs

@@ -34,8 +34,8 @@ use ethereum_sync_loop::EthereumSyncParams;
 use headers_relay::sync::TargetTransactionMode;
 use hex_literal::hex;
 use instances::{BridgeInstance, Kovan, RialtoPoA};
-use parity_crypto::publickey::{KeyPair, Secret};
 use relay_utils::{initialize::initialize_relay, metrics::MetricsParams};
+use secp256k1::SecretKey;
 use sp_core::crypto::Pair;
 use substrate_sync_loop::SubstrateSyncParams;
 
@@ -134,10 +134,9 @@ fn ethereum_connection_params(matches: &clap::ArgMatches) -> Result<EthereumConn
 fn ethereum_signing_params(matches: &clap::ArgMatches) -> Result<EthereumSigningParams, String> {
 	let mut params = EthereumSigningParams::default();
 	if let Some(eth_signer) = matches.value_of("eth-signer") {
-		params.signer = eth_signer
-			.parse::<Secret>()
-			.map_err(|e| format!("Failed to parse eth-signer: {}", e))
-			.and_then(|secret| KeyPair::from_secret(secret).map_err(|e| format!("Invalid eth-signer: {}", e)))?;
+		params.signer =
+			SecretKey::parse_slice(&hex::decode(eth_signer).map_err(|e| format!("Failed to parse eth-signer: {}", e))?)
+				.map_err(|e| format!("Invalid eth-signer: {}", e))?;
 	}
 	if let Some(eth_chain_id) = matches.value_of("eth-chain-id") {
 		params.chain_id = eth_chain_id