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tailscale/types/dnstype/dnstype.go

28 lines
1.1 KiB
Go

// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package dnstype defines types for working with DNS.
package dnstype
//go:generate go run tailscale.com/cmd/cloner --type=Resolver --clonefunc=true --output=dnstype_clone.go
import "inet.af/netaddr"
// Resolver is the configuration for one DNS resolver.
type Resolver struct {
// Addr is the address of the DNS resolver, one of:
// - A plain IP address for a "classic" UDP+TCP DNS resolver
// - [TODO] "tls://resolver.com" for DNS over TCP+TLS
// - [TODO] "https://resolver.com/query-tmpl" for DNS over HTTPS
Addr string `json:",omitempty"`
// BootstrapResolution is an optional suggested resolution for the
// DoT/DoH resolver, if the resolver URL does not reference an IP
// address directly.
// BootstrapResolution may be empty, in which case clients should
// look up the DoT/DoH server using their local "classic" DNS
// resolver.
BootstrapResolution []netaddr.IP `json:",omitempty"`
}