Key   string `json:"key"`
	Value any    `json:"value"`
}

// KVS - represents key values in an JSON object
type KVS []KV

// MarshalJSON - implements converting a KVS datastructure into a JSON
// object with multiple keys and values.
func (kvs KVS) MarshalJSON() ([]byte, error) {
	b := new(bytes.Buffer)
	b.Write([]byte("{"))
	for i, kv := range kvs {
		b.Write([]byte("\"" + kv.Key + "\"" + ":"))

func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	cfg = Config{
		MaxTimeout: 30 * time.Second,
	}
	if err = config.CheckValidKeys(config.DriveSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	// if not set. Get default value from environment
	d := env.Get(EnvMaxDriveTimeout, env.Get(EnvMaxDriveTimeoutLegacy, env.Get(EnvMaxDiskTimeoutLegacy, kvs.GetWithDefault(MaxTimeout, DefaultKVS))))

				if len(dst) < 1000 {
					dst = make([]jstream.KVS, 0, 1000)
				}

				d := jstream.NewDecoder(bytes.NewBuffer(in.input), 0).ObjectAsKVS().MaxDepth(100)
				stream := d.Stream()
				all := dst[:0]
				for mv := range stream {
					var kvs jstream.KVS
					if mv.ValueType == jstream.Object {
						// This is a JSON object type (that preserves key
						// order)
						kvs, _ = mv.Value.(jstream.KVS)
					} else {

func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	cfg = Config{
		TransitionWorkers: 100,
		ExpirationWorkers: 100,
	}

	if err = config.CheckValidKeys(config.ILMSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	tw, err := strconv.Atoi(env.Get(EnvILMTransitionWorkers, kvs.GetWithDefault(transitionWorkers, DefaultKVS)))
	if err != nil {
		return cfg, err

		return 0, auth.ErrInvalidDuration
	}
	return dur, nil
}

// Lookup returns a new Config by merging the given K/V config
// system with environment variables.
func Lookup(kvs config.KVS) (Config, error) {
	if err := config.CheckValidKeys(config.IdentityTLSSubSys, kvs, DefaultKVS); err != nil {
		return Config{}, err
	}
	cfg := Config{}
	var err error
	v := env.Get(EnvIdentityTLSEnabled, "")
	if v == "" {
		return cfg, nil
	}

		return nil, errDataSource(errors.New("path not supported"))
	}
	switch rec := rawVal.(type) {
	case jstream.KVS:
		txedRec, _, err := jsonpathEval(e.selectAST.From.Table.PathExpr[1:], rec)
		if err != nil {
			return nil, err
		}

		var kvs jstream.KVS
		switch v := txedRec.(type) {
		case jstream.KVS:
			kvs = v

		case []any:
			recs := make([]*Record, len(v))
			for i, val := range v {

func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.CallhomeSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	cfg.Enable = env.Get(config.EnvMinIOCallhomeEnable,
		kvs.GetWithDefault(Enable, DefaultKVS)) == config.EnableOn
	cfg.Frequency, err = time.ParseDuration(env.Get(config.EnvMinIOCallhomeFrequency,
		kvs.GetWithDefault(Frequency, DefaultKVS)))

}

// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.HealSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	bitrot := env.Get(EnvBitrot, kvs.GetWithDefault(Bitrot, DefaultKVS))
	if _, err = parseBitrotConfig(bitrot); err != nil {

func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.BatchSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	cfg.ReplicationWorkersWait = 0
	cfg.KeyRotationWorkersWait = 0
	cfg.ExpirationWorkersWait = 0

	rduration, err := time.ParseDuration(env.Get(EnvReplicationWorkersWait, kvs.GetWithDefault(ReplicationWorkersWait, DefaultKVS)))

	gzipObjects := env.Get(EnvAPIGzipObjects, kvs.Get(apiGzipObjects)) == config.EnableOn
	rootAccess := env.Get(EnvAPIRootAccess, kvs.Get(apiRootAccess)) == config.EnableOn

	cfg = Config{
		EnableODirect: enableODirect || !disableODirect,
		GzipObjects:   gzipObjects,
		RootAccess:    rootAccess,
	}

	var corsAllowOrigin []string