Add mulitipathd_info text collector example (#1375)

multipathd_info is a script that exposes device mapper multipathing metrics from multipathd daemon. Signed-off-by: Saket Sinha <[email protected]>
prometheus · Jun 25, 2019 · e972e38 · e972e38
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commit e972e38
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diff --git a/text_collector_examples/multipathd_info b/text_collector_examples/multipathd_info
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+#!/bin/sh
+#
+# Description: Expose device mapper multipathing metrics from multipathd.
+#
+# Author: Saket Sinha <[email protected]>
+
+echo '# HELP node_dmpath_info State info for dev-mapper path'
+echo '# TYPE node_dmpath_info gauge'
+/sbin/multipathd show paths format '%d %t %T' | /usr/bin/awk '{ if ( NR > 1) {print "node_dmpath_info{device=\""$1"\"," "dm_path_state=\""$2"\"," "path_state=\""$3"\"}" " 1"}}'