From 15e21689445ed8d40e58ebcfe4eb807bddabc503 Mon Sep 17 00:00:00 2001
From: Miek Gieben <miek@miek.nl>
Date: Thu, 19 Apr 2018 07:25:30 +0100
Subject: [PATCH] Add debug logging example

---
 example.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/example.go b/example.go
index deaba86..bf94caa 100644
--- a/example.go
+++ b/example.go
@@ -10,6 +10,7 @@ import (
 
 	"github.com/coredns/coredns/plugin"
 	"github.com/coredns/coredns/plugin/metrics"
+	"github.com/coredns/coredns/plugin/pkg/log"
 
 	"github.com/miekg/dns"
 	"golang.org/x/net/context"
@@ -28,6 +29,9 @@ func (e Example) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg)
 	// Here we wrap the dns.ResponseWriter in a new ResponseWriter and call the next plugin, when the
 	// answer comes back, it will print "example".
 
+	// Debug log that we've have seen the query. This will only be shown when the debug plugin is loaded.
+	log.Debug("Received response")
+
 	// Wrap.
 	pw := NewResponsePrinter(w)