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ipn/localapi: count localapi requests to metric endpoints

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Updates tailscale/corp#22075

Signed-off-by: Anton Tolchanov <anton@tailscale.com>
This commit is contained in:
Anton Tolchanov 2024-11-26 18:13:17 +00:00 committed by Anton Tolchanov
parent e87b71ec3c
commit bb80f14ff4
1 changed files with 5 additions and 1 deletions
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4
ipn/localapi/localapi.go
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@ -563,6 +563,7 @@ func (h *Handler) serveLogTap(w http.ResponseWriter, r *http.Request) {
}
func (h *Handler) serveMetrics(w http.ResponseWriter, r *http.Request) {
metricDebugMetricsCalls.Add(1)
// Require write access out of paranoia that the metrics
// might contain something sensitive.
if !h.PermitWrite {
@ -576,6 +577,7 @@ func (h *Handler) serveMetrics(w http.ResponseWriter, r *http.Request) {
// serveUserMetrics returns user-facing metrics in Prometheus text
// exposition format.
func (h *Handler) serveUserMetrics(w http.ResponseWriter, r *http.Request) {
metricUserMetricsCalls.Add(1)
h.b.UserMetricsRegistry().Handler(w, r)
}
@ -2973,6 +2975,8 @@ var (
// User-visible LocalAPI endpoints.
metricFilePutCalls = clientmetric.NewCounter("localapi_file_put")
metricDebugMetricsCalls = clientmetric.NewCounter("localapi_debugmetric_requests")
metricUserMetricsCalls = clientmetric.NewCounter("localapi_usermetric_requests")
)
// serveSuggestExitNode serves a POST endpoint for returning a suggested exit node.