From 014ddd76f423cd6e8ee8f4e7a39d4a189dda1cbd Mon Sep 17 00:00:00 2001
From: Evgeny Kulev <interventor@mail.ru>
Date: Thu, 23 Jul 2015 00:55:03 +0300
Subject: [PATCH] add tag "port" to every redis metric

see issue https://github.com/influxdb/telegraf/issues/74
---
 plugins/redis/redis.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/plugins/redis/redis.go b/plugins/redis/redis.go
index 22f9cb076..d2f3dd374 100644
--- a/plugins/redis/redis.go
+++ b/plugins/redis/redis.go
@@ -188,7 +188,12 @@ func (g *Redis) gatherServer(addr *url.URL, acc plugins.Accumulator) error {
 			continue
 		}
 
-		tags := map[string]string{"host": addr.String()}
+		_, rPort, err := net.SplitHostPort(addr.Host)
+		if err != nil {
+			rPort = defaultPort
+		}
+		tags := map[string]string{"host": addr.String(), "port": rPort}
+
 		val := strings.TrimSpace(parts[1])
 
 		ival, err := strconv.ParseUint(val, 10, 64)