From 2a82804c0c2dd3a3f75c982ece091e950d66e187 Mon Sep 17 00:00:00 2001
From: Kyle Havlovitz <kylehav@gmail.com>
Date: Wed, 8 Feb 2017 19:45:13 -0500
Subject: [PATCH] Make join exit non-zero if no nodes were joined

---
 command/join.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/command/join.go b/command/join.go
index 88255e54b..3ff34afc5 100644
--- a/command/join.go
+++ b/command/join.go
@@ -57,6 +57,11 @@ func (c *JoinCommand) Run(args []string) int {
 		}
 	}
 
+	if joins == 0 {
+		c.Ui.Error("Failed to join any nodes.")
+		return 1
+	}
+
 	c.Ui.Output(fmt.Sprintf(
 		"Successfully joined cluster by contacting %d nodes.", joins))
 	return 0