Calculate withdrawal gas & token prices via @tornado/tornado-oracles

.env.example

@@ -1,6 +1,6 @@
 NET_ID=1
 HTTP_RPC_URL=https://api.securerpc.com/v1
-# WS_RPC_URL=wss://mainnet.infura.io/ws/v3/
+WS_RPC_URL=wss://mainnet.infura.io/ws/v3/
 # ORACLE_RPC_URL should always point to the mainnet
 ORACLE_RPC_URL=https://api.securerpc.com/v1
 REDIS_URL=redis://127.0.0.1:6379
@@ -13,7 +13,7 @@ APP_PORT=8000
 # without 0x prefix
 PRIVATE_KEY=
 # 0.05 means 0.05%
-REGULAR_TORNADO_WITHDRAW_FEE=0.35
+RELAYER_FEE=0.4
 MINING_SERVICE_FEE=0.05
 REWARD_ACCOUNT=
 CONFIRMATIONS=4

abis/OffchainOracle.abi.json

@@ -1,181 +0,0 @@
-[
-  {
-    "inputs": [
-      { "internalType": "contract MultiWrapper", "name": "_multiWrapper", "type": "address" },
-      { "internalType": "contract IOracle[]", "name": "existingOracles", "type": "address[]" },
-      { "internalType": "enum OffchainOracle.OracleType[]", "name": "oracleTypes", "type": "uint8[]" },
-      { "internalType": "contract IERC20[]", "name": "existingConnectors", "type": "address[]" },
-      { "internalType": "contract IERC20", "name": "wBase", "type": "address" }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": false, "internalType": "contract IERC20", "name": "connector", "type": "address" }
-    ],
-    "name": "ConnectorAdded",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": false, "internalType": "contract IERC20", "name": "connector", "type": "address" }
-    ],
-    "name": "ConnectorRemoved",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": false, "internalType": "contract MultiWrapper", "name": "multiWrapper", "type": "address" }
-    ],
-    "name": "MultiWrapperUpdated",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": false, "internalType": "contract IOracle", "name": "oracle", "type": "address" },
-      {
-        "indexed": false,
-        "internalType": "enum OffchainOracle.OracleType",
-        "name": "oracleType",
-        "type": "uint8"
-      }
-    ],
-    "name": "OracleAdded",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": false, "internalType": "contract IOracle", "name": "oracle", "type": "address" },
-      {
-        "indexed": false,
-        "internalType": "enum OffchainOracle.OracleType",
-        "name": "oracleType",
-        "type": "uint8"
-      }
-    ],
-    "name": "OracleRemoved",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" },
-      { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" }
-    ],
-    "name": "OwnershipTransferred",
-    "type": "event"
-  },
-  {
-    "inputs": [{ "internalType": "contract IERC20", "name": "connector", "type": "address" }],
-    "name": "addConnector",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "contract IOracle", "name": "oracle", "type": "address" },
-      { "internalType": "enum OffchainOracle.OracleType", "name": "oracleKind", "type": "uint8" }
-    ],
-    "name": "addOracle",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "connectors",
-    "outputs": [{ "internalType": "contract IERC20[]", "name": "allConnectors", "type": "address[]" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "contract IERC20", "name": "srcToken", "type": "address" },
-      { "internalType": "contract IERC20", "name": "dstToken", "type": "address" },
-      { "internalType": "bool", "name": "useWrappers", "type": "bool" }
-    ],
-    "name": "getRate",
-    "outputs": [{ "internalType": "uint256", "name": "weightedRate", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "contract IERC20", "name": "srcToken", "type": "address" },
-      { "internalType": "bool", "name": "useSrcWrappers", "type": "bool" }
-    ],
-    "name": "getRateToEth",
-    "outputs": [{ "internalType": "uint256", "name": "weightedRate", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "multiWrapper",
-    "outputs": [{ "internalType": "contract MultiWrapper", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "oracles",
-    "outputs": [
-      { "internalType": "contract IOracle[]", "name": "allOracles", "type": "address[]" },
-      { "internalType": "enum OffchainOracle.OracleType[]", "name": "oracleTypes", "type": "uint8[]" }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "owner",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "contract IERC20", "name": "connector", "type": "address" }],
-    "name": "removeConnector",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "contract IOracle", "name": "oracle", "type": "address" },
-      { "internalType": "enum OffchainOracle.OracleType", "name": "oracleKind", "type": "uint8" }
-    ],
-    "name": "removeOracle",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "renounceOwnership",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "contract MultiWrapper", "name": "_multiWrapper", "type": "address" }],
-    "name": "setMultiWrapper",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "newOwner", "type": "address" }],
-    "name": "transferOwnership",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  }
-]

package.json

@@ -1,7 +1,7 @@
 {
   "name": "relay",
-  "version": "5.1.0",
+  "version": "5.2.0",
-  "description": "Relayer for Tornado.cash privacy solution. https://tornado.cash",
+  "description": "Relayer for Tornado.cash privacy solution.",
   "scripts": {
     "server": "node src/server.js",
     "worker": "node src/worker",
@@ -16,22 +16,22 @@
     "build": "docker build -t tornadocash/relayer:mainnet-v5 .",
     "start": "docker-compose up -d redis && concurrently \"yarn server\" \"yarn priceWatcher\" \"yarn treeWatcher\" \"yarn worker\" \"yarn healthWatcher\""
   },
-  "author": "tornado.cash",
+  "author": "Tornado Cash team",
   "license": "MIT",
   "dependencies": {
-    "circomlib": "git+https://git.tornado.ws/tornado-packages/circomlib.git#3b492f9801573eebcfe1b6c584afe8a3beecf2b4",
+    "@tornado/tornado-config": "^2.0.0",
+    "@tornado/tornado-oracles": "^2.1.0",
     "ajv": "^6.12.5",
     "async-mutex": "^0.2.4",
     "bull": "^3.12.1",
+    "circomlib": "git+https://git.tornado.ws/tornado-packages/circomlib.git#3b492f9801573eebcfe1b6c584afe8a3beecf2b4",
     "concurrently": "^8.2.0",
     "dotenv": "^8.2.0",
     "eth-ens-namehash": "^2.0.8",
     "express": "^4.17.1",
     "fixed-merkle-tree": "^0.4.0",
-    "@tornado/gas-price-oracle": "^0.5.3",
     "ioredis": "^4.14.1",
     "node-fetch": "^2.6.7",
-    "torn-token": "1.0.6",
     "tornado-anonymity-mining": "^2.1.2",
     "tx-manager": "^0.4.8",
     "uuid": "^8.3.0",

src/config.js

@@ -1,14 +1,13 @@
 require('dotenv').config()
 
 const { jobType } = require('./constants')
-const tornConfig = require('torn-token')
+const tornConfig = require('@tornado/tornado-config')
 module.exports = {
   netId: Number(process.env.NET_ID) || 1,
   redisUrl: process.env.REDIS_URL || 'redis://127.0.0.1:6379',
   httpRpcUrl: process.env.HTTP_RPC_URL,
   wsRpcUrl: process.env.WS_RPC_URL,
-  oracleRpcUrl: process.env.ORACLE_RPC_URL || 'https://mainnet.infura.io/',
+  oracleRpcUrl: process.env.ORACLE_RPC_URL || 'https://api.securerpc.com/v1',
-  offchainOracleAddress: '0x07D91f5fb9Bf7798734C3f606dB065549F6893bb',
   aggregatorAddress: process.env.AGGREGATOR,
   minerMerkleTreeHeight: 20,
   privateKey: process.env.PRIVATE_KEY,
@@ -16,13 +15,10 @@ module.exports = {
   torn: tornConfig,
   port: process.env.APP_PORT || 8000,
   tornadoServiceFee: Number(process.env.REGULAR_TORNADO_WITHDRAW_FEE),
-  miningServiceFee: Number(process.env.MINING_SERVICE_FEE),
   rewardAccount: process.env.REWARD_ACCOUNT,
   governanceAddress: '0x5efda50f22d34F262c29268506C5Fa42cB56A1Ce',
   tornadoGoerliProxy: '0x454d870a72e29d5E5697f635128D18077BD04C60',
   gasLimits: {
-    [jobType.TORNADO_WITHDRAW]: 390000,
-    WITHDRAW_WITH_EXTRA: 700000,
     [jobType.MINING_REWARD]: 455000,
     [jobType.MINING_WITHDRAW]: 400000,
   },

src/priceWatcher.js

@@ -1,41 +1,17 @@
-const { offchainOracleAddress } = require('./config')
+const { setSafeInterval, RelayerError, logRelayerError } = require('./utils')
-const {
-  getArgsForOracle,
-  setSafeInterval,
-  toChecksumAddress,
-  toBN,
-  RelayerError,
-  logRelayerError,
-} = require('./utils')
 const { redis } = require('./modules/redis')
-const web3 = require('./modules/web3')('oracle')
+const { TokenPriceOracle } = require('@tornado/tornado-oracles')
+const { oracleRpcUrl } = require('./config')
 
-const offchainOracleABI = require('../abis/OffchainOracle.abi.json')
+const priceOracle = new TokenPriceOracle(oracleRpcUrl)
-
-const offchainOracle = new web3.eth.Contract(offchainOracleABI, offchainOracleAddress)
-const { tokenAddresses, oneUintAmount, currencyLookup } = getArgsForOracle()
 
 async function main() {
   try {
-    const ethPrices = {}
+    const ethPrices = await priceOracle.fetchPrices()
-    for (let i = 0; i < tokenAddresses.length; i++) {
-      try {
-        const isWrap =
-          toChecksumAddress(tokenAddresses[i]) ===
-          toChecksumAddress('0x5d3a536E4D6DbD6114cc1Ead35777bAB948E3643')
-
-        const price = await offchainOracle.methods.getRateToEth(tokenAddresses[i], isWrap).call()
-        const numerator = toBN(oneUintAmount[i])
-        const denominator = toBN(10).pow(toBN(18)) // eth decimals
-        const priceFormatted = toBN(price).mul(numerator).div(denominator)
-        ethPrices[currencyLookup[tokenAddresses[i]]] = priceFormatted.toString()
-      } catch (e) {
-        console.error('cant get price of ', tokenAddresses[i])
-      }
-    }
     if (!Object.values(ethPrices).length) {
       throw new RelayerError('Can`t update prices', 1)
     }
+
     await redis.hmset('prices', ethPrices)
     console.log('Wrote following prices to redis', ethPrices)
   } catch (e) {

src/utils.js

@@ -2,16 +2,8 @@ const { instances, netId } = require('./config')
 const { poseidon } = require('circomlib')
 const { toBN, toChecksumAddress, BN, fromWei, isAddress, toWei, toHex } = require('web3-utils')
 
-const TOKENS = {
-  torn: {
-    tokenAddress: '0x77777FeDdddFfC19Ff86DB637967013e6C6A116C',
-    symbol: 'TORN',
-    decimals: 18,
-  },
-}
-
 const addressMap = new Map()
-const instance = instances[`netId${netId}`]
+const instance = instances[netId]
 
 for (const [currency, { instanceAddress, symbol, decimals }] of Object.entries(instance)) {
   Object.entries(instanceAddress).forEach(([amount, address]) =>
@@ -61,24 +53,6 @@ function when(source, event) {
   })
 }
 
-function getArgsForOracle() {
-  const tokens = {
-    ...instances.netId1,
-    ...TOKENS,
-  }
-  const tokenAddresses = []
-  const oneUintAmount = []
-  const currencyLookup = {}
-  Object.entries(tokens).map(([currency, data]) => {
-    if (currency !== 'eth') {
-      tokenAddresses.push(data.tokenAddress)
-      oneUintAmount.push(toBN('10').pow(toBN(data.decimals.toString())).toString())
-      currencyLookup[data.tokenAddress] = currency
-    }
-  })
-  return { tokenAddresses, oneUintAmount, currencyLookup }
-}
-
 function fromDecimals(value, decimals) {
   value = value.toString()
   let ether = value.toString()
@@ -155,7 +129,6 @@ module.exports = {
   poseidonHash2,
   sleep,
   when,
-  getArgsForOracle,
   fromDecimals,
   toBN,
   toChecksumAddress,

src/worker.js

@@ -1,8 +1,7 @@
 const fs = require('fs')
 const MerkleTree = require('fixed-merkle-tree')
-const { GasPriceOracle } = require('@tornado/gas-price-oracle')
 const { Utils, Controller } = require('tornado-anonymity-mining')
-
+const { TornadoFeeOracleV5 } = require('@tornado/tornado-oracles')
 const swapABI = require('../abis/swap.abi.json')
 const miningABI = require('../abis/mining.abi.json')
 const tornadoABI = require('../abis/tornadoABI.json')
@@ -47,7 +46,7 @@ let txManager
 let controller
 let swap
 let minerContract
-let gasPriceOracle
+const feeOracle = new TornadoFeeOracleV5(netId, oracleRpcUrl)
 
 async function fetchTree() {
   const elements = await redis.get('tree:elements')
@@ -94,12 +93,7 @@ async function start() {
         BASE_FEE_RESERVE_PERCENTAGE: baseFeeReserve,
       },
     })
-    gasPriceOracle = new GasPriceOracle({
+
-      defaultRpc: oracleRpcUrl,
-      minPriority: 2,
-      percentile: 5,
-      blocksCount: 20,
-    })
     swap = new web3.eth.Contract(swapABI, await resolver.resolve(torn.rewardSwap.address))
     minerContract = new web3.eth.Contract(miningABI, await resolver.resolve(torn.miningV2.address))
     redisSubscribe.subscribe('treeUpdate', fetchTree)
@@ -125,37 +119,6 @@ function checkFee({ data }, gasInfo) {
   return checkMiningFee(data)
 }
 
-async function getGasPrice() {
-  try {
-    const { maxFeePerGas, gasPrice } = await gasPriceOracle.getTxGasParams({
-      legacySpeed: 'fast',
-      bumpPercent: 10,
-    })
-
-    return toBN(maxFeePerGas || gasPrice)
-  } catch (e) {
-    const block = await web3.eth.getBlock('latest')
-
-    if (block && block.baseFeePerGas) {
-      return toBN(block.baseFeePerGas)
-    }
-
-    const gasPrice = await web3.eth.getGasPrice()
-    return toBN(gasPrice)
-  }
-}
-
-async function estimateWithdrawalGasLimit(tx) {
-  try {
-    const fetchedGasLimit = await web3.eth.estimateGas(tx)
-    const bumped = Math.floor(fetchedGasLimit * 1.2)
-    return bumped
-  } catch (e) {
-    console.log('Estimation error: ', e)
-    return gasLimits[jobType.TORNADO_WITHDRAW]
-  }
-}
-
 async function checkTornadoFee({ args, contract }, { gasLimit, gasPrice }) {
   const { currency, amount, decimals } = getInstance(contract)
   const [fee, refund] = [args[4], args[5]].map(toBN)
@@ -197,12 +160,12 @@ async function checkTornadoFee({ args, contract }, { gasLimit, gasPrice }) {
 }
 
 async function checkMiningFee({ args }) {
-  const gasPrice = await getGasPrice()
+  const gasPrice = await feeOracle.getGasPrice()
   const ethPrice = await redis.hget('prices', 'torn')
   const isMiningReward = currentJob.data.type === jobType.MINING_REWARD
   const providedFee = isMiningReward ? toBN(args.fee) : toBN(args.extData.fee)
 
-  const expense = gasPrice.mul(toBN(gasLimits[currentJob.data.type]))
+  const expense = toBN(gasPrice).mul(toBN(gasLimits[currentJob.data.type]))
   const expenseInTorn = expense.mul(toBN(1e18)).div(toBN(ethPrice))
   // todo make aggregator for ethPrices and rewardSwap data
   const balance = await swap.methods.tornVirtualBalance().call()
@@ -259,17 +222,15 @@ async function getTxObject({ data }) {
       calldata = contract.methods.withdraw(data.proof, ...data.args).encodeABI()
     }
 
-    const gasPrice = await getGasPrice()
     const incompleteTx = {
       value: data.args[5],
       from: txManager.address, // Required, because without it relayerRegistry.burn will fail, because msg.sender is not relayer
       to: contract._address,
       data: calldata,
-      gasPrice: toHex(gasPrice),
     }
-    const gasLimit = await estimateWithdrawalGasLimit(incompleteTx)
+    const { gasLimit, gasPrice } = await feeOracle.getGasParams(incompleteTx, 'relayer_withdrawal')
 
-    return Object.assign(incompleteTx, { gasLimit })
+    return Object.assign(incompleteTx, { gasLimit, gasPrice })
   } else {
     const method = data.type === jobType.MINING_REWARD ? 'reward' : 'withdraw'
     const calldata = minerContract.methods[method](data.proof, data.args).encodeABI()

yarn.lock

@@ -409,7 +409,7 @@
     fastfile "0.0.19"
     ffjavascript "^0.2.30"
 
-"@openzeppelin/contracts@^3.1.0", "@openzeppelin/contracts@^3.4.0":
+"@openzeppelin/contracts@^3.4.0":
   version "3.4.2"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-3.4.2.tgz#d81f786fda2871d1eb8a8c5a73e455753ba53527"
   integrity sha512-z0zMCjyhhp4y7XKAcDAi3Vgms4T2PstwBdahiO0+9NaGICQKjynK3wduSRplTgk4LXmoO1yfDGO5RbjKYxtuxA==
@@ -456,6 +456,22 @@
     bignumber.js "^9.0.0"
     node-cache "^5.1.2"
 
+"@tornado/tornado-config@^2.0.0":
+  version "2.0.0"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Ftornado-config/-/2.0.0/tornado-config-2.0.0.tgz#52bbc179ecb2385f71b4d56e060b68e7dd6fb8b4"
+  integrity sha512-7EkpWNfEm34VEOrbLnPpvd/aUJYnA1L+6/qx2fZ/AfmuJFkjSZ18Z4jvVGNY7ktKIhTu3/Tbze+9l3eNueCNIA==
+
+"@tornado/tornado-oracles@^2.1.0":
+  version "2.1.0"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Ftornado-oracles/-/2.1.0/tornado-oracles-2.1.0.tgz#2aa0d8c9288992e6d194d4bb28acb37c2035c453"
+  integrity sha512-Y6FPAGnCvHLWzUnNYgGoOv+X7KY3CF02rRSawataYaLyl+v2ivh7RYZZZ3G/B5hXf+pD3IFeCdm4PDnTNyNe1g==
+  dependencies:
+    "@tornado/gas-price-oracle" "^0.5.3"
+    "@tornado/tornado-config" "^2.0.0"
+    "@types/node" "^20.5.1"
+    bignumber.js "^9.1.1"
+    ethers "5.7"
+
 "@types/bn.js@^4.11.3":
   version "4.11.6"
   resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
@@ -502,6 +518,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.20.55.tgz#c329cbd434c42164f846b909bd6f85b5537f6240"
   integrity sha512-J8xLz7q2OFulZ2cyGTLE1TbbZcjpno7FaN6zdJNrgAdrJ+DZzh/uFR6YrTb4C+nXakvud8Q4+rbhoIWlYQbUFQ==
 
+"@types/node@^20.5.1":
+  version "20.5.8"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.5.8.tgz#fb171fd22d37ca6e2ea97fde88e6a13ee14bc327"
+  integrity sha512-eajsR9aeljqNhK028VG0Wuw+OaY5LLxYmxeoXynIoE6jannr9/Ucd1LL0hSSoafk5LTYG+FfqsyGt81Q6Zkybw==
+
 "@types/pbkdf2@^3.0.0":
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/@types/pbkdf2/-/pbkdf2-3.1.0.tgz#039a0e9b67da0cdc4ee5dab865caa6b267bb66b1"
@@ -788,6 +809,11 @@ bignumber.js@^9.0.0:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.1.tgz#c4df7dc496bd849d4c9464344c1aa74228b4dac6"
   integrity sha512-pHm4LsMJ6lzgNGVfZHjMoO8sdoRhOzOH4MLmY65Jg70bpxCKu5iOHNJyfF6OyvYw7t8Fpf35RuzUyqnQsj8Vig==
 
+bignumber.js@^9.1.1:
+  version "9.1.2"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.2.tgz#b7c4242259c008903b13707983b5f4bbd31eda0c"
+  integrity sha512-2/mKyZH9K85bzOEfhXDBFZTGd1CTs+5IHpeFQo9luiBG7hghdC851Pj2WAhb6E3R6b9tZj/XKhbg4fum+Kepug==
+
 binary-extensions@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.2.0.tgz#75f502eeaf9ffde42fc98829645be4ea76bd9e2d"
@@ -2098,7 +2124,7 @@ ethereumjs-util@^7.0.3, ethereumjs-util@^7.1.0, ethereumjs-util@^7.1.1, ethereum
     ethereum-cryptography "^0.1.3"
     rlp "^2.2.4"
 
-ethers@^5.4.6:
+ethers@5.7, ethers@^5.4.6:
   version "5.7.2"
   resolved "https://registry.yarnpkg.com/ethers/-/ethers-5.7.2.tgz#3a7deeabbb8c030d4126b24f84e525466145872e"
   integrity sha512-wswUsmWo1aOK8rR7DIKiWSw9DbLWe6x98Jrn8wcTflTVvaXhAMaB5zGAXy0GYQEQp9iO1iSHWVyARQm11zUtyg==
@@ -4896,16 +4922,6 @@ toidentifier@1.0.1:
   resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.1.tgz#3be34321a88a820ed1bd80dfaa33e479fbb8dd35"
   integrity sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==
 
-torn-token@1.0.6:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/torn-token/-/torn-token-1.0.6.tgz#66cde5f85b611033918c807b4a8d9d4e5bb3fcfc"
-  integrity sha512-ilCS7fN+JM2O8l1Iw5cEWXyiQQg8GxEeYYvqALJcn5cO6qSpD+xJb3Dji4EHXa1Yu1OBd/19ktWNvUkWNvuAaQ==
-  dependencies:
-    "@openzeppelin/contracts" "^3.1.0"
-    eth-sig-util "^2.5.3"
-    ethereumjs-util "^7.0.3"
-    web3 "^1.2.11"
-
 tornado-anonymity-mining@^2.1.2:
   version "2.1.5"
   resolved "https://registry.yarnpkg.com/tornado-anonymity-mining/-/tornado-anonymity-mining-2.1.5.tgz#7dbc7f099ce9667f2cc91fbb7ce8f78663afc4cc"