Merge pull request #1398 from ethereum-optimism/add-etherscan-verification-support

Add etherscan verification support

.changeset/green-feet-begin.md

+---
+'@eth-optimism/contracts': patch
+---
+
+Add etherscan verification support

packages/contracts/hardhat.config.ts

@@ -10,6 +10,7 @@ import {
 // Hardhat plugins
 import '@nomiclabs/hardhat-ethers'
 import '@nomiclabs/hardhat-waffle'
+import '@nomiclabs/hardhat-etherscan'
 import 'hardhat-deploy'
 import '@typechain/hardhat'
 import '@eth-optimism/hardhat-ovm'
@@ -24,6 +25,8 @@ import 'hardhat-gas-reporter'
 dotenv.config()
 
 const enableGasReport = !!process.env.ENABLE_GAS_REPORT
+const privateKey = process.env.PRIVATE_KEY ||
+  "0x0000000000000000000000000000000000000000000000000000000000000000"; // this is to avoid hardhat error
 
 const config: HardhatUserConfig = {
   networks: {
@@ -41,6 +44,20 @@ const config: HardhatUserConfig = {
       ovm: true,
       saveDeployments: false,
     },
+    'optimism-kovan': {
+      chainId: 69,
+      url: 'https://kovan.optimism.io',
+      accounts: [privateKey],
+      gasPrice: 15000000,
+      ovm: true,
+    },
+    'optimism-mainnet': {
+      chainId: 10,
+      url: 'https://mainnet.optimism.io',
+      accounts: [privateKey],
+      gasPrice: 15000000,
+      ovm: true,
+    },
   },
   mocha: {
     timeout: 50000,
@@ -81,6 +98,9 @@ const config: HardhatUserConfig = {
     gasPrice: 100,
     outputFile: process.env.CI ? 'gas-report.txt' : undefined,
   },
+  etherscan: {
+    apiKey: process.env.ETHERSCAN_API_KEY,
+  },
 }
 
 if (

packages/contracts/package.json

@@ -55,6 +55,7 @@
     "@ethersproject/abstract-signer": "^5.4.1",
     "@ethersproject/contracts": "^5.4.1",
     "@ethersproject/hardware-wallets": "^5.4.0",
+    "@nomiclabs/hardhat-etherscan": "^2.1.5",
     "glob": "^7.1.6"
   },
   "devDependencies": {

yarn.lock

@@ -734,7 +734,7 @@
     "@ethersproject/logger" "^5.4.0"
     "@ethersproject/properties" "^5.4.0"
 
-"@ethersproject/address@5.4.0", "@ethersproject/address@>=5.0.0-beta.128", "@ethersproject/address@^5.0.0", "@ethersproject/address@^5.0.4", "@ethersproject/address@^5.4.0":
+"@ethersproject/address@5.4.0", "@ethersproject/address@>=5.0.0-beta.128", "@ethersproject/address@^5.0.0", "@ethersproject/address@^5.0.2", "@ethersproject/address@^5.0.4", "@ethersproject/address@^5.4.0":
   version "5.4.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.4.0.tgz#ba2d00a0f8c4c0854933b963b9a3a9f6eb4a37a3"
   integrity sha512-SD0VgOEkcACEG/C6xavlU1Hy3m5DGSXW3CUHkaaEHbAPPsgi0coP5oNPsxau8eTlZOk/bpa/hKeCNoK5IzVI2Q==
@@ -1900,6 +1900,19 @@
   resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-ethers/-/hardhat-ethers-2.0.2.tgz#c472abcba0c5185aaa4ad4070146e95213c68511"
   integrity sha512-6quxWe8wwS4X5v3Au8q1jOvXYEPkS1Fh+cME5u6AwNdnI4uERvPlVjlgRWzpnb+Rrt1l/cEqiNRH9GlsBMSDQg==
 
+"@nomiclabs/hardhat-etherscan@^2.1.5":
+  version "2.1.5"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-etherscan/-/hardhat-etherscan-2.1.5.tgz#bfd09784dbd0982dbab27f28ca4fb4671b1cd5f6"
+  integrity sha512-Vxm1hcVrpgNg1yf/oBjkMuOpjz88cq9UiFUHdmnLNDgXfGNb+J/BtuZSCiVnRaS81OeEeXfjrTA5B31UiscaLA==
+  dependencies:
+    "@ethersproject/abi" "^5.1.2"
+    "@ethersproject/address" "^5.0.2"
+    cbor "^5.0.2"
+    debug "^4.1.1"
+    fs-extra "^7.0.1"
+    node-fetch "^2.6.0"
+    semver "^6.3.0"
+
 "@nomiclabs/hardhat-waffle@^2.0.1":
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-waffle/-/hardhat-waffle-2.0.1.tgz#5d43654fba780720c5033dea240fe14f70ef4bd2"
@@ -4560,6 +4573,14 @@ caseless@^0.12.0, caseless@~0.12.0:
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
   integrity sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=
 
+cbor@^5.0.2:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/cbor/-/cbor-5.2.0.tgz#4cca67783ccd6de7b50ab4ed62636712f287a67c"
+  integrity sha512-5IMhi9e1QU76ppa5/ajP1BmMWZ2FHkhAhjeVKQ/EFCgYSEaeVaoGtL7cxJskf9oCCk+XjzaIdc3IuU/dbA/o2A==
+  dependencies:
+    bignumber.js "^9.0.1"
+    nofilter "^1.0.4"
+
 chai-as-promised@^7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/chai-as-promised/-/chai-as-promised-7.1.1.tgz#08645d825deb8696ee61725dbf590c012eb00ca0"
@@ -10785,6 +10806,11 @@ node-releases@^1.1.75:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.75.tgz#6dd8c876b9897a1b8e5a02de26afa79bb54ebbfe"
   integrity sha512-Qe5OUajvqrqDSy6wrWFmMwfJ0jVgwiw4T3KqmbTcZ62qW0gQkheXYhcFM1+lOVcGUoRxcEcfyvFMAnDgaF1VWw==
 
+nofilter@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/nofilter/-/nofilter-1.0.4.tgz#78d6f4b6a613e7ced8b015cec534625f7667006e"
+  integrity sha512-N8lidFp+fCz+TD51+haYdbDGrcBWwuHX40F5+z0qkUjMJ5Tp+rdSuAkMJ9N9eoolDlEVTf6u5icM+cNKkKW2mA==
+
 noms@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/noms/-/noms-0.0.0.tgz#da8ebd9f3af9d6760919b27d9cdc8092a7332859"