tornado-relayer/src.bak/index.js
2020-09-28 05:28:34 +03:00

99 lines
2.6 KiB
JavaScript

const express = require('express')
const {
netId,
port,
relayerServiceFee,
gasBumpPercentage,
pendingTxTimeout,
watherInterval,
maxGasPrice
} = require('../config')
const relayController = require('./relayController')
const { fetcher, web3, gasPriceOracle } = require('./instances')
const { getMixers } = require('./utils')
const mixers = getMixers()
const { redisClient } = require('./redis')
const { version } = require('../package.json')
const app = express()
app.use(express.json())
app.use((err, req, res, next) => {
if (err) {
console.log('Invalid Request data')
res.send('Invalid Request data')
} else {
next()
}
})
app.use(function (req, res, next) {
res.header('Access-Control-Allow-Origin', '*')
res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept')
next()
})
app.get('/', function (req, res) {
// just for testing purposes
res.send(
'This is <a href=https://tornado.cash>tornado.cash</a> Relayer service. Check the <a href=/status>/status</a> for settings'
)
})
app.get('/status', async function (req, res) {
let nonce = await redisClient.get('nonce')
let latestBlock = null
try {
latestBlock = await web3.eth.getBlockNumber()
} catch (e) {
console.error('Problem with RPC', e)
}
const { ethPrices } = fetcher
res.json({
relayerAddress: web3.eth.defaultAccount,
mixers,
gasPrices: await gasPriceOracle.gasPrices(),
netId,
ethPrices,
relayerServiceFee,
nonce,
version,
latestBlock
})
})
app.post('/relay', relayController)
console.log('Version:', version)
let server = app.listen(port || 8000)
server.setTimeout(600000)
console.log('Gas price oracle started.')
fetcher.fetchPrices()
fetcher.fetchNonce()
console.log('Relayer started on port', port || 8000)
console.log(`relayerAddress: ${web3.eth.defaultAccount}`)
console.log(`mixers: ${JSON.stringify(mixers)}`)
console.log(`netId: ${netId}`)
console.log(`ethPrices: ${JSON.stringify(fetcher.ethPrices)}`)
const {
GAS_PRICE_BUMP_PERCENTAGE,
ALLOWABLE_PENDING_TX_TIMEOUT,
NONCE_WATCHER_INTERVAL,
MAX_GAS_PRICE
} = process.env
if (!NONCE_WATCHER_INTERVAL) {
console.log(`NONCE_WATCHER_INTERVAL is not set. Using default value ${watherInterval / 1000} sec`)
}
if (!GAS_PRICE_BUMP_PERCENTAGE) {
console.log(`GAS_PRICE_BUMP_PERCENTAGE is not set. Using default value ${gasBumpPercentage}%`)
}
if (!ALLOWABLE_PENDING_TX_TIMEOUT) {
console.log(`ALLOWABLE_PENDING_TX_TIMEOUT is not set. Using default value ${pendingTxTimeout / 1000} sec`)
}
if (!MAX_GAS_PRICE) {
console.log(`ALLOWABLE_PENDING_TX_TIMEOUT is not set. Using default value ${maxGasPrice} Gwei`)
}