Bug Fix: Incorrect dRep anchor URL and dataHash on dRep registration

tests/govtool-frontend/playwright/lib/_mock/index.ts

@@ -113,4 +113,80 @@ export const valid = {
 
     return username;
   },
+  metadata: () => ({
+    "@context": {
+      "@language": "en-us",
+      CIP100:
+        "https://github.com/cardano-foundation/CIPs/blob/master/CIP-0100/README.md#",
+      CIPQQQ:
+        "https://github.com/cardano-foundation/CIPs/blob/master/CIP-QQQ/README.md#",
+      hashAlgorithm: "CIP100:hashAlgorithm",
+      body: {
+        "@id": "CIPQQQ:body",
+        "@context": {
+          references: {
+            "@id": "CIPQQQ:references",
+            "@container": "@set",
+            "@context": {
+              GovernanceMetadata: "CIP100:GovernanceMetadataReference",
+              Other: "CIP100:OtherReference",
+              label: "CIP100:reference-label",
+              uri: "CIP100:reference-uri",
+              referenceHash: {
+                "@id": "CIPQQQ:referenceHash",
+                "@context": {
+                  hashDigest: "CIPQQQ:hashDigest",
+                  hashAlgorithm: "CIP100:hashAlgorithm",
+                },
+              },
+            },
+          },
+          dRepName: "CIPQQQ:dRepName",
+          bio: "CIPQQQ:bio",
+          email: "CIPQQQ:email",
+        },
+      },
+      authors: {
+        "@id": "CIP100:authors",
+        "@container": "@set",
+        "@context": {
+          name: "http://xmlns.com/foaf/0.1/name",
+          witness: {
+            "@id": "CIP100:witness",
+            "@context": {
+              witnessAlgorithm: "CIP100:witnessAlgorithm",
+              publicKey: "CIP100:publicKey",
+              signature: "CIP100:signature",
+            },
+          },
+        },
+      },
+    },
+    authors: [],
+    hashAlgorithm: {
+      "@value": "blake2b-256",
+    },
+    body: {
+      bio: {
+        "@value": faker.lorem.sentences(),
+      },
+      dRepName: {
+        "@value": faker.person.firstName(),
+      },
+      email: {
+        "@value": faker.internet.email(),
+      },
+      references: [
+        {
+          "@type": "Other",
+          label: {
+            "@value": "Label",
+          },
+          uri: {
+            "@value": faker.internet.url(),
+          },
+        },
+      ],
+    },
+  }),
 };

tests/govtool-frontend/playwright/lib/helpers/metadata.ts

@@ -1,4 +1,9 @@
+import { faker } from "@faker-js/faker";
+import { valid as mockValid } from "@mock/index";
 import { Download } from "@playwright/test";
+import metadataBucketService from "@services/metadataBucketService";
+const blake = require("blakejs");
+
 import * as fs from "fs";
 
 export async function downloadMetadata(download: Download): Promise<{
@@ -11,3 +16,26 @@ export async function downloadMetadata(download: Download): Promise<{
   const jsonData = JSON.parse(fileContent);
   return { name: download.suggestedFilename(), data: jsonData };
 }
+
+function calculateMetadataHash() {
+  try {
+    const data = JSON.stringify(mockValid.metadata());
+
+    const buffer = Buffer.from(data, "utf8");
+    const hexDigest = blake.blake2bHex(buffer, null, 32);
+
+    const jsonData = JSON.parse(data);
+    return { hexDigest, jsonData };
+  } catch (error) {
+    console.error("Error reading file:", error);
+  }
+}
+
+export async function uploadMetadataAndGetJsonHash() {
+  const { hexDigest: dataHash, jsonData } = calculateMetadataHash();
+  const url = await metadataBucketService.uploadMetadata(
+    faker.person.firstName(),
+    jsonData
+  );
+  return { dataHash, url };
+}

tests/govtool-frontend/playwright/lib/helpers/transaction.ts

@@ -5,6 +5,8 @@ import { LockInterceptor, LockInterceptorInfo } from "lib/lockInterceptor";
 import { Logger } from "../../../cypress/lib/logger/logger";
 import convertBufferToHex from "./convertBufferToHex";
 import { ShelleyWallet } from "./crypto";
+import { uploadMetadataAndGetJsonHash } from "./metadata";
+import { WalletAndAnchorType } from "@types";
 
 /**
  * Polls the transaction status until it's resolved or times out.
@@ -112,9 +114,15 @@ export async function transferAdaForWallet(
 }
 
 export async function registerDRepForWallet(wallet: ShelleyWallet) {
+  const dataHashAndUrl = await uploadMetadataAndGetJsonHash();
+  const metadataAnchorAndWallet: WalletAndAnchorType = {
+    ...dataHashAndUrl,
+    wallet: wallet.json(),
+  };
   const registrationRes = await kuberService.dRepRegistration(
     convertBufferToHex(wallet.stakeKey.private),
-    convertBufferToHex(wallet.stakeKey.pkh)
+    convertBufferToHex(wallet.stakeKey.pkh),
+    metadataAnchorAndWallet
   );
   await pollTransaction(registrationRes.txId, registrationRes.lockInfo);
 }

tests/govtool-frontend/playwright/lib/services/kuberService.ts

@@ -1,5 +1,10 @@
 import { faucetWallet } from "@constants/staticWallets";
-import { KuberValue, ProtocolParams, StaticWallet } from "@types";
+import {
+  KuberValue,
+  ProtocolParams,
+  StaticWallet,
+  WalletAndAnchorType,
+} from "@types";
 import * as blake from "blakejs";
 import environments from "lib/constants/environments";
 import { LockInterceptor, LockInterceptorInfo } from "lib/lockInterceptor";
@@ -37,7 +42,11 @@ class Kuber {
     this.version = version;
   }
 
-  static generateCert(type: CertificateType, key: string) {
+  static generateCert(
+    type: CertificateType,
+    key: string,
+    metadata?: WalletAndAnchorType
+  ) {
     if (type === "registerstake" || type === "deregisterdrep") {
       return {
         type: type,
@@ -48,9 +57,8 @@ class Kuber {
         type: "registerdrep",
         key: key,
         anchor: {
-          url: "https://bit.ly/3zCH2HL",
-          dataHash:
-            "1111111111111111111111111111111111111111111111111111111111111111",
+          url: metadata?.url || "",
+          dataHash: metadata?.dataHash || "",
         },
       };
     }
@@ -178,27 +186,36 @@ const kuberService = {
     return kuber.signAndSubmitTx(req);
   },
 
-  multipleDRepRegistration: (wallets: StaticWallet[]) => {
+  multipleDRepRegistration: (metadataAndWallets: WalletAndAnchorType[]) => {
     const kuber = new Kuber(faucetWallet.address, faucetWallet.payment.private);
     const req = {
-      certificates: wallets.map((wallet) =>
-        Kuber.generateCert("registerdrep", wallet.stake.pkh)
+      certificates: metadataAndWallets.map((metadataAndWallet) =>
+        Kuber.generateCert(
+          "registerdrep",
+          metadataAndWallet.wallet.stake.pkh,
+          metadataAndWallet
+        )
       ),
-      selections: wallets.map((wallet) => {
+      selections: metadataAndWallets.map((metadata) => {
         return {
           type: "PaymentSigningKeyShelley_ed25519",
           description: "Stake Signing Key",
-          cborHex: `5820${wallet.stake.private}`,
+          cborHex: `5820${metadata.wallet.stake.private}`,
         };
       }),
     };
     return kuber.signAndSubmitTx(req);
   },
 
-  dRepRegistration: (stakeSigningKey: string, pkh: string) => {
+  dRepRegistration: (
+    stakeSigningKey: string,
+    pkh: string,
+    metadata: WalletAndAnchorType
+  ) => {
     const kuber = new Kuber(faucetWallet.address, faucetWallet.payment.private);
+
     const req = {
-      certificates: [Kuber.generateCert("registerdrep", pkh)],
+      certificates: [Kuber.generateCert("registerdrep", pkh, metadata)],
       selections: [
         {
           type: "PaymentSigningKeyShelley_ed25519",

tests/govtool-frontend/playwright/lib/types.ts

@@ -137,3 +137,9 @@ export type ProposedGovAction = {
     updatedAt: string;
   };
 };
+
+export type WalletAndAnchorType = {
+  url: string;
+  dataHash: string;
+  wallet: StaticWallet;
+};

tests/govtool-frontend/playwright/tests/dRep.setup.ts

@@ -2,6 +2,7 @@ import environments from "@constants/environments";
 import { dRepWallets } from "@constants/staticWallets";
 import { setAllureEpic, setAllureStory } from "@helpers/allure";
 import { ShelleyWallet } from "@helpers/crypto";
+import { uploadMetadataAndGetJsonHash } from "@helpers/metadata";
 import { pollTransaction } from "@helpers/transaction";
 import { expect, test as setup } from "@playwright/test";
 import kuberService from "@services/kuberService";
@@ -34,7 +35,15 @@ setup("Register DRep of static wallets", async () => {
   setup.setTimeout(environments.txTimeOut);
 
   try {
-    const res = await kuberService.multipleDRepRegistration(dRepWallets);
+    // Submit metadata to obtain a URL and generate hash value.
+    const metadataPromises = dRepWallets.map(async (dRepWallet) => {
+      return { ...(await uploadMetadataAndGetJsonHash()), wallet: dRepWallet };
+    });
+
+    const metadataAndDRepWallets = await Promise.all(metadataPromises);
+    const res = await kuberService.multipleDRepRegistration(
+      metadataAndDRepWallets
+    );
 
     await pollTransaction(res.txId, res.lockInfo);
   } catch (err) {
@@ -64,9 +73,16 @@ setup("Setup temporary DRep wallets", async () => {
   ]);
   await pollTransaction(initializeRes.txId, initializeRes.lockInfo);
 
+  // Submit metadata to obtain a URL and generate hash value.
+  const metadataPromises = dRepWallets.map(async (dRepWallet) => {
+    return { ...(await uploadMetadataAndGetJsonHash()), wallet: dRepWallet };
+  });
+
+  const metadatasAndDRepWallets = await Promise.all(metadataPromises);
   // register dRep
-  const registrationRes =
-    await kuberService.multipleDRepRegistration(dRepWallets);
+  const registrationRes = await kuberService.multipleDRepRegistration(
+    metadatasAndDRepWallets
+  );
   await pollTransaction(registrationRes.txId, registrationRes.lockInfo);
 
   // transfer 600 ADA for dRep registration