examples/fidl/echo-realm/meta/echo_realm.cml

// Copyright 2021 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// [START example_snippet]
{
    // Declare the server and client as child components.
    children: [
        {
            name: "echo_server",
            url: "#meta/echo_server.cm",
        },
        {
            name: "echo_client",
            url: "#meta/echo_client.cm",
        },
    ],

    // Route capabilities to components within the realm.
    offer: [
        // Route the Echo protocol from server to client.
        {
            protocol: "fuchsia.examples.Echo",
            from: "#echo_server",
            to: "#echo_client",
        },

        // Route the EchoLauncher protocol from server to client.
        {
            protocol: "fuchsia.examples.EchoLauncher",
            from: "#echo_server",
            to: "#echo_client",
        },

        // Route the Echo unified service from server to client.
        {
            service: "fuchsia.examples.EchoService",
            from: "#echo_server",
            to: "#echo_client",
        },

        // Route diagnostics support to both children.
        {
            protocol: [
                "fuchsia.inspect.InspectSink",
                "fuchsia.logger.LogSink",
            ],
            from: "parent",
            to: [
                "#echo_client",
                "#echo_server",
            ],
        },
    ],
}

// [END example_snippet]