File check_systemd_timer.sh of Package monitoring-plugins-systemd_timer

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File check_systemd_timer.sh of Package monitoring-plugins-systemd_timer

#!/bin/bash

# Copyright (C) 2017 Andreas Bader <development -(at)- geekparadise.de>
# based on nagios-plugin-systemd-servicer of Mohamed El Morabity <melmorabity@fedoraproject.com>
#
# This module is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# This software is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.

PLUGINDIR=$(dirname $0)
. $PLUGINDIR/utils.sh

CHECK_IDLE=0
if [ "$1" = "-idle" ] ; then
    CHECK_IDLE=1
    shift
fi
if [ $# -ne 4 ]; then
    echo "Usage: ${0##*/} [-idle] <service name> <timer name> <time in seconds between runs that is not warning> <time in seconds between runs thar is not critical>" >&2
    echo "       -idle check time since idling, not since last start" >&2
    exit $STATE_UNKNOWN
fi

service=$1
timer=$2
warning=$3
critical=$4

status=$(systemctl status ${service}.service 2>/dev/null | grep "not-found" | wc -l)
if [ $status -gt 0 ]; then
    echo "ERROR: service ${service}.service doesn't exist"
    exit $STATE_CRITICAL
fi

status=$(systemctl status ${timer}.timer 2>/dev/null | grep "not-found" | wc -l)
if [ $status -gt 0 ]; then
    echo "ERROR: timer ${timer}.timer doesn't exist"
    exit $STATE_CRITICAL
fi

if [ "$CHECK_IDLE" = "0" ] ; then
    last_execution_date=$(date -d "$(systemctl show -p InactiveExitTimestamp ${service}.service | sed "s/InactiveExitTimestamp=//g" | sed "s/^[ A-Za-z]* //g")" +%s)
    now_date=$(date +%s)
    diff=$(( $now_date-$last_execution_date ))

if [ $diff -gt $critical ]; then
	echo "ERROR: service ${service}.service was executed $diff seconds ago."
	exit $STATE_CRITICAL
    elif [ $diff -gt $warning ]; then
	echo "WARNING: service ${service}.service was executed $diff seconds ago."
	exit $STATE_WARNING
    fi
else
    idle_since_date=$(date -d "$(systemctl show -p InactiveEnterTimestamp ${service}.service | sed "s/InactiveEnterTimestamp=//g" | sed "s/^[ A-Za-z]* //g")" +%s)
    now_date=$(date +%s)
    diff=$(( $now_date-$idle_since_date ))

if [ $diff -gt $critical ]; then
	echo "ERROR: service ${service}.service has been idle since $diff seconds."
	exit $STATE_CRITICAL
    elif [ $diff -gt $warning ]; then
	echo "WARNING: service ${service}.service has been idle since $diff seconds."
	exit $STATE_WARNING
    fi
fi
systemctl --quiet is-active ${timer}.timer
if [ $? -ne 0 ]; then
    echo "ERROR: timer ${timer}.timer is not running"
    exit $STATE_CRITICAL
fi

systemctl --quiet is-active ${service}.service
if [ $? -eq 0 ]; then
    # if is running at the moment it is okay
    echo "OK: service ${service}.service was started $diff seconds ago and is running."
    exit $STATE_OK
else
    # if not running, we check if it was succesful
    state_msg=$(systemctl show -p Result ${service}.service | sed "s/Result=//g")
    state=$(echo $state_msg | grep "success" | wc -l)
    stateError=$(echo $state_msg | grep "failed" | wc -l)
    if [ $state -ne 1 -o $stateError -ne 0 ]; then
        echo "ERROR: service ${service}.service was executed $diff seconds ago and exited with status $state_msg."
        exit $STATE_CRITICAL
    fi

echo "OK: service ${service}.service was running $diff seconds ago."
exit $STATE_OK

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File check_systemd_timer.sh of Package monitoring-plugins-systemd_timer

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