Update all plugins to use plugin/pkg/log (#1694)

* Update all plugins to use plugin/pkg/log

I wish this could have been done with sed. Alas manually changed all
callers to use the new plugin/pkg/log package.

* Error -> Info

* Add docs to debug plugin as well

2 files changed, 5 insertions, 5 deletions

diff --git a/plugin/etcd/stub.go b/plugin/etcd/stub.go
index d7b9d5036..683217733 100644
--- a/plugin/etcd/stub.go
+++ b/plugin/etcd/stub.go
@@ -1,13 +1,13 @@
 package etcd
 
 import (
-	"log"
 	"net"
 	"strconv"
 	"time"
 
 	"github.com/coredns/coredns/plugin/etcd/msg"
 	"github.com/coredns/coredns/plugin/pkg/dnsutil"
+	"github.com/coredns/coredns/plugin/pkg/log"
 	"github.com/coredns/coredns/plugin/proxy"
 	"github.com/coredns/coredns/request"
 
@@ -50,7 +50,7 @@ Services:
 		}
 		ip := net.ParseIP(serv.Host)
 		if ip == nil {
-			log.Printf("[WARNING] Non IP address stub nameserver: %s", serv.Host)
+			log.Warningf("Non IP address stub nameserver: %s", serv.Host)
 			continue
 		}
 
@@ -64,7 +64,7 @@ Services:
 			// We must *also* chop of dns.stub. which means cutting two more labels.
 			domain = dnsutil.Join(labels[1 : len(labels)-dns.CountLabel(z)-2])
 			if domain == z {
-				log.Printf("[WARNING] Skipping nameserver for domain we are authoritative for: %s", domain)
+				log.Warningf("Skipping nameserver for domain we are authoritative for: %s", domain)
 				continue Services
 			}
 		}
diff --git a/plugin/etcd/stub_handler.go b/plugin/etcd/stub_handler.go
index 6f4a49950..6f1e7750e 100644
--- a/plugin/etcd/stub_handler.go
+++ b/plugin/etcd/stub_handler.go
@@ -2,8 +2,8 @@ package etcd
 
 import (
 	"errors"
-	"log"
 
+	"github.com/coredns/coredns/plugin/pkg/log"
 	"github.com/coredns/coredns/request"
 
 	"github.com/miekg/dns"
@@ -19,7 +19,7 @@ type Stub struct {
 // ServeDNS implements the plugin.Handler interface.
 func (s Stub) ServeDNS(ctx context.Context, w dns.ResponseWriter, req *dns.Msg) (int, error) {
 	if hasStubEdns0(req) {
-		log.Printf("[WARNING] Forwarding cycle detected, refusing msg: %s", req.Question[0].Name)
+		log.Warningf("Forwarding cycle detected, refusing msg: %s", req.Question[0].Name)
 		return dns.RcodeRefused, errors.New("stub forward cycle")
 	}
 	req = addStubEdns0(req)