Merge pull request #66 from alloy-rs/aws_signer

feat(wallets): aws signer

Cargo.toml

@@ -95,6 +95,7 @@ alloy = { git = "https://github.com/alloy-rs/alloy", rev = "9aea693", features =
     "rpc-types-eth",
     "rpc-types-trace",
     "signers",
+    "signer-aws",
     "signer-keystore",
     "signer-ledger",
     "signer-mnemonic",

examples/wallets/Cargo.toml

@@ -14,6 +14,8 @@ workspace = true
 
 [dev-dependencies]
 alloy.workspace = true
+aws-sdk-kms = { version = "1", default-features = false }
+aws-config = { version = "1", default-features = false }
 
 eyre.workspace = true
 rand = "0.8.5"

examples/wallets/examples/aws_signer.rs

@@ -0,0 +1,22 @@
+//! Example showing how to use the AWS KMS signer.
+use alloy::signers::{aws::AwsSigner, Signer};
+use aws_config::BehaviorVersion;
+use eyre::Result;
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let Ok(key_id) = std::env::var("AWS_KEY_ID") else {
+        return Ok(());
+    };
+    let config = aws_config::load_defaults(BehaviorVersion::latest()).await;
+    let client = aws_sdk_kms::Client::new(&config);
+
+    let signer = AwsSigner::new(client, key_id, Some(1)).await.unwrap();
+
+    let message = "Hello, world!";
+
+    let sig = signer.sign_message(message.as_bytes()).await.unwrap();
+    assert_eq!(sig.recover_address_from_msg(message).unwrap(), signer.address());
+
+    Ok(())
+}