From 32cc745dc215b1474d211a219327ae3701fd6f28 Mon Sep 17 00:00:00 2001 From: Chris O'Haver Date: Tue, 16 Mar 2021 08:34:22 -0400 Subject: [PATCH] add forward/upstream metadata (#4521) Signed-off-by: Chris O'Haver --- plugin/forward/forward.go | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/plugin/forward/forward.go b/plugin/forward/forward.go index 5f7d343de..624d08967 100644 --- a/plugin/forward/forward.go +++ b/plugin/forward/forward.go @@ -14,6 +14,7 @@ import ( "github.com/coredns/coredns/plugin" "github.com/coredns/coredns/plugin/debug" "github.com/coredns/coredns/plugin/dnstap" + "github.com/coredns/coredns/plugin/metadata" clog "github.com/coredns/coredns/plugin/pkg/log" "github.com/coredns/coredns/request" @@ -122,6 +123,10 @@ func (f *Forward) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg ctx = ot.ContextWithSpan(ctx, child) } + metadata.SetValueFunc(ctx, "forward/upstream", func() string { + return proxy.addr + }) + var ( ret *dns.Msg err error