From 48c47f5841f3b0695fe08929023d1db849e6251d Mon Sep 17 00:00:00 2001
From: Nate Brown <nbrown.us@gmail.com>
Date: Tue, 30 Nov 2021 10:31:33 -0600
Subject: [PATCH] Warn if no lighthouses were configured on a non lighthouse
 node (#587)

---
 CHANGELOG.md | 4 ++++
 main.go      | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 04a6009..aa6f79a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Warn when a non lighthouse node does not have lighthouse hosts configured. (#587)
+
 ## [1.5.0] - 2021-11-11
 
 ### Added
diff --git a/main.go b/main.go
index c8384d4..fcd1200 100644
--- a/main.go
+++ b/main.go
@@ -249,6 +249,10 @@ func Main(c *config.C, configTest bool, buildVersion string, logger *logrus.Logg
 		lighthouseHosts[i] = iputil.Ip2VpnIp(ip)
 	}
 
+	if !amLighthouse && len(lighthouseHosts) == 0 {
+		l.Warn("No lighthouses.hosts configured, this host will only be able to initiate tunnels with static_host_map entries")
+	}
+
 	lightHouse := NewLightHouse(
 		l,
 		amLighthouse,