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| author | James Tucker <james@tailscale.com> | 2025-01-21 13:17:21 -0800 |
|---|---|---|
| committer | James Tucker <james@tailscale.com> | 2025-01-21 13:19:58 -0800 |
| commit | 900b64403d097ac7260fa18cff1ec718ec2b39c7 (patch) | |
| tree | b96a5ba62719805a1045564b8928a4224949284f | |
| parent | 51adaec35a3e4d25df88d81e6264584e151bd33d (diff) | |
| download | tailscale-raggi/natc-upstream-keepalive.tar.xz tailscale-raggi/natc-upstream-keepalive.zip | |
cmd/natc: send TCP keepalives to upstreamsraggi/natc-upstream-keepalive
Idle connections may silently close, detect those closures with TCP
keeliave.
Updates tailscale/corp#25169
Signed-off-by: James Tucker <james@tailscale.com>
| -rw-r--r-- | cmd/natc/natc.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/natc/natc.go b/cmd/natc/natc.go index d94523c6e..5df060f76 100644 --- a/cmd/natc/natc.go +++ b/cmd/natc/natc.go @@ -475,7 +475,8 @@ func proxyTCPConn(c net.Conn, dest string) { }, } p.AddRoute(addrPortStr, &tcpproxy.DialProxy{ - Addr: fmt.Sprintf("%s:%s", dest, port), + Addr: fmt.Sprintf("%s:%s", dest, port), + KeepAlivePeriod: time.Second, }) p.Start() } |