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Pull request 1927: 6006-use-address-processor

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Updates #6006.

Squashed commit of the following:

commit ac27db95c12858b6ef182a0bd4acebab67a23993
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Jul 18 15:47:17 2023 +0300

    all: imp code

commit 3936288512bfc2d44902ead6ab1bb5711f92b73c
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Mon Jul 17 19:23:46 2023 +0300

    all: imp client resolving
This commit is contained in:
Ainar Garipov
2023-07-18 17:02:07 +03:00
parent dead10e033
commit 7bfad08dde
16 changed files with 443 additions and 397 deletions
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10
internal/dnsforward/upstreams.go
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@@ -42,11 +42,13 @@ func (s *Server) loadUpstreams() (upstreams []string, err error) {
// prepareUpstreamSettings sets upstream DNS server settings.
func (s *Server) prepareUpstreamSettings() (err error) {
// We're setting a customized set of RootCAs. The reason is that Go default
// mechanism of loading TLS roots does not always work properly on some
// routers so we're loading roots manually and pass it here.
// Use a customized set of RootCAs, because Go's default mechanism of
// loading TLS roots does not always work properly on some routers so we're
// loading roots manually and pass it here.
//
// See [aghtls.SystemRootCAs].
//
// TODO(a.garipov): Investigate if that's true.
upstream.RootCAs = s.conf.TLSv12Roots
upstream.CipherSuites = s.conf.TLSCiphers
@@ -190,7 +192,7 @@ func (s *Server) resolveUpstreamsWithHosts(
// extractUpstreamHost returns the hostname of addr without port with an
// assumption that any address passed here has already been successfully parsed
// by [upstream.AddressToUpstream]. This function eesentially mirrors the logic
// by [upstream.AddressToUpstream]. This function essentially mirrors the logic
// of [upstream.AddressToUpstream], see TODO on [replaceUpstreamsWithHosts].
func extractUpstreamHost(addr string) (host string) {
var err error