Merge branch 'develop' into regenesis/0.4.0

.changeset/fair-maps-pretend.md

+---
+'@eth-optimism/batch-submitter': patch
+'@eth-optimism/data-transport-layer': patch
+---
+
+Remove dead imports from core-utils

.changeset/great-shrimps-rule.md

+---
+'@eth-optimism/message-relayer': patch
+---
+
+Adds a README and cleans up the interface for generating messages and proofs

.changeset/silent-masks-hunt.md

+---
+'@eth-optimism/core-utils': patch
+---
+
+Delete dead transaction coders. These are no longer used now that RLP encoded transactions are used

.changeset/slimy-rivers-promise.md

+---
+'@eth-optimism/data-transport-layer': patch
+---
+
+Logs the error stacktrace for a failed HTTP request

.changeset/smooth-ears-pay.md

+---
+'@eth-optimism/integration-tests': patch
+'@eth-optimism/l2geth': patch
+'@eth-optimism/core-utils': patch
+---
+
+Implement the latest fee spec such that the L2 gas limit is scaled and the tx.gasPrice/tx.gasLimit show correctly in metamask

.changeset/ten-spiders-boil.md

+---
+'@eth-optimism/message-relayer': patch
+---
+
+Removes spreadsheet mode from the message relayer

.github/workflows/release.yml

@@ -92,6 +92,14 @@ jobs:
           push: true
           tags: ethereumoptimism/l2geth:${{ needs.release.outputs.l2geth }}
 
+      - name: Publish rpc-proxy
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./ops/docker/Dockerfile.rpc-proxy
+          push: true
+          tags: ethereumoptimism/rpc-proxy:${{ needs.release.outputs.l2geth }}
+
   # pushes the base builder image to dockerhub
   builder:
     name: Prepare the base builder image for the services

examples/truffle/truffle-config-ovm.js

@@ -17,6 +17,7 @@ module.exports = {
       host: '127.0.0.1',
       port: 8545,
       gasPrice: 0,
+      gas: 54180127,
     }
   },
   compilers: {

integration-tests/test/fee-payment.spec.ts

@@ -3,7 +3,7 @@ import chaiAsPromised from 'chai-as-promised'
 chai.use(chaiAsPromised)
 import { BigNumber, utils } from 'ethers'
 import { OptimismEnv } from './shared/env'
-import { TxGasLimit } from '@eth-optimism/core-utils'
+import { TxGasLimit, TxGasPrice } from '@eth-optimism/core-utils'
 
 describe('Fee Payment Integration Tests', async () => {
   let env: OptimismEnv
@@ -13,9 +13,9 @@ describe('Fee Payment Integration Tests', async () => {
     env = await OptimismEnv.new()
   })
 
-  it('Should return a gasPrice of 1 wei', async () => {
+  it(`Should return a gasPrice of ${TxGasPrice.toString()} wei`, async () => {
     const gasPrice = await env.l2Wallet.getGasPrice()
-    expect(gasPrice.eq(1))
+    expect(gasPrice).to.deep.eq(TxGasPrice)
   })
 
   it('Should estimateGas with recoverable L2 gasLimit', async () => {
@@ -28,7 +28,7 @@ describe('Fee Payment Integration Tests', async () => {
       utils.parseEther('0.5')
     )
     const executionGas = await (env.ovmEth
-      .provider as any).send('eth_estimateExecutionGas', [tx])
+      .provider as any).send('eth_estimateExecutionGas', [tx, true])
     const decoded = TxGasLimit.decode(gas)
     expect(BigNumber.from(executionGas)).deep.eq(decoded)
   })

integration-tests/test/native-eth.spec.ts

@@ -50,13 +50,13 @@ describe('Native ETH Integration Tests', async () => {
       const amount = utils.parseEther('0.5')
       const addr = '0x' + '1234'.repeat(10)
       const gas = await env.ovmEth.estimateGas.transfer(addr, amount)
-      expect(gas).to.be.deep.eq(BigNumber.from(0x0ef897216d))
+      expect(gas).to.be.deep.eq(BigNumber.from(6430020))
     })
 
     it('Should estimate gas for ETH withdraw', async () => {
       const amount = utils.parseEther('0.5')
       const gas = await env.ovmEth.estimateGas.withdraw(amount, 0, '0xFFFF')
-      expect(gas).to.be.deep.eq(BigNumber.from(0x0f5203e9bf))
+      expect(gas).to.be.deep.eq(BigNumber.from(6140049))
     })
   })
 

integration-tests/test/rpc.spec.ts

@@ -134,7 +134,7 @@ describe('Basic RPC tests', () => {
         gasPrice: TxGasPrice,
       }
       const fee = tx.gasPrice.mul(tx.gasLimit)
-      const gasLimit = 59300000001
+      const gasLimit = 5920001
 
       await expect(env.l2Wallet.sendTransaction(tx)).to.be.rejectedWith(
         `fee too low: ${fee}, use at least tx.gasLimit = ${gasLimit} and tx.gasPrice = ${TxGasPrice.toString()}`
@@ -213,7 +213,7 @@ describe('Basic RPC tests', () => {
     it('correctly exposes revert data for contract calls', async () => {
       const req: TransactionRequest = {
         ...revertingTx,
-        gasLimit: 59808999999, // override gas estimation
+        gasLimit: 5980899, // override gas estimation
       }
 
       const tx = await wallet.sendTransaction(req)
@@ -236,7 +236,7 @@ describe('Basic RPC tests', () => {
     it('correctly exposes revert data for contract creations', async () => {
       const req: TransactionRequest = {
         ...revertingDeployTx,
-        gasLimit: 177008999999, // override gas estimation
+        gasLimit: 17700899, // override gas estimation
       }
 
       const tx = await wallet.sendTransaction(req)
@@ -353,7 +353,7 @@ describe('Basic RPC tests', () => {
         to: DEFAULT_TRANSACTION.to,
         value: 0,
       })
-      expect(estimate).to.be.eq(0x0dce9004c7)
+      expect(estimate).to.be.eq(5920012)
     })
 
     it('should return a gas estimate that grows with the size of data', async () => {
@@ -371,6 +371,7 @@ describe('Basic RPC tests', () => {
         const estimate = await l2Provider.estimateGas(tx)
         const l2Gaslimit = await l2Provider.send('eth_estimateExecutionGas', [
           tx,
+          true,
         ])
 
         const decoded = TxGasLimit.decode(estimate)

l2geth/core/tx_pool.go

@@ -94,7 +94,6 @@ var (
 var (
 	evictionInterval    = time.Minute     // Time interval to check for evictable transactions
 	statsReportInterval = 8 * time.Second // Time interval to report transaction pool stats
-	gwei                = big.NewInt(params.GWei) // 1 gwei, used as a flag for "rollup" transactions
 )
 
 var (
@@ -540,11 +539,15 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
 	}
 
 	// Ensure the transaction doesn't exceed the current block limit gas.
-	// We skip this condition check if the transaction's gasPrice is set to 1gwei,
-	// which indicates a "rollup" transaction that's paying for its data.
-	if pool.currentMaxGas < tx.L2Gas() && tx.GasPrice().Cmp(gwei) != 0 {
+	if vm.UsingOVM {
+		if pool.currentMaxGas < tx.L2Gas() {
 			return ErrGasLimit
 		}
+	} else {
+		if pool.currentMaxGas < tx.Gas() {
+			return ErrGasLimit
+		}
+	}
 
 	// Make sure the transaction is signed properly
 	from, err := types.Sender(pool.signer, tx)

l2geth/core/types/transaction.go

@@ -27,6 +27,7 @@ import (
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/rlp"
+	"github.com/ethereum/go-ethereum/rollup/fees"
 )
 
 //go:generate gencodec -type txdata -field-override txdataMarshaling -out gen_tx_json.go
@@ -215,7 +216,7 @@ func (tx *Transaction) UnmarshalJSON(input []byte) error {
 
 func (tx *Transaction) Data() []byte       { return common.CopyBytes(tx.data.Payload) }
 func (tx *Transaction) Gas() uint64        { return tx.data.GasLimit }
-func (tx *Transaction) L2Gas() uint64      { return tx.data.GasLimit % 100_000_000 }
+func (tx *Transaction) L2Gas() uint64      { return fees.DecodeL2GasLimitU64(tx.data.GasLimit) }
 func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.data.Price) }
 func (tx *Transaction) Value() *big.Int    { return new(big.Int).Set(tx.data.Amount) }
 func (tx *Transaction) Nonce() uint64      { return tx.data.AccountNonce }

l2geth/internal/ethapi/api.go

@@ -1148,9 +1148,17 @@ func (s *PublicBlockChainAPI) EstimateGas(ctx context.Context, args CallArgs) (h
 
 // EstimateExecutionGas returns an estimate of the amount of gas needed to execute the
 // given transaction against the current pending block.
-func (s *PublicBlockChainAPI) EstimateExecutionGas(ctx context.Context, args CallArgs) (hexutil.Uint64, error) {
+func (s *PublicBlockChainAPI) EstimateExecutionGas(ctx context.Context, args CallArgs, round *bool) (hexutil.Uint64, error) {
 	blockNrOrHash := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
-	return legacyDoEstimateGas(ctx, s.b, args, blockNrOrHash, s.b.RPCGasCap())
+	estimate, err := legacyDoEstimateGas(ctx, s.b, args, blockNrOrHash, s.b.RPCGasCap())
+	if err != nil {
+		return estimate, err
+	}
+	if round != nil && *round {
+		rounded := fees.Ceilmod(new(big.Int).SetUint64(uint64(estimate)), fees.BigTenThousand)
+		estimate = (hexutil.Uint64)(rounded.Uint64())
+	}
+	return estimate, nil
 }
 
 // ExecutionResult groups all structured logs emitted by the EVM

l2geth/rollup/fees/rollup_fee.go

@@ -3,6 +3,7 @@ package fees
 import (
 	"math/big"
 
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/params"
 )
 
@@ -10,12 +11,9 @@ import (
 // transaction in gas.
 const overhead uint64 = 4200 + 200*params.TxDataNonZeroGasEIP2028
 
-// hundredMillion is a constant used in the gas encoding formula
-const hundredMillion uint64 = 100_000_000
-
 // feeScalar is used to scale the calculations in EncodeL2GasLimit
 // to prevent them from being too large
-const feeScalar uint64 = 1000
+const feeScalar uint64 = 10_000_000
 
 // TxGasPrice is a constant that determines the result of `eth_gasPrice`
 // It is scaled upwards by 50%
@@ -26,7 +24,10 @@ const TxGasPrice uint64 = feeScalar + (feeScalar / 2)
 // BigTxGasPrice is the L2GasPrice as type big.Int
 var BigTxGasPrice = new(big.Int).SetUint64(TxGasPrice)
 var bigFeeScalar = new(big.Int).SetUint64(feeScalar)
-var bigHundredMillion = new(big.Int).SetUint64(hundredMillion)
+
+const tenThousand = 10000
+
+var BigTenThousand = new(big.Int).SetUint64(tenThousand)
 
 // EncodeTxGasLimit computes the `tx.gasLimit` based on the L1/L2 gas prices and
 // the L2 gas limit. The L2 gas limit is encoded inside of the lower order bits
@@ -40,32 +41,50 @@ var bigHundredMillion = new(big.Int).SetUint64(hundredMillion)
 // the fee, so increasing the L2 Gas limit will increase the fee paid.
 // The calculation is:
 // l1GasLimit = zero_count(data) * 4 + non_zero_count(data) * 16 + overhead
+// roundedL2GasLimit = ceilmod(l2GasLimit, 10_000)
 // l1Fee = l1GasPrice * l1GasLimit
-// l2Fee = l2GasPrice * l2GasLimit
+// l2Fee = l2GasPrice * roundedL2GasLimit
 // sum = l1Fee + l2Fee
 // scaled = sum / scalar
-// rounded = ceilmod(scaled, hundredMillion)
-// result = rounded + l2GasLimit
+// rounded = ceilmod(scaled, tenThousand)
+// roundedScaledL2GasLimit = roundedL2GasLimit / tenThousand
+// result = rounded + roundedScaledL2GasLimit
 // Note that for simplicity purposes, only the calldata is passed into this
 // function when in reality the RLP encoded transaction should be. The
 // additional cost is added to the overhead constant to prevent the need to RLP
 // encode transactions during calls to `eth_estimateGas`
 func EncodeTxGasLimit(data []byte, l1GasPrice, l2GasLimit, l2GasPrice *big.Int) *big.Int {
 	l1GasLimit := calculateL1GasLimit(data, overhead)
+	roundedL2GasLimit := Ceilmod(l2GasLimit, BigTenThousand)
 	l1Fee := new(big.Int).Mul(l1GasPrice, l1GasLimit)
-	l2Fee := new(big.Int).Mul(l2GasPrice, l2GasLimit)
+	l2Fee := new(big.Int).Mul(l2GasPrice, roundedL2GasLimit)
 	sum := new(big.Int).Add(l1Fee, l2Fee)
 	scaled := new(big.Int).Div(sum, bigFeeScalar)
-	remainder := new(big.Int).Mod(scaled, bigHundredMillion)
-	scaledSum := new(big.Int).Add(scaled, bigHundredMillion)
-	rounded := new(big.Int).Sub(scaledSum, remainder)
-	result := new(big.Int).Add(rounded, l2GasLimit)
+	rounded := Ceilmod(scaled, BigTenThousand)
+	roundedScaledL2GasLimit := new(big.Int).Div(roundedL2GasLimit, BigTenThousand)
+	result := new(big.Int).Add(rounded, roundedScaledL2GasLimit)
 	return result
 }
 
+func Ceilmod(a, b *big.Int) *big.Int {
+	remainder := new(big.Int).Mod(a, b)
+	if remainder.Cmp(common.Big0) == 0 {
+		return a
+	}
+	sum := new(big.Int).Add(a, b)
+	rounded := new(big.Int).Sub(sum, remainder)
+	return rounded
+}
+
 // DecodeL2GasLimit decodes the L2 gas limit from an encoded L2 gas limit
 func DecodeL2GasLimit(gasLimit *big.Int) *big.Int {
-	return new(big.Int).Mod(gasLimit, bigHundredMillion)
+	scaled := new(big.Int).Mod(gasLimit, BigTenThousand)
+	return new(big.Int).Mul(scaled, BigTenThousand)
+}
+
+func DecodeL2GasLimitU64(gasLimit uint64) uint64 {
+	scaled := gasLimit % tenThousand
+	return scaled * tenThousand
 }
 
 // calculateL1GasLimit computes the L1 gasLimit based on the calldata and

l2geth/rollup/fees/rollup_fee_test.go

@@ -74,7 +74,7 @@ var feeTests = map[string]struct {
 	"max-gaslimit": {
 		dataLen:    10,
 		l1GasPrice: params.GWei,
-		l2GasLimit: 99999999,
+		l2GasLimit: 99_970_000,
 		l2GasPrice: params.GWei,
 	},
 	"larger-divisor": {
@@ -95,7 +95,8 @@ func TestCalculateRollupFee(t *testing.T) {
 
 			fee := EncodeTxGasLimit(data, l1GasPrice, l2GasLimit, l2GasPrice)
 			decodedGasLimit := DecodeL2GasLimit(fee)
-			if l2GasLimit.Cmp(decodedGasLimit) != 0 {
+			roundedL2GasLimit := Ceilmod(l2GasLimit, BigTenThousand)
+			if roundedL2GasLimit.Cmp(decodedGasLimit) != 0 {
 				t.Errorf("rollup fee check failed: expected %d, got %d", l2GasLimit.Uint64(), decodedGasLimit)
 			}
 		})

ops/README.md

@@ -14,6 +14,8 @@ The base `docker-compose.yml` file will start the required components for a full
 
 Supplementing the base configuration is an additional metric enabling file, `docker-compose-metrics.yml`. Adding this configuration to the stack will enable metric emission for l2geth and start grafana (for metrics visualisation) and influxdb (for metric collection) instances.
 
+Also available for testing is the `rpc-proxy` service in the `docker-compose-rpc-proxy.yml` file. It can be used to restrict what RPC methods are allowed to the Sequencer.
+
 The base stack can be started and stopped with a command like this (there is no need to specify the default docker-compose.yml)
 ```
 docker-compose \

ops/docker-compose-rpc-proxy.yml

+version: "3"
+services:
+  rpc-proxy:
+    depends_on:
+      - l1_chain
+      - deployer
+      - l2geth
+    image: rpc-proxy
+    build:
+      context: ..
+      dockerfile: ./ops/docker/Dockerfile.rpc-proxy
+    environment:
+      SEQUENCER: l2geth:8545
+      ETH_CALLS_ALLOWED: eth_blockNumber,eth_sendRawTransaction
+    ports:
+      - 9546:8080
+      - 9145:9145

ops/docker-compose.yml

@@ -80,6 +80,7 @@ services:
       - ./envs/geth.env
     environment:
         ETH1_HTTP: http://l1_chain:8545
+        ROLLUP_TIMESTAMP_REFRESH: 5s
         ROLLUP_STATE_DUMP_PATH: http://deployer:8081/state-dump.latest.json
         # used for getting the addresses
         URL: http://deployer:8081/addresses.json
@@ -172,3 +173,4 @@ services:
       URL: http://deployer:8081/addresses.json
       ENABLE_GAS_REPORT: 1
       NO_NETWORK: 1
+

ops/docker/Dockerfile.rpc-proxy

+FROM openresty/openresty:buster
+LABEL maintainer="Optimistic Systems <systems@optiomism.io>"
+ARG GOTEMPLATE_VERSION=v3.9.0
+
+RUN DEBIAN_FRONTEND=noninteractive apt-get update \
+    && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        openresty-opm \
+    && opm get knyar/nginx-lua-prometheus
+
+RUN curl -o /usr/local/bin/gomplate \
+    -sSL https://github.com/hairyhenderson/gomplate/releases/download/$GOTEMPLATE_VERSION/gomplate_linux-amd64-slim \
+    && chmod +x /usr/local/bin/gomplate
+
+RUN mkdir -p /var/log/nginx/ \
+    && ln -sf /dev/stdout /var/log/nginx/access.log \
+    && ln -sf /dev/stderr /var/log/nginx/error.log
+
+COPY ./ops/docker/rpc-proxy/eth-jsonrpc-access.lua /usr/local/openresty/nginx/eth-jsonrpc-access.lua
+COPY ./ops/docker/rpc-proxy/nginx.template.conf /docker-entrypoint.d/nginx.template.conf
+COPY ./ops/docker/rpc-proxy/docker-entrypoint.sh /docker-entrypoint.sh
+ENTRYPOINT ["/docker-entrypoint.sh"]

ops/docker/rpc-proxy/docker-entrypoint.sh

+#!/bin/bash
+
+set -eo pipefail
+
+if [ -z "$SEQUENCER" ];then
+  echo "SEQUENCER env must be set, exiting"
+  exit 1
+fi
+
+if [ -z "$ETH_CALLS_ALLOWED" ];then
+  echo "ETH_CALLS_ALLOWED env must be set, exiting"
+  exit 1
+fi
+
+gomplate -f /docker-entrypoint.d/nginx.template.conf > /usr/local/openresty/nginx/conf/nginx.conf
+
+cat /usr/local/openresty/nginx/conf/nginx.conf
+
+exec openresty "$@"

ops/docker/rpc-proxy/eth-jsonrpc-access.lua

+-- Source: https://github.com/adetante/ethereum-nginx-proxy
+local cjson = require('cjson')
+
+local function empty(s)
+  return s == nil or s == ''
+end
+
+local function split(s)
+  local res = {}
+  local i = 1
+  for v in string.gmatch(s, "([^,]+)") do
+    res[i] = v
+    i = i + 1
+  end
+  return res
+end
+
+local function contains(arr, val)
+  for i, v in ipairs (arr) do
+    if v == val then
+      return true
+    end
+  end
+  return false
+end
+
+-- parse conf
+local blacklist, whitelist = nil
+if not empty(ngx.var.jsonrpc_blacklist) then
+  blacklist = split(ngx.var.jsonrpc_blacklist)
+end
+if not empty(ngx.var.jsonrpc_whitelist) then
+  whitelist = split(ngx.var.jsonrpc_whitelist)
+end
+
+-- check conf
+if blacklist ~= nil and whitelist ~= nil then
+  ngx.log(ngx.ERR, 'invalid conf: jsonrpc_blacklist and jsonrpc_whitelist are both set')
+  ngx.exit(ngx.HTTP_INTERNAL_SERVER_ERROR)
+  return
+end
+
+-- get request content
+ngx.req.read_body()
+
+-- try to parse the body as JSON
+local success, body = pcall(cjson.decode, ngx.var.request_body);
+if not success then
+  ngx.log(ngx.ERR, 'invalid JSON request')
+  ngx.exit(ngx.HTTP_BAD_REQUEST)
+  return
+end
+
+local method = body['method']
+local version = body['jsonrpc']
+
+-- check we have a method and a version
+if empty(method) or empty(version) then
+  ngx.log(ngx.ERR, 'no method and/or jsonrpc attribute')
+  ngx.exit(ngx.HTTP_BAD_REQUEST)
+  return
+end
+
+metric_sequencer_requests:inc(1, {method, ngx.var.server_name, ngx.var.status})
+
+-- check the version is supported
+if version ~= "2.0" then
+  ngx.log(ngx.ERR, 'jsonrpc version not supported: ' .. version)
+  ngx.exit(ngx.HTTP_INTERNAL_SERVER_ERROR)
+  return
+end
+
+-- if whitelist is configured, check that the method is whitelisted
+if whitelist ~= nil then
+  if not contains(whitelist, method) then
+    ngx.log(ngx.ERR, 'jsonrpc method is not whitelisted: ' .. method)
+    ngx.exit(ngx.HTTP_FORBIDDEN)
+    return
+  end
+end
+
+-- if blacklist is configured, check that the method is not blacklisted
+if blacklist ~= nil then
+  if contains(blacklist, method) then
+    ngx.log(ngx.ERR, 'jsonrpc method is blacklisted: ' .. method)
+    ngx.exit(ngx.HTTP_FORBIDDEN)
+    return
+  end
+end
+
+return

ops/docker/rpc-proxy/nginx.template.conf

+worker_processes  5;
+daemon off;
+error_log  /var/log/nginx/error.log;
+worker_rlimit_nofile 8192;
+pcre_jit on;
+
+events {
+  worker_connections  4096;
+}
+
+http {
+  include    mime.types;
+  index    index.html;
+
+  # See Move default writable paths to a dedicated directory (#119)
+  # https://github.com/openresty/docker-openresty/issues/119
+  client_body_temp_path /var/run/openresty/nginx-client-body;
+  proxy_temp_path       /var/run/openresty/nginx-proxy;
+  fastcgi_temp_path     /var/run/openresty/nginx-fastcgi;
+  uwsgi_temp_path       /var/run/openresty/nginx-uwsgi;
+  scgi_temp_path        /var/run/openresty/nginx-scgi;
+
+  keepalive_timeout  0;
+
+  default_type application/octet-stream;
+  log_format   main '$remote_addr - $remote_user [$time_local]  $status '
+    '"$request" $body_bytes_sent "$http_referer" '
+    '"$http_user_agent" "$http_x_forwarded_for"';
+  access_log   /var/log/nginx/access.log  main;
+  sendfile     on;
+  tcp_nopush   on;
+
+  lua_shared_dict prometheus_metrics 10M;
+  init_worker_by_lua_block {
+    prometheus = require("prometheus").init("prometheus_metrics")
+    metric_requests = prometheus:counter(
+      "nginx_http_requests_total", "Number of HTTP requests", {"host", "status"})
+    metric_sequencer_requests = prometheus:counter(
+      "nginx_eth_sequencer_requests", "Number of requests going to the sequencer", {"method", "host", "status"})
+    metric_replica_requests = prometheus:counter(
+      "nginx_eth_replica_requests", "Number of requests going to the replicas", {"host", "status"})    
+    metric_latency = prometheus:histogram(
+      "nginx_http_request_duration_seconds", "HTTP request latency", {"host"})
+    metric_connections = prometheus:gauge(
+      "nginx_http_connections", "Number of HTTP connections", {"state"})
+  }
+  log_by_lua_block {
+    metric_requests:inc(1, {ngx.var.server_name, ngx.var.status})
+    metric_latency:observe(tonumber(ngx.var.request_time), {ngx.var.server_name})
+  }
+
+  upstream sequencer {
+    server {{env.Getenv "SEQUENCER"}};
+  }
+
+  server {  # RPC proxy server
+    listen       8080;
+    location = /healthz {
+      return 200 'healthz';
+    }
+    location / {
+      set $jsonrpc_whitelist {{env.Getenv "ETH_CALLS_ALLOWED"}};
+      access_by_lua_file 'eth-jsonrpc-access.lua';
+      proxy_pass http://sequencer;
+    }
+  }
+
+  server {  # Metrics server
+    listen 9145;
+    location /metrics {
+      content_by_lua_block {
+        metric_connections:set(ngx.var.connections_reading, {"reading"})
+        metric_connections:set(ngx.var.connections_waiting, {"waiting"})
+        metric_connections:set(ngx.var.connections_writing, {"writing"})
+        prometheus:collect()
+      }
+    }
+  }
+
+}
\ No newline at end of file

packages/batch-submitter/test/batch-submitter/batch-submitter.spec.ts

@@ -33,7 +33,6 @@ import {
   QueueOrigin,
   Batch,
   Signature,
-  TxType,
   remove0x,
 } from '@eth-optimism/core-utils'
 import { Logger, Metrics } from '@eth-optimism/common-ts'
@@ -252,7 +251,7 @@ describe('BatchSubmitter', () => {
           {
             rawTransaction: '0x1234',
             l1BlockNumber: nextQueueElement.blockNumber - 1,
-            txType: TxType.EIP155,
+            txType: 0,
             queueOrigin: QueueOrigin.Sequencer,
             l1TxOrigin: null,
           } as any,
@@ -301,7 +300,7 @@ describe('BatchSubmitter', () => {
           {
             rawTransaction: '0x1234',
             l1BlockNumber: nextQueueElement.blockNumber - 1,
-            txType: TxType.EthSign,
+            txType: 1,
             queueOrigin: QueueOrigin.Sequencer,
             l1TxOrigin: null,
           } as any,
@@ -405,7 +404,7 @@ describe('BatchSubmitter', () => {
         {
           rawTransaction: '0x1234',
           l1BlockNumber: nextQueueElement.blockNumber - 1,
-          txType: TxType.EIP155,
+          txType: 0,
           queueOrigin: QueueOrigin.Sequencer,
           l1TxOrigin: null,
         } as any,

packages/contracts/contracts/optimistic-ethereum/OVM/predeploys/OVM_GasPriceOracle.sol

@@ -6,9 +6,9 @@ import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";
 
 /**
  * @title OVM_GasPriceOracle
- * @dev This contract exposes the current execution price, a measure of how congested the network
+ * @dev This contract exposes the current l2 gas price, a measure of how congested the network
  * currently is. This measure is used by the Sequencer to determine what fee to charge for
- * transactions. When the system is more congested, the execution price will increase and fees
+ * transactions. When the system is more congested, the l2 gas price will increase and fees
  * will also increase as a result.
  *
  * Compiler used: optimistic-solc
@@ -20,8 +20,8 @@ contract OVM_GasPriceOracle is Ownable {
      * Variables *
      *************/
 
-    // Current execution price
-    uint256 internal executionPrice;
+    // Current l2 gas price
+    uint256 public gasPrice;
 
     /***************
      * Constructor *
@@ -31,10 +31,12 @@ contract OVM_GasPriceOracle is Ownable {
      * @param _owner Address that will initially own this contract.
      */
     constructor(
-        address _owner
+        address _owner,
+        uint256 _initialGasPrice
     )
         Ownable()
     {
+        setGasPrice(_initialGasPrice);
         transferOwnership(_owner);
     }
 
@@ -44,28 +46,15 @@ contract OVM_GasPriceOracle is Ownable {
      ********************/
 
     /**
-     * @return Current execution price.
+     * Allows the owner to modify the l2 gas price.
+     * @param _gasPrice New l2 gas price.
      */
-    function getExecutionPrice()
-        public
-        view
-        returns (
-            uint256
-        )
-    {
-        return executionPrice;
-    }
-
-    /**
-     * Allows the owner to modify the execution price.
-     * @param _executionPrice New execution price.
-     */
-    function setExecutionPrice(
-        uint256 _executionPrice
+    function setGasPrice(
+        uint256 _gasPrice
     )
         public
         onlyOwner
     {
-        executionPrice = _executionPrice;
+        gasPrice = _gasPrice;
     }
 }

packages/contracts/deploy-l2/000-OVM_GasPriceOracle.deploy.ts

+/* Imports: External */
+import { DeployFunction } from 'hardhat-deploy/dist/types'
+
+/* Imports: Internal */
+import { getContractDefinition } from '../src'
+
+const deployFn: DeployFunction = async (hre: any) => {
+  const { deployments, getNamedAccounts } = hre
+  const { deploy } = deployments
+  const { deployer } = await getNamedAccounts()
+
+  const gasPriceOracle = getContractDefinition('OVM_GasPriceOracle', true)
+
+  const gasOracleOwner = (hre as any).deployConfig.ovmSequencerAddress
+  const initialGasPrice = (hre as any).deployConfig.initialGasPriceOracleGasPrice
+
+  if (!gasOracleOwner || !initialGasPrice) {
+    throw new Error('initialGasPrice & ovmSequencerAddress required to deploy gas price oracle')
+  }
+
+  await deploy('OVM_GasPriceOracle', {
+    contract: gasPriceOracle,
+    from: deployer,
+    args: [gasOracleOwner, initialGasPrice],
+    log: true,
+  });
+}
+
+deployFn.tags = ['OVM_GasPriceOracle']
+
+export default deployFn

packages/contracts/deployments/README.md

 # Optimism Regenesis Deployments
 ## LAYER 2
 
+## OPTIMISTIC-KOVAN
+
+Network : __optimistic-kovan (chain id: 69)__
+
+|Contract|Address|
+|--|--|
+|OVM_GasPriceOracle|[0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76](https://kovan-optimistic.etherscan.io/address/0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76)|
+---
+
 ### Chain IDs:
 - Mainnet: 10
 - Kovan: 69

packages/contracts/deployments/optimistic-kovan/.chainId

+69
\ No newline at end of file

packages/contracts/deployments/optimistic-kovan/OVM_GasPriceOracle.json

+{
+  "address": "0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76",
+  "abi": [
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_owner",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "_initialGasPrice",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "nonpayable",
+      "type": "constructor"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "previousOwner",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "newOwner",
+          "type": "address"
+        }
+      ],
+      "name": "OwnershipTransferred",
+      "type": "event"
+    },
+    {
+      "inputs": [],
+      "name": "gasPrice",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "owner",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "renounceOwnership",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_gasPrice",
+          "type": "uint256"
+        }
+      ],
+      "name": "setGasPrice",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "newOwner",
+          "type": "address"
+        }
+      ],
+      "name": "transferOwnership",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    }
+  ],
+  "transactionHash": "0xed5fd0757566bc0bc1f3f7d701e31199835d6fe7b1e74353ad502983f2f5e744",
+  "receipt": {
+    "to": null,
+    "from": "0x18394B52d3Cb931dfA76F63251919D051953413d",
+    "contractAddress": "0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76",
+    "transactionIndex": 0,
+    "gasUsed": "1732518",
+    "logsBloom": "0x00000000000000000000000000000000000000000000000000840000000000000000000000000000000000100000000000000000000000140000000000000000000000000100000000000008000000000001000010000000000000000000000400000000020000000000000000008800000000000000000000400010000000400000000000000000000000000000000000000000002000000000000000000000000000000000000000010000000000000000000000000000000000000000000000008002000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000",
+    "blockHash": "0x310208064b53df696581d48cee7439d3e94acac8c31a519e5d07e7cc542c920c",
+    "transactionHash": "0xed5fd0757566bc0bc1f3f7d701e31199835d6fe7b1e74353ad502983f2f5e744",
+    "logs": [
+      {
+        "transactionIndex": 0,
+        "blockNumber": 336546,
+        "transactionHash": "0xed5fd0757566bc0bc1f3f7d701e31199835d6fe7b1e74353ad502983f2f5e744",
+        "address": "0x4200000000000000000000000000000000000006",
+        "topics": [
+          "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
+          "0x00000000000000000000000018394b52d3cb931dfa76f63251919d051953413d",
+          "0x0000000000000000000000004200000000000000000000000000000000000005"
+        ],
+        "data": "0x0000000000000000000000000000000000000000000000000000000000000000",
+        "logIndex": 0,
+        "blockHash": "0x310208064b53df696581d48cee7439d3e94acac8c31a519e5d07e7cc542c920c"
+      },
+      {
+        "transactionIndex": 0,
+        "blockNumber": 336546,
+        "transactionHash": "0xed5fd0757566bc0bc1f3f7d701e31199835d6fe7b1e74353ad502983f2f5e744",
+        "address": "0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76",
+        "topics": [
+          "0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0",
+          "0x0000000000000000000000000000000000000000000000000000000000000000",
+          "0x00000000000000000000000018394b52d3cb931dfa76f63251919d051953413d"
+        ],
+        "data": "0x",
+        "logIndex": 1,
+        "blockHash": "0x310208064b53df696581d48cee7439d3e94acac8c31a519e5d07e7cc542c920c"
+      },
+      {
+        "transactionIndex": 0,
+        "blockNumber": 336546,
+        "transactionHash": "0xed5fd0757566bc0bc1f3f7d701e31199835d6fe7b1e74353ad502983f2f5e744",
+        "address": "0x038a8825A3C3B0c08d52Cc76E5E361953Cf6Dc76",
+        "topics": [
+          "0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0",
+          "0x00000000000000000000000018394b52d3cb931dfa76f63251919d051953413d",
+          "0x00000000000000000000000018394b52d3cb931dfa76f63251919d051953413d"
+        ],
+        "data": "0x",
+        "logIndex": 2,
+        "blockHash": "0x310208064b53df696581d48cee7439d3e94acac8c31a519e5d07e7cc542c920c"
+      }
+    ],
+    "blockNumber": 336546,
+    "cumulativeGasUsed": "1732518",
+    "status": 1,
+    "byzantium": true
+  },
+  "args": [
+    "0x18394B52d3Cb931dfA76F63251919D051953413d",
+    1000000
+  ],
+  "bytecode": "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",
+  "deployedBytecode": "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"
+}
\ No newline at end of file

packages/contracts/tasks/deploy.ts

@@ -99,6 +99,12 @@ task('deploy')
     undefined,
     types.string
   )
+  .addOptionalParam(
+    'initialGasPriceOracleGasPrice',
+    'The initial execution price for the gas price oracle.',
+    undefined,
+    types.int
+  )
   .setAction(async (args, hre: any, runSuper) => {
     // Necessary because hardhat doesn't let us attach non-optional parameters to existing tasks.
     const validateAddressArg = (argName: string) => {

packages/contracts/test/contracts/OVM/precompiles/OVM_GasPriceOracle.spec.ts

@@ -5,6 +5,7 @@ import { ethers } from 'hardhat'
 import { ContractFactory, Contract, Signer } from 'ethers'
 
 describe('OVM_GasPriceOracle', () => {
+  const initialGasPrice = 0
   let signer1: Signer
   let signer2: Signer
   before(async () => {
@@ -21,7 +22,8 @@ describe('OVM_GasPriceOracle', () => {
   let OVM_GasPriceOracle: Contract
   beforeEach(async () => {
     OVM_GasPriceOracle = await Factory__OVM_GasPriceOracle.deploy(
-      await signer1.getAddress()
+      await signer1.getAddress(),
+      initialGasPrice
     )
   })
 
@@ -33,50 +35,44 @@ describe('OVM_GasPriceOracle', () => {
     })
   })
 
-  describe('setExecutionPrice', () => {
+  describe('setGasPrice', () => {
     it('should revert if called by someone other than the owner', async () => {
-      await expect(OVM_GasPriceOracle.connect(signer2).setExecutionPrice(1234))
-        .to.be.reverted
+      await expect(OVM_GasPriceOracle.connect(signer2).setGasPrice(1234)).to.be
+        .reverted
     })
 
-    it('should succeed if called by the owner', async () => {
-      await expect(OVM_GasPriceOracle.connect(signer1).setExecutionPrice(1234))
-        .to.not.be.reverted
+    it('should succeed if called by the owner and is equal to `0`', async () => {
+      await expect(OVM_GasPriceOracle.connect(signer1).setGasPrice(0)).to.not.be
+        .reverted
     })
   })
 
-  describe('getExecutionPrice', () => {
+  describe('get gasPrice', () => {
     it('should return zero at first', async () => {
-      expect(await OVM_GasPriceOracle.getExecutionPrice()).to.equal(0)
+      expect(await OVM_GasPriceOracle.gasPrice()).to.equal(initialGasPrice)
     })
 
-    it('should change when setExecutionPrice is called', async () => {
-      const executionPrice = 1234
+    it('should change when setGasPrice is called', async () => {
+      const gasPrice = 1234
 
-      await OVM_GasPriceOracle.connect(signer1).setExecutionPrice(
-        executionPrice
-      )
+      await OVM_GasPriceOracle.connect(signer1).setGasPrice(gasPrice)
 
-      expect(await OVM_GasPriceOracle.getExecutionPrice()).to.equal(
-        executionPrice
-      )
+      expect(await OVM_GasPriceOracle.gasPrice()).to.equal(gasPrice)
     })
 
     it('is the 1st storage slot', async () => {
-      const executionPrice = 1234
+      const gasPrice = 1234
       const slot = 1
 
       // set the price
-      await OVM_GasPriceOracle.connect(signer1).setExecutionPrice(
-        executionPrice
-      )
+      await OVM_GasPriceOracle.connect(signer1).setGasPrice(gasPrice)
 
       // get the storage slot value
       const priceAtSlot = await signer1.provider.getStorageAt(
         OVM_GasPriceOracle.address,
         slot
       )
-      expect(await OVM_GasPriceOracle.getExecutionPrice()).to.equal(
+      expect(await OVM_GasPriceOracle.gasPrice()).to.equal(
         ethers.BigNumber.from(priceAtSlot)
       )
     })

packages/core-utils/src/coders/ecdsa-coder.ts

-/* Internal Imports */
-import { add0x, remove0x, toVerifiedBytes, encodeHex, getLen } from '../common'
-import { Coder, Signature, Uint16, Uint8, Uint24, Address } from './types'
-
-/***********************
- * TxTypes and TxData  *
- **********************/
-
-export enum TxType {
-  EIP155 = 0,
-  EthSign = 1,
-  EthSign2 = 2,
-}
-
-export const txTypePlainText = {
-  0: TxType.EIP155,
-  1: TxType.EthSign,
-  2: TxType.EthSign2,
-  EIP155: TxType.EIP155,
-  EthSign: TxType.EthSign,
-}
-
-export interface DefaultEcdsaTxData {
-  sig: Signature
-  gasLimit: Uint16
-  gasPrice: Uint8
-  nonce: Uint24
-  target: Address
-  data: string
-  type: TxType
-}
-
-export interface EIP155TxData extends DefaultEcdsaTxData {}
-export interface EthSignTxData extends DefaultEcdsaTxData {}
-
-/***********************
- * Encoding Positions  *
- **********************/
-
-/*
- * The positions in the tx data for the different transaction types
- */
-
-export const TX_TYPE_POSITION = { start: 0, end: 1 }
-
-/*
- * The positions in the tx data for the EIP155TxData and EthSignTxData
- */
-
-export const SIGNATURE_FIELD_POSITIONS = {
-  r: { start: 1, end: 33 }, // 32 bytes
-  s: { start: 33, end: 65 }, // 32 bytes
-  v: { start: 65, end: 66 }, // 1 byte
-}
-
-export const DEFAULT_ECDSA_TX_FIELD_POSITIONS = {
-  txType: TX_TYPE_POSITION, // 1 byte
-  sig: SIGNATURE_FIELD_POSITIONS, // 65 bytes
-  gasLimit: { start: 66, end: 69 }, // 3 bytes
-  gasPrice: { start: 69, end: 72 }, // 3 byte
-  nonce: { start: 72, end: 75 }, // 3 bytes
-  target: { start: 75, end: 95 }, // 20 bytes
-  data: { start: 95 }, // byte 95 onward
-}
-
-export const EIP155_TX_FIELD_POSITIONS = DEFAULT_ECDSA_TX_FIELD_POSITIONS
-export const ETH_SIGN_TX_FIELD_POSITIONS = DEFAULT_ECDSA_TX_FIELD_POSITIONS
-export const CTC_TX_GAS_PRICE_MULT_FACTOR = 1_000_000
-
-/***************
- * EcdsaCoders *
- **************/
-
-class DefaultEcdsaTxCoder implements Coder {
-  constructor(readonly txType: TxType) {}
-
-  public encode(txData: DefaultEcdsaTxData): string {
-    const txType = encodeHex(
-      this.txType,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.txType)
-    )
-
-    const r = toVerifiedBytes(
-      txData.sig.r,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.sig.r)
-    )
-    const s = toVerifiedBytes(
-      txData.sig.s,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.sig.s)
-    )
-    const v = encodeHex(
-      txData.sig.v,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.sig.v)
-    )
-
-    const gasLimit = encodeHex(
-      txData.gasLimit,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.gasLimit)
-    )
-    if (txData.gasPrice % CTC_TX_GAS_PRICE_MULT_FACTOR !== 0) {
-      throw new Error(`Gas Price ${txData.gasPrice} cannot be encoded`)
-    }
-    const gasPrice = encodeHex(
-      txData.gasPrice / CTC_TX_GAS_PRICE_MULT_FACTOR,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.gasPrice)
-    )
-    const nonce = encodeHex(
-      txData.nonce,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.nonce)
-    )
-    const target = toVerifiedBytes(
-      txData.target,
-      getLen(DEFAULT_ECDSA_TX_FIELD_POSITIONS.target)
-    )
-    // Make sure that the data is even
-    if (txData.data.length % 2 !== 0) {
-      throw new Error('Non-even hex string for tx data!')
-    }
-    const encoding =
-      '0x' +
-      txType +
-      r +
-      s +
-      v +
-      gasLimit +
-      gasPrice +
-      nonce +
-      target +
-      remove0x(txData.data)
-    return encoding
-  }
-
-  public decode(txData: string): DefaultEcdsaTxData {
-    txData = remove0x(txData)
-    const sliceBytes = (position: { start; end? }): string =>
-      txData.slice(position.start * 2, position.end * 2)
-
-    const pos = DEFAULT_ECDSA_TX_FIELD_POSITIONS
-    if (parseInt(sliceBytes(pos.txType), 16) !== this.txType) {
-      throw new Error('Invalid tx type')
-    }
-
-    return {
-      sig: {
-        r: add0x(sliceBytes(pos.sig.r)),
-        s: add0x(sliceBytes(pos.sig.s)),
-        v: parseInt(sliceBytes(pos.sig.v), 16),
-      },
-      gasLimit: parseInt(sliceBytes(pos.gasLimit), 16),
-      gasPrice:
-        parseInt(sliceBytes(pos.gasPrice), 16) * CTC_TX_GAS_PRICE_MULT_FACTOR,
-      nonce: parseInt(sliceBytes(pos.nonce), 16),
-      target: add0x(sliceBytes(pos.target)),
-      data: add0x(txData.slice(pos.data.start * 2)),
-      type: this.txType,
-    }
-  }
-}
-
-class EthSignTxCoder extends DefaultEcdsaTxCoder {
-  constructor() {
-    super(TxType.EthSign)
-  }
-
-  public encode(txData: EthSignTxData): string {
-    return super.encode(txData)
-  }
-
-  public decode(txData: string): EthSignTxData {
-    return super.decode(txData)
-  }
-}
-
-class EthSign2TxCoder extends DefaultEcdsaTxCoder {
-  constructor() {
-    super(TxType.EthSign2)
-  }
-
-  public encode(txData: EthSignTxData): string {
-    return super.encode(txData)
-  }
-
-  public decode(txData: string): EthSignTxData {
-    return super.decode(txData)
-  }
-}
-
-class Eip155TxCoder extends DefaultEcdsaTxCoder {
-  constructor() {
-    super(TxType.EIP155)
-  }
-
-  public encode(txData: EIP155TxData): string {
-    return super.encode(txData)
-  }
-
-  public decode(txData: string): EIP155TxData {
-    return super.decode(txData)
-  }
-}
-
-/*************
- * ctcCoder  *
- ************/
-
-function encode(data: EIP155TxData): string {
-  if (data.type === TxType.EIP155) {
-    return new Eip155TxCoder().encode(data)
-  }
-  if (data.type === TxType.EthSign) {
-    return new EthSignTxCoder().encode(data)
-  }
-  return null
-}
-
-function decode(data: string | Buffer): EIP155TxData {
-  if (Buffer.isBuffer(data)) {
-    data = data.toString()
-  }
-  data = remove0x(data)
-  const type = parseInt(data.slice(0, 2), 16)
-  if (type === TxType.EIP155) {
-    return new Eip155TxCoder().decode(data)
-  }
-  if (type === TxType.EthSign) {
-    return new EthSignTxCoder().decode(data)
-  }
-  if (type === TxType.EthSign2) {
-    return new EthSign2TxCoder().decode(data)
-  }
-  return null
-}
-
-/*
- * Encoding and decoding functions for all txData types.
- */
-export const ctcCoder = {
-  eip155TxData: new Eip155TxCoder(),
-  ethSignTxData: new EthSignTxCoder(),
-  ethSign2TxData: new EthSign2TxCoder(),
-  encode,
-  decode,
-}

packages/core-utils/src/coders/index.ts

-export * from './ecdsa-coder'
 export * from './types'
 export * from './sequencer-batch'

packages/core-utils/src/coders/types.ts

@@ -8,8 +8,3 @@ export type Uint16 = number
 export type Uint8 = number
 export type Uint24 = number
 export type Address = string
-
-export interface Coder {
-  encode: Function
-  decode: Function
-}

packages/core-utils/src/fees.ts

@@ -6,11 +6,12 @@ import { BigNumber } from 'ethers'
 import { remove0x } from './common'
 
 const hundredMillion = BigNumber.from(100_000_000)
-const feeScalar = 1000
+const feeScalar = 10_000_000
 export const TxGasPrice = BigNumber.from(feeScalar + feeScalar / 2)
 const txDataZeroGas = 4
 const txDataNonZeroGasEIP2028 = 16
 const overhead = 4200 + 200 * txDataNonZeroGasEIP2028
+const tenThousand = BigNumber.from(10_000)
 
 export interface EncodableL2GasLimit {
   data: Buffer | string
@@ -32,21 +33,22 @@ function encode(input: EncodableL2GasLimit): BigNumber {
     l2GasPrice = BigNumber.from(l2GasPrice)
   }
   const l1GasLimit = calculateL1GasLimit(data)
+  const roundedL2GasLimit = ceilmod(l2GasLimit, tenThousand)
   const l1Fee = l1GasLimit.mul(l1GasPrice)
-  const l2Fee = l2GasLimit.mul(l2GasPrice)
+  const l2Fee = roundedL2GasLimit.mul(l2GasPrice)
   const sum = l1Fee.add(l2Fee)
   const scaled = sum.div(feeScalar)
-  const remainder = scaled.mod(hundredMillion)
-  const scaledSum = scaled.add(hundredMillion)
-  const rounded = scaledSum.sub(remainder)
-  return rounded.add(l2GasLimit)
+  const rounded = ceilmod(scaled, tenThousand)
+  const roundedScaledL2GasLimit = roundedL2GasLimit.div(tenThousand)
+  return rounded.add(roundedScaledL2GasLimit)
 }
 
 function decode(fee: BigNumber | number): BigNumber {
   if (typeof fee === 'number') {
     fee = BigNumber.from(fee)
   }
-  return fee.mod(hundredMillion)
+  const scaled = fee.mod(tenThousand)
+  return scaled.mul(tenThousand)
 }
 
 export const TxGasLimit = {
@@ -54,6 +56,22 @@ export const TxGasLimit = {
   decode,
 }
 
+export function ceilmod(a: BigNumber | number, b: BigNumber | number) {
+  if (typeof a === 'number') {
+    a = BigNumber.from(a)
+  }
+  if (typeof b === 'number') {
+    b = BigNumber.from(b)
+  }
+  const remainder = a.mod(b)
+  if (remainder.eq(0)) {
+    return a
+  }
+  const sum = a.add(b)
+  const rounded = sum.sub(remainder)
+  return rounded
+}
+
 export function calculateL1GasLimit(data: string | Buffer): BigNumber {
   const [zeroes, ones] = zeroesAndOnes(data)
   const zeroesCost = zeroes * txDataZeroGas

packages/core-utils/test/coders/batch-encoder.spec.ts

@@ -2,63 +2,13 @@ import '../setup'
 
 /* Internal Imports */
 import {
-  ctcCoder,
   encodeAppendSequencerBatch,
   decodeAppendSequencerBatch,
-  TxType,
   sequencerBatch,
 } from '../../src'
 import { expect } from 'chai'
 
 describe('BatchEncoder', () => {
-  describe('eip155TxData', () => {
-    it('should encode & then decode to the correct value', () => {
-      const eip155TxData = {
-        sig: {
-          v: 1,
-          r: '0x' + '11'.repeat(32),
-          s: '0x' + '22'.repeat(32),
-        },
-        gasLimit: 500,
-        gasPrice: 1000000,
-        nonce: 100,
-        target: '0x' + '12'.repeat(20),
-        data: '0x' + '99'.repeat(10),
-        type: TxType.EIP155,
-      }
-      const encoded = ctcCoder.eip155TxData.encode(eip155TxData)
-      const decoded = ctcCoder.eip155TxData.decode(encoded)
-      expect(eip155TxData).to.deep.equal(decoded)
-    })
-
-    it('should fail encoding a bad gas price', () => {
-      const badGasPrice = 1000001
-      const eip155TxData = {
-        sig: {
-          v: 1,
-          r: '0x' + '11'.repeat(32),
-          s: '0x' + '22'.repeat(32),
-        },
-        gasLimit: 500,
-        gasPrice: badGasPrice,
-        nonce: 100,
-        target: '0x' + '12'.repeat(20),
-        data: '0x' + '99'.repeat(10),
-        type: TxType.EIP155,
-      }
-
-      let error
-      try {
-        ctcCoder.eip155TxData.encode(eip155TxData)
-      } catch (e) {
-        error = e
-      }
-      expect(error.message).to.equal(
-        `Gas Price ${badGasPrice} cannot be encoded`
-      )
-    })
-  })
-
   describe('appendSequencerBatch', () => {
     it('should work with the simple case', () => {
       const batch = {
@@ -100,43 +50,4 @@ describe('BatchEncoder', () => {
       }
     })
   })
-
-  describe('generic ctcCoder', () => {
-    it('should decode EIP155 txs to the correct value', () => {
-      const eip155TxData = {
-        sig: {
-          v: 1,
-          r: '0x' + '11'.repeat(32),
-          s: '0x' + '22'.repeat(32),
-        },
-        gasLimit: 500,
-        gasPrice: 1000000,
-        nonce: 100,
-        target: '0x' + '12'.repeat(20),
-        data: '0x' + '99'.repeat(10),
-        type: TxType.EIP155,
-      }
-      const encoded = ctcCoder.encode(eip155TxData)
-      const decoded = ctcCoder.decode(encoded)
-      expect(eip155TxData).to.deep.equal(decoded)
-    })
-
-    it('should return null when encoding an unknown type', () => {
-      const weirdTypeTxData = {
-        sig: {
-          v: 1,
-          r: '0x' + '11'.repeat(32),
-          s: '0x' + '22'.repeat(32),
-        },
-        gasLimit: 500,
-        gasPrice: 100,
-        nonce: 100,
-        target: '0x' + '12'.repeat(20),
-        data: '0x' + '99'.repeat(10),
-        type: 420,
-      }
-      const encoded = ctcCoder.encode(weirdTypeTxData)
-      expect(encoded).to.be.null
-    })
-  })
 })

packages/core-utils/test/fees/fees.spec.ts

@@ -56,7 +56,7 @@ describe('Fees', () => {
         dataLen: 10,
         l1GasPrice: utils.parseUnits('5', 'ether'),
         l2GasPrice: utils.parseUnits('5', 'ether'),
-        l2GasLimit: 10 ** 8 - 1,
+        l2GasLimit: 99_970_000,
       },
       {
         name: 'zero-l2-gasprice',
@@ -113,7 +113,8 @@ describe('Fees', () => {
         })
 
         const decoded = fees.TxGasLimit.decode(got)
-        expect(decoded).to.deep.eq(BigNumber.from(test.l2GasLimit))
+        const roundedL2GasLimit = fees.ceilmod(test.l2GasLimit, 10_000)
+        expect(decoded).to.deep.eq(roundedL2GasLimit)
       })
     }
   })

packages/data-transport-layer/src/services/l1-ingestion/handlers/sequencer-batch-appended.ts

@@ -2,11 +2,9 @@
 import { BigNumber, ethers, constants } from 'ethers'
 import { getContractFactory } from '@eth-optimism/contracts'
 import {
-  ctcCoder,
   fromHexString,
   toHexString,
   toRpcHexString,
-  TxType,
   EventArgsSequencerBatchAppended,
 } from '@eth-optimism/core-utils'
 

packages/data-transport-layer/src/services/server/service.ts

@@ -198,6 +198,7 @@ export class L1TransportServer extends BaseService<L1TransportServerOptions> {
           url: req.url,
           elapsed,
           msg: e.toString(),
+          stack: e.stack,
         })
         return res.status(400).json({
           error: e.toString(),

packages/message-relayer/README.md

+# @eth-optimism/message-relayer
+
+This package contains:
+
+1. A service for relaying messages from L2 to L1.
+2. Utilities for finding these messages and relaying them.
+
+## Installation
+
+```
+yarn add @eth-optimism/message-relayer
+```
+
+## Relay Utilities
+
+### getMessagesAndProofsForL2Transaction
+
+Finds all L2 => L1 messages sent in a given L2 transaction and generates proof for each.
+
+#### Usage
+
+```typescript
+import { getMessagesAndProofsForL2Transaction } from '@eth-optimism/message-relayer'
+
+const main = async () => {
+  const l1RpcProviderUrl = 'https://layer1.endpoint'
+  const l2RpcProviderUrl = 'https://layer2.endpoint'
+  const l1StateCommitmentChainAddress = 'address of OVM_StateCommitmentChain from deployments page'
+  const l2CrossDomainMessengerAddress = 'address of OVM_L2CrossDomainMessenger from deployments page'
+  const l2TransactionHash = 'hash of the transaction with messages to relay'
+
+  const messagePairs = await getMessagesAndProofsForL2Transaction(
+    l1RpcProviderUrl,
+    l2RpcProviderUrl,
+    l1StateCommitmentChainAddress,
+    l2CrossDomainMessengerAddress,
+    l2TransactionHash
+  )
+
+  console.log(messagePairs)
+  // Will log something along the lines of:
+  // [
+  //   {
+  //     message: {
+  //       target: '0x...',
+  //       sender: '0x...',
+  //       message: '0x...',
+  //       messageNonce: 1234...
+  //     },
+  //     proof: {
+  //       // complicated
+  //     }
+  //   }
+  // ]
+
+  // You can then do something along the lines of:
+  // for (const { message, proof } of messagePairs) {
+  //   await l1CrossDomainMessenger.relayMessage(
+  //     message.target,
+  //     message.sender,
+  //     message.message,
+  //     message.messageNonce,
+  //     proof
+  //   )
+  // }
+} 
+
+main()
+```

packages/message-relayer/package.json

 {
   "name": "@eth-optimism/message-relayer",
   "version": "0.1.3",
-  "private": true,
   "description": "[Optimism] Cross Domain Message Relayer service",
   "main": "dist/index",
   "types": "dist/index",
@@ -36,7 +35,6 @@
     "bcfg": "^0.1.6",
     "dotenv": "^8.2.0",
     "ethers": "^5.1.0",
-    "google-spreadsheet": "^3.1.15",
     "merkletreejs": "^0.2.18",
     "rlp": "^2.2.6"
   },

packages/message-relayer/src/exec/run.ts

 import { Wallet, providers } from 'ethers'
 import { MessageRelayerService } from '../service'
 import { Bcfg } from '@eth-optimism/core-utils'
-import SpreadSheet from '../spreadsheet'
 import * as dotenv from 'dotenv'
 import Config from 'bcfg'
 
@@ -49,18 +48,6 @@ const main = async () => {
     parseInt(env.FROM_L2_TRANSACTION_INDEX, 10) || 0
   )
 
-  // Spreadsheet configuration
-  const SPREADSHEET_MODE = config.bool(
-    'spreadsheet-mode',
-    !!env.SPREADSHEET_MODE || false
-  )
-  const SHEET_ID = config.str('sheet-id', env.SHEET_ID)
-  const CLIENT_EMAIL = config.str('client-email', env.CLIENT_EMAIL)
-  const CLIENT_PRIVATE_KEY = config.str(
-    'client-private-key',
-    env.CLIENT_PRIVATE_KEY
-  )
-
   if (!ADDRESS_MANAGER_ADDRESS) {
     throw new Error('Must pass ADDRESS_MANAGER_ADDRESS')
   }
@@ -84,22 +71,6 @@ const main = async () => {
     throw new Error('Must pass one of L1_WALLET_KEY or MNEMONIC')
   }
 
-  let spreadsheet = null
-  if (SPREADSHEET_MODE) {
-    if (!SHEET_ID) {
-      throw new Error('Must pass SHEET_ID')
-    }
-    if (!CLIENT_EMAIL) {
-      throw new Error('Must pass CLIENT_EMAIL')
-    }
-    if (!CLIENT_PRIVATE_KEY) {
-      throw new Error('Must pass CLIENT_PRIVATE_KEY')
-    }
-    const privateKey = CLIENT_PRIVATE_KEY.replace(/\\n/g, '\n')
-    spreadsheet = new SpreadSheet(SHEET_ID)
-    await spreadsheet.init(CLIENT_EMAIL, privateKey)
-  }
-
   const service = new MessageRelayerService({
     l1RpcProvider: l1Provider,
     l2RpcProvider: l2Provider,
@@ -111,8 +82,6 @@ const main = async () => {
     l2BlockOffset: L2_BLOCK_OFFSET,
     l1StartOffset: L1_START_OFFSET,
     getLogsInterval: GET_LOGS_INTERVAL,
-    spreadsheetMode: !!SPREADSHEET_MODE,
-    spreadsheet,
   })
 
   await service.start()

packages/message-relayer/src/relay-tx.ts

@@ -323,12 +323,19 @@ const getStateTrieProof = async (
  * @returns An array of messages sent in the transaction and a proof of inclusion for each.
  */
 export const getMessagesAndProofsForL2Transaction = async (
-  l1RpcProvider: ethers.providers.JsonRpcProvider,
-  l2RpcProvider: ethers.providers.JsonRpcProvider,
+  l1RpcProvider: ethers.providers.JsonRpcProvider | string,
+  l2RpcProvider: ethers.providers.JsonRpcProvider | string,
   l1StateCommitmentChainAddress: string,
   l2CrossDomainMessengerAddress: string,
   l2TransactionHash: string
 ): Promise<CrossDomainMessagePair[]> => {
+  if (typeof l1RpcProvider === 'string') {
+    l1RpcProvider = new ethers.providers.JsonRpcProvider(l1RpcProvider)
+  }
+  if (typeof l2RpcProvider === 'string') {
+    l2RpcProvider = new ethers.providers.JsonRpcProvider(l2RpcProvider)
+  }
+
   const l2Transaction = await l2RpcProvider.getTransaction(l2TransactionHash)
   if (l2Transaction === null) {
     throw new Error(`unable to find tx with hash: ${l2TransactionHash}`)

packages/message-relayer/src/service.ts

@@ -6,7 +6,6 @@ import { MerkleTree } from 'merkletreejs'
 /* Imports: Internal */
 import { fromHexString, sleep } from '@eth-optimism/core-utils'
 import { BaseService } from '@eth-optimism/common-ts'
-import SpreadSheet from './spreadsheet'
 
 import {
   loadContract,
@@ -45,10 +44,6 @@ interface MessageRelayerOptions {
 
   // Number of blocks within each getLogs query - max is 2000
   getLogsInterval?: number
-
-  // Append txs to a spreadsheet instead of submitting transactions
-  spreadsheetMode?: boolean
-  spreadsheet?: SpreadSheet
 }
 
 const optionSettings = {
@@ -58,7 +53,6 @@ const optionSettings = {
   l2BlockOffset: { default: 1 },
   l1StartOffset: { default: 0 },
   getLogsInterval: { default: 2000 },
-  spreadsheetMode: { default: false },
 }
 
 export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
@@ -66,9 +60,6 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
     super('Message_Relayer', options, optionSettings)
   }
 
-  protected spreadsheetMode: boolean
-  protected spreadsheet: SpreadSheet
-
   private state: {
     lastFinalizedTxHeight: number
     nextUnfinalizedTxHeight: number
@@ -88,7 +79,6 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
       pollingInterval: this.options.pollingInterval,
       l2BlockOffset: this.options.l2BlockOffset,
       getLogsInterval: this.options.getLogsInterval,
-      spreadSheetMode: this.options.spreadsheetMode,
     })
     // Need to improve this, sorry.
     this.state = {} as any
@@ -145,10 +135,6 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
 
     this.logger.info('Connected to all contracts.')
 
-    if (this.options.spreadsheetMode) {
-      this.logger.info('Running in spreadsheet mode')
-    }
-
     this.state.lastQueriedL1Block = this.options.l1StartOffset
     this.state.eventCache = []
 
@@ -498,38 +484,8 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
     message: SentMessage,
     proof: SentMessageProof
   ): Promise<void> {
-    if (this.options.spreadsheetMode) {
     try {
-        await this.options.spreadsheet.addRow({
-          target: message.target,
-          sender: message.sender,
-          message: message.message,
-          messageNonce: message.messageNonce.toString(),
-          encodedMessage: message.encodedMessage,
-          encodedMessageHash: message.encodedMessageHash,
-          parentTransactionIndex: message.parentTransactionIndex,
-          parentTransactionHash: message.parentTransactionIndex,
-          stateRoot: proof.stateRoot,
-          batchIndex: proof.stateRootBatchHeader.batchIndex.toString(),
-          batchRoot: proof.stateRootBatchHeader.batchRoot,
-          batchSize: proof.stateRootBatchHeader.batchSize.toString(),
-          prevTotalElements: proof.stateRootBatchHeader.prevTotalElements.toString(),
-          extraData: proof.stateRootBatchHeader.extraData,
-          index: proof.stateRootProof.index,
-          siblings: proof.stateRootProof.siblings.join(','),
-          stateTrieWitness: proof.stateTrieWitness.toString('hex'),
-          storageTrieWitness: proof.storageTrieWitness.toString('hex'),
-        })
-        this.logger.info('Submitted relay message to spreadsheet')
-      } catch (e) {
-        this.logger.error('Cannot submit message to spreadsheet')
-        this.logger.error(e.message)
-      }
-    } else {
-      try {
-        this.logger.info(
-          'Dry-run, checking to make sure proof would succeed...'
-        )
+      this.logger.info('Dry-run, checking to make sure proof would succeed...')
 
       await this.state.OVM_L1CrossDomainMessenger.connect(
         this.options.l1Wallet
@@ -544,9 +500,7 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
         }
       )
 
-        this.logger.info(
-          'Proof should succeed. Submitting for real this time...'
-        )
+      this.logger.info('Proof should succeed. Submitting for real this time...')
     } catch (err) {
       this.logger.error('Proof would fail, skipping', {
         message: err.toString(),
@@ -593,5 +547,4 @@ export class MessageRelayerService extends BaseService<MessageRelayerOptions> {
     }
     this.logger.info('Message successfully relayed to Layer 1!')
   }
-  }
 }

packages/message-relayer/src/spreadsheet.ts

-import { GoogleSpreadsheet } from 'google-spreadsheet'
-
-export default class SpreadSheet {
-  public doc
-  public sheet
-
-  constructor(id) {
-    this.doc = new GoogleSpreadsheet(id)
-    this.sheet = null
-  }
-
-  async init(email, privateKey) {
-    await this.doc.useServiceAccountAuth({
-      client_email: email,
-      private_key: privateKey,
-    })
-
-    await this.doc.loadInfo()
-    this.sheet = this.doc.sheetsByIndex[0]
-  }
-
-  async addRow(row) {
-    return this.sheet.addRow(row)
-  }
-}

yarn.lock

@@ -2960,7 +2960,7 @@ arrify@^1.0.0, arrify@^1.0.1:
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
   integrity sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=
 
-arrify@^2.0.0, arrify@^2.0.1:
+arrify@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-2.0.1.tgz#c9655e9331e0abcd588d2a7cad7e9956f66701fa"
   integrity sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==
@@ -3608,7 +3608,7 @@ base-x@^3.0.2, base-x@^3.0.8:
   dependencies:
     safe-buffer "^5.0.1"
 
-base64-js@^1.3.0, base64-js@^1.3.1:
+base64-js@^1.3.1:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.5.1.tgz#1b1b440160a5bf7ad40b650f095963481903930a"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
@@ -3901,11 +3901,6 @@ bsert@~0.0.10:
   resolved "https://registry.yarnpkg.com/bsert/-/bsert-0.0.10.tgz#231ac82873a1418c6ade301ab5cd9ae385895597"
   integrity sha512-NHNwlac+WPy4t2LoNh8pXk8uaIGH3NSaIUbTTRXGpE2WEbq0te/tDykYHkFK57YKLPjv/aGHmbqvnGeVWDz57Q==
 
-buffer-equal-constant-time@1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz#f8e71132f7ffe6e01a5c9697a4c6f3e48d5cc819"
-  integrity sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk=
-
 buffer-from@^1.0.0, buffer-from@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
@@ -5241,13 +5236,6 @@ ecc-jsbn@~0.1.1:
     jsbn "~0.1.0"
     safer-buffer "^2.1.0"
 
-ecdsa-sig-formatter@1.0.11, ecdsa-sig-formatter@^1.0.11:
-  version "1.0.11"
-  resolved "https://registry.yarnpkg.com/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz#ae0f0fa2d85045ef14a817daa3ce9acd0489e5bf"
-  integrity sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==
-  dependencies:
-    safe-buffer "^5.0.1"
-
 ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
@@ -6213,7 +6201,7 @@ extend-shallow@^3.0.0, extend-shallow@^3.0.2:
     assign-symbols "^1.0.0"
     is-extendable "^1.0.1"
 
-extend@^3.0.2, extend@~3.0.2:
+extend@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
   integrity sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==
@@ -6305,11 +6293,6 @@ fast-safe-stringify@^2.0.7:
   resolved "https://registry.yarnpkg.com/fast-safe-stringify/-/fast-safe-stringify-2.0.7.tgz#124aa885899261f68aedb42a7c080de9da608743"
   integrity sha512-Utm6CdzT+6xsDk2m8S6uL8VHxNwI6Jub+e9NYTcAms28T84pTa25GJQV9j0CY0N1rM8hK4x6grpF2BQf+2qwVA==
 
-fast-text-encoding@^1.0.0:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/fast-text-encoding/-/fast-text-encoding-1.0.3.tgz#ec02ac8e01ab8a319af182dae2681213cfe9ce53"
-  integrity sha512-dtm4QZH9nZtcDt8qJiOH9fcQd1NAgi+K1O2DbE6GG1PPCK/BWfOH3idCTRQ4ImXRUOyopDEgDEnVEE7Y/2Wrig==
-
 fastq@^1.6.0:
   version "1.11.0"
   resolved "https://registry.yarnpkg.com/fastq/-/fastq-1.11.0.tgz#bb9fb955a07130a918eb63c1f5161cc32a5d0858"
@@ -6707,25 +6690,6 @@ gauge@~2.7.3:
     strip-ansi "^3.0.1"
     wide-align "^1.1.0"
 
-gaxios@^4.0.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/gaxios/-/gaxios-4.2.0.tgz#33bdc4fc241fc33b8915a4b8c07cfb368b932e46"
-  integrity sha512-Ms7fNifGv0XVU+6eIyL9LB7RVESeML9+cMvkwGS70xyD6w2Z80wl6RiqiJ9k1KFlJCUTQqFFc8tXmPQfSKUe8g==
-  dependencies:
-    abort-controller "^3.0.0"
-    extend "^3.0.2"
-    https-proxy-agent "^5.0.0"
-    is-stream "^2.0.0"
-    node-fetch "^2.3.0"
-
-gcp-metadata@^4.2.0:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/gcp-metadata/-/gcp-metadata-4.2.1.tgz#31849fbcf9025ef34c2297c32a89a1e7e9f2cd62"
-  integrity sha512-tSk+REe5iq/N+K+SK1XjZJUrFPuDqGZVzCy2vocIHIGmPlTGsa8owXMJwGkrXr73NO0AzhPW4MF2DEHz7P2AVw==
-  dependencies:
-    gaxios "^4.0.0"
-    json-bigint "^1.0.0"
-
 get-caller-file@^1.0.1:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
@@ -6978,37 +6942,6 @@ globby@^11.0.0, globby@^11.0.2:
     merge2 "^1.3.0"
     slash "^3.0.0"
 
-google-auth-library@^6.1.3:
-  version "6.1.6"
-  resolved "https://registry.yarnpkg.com/google-auth-library/-/google-auth-library-6.1.6.tgz#deacdcdb883d9ed6bac78bb5d79a078877fdf572"
-  integrity sha512-Q+ZjUEvLQj/lrVHF/IQwRo6p3s8Nc44Zk/DALsN+ac3T4HY/g/3rrufkgtl+nZ1TW7DNAw5cTChdVp4apUXVgQ==
-  dependencies:
-    arrify "^2.0.0"
-    base64-js "^1.3.0"
-    ecdsa-sig-formatter "^1.0.11"
-    fast-text-encoding "^1.0.0"
-    gaxios "^4.0.0"
-    gcp-metadata "^4.2.0"
-    gtoken "^5.0.4"
-    jws "^4.0.0"
-    lru-cache "^6.0.0"
-
-google-p12-pem@^3.0.3:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/google-p12-pem/-/google-p12-pem-3.0.3.tgz#673ac3a75d3903a87f05878f3c75e06fc151669e"
-  integrity sha512-wS0ek4ZtFx/ACKYF3JhyGe5kzH7pgiQ7J5otlumqR9psmWMYc+U9cErKlCYVYHoUaidXHdZ2xbo34kB+S+24hA==
-  dependencies:
-    node-forge "^0.10.0"
-
-google-spreadsheet@^3.1.15:
-  version "3.1.15"
-  resolved "https://registry.yarnpkg.com/google-spreadsheet/-/google-spreadsheet-3.1.15.tgz#e7a86f750d8166faaa3e16929561baceb807bf5a"
-  integrity sha512-S5477f3Gf3Mz6AXgCw7dbaYnzu5aHou1AX4sDqrGboQWnAytkxqJGKQiXN+zzRTTcYzSTJCe0g7KqCPZO9xiOw==
-  dependencies:
-    axios "^0.21.1"
-    google-auth-library "^6.1.3"
-    lodash "^4.17.20"
-
 got@9.6.0:
   version "9.6.0"
   resolved "https://registry.yarnpkg.com/got/-/got-9.6.0.tgz#edf45e7d67f99545705de1f7bbeeeb121765ed85"
@@ -7061,15 +6994,6 @@ growl@1.10.5:
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
   integrity sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==
 
-gtoken@^5.0.4:
-  version "5.2.1"
-  resolved "https://registry.yarnpkg.com/gtoken/-/gtoken-5.2.1.tgz#4dae1fea17270f457954b4a45234bba5fc796d16"
-  integrity sha512-OY0BfPKe3QnMsY9MzTHTSKn+Vl2l1CcLe6BwDEQj00mbbkl5nyQ/7EUREstg4fQNZ8iYE7br4JJ7TdKeDOPWmw==
-  dependencies:
-    gaxios "^4.0.0"
-    google-p12-pem "^3.0.3"
-    jws "^4.0.0"
-
 handlebars@^4.0.1, handlebars@^4.7.6:
   version "4.7.7"
   resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
@@ -8114,13 +8038,6 @@ jsesc@~0.5.0:
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-0.5.0.tgz#e7dee66e35d6fc16f710fe91d5cf69f70f08911d"
   integrity sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=
 
-json-bigint@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/json-bigint/-/json-bigint-1.0.0.tgz#ae547823ac0cad8398667f8cd9ef4730f5b01ff1"
-  integrity sha512-SiPv/8VpZuWbvLSMtTDU8hEfrZWg/mH/nV/b4o0CYbSxu1UIQPLdwKOCIyLQX+VIPO5vrLX3i8qtqFyhdPSUSQ==
-  dependencies:
-    bignumber.js "^9.0.0"
-
 json-buffer@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/json-buffer/-/json-buffer-3.0.0.tgz#5b1f397afc75d677bde8bcfc0e47e1f9a3d9a898"
@@ -8254,23 +8171,6 @@ just-extend@^4.0.2:
   resolved "https://registry.yarnpkg.com/just-extend/-/just-extend-4.2.1.tgz#ef5e589afb61e5d66b24eca749409a8939a8c744"
   integrity sha512-g3UB796vUFIY90VIv/WX3L2c8CS2MdWUww3CNrYmqza1Fg0DURc2K/O4YrnklBdQarSJ/y8JnJYDGc+1iumQjg==
 
-jwa@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/jwa/-/jwa-2.0.0.tgz#a7e9c3f29dae94027ebcaf49975c9345593410fc"
-  integrity sha512-jrZ2Qx916EA+fq9cEAeCROWPTfCwi1IVHqT2tapuqLEVVDKFDENFw1oL+MwrTvH6msKxsd1YTDVw6uKEcsrLEA==
-  dependencies:
-    buffer-equal-constant-time "1.0.1"
-    ecdsa-sig-formatter "1.0.11"
-    safe-buffer "^5.0.1"
-
-jws@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/jws/-/jws-4.0.0.tgz#2d4e8cf6a318ffaa12615e9dec7e86e6c97310f4"
-  integrity sha512-KDncfTmOZoOMTFG4mBlG0qUIOlc03fmzH+ru6RgYVZhPkyiy/92Owlt/8UEN+a4TXR1FQetfIpJE8ApdvdVxTg==
-  dependencies:
-    jwa "^2.0.0"
-    safe-buffer "^5.0.1"
-
 keccak@3.0.1, keccak@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/keccak/-/keccak-3.0.1.tgz#ae30a0e94dbe43414f741375cff6d64c8bea0bff"
@@ -9745,7 +9645,7 @@ node-fetch@2.1.2:
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.1.2.tgz#ab884e8e7e57e38a944753cec706f788d1768bb5"
   integrity sha1-q4hOjn5X44qUR1POxwb3iNF2i7U=
 
-node-fetch@^2.3.0, node-fetch@^2.6.0, node-fetch@^2.6.1:
+node-fetch@^2.6.0, node-fetch@^2.6.1:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
   integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
@@ -9758,11 +9658,6 @@ node-fetch@~1.7.1:
     encoding "^0.1.11"
     is-stream "^1.0.1"
 
-node-forge@^0.10.0:
-  version "0.10.0"
-  resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.10.0.tgz#32dea2afb3e9926f02ee5ce8794902691a676bf3"
-  integrity sha512-PPmu8eEeG9saEUvI97fm4OYxXVB6bFvyNTyiUOBichBpFG8A1Ljw3bY62+5oOjDEMHRnd0Y7HQ+x7uzxOzC6JA==
-
 node-gyp-build@^4.2.0:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/node-gyp-build/-/node-gyp-build-4.2.3.tgz#ce6277f853835f718829efb47db20f3e4d9c4739"