mirror of
https://github.com/munin-monitoring/contrib.git
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161f2bb534
Updated to allow admin to set custom values for warning and critical levels for all `$state` fields.
97 lines
1.8 KiB
Bash
Executable file
97 lines
1.8 KiB
Bash
Executable file
#!/bin/sh
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# -*- sh -*-
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: << =cut
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=head1 NAME
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systemd - Plugin to monitor systemd units state
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=head1 APPLICABLE SYSTEMS
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Linux systems with systemd installed.
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=head1 CONFIGURATION
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None needed. You may optionally pass warning and critical values for any of the possible states (active,
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reloading, inactive, failed, activating, deactivating) like so:
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[systemd_units]
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env.failed_warning 0
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env.failed_critical 5
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env.inactive_warning 10
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env.inactive_critical 20
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=head1 AUTHOR
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Olivier Mehani <shtrom+munin@ssji.net>
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=head1 LICENSE
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GPLv2
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=head1 MAGIC MARKERS
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#%# family=auto
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#%# capabilities=autoconf
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=cut
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. $MUNIN_LIBDIR/plugins/plugin.sh
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states="active \
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reloading \
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inactive \
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failed \
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activating \
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deactivating"
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autoconf() {
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which systemctl >/dev/null && \
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systemctl --state=failed --no-pager --no-legend >/dev/null 2>&1 && echo yes || echo "no (No systemctl or error running it)"
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}
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config () {
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cat << EOF
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graph_title Systemd units state
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graph_args -l 0
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graph_category system
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graph_scale no
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graph_vlabel units
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EOF
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for state in $states; do
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echo "$state.label $state"
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echo "$state.draw AREASTACK"
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# Set default alert levels for failed units
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if [ "$state" = "failed" ]; then
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failed_warning="${failed_warning:-0}" print_warning $state
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failed_critical="${failed_critical:-10}" print_critical $state
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else
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print_warning $state
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print_critical $state
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fi
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done
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}
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fetch () {
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tmp=$(systemctl --no-pager --no-legend --all | awk '{print $1, $3}')
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for state in $states ; do
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count=$(echo "$tmp" | grep -c "$state$")
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echo "$state.value $count"
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extinfo=$(echo "$tmp" | grep "$state$" | cut -d " " -f 1 | tr '\n' ' ')
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if [ -n "$extinfo" ]; then
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echo "$state.extinfo" "$extinfo"
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fi
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done
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}
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case $1 in
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"autoconf")
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autoconf
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;;
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"config")
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config
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;;
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*)
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fetch
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;;
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esac
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