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feat: migrate to sepolia #222

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merged 1 commit into from
Jan 3, 2024
Merged

feat: migrate to sepolia #222

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2 changes: 1 addition & 1 deletion src/libs/oa-verify.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ import { isValid, verificationBuilder } from "@govtechsg/oa-verify";
import { SchemaId, v2 } from "@govtechsg/open-attestation";
import { isWhitelisted, verifyAllowedIssuers } from "./oa-verify";

const NETWORK_NAME = process.env.NETWORK_NAME || "goerli";
const NETWORK_NAME = process.env.NETWORK_NAME || "sepolia";
const verify = verificationBuilder([verifyAllowedIssuers], { network: NETWORK_NAME });

const v2DocumentShared = {
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37 changes: 27 additions & 10 deletions src/libs/oa-verify.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -34,9 +34,13 @@ enum VerifyAllowedIssuersCode {
SKIPPED = 2,
UNSUPPORTED_V3_DOCUMENT = 3,
}

enum NETWORKS {
SEPOLIA = "sepolia",
MAINNET = "mainnet",
}
/* ========= Environment Variables ========= */
const NETWORK_NAME = process.env.NETWORK_NAME || "goerli";
const NETWORK_NAME = process.env.NETWORK_NAME || NETWORKS.SEPOLIA;

const INFURA_API_KEY = process.env.INFURA_API_KEY; // eslint-disable-line prefer-destructuring
const ALCHEMY_API_KEY = process.env.ALCHEMY_API_KEY; // eslint-disable-line prefer-destructuring
const WHITELISTED_ISSUERS = process.env.WHITELISTED_ISSUERS?.split(",") || ["gov.sg", "openattestation.com"];
Expand Down Expand Up @@ -160,16 +164,29 @@ const getVerifier = () => {
* Resolver: Infura resolver should be last item in array so that it will be used first
*/
if (INFURA_API_KEY) {
const infuraProvider = new providers.InfuraProvider(NETWORK_NAME, INFURA_API_KEY);
config.providers.push({ provider: infuraProvider, priority: 1, stallTimeout: 4000 });
config.resolvers.networks.unshift({ name: "goerli", provider: infuraProvider });
config.resolvers.networks.unshift({ name: "mainnet", provider: infuraProvider });
const infuraProviderSepolia = new providers.InfuraProvider(NETWORKS.SEPOLIA, INFURA_API_KEY);
const infuraProviderMainnet = new providers.InfuraProvider(NETWORKS.MAINNET, INFURA_API_KEY);
config.providers.push({
provider: NETWORK_NAME === NETWORKS.MAINNET ? infuraProviderMainnet : infuraProviderSepolia,
priority: 1,
stallTimeout: 4000,
});
config.resolvers.networks.unshift({ name: NETWORKS.MAINNET, provider: infuraProviderMainnet });
}
if (ALCHEMY_API_KEY) {
const alchemyProvider = new providers.AlchemyProvider(NETWORK_NAME, ALCHEMY_API_KEY);
config.providers.push({ provider: alchemyProvider, priority: 2 });
config.resolvers.networks.unshift({ name: "goerli", provider: alchemyProvider });
config.resolvers.networks.unshift({ name: "mainnet", provider: alchemyProvider });
// Handling sepolia network differently because ethers v5 AlchemyProvider doesn't support Sepolia
// TODO: use ethers v6 AlchemyProvider once ethers version is able to be bumped
const alchemyProviderSepolia = new providers.StaticJsonRpcProvider(
`https://eth-sepolia.g.alchemy.com/v2/${ALCHEMY_API_KEY}`,
NETWORKS.SEPOLIA
);
const alchemyProviderMainnet = new providers.AlchemyProvider(NETWORKS.MAINNET, ALCHEMY_API_KEY);

config.providers.push({
provider: NETWORK_NAME === NETWORKS.MAINNET ? alchemyProviderMainnet : alchemyProviderSepolia,
priority: 2,
});
config.resolvers.networks.unshift({ name: NETWORKS.MAINNET, provider: alchemyProviderMainnet });
}

const provider = config.providers.length > 0 ? new providers.FallbackProvider(config.providers) : undefined;
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