Add allowance/block lists support to monitor (#477)

.dockerignore

@@ -8,11 +8,16 @@
 **/docs
 **/*.md
 
+monitor/**/*.env*
+oracle/**/*.env*
+!**/.env.example
+
 contracts/test
 contracts/build
 oracle/test
 monitor/test
 monitor/responses
+monitor/cache
 commons/test
 oracle/**/*.png
 oracle/**/*.jpg

.gitignore

@@ -10,11 +10,8 @@ dist
 
 # misc
 .DS_Store
-.env
-.env.local
-.env.development.local
-.env.test.local
-.env.production.local
+*.env*
+!.env.example
 .idea
 .nyc_output
 logs/
@@ -49,5 +46,6 @@ __pycache__
 
 #monitor
 monitor/responses/*
-monitor/configs/*.env
+monitor/cache/*
+!monitor/cache/.gitkeep
 !monitor/.gitkeep

CONFIGURATION.md

@@ -79,3 +79,6 @@ MONITOR_TX_NUMBER_THRESHOLD | If estimated number of transaction is equal to or
 MONITOR_PORT | The port for the Monitor. | integer
 MONITOR_BRIDGE_NAME | The name to be used in the url path for the bridge | string
 MONITOR_CACHE_EVENTS | If set to true, monitor will cache obtained events for other workers runs | `true` / `false`
+MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST | File with a list of addresses, separated by newlines. If set, determines the privileged set of accounts whose requests should be automatically processed by the CollectedSignatures watcher. | string
+MONITOR_HOME_TO_FOREIGN_BLOCK_LIST | File with a list of addresses, separated by newlines. If set, determines the set of accounts whose requests should be marked as unclaimed. Has a lower priority than the `MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST`. | string
+MONITOR_HOME_TO_FOREIGN_CHECK_SENDER | If set to `true`, instructs the oracle to do an extra check for transaction origin in the block/allowance list. `false` by default. | `true` / `false`

monitor/.env.example

@@ -22,3 +22,6 @@ COMMON_FOREIGN_GAS_PRICE_FACTOR=1
 MONITOR_TX_NUMBER_THRESHOLD=100
 MONITOR_PORT=3003
 MONITOR_CACHE_EVENTS=true
+
+MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST=
+MONITOR_HOME_TO_FOREIGN_BLOCK_LIST=

monitor/alerts.js

@@ -1,18 +1,11 @@
 require('dotenv').config()
-const Web3 = require('web3')
+const Web3Utils = require('web3').utils
 const logger = require('./logger')('alerts')
 const eventsInfo = require('./utils/events')
 const { getBlockNumber } = require('./utils/contract')
 const { processedMsgNotDelivered, eventWithoutReference } = require('./utils/message')
 const { BRIDGE_MODES } = require('../commons')
-
-const { COMMON_HOME_RPC_URL, COMMON_FOREIGN_RPC_URL } = process.env
-
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
-const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
-const web3Foreign = new Web3(foreignProvider)
+const { web3Home, web3Foreign } = require('./utils/web3')
 
 async function main() {
   const {
@@ -77,10 +70,10 @@ async function main() {
  * @returns {function({blockNumber?: *}): boolean[]}
  */
 const findMisbehaviorRange = currentBlockNumber => ({ blockNumber }) => {
-  const minus60 = currentBlockNumber.sub(Web3.utils.toBN(60))
-  const minus180 = currentBlockNumber.sub(Web3.utils.toBN(180))
-  const minus720 = currentBlockNumber.sub(Web3.utils.toBN(720))
-  const minus17280 = currentBlockNumber.sub(Web3.utils.toBN(17280))
+  const minus60 = currentBlockNumber.sub(Web3Utils.toBN(60))
+  const minus180 = currentBlockNumber.sub(Web3Utils.toBN(180))
+  const minus720 = currentBlockNumber.sub(Web3Utils.toBN(720))
+  const minus17280 = currentBlockNumber.sub(Web3Utils.toBN(17280))
 
   return [
     minus60.lte(blockNumber),

monitor/checkWorker.js

@@ -1,21 +1,20 @@
 require('dotenv').config()
-const Web3 = require('web3')
+const BN = require('bignumber.js')
 const logger = require('./logger')('checkWorker')
 const { getBridgeMode } = require('../commons')
 const getBalances = require('./getBalances')
 const getShortEventStats = require('./getShortEventStats')
 const validators = require('./validators')
 const { writeFile, createDir } = require('./utils/file')
+const { saveCache } = require('./utils/web3Cache')
+const { web3Home } = require('./utils/web3')
 
-const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_HOME_RPC_URL, MONITOR_BRIDGE_NAME } = process.env
+const { COMMON_HOME_BRIDGE_ADDRESS, MONITOR_BRIDGE_NAME } = process.env
 
 const MONITOR_VALIDATOR_HOME_TX_LIMIT = Number(process.env.MONITOR_VALIDATOR_HOME_TX_LIMIT) || 0
 const MONITOR_VALIDATOR_FOREIGN_TX_LIMIT = Number(process.env.MONITOR_VALIDATOR_FOREIGN_TX_LIMIT) || 0
 const MONITOR_TX_NUMBER_THRESHOLD = Number(process.env.MONITOR_TX_NUMBER_THRESHOLD) || 100
 
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
 const { HOME_ERC_TO_ERC_ABI } = require('../commons')
 
 async function checkWorker() {
@@ -31,9 +30,13 @@ async function checkWorker() {
     const home = Object.assign({}, balances.home, events.home)
     const foreign = Object.assign({}, balances.foreign, events.foreign)
     const status = Object.assign({}, balances, events, { home }, { foreign })
+    if (status.balanceDiff && status.unclaimedBalance) {
+      status.balanceDiff = new BN(status.balanceDiff).minus(status.unclaimedBalance).toFixed()
+    }
     if (!status) throw new Error('status is empty: ' + JSON.stringify(status))
     status.health = true
     writeFile(`/responses/${MONITOR_BRIDGE_NAME}/getBalances.json`, status)
+    saveCache()
 
     logger.debug('calling validators()')
     const vBalances = await validators(bridgeMode)

monitor/checkWorker2.js

@@ -3,6 +3,7 @@ const logger = require('./logger')('checkWorker2')
 const eventsStats = require('./eventsStats')
 const alerts = require('./alerts')
 const { writeFile, createDir } = require('./utils/file')
+const { saveCache } = require('./utils/web3Cache')
 
 const { MONITOR_BRIDGE_NAME } = process.env
 
@@ -26,6 +27,7 @@ async function checkWorker2() {
     _alerts.ok = !_alerts.executeAffirmations.mostRecentTxHash && !_alerts.executeSignatures.mostRecentTxHash
     _alerts.health = true
     writeFile(`/responses/${MONITOR_BRIDGE_NAME}/alerts.json`, _alerts)
+    saveCache()
     logger.debug('Done x2')
   } catch (e) {
     logger.error(e)

monitor/checkWorker3.js

@@ -1,15 +1,12 @@
 require('dotenv').config()
-const Web3 = require('web3')
 const logger = require('./logger')('checkWorker3')
 const stuckTransfers = require('./stuckTransfers')
 const { writeFile, createDir } = require('./utils/file')
+const { web3Home } = require('./utils/web3')
 
-const { MONITOR_BRIDGE_NAME, COMMON_HOME_BRIDGE_ADDRESS, COMMON_HOME_RPC_URL } = process.env
+const { MONITOR_BRIDGE_NAME, COMMON_HOME_BRIDGE_ADDRESS } = process.env
 const { getBridgeMode, HOME_NATIVE_TO_ERC_ABI, BRIDGE_MODES } = require('../commons')
 
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
 async function checkWorker3() {
   try {
     const homeBridge = new web3Home.eth.Contract(HOME_NATIVE_TO_ERC_ABI, COMMON_HOME_BRIDGE_ADDRESS)

monitor/docker-compose.yml

@@ -4,11 +4,12 @@ services:
   monitor:
     image: poanetwork/tokenbridge-monitor:latest
     ports:
-    - "${MONITOR_PORT}:${MONITOR_PORT}"
+      - "${MONITOR_PORT}:${MONITOR_PORT}"
     env_file: ./.env
     environment:
       - NODE_ENV=production
     volumes:
       - ./responses:/mono/monitor/responses
+      - ./cache:/mono/monitor/cache
     restart: unless-stopped
     entrypoint: "yarn start"

monitor/eventsStats.js

@@ -1,8 +1,20 @@
 require('dotenv').config()
 const eventsInfo = require('./utils/events')
-const { processedMsgNotDelivered, deliveredMsgNotProcessed, eventWithoutReference } = require('./utils/message')
+const {
+  processedMsgNotDelivered,
+  deliveredMsgNotProcessed,
+  eventWithoutReference,
+  unclaimedHomeToForeignRequests
+} = require('./utils/message')
+const { getHomeTxSender } = require('./utils/web3Cache')
 const { BRIDGE_MODES } = require('../commons')
 
+const {
+  MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST,
+  MONITOR_HOME_TO_FOREIGN_BLOCK_LIST,
+  MONITOR_HOME_TO_FOREIGN_CHECK_SENDER
+} = process.env
+
 async function main() {
   const {
     homeToForeignRequests,
@@ -33,17 +45,30 @@ async function main() {
       lastChecked: Math.floor(Date.now() / 1000)
     }
   } else {
-    const onlyInHomeDeposits = homeToForeignRequests.filter(eventWithoutReference(homeToForeignConfirmations))
+    let onlyInHomeDeposits = homeToForeignRequests.filter(eventWithoutReference(homeToForeignConfirmations))
     const onlyInForeignDeposits = homeToForeignConfirmations.filter(eventWithoutReference(homeToForeignRequests))
 
     const onlyInHomeWithdrawals = foreignToHomeConfirmations.filter(eventWithoutReference(foreignToHomeRequests))
     const onlyInForeignWithdrawals = foreignToHomeRequests.filter(eventWithoutReference(foreignToHomeConfirmations))
 
+    const unclaimedStats = {}
+    if (MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST || MONITOR_HOME_TO_FOREIGN_BLOCK_LIST) {
+      const unclaimedFilter = unclaimedHomeToForeignRequests()
+      if (MONITOR_HOME_TO_FOREIGN_CHECK_SENDER === 'true') {
+        for (let i = 0; i < onlyInHomeDeposits.length; i++) {
+          onlyInHomeDeposits[i].sender = await getHomeTxSender(onlyInHomeDeposits[i].transactionHash)
+        }
+      }
+      unclaimedStats.unclaimedHomeDeposits = onlyInHomeDeposits.filter(unclaimedFilter)
+      onlyInHomeDeposits = onlyInHomeDeposits.filter(e => !unclaimedFilter(e))
+    }
+
     return {
       onlyInHomeDeposits,
       onlyInForeignDeposits,
       onlyInHomeWithdrawals,
       onlyInForeignWithdrawals,
+      ...unclaimedStats,
       lastChecked: Math.floor(Date.now() / 1000)
     }
   }

monitor/getBalances.js

@@ -1,23 +1,11 @@
 require('dotenv').config()
 const BN = require('bignumber.js')
-const Web3 = require('web3')
+const Web3Utils = require('web3').utils
 const logger = require('./logger')('getBalances')
 const { BRIDGE_MODES } = require('../commons')
+const { web3Home, web3Foreign } = require('./utils/web3')
 
-const Web3Utils = Web3.utils
-
-const {
-  COMMON_HOME_RPC_URL,
-  COMMON_FOREIGN_RPC_URL,
-  COMMON_HOME_BRIDGE_ADDRESS,
-  COMMON_FOREIGN_BRIDGE_ADDRESS
-} = process.env
-
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
-const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
-const web3Foreign = new Web3(foreignProvider)
+const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
 
 const {
   ERC20_ABI,

monitor/getShortEventStats.js

@@ -1,6 +1,16 @@
 require('dotenv').config()
+const BN = require('bignumber.js')
+const Web3Utils = require('web3').utils
 const eventsInfo = require('./utils/events')
+const { eventWithoutReference, unclaimedHomeToForeignRequests } = require('./utils/message')
 const { BRIDGE_MODES } = require('../commons')
+const { getHomeTxSender } = require('./utils/web3Cache')
+
+const {
+  MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST,
+  MONITOR_HOME_TO_FOREIGN_BLOCK_LIST,
+  MONITOR_HOME_TO_FOREIGN_CHECK_SENDER
+} = process.env
 
 async function main(bridgeMode) {
   const {
@@ -24,9 +34,26 @@ async function main(bridgeMode) {
       }
     }
   } else {
-    return {
+    const stats = {
       depositsDiff: homeToForeignRequests.length - homeToForeignConfirmations.length,
-      withdrawalDiff: foreignToHomeConfirmations.length - foreignToHomeRequests.length,
+      withdrawalDiff: foreignToHomeConfirmations.length - foreignToHomeRequests.length
+    }
+    if (MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST || MONITOR_HOME_TO_FOREIGN_BLOCK_LIST) {
+      const onlyInHomeDeposits = homeToForeignRequests.filter(eventWithoutReference(homeToForeignConfirmations))
+      if (MONITOR_HOME_TO_FOREIGN_CHECK_SENDER === 'true') {
+        for (let i = 0; i < onlyInHomeDeposits.length; i++) {
+          onlyInHomeDeposits[i].sender = await getHomeTxSender(onlyInHomeDeposits[i].transactionHash)
+        }
+      }
+
+      const unclaimedPool = onlyInHomeDeposits.filter(unclaimedHomeToForeignRequests())
+
+      stats.depositsDiff -= unclaimedPool.length
+      stats.unclaimedDiff = unclaimedPool.length
+      stats.unclaimedBalance = Web3Utils.fromWei(BN.sum(...unclaimedPool.map(e => e.value)).toFixed())
+    }
+    return {
+      ...stats,
       home: {
         deposits: homeToForeignRequests.length,
         withdrawals: foreignToHomeConfirmations.length

monitor/package.json

@@ -14,7 +14,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "bignumber.js": "^6.0.0",
+    "bignumber.js": "^9.0.1",
     "cors": "^2.8.5",
     "dotenv": "^5.0.1",
     "express": "^4.16.3",

monitor/scripts/getBridgeStats.sh

@@ -2,6 +2,10 @@
 
 CONFIGDIR="configs"
 RESPONSESDIR="responses"
+ACLDIR="access-lists"
+ALLOWANCEFILE="allowance_list.txt"
+BLOCKFILE="block_list.txt"
+CACHEDIR="cache"
 IMAGETAG="latest"
 
 cd $(dirname $0)/..
@@ -26,10 +30,17 @@ if /usr/local/bin/docker-compose ps | grep -q -i 'monitor'; then
       fi
     done
 
+    alist=`source ${file} && echo ${MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST}`
+    blist=`source ${file} && echo ${MONITOR_HOME_TO_FOREIGN_BLOCK_LIST}`
+    al_param="$(pwd)/${ACLDIR}/${bridgename}/${ALLOWANCEFILE}:/mono/monitor/access-lists/allowance_list.txt"
+    bl_param="$(pwd)/${ACLDIR}/${bridgename}/${BLOCKFILE}:/mono/monitor/access-lists/block_list.txt"
+
     containername=${bridgename}"-checker"
     docker container stats --no-stream ${containername} 2>/dev/null 1>&2
     if [ ! "$?" == "0" ]; then
       docker run --rm --env-file $file -v $(pwd)/${RESPONSESDIR}:/mono/monitor/responses \
+        ${alist:+"-v"} ${alist:+"$al_param"} ${blist:+"-v"} ${blist:+"$bl_param"} \
+        -v $(pwd)/${CACHEDIR}/${bridgename}:/mono/monitor/cache \
         --name ${containername} poanetwork/tokenbridge-monitor:${IMAGETAG} \
         /bin/bash -c 'yarn check-all'
       shasum -a 256 -s -c ${checksumfile}

monitor/stuckTransfers.js

@@ -1,14 +1,11 @@
 require('dotenv').config()
-const Web3 = require('web3')
 const logger = require('./logger')('stuckTransfers.js')
 const { FOREIGN_V1_ABI } = require('../commons/abis')
+const { web3Foreign } = require('./utils/web3')
 
-const { COMMON_FOREIGN_RPC_URL, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
+const { COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
 const MONITOR_FOREIGN_START_BLOCK = Number(process.env.MONITOR_FOREIGN_START_BLOCK) || 0
 
-const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
-const web3Foreign = new Web3(foreignProvider)
-
 const ABITransferWithoutData = [
   {
     anonymous: false,

monitor/utils/events.js

@@ -1,5 +1,4 @@
 require('dotenv').config()
-const Web3 = require('web3')
 const { toBN } = require('web3').utils
 const logger = require('../logger')('eventsUtils')
 const {
@@ -19,23 +18,12 @@ const {
 const { normalizeEventInformation } = require('./message')
 const { filterTransferBeforeES } = require('./tokenUtils')
 const { writeFile, readCacheFile } = require('./file')
+const { web3Home, web3Foreign } = require('./web3')
 
-const {
-  COMMON_HOME_RPC_URL,
-  COMMON_FOREIGN_RPC_URL,
-  COMMON_HOME_BRIDGE_ADDRESS,
-  COMMON_FOREIGN_BRIDGE_ADDRESS,
-  MONITOR_CACHE_EVENTS
-} = process.env
+const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_FOREIGN_BRIDGE_ADDRESS, MONITOR_CACHE_EVENTS } = process.env
 const MONITOR_HOME_START_BLOCK = toBN(Number(process.env.MONITOR_HOME_START_BLOCK) || 0)
 const MONITOR_FOREIGN_START_BLOCK = toBN(Number(process.env.MONITOR_FOREIGN_START_BLOCK) || 0)
 
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
-const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
-const web3Foreign = new Web3(foreignProvider)
-
 const { getBlockNumber } = require('./contract')
 
 const cacheFilePath = '/tmp/cachedEvents.json'

monitor/utils/file.js

@@ -38,9 +38,19 @@ function readCacheFile(filePath) {
   }
 }
 
+function readAccessListFile(filePath) {
+  const data = fs.readFileSync(filePath)
+  return data
+    .toString()
+    .split('\n')
+    .map(addr => addr.trim().toLowerCase())
+    .filter(addr => addr.length === 42)
+}
+
 module.exports = {
   readFile,
   writeFile,
   createDir,
-  readCacheFile
+  readCacheFile,
+  readAccessListFile
 }

monitor/utils/message.js

@@ -1,4 +1,7 @@
 const { parseAMBMessage } = require('../../commons')
+const { readAccessListFile } = require('./file')
+
+const { MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST, MONITOR_HOME_TO_FOREIGN_BLOCK_LIST } = process.env
 
 const keyAMB = e => [e.messageId, e.sender, e.executor].join(',').toLowerCase()
 
@@ -51,9 +54,22 @@ const eventWithoutReference = otherSideEvents => {
   return e => !keys.has(key(e))
 }
 
+const unclaimedHomeToForeignRequests = () => {
+  if (MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST) {
+    const allowanceList = readAccessListFile(MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST)
+    return e => !allowanceList.includes(e.recipient.toLowerCase()) && !(e.sender && allowanceList.includes(e.sender))
+  } else if (MONITOR_HOME_TO_FOREIGN_BLOCK_LIST) {
+    const blockList = readAccessListFile(MONITOR_HOME_TO_FOREIGN_BLOCK_LIST)
+    return e => blockList.includes(e.recipient.toLowerCase()) || (e.sender && blockList.includes(e.sender))
+  } else {
+    return () => false
+  }
+}
+
 module.exports = {
   deliveredMsgNotProcessed,
   processedMsgNotDelivered,
   normalizeEventInformation,
-  eventWithoutReference
+  eventWithoutReference,
+  unclaimedHomeToForeignRequests
 }

monitor/utils/web3.js

@@ -0,0 +1,15 @@
+require('dotenv').config()
+const Web3 = require('web3')
+
+const { COMMON_HOME_RPC_URL, COMMON_FOREIGN_RPC_URL } = process.env
+
+const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
+const web3Home = new Web3(homeProvider)
+
+const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
+const web3Foreign = new Web3(foreignProvider)
+
+module.exports = {
+  web3Home,
+  web3Foreign
+}

monitor/utils/web3Cache.js

@@ -0,0 +1,29 @@
+const logger = require('../logger')('web3Cache')
+const { readCacheFile, writeFile } = require('./file')
+const { web3Home } = require('./web3')
+
+let isDirty = false
+
+const homeTxSendersCacheFile = './cache/homeTxSenders.json'
+const cachedHomeTxSenders = readCacheFile(homeTxSendersCacheFile) || {}
+
+async function getHomeTxSender(txHash) {
+  if (!cachedHomeTxSenders[txHash]) {
+    logger.debug(`Fetching sender for tx ${txHash}`)
+    cachedHomeTxSenders[txHash] = (await web3Home.eth.getTransaction(txHash)).from.toLowerCase()
+    isDirty = true
+  }
+  return cachedHomeTxSenders[txHash]
+}
+
+function saveCache() {
+  if (isDirty) {
+    logger.debug('Saving cache on disk')
+    writeFile(homeTxSendersCacheFile, cachedHomeTxSenders)
+  }
+}
+
+module.exports = {
+  getHomeTxSender,
+  saveCache
+}

monitor/validators.js

@@ -1,13 +1,12 @@
 require('dotenv').config()
-const Web3 = require('web3')
+const Web3Utils = require('web3').utils
 const fetch = require('node-fetch')
 const logger = require('./logger')('validators')
 const { getBridgeABIs, BRIDGE_VALIDATORS_ABI, getValidatorList, gasPriceFromSupplier } = require('../commons')
 const { getBlockNumber } = require('./utils/contract')
+const { web3Home, web3Foreign } = require('./utils/web3')
 
 const {
-  COMMON_HOME_RPC_URL,
-  COMMON_FOREIGN_RPC_URL,
   COMMON_HOME_BRIDGE_ADDRESS,
   COMMON_FOREIGN_BRIDGE_ADDRESS,
   COMMON_HOME_GAS_PRICE_SUPPLIER_URL,
@@ -24,14 +23,6 @@ const MONITOR_FOREIGN_START_BLOCK = Number(process.env.MONITOR_FOREIGN_START_BLO
 const MONITOR_VALIDATOR_HOME_TX_LIMIT = Number(process.env.MONITOR_VALIDATOR_HOME_TX_LIMIT) || 0
 const MONITOR_VALIDATOR_FOREIGN_TX_LIMIT = Number(process.env.MONITOR_VALIDATOR_FOREIGN_TX_LIMIT) || 0
 
-const Web3Utils = Web3.utils
-
-const homeProvider = new Web3.providers.HttpProvider(COMMON_HOME_RPC_URL)
-const web3Home = new Web3(homeProvider)
-
-const foreignProvider = new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL)
-const web3Foreign = new Web3(foreignProvider)
-
 const homeGasPriceSupplierOpts = {
   speedType: COMMON_HOME_GAS_PRICE_SPEED_TYPE,
   factor: COMMON_HOME_GAS_PRICE_FACTOR,

oracle/src/utils/utils.js

@@ -118,7 +118,10 @@ async function readAccessListFile(fileName, logger) {
         .split('\n')
         .map(addr => addr.trim().toLowerCase())
         .filter(addr => addr.length === 42)
-      logger.info({ fileName }, `Access list was read successfully, ${data.length} addresses found`)
+      logger.info(
+        { fileName },
+        `Access list was read successfully, ${readAccessLists[fileName].length} addresses found`
+      )
       logger.debug({ addresses: readAccessLists[fileName] }, `Read addresses from the file`)
     } catch (e) {
       readAccessLists[fileName] = []

yarn.lock

@@ -5073,6 +5073,11 @@ bignumber.js@^6.0.0:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-6.0.0.tgz#bbfa047644609a5af093e9cbd83b0461fa3f6002"
   integrity sha512-x247jIuy60/+FtMRvscqfxtVHQf8AGx2hm9c6btkgC0x/hp9yt+teISNhvF8WlwRkCc5yF2fDECH8SIMe8j+GA==
 
+bignumber.js@^9.0.1:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.1.tgz#8d7ba124c882bfd8e43260c67475518d0689e4e5"
+  integrity sha512-IdZR9mh6ahOBv/hYGiXyVuyCetmGJhtYkqLBpTStdhEGjegpPlUawydyaF3pbIOFynJTpllEs+NP+CS9jKFLjA==
+
 bignumber.js@~8.0.2:
   version "8.0.2"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-8.0.2.tgz#d8c4e1874359573b1ef03011a2d861214aeef137"