client,cmd/tailscale,ipn/{ipnlocal,localapi}: add debug CLI command to clear netmap caches (#19213)

This is a follow-up to #19117, adding a debug CLI command allowing the operator to explicitly discard cached netmap data, as a safety and recovery measure. Updates #12639 Change-Id: I5c3c47c0204754b9c8e526a4ff8f69d6974db6d0 Signed-off-by: M. J. Fromberger <fromberger@tailscale.com>
2026-04-02 12:06:39 -07:00
parent d6b626f5bb
commit eaa5d9df4b
4 changed files with 77 additions and 9 deletions
@@ -241,6 +241,8 @@ func (h *Handler) serveDebug(w http.ResponseWriter, r *http.Request) {
 		if err == nil {
 			return
 		}
+	case "clear-netmap-cache":
+		h.b.ClearNetmapCache(r.Context())
 	case "":
 		err = fmt.Errorf("missing parameter 'action'")
 	default: