XPortal

A trustless lightweight cross-shard protocol.

#ganache #hardhat

validator.js listen to events and submit block headers.

relayer.js listen to events and pass messages and proofs.

client.js trigger Source.sol.

Reference

receipt proof https://github.com/PISAresearch/event-proofs

transaction proof https://github.com/lorenzb/proveth

receipt transaction state proof https://github.com/zmitton/eth-proof https://github.com/syscoin/eth-object

Operation

1. Terminal 1: start ganache network

ganache v7.7.4 (@ganache/cli: 0.8.3, @ganache/core: 0.8.3)

ganache -p 7545 --wallet.accounts "0x6d922087375998e10beb01be21a8e717ef8a6bc22b9a0ad2a0bee6f69724b754, 1000000000000000000000"

2. Terminal 2: deploy contracts and save addresses to contracts.json

npx hardhat run scripts/deploy.js --network localganache

3. Terminal 3: start validator

node validator.js

4. Terminal 4: start relayer

node relayer.js

5. Terminal 5: use client to test xSend

modify client.js to test xSend

node client.js

modify Source.sol function call1 targetAccount to target address

redeploy contracts

restart validator and relayer

modify client.js to test xCall

use client to test xCall