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Relay via PK #41

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Relay via PK #41

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8891157
Relay via PK
arr00 Jul 26, 2026
b355014
remove defender dependency
arr00 Jul 26, 2026
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31 changes: 16 additions & 15 deletions helpers/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,6 @@ import {
import Web3 from "web3"; // Web3
import axios from "axios"; // Axios requests
import { recoverTypedSignature } from "@metamask/eth-sig-util"; // EIP-712 sig verification
import { Defender } from "@openzeppelin/defender-sdk";

/**
* Instantiates server-side web3 connection
Expand All @@ -31,11 +30,11 @@ export const Web3Handler = () => {
const compToken = new web3.eth.Contract(COMP_ABI, COMP_ADDRESS);
const governorBravo = new web3.eth.Contract(
GOVERNOR_BRAVO_ABI,
GOVERNANCE_ADDRESS
GOVERNANCE_ADDRESS,
);
const governorCharlie = new web3.eth.Contract(
GOVERNOR_CHARLIE_ABI,
GOVERNOR_CHARLIE_ADDRESS
GOVERNOR_CHARLIE_ADDRESS,
);
const multicall = new web3.eth.Contract(MULTICALL_ABI, MULTICALL_ADDRESS);

Expand Down Expand Up @@ -442,32 +441,34 @@ const vote = async (address, proposalId, support, v, r, s) => {
};

const relayVote = async (voteSignature) => {
const { governorCharlie } = Web3Handler();

const client = new Defender({
relayerApiKey: process.env.DEFENDER_API_KEY,
relayerApiSecret: process.env.DEFENDER_API_SECRET,
});
const { web3, governorCharlie } = Web3Handler();

const web3jsTx = governorCharlie.methods.castVoteBySig(
voteSignature.proposalId,
voteSignature.support,
voteSignature.from,
`${voteSignature.r}${voteSignature.s.substring(
2
)}${voteSignature.v.substring(2)}`
2,
)}${voteSignature.v.substring(2)}`,
);

const account = web3.eth.accounts.privateKeyToAccount(
process.env.PRIVATE_KEY,
);

const tx = {
from: account.address,
to: GOVERNOR_CHARLIE_ADDRESS,
data: web3jsTx.encodeABI(),
gasLimit: Math.round((await web3jsTx.estimateGas()) * 1.2),
gas: Math.round((await web3jsTx.estimateGas({ from: account.address })) * 1.2),
value: 0,
maxPriorityFeePerGas: "500000000",
maxFeePerGas: "50000000000"
maxFeePerGas: "50000000000",
};

return (await client.relaySigner.sendTransaction(tx)).hash;
const signed = await account.signTransaction(tx);
const receipt = await web3.eth.sendSignedTransaction(signed.rawTransaction);
return receipt.transactionHash;
};

/**
Expand Down Expand Up @@ -554,7 +555,7 @@ const delegate = async (address, delegatee, nonce, expiry, v, r, s) => {
// Send notification to admin using telegram
if (typeof process.env.NOTIFICATION_HOOK != "undefined") {
await axios.get(
process.env.NOTIFICATION_HOOK + "New comp.vote delegation sig"
process.env.NOTIFICATION_HOOK + "New comp.vote delegation sig",
);
}
};
Expand Down
1 change: 0 additions & 1 deletion package.json
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Expand Up @@ -15,7 +15,6 @@
"@davatar/react": "^1.8.1",
"@ethersproject/providers": "^5.7.2",
"@metamask/eth-sig-util": "^4.0.0",
"@openzeppelin/defender-sdk": "^2.5.0",
"@rainbow-me/rainbowkit": "^2.0.0",
"@tanstack/react-query": "^5.17.0",
"@vercel/analytics": "^1.2.2",
Expand Down
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