3 Commits (02ad21717fdc8ef9e95bccb4cda7fa77a7d2cd4e)

Author	SHA1	Message	Date
James Tucker	114d1caf55	derp/xdp: retain the link so that the fd is not closed ... BPF links require that the owning FD remains open, this FD is embedded into the RawLink returned by the attach function and must live for the duration of the server. Updates ENG-4274 Signed-off-by: James Tucker <james@tailscale.com>	2 years ago
Jordan Whited	a93173b56a	cmd/xdpderper,derp/xdp: implement mode that drops STUN packets (#12527) ... This is useful during maintenance as a method for shedding home client load. Updates tailscale/corp#20689 Signed-off-by: Jordan Whited <jordan@tailscale.com>	2 years ago
Jordan Whited	65888d95c9	derp/xdp,cmd/xdpderper: initial skeleton (#12390) ... This commit introduces a userspace program for managing an experimental eBPF XDP STUN server program. derp/xdp contains the eBPF pseudo-C along with a Go pkg for loading it and exporting its metrics. cmd/xdpderper is a package main user of derp/xdp. Updates tailscale/corp#20689 Signed-off-by: Jordan Whited <jordan@tailscale.com>	2 years ago