|
|
|
|
@ -26,6 +26,7 @@ import ( |
|
|
|
|
|
|
|
|
|
"golang.org/x/crypto/nacl/box" |
|
|
|
|
"golang.org/x/sync/errgroup" |
|
|
|
|
"tailscale.com/disco" |
|
|
|
|
"tailscale.com/metrics" |
|
|
|
|
"tailscale.com/types/key" |
|
|
|
|
"tailscale.com/types/logger" |
|
|
|
|
@ -62,6 +63,9 @@ type Server struct { |
|
|
|
|
_ [pad32bit]byte |
|
|
|
|
packetsSent, bytesSent expvar.Int |
|
|
|
|
packetsRecv, bytesRecv expvar.Int |
|
|
|
|
packetsRecvByKind metrics.LabelMap |
|
|
|
|
packetsRecvDisco *expvar.Int |
|
|
|
|
packetsRecvWireguard *expvar.Int |
|
|
|
|
packetsDropped expvar.Int |
|
|
|
|
packetsDroppedReason metrics.LabelMap |
|
|
|
|
packetsDroppedUnknown *expvar.Int // unknown dst pubkey
|
|
|
|
|
@ -136,6 +140,7 @@ func NewServer(privateKey key.Private, logf logger.Logf) *Server { |
|
|
|
|
privateKey: privateKey, |
|
|
|
|
publicKey: privateKey.Public(), |
|
|
|
|
logf: logf, |
|
|
|
|
packetsRecvByKind: metrics.LabelMap{Label: "kind"}, |
|
|
|
|
packetsDroppedReason: metrics.LabelMap{Label: "reason"}, |
|
|
|
|
clients: map[key.Public]*sclient{}, |
|
|
|
|
clientsEver: map[key.Public]bool{}, |
|
|
|
|
@ -145,6 +150,8 @@ func NewServer(privateKey key.Private, logf logger.Logf) *Server { |
|
|
|
|
watchers: map[*sclient]bool{}, |
|
|
|
|
sentTo: map[key.Public]map[key.Public]int64{}, |
|
|
|
|
} |
|
|
|
|
s.packetsRecvDisco = s.packetsRecvByKind.Get("disco") |
|
|
|
|
s.packetsRecvWireguard = s.packetsRecvByKind.Get("wireguard") |
|
|
|
|
s.packetsDroppedUnknown = s.packetsDroppedReason.Get("unknown_dest") |
|
|
|
|
s.packetsDroppedFwdUnknown = s.packetsDroppedReason.Get("unknown_dest_on_fwd") |
|
|
|
|
s.packetsDroppedGone = s.packetsDroppedReason.Get("gone") |
|
|
|
|
@ -751,6 +758,11 @@ func (s *Server) recvPacket(br *bufio.Reader, frameLen uint32) (dstKey key.Publi |
|
|
|
|
} |
|
|
|
|
s.packetsRecv.Add(1) |
|
|
|
|
s.bytesRecv.Add(int64(len(contents))) |
|
|
|
|
if disco.LooksLikeDiscoWrapper(contents) { |
|
|
|
|
s.packetsRecvDisco.Add(1) |
|
|
|
|
} else { |
|
|
|
|
s.packetsRecvWireguard.Add(1) |
|
|
|
|
} |
|
|
|
|
return dstKey, contents, nil |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
David Anderson
6 years ago