From 08aa037dd3ace68f48c303270847c59a2c8d5cef Mon Sep 17 00:00:00 2001
From: Sean Chittenden <sean@chittenden.org>
Date: Thu, 31 Mar 2016 15:10:19 -0700
Subject: [PATCH] Guard against a node name containing pure whitespace for real

---
 command/agent/command.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/command/agent/command.go b/command/agent/command.go
index dfd24ef57..c11b90c5c 100644
--- a/command/agent/command.go
+++ b/command/agent/command.go
@@ -169,8 +169,8 @@ func (c *Command) readConfig() *Config {
 		}
 		config.NodeName = hostname
 	}
-	hostname = strings.TrimSpace(hostname)
-	if hostname == "" {
+	config.NodeName = strings.TrimSpace(config.NodeName)
+	if config.NodeName == "" {
 		c.Ui.Error("Node name can not be empty")
 		return nil
 	}