Merge the develop branch to the master branch, preparation to v2.6.0-rc2

.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

.github/workflows/main.yml

@@ -19,9 +19,11 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: git submodule status > submodule.status
+      - name: Set cache key
-      - id: get_cache_key
+        id: get_cache_key
-        run: echo "::set-output name=cache_key::cache-repo-${{ hashFiles('yarn.lock', 'package.json', 'submodule.status') }}"
+        run: |
+          git submodule status > submodule.status
+          echo "::set-output name=cache_key::cache-repo-${{ hashFiles('yarn.lock', 'package.json', 'submodule.status') }}"
       - uses: actions/cache@v2
         id: cache-repo
         with:
@@ -29,7 +31,8 @@ jobs:
             **/node_modules
             contracts/build
           key: ${{ steps.get_cache_key.outputs.cache_key }}
-      - if: ${{ !steps.cache-repo.outputs.cache-hit }}
+      - name: Install dependencies and compile contracts
+        if: ${{ !steps.cache-repo.outputs.cache-hit }}
         run: |
           yarn install --frozen-lockfile
           yarn run install:deploy
@@ -56,7 +59,8 @@ jobs:
             **/node_modules
             contracts/build
           key: ${{ needs.initialize.outputs.cache_key }}
-      - run: ${{ steps.cache-repo.outputs.cache-hit }} && yarn run ${{ matrix.task }}
+      - name: yarn run ${{ matrix.task }}
+        run: ${{ steps.cache-repo.outputs.cache-hit }} && yarn run ${{ matrix.task }}
   ui-coverage:
     runs-on: ubuntu-latest
     needs:
@@ -76,7 +80,8 @@ jobs:
             **/node_modules
             contracts/build
           key: ${{ needs.initialize.outputs.cache_key }}
-      - run: ${{ steps.cache-repo.outputs.cache-hit }} && yarn workspace ui run coverage
+      - name: yarn workspace ui run coverage
+        run: ${{ steps.cache-repo.outputs.cache-hit }} && yarn workspace ui run coverage
       - uses: coverallsapp/github-action@master
         with:
           github-token: ${{ github.token }}
@@ -87,14 +92,16 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: |
+      - name: Evaluate e2e docker images tags
+        run: |
           git submodule status > submodule.status
-          echo "::set-env name=E2E_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}"
+          echo "E2E_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}" >> $GITHUB_ENV
-          echo "::set-env name=ORACLE_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}"
+          echo "ORACLE_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}" >> $GITHUB_ENV
-          echo "::set-env name=MONITOR_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}"
+          echo "MONITOR_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}" >> $GITHUB_ENV
-          echo "::set-env name=UI_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}"
+          echo "UI_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}" >> $GITHUB_ENV
-          echo "::set-env name=ALM_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}"
+          echo "ALM_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}" >> $GITHUB_ENV
-      - run: |
+      - name: Rebuild and push updated images
+        run: |
           function check_if_image_exists() {
             curl -fsSlL -H 'Authorization: bearer ${{ github.token }}' "https://${DOCKER_REGISTRY}/v2/${DOCKER_REPO}/tokenbridge-e2e-$1/manifests/$2" > /dev/null
           }
@@ -119,8 +126,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: echo "::set-env name=MOLECULE_RUNNER_TAG::${{ hashFiles('./deployment-e2e/Dockerfile') }}"
+      - name: Evaluate e2e molecule runner tag
-      - run: |
+        run: echo "MOLECULE_RUNNER_TAG=${{ hashFiles('./deployment-e2e/Dockerfile') }}" >> $GITHUB_ENV
+      - name: Rebuild and push molecule runner e2e image
+        run: |
           function check_if_image_exists() {
             curl -fsSlL -H 'Authorization: bearer ${{ github.token }}' "https://${DOCKER_REGISTRY}/v2/${DOCKER_REPO}/tokenbridge-e2e-$1/manifests/$2" > /dev/null
           }
@@ -150,13 +159,14 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: |
+      - name: Evaluate e2e docker images tags
+        run: |
           git submodule status > submodule.status
-          echo "::set-env name=E2E_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}"
+          echo "E2E_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}" >> $GITHUB_ENV
-          echo "::set-env name=ORACLE_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}"
+          echo "ORACLE_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}" >> $GITHUB_ENV
-          echo "::set-env name=MONITOR_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}"
+          echo "MONITOR_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}" >> $GITHUB_ENV
-          echo "::set-env name=UI_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}"
+          echo "UI_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}" >> $GITHUB_ENV
-          echo "::set-env name=ALM_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}"
+          echo "ALM_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}" >> $GITHUB_ENV
       - if: ${{ matrix.use-cache }}
         uses: actions/cache@v2
         id: cache-repo
@@ -165,8 +175,10 @@ jobs:
             **/node_modules
             contracts/build
           key: ${{ needs.initialize.outputs.cache_key }}
-      - run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
+      - name: Login to docker registry
-      - run: ${{ !matrix.use-cache || steps.cache-repo.outputs.cache-hit }} && yarn run ${{ matrix.task }}
+        run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
+      - name: yarn run ${{ matrix.task }}
+        run: ${{ !matrix.use-cache || steps.cache-repo.outputs.cache-hit }} && yarn run ${{ matrix.task }}
   deployment:
     runs-on: ubuntu-latest
     needs:
@@ -179,8 +191,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: echo "::set-env name=MOLECULE_RUNNER_TAG::${{ hashFiles('./deployment-e2e/Dockerfile') }}"
+      - name: Evaluate e2e molecule runner tag
-      - run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
+        run: echo "MOLECULE_RUNNER_TAG=${{ hashFiles('./deployment-e2e/Dockerfile') }}" >> $GITHUB_ENV
+      - name: Login to docker registry
+        run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
       - run: deployment-e2e/molecule.sh ${{ matrix.task }}
   ultimate:
     runs-on: ubuntu-latest
@@ -205,14 +219,15 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - run: |
+      - name: Evaluate e2e docker images tags
+        run: |
           git submodule status > submodule.status
-          echo "::set-env name=E2E_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}"
+          echo "E2E_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'Dockerfile.e2e', 'commons', 'oracle-e2e', 'monitor-e2e') }}" >> $GITHUB_ENV
-          echo "::set-env name=ORACLE_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}"
+          echo "ORACLE_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'oracle') }}" >> $GITHUB_ENV
-          echo "::set-env name=MONITOR_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}"
+          echo "MONITOR_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'monitor') }}" >> $GITHUB_ENV
-          echo "::set-env name=UI_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}"
+          echo "UI_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'ui') }}" >> $GITHUB_ENV
-          echo "::set-env name=ALM_TAG::${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}"
+          echo "ALM_TAG=${{ hashFiles('yarn.lock', 'package.json', 'submodule.status', 'commons', 'alm') }}" >> $GITHUB_ENV
-          echo "::set-env name=MOLECULE_RUNNER_TAG::${{ hashFiles('./deployment-e2e/Dockerfile') }}"
+          echo "MOLECULE_RUNNER_TAG=${{ hashFiles('./deployment-e2e/Dockerfile') }}" >> $GITHUB_ENV
       - uses: actions/cache@v2
         id: cache-repo
         with:
@@ -220,12 +235,19 @@ jobs:
             **/node_modules
             contracts/build
           key: ${{ needs.initialize.outputs.cache_key }}
-      - run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
+      - name: Login to docker registry
-      - run: ${{ steps.cache-repo.outputs.cache-hit }} && e2e-commons/up.sh deploy blocks
+        run: docker login ${DOCKER_REGISTRY} -u ${{ github.actor }} -p ${{ github.token }}
-      - run: docker-compose -f ./e2e-commons/docker-compose.yml pull oracle
+      - name: Deploy contracts
-      - run: deployment-e2e/molecule.sh ultimate-${{ matrix.task }}
+        run: ${{ steps.cache-repo.outputs.cache-hit }} && e2e-commons/up.sh deploy blocks
-      - run: sudo chown -R $USER:docker /var/run/docker.sock
+      - name: Pull e2e oracle image
-      - if: ${{ matrix.ui-e2e-grep }}
+        run: docker-compose -f ./e2e-commons/docker-compose.yml pull oracle
+      - name: Deploy oracle and ui
+        run: deployment-e2e/molecule.sh ultimate-${{ matrix.task }}
+      - name: Reset docker socket permissions
+        run: sudo chown -R $USER:docker /var/run/docker.sock
+      - name: Run ui e2e tests
+        if: ${{ matrix.ui-e2e-grep }}
         run: cd ui-e2e && xvfb-run yarn mocha -g "${{ matrix.ui-e2e-grep }}" -b ./test.js
-      - if: ${{ !matrix.ui-e2e-grep }}
+      - name: Run oracle e2e tests
+        if: ${{ !matrix.ui-e2e-grep }}
         run: docker-compose -f ./e2e-commons/docker-compose.yml run e2e yarn workspace oracle-e2e run ${{ matrix.task }}

.gitignore

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

CONFIGURATION.md

@@ -41,6 +41,7 @@ ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST | Filename with a list of addresses, separ
 ORACLE_HOME_TO_FOREIGN_BLOCK_LIST | Filename with a list of addresses, separated by newlines. If set, determines the blocked set of accounts whose requests will not be automatically processed by the CollectedSignatures watcher. Has a lower priority than the `ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST` | string
 ORACLE_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`
 ORACLE_ALWAYS_RELAY_SIGNATURES | If set to `true`, the oracle will always relay signatures even if it was not the last who finilized the signatures collecting process. The default is `false`. | `true` / `false`
+ORACLE_RPC_REQUEST_TIMEOUT | Timeout in milliseconds for a single RPC request. Default value is `ORACLE_*_RPC_POLLING_INTERVAL * 2`. | integer
 
 
 ## UI configuration
@@ -78,3 +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`

commons/.eslintrc

@@ -5,7 +5,8 @@
   ],
   "rules": {
     "no-unused-expressions": "off",
-    "import/no-extraneous-dependencies": "off"
+    "import/no-extraneous-dependencies": "off",
+    "no-bitwise": "off"
   },
   "env": {
     "mocha": true

commons/message.js

@@ -6,17 +6,30 @@ function addTxHashToData({ encodedData, transactionHash }) {
   return encodedData.slice(0, 2) + strip0x(transactionHash) + encodedData.slice(2)
 }
 
+/**
+ * Decodes the datatype byte from the AMB message.
+ * First (the most significant bit) denotes if the message should be forwarded to the manual lane.
+ * @param dataType: number datatype of the received AMB message.
+ * @return {{manualLane: boolean}}
+ */
+const decodeAMBDataType = dataType => ({
+  manualLane: (dataType & 128) === 128
+})
+
 function parseAMBMessage(message) {
   message = strip0x(message)
 
   const messageId = `0x${message.slice(0, 64)}`
   const sender = `0x${message.slice(64, 104)}`
   const executor = `0x${message.slice(104, 144)}`
+  const dataType = parseInt(message.slice(156, 158), 16)
 
   return {
     sender,
     executor,
-    messageId
+    messageId,
+    dataType,
+    decodedDataType: decodeAMBDataType(dataType)
   }
 }
 

commons/utils.js

@@ -164,7 +164,7 @@ const getPastEvents = async (
   } catch (e) {
     if (e.message.includes('query returned more than') && toBlock !== 'latest') {
       const middle = toBN(fromBlock)
-        .add(toBlock)
+        .add(toBN(toBlock))
         .divRound(toBN(2))
       const middlePlusOne = middle.add(toBN(1))
 

contracts

@@ -1 +1 @@
-Subproject commit dd46135248dbb4684752735aab3cf64db170a405
+Subproject commit 835742dfd8f1c869d4e7b61582155d250d6cf094

e2e-commons/access-lists/block_list.txt

@@ -1 +1,2 @@
 0xc9e38bfdB9c635F0796ad83CC8705dc379F41c04
+0x612E8bd50A7b1F009F43f2b8679E9B8eD91eb5CE

e2e-commons/components-envs/oracle-amb.env

@@ -23,3 +23,4 @@ ORACLE_FOREIGN_RPC_POLLING_INTERVAL=500
 ORACLE_ALLOW_HTTP_FOR_RPC=yes
 ORACLE_HOME_START_BLOCK=1
 ORACLE_FOREIGN_START_BLOCK=1
+ORACLE_HOME_TO_FOREIGN_BLOCK_LIST=/mono/oracle/access-lists/block_list.txt

e2e-commons/constants.json

@@ -63,6 +63,7 @@
     "foreign": "0x0AEe1FCD12dDFab6265F7f8956e6E012A9Fe4Aa0",
     "homeBox": "0x6C4EaAb8756d53Bf599FFe2347FAFF1123D6C8A1",
     "foreignBox": "0x6C4EaAb8756d53Bf599FFe2347FAFF1123D6C8A1",
+    "blockedHomeBox": "0x612E8bd50A7b1F009F43f2b8679E9B8eD91eb5CE",
     "monitor": "http://monitor-amb:3013/bridge"
   },
   "ambStakeErcToErc": {

e2e-commons/docker-compose.yml

@@ -61,6 +61,9 @@ services:
     environment:
     - NODE_ENV=production
     command: "true"
+    volumes:
+      - '../e2e-commons/access-lists/block_list.txt:/mono/oracle/access-lists/block_list.txt'
+      - '../e2e-commons/access-lists/allowance_list.txt:/mono/oracle/access-lists/allowance_list.txt'
     networks:
       - ultimate
   ui:

e2e-commons/scripts/deploy.sh

@@ -53,3 +53,8 @@ node deploy.js
 cd - > /dev/null
 node setupStakeTokens.js
 cd - > /dev/null
+
+echo -e "\n\n############ Deploying one more test contract for amb ############\n"
+cd "$DEPLOY_PATH"
+node src/utils/deployTestBox.js
+cd - > /dev/null

e2e-commons/up.sh

@@ -17,21 +17,29 @@ docker-compose up -d parity1 parity2 e2e
 startValidator () {
     docker-compose $1 run -d --name $4 redis
     docker-compose $1 run -d --name $5 rabbit
+    if [[ -z "$MODE" || "$MODE" == native-to-erc ]]; then
       docker-compose $1 run $2 $3 -d oracle yarn watcher:signature-request
       docker-compose $1 run $2 $3 -d oracle yarn watcher:collected-signatures
       docker-compose $1 run $2 $3 -d oracle yarn watcher:affirmation-request
+    fi
+    if [[ -z "$MODE" || "$MODE" == erc-to-erc ]]; then
       docker-compose $1 run $2 $3 -d oracle-erc20 yarn watcher:signature-request
       docker-compose $1 run $2 $3 -d oracle-erc20 yarn watcher:collected-signatures
       docker-compose $1 run $2 $3 -d oracle-erc20 yarn watcher:affirmation-request
       docker-compose $1 run $2 $3 -d oracle-erc20 yarn watcher:transfer
+    fi
+    if [[ -z "$MODE" || "$MODE" == erc-to-native ]]; then
       docker-compose $1 run $2 $3 -d oracle-erc20-native yarn watcher:signature-request
       docker-compose $1 run $2 $3 -d oracle-erc20-native yarn watcher:collected-signatures
       docker-compose $1 run $2 $3 -d oracle-erc20-native yarn watcher:affirmation-request
       docker-compose $1 run $2 $3 -d oracle-erc20-native yarn watcher:transfer
       docker-compose $1 run $2 $3 -d oracle-erc20-native yarn worker:convert-to-chai
+    fi
+    if [[ -z "$MODE" || "$MODE" == amb ]]; then
       docker-compose $1 run $2 $3 -d oracle-amb yarn watcher:signature-request
       docker-compose $1 run $2 $3 -d oracle-amb yarn watcher:collected-signatures
       docker-compose $1 run $2 $3 -d oracle-amb yarn watcher:affirmation-request
+    fi
     docker-compose $1 run $2 $3 -d oracle-erc20-native yarn sender:home
     docker-compose $1 run $2 $3 -d oracle-erc20-native yarn sender:foreign
 }
@@ -48,25 +56,7 @@ startAMBValidator () {
 
 while [ "$1" != "" ]; do
   if [ "$1" == "oracle" ]; then
-    docker-compose up -d redis rabbit
+    startValidator "" "" "" "redis" "rabbit"
-
-    docker-compose run -d oracle yarn watcher:signature-request
-    docker-compose run -d oracle yarn watcher:collected-signatures
-    docker-compose run -d oracle yarn watcher:affirmation-request
-    docker-compose run -d oracle-erc20 yarn watcher:signature-request
-    docker-compose run -d oracle-erc20 yarn watcher:collected-signatures
-    docker-compose run -d oracle-erc20 yarn watcher:affirmation-request
-    docker-compose run -d oracle-erc20 yarn watcher:transfer
-    docker-compose run -d oracle-erc20-native yarn watcher:signature-request
-    docker-compose run -d oracle-erc20-native yarn watcher:collected-signatures
-    docker-compose run -d oracle-erc20-native yarn watcher:affirmation-request
-    docker-compose run -d oracle-erc20-native yarn watcher:transfer
-    docker-compose run -d oracle-erc20-native yarn worker:convert-to-chai
-    docker-compose run -d oracle-amb yarn watcher:signature-request
-    docker-compose run -d oracle-amb yarn watcher:collected-signatures
-    docker-compose run -d oracle-amb yarn watcher:affirmation-request
-    docker-compose run -d oracle yarn sender:home
-    docker-compose run -d oracle yarn sender:foreign
   fi
 
   if [ "$1" == "oracle-validator-2" ]; then
@@ -110,7 +100,23 @@ while [ "$1" != "" ]; do
   fi
 
   if [ "$1" == "monitor" ]; then
+    case "$MODE" in
+      amb)
+        docker-compose up -d monitor-amb
+        ;;
+      native-to-erc)
+        docker-compose up -d monitor
+        ;;
+      erc-to-erc)
+        docker-compose up -d monitor-erc20
+        ;;
+      erc-to-native)
+        docker-compose up -d monitor-erc20-native
+        ;;
+      *)
         docker-compose up -d monitor monitor-erc20 monitor-erc20-native monitor-amb
+        ;;
+    esac
   fi
 
   if [ "$1" == "alm-e2e" ]; then

monitor-e2e/periodically-check-all.sh

@@ -1,7 +1,15 @@
 while true; do
-  sleep 5
+  docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor yarn check-all
-  docker-compose -f ../e2e-commons/docker-compose.yml exec -d monitor yarn check-all
+  pid1=$!
-  docker-compose -f ../e2e-commons/docker-compose.yml exec -d monitor-erc20 yarn check-all
+  docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-erc20 yarn check-all
-  docker-compose -f ../e2e-commons/docker-compose.yml exec -d monitor-erc20-native yarn check-all
+  pid2=$!
-  docker-compose -f ../e2e-commons/docker-compose.yml exec -d monitor-amb yarn check-all
+  docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-erc20-native yarn check-all
+  pid3=$!
+  docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-amb yarn check-all
+  pid4=$!
+
+  wait $pid1
+  wait $pid2
+  wait $pid3
+  wait $pid4
 done

monitor-e2e/run-tests.sh

@@ -1,12 +1,28 @@
 cd $(dirname $0)
 
-../e2e-commons/up.sh deploy blocks monitor
+mode="$1"
+case "$mode" in
+  amb)
+    script=./test/amb.js
+    ;;
+  native-to-erc)
+    script=./test/nativeToErc.js
+    ;;
+  erc-to-erc)
+    script=./test/ercToErc.js
+    ;;
+  erc-to-native)
+    script=./test/ercToNative.js
+    ;;
+esac
 
-./wait-for-monitor.sh
+MODE="$mode" ../e2e-commons/up.sh deploy blocks monitor
+
+MODE="$mode" ./wait-for-monitor.sh
 nohup ./periodically-check-all.sh < /dev/null > /dev/null 2>&1 &
 checkPID=$!
 
-docker-compose -f ../e2e-commons/docker-compose.yml run e2e yarn workspace monitor-e2e run start
+docker-compose -f ../e2e-commons/docker-compose.yml run e2e yarn workspace monitor-e2e run start $script
 rc=$?
 
 ../e2e-commons/down.sh

monitor-e2e/test/amb.js

@@ -25,6 +25,7 @@ describe('AMB', () => {
 
     describe('general', async () => {
       it('should contain fromHomeToForeignDiff', () => assert(data.fromHomeToForeignDiff === 0))
+      it('should contain fromHomeToForeignPBUDiff', () => assert(data.fromHomeToForeignPBUDiff === 0))
       it('should contain fromForeignToHomeDiff', () => assert(data.fromForeignToHomeDiff === 0))
       it('should contain lastChecked', () => assert(data.lastChecked >= 0))
       it('should contain timeDiff', () => assert(data.timeDiff >= 0))
@@ -114,7 +115,16 @@ describe('AMB', () => {
 
       await waitUntil(async () => {
         ;({ data } = await axios.get(`${baseUrl}`))
-        return data.fromHomeToForeignDiff !== 0
+        return data.fromHomeToForeignDiff === 1 && data.fromHomeToForeignPBUDiff === 0
+      })
+    })
+    it('should change fromHomeToForeignPBUDiff', async () => {
+      // send message
+      await sendAMBMessage(homeRPC.URL, user, amb.homeBox, amb.home, amb.foreignBox, true)
+
+      await waitUntil(async () => {
+        ;({ data } = await axios.get(`${baseUrl}`))
+        return data.fromHomeToForeignDiff === 1 && data.fromHomeToForeignPBUDiff === 1
       })
     })
     it('should change validatorsMatch', async () => {

monitor-e2e/test/ercToNative.js

@@ -54,16 +54,16 @@ describe('ERC TO NATIVE with changing state of contracts', () => {
   })
 
   it('should consider chai token balance', async function() {
-    this.timeout(60000)
+    this.timeout(120000)
     await initializeChaiToken(foreignRPC.URL, ercToNativeBridge.foreign)
     await sendTokens(foreignRPC.URL, user, ercToNativeBridge.foreignToken, ercToNativeBridge.foreign)
 
     await waitUntil(async () => {
       ;({ data } = await axios.get(`${baseUrl}`))
-      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       if (!data.foreign) {
         return false
       }
+      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       return (
         data.balanceDiff === 0.02 &&
         erc20Balance === '0.02' &&
@@ -77,10 +77,10 @@ describe('ERC TO NATIVE with changing state of contracts', () => {
 
     await waitUntil(async () => {
       ;({ data } = await axios.get(`${baseUrl}`))
-      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       if (!data.foreign) {
         return false
       }
+      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       return (
         data.balanceDiff === 0.02 &&
         erc20Balance === '0.01' &&
@@ -94,10 +94,10 @@ describe('ERC TO NATIVE with changing state of contracts', () => {
 
     await waitUntil(async () => {
       ;({ data } = await axios.get(`${baseUrl}`))
-      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       if (!data.foreign) {
         return false
       }
+      const { erc20Balance, investedErc20Balance, accumulatedInterest } = data.foreign
       return (
         data.balanceDiff === 0.02 &&
         erc20Balance === '0.005' &&

monitor-e2e/utils.js

@@ -44,12 +44,16 @@ const sendTokens = async (rpcUrl, account, tokenAddress, recipientAddress) => {
   })
 }
 
-const sendAMBMessage = async (rpcUrl, account, boxAddress, bridgeAddress, boxOtherSideAddress) => {
+const sendAMBMessage = async (rpcUrl, account, boxAddress, bridgeAddress, boxOtherSideAddress, manualLane = false) => {
   const web3 = new Web3(new Web3.providers.HttpProvider(rpcUrl))
   web3.eth.accounts.wallet.add(account.privateKey)
   const homeBox = new web3.eth.Contract(BOX_ABI, boxAddress)
 
-  await homeBox.methods.setValueOnOtherNetwork(3, bridgeAddress, boxOtherSideAddress).send({
+  await homeBox.methods[manualLane ? 'setValueOnOtherNetworkUsingManualLane' : 'setValueOnOtherNetwork'](
+    3,
+    bridgeAddress,
+    boxOtherSideAddress
+  ).send({
     from: account.address,
     gas: '400000'
   })

monitor-e2e/wait-for-monitor.sh

@@ -6,10 +6,18 @@ check_files_exist() {
   rc=0
   for f in "${FILES[@]}"; do
     command="test -f responses/bridge/$f"
+    if [[ -z "$MODE" || "$MODE" == native-to-erc ]]; then
       (docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor /bin/bash -c "$command") || rc=1
+    fi
+    if [[ -z "$MODE" || "$MODE" == erc-to-erc ]]; then
       (docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-erc20 /bin/bash -c "$command") || rc=1
+    fi
+    if [[ -z "$MODE" || "$MODE" == erc-to-native ]]; then
       (docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-erc20-native /bin/bash -c "$command") || rc=1
+    fi
+    if [[ -z "$MODE" || "$MODE" == amb ]]; then
       (docker-compose -f ../e2e-commons/docker-compose.yml exec -T monitor-amb /bin/bash -c "$command") || rc=1
+    fi
   done
   return $rc
 }

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 +1,9 @@
 require('dotenv').config()
-const Web3 = require('web3')
 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 { web3Home, web3Foreign, getHomeBlockNumber, getForeignBlockNumber } = require('./utils/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)
 
 async function main() {
   const {
@@ -33,7 +24,8 @@ async function main() {
     xAffirmations = foreignToHomeConfirmations.filter(eventWithoutReference(foreignToHomeRequests))
   }
   logger.debug('building misbehavior blocks')
-  const [homeBlockNumber, foreignBlockNumber] = await getBlockNumber(web3Home, web3Foreign)
+  const homeBlockNumber = await getHomeBlockNumber()
+  const foreignBlockNumber = await getForeignBlockNumber()
 
   const baseRange = [false, false, false, false, false]
   const xSignaturesMisbehavior = buildRangesObject(
@@ -73,21 +65,21 @@ async function main() {
 
 /**
  * Finds the location for the blockNumber in a specific range starting from currentBlockNumber
- * @param {BN} currentBlockNumber
+ * @param {Number} currentBlockNumber
  * @returns {function({blockNumber?: *}): boolean[]}
  */
 const findMisbehaviorRange = currentBlockNumber => ({ blockNumber }) => {
-  const minus60 = currentBlockNumber.sub(Web3.utils.toBN(60))
+  const minus60 = currentBlockNumber - 60
-  const minus180 = currentBlockNumber.sub(Web3.utils.toBN(180))
+  const minus180 = currentBlockNumber - 180
-  const minus720 = currentBlockNumber.sub(Web3.utils.toBN(720))
+  const minus720 = currentBlockNumber - 720
-  const minus17280 = currentBlockNumber.sub(Web3.utils.toBN(17280))
+  const minus17280 = currentBlockNumber - 17280
 
   return [
-    minus60.lte(blockNumber),
+    minus60 <= blockNumber,
-    minus180.lte(blockNumber) && minus60.gt(blockNumber),
+    minus180 <= blockNumber && minus60 > blockNumber,
-    minus720.lte(blockNumber) && minus180.gt(blockNumber),
+    minus720 <= blockNumber && minus180 > blockNumber,
-    minus17280.lte(blockNumber) && minus720.gt(blockNumber),
+    minus17280 <= blockNumber && minus720 > blockNumber,
-    minus17280.gt(blockNumber)
+    minus17280 > blockNumber
   ]
 }
 

monitor/checkWorker.js

@@ -1,21 +1,21 @@
 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 getEventsInfo = require('./utils/events')
 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() {
@@ -24,16 +24,22 @@ async function checkWorker() {
     const homeBridge = new web3Home.eth.Contract(HOME_ERC_TO_ERC_ABI, COMMON_HOME_BRIDGE_ADDRESS)
     const bridgeMode = await getBridgeMode(homeBridge)
     logger.debug('Bridge mode:', bridgeMode)
+    logger.debug('calling getEventsInfo()')
+    const eventsInfo = await getEventsInfo(bridgeMode)
     logger.debug('calling getBalances()')
-    const balances = await getBalances(bridgeMode)
+    const balances = await getBalances(bridgeMode, eventsInfo)
     logger.debug('calling getShortEventStats()')
-    const events = await getShortEventStats(bridgeMode)
+    const events = await getShortEventStats(bridgeMode, eventsInfo)
     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

@@ -10,5 +10,6 @@ services:
       - 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, getHomeBlockNumber } = require('./utils/web3')
 
-const Web3Utils = Web3.utils
+const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
-
-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 {
   ERC20_ABI,
@@ -30,21 +18,50 @@ const {
   FOREIGN_NATIVE_TO_ERC_ABI
 } = require('../commons')
 
-async function main(bridgeMode) {
+async function main(bridgeMode, eventsInfo) {
+  const {
+    homeToForeignConfirmations,
+    foreignToHomeConfirmations,
+    homeDelayedBlockNumber,
+    foreignDelayedBlockNumber
+  } = eventsInfo
+
+  // Events in the ./utils/events.js are fetched for different block ranges,
+  // In order to be consistent with the balance values, the following values might be needed
+
+  // Foreign balance should represent all UserRequestForAffirmation events up to block `N - requiredBlockConfirmation()`
+  // and all RelayedMessage events up to block `N`.
+  // This constant tells the difference between bridge balance at block `N - requiredBlockConfirmation() + 1`
+  // and the actual value monitor is interested in.
+  const lateForeignConfirmationsTotalValue = BN.sum(
+    0,
+    ...homeToForeignConfirmations.filter(e => e.blockNumber > foreignDelayedBlockNumber).map(e => e.value)
+  )
+  // Home balance should represent all UserRequestForSignature events up to block `M - requiredBlockConfirmation()`
+  // and all AffirmationCompleted events up to block `M`.
+  // This constant tells the difference between bridge balance at block `M - requiredBlockConfirmation() + 1`
+  // and the actual value monitor is interested in.
+  const lateHomeConfirmationsTotalValue = BN.sum(
+    0,
+    ...foreignToHomeConfirmations.filter(e => e.blockNumber > homeDelayedBlockNumber).map(e => e.value)
+  )
+
   if (bridgeMode === BRIDGE_MODES.ERC_TO_ERC) {
     const foreignBridge = new web3Foreign.eth.Contract(FOREIGN_ERC_TO_ERC_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
     const erc20Address = await foreignBridge.methods.erc20token().call()
     const erc20Contract = new web3Foreign.eth.Contract(ERC20_ABI, erc20Address)
     logger.debug('calling erc20Contract.methods.balanceOf')
-    const foreignErc20Balance = await erc20Contract.methods.balanceOf(COMMON_FOREIGN_BRIDGE_ADDRESS).call()
+    const foreignErc20Balance = await erc20Contract.methods
+      .balanceOf(COMMON_FOREIGN_BRIDGE_ADDRESS)
+      .call({}, foreignDelayedBlockNumber)
     const homeBridge = new web3Home.eth.Contract(HOME_ERC_TO_ERC_ABI, COMMON_HOME_BRIDGE_ADDRESS)
     logger.debug('calling homeBridge.methods.erc677token')
     const tokenAddress = await homeBridge.methods.erc677token().call()
     const tokenContract = new web3Home.eth.Contract(ERC677_ABI, tokenAddress)
     logger.debug('calling tokenContract.methods.totalSupply()')
-    const totalSupply = await tokenContract.methods.totalSupply().call()
+    const totalSupply = await tokenContract.methods.totalSupply().call({}, homeDelayedBlockNumber)
-    const foreignBalanceBN = new BN(foreignErc20Balance)
+    const foreignBalanceBN = new BN(foreignErc20Balance).plus(lateForeignConfirmationsTotalValue)
-    const foreignTotalSupplyBN = new BN(totalSupply)
+    const foreignTotalSupplyBN = new BN(totalSupply).plus(lateHomeConfirmationsTotalValue)
     const diff = foreignBalanceBN.minus(foreignTotalSupplyBN).toString(10)
     logger.debug('Done')
     return {
@@ -61,12 +78,12 @@ async function main(bridgeMode) {
     logger.debug('calling web3Home.eth.getBalance')
     const foreignBridge = new web3Foreign.eth.Contract(FOREIGN_NATIVE_TO_ERC_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
     const erc20Address = await foreignBridge.methods.erc677token().call()
-    const homeBalance = await web3Home.eth.getBalance(COMMON_HOME_BRIDGE_ADDRESS)
+    const homeBalance = await web3Home.eth.getBalance(COMMON_HOME_BRIDGE_ADDRESS, homeDelayedBlockNumber)
     const tokenContract = new web3Foreign.eth.Contract(ERC20_ABI, erc20Address)
     logger.debug('calling tokenContract.methods.totalSupply()')
-    const totalSupply = await tokenContract.methods.totalSupply().call()
+    const totalSupply = await tokenContract.methods.totalSupply().call({}, foreignDelayedBlockNumber)
-    const homeBalanceBN = new BN(homeBalance)
+    const homeBalanceBN = new BN(homeBalance).plus(lateHomeConfirmationsTotalValue)
-    const foreignTotalSupplyBN = new BN(totalSupply)
+    const foreignTotalSupplyBN = new BN(totalSupply).plus(lateForeignConfirmationsTotalValue)
     const diff = homeBalanceBN.minus(foreignTotalSupplyBN).toString(10)
     logger.debug('Done')
     return {
@@ -103,21 +120,25 @@ async function main(bridgeMode) {
     }
 
     logger.debug('calling erc20Contract.methods.balanceOf')
-    const foreignErc20Balance = await erc20Contract.methods.balanceOf(COMMON_FOREIGN_BRIDGE_ADDRESS).call()
+    const foreignErc20Balance = await erc20Contract.methods
+      .balanceOf(COMMON_FOREIGN_BRIDGE_ADDRESS)
+      .call({}, foreignDelayedBlockNumber)
 
     const homeBridge = new web3Home.eth.Contract(HOME_ERC_TO_NATIVE_ABI, COMMON_HOME_BRIDGE_ADDRESS)
     logger.debug('calling homeBridge.methods.blockRewardContract')
     const blockRewardAddress = await homeBridge.methods.blockRewardContract().call()
     const blockRewardContract = new web3Home.eth.Contract(BLOCK_REWARD_ABI, blockRewardAddress)
+    const homeBlockNumber = await getHomeBlockNumber()
     logger.debug('calling blockReward.methods.mintedTotally')
-    const mintedCoins = await blockRewardContract.methods.mintedTotallyByBridge(COMMON_HOME_BRIDGE_ADDRESS).call()
+    const mintedCoins = await blockRewardContract.methods
+      .mintedTotallyByBridge(COMMON_HOME_BRIDGE_ADDRESS)
+      .call({}, homeBlockNumber)
     logger.debug('calling homeBridge.methods.totalBurntCoins')
-    const burntCoins = await homeBridge.methods.totalBurntCoins().call()
+    const burntCoins = await homeBridge.methods.totalBurntCoins().call({}, homeDelayedBlockNumber)
-
     const mintedCoinsBN = new BN(mintedCoins)
     const burntCoinsBN = new BN(burntCoins)
     const totalSupplyBN = mintedCoinsBN.minus(burntCoinsBN)
-    const foreignErc20BalanceBN = new BN(foreignErc20Balance)
+    const foreignErc20BalanceBN = new BN(foreignErc20Balance).plus(lateForeignConfirmationsTotalValue)
     const investedAmountInDaiBN = new BN(investedAmountInDai)
     const bridgeDsrBalanceBN = new BN(bridgeDsrBalance)
 

monitor/getShortEventStats.js

@@ -1,18 +1,36 @@
 require('dotenv').config()
-const eventsInfo = require('./utils/events')
+const BN = require('bignumber.js')
+const Web3Utils = require('web3').utils
+const {
+  eventWithoutReference,
+  deliveredMsgNotProcessed,
+  unclaimedHomeToForeignRequests,
+  manuallyProcessedAMBHomeToForeignRequests
+} = require('./utils/message')
 const { BRIDGE_MODES } = require('../commons')
+const { getHomeTxSender } = require('./utils/web3Cache')
 
-async function main(bridgeMode) {
+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, eventsInfo) {
   const {
     homeToForeignConfirmations,
     homeToForeignRequests,
     foreignToHomeConfirmations,
     foreignToHomeRequests
-  } = await eventsInfo(bridgeMode)
+  } = eventsInfo
 
   if (bridgeMode === BRIDGE_MODES.ARBITRARY_MESSAGE) {
+    const onlyInHomeRequests = homeToForeignRequests.filter(deliveredMsgNotProcessed(homeToForeignConfirmations))
+    const manuallyProcessedRequests = onlyInHomeRequests.filter(manuallyProcessedAMBHomeToForeignRequests())
     return {
-      fromHomeToForeignDiff: homeToForeignRequests.length - homeToForeignConfirmations.length,
+      fromHomeToForeignDiff:
+        homeToForeignRequests.length - homeToForeignConfirmations.length - manuallyProcessedRequests.length,
+      fromHomeToForeignPBUDiff: manuallyProcessedRequests.length,
       fromForeignToHomeDiff: foreignToHomeConfirmations.length - foreignToHomeRequests.length,
       home: {
         toForeign: homeToForeignRequests.length,
@@ -24,9 +42,26 @@ 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(0, ...unclaimedPool.map(e => e.value)).toFixed())
+    }
+    return {
+      ...stats,
       home: {
         deposits: homeToForeignRequests.length,
         withdrawals: foreignToHomeConfirmations.length

monitor/package.json

@@ -14,12 +14,12 @@
   "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",
     "node-fetch": "^2.1.2",
-    "web3": "1.0.0-beta.34"
+    "web3": "^1.3.0"
   },
   "engines": {
     "node": ">= 10.18"

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 +30,18 @@ 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
+      mkdir -p "$(pwd)/$CACHEDIR/$bridgename"
       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}/${bridgename}:/mono/monitor/cache/${bridgename} \
         --name ${containername} poanetwork/tokenbridge-monitor:${IMAGETAG} \
         /bin/bash -c 'yarn check-all'
       shasum -a 256 -s -c ${checksumfile}

monitor/stuckTransfers.js

@@ -1,14 +1,12 @@
 require('dotenv').config()
-const Web3 = require('web3')
 const logger = require('./logger')('stuckTransfers.js')
 const { FOREIGN_V1_ABI } = require('../commons/abis')
+const { web3Foreign, getForeignBlockNumber } = require('./utils/web3')
+const { getPastEvents } = require('./utils/web3Cache')
 
-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,
@@ -64,38 +62,39 @@ const ABIWithData = [
   }
 ]
 
-function compareTransfers(transfersNormal) {
+function transferWithoutCallback(transfersNormal) {
-  return withData => {
+  const txHashes = new Set()
-    return (
+  transfersNormal.forEach(transfer => txHashes.add(transfer.transactionHash))
-      transfersNormal.filter(normal => {
+  return withData => !txHashes.has(withData.transactionHash)
-        return normal.transactionHash === withData.transactionHash
-      }).length === 0
-    )
-  }
 }
 
 async function main() {
   const foreignBridge = new web3Foreign.eth.Contract(FOREIGN_V1_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
+  logger.debug('calling foreignBridge.methods.erc677token')
   const erc20Address = await foreignBridge.methods.erc677token().call()
   const tokenContract = new web3Foreign.eth.Contract(ABITransferWithoutData, erc20Address)
   const tokenContractWithData = new web3Foreign.eth.Contract(ABIWithData, erc20Address)
+  logger.debug('getting last block number')
+  const foreignBlockNumber = await getForeignBlockNumber()
+  const foreignConfirmations = await foreignBridge.methods.requiredBlockConfirmations().call()
+  const foreignDelayedBlockNumber = foreignBlockNumber - foreignConfirmations
   logger.debug('calling tokenContract.getPastEvents Transfer')
-  const transfersNormal = await tokenContract.getPastEvents('Transfer', {
+  const options = {
+    event: 'Transfer',
+    options: {
       filter: {
         to: COMMON_FOREIGN_BRIDGE_ADDRESS
+      }
     },
     fromBlock: MONITOR_FOREIGN_START_BLOCK,
-    toBlock: 'latest'
+    toBlock: foreignBlockNumber,
-  })
+    chain: 'foreign',
+    safeToBlock: foreignDelayedBlockNumber
+  }
+  const transfersNormal = await getPastEvents(tokenContract, options)
   logger.debug('calling tokenContractWithData.getPastEvents Transfer')
-  const transfersWithData = await tokenContractWithData.getPastEvents('Transfer', {
+  const transfersWithData = await getPastEvents(tokenContractWithData, options)
-    filter: {
+  const stuckTransfers = transfersNormal.filter(transferWithoutCallback(transfersWithData))
-      to: COMMON_FOREIGN_BRIDGE_ADDRESS
-    },
-    fromBlock: MONITOR_FOREIGN_START_BLOCK,
-    toBlock: 'latest'
-  })
-  const stuckTransfers = transfersNormal.filter(compareTransfers(transfersWithData))
   logger.debug('Done')
   return {
     stuckTransfers,

monitor/utils/contract.js

@@ -1,11 +0,0 @@
-const { toBN } = require('web3').utils
-
-const getBlockNumberCall = web3 => web3.eth.getBlockNumber()
-
-async function getBlockNumber(web3Home, web3Foreign) {
-  return (await Promise.all([web3Home, web3Foreign].map(getBlockNumberCall))).map(toBN)
-}
-
-module.exports = {
-  getBlockNumber
-}

monitor/utils/events.js

@@ -1,6 +1,4 @@
 require('dotenv').config()
-const Web3 = require('web3')
-const { toBN } = require('web3').utils
 const logger = require('../logger')('eventsUtils')
 const {
   BRIDGE_MODES,
@@ -11,7 +9,6 @@ const {
   ERC20_ABI,
   ERC677_BRIDGE_TOKEN_ABI,
   getTokenType,
-  getPastEvents,
   ZERO_ADDRESS,
   OLD_AMB_USER_REQUEST_FOR_SIGNATURE_ABI,
   OLD_AMB_USER_REQUEST_FOR_AFFIRMATION_ABI
@@ -19,24 +16,12 @@ const {
 const { normalizeEventInformation } = require('./message')
 const { filterTransferBeforeES } = require('./tokenUtils')
 const { writeFile, readCacheFile } = require('./file')
+const { web3Home, web3Foreign, getHomeBlockNumber, getForeignBlockNumber } = require('./web3')
+const { getPastEvents } = require('./web3Cache')
 
-const {
+const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_FOREIGN_BRIDGE_ADDRESS, MONITOR_CACHE_EVENTS } = process.env
-  COMMON_HOME_RPC_URL,
+const MONITOR_HOME_START_BLOCK = Number(process.env.MONITOR_HOME_START_BLOCK) || 0
-  COMMON_FOREIGN_RPC_URL,
+const MONITOR_FOREIGN_START_BLOCK = Number(process.env.MONITOR_FOREIGN_START_BLOCK) || 0
-  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'
 async function main(mode) {
@@ -73,11 +58,12 @@ async function main(mode) {
   }
 
   logger.debug('getting last block numbers')
-  const [homeBlockNumber, foreignBlockNumber] = await getBlockNumber(web3Home, web3Foreign)
+  const homeBlockNumber = await getHomeBlockNumber()
-  const homeConfirmations = toBN(await homeBridge.methods.requiredBlockConfirmations().call())
+  const foreignBlockNumber = await getForeignBlockNumber()
-  const foreignConfirmations = toBN(await foreignBridge.methods.requiredBlockConfirmations().call())
+  const homeConfirmations = await homeBridge.methods.requiredBlockConfirmations().call()
-  const homeDelayedBlockNumber = homeBlockNumber.sub(homeConfirmations)
+  const foreignConfirmations = await foreignBridge.methods.requiredBlockConfirmations().call()
-  const foreignDelayedBlockNumber = foreignBlockNumber.sub(foreignConfirmations)
+  const homeDelayedBlockNumber = homeBlockNumber - homeConfirmations
+  const foreignDelayedBlockNumber = foreignBlockNumber - foreignConfirmations
 
   let homeToForeignRequests = []
   let foreignToHomeRequests = []
@@ -95,22 +81,24 @@ async function main(mode) {
     homeToForeignRequests = (await getPastEvents(oldHomeBridge, {
       event: 'UserRequestForSignature',
       fromBlock: MONITOR_HOME_START_BLOCK,
-      toBlock: homeDelayedBlockNumber
+      toBlock: homeDelayedBlockNumber,
+      chain: 'home'
     })).map(normalizeEvent)
     logger.debug(`found ${homeToForeignRequests.length} events`)
     if (homeToForeignRequests.length > 0) {
-      homeMigrationBlock = toBN(Math.max(...homeToForeignRequests.map(x => x.blockNumber)))
+      homeMigrationBlock = Math.max(...homeToForeignRequests.map(x => x.blockNumber))
     }
 
     logger.debug("calling oldForeignBridge.getPastEvents('UserRequestForAffirmation(bytes)')")
     foreignToHomeRequests = (await getPastEvents(oldForeignBridge, {
       event: 'UserRequestForAffirmation',
       fromBlock: MONITOR_FOREIGN_START_BLOCK,
-      toBlock: foreignDelayedBlockNumber
+      toBlock: foreignDelayedBlockNumber,
+      chain: 'foreign'
     })).map(normalizeEvent)
     logger.debug(`found ${foreignToHomeRequests.length} events`)
     if (foreignToHomeRequests.length > 0) {
-      foreignMigrationBlock = toBN(Math.max(...foreignToHomeRequests.map(x => x.blockNumber)))
+      foreignMigrationBlock = Math.max(...foreignToHomeRequests.map(x => x.blockNumber))
     }
   }
 
@@ -118,7 +106,8 @@ async function main(mode) {
   const homeToForeignRequestsNew = (await getPastEvents(homeBridge, {
     event: v1Bridge ? 'Deposit' : 'UserRequestForSignature',
     fromBlock: homeMigrationBlock,
-    toBlock: homeDelayedBlockNumber
+    toBlock: homeDelayedBlockNumber,
+    chain: 'home'
   })).map(normalizeEvent)
   homeToForeignRequests = [...homeToForeignRequests, ...homeToForeignRequestsNew]
 
@@ -126,21 +115,26 @@ async function main(mode) {
   const homeToForeignConfirmations = (await getPastEvents(foreignBridge, {
     event: v1Bridge ? 'Deposit' : 'RelayedMessage',
     fromBlock: MONITOR_FOREIGN_START_BLOCK,
-    toBlock: foreignBlockNumber
+    toBlock: foreignBlockNumber,
+    chain: 'foreign',
+    safeToBlock: foreignDelayedBlockNumber
   })).map(normalizeEvent)
 
   logger.debug("calling homeBridge.getPastEvents('AffirmationCompleted')")
   const foreignToHomeConfirmations = (await getPastEvents(homeBridge, {
     event: v1Bridge ? 'Withdraw' : 'AffirmationCompleted',
     fromBlock: MONITOR_HOME_START_BLOCK,
-    toBlock: homeBlockNumber
+    toBlock: homeBlockNumber,
+    chain: 'home',
+    safeToBlock: homeDelayedBlockNumber
   })).map(normalizeEvent)
 
   logger.debug("calling foreignBridge.getPastEvents('UserRequestForAffirmation')")
   const foreignToHomeRequestsNew = (await getPastEvents(foreignBridge, {
     event: v1Bridge ? 'Withdraw' : 'UserRequestForAffirmation',
     fromBlock: foreignMigrationBlock,
-    toBlock: foreignDelayedBlockNumber
+    toBlock: foreignDelayedBlockNumber,
+    chain: 'foreign'
   })).map(normalizeEvent)
   foreignToHomeRequests = [...foreignToHomeRequests, ...foreignToHomeRequestsNew]
 
@@ -152,7 +146,8 @@ async function main(mode) {
       toBlock: foreignDelayedBlockNumber,
       options: {
         filter: { to: COMMON_FOREIGN_BRIDGE_ADDRESS }
-      }
+      },
+      chain: 'foreign'
     })).map(normalizeEvent)
 
     let directTransfers = transferEvents
@@ -163,7 +158,9 @@ async function main(mode) {
       const tokensSwappedEvents = await getPastEvents(foreignBridge, {
         event: 'TokensSwapped',
         fromBlock: MONITOR_FOREIGN_START_BLOCK,
-        toBlock: foreignBlockNumber
+        toBlock: foreignBlockNumber,
+        chain: 'foreign',
+        safeToBlock: foreignDelayedBlockNumber
       })
 
       // Get token swap events emitted by foreign bridge
@@ -202,7 +199,8 @@ async function main(mode) {
             toBlock: foreignDelayedBlockNumber,
             options: {
               filter: { to: COMMON_FOREIGN_BRIDGE_ADDRESS }
-            }
+            },
+            chain: 'foreign'
           })).map(normalizeEvent)
 
           // Remove events after the ES
@@ -237,7 +235,9 @@ async function main(mode) {
     foreignToHomeConfirmations,
     foreignToHomeRequests,
     isExternalErc20,
-    bridgeMode
+    bridgeMode,
+    homeDelayedBlockNumber,
+    foreignDelayedBlockNumber
   }
 
   if (MONITOR_CACHE_EVENTS === 'true') {

monitor/utils/file.js

@@ -38,9 +38,25 @@ function readCacheFile(filePath) {
   }
 }
 
+function writeCacheFile(filePath, object) {
+  fs.mkdirSync(path.dirname(filePath), { recursive: true })
+  fs.writeFileSync(filePath, JSON.stringify(object))
+}
+
+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,
+  writeCacheFile,
+  readAccessListFile
 }

monitor/utils/getValidatorsList.js

@@ -0,0 +1,93 @@
+const { REWARDABLE_VALIDATORS_ABI, processValidatorsEvents } = require('../../commons')
+const { getPastEvents } = require('./web3Cache')
+
+const VALIDATORS_INDEXED_EVENTS_ABI = [
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        name: 'validator',
+        type: 'address'
+      }
+    ],
+    name: 'ValidatorRemoved',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        name: 'validator',
+        type: 'address'
+      }
+    ],
+    name: 'ValidatorAdded',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        name: 'validator',
+        type: 'address'
+      },
+      {
+        indexed: true,
+        name: 'reward',
+        type: 'address'
+      }
+    ],
+    name: 'ValidatorAdded',
+    type: 'event'
+  }
+]
+
+const tryCall = async (method, fallbackValue) => {
+  try {
+    return await method.call()
+  } catch (e) {
+    return fallbackValue
+  }
+}
+
+const getValidatorList = async (address, eth, options) => {
+  const { logger } = options
+  logger.debug('getting validatorList')
+
+  const validatorsContract = new eth.Contract(REWARDABLE_VALIDATORS_ABI, address) // in monitor, BRIDGE_VALIDATORS_ABI was used
+  const validators = await tryCall(validatorsContract.methods.validatorList(), [])
+
+  if (validators.length) {
+    return validators
+  }
+
+  logger.debug('getting validatorsEvents')
+
+  options.fromBlock = Number(await tryCall(validatorsContract.methods.deployedAtBlock(), 0))
+
+  const contract = new eth.Contract(VALIDATORS_INDEXED_EVENTS_ABI, address)
+
+  const validatorsEvents = [
+    ...(await getPastEvents(contract, {
+      event: 'ValidatorAdded(address)',
+      ...options
+    })),
+    ...(await getPastEvents(contract, {
+      event: 'ValidatorAdded(address,address)',
+      ...options
+    })),
+    ...(await getPastEvents(contract, {
+      event: 'ValidatorRemoved(address)',
+      ...options
+    }))
+  ].sort((a, b) => a.blockNumber - b.blockNumber || a.transactionIndex - b.transactionIndex)
+
+  return processValidatorsEvents(validatorsEvents)
+}
+
+module.exports = {
+  getValidatorList
+}

monitor/utils/message.js

@@ -1,44 +1,30 @@
-const web3Utils = require('web3').utils
 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()
+
+const normalizeAMBMessage = e => {
+  let msgData = e.returnValues.encodedData
+  if (!e.returnValues.messageId) {
+    // append tx hash to an old message, where message id was not used
+    // for old messages, e.messageId is a corresponding transactionHash
+    msgData = e.transactionHash + msgData.slice(2)
+  }
+  return parseAMBMessage(msgData)
+}
 
 function deliveredMsgNotProcessed(processedList) {
-  return deliveredMsg => {
+  const keys = new Set()
-    let msgData = deliveredMsg.returnValues.encodedData
+  processedList.forEach(processedMsg => keys.add(keyAMB(processedMsg.returnValues)))
-    if (!deliveredMsg.returnValues.messageId) {
+  return deliveredMsg => !keys.has(keyAMB(normalizeAMBMessage(deliveredMsg)))
-      // append tx hash to an old message, where message id was not used
-      msgData = deliveredMsg.transactionHash + msgData.slice(2)
-    }
-    const msg = parseAMBMessage(msgData)
-    return (
-      processedList.filter(processedMsg => {
-        return messageEqualsEvent(msg, processedMsg.returnValues)
-      }).length === 0
-    )
-  }
 }
 
 function processedMsgNotDelivered(deliveredList) {
-  return processedMsg => {
+  const keys = new Set()
-    return (
+  deliveredList.forEach(deliveredMsg => keys.add(keyAMB(normalizeAMBMessage(deliveredMsg))))
-      deliveredList.filter(deliveredMsg => {
+  return processedMsg => !keys.has(keyAMB(processedMsg.returnValues))
-        let msgData = deliveredMsg.returnValues.encodedData
-        if (!deliveredMsg.returnValues.messageId) {
-          // append tx hash to an old message, where message id was not used
-          msgData = deliveredMsg.transactionHash + msgData.slice(2)
-        }
-        const msg = parseAMBMessage(msgData)
-        return messageEqualsEvent(msg, processedMsg.returnValues)
-      }).length === 0
-    )
-  }
-}
-
-function messageEqualsEvent(parsedMsg, event) {
-  return (
-    web3Utils.toChecksumAddress(parsedMsg.sender) === event.sender &&
-    web3Utils.toChecksumAddress(parsedMsg.executor) === event.executor &&
-    parsedMsg.messageId === event.messageId // for an old messages, event.messageId is actually a transactionHash
-  )
 }
 
 /**
@@ -60,13 +46,49 @@ const normalizeEventInformation = event => ({
   value: event.returnValues.value
 })
 
-const eventWithoutReference = otherSideEvents => e =>
+const key = e => [e.referenceTx, e.recipient, e.value].join(',').toLowerCase()
-  otherSideEvents.filter(a => a.referenceTx === e.referenceTx && a.recipient === e.recipient && a.value === e.value)
+
-    .length === 0
+const eventWithoutReference = otherSideEvents => {
+  const keys = new Set()
+  otherSideEvents.forEach(e => keys.add(key(e)))
+  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
+  }
+}
+
+const manuallyProcessedAMBHomeToForeignRequests = () => {
+  if (MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST) {
+    const allowanceList = readAccessListFile(MONITOR_HOME_TO_FOREIGN_ALLOWANCE_LIST)
+    return e => {
+      const { sender, executor, decodedDataType } = normalizeAMBMessage(e)
+      return (!allowanceList.includes(sender) && !allowanceList.includes(executor)) || decodedDataType.manualLane
+    }
+  } else if (MONITOR_HOME_TO_FOREIGN_BLOCK_LIST) {
+    const blockList = readAccessListFile(MONITOR_HOME_TO_FOREIGN_BLOCK_LIST)
+    return e => {
+      const { sender, executor, decodedDataType } = normalizeAMBMessage(e)
+      return blockList.includes(sender) || blockList.includes(executor) || decodedDataType.manualLane
+    }
+  } else {
+    return e => normalizeAMBMessage(e).decodedDataType.manualLane
+  }
+}
 
 module.exports = {
   deliveredMsgNotProcessed,
   processedMsgNotDelivered,
   normalizeEventInformation,
-  eventWithoutReference
+  eventWithoutReference,
+  unclaimedHomeToForeignRequests,
+  manuallyProcessedAMBHomeToForeignRequests
 }

monitor/utils/web3.js

@@ -0,0 +1,27 @@
+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)
+
+function blockNumberWrapper(web3) {
+  let blockNumber = null
+  return async () => {
+    if (!blockNumber) {
+      blockNumber = await web3.eth.getBlockNumber()
+    }
+    return blockNumber
+  }
+}
+
+module.exports = {
+  web3Home,
+  web3Foreign,
+  getHomeBlockNumber: blockNumberWrapper(web3Home),
+  getForeignBlockNumber: blockNumberWrapper(web3Foreign)
+}

monitor/utils/web3Cache.js

@@ -0,0 +1,133 @@
+const logger = require('../logger')('web3Cache')
+const { readCacheFile, writeCacheFile } = require('./file')
+const { web3Home } = require('./web3')
+const { getPastEvents: commonGetPastEvents } = require('../../commons')
+
+const { MONITOR_BRIDGE_NAME, MONITOR_CACHE_EVENTS } = process.env
+
+let isDirty = false
+
+const homeTxSendersCacheFile = `./cache/${MONITOR_BRIDGE_NAME}/home/txSenders.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]
+}
+
+async function getPastEvents(contract, options) {
+  if (MONITOR_CACHE_EVENTS !== 'true') {
+    return commonGetPastEvents(contract, options)
+  }
+
+  const contractAddr = contract.options.address
+
+  let eventSignature
+  if (options.event.includes('(')) {
+    eventSignature = options.event
+    options.event = web3Home.utils.sha3(eventSignature)
+    const eventABI = contract.options.jsonInterface.find(e => e.type === 'event' && e.signature === options.event)
+    if (!eventABI) {
+      throw new Error(`Event ${eventSignature} not found`)
+    }
+  } else {
+    const eventABI = contract.options.jsonInterface.find(
+      e => e.type === 'event' && (e.name === options.event || e.signature === options.event)
+    )
+    if (!eventABI) {
+      throw new Error(`Event ${options.event} not found`)
+    }
+    eventSignature = `${eventABI.name}(${eventABI.inputs.map(i => i.type).join(',')})`
+  }
+
+  const cacheFile = `./cache/${MONITOR_BRIDGE_NAME}/${options.chain}/${contractAddr}/${eventSignature}.json`
+
+  const { fromBlock, toBlock } = options
+  const { fromBlock: cachedFromBlock, toBlock: cachedToBlock, events: cachedEvents } = readCacheFile(cacheFile) || {
+    fromBlock: 0,
+    toBlock: 0,
+    events: []
+  }
+
+  let result
+  if (cachedFromBlock > toBlock || fromBlock > cachedToBlock) {
+    // requested: A...B
+    // cached:         C...D
+    // OR
+    // requested:      A...B
+    // cached:    C...D
+    logger.debug(`Fetching events for blocks ${fromBlock}...${toBlock}`)
+    result = await commonGetPastEvents(contract, options)
+  } else if (fromBlock < cachedFromBlock && toBlock <= cachedToBlock) {
+    // requested: A...B
+    // cached:      C...D
+    logger.debug(`Cache hit for blocks ${cachedFromBlock}...${toBlock}`)
+    logger.debug(`Fetching events for blocks ${fromBlock}...${cachedFromBlock - 1}`)
+    result = [
+      ...(await commonGetPastEvents(contract, { ...options, toBlock: cachedFromBlock - 1 })),
+      ...cachedEvents.filter(e => e.blockNumber <= toBlock)
+    ]
+  } else if (fromBlock < cachedFromBlock && cachedToBlock < toBlock) {
+    // requested: A.....B
+    // cached:      C.D
+    logger.debug(`Cache hit for blocks ${cachedFromBlock}...${cachedToBlock}`)
+    logger.debug(`Fetching events for blocks ${fromBlock}...${cachedFromBlock - 1}`)
+    logger.debug(`Fetching events for blocks ${cachedToBlock + 1}...${toBlock}`)
+    result = [
+      ...(await commonGetPastEvents(contract, { ...options, toBlock: cachedFromBlock - 1 })),
+      ...cachedEvents,
+      ...(await commonGetPastEvents(contract, { ...options, fromBlock: cachedToBlock + 1 }))
+    ]
+  } else if (cachedFromBlock <= fromBlock && toBlock <= cachedToBlock) {
+    // requested:   A.B
+    // cached:    C.....D
+    logger.debug(`Cache hit for blocks ${fromBlock}...${toBlock}`)
+    result = cachedEvents.filter(e => fromBlock <= e.blockNumber && e.blockNumber <= toBlock)
+  } else if (fromBlock >= cachedFromBlock && toBlock > cachedToBlock) {
+    // requested:   A...B
+    // cached:    C...D
+    logger.debug(`Cache hit for blocks ${fromBlock}...${cachedToBlock}`)
+    logger.debug(`Fetching events for blocks ${cachedToBlock + 1}...${toBlock}`)
+    result = [
+      ...cachedEvents.filter(e => e.blockNumber >= fromBlock),
+      ...(await commonGetPastEvents(contract, { ...options, fromBlock: cachedToBlock + 1 }))
+    ]
+  } else {
+    throw new Error(
+      `Something is broken with cache resolution for getPastEvents,
+      requested blocks ${fromBlock}...${toBlock},
+      cached blocks ${cachedFromBlock}...${cachedToBlock}`
+    )
+  }
+
+  // it is not safe to cache events with too low block confirmations
+  // so, only events from finalized blocks are included into the cache
+  const safeToBlock = options.safeToBlock || toBlock
+  const cacheToSave = result.filter(e => e.blockNumber <= safeToBlock)
+  logger.debug(
+    `Saving events cache for ${MONITOR_BRIDGE_NAME}/${options.chain}/${contractAddr}/${eventSignature} on disk`
+  )
+  writeCacheFile(cacheFile, {
+    fromBlock,
+    toBlock: safeToBlock,
+    events: cacheToSave
+  })
+  return result
+}
+
+function saveCache() {
+  if (isDirty) {
+    logger.debug('Saving cache on disk')
+    writeCacheFile(homeTxSendersCacheFile, cachedHomeTxSenders)
+  }
+}
+
+module.exports = {
+  getHomeTxSender,
+  getPastEvents,
+  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 { getBridgeABIs, BRIDGE_VALIDATORS_ABI, gasPriceFromSupplier } = require('../commons')
-const { getBlockNumber } = require('./utils/contract')
+const { web3Home, web3Foreign, getHomeBlockNumber, getForeignBlockNumber } = require('./utils/web3')
+const { getValidatorList } = require('./utils/getValidatorsList')
 
 const {
-  COMMON_HOME_RPC_URL,
-  COMMON_FOREIGN_RPC_URL,
   COMMON_HOME_BRIDGE_ADDRESS,
   COMMON_FOREIGN_BRIDGE_ADDRESS,
   COMMON_HOME_GAS_PRICE_SUPPLIER_URL,
@@ -19,19 +18,9 @@ const {
   COMMON_FOREIGN_GAS_PRICE_FALLBACK,
   COMMON_FOREIGN_GAS_PRICE_FACTOR
 } = process.env
-const MONITOR_HOME_START_BLOCK = Number(process.env.MONITOR_HOME_START_BLOCK) || 0
-const MONITOR_FOREIGN_START_BLOCK = Number(process.env.MONITOR_FOREIGN_START_BLOCK) || 0
 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,
@@ -58,7 +47,12 @@ async function main(bridgeMode) {
   const homeBridgeValidators = new web3Home.eth.Contract(BRIDGE_VALIDATORS_ABI, homeValidatorsAddress)
 
   logger.debug('getting last block numbers')
-  const [homeBlockNumber, foreignBlockNumber] = await getBlockNumber(web3Home, web3Foreign)
+  const homeBlockNumber = await getHomeBlockNumber()
+  const foreignBlockNumber = await getForeignBlockNumber()
+  const homeConfirmations = await homeBridge.methods.requiredBlockConfirmations().call()
+  const foreignConfirmations = await foreignBridge.methods.requiredBlockConfirmations().call()
+  const homeDelayedBlockNumber = homeBlockNumber - homeConfirmations
+  const foreignDelayedBlockNumber = foreignBlockNumber - foreignConfirmations
 
   logger.debug('calling foreignBridge.methods.validatorContract().call()')
   const foreignValidatorsAddress = await foreignBridge.methods.validatorContract().call()
@@ -66,16 +60,18 @@ async function main(bridgeMode) {
 
   logger.debug('calling foreignBridgeValidators getValidatorList()')
   const foreignValidators = (await getValidatorList(foreignValidatorsAddress, web3Foreign.eth, {
-    from: MONITOR_FOREIGN_START_BLOCK,
+    toBlock: foreignBlockNumber,
-    to: foreignBlockNumber,
+    logger,
-    logger
+    chain: 'foreign',
+    safeToBlock: foreignDelayedBlockNumber
   })).map(web3Foreign.utils.toChecksumAddress)
 
   logger.debug('calling homeBridgeValidators getValidatorList()')
   const homeValidators = (await getValidatorList(homeValidatorsAddress, web3Home.eth, {
-    from: MONITOR_HOME_START_BLOCK,
+    toBlock: homeBlockNumber,
-    to: homeBlockNumber,
+    logger,
-    logger
+    chain: 'home',
+    safeToBlock: homeDelayedBlockNumber
   })).map(web3Home.utils.toChecksumAddress)
 
   const foreignVBalances = {}

oracle-e2e/run-tests.sh

@@ -1,8 +1,24 @@
 cd $(dirname $0)
 
-../e2e-commons/up.sh deploy blocks oracle oracle-validator-2 oracle-validator-3
+mode="$1"
+case "$mode" in
+  amb)
+    script=./test/amb.js
+    ;;
+  native-to-erc)
+    script=./test/nativeToErc.js
+    ;;
+  erc-to-erc)
+    script=./test/ercToErc.js
+    ;;
+  erc-to-native)
+    script=./test/ercToNative.js
+    ;;
+esac
 
-docker-compose -f ../e2e-commons/docker-compose.yml run e2e yarn workspace oracle-e2e run start
+MODE="$mode" ../e2e-commons/up.sh deploy blocks oracle oracle-validator-2 oracle-validator-3
+
+docker-compose -f ../e2e-commons/docker-compose.yml run e2e yarn workspace oracle-e2e run start $script
 rc=$?
 
 ../e2e-commons/down.sh

oracle-e2e/test/amb.js

@@ -3,7 +3,7 @@ const assert = require('assert')
 const { user, homeRPC, foreignRPC, amb, validator } = require('../../e2e-commons/constants.json')
 const { uniformRetry } = require('../../e2e-commons/utils')
 const { BOX_ABI, HOME_AMB_ABI, FOREIGN_AMB_ABI } = require('../../commons')
-const { setRequiredSignatures } = require('./utils')
+const { delay, setRequiredSignatures } = require('./utils')
 
 const { toBN } = Web3.utils
 
@@ -19,14 +19,17 @@ foreignWeb3.eth.accounts.wallet.add(user.privateKey)
 foreignWeb3.eth.accounts.wallet.add(validator.privateKey)
 
 const homeBox = new homeWeb3.eth.Contract(BOX_ABI, amb.homeBox)
+const blockHomeBox = new homeWeb3.eth.Contract(BOX_ABI, amb.blockedHomeBox)
 const foreignBox = new foreignWeb3.eth.Contract(BOX_ABI, amb.foreignBox)
 const homeBridge = new homeWeb3.eth.Contract(HOME_AMB_ABI, COMMON_HOME_BRIDGE_ADDRESS)
 const foreignBridge = new foreignWeb3.eth.Contract(FOREIGN_AMB_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
 
 describe('arbitrary message bridging', () => {
+  let requiredSignatures = 1
   before(async () => {
     // Only 1 validator is used in ultimate tests
     if (process.env.ULTIMATE !== 'true') {
+      requiredSignatures = 2
       // Set 2 required signatures for home bridge
       await setRequiredSignatures({
         bridgeContract: homeBridge,
@@ -76,6 +79,85 @@ describe('arbitrary message bridging', () => {
           }
         })
       })
+
+      // allowance/block lists files are not mounted to the host during the ultimate test
+      if (process.env.ULTIMATE !== 'true') {
+        it('should confirm but not relay message from blocked contract', async () => {
+          const newValue = 4
+
+          const initialValue = await foreignBox.methods.value().call()
+          assert(!toBN(initialValue).eq(toBN(newValue)), 'initial value should be different from new value')
+
+          const signatures = await homeBridge.getPastEvents('SignedForUserRequest', {
+            fromBlock: 0,
+            toBlock: 'latest'
+          })
+
+          await blockHomeBox.methods
+            .setValueOnOtherNetwork(newValue, amb.home, amb.foreignBox)
+            .send({
+              from: user.address,
+              gas: '400000'
+            })
+            .catch(e => {
+              console.error(e)
+            })
+
+          await delay(5000)
+
+          const newSignatures = await homeBridge.getPastEvents('SignedForUserRequest', {
+            fromBlock: 0,
+            toBlock: 'latest'
+          })
+
+          assert(
+            newSignatures.length === signatures.length + requiredSignatures,
+            `Incorrect amount of signatures submitted, got ${newSignatures.length}, expected ${signatures.length +
+              requiredSignatures}`
+          )
+
+          const value = await foreignBox.methods.value().call()
+          assert(!toBN(value).eq(toBN(newValue)), 'Message should not be relayed by oracle automatically')
+        })
+      }
+
+      it('should confirm but not relay message from manual lane', async () => {
+        const newValue = 5
+
+        const initialValue = await foreignBox.methods.value().call()
+        assert(!toBN(initialValue).eq(toBN(newValue)), 'initial value should be different from new value')
+
+        const signatures = await homeBridge.getPastEvents('SignedForUserRequest', {
+          fromBlock: 0,
+          toBlock: 'latest'
+        })
+
+        await homeBox.methods
+          .setValueOnOtherNetworkUsingManualLane(newValue, amb.home, amb.foreignBox)
+          .send({
+            from: user.address,
+            gas: '400000'
+          })
+          .catch(e => {
+            console.error(e)
+          })
+
+        await delay(5000)
+
+        const newSignatures = await homeBridge.getPastEvents('SignedForUserRequest', {
+          fromBlock: 0,
+          toBlock: 'latest'
+        })
+
+        assert(
+          newSignatures.length === signatures.length + requiredSignatures,
+          `Incorrect amount of signatures submitted, got ${newSignatures.length}, expected ${signatures.length +
+            requiredSignatures}`
+        )
+
+        const value = await foreignBox.methods.value().call()
+        assert(!toBN(value).eq(toBN(newValue)), 'Message should not be relayed by oracle automatically')
+      })
     })
   })
   describe('Foreign to Home', () => {

oracle-e2e/test/utils.js

@@ -1,5 +1,9 @@
 const { BRIDGE_VALIDATORS_ABI } = require('../../commons')
 
+async function delay(ms) {
+  return new Promise(res => setTimeout(res, ms))
+}
+
 const setRequiredSignatures = async ({ bridgeContract, web3, requiredSignatures, options }) => {
   const validatorAddress = await bridgeContract.methods.validatorContract().call()
   const validatorContract = new web3.eth.Contract(BRIDGE_VALIDATORS_ABI, validatorAddress)
@@ -8,5 +12,6 @@ const setRequiredSignatures = async ({ bridgeContract, web3, requiredSignatures,
 }
 
 module.exports = {
+  delay,
   setRequiredSignatures
 }

oracle/.env.example

@@ -29,6 +29,7 @@ ORACLE_FOREIGN_START_BLOCK=
 
 ORACLE_LOG_LEVEL=debug
 ORACLE_MAX_PROCESSING_TIME=20000
+ORACLE_RPC_REQUEST_TIMEOUT=5000
 
 ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST=access-lists/allowance_list.txt
 ORACLE_HOME_TO_FOREIGN_BLOCK_LIST=access-lists/block_list.txt

oracle/config/foreign-sender.config.js

@@ -1,6 +1,6 @@
 const baseConfig = require('./base.config')
 
-const { web3Foreign } = require('../src/services/web3')
+const { web3Foreign, web3ForeignRedundant } = require('../src/services/web3')
 
 module.exports = {
   ...baseConfig.bridgeConfig,
@@ -8,5 +8,6 @@ module.exports = {
   oldQueue: 'foreign',
   id: 'foreign',
   name: 'sender-foreign',
-  web3: web3Foreign
+  web3: web3Foreign,
+  web3Redundant: web3ForeignRedundant
 }

oracle/config/home-sender.config.js

@@ -1,6 +1,6 @@
 const baseConfig = require('./base.config')
 
-const { web3Home } = require('../src/services/web3')
+const { web3Home, web3HomeRedundant } = require('../src/services/web3')
 
 module.exports = {
   ...baseConfig.bridgeConfig,
@@ -8,5 +8,6 @@ module.exports = {
   oldQueue: 'home',
   id: 'home',
   name: 'sender-home',
-  web3: web3Home
+  web3: web3Home,
+  web3Redundant: web3HomeRedundant
 }

oracle/package.json

@@ -26,15 +26,13 @@
     "amqplib": "^0.5.2",
     "bignumber.js": "^7.2.1",
     "dotenv": "^5.0.1",
-    "http-list-provider": "0.0.5",
     "ioredis": "^3.2.2",
     "node-fetch": "^2.1.2",
     "pino": "^4.17.3",
     "pino-pretty": "^2.0.1",
     "promise-limit": "^2.7.0",
     "promise-retry": "^1.1.1",
-    "web3": "1.0.0-beta.34",
+    "web3": "^1.3.0"
-    "web3-utils": "1.0.0-beta.34"
   },
   "devDependencies": {
     "bn-chai": "^1.0.1",

oracle/scripts/erc20_to_erc20/sendForeign.js

@@ -1,8 +1,7 @@
 require('../../env')
-const Web3 = require('web3')
+const { toWei } = require('web3').utils
-const Web3Utils = require('web3-utils')
+const { web3Foreign } = require('../../src/services/web3')
-const rpcUrlsManager = require('../../src/services/getRpcUrlsManager')
+const { sendTx } = require('../../src/tx/sendTx')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
 const { ERC20_ABI } = require('../../../commons')
 
 const {
@@ -17,37 +16,23 @@ const NUMBER_OF_DEPOSITS_TO_SEND = process.argv[2] || process.env.NUMBER_OF_DEPO
 
 const { FOREIGN_ERC_TO_ERC_ABI } = require('../../../commons')
 
-const foreignRpcUrl = rpcUrlsManager.foreignUrls[0]
-const foreignProvider = new Web3.providers.HttpProvider(foreignRpcUrl)
-const web3Foreign = new Web3(foreignProvider)
-
 async function main() {
   const bridge = new web3Foreign.eth.Contract(FOREIGN_ERC_TO_ERC_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
   const bridgeableTokenAddress = await bridge.methods.erc20token().call()
   const poa20 = new web3Foreign.eth.Contract(ERC20_ABI, bridgeableTokenAddress)
 
   try {
-    const foreignChainId = await sendRawTx({
+    const foreignChainId = await web3Foreign.eth.getChainId()
-      chain: 'foreign',
+    let nonce = await web3Foreign.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'foreign',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_DEPOSITS_TO_SEND); i++) {
       const gasLimit = await poa20.methods
-        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX))
+        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX))
         .estimateGas({ from: USER_ADDRESS })
       const data = await poa20.methods
-        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX))
+        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX))
         .encodeABI({ from: USER_ADDRESS })
       const txHash = await sendTx({
-        chain: 'foreign',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data,
         nonce,

oracle/scripts/erc20_to_erc20/sendHome.js

@@ -1,8 +1,7 @@
 require('../../env')
-const Web3 = require('web3')
+const { toWei } = require('web3').utils
-const Web3Utils = require('web3-utils')
+const { web3Home } = require('../../src/services/web3')
-const rpcUrlsManager = require('../../src/services/getRpcUrlsManager')
+const { sendTx } = require('../../src/tx/sendTx')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
 const { isValidAmount } = require('../utils/utils')
 const { HOME_ERC_TO_ERC_ABI } = require('../../../commons')
 
@@ -46,10 +45,6 @@ const BRIDGEABLE_TOKEN_ABI = [
   }
 ]
 
-const homeRpcUrl = rpcUrlsManager.homeUrls[0]
-const homeProvider = new Web3.providers.HttpProvider(homeRpcUrl)
-const web3Home = new Web3(homeProvider)
-
 async function main() {
   const bridge = new web3Home.eth.Contract(HOME_ERC_TO_ERC_ABI, COMMON_HOME_BRIDGE_ADDRESS)
   const BRIDGEABLE_TOKEN_ADDRESS = await bridge.methods.erc677token().call()
@@ -58,27 +53,17 @@ async function main() {
   try {
     await isValidAmount(HOME_MIN_AMOUNT_PER_TX, bridge)
 
-    const homeChainId = await sendRawTx({
+    const homeChainId = await web3Home.eth.getChainId()
-      chain: 'home',
+    let nonce = await web3Home.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'home',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_WITHDRAWALS_TO_SEND); i++) {
       const gasLimit = await erc677.methods
-        .transferAndCall(COMMON_HOME_BRIDGE_ADDRESS, Web3Utils.toWei(HOME_MIN_AMOUNT_PER_TX), '0x')
+        .transferAndCall(COMMON_HOME_BRIDGE_ADDRESS, toWei(HOME_MIN_AMOUNT_PER_TX), '0x')
         .estimateGas({ from: USER_ADDRESS })
       const data = await erc677.methods
-        .transferAndCall(COMMON_HOME_BRIDGE_ADDRESS, Web3Utils.toWei(HOME_MIN_AMOUNT_PER_TX), '0x')
+        .transferAndCall(COMMON_HOME_BRIDGE_ADDRESS, toWei(HOME_MIN_AMOUNT_PER_TX), '0x')
         .encodeABI({ from: USER_ADDRESS })
       const txHash = await sendTx({
-        chain: 'home',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data,
         nonce,

oracle/scripts/erc20_to_native/sendForeign.js

@@ -1,8 +1,7 @@
 require('../../env')
-const Web3 = require('web3')
+const { toWei } = require('web3').utils
-const Web3Utils = require('web3-utils')
+const { web3Foreign } = require('../../src/services/web3')
-const rpcUrlsManager = require('../../src/services/getRpcUrlsManager')
+const { sendTx } = require('../../src/tx/sendTx')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
 
 const {
   USER_ADDRESS,
@@ -16,37 +15,23 @@ const NUMBER_OF_DEPOSITS_TO_SEND = process.argv[2] || process.env.NUMBER_OF_DEPO
 
 const { ERC20_ABI, FOREIGN_ERC_TO_NATIVE_ABI } = require('../../../commons')
 
-const foreignRpcUrl = rpcUrlsManager.foreignUrls[0]
-const foreignProvider = new Web3.providers.HttpProvider(foreignRpcUrl)
-const web3Foreign = new Web3(foreignProvider)
-
 async function main() {
   const bridge = new web3Foreign.eth.Contract(FOREIGN_ERC_TO_NATIVE_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
   const bridgeableTokenAddress = await bridge.methods.erc20token().call()
   const poa20 = new web3Foreign.eth.Contract(ERC20_ABI, bridgeableTokenAddress)
 
   try {
-    const foreignChainId = await sendRawTx({
+    const foreignChainId = await web3Foreign.eth.getChainId()
-      chain: 'foreign',
+    let nonce = await web3Foreign.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'foreign',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_DEPOSITS_TO_SEND); i++) {
       const gasLimit = await poa20.methods
-        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX))
+        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX))
         .estimateGas({ from: USER_ADDRESS })
       const data = await poa20.methods
-        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX))
+        .transfer(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX))
         .encodeABI({ from: USER_ADDRESS })
       const txHash = await sendTx({
-        chain: 'foreign',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data,
         nonce,

oracle/scripts/erc20_to_native/sendHome.js

@@ -1,7 +1,6 @@
 require('../../env')
-const Web3Utils = require('web3-utils')
 const { web3Home } = require('../../src/services/web3')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
+const { sendTx } = require('../../src/tx/sendTx')
 const { isValidAmount } = require('../utils/utils')
 const { HOME_ERC_TO_NATIVE_ABI } = require('../../../commons')
 
@@ -21,21 +20,11 @@ async function main() {
   try {
     await isValidAmount(HOME_MIN_AMOUNT_PER_TX, bridge)
 
-    const homeChainId = await sendRawTx({
+    const homeChainId = await web3Home.eth.getChainId()
-      chain: 'home',
+    let nonce = await web3Home.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'home',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_DEPOSITS_TO_SEND); i++) {
       const txHash = await sendTx({
-        chain: 'home',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data: '0x',
         nonce,

oracle/scripts/getValidatorStartBlocks.js

@@ -1,23 +1,20 @@
 require('../env')
-const Web3 = require('web3')
 
 const { BRIDGE_VALIDATORS_ABI } = require('../../commons')
-const rpcUrlsManager = require('../src/services/getRpcUrlsManager')
+const { web3Home, web3Foreign } = require('../src/services/web3')
 const { bridgeConfig } = require('../config/base.config')
 
 const homeABI = bridgeConfig.homeBridgeAbi
 const foreignABI = bridgeConfig.foreignBridgeAbi
 
-async function getStartBlock(rpcUrl, bridgeAddress, bridgeAbi) {
+async function getStartBlock(web3, bridgeAddress, bridgeAbi) {
   try {
-    const web3Provider = new Web3.providers.HttpProvider(rpcUrl)
+    const bridgeContract = new web3.eth.Contract(bridgeAbi, bridgeAddress)
-    const web3Instance = new Web3(web3Provider)
-    const bridgeContract = new web3Instance.eth.Contract(bridgeAbi, bridgeAddress)
 
     const deployedAtBlock = await bridgeContract.methods.deployedAtBlock().call()
 
     const validatorContractAddress = await bridgeContract.methods.validatorContract().call()
-    const validatorContract = new web3Instance.eth.Contract(BRIDGE_VALIDATORS_ABI, validatorContractAddress)
+    const validatorContract = new web3.eth.Contract(BRIDGE_VALIDATORS_ABI, validatorContractAddress)
 
     const validatorDeployedAtBlock = await validatorContract.methods.deployedAtBlock().call()
 
@@ -35,10 +32,8 @@ async function getStartBlock(rpcUrl, bridgeAddress, bridgeAbi) {
 async function main() {
   const { COMMON_HOME_BRIDGE_ADDRESS, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
 
-  const homeRpcUrl = rpcUrlsManager.homeUrls[0]
+  const homeStartBlock = await getStartBlock(web3Home, COMMON_HOME_BRIDGE_ADDRESS, homeABI)
-  const foreignRpcUrl = rpcUrlsManager.foreignUrls[0]
+  const foreignStartBlock = await getStartBlock(web3Foreign, COMMON_FOREIGN_BRIDGE_ADDRESS, foreignABI)
-  const homeStartBlock = await getStartBlock(homeRpcUrl, COMMON_HOME_BRIDGE_ADDRESS, homeABI)
-  const foreignStartBlock = await getStartBlock(foreignRpcUrl, COMMON_FOREIGN_BRIDGE_ADDRESS, foreignABI)
   const result = {
     homeStartBlock,
     foreignStartBlock

oracle/scripts/initialChecks.js

@@ -1,5 +1,4 @@
 require('../env')
-const Web3 = require('web3')
 const { getTokensState } = require('../src/utils/tokenState')
 const {
   ERC677_BRIDGE_TOKEN_ABI,
@@ -7,6 +6,7 @@ const {
   FOREIGN_ERC_TO_NATIVE_ABI,
   getTokenType
 } = require('../../commons')
+const { web3Foreign } = require('../src/services/web3')
 
 const emptyLogger = {
   debug: () => {},
@@ -14,26 +14,25 @@ const emptyLogger = {
 }
 
 async function initialChecks() {
-  const { ORACLE_BRIDGE_MODE, COMMON_FOREIGN_RPC_URL, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
+  const { ORACLE_BRIDGE_MODE, COMMON_FOREIGN_BRIDGE_ADDRESS } = process.env
   let result = {}
-  const foreignWeb3 = new Web3(new Web3.providers.HttpProvider(COMMON_FOREIGN_RPC_URL))
 
   if (ORACLE_BRIDGE_MODE === 'ERC_TO_ERC') {
-    const bridge = new foreignWeb3.eth.Contract(FOREIGN_ERC_TO_ERC_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
+    const bridge = new web3Foreign.eth.Contract(FOREIGN_ERC_TO_ERC_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
     result.bridgeableTokenAddress = await bridge.methods.erc20token().call()
   } else if (ORACLE_BRIDGE_MODE === 'ERC_TO_NATIVE') {
-    const bridge = new foreignWeb3.eth.Contract(FOREIGN_ERC_TO_NATIVE_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
+    const bridge = new web3Foreign.eth.Contract(FOREIGN_ERC_TO_NATIVE_ABI, COMMON_FOREIGN_BRIDGE_ADDRESS)
     result = await getTokensState(bridge, emptyLogger)
   }
 
   if (ORACLE_BRIDGE_MODE === 'ERC_TO_ERC') {
-    const bridgeTokenContract = new foreignWeb3.eth.Contract(ERC677_BRIDGE_TOKEN_ABI, result.bridgeableTokenAddress)
+    const bridgeTokenContract = new web3Foreign.eth.Contract(ERC677_BRIDGE_TOKEN_ABI, result.bridgeableTokenAddress)
     result.foreignERC = await getTokenType(bridgeTokenContract, COMMON_FOREIGN_BRIDGE_ADDRESS)
   }
   console.log(JSON.stringify(result))
   return result
 }
 
-initialChecks()
+const result = initialChecks()
 
-module.exports = initialChecks
+module.exports = result

oracle/scripts/native_to_erc20/sendForeign.js

@@ -1,7 +1,7 @@
 require('../../env')
-const Web3Utils = require('web3-utils')
+const { toWei } = require('web3').utils
 const { web3Foreign } = require('../../src/services/web3')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
+const { sendTx } = require('../../src/tx/sendTx')
 const { isValidAmount } = require('../utils/utils')
 const { FOREIGN_NATIVE_TO_ERC_ABI } = require('../../../commons')
 
@@ -53,27 +53,17 @@ async function main() {
   try {
     await isValidAmount(FOREIGN_MIN_AMOUNT_PER_TX, bridge)
 
-    const foreignChainId = await sendRawTx({
+    const foreignChainId = await web3Foreign.eth.getChainId()
-      chain: 'foreign',
+    let nonce = await web3Foreign.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'foreign',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_WITHDRAWALS_TO_SEND); i++) {
       const gasLimit = await poa20.methods
-        .transferAndCall(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX), '0x')
+        .transferAndCall(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX), '0x')
         .estimateGas({ from: USER_ADDRESS })
       const data = await poa20.methods
-        .transferAndCall(COMMON_FOREIGN_BRIDGE_ADDRESS, Web3Utils.toWei(FOREIGN_MIN_AMOUNT_PER_TX), '0x')
+        .transferAndCall(COMMON_FOREIGN_BRIDGE_ADDRESS, toWei(FOREIGN_MIN_AMOUNT_PER_TX), '0x')
         .encodeABI({ from: USER_ADDRESS })
       const txHash = await sendTx({
-        chain: 'foreign',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data,
         nonce,

oracle/scripts/native_to_erc20/sendHome.js

@@ -1,7 +1,6 @@
 require('../../env')
-const Web3Utils = require('web3-utils')
 const { web3Home } = require('../../src/services/web3')
-const { sendTx, sendRawTx } = require('../../src/tx/sendTx')
+const { sendTx } = require('../../src/tx/sendTx')
 const { isValidAmount } = require('../utils/utils')
 const { HOME_NATIVE_TO_ERC_ABI } = require('../../../commons')
 
@@ -21,21 +20,11 @@ async function main() {
   try {
     await isValidAmount(HOME_MIN_AMOUNT_PER_TX, bridge)
 
-    const homeChainId = await sendRawTx({
+    const homeChainId = await web3Home.eth.getChainId()
-      chain: 'home',
+    let nonce = await web3Home.eth.getTransactionCount(USER_ADDRESS)
-      params: [],
-      method: 'net_version'
-    })
-    let nonce = await sendRawTx({
-      chain: 'home',
-      method: 'eth_getTransactionCount',
-      params: [USER_ADDRESS, 'latest']
-    })
-    nonce = Web3Utils.hexToNumber(nonce)
     let actualSent = 0
     for (let i = 0; i < Number(NUMBER_OF_DEPOSITS_TO_SEND); i++) {
       const txHash = await sendTx({
-        chain: 'home',
         privateKey: USER_ADDRESS_PRIVATE_KEY,
         data: '0x',
         nonce,

oracle/scripts/utils/utils.js

@@ -1,8 +1,8 @@
-const Web3Utils = require('web3-utils')
+const { fromWei } = require('web3').utils
 
 async function getMinPerTxLimit(bridge) {
   const minPerTx = await bridge.methods.minPerTx().call()
-  return Web3Utils.fromWei(minPerTx)
+  return fromWei(minPerTx)
 }
 
 async function isValidAmount(amount, bridge) {

oracle/src/confirmRelay.js

@@ -3,7 +3,6 @@ const path = require('path')
 const { isAttached, connectWatcherToQueue, connection } = require('./services/amqpClient')
 const logger = require('./services/logger')
 const GasPrice = require('./services/gasPrice')
-const rpcUrlsManager = require('./services/getRpcUrlsManager')
 const { getNonce, getChainId, getEventsFromTx } = require('./tx/web3')
 const { sendTx } = require('./tx/sendTx')
 const { checkHTTPS, watchdog, syncForEach, addExtraGas } = require('./utils/utils')
@@ -37,8 +36,7 @@ async function initialize() {
   try {
     const checkHttps = checkHTTPS(ORACLE_ALLOW_HTTP_FOR_RPC, logger)
 
-    rpcUrlsManager.homeUrls.forEach(checkHttps('home'))
+    web3Instance.currentProvider.urls.forEach(checkHttps(config.chain))
-    rpcUrlsManager.foreignUrls.forEach(checkHttps('foreign'))
 
     attached = await isAttached()
     if (attached) {
@@ -139,7 +137,7 @@ async function main({ sendJob, txHash }) {
 
 async function sendJobTx(jobs) {
   const gasPrice = await GasPrice.start(config.chain, true)
-  const chainId = await getChainId(config.chain)
+  const chainId = await getChainId(web3Instance)
   let nonce = await getNonce(web3Instance, ORACLE_VALIDATOR_ADDRESS)
 
   await syncForEach(jobs, async job => {
@@ -153,7 +151,6 @@ async function sendJobTx(jobs) {
     try {
       logger.info(`Sending transaction with nonce ${nonce}`)
       const txHash = await sendTx({
-        chain: config.chain,
         data: job.data,
         nonce,
         gasPrice: gasPrice.toString(10),

oracle/src/events/processAMBAffirmationRequests/estimateGas.js

@@ -1,4 +1,4 @@
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { AlreadyProcessedError, AlreadySignedError, InvalidValidatorError } = require('../../utils/errors')
 const logger = require('../../services/logger').child({
   module: 'processAffirmationRequests:estimateGas'

oracle/src/events/processAMBAffirmationRequests/index.js

@@ -1,6 +1,6 @@
 require('dotenv').config()
-const { HttpListProviderError } = require('http-list-provider')
 const promiseLimit = require('promise-limit')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const rootLogger = require('../../services/logger')
 const { web3Home } = require('../../services/web3')
 const bridgeValidatorsABI = require('../../../../contracts/build/contracts/BridgeValidators').abi

oracle/src/events/processAMBCollectedSignatures/estimateGas.js

@@ -1,5 +1,5 @@
 const Web3 = require('web3')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { AlreadyProcessedError, IncompatibleContractError, InvalidValidatorError } = require('../../utils/errors')
 const logger = require('../../services/logger').child({
   module: 'processCollectedSignatures:estimateGas'

oracle/src/events/processAMBCollectedSignatures/index.js

@@ -1,10 +1,11 @@
 require('dotenv').config()
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const bridgeValidatorsABI = require('../../../../contracts/build/contracts/BridgeValidators').abi
 const rootLogger = require('../../services/logger')
 const { web3Home, web3Foreign } = require('../../services/web3')
 const { signatureToVRS, packSignatures } = require('../../utils/message')
+const { readAccessListFile } = require('../../utils/utils')
 const { parseAMBMessage } = require('../../../../commons')
 const estimateGas = require('./estimateGas')
 const { AlreadyProcessedError, IncompatibleContractError, InvalidValidatorError } = require('../../utils/errors')
@@ -12,7 +13,11 @@ const { MAX_CONCURRENT_EVENTS, EXTRA_GAS_ABSOLUTE } = require('../../utils/const
 
 const limit = promiseLimit(MAX_CONCURRENT_EVENTS)
 
-const { ORACLE_ALWAYS_RELAY_SIGNATURES } = process.env
+const {
+  ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST,
+  ORACLE_HOME_TO_FOREIGN_BLOCK_LIST,
+  ORACLE_ALWAYS_RELAY_SIGNATURES
+} = process.env
 
 let validatorContract = null
 
@@ -50,6 +55,41 @@ function processCollectedSignaturesBuilder(config) {
 
         logger.info(`Processing CollectedSignatures ${colSignature.transactionHash}`)
         const message = await homeBridge.methods.message(messageHash).call()
+        const parsedMessage = parseAMBMessage(message)
+
+        if (ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST || ORACLE_HOME_TO_FOREIGN_BLOCK_LIST) {
+          const sender = parsedMessage.sender.toLowerCase()
+          const executor = parsedMessage.executor.toLowerCase()
+
+          if (ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST) {
+            const allowanceList = await readAccessListFile(ORACLE_HOME_TO_FOREIGN_ALLOWANCE_LIST, logger)
+            if (!allowanceList.includes(executor) && !allowanceList.includes(sender)) {
+              logger.info(
+                { sender, executor },
+                'Validator skips a message. Neither sender nor executor addresses are in the allowance list.'
+              )
+              return
+            }
+          } else if (ORACLE_HOME_TO_FOREIGN_BLOCK_LIST) {
+            const blockList = await readAccessListFile(ORACLE_HOME_TO_FOREIGN_BLOCK_LIST, logger)
+            if (blockList.includes(executor)) {
+              logger.info({ executor }, 'Validator skips a message. Executor address is in the block list.')
+              return
+            }
+            if (blockList.includes(sender)) {
+              logger.info({ sender }, 'Validator skips a message. Sender address is in the block list.')
+              return
+            }
+          }
+        }
+
+        if (parsedMessage.decodedDataType.manualLane) {
+          logger.info(
+            { dataType: parsedMessage.dataType },
+            'Validator skips a message. Message was forwarded to the manual lane by the extension'
+          )
+          return
+        }
 
         logger.debug({ NumberOfCollectedSignatures }, 'Number of signatures to get')
 

oracle/src/events/processAMBSignatureRequests/index.js

@@ -1,6 +1,6 @@
 require('dotenv').config()
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const bridgeValidatorsABI = require('../../../../contracts/build/contracts/BridgeValidators').abi
 const rootLogger = require('../../services/logger')
 const { web3Home } = require('../../services/web3')

oracle/src/events/processAffirmationRequests/estimateGas.js

@@ -1,4 +1,4 @@
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { AlreadyProcessedError, AlreadySignedError, InvalidValidatorError } = require('../../utils/errors')
 const logger = require('../../services/logger').child({
   module: 'processAffirmationRequests:estimateGas'

oracle/src/events/processAffirmationRequests/index.js

@@ -1,6 +1,6 @@
 require('../../../env')
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const rootLogger = require('../../services/logger')
 const { web3Home } = require('../../services/web3')
 

oracle/src/events/processCollectedSignatures/estimateGas.js

@@ -1,5 +1,5 @@
 const Web3 = require('web3')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { AlreadyProcessedError, IncompatibleContractError, InvalidValidatorError } = require('../../utils/errors')
 const { parseMessage } = require('../../utils/message')
 const logger = require('../../services/logger').child({

oracle/src/events/processCollectedSignatures/index.js

@@ -1,6 +1,6 @@
 require('../../../env')
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { BRIDGE_VALIDATORS_ABI } = require('../../../../commons')
 const rootLogger = require('../../services/logger')
 const { web3Home, web3Foreign } = require('../../services/web3')

oracle/src/events/processSignatureRequests/estimateGas.js

@@ -1,4 +1,4 @@
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { AlreadyProcessedError, AlreadySignedError, InvalidValidatorError } = require('../../utils/errors')
 const logger = require('../../services/logger').child({
   module: 'processSignatureRequests:estimateGas'

oracle/src/events/processSignatureRequests/index.js

@@ -1,6 +1,6 @@
 require('../../../env')
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { BRIDGE_VALIDATORS_ABI } = require('../../../../commons')
 const rootLogger = require('../../services/logger')
 const { web3Home } = require('../../services/web3')

oracle/src/events/processTransfers/index.js

@@ -1,6 +1,6 @@
 require('../../../env')
 const promiseLimit = require('promise-limit')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../../services/HttpListProvider')
 const { BRIDGE_VALIDATORS_ABI, ZERO_ADDRESS } = require('../../../../commons')
 const rootLogger = require('../../services/logger')
 const { web3Home, web3Foreign } = require('../../services/web3')

oracle/src/sender.js

@@ -4,7 +4,6 @@ const { connectSenderToQueue } = require('./services/amqpClient')
 const { redis } = require('./services/redisClient')
 const GasPrice = require('./services/gasPrice')
 const logger = require('./services/logger')
-const rpcUrlsManager = require('./services/getRpcUrlsManager')
 const { sendTx } = require('./tx/sendTx')
 const { getNonce, getChainId } = require('./tx/web3')
 const {
@@ -18,7 +17,7 @@ const {
 } = require('./utils/utils')
 const { EXIT_CODES, EXTRA_GAS_PERCENTAGE, MAX_GAS_LIMIT } = require('./utils/constants')
 
-const { ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY } = process.env
+const { ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY, ORACLE_TX_REDUNDANCY } = process.env
 
 const ORACLE_VALIDATOR_ADDRESS = privateKeyToAddress(ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY)
 
@@ -30,6 +29,7 @@ if (process.argv.length < 3) {
 const config = require(path.join('../config/', process.argv[2]))
 
 const web3Instance = config.web3
+const web3Redundant = ORACLE_TX_REDUNDANCY === 'true' ? config.web3Redundant : config.web3
 const nonceKey = `${config.id}:nonce`
 let chainId = 0
 
@@ -37,12 +37,11 @@ async function initialize() {
   try {
     const checkHttps = checkHTTPS(process.env.ORACLE_ALLOW_HTTP_FOR_RPC, logger)
 
-    rpcUrlsManager.homeUrls.forEach(checkHttps('home'))
+    web3Instance.currentProvider.urls.forEach(checkHttps(config.chain))
-    rpcUrlsManager.foreignUrls.forEach(checkHttps('foreign'))
 
     GasPrice.start(config.id)
 
-    chainId = await getChainId(config.id)
+    chainId = await getChainId(web3Instance)
     connectSenderToQueue({
       queueName: config.queue,
       oldQueueName: config.oldQueue,
@@ -144,7 +143,6 @@ async function main({ msg, ackMsg, nackMsg, channel, scheduleForRetry, scheduleT
         }
         logger.info(`Sending transaction with nonce ${nonce}`)
         const txHash = await sendTx({
-          chain: config.id,
           data: job.data,
           nonce,
           gasPrice,
@@ -153,7 +151,7 @@ async function main({ msg, ackMsg, nackMsg, channel, scheduleForRetry, scheduleT
           privateKey: ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY,
           to: job.to,
           chainId,
-          web3: web3Instance
+          web3: web3Redundant
         })
         const resendJob = {
           ...job,

oracle/src/services/HttpListProvider.js

@@ -0,0 +1,89 @@
+const fetch = require('node-fetch')
+const promiseRetry = require('promise-retry')
+
+const defaultOptions = {
+  requestTimeout: 0,
+  retry: {
+    retries: 0
+  }
+}
+
+class HttpListProviderError extends Error {
+  constructor(message, errors) {
+    super(message)
+    this.errors = errors
+  }
+}
+
+function HttpListProvider(urls, options = {}) {
+  if (!(this instanceof HttpListProvider)) {
+    return new HttpListProvider(urls)
+  }
+
+  if (!urls || !urls.length) {
+    throw new TypeError(`Invalid URLs: '${urls}'`)
+  }
+
+  this.urls = urls
+  this.options = { ...defaultOptions, ...options }
+  this.currentIndex = 0
+}
+
+HttpListProvider.prototype.send = async function send(payload, callback) {
+  // save the currentIndex to avoid race condition
+  const { currentIndex } = this
+
+  try {
+    const [result, index] = await promiseRetry(retry => {
+      return trySend(payload, this.urls, currentIndex, this.options).catch(retry)
+    }, this.options.retry)
+    this.currentIndex = index
+    callback(null, result)
+  } catch (e) {
+    callback(e)
+  }
+}
+
+function send(url, payload, options) {
+  return fetch(url, {
+    headers: {
+      'Content-type': 'application/json'
+    },
+    method: 'POST',
+    body: JSON.stringify(payload),
+    timeout: options.requestTimeout
+  })
+    .then(response => {
+      if (response.ok) {
+        return response
+      } else {
+        throw new Error(response.statusText)
+      }
+    })
+    .then(response => response.json())
+}
+
+async function trySend(payload, urls, initialIndex, options) {
+  const errors = []
+
+  let index = initialIndex
+  for (let count = 0; count < urls.length; count++) {
+    const url = urls[index]
+    try {
+      const result = await send(url, payload, options)
+      return [result, index]
+    } catch (e) {
+      errors.push(e)
+    }
+    index = (index + 1) % urls.length
+  }
+
+  throw new HttpListProviderError('Request failed for all urls', errors)
+}
+
+module.exports = {
+  HttpListProvider,
+  HttpListProviderError,
+  defaultOptions,
+  send
+}

oracle/src/services/RedundantHttpListProvider.js

@@ -0,0 +1,40 @@
+const promiseRetry = require('promise-retry')
+const { promiseAny } = require('../utils/utils')
+const { defaultOptions, HttpListProviderError, send } = require('./HttpListProvider')
+
+function RedundantHttpListProvider(urls, options = {}) {
+  if (!(this instanceof RedundantHttpListProvider)) {
+    return new RedundantHttpListProvider(urls)
+  }
+
+  if (!urls || !urls.length) {
+    throw new TypeError(`Invalid URLs: '${urls}'`)
+  }
+
+  this.urls = urls
+  this.options = { ...defaultOptions, ...options }
+  this.currentIndex = 0
+}
+
+RedundantHttpListProvider.prototype.send = async function send(payload, callback) {
+  try {
+    const result = await promiseRetry(retry => {
+      return trySend(payload, this.urls, this.options).catch(retry)
+    }, this.options.retry)
+    callback(null, result)
+  } catch (e) {
+    callback(e)
+  }
+}
+
+async function trySend(payload, urls, options) {
+  try {
+    return await promiseAny(urls.map(url => send(url, payload, options)))
+  } catch (errors) {
+    throw new HttpListProviderError('Request failed for all urls', errors)
+  }
+}
+
+module.exports = {
+  RedundantHttpListProvider
+}

oracle/src/services/RpcUrlsManager.js

@@ -1,50 +0,0 @@
-const promiseRetry = require('promise-retry')
-const tryEach = require('../utils/tryEach')
-const { RETRY_CONFIG } = require('../utils/constants')
-const { promiseAny } = require('../utils/utils')
-
-function RpcUrlsManager(homeUrls, foreignUrls) {
-  if (!homeUrls) {
-    throw new Error(`Invalid homeUrls: '${homeUrls}'`)
-  }
-  if (!foreignUrls) {
-    throw new Error(`Invalid foreignUrls: '${foreignUrls}'`)
-  }
-
-  this.homeUrls = homeUrls.split(' ')
-  this.foreignUrls = foreignUrls.split(' ')
-}
-
-RpcUrlsManager.prototype.tryEach = async function(chain, f, redundant = false) {
-  if (chain !== 'home' && chain !== 'foreign') {
-    throw new Error(`Invalid argument chain: '${chain}'`)
-  }
-
-  // save urls to avoid race condition
-  const urls = chain === 'home' ? [...this.homeUrls] : [...this.foreignUrls]
-
-  if (redundant) {
-    // result from first responded node will be returned immediately
-    // remaining nodes will continue to retry queries in separate promises
-    // promiseAny will throw only if all urls reached max retry number
-    return promiseAny(urls.map(url => promiseRetry(retry => f(url).catch(retry), RETRY_CONFIG)))
-  }
-
-  const [result, index] = await promiseRetry(retry => tryEach(urls, f).catch(retry), RETRY_CONFIG)
-
-  if (index > 0) {
-    // rotate urls
-    const failed = urls.splice(0, index)
-    urls.push(...failed)
-  }
-
-  if (chain === 'home') {
-    this.homeUrls = urls
-  } else {
-    this.foreignUrls = urls
-  }
-
-  return result
-}
-
-module.exports = RpcUrlsManager

oracle/src/services/getRpcUrlsManager.js

@@ -1,3 +0,0 @@
-const RpcUrlsManager = require('./RpcUrlsManager')
-
-module.exports = new RpcUrlsManager(process.env.COMMON_HOME_RPC_URL, process.env.COMMON_FOREIGN_RPC_URL)

oracle/src/services/web3.js

@@ -1,19 +1,55 @@
-const HttpListProvider = require('http-list-provider')
 const Web3 = require('web3')
-const rpcUrlsManager = require('./getRpcUrlsManager')
+const { HttpListProvider } = require('./HttpListProvider')
+const { RedundantHttpListProvider } = require('./RedundantHttpListProvider')
 const { RETRY_CONFIG } = require('../utils/constants')
 
-const homeProvider = new HttpListProvider(rpcUrlsManager.homeUrls, {
+const {
+  COMMON_HOME_RPC_URL,
+  COMMON_FOREIGN_RPC_URL,
+  ORACLE_RPC_REQUEST_TIMEOUT,
+  ORACLE_HOME_RPC_POLLING_INTERVAL,
+  ORACLE_FOREIGN_RPC_POLLING_INTERVAL
+} = process.env
+
+if (!COMMON_HOME_RPC_URL) {
+  throw new Error(`Invalid homeUrls: '${COMMON_HOME_RPC_URL}'`)
+}
+if (!COMMON_FOREIGN_RPC_URL) {
+  throw new Error(`Invalid foreignUrls: '${COMMON_FOREIGN_RPC_URL}'`)
+}
+
+const homeUrls = COMMON_HOME_RPC_URL.split(' ').filter(url => url.length > 0)
+const foreignUrls = COMMON_FOREIGN_RPC_URL.split(' ').filter(url => url.length > 0)
+
+const homeDefaultTimeout = parseInt(ORACLE_HOME_RPC_POLLING_INTERVAL, 10) * 2
+const foreignDefaultTimeout = parseInt(ORACLE_FOREIGN_RPC_POLLING_INTERVAL, 10) * 2
+const configuredTimeout = parseInt(ORACLE_RPC_REQUEST_TIMEOUT, 10)
+
+const homeOptions = {
+  requestTimeout: configuredTimeout || homeDefaultTimeout,
   retry: RETRY_CONFIG
-})
+}
+
+const foreignOptions = {
+  requestTimeout: configuredTimeout || foreignDefaultTimeout,
+  retry: RETRY_CONFIG
+}
+
+const homeProvider = new HttpListProvider(homeUrls, homeOptions)
 const web3Home = new Web3(homeProvider)
 
-const foreignProvider = new HttpListProvider(rpcUrlsManager.foreignUrls, {
+const foreignProvider = new HttpListProvider(foreignUrls, foreignOptions)
-  retry: RETRY_CONFIG
-})
 const web3Foreign = new Web3(foreignProvider)
 
+const redundantHomeProvider = new RedundantHttpListProvider(homeUrls, homeOptions)
+const web3HomeRedundant = new Web3(redundantHomeProvider)
+
+const redundantForeignProvider = new RedundantHttpListProvider(foreignUrls, foreignOptions)
+const web3ForeignRedundant = new Web3(redundantForeignProvider)
+
 module.exports = {
   web3Home,
-  web3Foreign
+  web3Foreign,
+  web3HomeRedundant,
+  web3ForeignRedundant
 }

oracle/src/tx/sendTx.js

@@ -1,67 +1,27 @@
-const Web3Utils = require('web3-utils')
+const { toWei } = require('web3').utils
-const fetch = require('node-fetch')
-const rpcUrlsManager = require('../services/getRpcUrlsManager')
 
-const { ORACLE_TX_REDUNDANCY } = process.env
+async function sendTx({ privateKey, data, nonce, gasPrice, amount, gasLimit, to, chainId, web3 }) {
-
-// eslint-disable-next-line consistent-return
-async function sendTx({ chain, privateKey, data, nonce, gasPrice, amount, gasLimit, to, chainId, web3 }) {
   const serializedTx = await web3.eth.accounts.signTransaction(
     {
       nonce: Number(nonce),
       chainId,
       to,
       data,
-      value: Web3Utils.toWei(amount),
+      value: toWei(amount),
       gasPrice,
       gas: gasLimit
     },
     `0x${privateKey}`
   )
 
-  return sendRawTx({
+  return new Promise((res, rej) =>
-    chain,
+    web3.eth
-    method: 'eth_sendRawTransaction',
+      .sendSignedTransaction(serializedTx.rawTransaction)
-    params: [serializedTx.rawTransaction]
+      .once('transactionHash', res)
-  })
+      .once('error', rej)
-}
-
-// eslint-disable-next-line consistent-return
-async function sendRawTx({ chain, params, method }) {
-  const result = await rpcUrlsManager.tryEach(
-    chain,
-    async url => {
-      // curl -X POST --data '{"jsonrpc":"2.0","method":"eth_sendRawTransaction","params":[{see above}],"id":1}'
-      const response = await fetch(url, {
-        headers: {
-          'Content-type': 'application/json'
-        },
-        method: 'POST',
-        body: JSON.stringify({
-          jsonrpc: '2.0',
-          method,
-          params,
-          id: Math.floor(Math.random() * 100) + 1
-        })
-      })
-
-      if (!response.ok) {
-        throw new Error(response.statusText)
-      }
-
-      return response
-    },
-    ORACLE_TX_REDUNDANCY === 'true' && method === 'eth_sendRawTransaction'
   )
-
-  const json = await result.json()
-  if (json.error) {
-    throw json.error
-  }
-  return json.result
 }
 
 module.exports = {
-  sendTx,
+  sendTx
-  sendRawTx
 }

oracle/src/tx/web3.js

@@ -1,8 +1,6 @@
-const { hexToNumber } = require('web3-utils')
 const logger = require('../services/logger').child({
   module: 'web3'
 })
-const { sendRawTx } = require('./sendTx')
 
 async function getNonce(web3, address) {
   try {
@@ -26,15 +24,10 @@ async function getBlockNumber(web3) {
   }
 }
 
-async function getChainId(chain) {
+async function getChainId(web3) {
   try {
     logger.debug('Getting chain id')
-    const chainIdHex = await sendRawTx({
+    const chainId = await web3.eth.getChainId()
-      chain,
-      method: 'eth_chainId',
-      params: []
-    })
-    const chainId = hexToNumber(chainIdHex)
     logger.debug({ chainId }, 'Chain id obtained')
     return chainId
   } catch (e) {

oracle/src/utils/message.js

@@ -1,13 +1,13 @@
 const assert = require('assert')
-const Web3Utils = require('web3-utils')
+const { toHex, numberToHex, padLeft } = require('web3').utils
 const { strip0x } = require('../../../commons')
 
 function createMessage({ recipient, value, transactionHash, bridgeAddress, expectedMessageLength }) {
   recipient = strip0x(recipient)
   assert.strictEqual(recipient.length, 20 * 2)
 
-  value = Web3Utils.numberToHex(value)
+  value = numberToHex(value)
-  value = Web3Utils.padLeft(value, 32 * 2)
+  value = padLeft(value, 32 * 2)
 
   value = strip0x(value)
   assert.strictEqual(value.length, 64)
@@ -60,7 +60,7 @@ function signatureToVRS(rawSignature) {
 }
 
 function packSignatures(array) {
-  const length = strip0x(Web3Utils.toHex(array.length))
+  const length = strip0x(toHex(array.length))
   const msgLength = length.length === 1 ? `0${length}` : length
   let v = ''
   let r = ''

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] = []

oracle/src/watcher.js

@@ -5,7 +5,6 @@ const { connectWatcherToQueue, connection } = require('./services/amqpClient')
 const { getBlockNumber } = require('./tx/web3')
 const { redis } = require('./services/redisClient')
 const logger = require('./services/logger')
-const rpcUrlsManager = require('./services/getRpcUrlsManager')
 const { getRequiredBlockConfirmations, getEvents } = require('./tx/web3')
 const { checkHTTPS, watchdog } = require('./utils/utils')
 const { EXIT_CODES } = require('./utils/constants')
@@ -42,8 +41,7 @@ async function initialize() {
   try {
     const checkHttps = checkHTTPS(process.env.ORACLE_ALLOW_HTTP_FOR_RPC, logger)
 
-    rpcUrlsManager.homeUrls.forEach(checkHttps('home'))
+    web3Instance.currentProvider.urls.forEach(checkHttps(config.chain))
-    rpcUrlsManager.foreignUrls.forEach(checkHttps('foreign'))
 
     await getLastProcessedBlock()
     connectWatcherToQueue({

oracle/src/worker.js

@@ -1,6 +1,5 @@
 const path = require('path')
 const logger = require('./services/logger')
-const rpcUrlsManager = require('./services/getRpcUrlsManager')
 const { checkHTTPS, watchdog } = require('./utils/utils')
 const { EXIT_CODES } = require('./utils/constants')
 const { connectWorkerToQueue } = require('./services/amqpClient')
@@ -9,12 +8,13 @@ const config = require(path.join('../config/', process.argv[2]))
 
 const convertToChai = require('./workers/convertToChai')(config)
 
+const web3Instance = config.web3
+
 async function initialize() {
   try {
     const checkHttps = checkHTTPS(process.env.ORACLE_ALLOW_HTTP_FOR_RPC, logger)
 
-    rpcUrlsManager.homeUrls.forEach(checkHttps('home'))
+    web3Instance.currentProvider.urls.forEach(checkHttps(config.chain))
-    rpcUrlsManager.foreignUrls.forEach(checkHttps('foreign'))
 
     connectWorkerToQueue({
       queueName: config.workerQueue,

oracle/src/workers/convertToChai.js

@@ -1,5 +1,5 @@
 require('../../env')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../services/HttpListProvider')
 const rootLogger = require('../services/logger')
 const { web3Foreign } = require('../services/web3')
 

oracle/test/processAffirmationRequests.test.js

@@ -2,7 +2,7 @@ const chai = require('chai')
 const chaiAsPromised = require('chai-as-promised')
 const sinon = require('sinon')
 const Web3 = require('web3')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../src/services/HttpListProvider')
 const estimateGas = require('../src/events/processAffirmationRequests/estimateGas')
 const errors = require('../src/utils/errors')
 

oracle/test/processCollectedSignatures.test.js

@@ -1,7 +1,7 @@
 const { expect } = require('chai').use(require('chai-as-promised'))
 const sinon = require('sinon')
 const Web3 = require('web3')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../src/services/HttpListProvider')
 const { createMessage, signatureToVRS } = require('../src/utils/message')
 const estimateGas = require('../src/events/processCollectedSignatures/estimateGas')
 const errors = require('../src/utils/errors')

oracle/test/processSignatureRequests.test.js

@@ -2,7 +2,7 @@ const chai = require('chai')
 const chaiAsPromised = require('chai-as-promised')
 const sinon = require('sinon')
 const Web3 = require('web3')
-const { HttpListProviderError } = require('http-list-provider')
+const { HttpListProviderError } = require('../src/services/HttpListProvider')
 const estimateGas = require('../src/events/processSignatureRequests/estimateGas')
 const errors = require('../src/utils/errors')
 

package.json

@@ -39,7 +39,7 @@
     "build:ui": "yarn workspace ui run build",
     "build:alm": "yarn workspace alm run build",
     "build:plugin": "yarn workspace burner-wallet-plugin run build",
-    "lint": "yarn wsrun --exclude token-bridge-contracts lint",
+    "lint": "yarn wsrun --exclude tokenbridge-contracts lint",
     "test": "yarn wsrun --exclude oracle-e2e --exclude ui-e2e --exclude monitor-e2e --exclude alm-e2e test",
     "oracle-e2e": "./oracle-e2e/run-tests.sh",
     "ui-e2e": "./ui-e2e/run-tests.sh",
@@ -47,7 +47,7 @@
     "monitor-e2e": "./monitor-e2e/run-tests.sh",
     "alm-e2e": "./alm-e2e/run-tests.sh",
     "clean": "rm -rf ./node_modules ./**/node_modules ./**/**/node_modules ./**/build ./**/**/dist",
-    "compile:contracts": "yarn workspace token-bridge-contracts run compile",
+    "compile:contracts": "yarn workspace tokenbridge-contracts run compile",
     "install:deploy": "cd contracts/deploy && npm install --unsafe-perm --silent",
     "postinstall": "test -n \"$NOYARNPOSTINSTALL\" || ln -sf $(pwd)/node_modules/openzeppelin-solidity/ contracts/node_modules/openzeppelin-solidity"
   }