})
	if err != nil {
		c.Fatalf("Error initializing client: %v", err)
	}

	// Validate that user listing does not return any entries
	usersList, err := s.adm.ListUsers(ctx)
	if err != nil {
		c.Fatalf("list users should not fail: %v", err)
	}
	if len(usersList) != 1 {
		c.Fatalf("expected user listing output: %v", usersList)
	}
	uinfo := usersList[userDN]

	}

	select {
	case <-sys.configLoaded:
		return sys.store.GetBucketUsers(bucket)
	case <-ctx.Done():
		return nil, ctx.Err()
	}
}

// ListUsers - list all users.
func (sys *IAMSys) ListUsers(ctx context.Context) (map[string]madmin.UserInfo, error) {
	if !sys.Initialized() {
		return nil, errServerNotInitialized
	}
	select {
	case <-sys.configLoaded:

		metaDataPoolPut(buf)
		if err != nil {
			res["err"] = err.Error()
			return sizeSummary{}, errSkipFile
		}

		sizeS := sizeSummary{}
		for _, tier := range globalTierConfigMgr.ListTiers() {
			if sizeS.tiers == nil {
				sizeS.tiers = make(map[string]tierStats)
			}
			sizeS.tiers[tier.Name] = tierStats{}
		}
		if sizeS.tiers != nil {
			sizeS.tiers[storageclass.STANDARD] = tierStats{}

	globalObjLayerMutex.Lock()
	globalObjectAPI = objLayer
	globalObjLayerMutex.Unlock()

	// initialize peer rpc
	host, port := mustSplitHostPort(testServer.Server.Listener.Addr().String())
	globalMinioHost = host
	globalMinioPort = port
	globalMinioAddr = getEndpointsLocalAddr(testServer.Disks)

	initAllSubsystems(ctx)

	globalEtcdClient = nil

}

// ListUsers - GET /minio/admin/v3/list-users
func (a adminAPIHandlers) ListUsers(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	objectAPI, cred := validateAdminReq(ctx, w, r, policy.ListUsersAdminAction)
	if objectAPI == nil {
		return
	}

	password := cred.SecretKey

	allCredentials, err := globalIAMSys.ListUsers(ctx)
	if err != nil {