Alex Valiushko 01d0bdd253 cmd/derper,derp: add metrics for rate limit hits (#19560) ...

Expvars track count of rate limiters exceeding their threshold.
Covers (1) global rate limiter and (2) total of local rate limiters.

Also publish optional rate-limit metrics during ExpVar() call
if -rate-config is specified. Fixes current rate-limit metrics
being published outside of "derp" in /debug/vars.

Updates tailscale/corp#38509

Change-Id: Ic7f5a1e890d0d7d3d7b679daa4b5f8926a6a6964
Signed-off-by: Alex Valiushko <alexvaliushko@tailscale.com>

2026-04-29 10:29:09 -07:00

..

testdata

derp/derpserver: split off derp.Server out of derp into its own package

2025-09-24 09:19:01 -07:00

derpserver_default.go

all: remove AUTHORS file and references to it

2026-01-23 15:49:45 -08:00

derpserver_linux.go

all: remove AUTHORS file and references to it

2026-01-23 15:49:45 -08:00

derpserver_test.go

cmd/derper,derp: add metrics for rate limit hits (#19560)

2026-04-29 10:29:09 -07:00

derpserver.go

cmd/derper,derp: add metrics for rate limit hits (#19560)

2026-04-29 10:29:09 -07:00

handler.go

all: remove AUTHORS file and references to it

2026-01-23 15:49:45 -08:00