fix: Disable Universe Domain Check

src/auth/googleauth.ts

@@ -457,12 +457,6 @@ export class GoogleAuth<T extends AuthClient = JSONClient> {
 
     // Determine if we're running on GCE.
     if (await this._checkIsGCE()) {
-      // set universe domain for Compute client
-      if (!originalOrCamelOptions(options).get('universe_domain')) {
-        options.universeDomain =
-          await this.getUniverseDomainFromMetadataServer();
-      }
-
       (options as ComputeOptions).scopes = this.getAnyScopes();
       return await this.#prepareAndCacheClient(new Compute(options));
     }

test/test.googleauth.ts

@@ -1149,9 +1149,8 @@ describe('googleauth', () => {
 
     it('getCredentials should get metadata from the server when running on GCE', async () => {
       const clientEmail = 'test-creds@test-creds.iam.gserviceaccount.com';
-      const universeDomain = 'my-amazing-universe.com';
       const scopes = [
-        nockIsGCE({universeDomain}),
+        nockIsGCE(),
         createGetProjectIdNock(),
         nock(host).get(svcAccountPath).reply(200, clientEmail, HEADERS),
       ];
@@ -1160,7 +1159,6 @@ describe('googleauth', () => {
       const body = await auth.getCredentials();
       assert.ok(body);
       assert.strictEqual(body.client_email, clientEmail);
-      assert.strictEqual(body.universe_domain, universeDomain);
       assert.strictEqual(body.private_key, undefined);
       scopes.forEach(s => s.done());
     });
@@ -1644,14 +1642,6 @@ describe('googleauth', () => {
         assert.notEqual(universe_domain, DEFAULT_UNIVERSE);
         assert.equal(await auth.getUniverseDomain(), universe_domain);
       });
-
-      it('should use the metadata service if on GCP', async () => {
-        const universeDomain = 'my.universe.com';
-        const scope = nockIsGCE({universeDomain});
-
-        assert.equal(await auth.getUniverseDomain(), universeDomain);
-        await scope.done();
-      });
     });
 
     function mockApplicationDefaultCredentials(path: string) {