func SetNotifyKafka(s config.Config, name string, cfg target.KafkaArgs) error {
	if !cfg.Enable {
		return nil
	}

	if err := cfg.Validate(); err != nil {
		return err
	}

	s[config.NotifyKafkaSubSys][name] = config.KVS{
		config.KV{
			Key:   config.Enable,
			Value: config.EnableOn,
		},
		config.KV{
			Key: target.KafkaBrokers,
			Value: func() string {

		enableEnv := target.EnvWebhookEnable
		if k != config.Default {
			enableEnv = enableEnv + config.Default + k
		}
		enabled, err := config.ParseBool(env.Get(enableEnv, kv.Get(config.Enable)))
		if err != nil {
			return nil, err
		}
		if !enabled {
			continue
		}
		urlEnv := target.EnvWebhookEndpoint
		if k != config.Default {
			urlEnv = urlEnv + config.Default + k
		}

	}

	// HelpCallhome - provides help for callhome config
	HelpCallhome = config.HelpKVS{
		config.HelpKV{
			Key:         Enable,
			Type:        "on|off",
			Description: "set to enable callhome" + defaultHelpPostfix(Enable),
			Optional:    true,
		},
		config.HelpKV{
			Key:         Frequency,
			Type:        "duration",

var (
	defaultHelpPostfix = func(key string) string {
		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	Help = config.HelpKVS{
		config.HelpKV{
			Key:         config.Enable,
			Description: "Enable or disable object compression",
			Type:        "on|off",
			Optional:    true,
			Sensitive:   false,
		},
		config.HelpKV{
			Key:         Extensions,

			queueDirEnv = queueDirEnv + config.Default + k
		}

		nsqArgs := target.NSQArgs{
			Enable:      enabled,
			NSQDAddress: *nsqdAddress,
			Topic:       env.Get(topicEnv, kv.Get(target.NSQTopic)),
			QueueDir:    env.Get(queueDirEnv, kv.Get(target.NSQQueueDir)),
			QueueLimit:  queueLimit,
		}
		nsqArgs.TLS.Enable = env.Get(tlsEnableEnv, kv.Get(target.NSQTLS)) == config.EnableOn

	EnvRedisQueueDir   = "MINIO_NOTIFY_REDIS_QUEUE_DIR"
	EnvRedisQueueLimit = "MINIO_NOTIFY_REDIS_QUEUE_LIMIT"
)

// RedisArgs - Redis target arguments.
type RedisArgs struct {
	Enable     bool      `json:"enable"`
	Format     string    `json:"format"`
	Addr       xnet.Host `json:"address"`
	Password   string    `json:"password"`
	User       string    `json:"user"`
	Key        string    `json:"key"`

func TestNSQArgs_Validate(t *testing.T) {
	type fields struct {
		Enable      bool
		NSQDAddress xnet.Host
		Topic       string
		TLS         struct {
			Enable     bool
			SkipVerify bool
		}
	}
	tests := []struct {
		name    string
		fields  fields
		wantErr bool
	}{
		{
			name: "test1_missing_topic",
			fields: fields{
				Enable: true,
				NSQDAddress: xnet.Host{
					Name:      "127.0.0.1",

			},
		},
		// Keys with spaces in between
		{
			input: `enable=on format=namespace connection_string=" host=localhost port=5432 dbname = cesnietor sslmode=disable" table=holicrayoli`,
			keys:  []string{"enable", "connection_string", "comment", "format", "table"},
			expectedFields: map[string]struct{}{
				`enable=on`:        {},
				`format=namespace`: {},

	for _, hkv := range hkvs {
		var enabled bool
		if enableRequired {
			enabled = currKVS.Get(Enable) == EnableOn
		} else {
			// when enable arg is not required
			// then it is implicit on for the sub-system.
			enabled = true
		}
		v, _ := currKVS.Lookup(hkv.Key)
		if v == "" && !hkv.Optional && enabled {
			// Return error only if the
			// key is enabled, for state=off
			// let it be empty.

		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	// Help - provides help for cache config
	Help = config.HelpKVS{
		config.HelpKV{
			Key:         Enable,
			Type:        "on|off",
			Description: "set to enable remote cache plugin" + defaultHelpPostfix(Enable),
			Optional:    true,
		},
		config.HelpKV{
			Key:         Endpoint,
			Type:        "string",