wgengine/magicsock: export packet drop metric for outbound errors

This required sharing the dropped packet metric between two packages (tstun and magicsock), so I've moved its definition to util/usermetric. Updates tailscale/corp#22075 Signed-off-by: Anton Tolchanov <anton@tailscale.com>
2024-10-29 09:19:40 +00:00
parent 532b26145a
commit b4f46c31bb
7 changed files with 127 additions and 38 deletions
@@ -19,6 +19,9 @@ import (
 // Registry tracks user-facing metrics of various Tailscale subsystems.
 type Registry struct {
 	vars expvar.Map
+
+	// m contains common metrics owned by the registry.
+	m Metrics
 }

 // NewMultiLabelMapWithRegistry creates and register a new