feat(signers): replace rusoto with aws-sdk

Author: DaniPopes

ethers-core/src/utils/mod.rs

@@ -38,7 +38,7 @@ pub use hex;
 
 use crate::types::{Address, Bytes, ParseI256Error, H256, I256, U256};
 use ethabi::ethereum_types::FromDecStrErr;
-use k256::ecdsa::SigningKey;
+use k256::ecdsa::{SigningKey, VerifyingKey};
 use std::{
     collections::HashMap,
     convert::{TryFrom, TryInto},
@@ -390,17 +390,19 @@ pub fn get_create2_address_from_hash(
     Address::from(bytes)
 }
 
-/// Converts a K256 SigningKey to an Ethereum Address
+/// Converts a K256 [SigningKey] to an Ethereum address.
+#[inline]
 pub fn secret_key_to_address(secret_key: &SigningKey) -> Address {
-    let public_key = secret_key.verifying_key();
+    public_key_to_address(secret_key.verifying_key())
+}
+
+/// Converts a K256 [VerifyingKey] to an Ethereum address.
+pub fn public_key_to_address(public_key: &VerifyingKey) -> Address {
     let public_key = public_key.to_encoded_point(/* compress = */ false);
     let public_key = public_key.as_bytes();
     debug_assert_eq!(public_key[0], 0x04);
     let hash = keccak256(&public_key[1..]);
-
-    let mut bytes = [0u8; 20];
-    bytes.copy_from_slice(&hash[12..]);
-    Address::from(bytes)
+    Address::from_slice(&hash[12..])
 }
 
 /// Encodes an Ethereum address to its [EIP-55] checksum.

ethers-signers/Cargo.toml

@@ -43,8 +43,11 @@ futures-util = { workspace = true, optional = true }
 futures-executor = { workspace = true, optional = true }
 
 # aws
-rusoto_core = { version = "0.48.0", default-features = false, optional = true }
-rusoto_kms = { version = "0.48.0", default-features = false, optional = true }
+aws-config = { version = "0.56", default-features = false, optional = true }
+aws-smithy-runtime-api = { version = "0.56", default-features = false, features = [
+    "client",
+], optional = true }
+aws-sdk-kms = { version = "0.29", default-features = false, optional = true }
 spki = { workspace = true, optional = true }
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
@@ -80,5 +83,5 @@ optimism = ["ethers-core/optimism"]
 
 ledger = ["coins-ledger", "futures", "semver"]
 trezor = ["trezor-client", "futures", "semver", "home"]
-aws = ["rusoto_core/rustls", "rusoto_kms/rustls", "spki"]
+aws = ["aws-config", "aws-sdk-kms", "aws-smithy-runtime-api", "spki"]
 yubi = ["yubihsm"]