net/packet: rename from wgengine/packet.

Signed-off-by: David Anderson <danderson@tailscale.com>

cmd/tailscale/depaware.txt

@@ -57,6 +57,7 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
      💣 tailscale.com/net/interfaces                                 from tailscale.com/cmd/tailscale/cli+
         tailscale.com/net/netcheck                                   from tailscale.com/cmd/tailscale/cli+
      💣 tailscale.com/net/netns                                      from tailscale.com/control/controlclient+
+        tailscale.com/net/packet                                     from tailscale.com/wgengine+
         tailscale.com/net/stun                                       from tailscale.com/net/netcheck+
         tailscale.com/net/tlsdial                                    from tailscale.com/control/controlclient+
         tailscale.com/net/tsaddr                                     from tailscale.com/ipn+
@@ -73,7 +74,7 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
         tailscale.com/types/logger                                   from tailscale.com/cmd/tailscale/cli+
         tailscale.com/types/nettype                                  from tailscale.com/wgengine/magicsock
         tailscale.com/types/opt                                      from tailscale.com/control/controlclient+
-        tailscale.com/types/strbuilder                               from tailscale.com/wgengine/packet
+        tailscale.com/types/strbuilder                               from tailscale.com/net/packet
         tailscale.com/types/structs                                  from tailscale.com/control/controlclient+
         tailscale.com/util/lineread                                  from tailscale.com/control/controlclient+
         tailscale.com/version                                        from tailscale.com/cmd/tailscale/cli+
@@ -82,7 +83,6 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
         tailscale.com/wgengine/filter                                from tailscale.com/control/controlclient+
         tailscale.com/wgengine/magicsock                             from tailscale.com/wgengine
      💣 tailscale.com/wgengine/monitor                               from tailscale.com/cmd/tailscale/cli+
-        tailscale.com/wgengine/packet                                from tailscale.com/wgengine+
         tailscale.com/wgengine/router                                from tailscale.com/cmd/tailscale/cli+
      💣 tailscale.com/wgengine/router/dns                            from tailscale.com/ipn+
         tailscale.com/wgengine/tsdns                                 from tailscale.com/ipn+

cmd/tailscaled/depaware.txt

@@ -63,6 +63,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
         tailscale.com/net/netcheck                                   from tailscale.com/wgengine/magicsock
      💣 tailscale.com/net/netns                                      from tailscale.com/control/controlclient+
      💣 tailscale.com/net/netstat                                    from tailscale.com/ipn/ipnserver
+        tailscale.com/net/packet                                     from tailscale.com/wgengine+
         tailscale.com/net/stun                                       from tailscale.com/net/netcheck+
         tailscale.com/net/tlsdial                                    from tailscale.com/control/controlclient+
         tailscale.com/net/tsaddr                                     from tailscale.com/ipn+
@@ -81,7 +82,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
         tailscale.com/types/logger                                   from tailscale.com/cmd/tailscaled+
         tailscale.com/types/nettype                                  from tailscale.com/wgengine/magicsock
         tailscale.com/types/opt                                      from tailscale.com/control/controlclient+
-        tailscale.com/types/strbuilder                               from tailscale.com/wgengine/packet
+        tailscale.com/types/strbuilder                               from tailscale.com/net/packet
         tailscale.com/types/structs                                  from tailscale.com/control/controlclient+
         tailscale.com/util/lineread                                  from tailscale.com/control/controlclient+
         tailscale.com/util/pidowner                                  from tailscale.com/ipn/ipnserver
@@ -91,7 +92,6 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
         tailscale.com/wgengine/filter                                from tailscale.com/control/controlclient+
         tailscale.com/wgengine/magicsock                             from tailscale.com/cmd/tailscaled+
      💣 tailscale.com/wgengine/monitor                               from tailscale.com/wgengine
-        tailscale.com/wgengine/packet                                from tailscale.com/wgengine+
         tailscale.com/wgengine/router                                from tailscale.com/cmd/tailscaled+
      💣 tailscale.com/wgengine/router/dns                            from tailscale.com/ipn+
         tailscale.com/wgengine/tsdns                                 from tailscale.com/ipn+

wgengine/filter/filter.go

@@ -13,9 +13,9 @@ import (
 
 	"github.com/golang/groupcache/lru"
 	"golang.org/x/time/rate"
+	"tailscale.com/net/packet"
 	"tailscale.com/tailcfg"
 	"tailscale.com/types/logger"
-	"tailscale.com/wgengine/packet"
 )
 
 type filterState struct {

wgengine/filter/filter_test.go

@@ -12,8 +12,8 @@ import (
 	"strings"
 	"testing"
 
+	"tailscale.com/net/packet"
 	"tailscale.com/types/logger"
-	"tailscale.com/wgengine/packet"
 )
 
 var Unknown = packet.Unknown

wgengine/filter/match.go

@@ -10,7 +10,7 @@ import (
 	"net"
 	"strings"
 
-	"tailscale.com/wgengine/packet"
+	"tailscale.com/net/packet"
 )
 
 func NewIP(ip net.IP) packet.IP4 {

wgengine/tstun/tun.go

@@ -16,9 +16,9 @@ import (
 
 	"github.com/tailscale/wireguard-go/device"
 	"github.com/tailscale/wireguard-go/tun"
+	"tailscale.com/net/packet"
 	"tailscale.com/types/logger"
 	"tailscale.com/wgengine/filter"
-	"tailscale.com/wgengine/packet"
 )
 
 const maxBufferSize = device.MaxMessageSize

wgengine/tstun/tun_test.go

@@ -11,9 +11,9 @@ import (
 	"unsafe"
 
 	"github.com/tailscale/wireguard-go/tun/tuntest"
+	"tailscale.com/net/packet"
 	"tailscale.com/types/logger"
 	"tailscale.com/wgengine/filter"
-	"tailscale.com/wgengine/packet"
 )
 
 func udp(src, dst packet.IP4, sport, dport uint16) []byte {

wgengine/userspace.go

@@ -32,6 +32,7 @@ import (
 	"tailscale.com/internal/deepprint"
 	"tailscale.com/ipn/ipnstate"
 	"tailscale.com/net/interfaces"
+	"tailscale.com/net/packet"
 	"tailscale.com/net/tsaddr"
 	"tailscale.com/net/tshttpproxy"
 	"tailscale.com/tailcfg"
@@ -42,7 +43,6 @@ import (
 	"tailscale.com/wgengine/filter"
 	"tailscale.com/wgengine/magicsock"
 	"tailscale.com/wgengine/monitor"
-	"tailscale.com/wgengine/packet"
 	"tailscale.com/wgengine/router"
 	"tailscale.com/wgengine/tsdns"
 	"tailscale.com/wgengine/tstun"