ebip9

protocol/contracts/beanstalk/init/InitTurnOffBeanEthWell.sol

@@ -0,0 +1,22 @@
+/*
+ SPDX-License-Identifier: MIT
+*/
+
+pragma solidity =0.7.6;
+pragma experimental ABIEncoderV2;
+
+import {LibAppStorage} from "contracts/libraries/LibAppStorage.sol";
+import {C} from "contracts/C.sol";
+
+/**
+ * @author Publius
+ * @title InitTurnOffBeanEthWell turns off the Bean:Eth Well
+**/
+
+contract InitTurnOffBeanEthWell {
+
+    function init() external {
+        delete LibAppStorage.diamondStorage().wellOracleSnapshots[C.BEAN_ETH_WELL];
+    }
+
+}

protocol/contracts/libraries/Minting/LibWellMinting.sol

@@ -33,6 +33,8 @@ library LibWellMinting {
 
     using SignedSafeMath for int256;
 
+    uint256 constant TURN_BACK_ON_SEASON = 16660;
+
     /**
      * @notice Emitted when a Well Minting Oracle is captured.
      * @param season The season that the Well was captured.
@@ -103,6 +105,11 @@ library LibWellMinting {
      */
     function initializeOracle(address well) internal {
         AppStorage storage s = LibAppStorage.diamondStorage();
+
+        if (s.season.current < TURN_BACK_ON_SEASON) {
+            return;
+        }
+
         // If pump has not been initialized for `well`, `readCumulativeReserves` will revert. 
         // Need to handle failure gracefully, so Sunrise does not revert.
         try ICumulativePump(C.BEANSTALK_PUMP).readCumulativeReserves(

protocol/hardhat.config.js

@@ -36,6 +36,7 @@ const { to6 } = require("./test/utils/helpers.js");
 const { task } = require("hardhat/config");
 const { TASK_COMPILE_SOLIDITY_GET_SOURCE_PATHS } = require("hardhat/builtin-tasks/task-names");
 const { bipNewSilo, mockBeanstalkAdmin } = require("./scripts/bips.js");
+const { ebip9 } = require("./scripts/ebips.js");
 
 //////////////////////// UTILITIES ////////////////////////
 
@@ -211,6 +212,10 @@ task("migrate-bip38", async function () {
   await finishBeanEthMigration();
 });
 
+task("ebip9", async function () {
+  await ebip9();
+})
+
 //////////////////////// SUBTASK CONFIGURATION ////////////////////////
 
 // Add a subtask that sets the action for the TASK_COMPILE_SOLIDITY_GET_SOURCE_PATHS task

protocol/scripts/ebips.js

@@ -56,6 +56,23 @@ async function ebip8(mock = true, account = undefined) {
   });
 }
 
+async function ebip9(mock = true, account = undefined) {
+  if (account == undefined) {
+    account = await impersonateBeanstalkOwner();
+    await mintEth(account.address);
+  }
+
+  await upgradeWithNewFacets({
+    diamondAddress: BEANSTALK,
+    facetNames: ["SeasonFacet"],
+    initFacetName: "InitTurnOffBeanEthWell",
+    bip: false,
+    object: !mock,
+    verbose: true,
+    account: account
+  });
+}
+
 async function bipDiamondCut(name, dc, account, mock = true) {
   beanstalk = await getBeanstalk();
   if (mock) {
@@ -76,3 +93,4 @@ async function bipDiamondCut(name, dc, account, mock = true) {
 exports.ebip6 = ebip6;
 exports.ebip7 = ebip7;
 exports.ebip8 = ebip8;
+exports.ebip9 = ebip9;