Sam
80648e08f6
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continuous-integration/drone/push Build is passing
Reviewed-on: #38
50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
// SPDX-License-Identifier: BSD-3-Clause
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package query
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import (
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"net"
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"strconv"
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"strings"
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"git.froth.zone/sam/awl/cli"
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"git.froth.zone/sam/awl/internal/helpers"
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"github.com/miekg/dns"
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)
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type Resolver interface {
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LookUp(*dns.Msg) (helpers.Response, error)
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}
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func LoadResolver(opts cli.Options) (Resolver, error) {
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switch {
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case opts.HTTPS:
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opts.Logger.Info("loading DNS-over-HTTPS resolver")
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if !strings.HasPrefix(opts.Request.Server, "https://") {
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opts.Request.Server = "https://" + opts.Request.Server
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}
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return &HTTPSResolver{
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opts: opts,
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}, nil
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case opts.QUIC:
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opts.Logger.Info("loading DNS-over-QUIC resolver")
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opts.Request.Server = net.JoinHostPort(opts.Request.Server, strconv.Itoa(opts.Port))
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return &QUICResolver{
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opts: opts,
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}, nil
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case opts.DNSCrypt:
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opts.Logger.Info("loading DNSCrypt resolver")
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if !strings.HasPrefix(opts.Request.Server, "sdns://") {
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opts.Request.Server = "sdns://" + opts.Request.Server
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}
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return &DNSCryptResolver{
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opts: opts,
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}, nil
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default:
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opts.Logger.Info("loading standard/DNS-over-TLS resolver")
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opts.Request.Server = net.JoinHostPort(opts.Request.Server, strconv.Itoa(opts.Port))
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return &StandardResolver{
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opts: opts,
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}, nil
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}
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}
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