}

func saveKeyEtcd(ctx context.Context, client *etcd.Client, key string, data []byte, opts ...options) error {
	timeoutCtx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()
	if len(opts) > 0 {
		return saveKeyEtcdWithTTL(ctx, client, key, data, opts[0].ttl)
	}
	_, err := client.Put(timeoutCtx, key, string(data))
	etcdLogIf(ctx, err)
	return etcdErrToErr(err, client.Endpoints())
}

        props.setProperty("jcifs.smb.client.useRDMA", "true");
        props.setProperty("jcifs.smb.client.rdmaProvider", "disni");
        props.setProperty("jcifs.smb.client.rdmaReadWriteThreshold", "16384");
        props.setProperty("jcifs.smb.client.rdmaMaxSendSize", "131072");
        props.setProperty("jcifs.smb.client.rdmaMaxReceiveSize", "131072");
        props.setProperty("jcifs.smb.client.rdmaCredits", "512");

    val response = client.newCall(request).execute()
    assertThat(response.body.string()).isEqualTo("b")
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(0)
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(1)
  }

  @Test
  fun connectionsNotReusedWithRedirectIfDiscardingResponseIsSlow() {
    client =
      client
        .newBuilder()

### Client Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-client-darwin-amd64.tar.gz](https://dl.k8s.io/v1.29.15/kubernetes-client-darwin-amd64.tar.gz) | 54a99fd8ffe5d3d6d41f13bf1fb973d57a7c7420587af114be1db41b6347e444ccf02cd98914d9a0c365ff3f7131de2b5fcf3edcfa3e5ad1e57eee9e7db1a524

### Client Binaries

filename | sha512 hash
-------- | -----------
[kubernetes-client-darwin-amd64.tar.gz](https://dl.k8s.io/v1.27.16/kubernetes-client-darwin-amd64.tar.gz) | 8c4a574dfa1140600c1b74b071aac5f893a609917652793e84cc344aa5b1fc8b9578109953203e6f968183f5b798144efa33cdc36c4a5df58489c8553f508e2f

      .build()

  @JvmStatic
  fun providers(
    client: OkHttpClient,
    http2Only: Boolean,
    workingOnly: Boolean,
    getOnly: Boolean,
  ): List<DnsOverHttps> =
    buildList {
      add(buildGoogle(client))
      if (!getOnly) {
        add(buildGooglePost(client))
      }
      add(buildCloudflare(client))
      add(buildCloudflareIp(client))
      if (!getOnly) {

  private fun enableProtocol(protocol: Protocol) {
    enableTls()
    client =
      client
        .newBuilder()
        .protocols(listOf(protocol, Protocol.HTTP_1_1))
        .build()
    server1.protocols = client.protocols
    server2.protocols = client.protocols
  }

  private fun enableTls() {
    client =
      client
        .newBuilder()
        .sslSocketFactory(

        Properties props = new Properties();
        props.setProperty("jcifs.smb.client.useMultiChannel", "true");
        props.setProperty("jcifs.smb.client.maxChannels", "6");
        props.setProperty("jcifs.smb.client.channelBindingPolicy", "required");
        props.setProperty("jcifs.smb.client.loadBalancingStrategy", "least_loaded");
        props.setProperty("jcifs.smb.client.channelHealthCheckInterval", "15");

      ),
    )
    server!!.enqueue(MockResponse())
    val dns = FakeDns()
    dns["fakeurl"] = client.dns.lookup(server!!.hostName)
    dns["www.fakeurl"] = client.dns.lookup(server!!.hostName)
    client =
      client
        .newBuilder()
        .dns(dns)
        .build()
    val call =
      client.newCall(
        Request
          .Builder()
          .url("http://fakeurl:" + server!!.port)

    /**
     * Constructor for RequestBuilder.
     * @param client The OpenSearch client.
     * @param request The request instance.
     */
    public RequestBuilder(final Client client, final Req request) {
        this.client = client;
        this.request = request;
    }

    /**
     * Executes the request.
     * @return A Promise that will be resolved with the response or rejected with an error.
     */