expectedErr: errors.New("only one server-side encryption rule is allowed at a time"),
			shouldPass:  false,
		},
		// 4. Invalid XML - master key ID present along with AES256
		{

	},
}

func TestEncryptDecrypt(t *testing.T) {
	key, err := hex.DecodeString("ddedadb867afa3f73bd33c25499a723ed7f9f51172ee7b1b679e08dc795debcc")
	if err != nil {
		t.Fatalf("Failed to decode master key: %v", err)
	}
	KMS, err := kms.New("my-key", key)
	if err != nil {
		t.Fatalf("Failed to create KMS: %v", err)
	}

	for i, test := range encryptDecryptTests {

// and checks whether they are well-formed. It returns the sealed object key
// on success. If the metadata contains both, a KMS master key ID and a sealed
// KMS data key it returns both. If the metadata does not contain neither a
// KMS master key ID nor a sealed KMS data key it returns an empty keyID and
// KMS data key. Otherwise, it returns an error.

			Type:        "on|off",
		},
		config.HelpKV{
			Key:         KeyCloakRealm,
			Description: `Specify Keycloak 'realm' name, only honored if vendor was set to 'keycloak' as value, if no realm is specified 'master' is default` + defaultHelpPostfix(KeyCloakRealm),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         KeyCloakAdminURL,

// This function currently supports
// - SIPMOD
func sipHashMod(key string, cardinality int, id [16]byte) int {
	if cardinality <= 0 {
		return -1
	}
	// use the faster version as per siphash docs
	// https://github.com/dchest/siphash#usage
	k0, k1 := binary.LittleEndian.Uint64(id[0:8]), binary.LittleEndian.Uint64(id[8:16])
	sum64 := siphash.Hash(k0, k1, []byte(key))

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

// Originally from https://github.com/gorilla/handlers with following license
// https://raw.githubusercontent.com/gorilla/handlers/master/LICENSE, forked
// and heavily modified for MinIO's internal needs.

package handlers

import (
	"net"
	"net/http"
	"regexp"
	"strings"
)

var (
	// De-facto standard header keys.

// key ID and key to derive new DEKs and decrypt ciphertext.
func Parse(s string) (KMS, error) {
	v := strings.SplitN(s, ":", 2)
	if len(v) != 2 {
		return nil, errors.New("kms: invalid master key format")
	}

	keyID, b64Key := v[0], v[1]
	key, err := base64.StdEncoding.DecodeString(b64Key)
	if err != nil {
		return nil, err
	}
	return New(keyID, key)
}

	// Replace all spaced strings, some clients can send spaced
	// parameters and some won't. So we pro-actively remove any spaces
	// to make parsing easier.
	v4Auth = strings.ReplaceAll(v4Auth, " ", "")
	if v4Auth == "" {
		return sv, ErrAuthHeaderEmpty
	}

	// Verify if the header algorithm is supported or not.
	if !strings.HasPrefix(v4Auth, signV4Algorithm) {

func NewMQTTTarget(id string, args MQTTArgs, loggerOnce logger.LogOnce) (*MQTTTarget, error) {
	if args.MaxReconnectInterval == 0 {
		// Default interval
		// https://github.com/eclipse/paho.mqtt.golang/blob/master/options.go#L115
		args.MaxReconnectInterval = 10 * time.Minute
	}

	if args.KeepAlive == 0 {
		args.KeepAlive = 10 * time.Second
	}

	var queueStore store.Store[event.Event]
	if args.QueueDir != "" {

	EnvKESServerCA         = "MINIO_KMS_KES_CAPATH"         // Path to file/directory containing CA certificates to verify the KES server certificate
	EnvKESKeyCacheInterval = "MINIO_KMS_KEY_CACHE_INTERVAL" // Period between polls of the KES KMS Master Key cache, to prevent it from being unused and purged