Merge pull request #1146 from ktsaou/master

[netdata.git] / charts.d / hddtemp.chart.sh

diff --git a/charts.d/hddtemp.chart.sh b/charts.d/hddtemp.chart.sh
index 41c3e2478092a7df949fe8cb0c8ca353e0abe00b..15895c5e160a71a845a586ab1f602492b26b3061 100755 (executable)
--- a/charts.d/hddtemp.chart.sh
+++ b/charts.d/hddtemp.chart.sh
@@ -1,5 +1,12 @@
 # no need for shebang - this file is loaded from charts.d.plugin
 
+# netdata
+# real-time performance and health monitoring, done right!
+# (C) 2016 Costa Tsaousis <costa@tsaousis.gr>
+# GPL v3+
+#
+# contributed by @paulfantom with PR #511
+
 # if this chart is called X.chart.sh, then all functions and global variables
 # must start with X_
 hddtemp_host="localhost"
@@ -13,7 +20,8 @@ hddtemp_priority=90000
 
 # _check is called once, to find out if this chart should be enabled or not
 hddtemp_check() {
-       nc $hddtemp_host $hddtemp_port &>/dev/null && return 0 || return 1
+    require_cmd nc || return 1
+       run nc $hddtemp_host $hddtemp_port && return 0 || return 1
 }
 
 # _create is called once, to create the charts