AP-774: Task manage: Update ChainLink price feeds on Registrar

tasks/manage/registrar/index.ts

@@ -11,3 +11,4 @@ import "./setVaultOperatorStatus";
 import "./transferOwnership";
 import "./updateConfig";
 import "./updateNetworkConnections";
+import "./updateTokenPriceFeed";

tasks/manage/registrar/updateTokenPriceFeed.ts

@@ -0,0 +1,72 @@
+import {task} from "hardhat/config";
+import {submitMultiSigTx} from "tasks/helpers";
+import {IRegistrar__factory} from "typechain-types";
+import {confirmAction, getAPTeamOwner, getAddresses, logger} from "utils";
+
+type TaskArgs = {
+  token: string;
+  priceFeed: string;
+  apTeamSignerPkey?: string;
+  yes: boolean;
+};
+
+task(
+  "manage:registrar:updateTokenPriceFeed",
+  "Updates a Registrar-Level Accepted Token's Price Feed contract address in storage."
+)
+  .addParam("token", "Address of the token.")
+  .addParam("priceFeed", "Address of the token's price feed.")
+  .addOptionalParam(
+    "apTeamSignerPkey",
+    "If running on prod, provide a pkey for a valid APTeam Multisig Owner."
+  )
+  .addFlag("yes", "Automatic yes to prompt.")
+  .setAction(async (taskArgs: TaskArgs, hre) => {
+    try {
+      logger.divider();
+      logger.out(
+        `Updating price feed of token at address ${taskArgs.token} to: ${taskArgs.priceFeed}...`
+      );
+
+      const addresses = await getAddresses(hre);
+
+      // checking current price feed address
+      const registrar = IRegistrar__factory.connect(addresses.registrar.proxy, hre.ethers.provider);
+      const curPriceFeed = await registrar.queryTokenPriceFeed(taskArgs.token);
+      if (curPriceFeed === taskArgs.priceFeed) {
+        return logger.out("Nothing to change.");
+      }
+      logger.out(`Current price feed: ${curPriceFeed}`);
+
+      const isConfirmed = taskArgs.yes || (await confirmAction());
+      if (!isConfirmed) {
+        return logger.out("Confirmation denied.", logger.Level.Warn);
+      }
+
+      // submitting Tx
+      const apTeamOwner = await getAPTeamOwner(hre, taskArgs.apTeamSignerPkey);
+
+      const data = registrar.interface.encodeFunctionData("updateTokenPriceFeed", [
+        taskArgs.token,
+        taskArgs.priceFeed,
+      ]);
+      const isExecuted = await submitMultiSigTx(
+        addresses.multiSig.apTeam.proxy,
+        apTeamOwner,
+        registrar.address,
+        data
+      );
+
+      if (isExecuted) {
+        // verify price feed was correctly updated
+        const newPriceFeed = await registrar.queryTokenPriceFeed(taskArgs.token);
+        if (newPriceFeed !== taskArgs.priceFeed) {
+          throw new Error(
+            `Error updating price feed: expected '${taskArgs.priceFeed}', actual: '${newPriceFeed}'`
+          );
+        }
+      }
+    } catch (error) {
+      logger.out(error, logger.Level.Error);
+    }
+  });