wgengine/magicsock: suppress TSMP disco advert when bestAddr is peer relay

Updates #20156 Signed-off-by: Jordan Whited <jordan@tailscale.com>
2026-06-18 11:43:00 -07:00
parent 00b9e8d8ce
commit 54005752a5
3 changed files with 65 additions and 4 deletions
@@ -1841,6 +1841,8 @@ type addrQuality struct {
 	wireMTU          tstun.WireMTU
 }

+func (a addrQuality) isZero() bool { return a == addrQuality{} }
+
 func (a addrQuality) String() string {
 	// TODO(jwhited): consider including relayServerDisco
 	return fmt.Sprintf("%v@%v+%v", a.epAddr, a.latency, a.wireMTU)