From 53fc3e6e2f0107cfe2ca6415cb7bc099aa911400 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20W=C3=BCrbach?= <johannes.wuerbach@googlemail.com>
Date: Thu, 2 Mar 2017 14:39:28 +0100
Subject: [PATCH] Allow to disable sending a host tag

This allows to disable sending a host tag by setting the host to false.
---
 lib/librato.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/librato.js b/lib/librato.js
index 6db792b..e927b99 100644
--- a/lib/librato.js
+++ b/lib/librato.js
@@ -635,8 +635,10 @@ exports.init = function librato_init(startup_time, config, events, logger)
       writeToLegacy = config.librato.writeToLegacy;
     }
     
-    // Set host as a global tag. Defaults to os.hostname()
-    tags.host = hostName;
+    // Set host as a global tag. Defaults to os.hostname(). Can be disabled by setting host to false.
+    if (hostName) {
+      tags.host = hostName;
+    }
   }
 
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