-#!/bin/bash
+# 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_
# _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
hddtemp_update() {
# local all=( `nc $hddtemp_host $hddtemp_port | sed -e 's/||/\n/g;s/^|//' | cut -d '|' -f3` )
# local all=( `nc $hddtemp_host $hddtemp_port | awk 'BEGIN { FS="|" };{i=4; while (i <= NF) {print $i+0;i+=5;};}'` )
- IFS="|" all=( $(nc $hddtemp_host $hddtemp_port) )
+ OLD_IFS=$IFS
+ set -f
+ IFS="|" all=( $(nc $hddtemp_host $hddtemp_port 2>/dev/null) )
+ set +f
+ IFS=$OLD_IFS
+
+ # check if there is some data
+ if [ -z "${all[3]}" ]; then
+ return 1
+ fi
# write the result of the work.
echo "BEGIN hddtemp.temperature $1"