@cloud-cryptographic-wallet/ethers-adapter
v0.2.2
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@cloud-cryptographic-wallet/ethers-adapter
This package allows you to use Signer of ethers with a variety of cloud service key management systems.
Support Cloud Services
Install
$ npm install @cloud-cryptographic-wallet/ethers-adapter ethers
With Cloud Service
AWS KMS
$ npm install @cloud-cryptographic-wallet/aws-kms-signer
import { ethers } from "ethers";
import { AwsKmsSigner } from "@cloud-cryptographic-wallet/aws-kms-signer";
import { EthersAdapter } from "@cloud-cryptographic-wallet/ethers-adapter";
async function sendTxUsingAwsKmsSigner(rpcUrl: string) {
const region = "us-east-1";
const keyId = "e9005048-475f-4767-9f2d-0d1fb0c89caf";
const awsKmsSigner = new AwsKmsSigner(keyId, { region });
const provider = new ethers.providers.JsonRpcProvider(rpcUrl);
const signer = new EthersAdapter({ signer: awsKmsSigner }).connect(provider);
const address = await signer.getAddress();
console.log(address);
console.log(ethers.utils.formatEther(await signer.getBalance()));
const tx = await signer.sendTransaction({
from: address,
to: address,
});
console.log({ tx });
const receipt = await tx.wait();
console.log({ receipt });
}
Cloud Key Management
$ npm install @cloud-cryptographic-wallet/cloud-kms-signer
import { ethers } from "ethers";
import { CloudKmsSigner } from "@cloud-cryptographic-wallet/cloud-kms-signer";
import { EthersAdapter } from "@cloud-cryptographic-wallet/ethers-adapter";
async function sendTxUsingCloudKmsSigner(rpcUrl: string) {
const name =
"projects/aws-kms-provider/locations/asia-northeast1/keyRings/for-e2e-test/cryptoKeys/for-e2e-test/cryptoKeyVersions/1";
const cloudKmsSigner = new CloudKmsSigner(name);
const provider = new ethers.providers.JsonRpcProvider(rpcUrl);
const signer = new EthersAdapter({ signer: cloudKmsSigner }).connect(
provider
);
const address = await signer.getAddress();
console.log(address);
console.log(ethers.utils.formatEther(await signer.getBalance()));
const tx = await signer.sendTransaction({
from: address,
to: address,
});
console.log({ tx });
const receipt = await tx.wait();
console.log({ receipt });
}