wormhole/ethereum/mine.js

37 lines
948 B
JavaScript

/*
This script advances Ganache network state. It runs as a sidecar pod alongside the devnet and
ensures that manual token transfers triggered through the web UI will be able to be confirmed.
*/
advanceBlock = () => {
return new Promise((resolve, reject) => {
web3.currentProvider.send({
jsonrpc: "2.0",
method: "evm_mine",
id: new Date().getTime()
}, (err, result) => {
if (err) {
return reject(err);
}
const newBlockHash = web3.eth.getBlock('latest').hash;
return resolve(newBlockHash)
});
});
}
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
module.exports = function(callback) {
const fn = async () => {
while (true) {
await advanceBlock();
await sleep(1000);
}
}
fn().catch(reason => console.error(reason))
}