ungleich-tools/monit-ceph-create-start

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#!/bin/sh
# Nico Schottelius, 2018-02-22
# Copyright ungleich glarus ag
if [ $# -ne 1 ]; then
echo "$0: to monitor"
echo "f.i. osd.17 or mon.server4"
exit 1
fi
to_monitor=$1
set -e
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depends="cephrundir"
conf="/etc/monit/conf.d/$to_monitor"
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daemon=$(echo $to_monitor | awk -F . '{ print $1 }')
id=$(echo $to_monitor | awk -F . '{ print $2 }')
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case "$daemon" in
osd)
depends="${depends}, ${to_monitor}-whoami"
cat > "$conf" <<EOF
check file ${to_monitor}-whoami with path /var/lib/ceph/osd/ceph-${id}/whoami
if content != "${id}" then alert
EOF
;;
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esac
cat >> "$conf" <<EOF
# Generated by $0
check process ${to_monitor} with pidfile /var/run/ceph/${to_monitor}.pid
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start program = "/usr/bin/ceph-${daemon} -i ${id} --pid-file /var/run/ceph/${daemon}.${id}.pid -c /etc/ceph/ceph.conf --cluster ceph --setuser ceph --setgroup ceph" with timeout 3600 seconds
stop program = "/usr/bin/pkill -f '/usr/bin/ceph-${daemon} -i ${id}'"
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depends on $depends
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EOF
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/etc/init.d/monit restart
# monit reload
sleep 1
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monit start "${to_monitor}"