Multisig test of credential revocation.

examples/integration-scripts/multisig.test.ts

@@ -904,6 +904,8 @@ test('multisig', async function run() {
     res = await client2.groups().getRequest(msgSaid);
     exn = res[0].exn;
 
+    const credentialSaid = exn.e.acdc.d;
+
     const credRes2 = await client2.credentials().issue({
         issuerName: 'multisig',
         registryId: regk2,
@@ -1115,7 +1117,75 @@ test('multisig', async function run() {
 
     await assertOperations(client1, client2, client3, client4);
     await warnNotifications(client1, client2, client3, client4);
-}, 360000);
+
+    console.log('Revoking credential...');
+    const REVTIME = new Date().toISOString().replace('Z', '000+00:00');
+    const revokeRes = await client1
+        .credentials()
+        .revoke('multisig', credentialSaid, REVTIME);
+    op1 = revokeRes.op;
+
+    await multisigRevoke(
+        client1,
+        'member1',
+        'multisig',
+        revokeRes.rev,
+        revokeRes.anc
+    );
+
+    console.log(
+        'Member1 initiated credential revocation, waiting for others to join...'
+    );
+
+    // Member2 check for notifications and join the credential create  event
+    msgSaid = await waitAndMarkNotification(client2, '/multisig/rev');
+    console.log(
+        'Member2 received exchange message to join the credential revocation event'
+    );
+    res = await client2.groups().getRequest(msgSaid);
+
+    const revokeRes2 = await client2
+        .credentials()
+        .revoke('multisig', credentialSaid, REVTIME);
+
+    op2 = revokeRes2.op;
+    await multisigRevoke(
+        client2,
+        'member2',
+        'multisig',
+        revokeRes2.rev,
+        revokeRes2.anc
+    );
+    console.log('Member2 joins credential revoke event, waiting for others...');
+
+    // Member3 check for notifications and join the create registry event
+    msgSaid = await waitAndMarkNotification(client3, '/multisig/rev');
+    console.log(
+        'Member3 received exchange message to join the credential revocation event'
+    );
+    res = await client3.groups().getRequest(msgSaid);
+
+    const revokeRes3 = await client3
+        .credentials()
+        .revoke('multisig', credentialSaid, REVTIME);
+
+    op3 = revokeRes3.op;
+
+    await multisigRevoke(
+        client3,
+        'member3',
+        'multisig',
+        revokeRes3.rev,
+        revokeRes3.anc
+    );
+    console.log('Member3 joins credential revoke event, waiting for others...');
+
+    // Check completion
+    op1 = await waitOperation(client1, op1);
+    op2 = await waitOperation(client2, op2);
+    op3 = await waitOperation(client3, op3);
+    console.log('Multisig credential revocation completed!');
+}, 400000);
 
 async function waitAndMarkNotification(client: SignifyClient, route: string) {
     const notes = await waitForNotifications(client, route);
@@ -1175,3 +1245,42 @@ async function multisigIssue(
             recipients
         );
 }
+
+async function multisigRevoke(
+    client: SignifyClient,
+    memberName: string,
+    groupName: string,
+    rev: Serder,
+    anc: Serder
+) {
+    const leaderHab = await client.identifiers().get(memberName);
+    const groupHab = await client.identifiers().get(groupName);
+    const members = await client.identifiers().members(groupName);
+
+    const keeper = client.manager!.get(groupHab);
+    const sigs = await keeper.sign(signify.b(anc.raw));
+    const sigers = sigs.map((sig: string) => new signify.Siger({ qb64: sig }));
+    const ims = signify.d(signify.messagize(anc, sigers));
+    const atc = ims.substring(anc.size);
+
+    const embeds = {
+        iss: [rev, ''],
+        anc: [anc, atc],
+    };
+
+    const recipients = members.signing
+        .map((m: { aid: string }) => m.aid)
+        .filter((aid: string) => aid !== leaderHab.prefix);
+
+    await client
+        .exchanges()
+        .send(
+            memberName,
+            'multisig',
+            leaderHab,
+            '/multisig/rev',
+            { gid: groupHab.prefix },
+            embeds,
+            recipients
+        );
+}

src/keri/app/credentialing.ts

@@ -90,6 +90,12 @@ export interface IssueCredentialResult {
     op: Operation;
 }
 
+export interface RevokeCredentialResult {
+    anc: Serder;
+    rev: Serder;
+    op: Operation;
+}
+
 export interface IpexGrantArgs {
     /**
      * Alias for the IPEX sender AID
@@ -272,14 +278,20 @@ export class Credentials {
      * @async
      * @param {string} name Name or alias of the identifier
      * @param {string} said SAID of the credential
+     * @param {string} datetime date time of revocation
      * @returns {Promise<any>} A promise to the long-running operation
      */
-    async revoke(name: string, said: string): Promise<any> {
+    async revoke(
+        name: string,
+        said: string,
+        datetime?: string
+    ): Promise<RevokeCredentialResult> {
         const hab = await this.client.identifiers().get(name);
         const pre: string = hab.prefix;
 
         const vs = versify(Ident.KERI, undefined, Serials.JSON, 0);
-        const dt = new Date().toISOString().replace('Z', '000+00:00');
+        const dt =
+            datetime ?? new Date().toISOString().replace('Z', '000+00:00');
 
         const cred = await this.get(said);
 
@@ -318,6 +330,9 @@ export class Credentials {
                 d: rev.d,
             },
         ];
+
+        const keeper = this.client!.manager!.get(hab);
+
         if (estOnly) {
             // TODO implement rotation event
             throw new Error('Establishment only not implemented');
@@ -330,7 +345,6 @@ export class Credentials {
                 version: undefined,
                 kind: undefined,
             });
-            const keeper = this.client!.manager!.get(hab);
             sigs = await keeper.sign(b(serder.raw));
             ixn = serder.ked;
         }
@@ -339,6 +353,7 @@ export class Credentials {
             rev: rev,
             ixn: ixn,
             sigs: sigs,
+            [keeper.algo]: keeper.params(),
         };
 
         const path = `/identifiers/${name}/credentials/${said}`;
@@ -347,7 +362,13 @@ export class Credentials {
             Accept: 'application/json+cesr',
         });
         const res = await this.client.fetch(path, method, body, headers);
-        return await res.json();
+        const op = await res.json();
+
+        return {
+            rev: new Serder(rev),
+            anc: new Serder(ixn),
+            op,
+        };
     }
 
     /**