TUN-5675: Remove github.com/dgrijalva/jwt-go dependency by upgrading coredns version

vendor/google.golang.org/grpc/internal/channelz/funcs.go

@@ -204,9 +204,9 @@ func RegisterChannel(c Channel, pid int64, ref string) int64 {
 		trace:       &channelTrace{createdTime: time.Now(), events: make([]*TraceEvent, 0, getMaxTraceEntry())},
 	}
 	if pid == 0 {
-		db.get().addChannel(id, cn, true, pid, ref)
+		db.get().addChannel(id, cn, true, pid)
 	} else {
-		db.get().addChannel(id, cn, false, pid, ref)
+		db.get().addChannel(id, cn, false, pid)
 	}
 	return id
 }
@@ -228,7 +228,7 @@ func RegisterSubChannel(c Channel, pid int64, ref string) int64 {
 		pid:     pid,
 		trace:   &channelTrace{createdTime: time.Now(), events: make([]*TraceEvent, 0, getMaxTraceEntry())},
 	}
-	db.get().addSubChannel(id, sc, pid, ref)
+	db.get().addSubChannel(id, sc, pid)
 	return id
 }
 
@@ -258,7 +258,7 @@ func RegisterListenSocket(s Socket, pid int64, ref string) int64 {
 	}
 	id := idGen.genID()
 	ls := &listenSocket{refName: ref, s: s, id: id, pid: pid}
-	db.get().addListenSocket(id, ls, pid, ref)
+	db.get().addListenSocket(id, ls, pid)
 	return id
 }
 
@@ -273,11 +273,11 @@ func RegisterNormalSocket(s Socket, pid int64, ref string) int64 {
 	}
 	id := idGen.genID()
 	ns := &normalSocket{refName: ref, s: s, id: id, pid: pid}
-	db.get().addNormalSocket(id, ns, pid, ref)
+	db.get().addNormalSocket(id, ns, pid)
 	return id
 }
 
-// RemoveEntry removes an entry with unique channelz trakcing id to be id from
+// RemoveEntry removes an entry with unique channelz tracking id to be id from
 // channelz database.
 func RemoveEntry(id int64) {
 	db.get().removeEntry(id)
@@ -297,9 +297,7 @@ type TraceEventDesc struct {
 func AddTraceEvent(l grpclog.DepthLoggerV2, id int64, depth int, desc *TraceEventDesc) {
 	for d := desc; d != nil; d = d.Parent {
 		switch d.Severity {
-		case CtUNKNOWN:
-			l.InfoDepth(depth+1, d.Desc)
-		case CtINFO:
+		case CtUnknown, CtInfo:
 			l.InfoDepth(depth+1, d.Desc)
 		case CtWarning:
 			l.WarningDepth(depth+1, d.Desc)
@@ -335,7 +333,7 @@ func (c *channelMap) addServer(id int64, s *server) {
 	c.mu.Unlock()
 }
 
-func (c *channelMap) addChannel(id int64, cn *channel, isTopChannel bool, pid int64, ref string) {
+func (c *channelMap) addChannel(id int64, cn *channel, isTopChannel bool, pid int64) {
 	c.mu.Lock()
 	cn.cm = c
 	cn.trace.cm = c
@@ -348,7 +346,7 @@ func (c *channelMap) addChannel(id int64, cn *channel, isTopChannel bool, pid in
 	c.mu.Unlock()
 }
 
-func (c *channelMap) addSubChannel(id int64, sc *subChannel, pid int64, ref string) {
+func (c *channelMap) addSubChannel(id int64, sc *subChannel, pid int64) {
 	c.mu.Lock()
 	sc.cm = c
 	sc.trace.cm = c
@@ -357,7 +355,7 @@ func (c *channelMap) addSubChannel(id int64, sc *subChannel, pid int64, ref stri
 	c.mu.Unlock()
 }
 
-func (c *channelMap) addListenSocket(id int64, ls *listenSocket, pid int64, ref string) {
+func (c *channelMap) addListenSocket(id int64, ls *listenSocket, pid int64) {
 	c.mu.Lock()
 	ls.cm = c
 	c.listenSockets[id] = ls
@@ -365,7 +363,7 @@ func (c *channelMap) addListenSocket(id int64, ls *listenSocket, pid int64, ref
 	c.mu.Unlock()
 }
 
-func (c *channelMap) addNormalSocket(id int64, ns *normalSocket, pid int64, ref string) {
+func (c *channelMap) addNormalSocket(id int64, ns *normalSocket, pid int64) {
 	c.mu.Lock()
 	ns.cm = c
 	c.normalSockets[id] = ns
@@ -632,7 +630,7 @@ func (c *channelMap) GetServerSockets(id int64, startID int64, maxResults int64)
 	if count == 0 {
 		end = true
 	}
-	var s []*SocketMetric
+	s := make([]*SocketMetric, 0, len(sks))
 	for _, ns := range sks {
 		sm := &SocketMetric{}
 		sm.SocketData = ns.s.ChannelzMetric()

vendor/google.golang.org/grpc/internal/channelz/logging.go

@@ -31,7 +31,7 @@ func Info(l grpclog.DepthLoggerV2, id int64, args ...interface{}) {
 	if IsOn() {
 		AddTraceEvent(l, id, 1, &TraceEventDesc{
 			Desc:     fmt.Sprint(args...),
-			Severity: CtINFO,
+			Severity: CtInfo,
 		})
 	} else {
 		l.InfoDepth(1, args...)
@@ -44,7 +44,7 @@ func Infof(l grpclog.DepthLoggerV2, id int64, format string, args ...interface{}
 	if IsOn() {
 		AddTraceEvent(l, id, 1, &TraceEventDesc{
 			Desc:     msg,
-			Severity: CtINFO,
+			Severity: CtInfo,
 		})
 	} else {
 		l.InfoDepth(1, msg)

vendor/google.golang.org/grpc/internal/channelz/types.go

@@ -672,10 +672,10 @@ func (c *channelTrace) clear() {
 type Severity int
 
 const (
-	// CtUNKNOWN indicates unknown severity of a trace event.
-	CtUNKNOWN Severity = iota
-	// CtINFO indicates info level severity of a trace event.
-	CtINFO
+	// CtUnknown indicates unknown severity of a trace event.
+	CtUnknown Severity = iota
+	// CtInfo indicates info level severity of a trace event.
+	CtInfo
 	// CtWarning indicates warning level severity of a trace event.
 	CtWarning
 	// CtError indicates error level severity of a trace event.

vendor/google.golang.org/grpc/internal/channelz/types_nonlinux.go

@@ -1,4 +1,5 @@
-// +build !linux appengine
+//go:build !linux
+// +build !linux
 
 /*
  *
@@ -37,6 +38,6 @@ type SocketOptionData struct {
 // Windows OS doesn't support Socket Option
 func (s *SocketOptionData) Getsockopt(fd uintptr) {
 	once.Do(func() {
-		logger.Warning("Channelz: socket options are not supported on non-linux os.")
+		logger.Warning("Channelz: socket options are not supported on non-linux environments")
 	})
 }

vendor/google.golang.org/grpc/internal/channelz/util_linux.go

@@ -1,5 +1,3 @@
-// +build linux
-
 /*
  *
  * Copyright 2018 gRPC authors.

vendor/google.golang.org/grpc/internal/channelz/util_nonlinux.go

@@ -1,4 +1,5 @@
-// +build !linux appengine
+//go:build !linux
+// +build !linux
 
 /*
  *