}
	_, ok := ps[policy1]
	if !ok {
		c.Fatalf("policy was missing!")
	}

	// Detach policy1 to set up for policy2
	_, err = s.adm.DetachPolicy(ctx, madmin.PolicyAssociationReq{
		Policies: []string{policy1},
		User:     accessKey,
	})
	if err != nil {
		c.Fatalf("unable to detach policy: %v", err)
	}

	// 3.2 associate policy to user

		return
	}

	operation := mux.Vars(r)["operation"]
	if operation != "attach" && operation != "detach" {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminInvalidArgument), r.URL)
		return
	}
	isAttach := operation == "attach"

	password := cred.SecretKey
	reqBytes, err := madmin.DecryptData(password, io.LimitReader(r.Body, r.ContentLength))

// operation, we fetch this info from storage, and refresh the cache as well.
func (store *IAMStoreSys) ListGroups(ctx context.Context) (res []string, err error) {
	cache := store.lock()
	defer store.unlock()

	return store.updateGroups(ctx, cache)
}

// listGroups - lists groups - fetch groups from cache

					var changed bool
					clearField := true
					for i, sz := range version.ObjectV2.PartActualSizes {
						if len(version.ObjectV2.PartIndices) > i {
							// 8<<20 is current 'compMinIndexSize', but we detach it in case it should change in the future.
							if sz <= 8<<20 && len(version.ObjectV2.PartIndices[i]) > 0 {
								changed = true
								version.ObjectV2.PartIndices[i] = nil
							}

		if err != nil {
			iamLogIf(ctx, err)
			return updatedAt, addedOrRemoved, effectivePolicies, err
		}
		if dnResult == nil {
			// dn not found - still attempt to detach if provided user is a DN.
			if !isAttach && sys.LDAPConfig.IsLDAPUserDN(r.User) {
				dn = sys.LDAPConfig.QuickNormalizeDN(r.User)
			} else {
				err = errNoSuchUser

deta.svg...

                "HTTPValidationError": {
                    "title": "HTTPValidationError",
                    "type": "object",
                    "properties": {
                        "detail": {
                            "title": "Detail",
                            "type": "array",
                            "items": {"$ref": "#/components/schemas/ValidationError"},
                        }
                    },

                "HTTPValidationError": {
                    "title": "HTTPValidationError",
                    "type": "object",
                    "properties": {
                        "detail": {
                            "title": "Detail",
                            "type": "array",
                            "items": {"$ref": "#/components/schemas/ValidationError"},
                        }
                    },

	if err != nil {
		return ObjectInfo{}, toObjectErr(err, minioMetaBucket, key)
	}

	// Fetch buffer for I/O, returns from the pool if not allocates a new one and returns.
	var buffer []byte
	switch size := data.Size(); {
	case size == 0:
		buffer = make([]byte, 1) // Allocate at least a byte to reach EOF
	case size >= fi.Erasure.BlockSize:
		buffer = globalBytePoolCap.Load().Get()

            });
            a.map(Activation::getOs).ifPresent(oa -> {
                Interpolation nt = new Interpolation(oa, interpolator::interpolate);
                nt.performFor(oa.getArch(), "arch", oa::setArch);
                nt.performFor(oa.getFamily(), "family", oa::setFamily);
                nt.performFor(oa.getName(), "name", oa::setName);
                nt.performFor(oa.getVersion(), "version", oa::setVersion);