sdk/fidl/fuchsia.net.name/dns.fidl

// Copyright 2020 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.
library fuchsia.net.name;

using fuchsia.net;

/// Extra information about statically set DNS servers.
type StaticDnsServerSource = table {};

/// Extra information about DNS servers discovered through DHCPv4.
type DhcpDnsServerSource = table {
    /// The interface index over which this server was discovered.
    1: source_interface uint64;
};

/// Extra information about DNS servers discovered through NDP.
type NdpDnsServerSource = table {
    /// The interface index over which this server was discovered.
    1: source_interface uint64;
};

/// Extra information about DNS servers discovered through DHCPv6.
type Dhcpv6DnsServerSource = table {
    /// The interface index over which this server was discovered.
    1: source_interface uint64;
};

/// The configuration source for a [`fuchsia.net.name/DnsServer`].
type DnsServerSource = strict union {
    /// The server is statically configured through
    /// [`fuchsia.net.name/LookupAdmin.SetDefaultServers`].
    1: static_source StaticDnsServerSource;
    /// The server was discovered through DHCPv4.
    2: dhcp DhcpDnsServerSource;
    /// The server was discovered through an NDP Router Advertisement.
    3: ndp NdpDnsServerSource;
    /// The server was discovered through DHCPv6.
    4: dhcpv6 Dhcpv6DnsServerSource;
};

/// A DNS server configuration.
type DnsServer = table {
    /// The server's address, must be provided.
    1: address fuchsia.net.SocketAddress;
    /// The configuration source for this server. Defaults to
    /// [`fuchsia.net.name/DnsServerSource.static_source`].
    2: source DnsServerSource;
};