layerzero.config.ts

import { EndpointId } from '@layerzerolabs/lz-definitions'
import { ExecutorOptionType } from '@layerzerolabs/lz-v2-utilities'

import type { OAppOmniGraphHardhat, OmniPointHardhat } from '@layerzerolabs/toolbox-hardhat'

// Note:  Do not use address for EVM OmniPointHardhat contracts.  Contracts are loaded using hardhat-deploy.
const sepoliaContract: OmniPointHardhat = {
    eid: EndpointId.SEPOLIA_TESTNET, /// EndpointV1
    contractName: 'MyEndpointV1OFTV2Mock', // Update this if trying out the other contracts
}

const solanaContract: OmniPointHardhat = {
    eid: EndpointId.SOLANA_V2_TESTNET,
    address: '', // NOTE: update this with the OFTStore address.
}

// The values here are for development purposes. E.g. confirmations are set to 1. For production, they should be reviewed and edited accordingly.
const config: OAppOmniGraphHardhat = {
    contracts: [
        {
            contract: sepoliaContract,
        },
        {
            contract: solanaContract,
        },
    ],
    connections: [
        {
            from: sepoliaContract,
            to: solanaContract,
            config: {
                sendLibrary: '0x6862b19f6e42a810946B9C782E6ebE26Ad266C84', // SendULN301 on Ethereum Sepolia
                receiveLibraryConfig: {
                    receiveLibrary: '0x5937A5fe272fbA38699A1b75B3439389EEFDb399', // ReceiveULN301 on Ethereum Sepolia
                    gracePeriod: BigInt(0),
                },
                sendConfig: {
                    executorConfig: {
                        maxMessageSize: 200,
                        executor: '0x718B92b5CB0a5552039B593faF724D182A881eDA',
                    },
                    ulnConfig: {
                        confirmations: BigInt(15),
                        requiredDVNs: ['0x8eebf8b423b73bfca51a1db4b7354aa0bfca9193'], // LayerZero Labs DVN
                        // optionalDVNs omitted → inherit the default. To pin "no optional DVNs"
                        // explicitly, set `optionalDVNs: []` (it now serializes to the NIL sentinel).
                    },
                },
                receiveConfig: {
                    ulnConfig: {
                        confirmations: BigInt(32),
                        requiredDVNs: ['0x8eebf8b423b73bfca51a1db4b7354aa0bfca9193'],
                        // optionalDVNs omitted → inherit the default. To pin "no optional DVNs"
                        // explicitly, set `optionalDVNs: []` (it now serializes to the NIL sentinel).
                    },
                },
            },
        },
        {
            from: solanaContract,
            to: sepoliaContract,
            // TODO Here are some default settings that have been found to work well sending to Sepolia.
            // You need to either enable these enforcedOptions or pass in extraOptions when calling send().
            // Having neither will cause a revert when calling send().
            // We suggest performing additional profiling to ensure they are correct for your use case.
            config: {
                sendLibrary: '7a4WjyR8VZ7yZz5XJAKm39BUGn5iT9CKcv2pmG9tdXVH',
                receiveLibraryConfig: {
                    receiveLibrary: '7a4WjyR8VZ7yZz5XJAKm39BUGn5iT9CKcv2pmG9tdXVH',
                    gracePeriod: BigInt(0),
                },
                // Optional Send Configuration
                // @dev Controls how the `from` chain sends messages to the `to` chain.
                sendConfig: {
                    executorConfig: {
                        maxMessageSize: 10000,
                        // The configured Executor address.  Note, this is the executor PDA not the program ID.
                        executor: 'AwrbHeCyniXaQhiJZkLhgWdUCteeWSGaSN1sTfLiY7xK',
                    },
                    ulnConfig: {
                        // // The number of block confirmations to wait before emitting the message from the source chain.
                        confirmations: BigInt(32),
                        // The address of the DVNs you will pay to verify a sent message on the source chain ).
                        // The destination tx will wait until ALL `requiredDVNs` verify the message.
                        requiredDVNs: [
                            '4VDjp6XQaxoZf5RGwiPU9NR1EXSZn2TP4ATMmiSzLfhb', // LayerZero
                        ],
                        // optionalDVNs omitted → inherit the default. To pin "no optional DVNs"
                        // explicitly, set `optionalDVNs: []` (it now serializes to the NIL sentinel),
                        // with `optionalDVNThreshold: 0`.
                    },
                },
                // Optional Receive Configuration
                // @dev Controls how the `from` chain receives messages from the `to` chain.
                receiveConfig: {
                    ulnConfig: {
                        // The number of block confirmations to expect from the `to` chain.
                        confirmations: BigInt(15),
                        // The address of the DVNs your `receiveConfig` expects to receive verifications from on the `from` chain ).
                        // The `from` chain's OApp will wait until the configured threshold of `requiredDVNs` verify the message.
                        requiredDVNs: [
                            '4VDjp6XQaxoZf5RGwiPU9NR1EXSZn2TP4ATMmiSzLfhb', // LayerZero
                        ],
                        // optionalDVNs omitted → inherit the default. To pin "no optional DVNs"
                        // explicitly, set `optionalDVNs: []` (it now serializes to the NIL sentinel),
                        // with `optionalDVNThreshold: 0`.
                    },
                },
                enforcedOptions: [
                    {
                        msgType: 1,
                        optionType: ExecutorOptionType.LZ_RECEIVE,
                        gas: 200000,
                    },
                    {
                        msgType: 2,
                        optionType: ExecutorOptionType.LZ_RECEIVE,
                        gas: 200000,
                    },
                ],
            },
        },
    ],
}

export default config