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contrib-munin/plugins/system/systemd_units
2016-10-27 18:19:16 +02:00

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#!/bin/sh
# -*- sh -*-
: << =cut
=head1 NAME
systemd - Plugin to monitor systemd units state
=head1 APPLICABLE SYSTEMS
Linux systems with systemd installed.
=head1 CONFIGURATION
None needed.
=head1 AUTHOR
Olivier Mehani <shtrom+munin@ssji.net>
=head1 LICENSE
GPLv2
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=cut
states="active \
reloading \
inactive \
failed \
activating \
deactivating"
autoconf() {
which systemctl >/dev/null && \
systemctl --state=failed --no-pager --no-legend >/dev/null 2>&1 && echo yes || echo "no (No systemctl or error running it)"
}
config () {
cat << EOF
graph_title Systemd units state
graph_args -l 0
graph_category system
graph_scale no
graph_vlabel units
EOF
for state in $states; do
echo "$state.label $state"
echo "$state.draw AREASTACK"
if [ "$state" = "failed" ]; then
echo "$state.warning 0"
echo "$state.critical 10"
fi
done
}
fetch () {
tmp=$(systemctl --no-pager --no-legend --all | awk '{print $1, $3}')
for state in $states ; do
count=$(echo "$tmp" | grep -c "$state$")
echo "$state.value $count"
extinfo=$(echo "$tmp" | grep "$state$" | cut -d " " -f 1 | tr '\n' ' ')
if [ -n "$extinfo" ]; then
echo "$state.extinfo" "$extinfo"
fi
done
}
case $1 in
"autoconf")
autoconf
;;
"config")
config
;;
*)
fetch
;;
esac