"typed_config": {
                    "@type": "type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.UpstreamTlsContext",
                    "common_tls_context": {
                      "tls_params": {
                        "tls_minimum_protocol_version": "TLSv1_2",
                        "tls_maximum_protocol_version": "TLSv1_3"
                      },
                      "alpn_protocols": [

					"name":"envoy.transport_sockets.tls",
					"typed_config":{
						"@type":"type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.UpstreamTlsContext",
						"common_tls_context":{
							"tls_params":{
								"tls_minimum_protocol_version":"TLSv1_3"}}}}}`),
			},
		},
		// Patch custom TLS type
		{
			ApplyTo: networking.EnvoyFilter_CLUSTER,
			Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{

// Lower TF to MHLO and insert HLO into the XlaBuilder. xla_params are HLO-level
// inputs to module_op that have already been added to the XlaBuilder. returns
// are the returned XlaOps.
ABSL_DEPRECATED("Use v2/legalize_tf.h::LegalizeMlirToHlo instead.")
Status BuildHloFromTf(mlir::ModuleOp module_op, xla::XlaBuilder& builder,
                      llvm::ArrayRef<xla::XlaOp> xla_params,
                      std::vector<xla::XlaOp>& returns,

  xla::XlaBuilder builder("main");

  // Create xla_params.
  std::vector<xla::XlaOp> xla_params;
  for (mlir::BlockArgument& arg : block.getArguments()) {
    auto num = arg.getArgNumber();
    xla::Shape shape = xla::TypeToShape(arg.getType());
    xla::XlaOp argop =
        xla::Parameter(&builder, num, shape, absl::StrCat("Arg_", num));
    xla_params.push_back(argop);
  }

  std::vector<xla::XlaOp> returns(1);

  TF_RETURN_IF_ERROR(
      CompileGraphSetup(module_op, args, &remaining_params, arg_shapes));
  // Passing down only remaining (non-constant) xla_params.
  llvm::SmallVector<xla::XlaOp, 2> remaining_xla_params;
  for (auto i : remaining_params) remaining_xla_params.push_back(xla_params[i]);
  return BuildHloFromTf(module_op, builder, remaining_xla_params, returns,
                        arg_shapes, device_type, custom_legalization_passes);

	if tlsDefaults == nil {
		return
	}
	if len(tlsDefaults.EcdhCurves) > 0 {
		tlsContext.CommonTlsContext.TlsParams.EcdhCurves = tlsDefaults.EcdhCurves
	}
	if len(tlsDefaults.CipherSuites) > 0 {
		tlsContext.CommonTlsContext.TlsParams.CipherSuites = tlsDefaults.CipherSuites
	}
}

// Set auto_sni if EnableAutoSni feature flag is enabled and if sni field is not explicitly set in DR.

				SanType: tls.SubjectAltNameMatcher_URI,
				Matcher: matcher,
			})
		}
	}
	ctx.AlpnProtocols = []string{"h2"}
	ctx.TlsParams = &tls.TlsParameters{
		// Ensure TLS 1.3 is used everywhere
		TlsMaximumProtocolVersion: tls.TlsParameters_TLSv1_3,
		TlsMinimumProtocolVersion: tls.TlsParameters_TLSv1_3,
	}