From d39a5e441701bc407fe522b22cc88fde302b615f Mon Sep 17 00:00:00 2001
From: Maisem Ali <maisem@tailscale.com>
Date: Fri, 24 Mar 2023 13:16:14 -0700
Subject: [PATCH] tsnet: support TS_AUTH_KEY variant too

Signed-off-by: Maisem Ali <maisem@tailscale.com>
---
 tsnet/tsnet.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tsnet/tsnet.go b/tsnet/tsnet.go
index ee4e4db0b..60acbccbd 100644
--- a/tsnet/tsnet.go
+++ b/tsnet/tsnet.go
@@ -415,7 +415,10 @@ func (s *Server) getAuthKey() string {
 	if v := s.AuthKey; v != "" {
 		return v
 	}
-	return os.Getenv("TS_AUTHKEY")
+	if v := os.Getenv("TS_AUTHKEY"); v != "" {
+		return v
+	}
+	return os.Getenv("TS_AUTH_KEY")
 }
 
 func (s *Server) start() (reterr error) {