From 6f18fbce8dc70cfa8815f1cdb68294ef67455489 Mon Sep 17 00:00:00 2001
From: Andrew Dunham <andrew@du.nham.ca>
Date: Thu, 12 Jan 2023 12:58:06 -0500
Subject: [PATCH] tailcfg: document zero value for KeyExpiry

Change-Id: I50889f0205ecf66c415f50f9019c190448c991fc
Signed-off-by: Andrew Dunham <andrew@du.nham.ca>
---
 tailcfg/tailcfg.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tailcfg/tailcfg.go b/tailcfg/tailcfg.go
index 5b7acc549..f3fda7027 100644
--- a/tailcfg/tailcfg.go
+++ b/tailcfg/tailcfg.go
@@ -188,7 +188,7 @@ type Node struct {
 	Sharer UserID `json:",omitempty"`
 
 	Key          key.NodePublic
-	KeyExpiry    time.Time
+	KeyExpiry    time.Time                  // the zero value if this node does not expire
 	KeySignature tkatype.MarshaledSignature `json:",omitempty"`
 	Machine      key.MachinePublic
 	DiscoKey     key.DiscoPublic