From 17c5116d469f79d5fba20e50fc414932f3ce681d Mon Sep 17 00:00:00 2001
From: Jordan Whited <jordan@tailscale.com>
Date: Wed, 16 Jul 2025 11:19:21 -0700
Subject: [PATCH] ipn/ipnlocal: sort tailscale debug peer-relay-servers slice
 (#16579)

Updates tailscale/corp#30036

Signed-off-by: Jordan Whited <jordan@tailscale.com>
---
 ipn/localapi/localapi.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ipn/localapi/localapi.go b/ipn/localapi/localapi.go
index fb024039b..d7c64b917 100644
--- a/ipn/localapi/localapi.go
+++ b/ipn/localapi/localapi.go
@@ -697,7 +697,10 @@ func (h *Handler) serveDebug(w http.ResponseWriter, r *http.Request) {
 		}
 		h.b.DebugForcePreferDERP(n)
 	case "peer-relay-servers":
-		servers := h.b.DebugPeerRelayServers()
+		servers := h.b.DebugPeerRelayServers().Slice()
+		slices.SortFunc(servers, func(a, b netip.AddrPort) int {
+			return a.Compare(b)
+		})
 		err = json.NewEncoder(w).Encode(servers)
 		if err == nil {
 			return