From ee101294aa2ce972d9306905b049a9a7437f720d Mon Sep 17 00:00:00 2001
From: Domen Grabec <grabec@gmail.com>
Date: Tue, 3 Jan 2023 15:01:35 +0100
Subject: [PATCH] add configured governor sanity check before kicking off the
 mainnet deploy

---
 contracts/utils/deploy.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/contracts/utils/deploy.js b/contracts/utils/deploy.js
index e63055b9a2..af3e290fc6 100644
--- a/contracts/utils/deploy.js
+++ b/contracts/utils/deploy.js
@@ -251,6 +251,28 @@ const sendProposal = async (proposalArgs, description, opts = {}) => {
   log("Done");
 };
 
+/**
+ * Sanity checks to perform before running the deploy
+ */
+const sanityCheck = async () => {
+  if (isMainnet) {
+    const VaultProxy = await ethers.getContract("VaultProxy");
+    const VaultAdmin = await ethers.getContractAt(
+      "VaultAdmin",
+      VaultProxy.address
+    );
+
+    const vaultGovernor = await VaultAdmin.governor();
+    const { governorAddr } = await getNamedAccounts();
+
+    if (vaultGovernor.toLowerCase() !== governorAddr.toLowerCase()) {
+      throw new Error(
+        `Hardhat environment has ${governorAddr} governor address configured which is different from Vault's governor: ${vaultGovernor}`
+      );
+    }
+  }
+};
+
 /**
  * Shortcut to create a deployment for hardhat to use
  * @param {Object} options for deployment
@@ -290,6 +312,7 @@ function deploymentWithProposal(opts, fn) {
       }
     }
 
+    await sanityCheck();
     const proposal = await fn(tools);
     const propDescription = proposal.name;
     const propArgs = await proposeArgs(proposal.actions);