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wgengine/magicsock: remove unused sendLogLimit limiter.

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Magicsock these days gets its logs limited by the global log limiter.

Signed-off-by: David Anderson <danderson@tailscale.com>
This commit is contained in:
David Anderson 2021-08-25 23:53:17 -07:00 committed by Dave Anderson
parent e151b74f93
commit 8bacfe6a37
1 changed files with 0 additions and 9 deletions
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9
wgengine/magicsock/magicsock.go
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@ -28,7 +28,6 @@
"time" "time"
"golang.org/x/crypto/nacl/box" "golang.org/x/crypto/nacl/box"
"golang.org/x/time/rate"
"golang.zx2c4.com/wireguard/conn" "golang.zx2c4.com/wireguard/conn"
"inet.af/netaddr" "inet.af/netaddr"
"tailscale.com/control/controlclient" "tailscale.com/control/controlclient"
@ -305,13 +304,6 @@ type Conn struct {
// port mappings from NAT devices. // port mappings from NAT devices.
portMapper *portmapper.Client portMapper *portmapper.Client
// sendLogLimit is a rate limiter for errors logged in the (hot)
// packet sending codepath. It's so that, if magicsock gets into a
// bad state, we don't spam one error per wireguard packet being
// transmitted.
// TODO(danderson): now that we have global rate-limiting, is this still useful?
sendLogLimit *rate.Limiter
// stunReceiveFunc holds the current STUN packet processing func. // stunReceiveFunc holds the current STUN packet processing func.
// Its Loaded value is always non-nil. // Its Loaded value is always non-nil.
stunReceiveFunc atomic.Value // of func(p []byte, fromAddr *net.UDPAddr) stunReceiveFunc atomic.Value // of func(p []byte, fromAddr *net.UDPAddr)
@ -570,7 +562,6 @@ func (o *Options) derpActiveFunc() func() {
// of NewConn. Mostly for tests. // of NewConn. Mostly for tests.
func newConn() *Conn { func newConn() *Conn {
c := &Conn{ c := &Conn{
sendLogLimit: rate.NewLimiter(rate.Every(1*time.Minute), 1),
derpRecvCh: make(chan derpReadResult), derpRecvCh: make(chan derpReadResult),
derpStarted: make(chan struct{}), derpStarted: make(chan struct{}),
peerLastDerp: make(map[key.Public]int), peerLastDerp: make(map[key.Public]int),