defaultDialKeepAlive = 30 * time.Second
)

// etcd environment values
const (
	Endpoints     = "endpoints"
	PathPrefix    = "path_prefix"
	CoreDNSPath   = "coredns_path"
	ClientCert    = "client_cert"
	ClientCertKey = "client_cert_key"

	EnvEtcdEndpoints     = "MINIO_ETCD_ENDPOINTS"
	EnvEtcdPathPrefix    = "MINIO_ETCD_PATH_PREFIX"
	EnvEtcdCoreDNSPath   = "MINIO_ETCD_COREDNS_PATH"

path_prefix      (path)      namespace prefix to isolate tenants e.g. "customer1/"
coredns_path     (path)      shared bucket DNS records, default is "/skydns"
client_cert      (path)      client cert for mTLS authentication
client_cert_key  (path)      client cert key for mTLS authentication
comment          (sentence)  optionally add a comment to this setting
```

### Audit HTTP Target

```
mc admin config get myminio/ audit_webhook
audit_webhook:name1 enable=off endpoint= auth_token= client_cert= client_key=
```

```
mc admin config set myminio audit_webhook:name1 auth_token="" endpoint="http://endpoint:port/path"
mc admin service restart myminio
```

		url, err = xnet.ParseHTTPURL(endpoint)
		if err != nil {
			return cfg, err
		}
		clientCert := getCfgVal(EnvLoggerWebhookClientCert, k, kv.Get(ClientCert))
		clientKey := getCfgVal(EnvLoggerWebhookClientKey, k, kv.Get(ClientKey))
		err = config.EnsureCertAndKey(clientCert, clientKey)
		if err != nil {
			return cfg, err
		}

		connOpts = append(connOpts, nats.TLSHandshakeFirst())
	}
	if n.CertAuthority != "" {
		connOpts = append(connOpts, nats.RootCAs(n.CertAuthority))
	}
	if n.ClientCert != "" && n.ClientKey != "" {
		connOpts = append(connOpts, nats.ClientCert(n.ClientCert, n.ClientKey))
	}
	return nats.Connect(n.Address.String(), connOpts...)
}

// To obtain a streaming connection from args.

streaming_cluster_id              (string)    unique ID for NATS streaming cluster
cert_authority                    (string)    path to certificate chain of the target NATS server
client_cert                       (string)    client cert for NATS mTLS auth
client_key                        (string)    client cert key for NATS mTLS auth

        .build()
    clientCert =
      HeldCertificate
        .Builder()
        .signedBy(clientIntermediateCa)
        .serialNumber(4L)
        .commonName("Jethro Willis")
        .addSubjectAlternativeName("jethrowillis.com")
        .build()
  }

  @Test
  fun clientAuthForWants() {
    val client = buildClient(clientCert, clientIntermediateCa.certificate)

Klaus Post <******@****.***> 1756435188 +0200

// communicating with client cert authentication.
func (s ConnSettings) NewHTTPTransportWithClientCerts(ctx context.Context, clientCert, clientKey string) (*http.Transport, error) {
	transport := s.NewHTTPTransportWithTimeout(1 * time.Minute)
	if clientCert != "" && clientKey != "" {
		c, err := certs.NewManager(ctx, clientCert, clientKey, tls.LoadX509KeyPair)
		if err != nil {
			return nil, err
		}
		if c != nil {

			Port:      (xnet.Port(opts.Port)),
			IsPortSet: true,
		},
		Subject:       "test",
		Secure:        true,
		CertAuthority: path.Join("testdata", "contrib", "certs", "root_ca_cert.pem"),
		ClientCert:    path.Join("testdata", "contrib", "certs", "nats_client_cert.pem"),
		ClientKey:     path.Join("testdata", "contrib", "certs", "nats_client_key.pem"),
	}

	con, err := clientConfig.connectNats()
	if err != nil {