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#!/bin/sh
# Munin plugin for monitoring the Postfix mail queue in multi-instance
# systems. Symlink/rename to 'postfix_mailqueue_$SPOOLDIR'.
# Copyright © 2015 Guilhem Moulin <guilhem@fripost.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
PATH=/usr/bin:/bin:/usr/sbin:/sbin
name="${0##*/}"
[ "${name#postfix_mailqueue_}" != "$name" ] && postfix="${name#postfix_mailqueue_}" || postfix=
SPOOLDIR="/var/spool/${postfix:-postfix}"
. $MUNIN_LIBDIR/plugins/plugin.sh
case "${1:-}" in
config) cat <<- EOF
graph_title Postfix mailqueue ($([ -n "$postfix" -a "$postfix" != postfix ] && echo "'${postfix#postfix-}'" || echo default) instance)
graph_vlabel Mails in queue
graph_args --base 1000 -l 0
graph_scale no
graph_category postfix
graph_total Total
active.label active
deferred.label deferred
maildrop.label maildrop
incoming.label incoming
corrupt.label corrupt
hold.label held
EOF
for field in active deferred maildrop incoming corrupt hold; do
print_warning "$field"
print_critical "$field"
done
exit 0
;;
esac
for field in active deferred maildrop incoming corrupt hold; do
if [ -d "$SPOOLDIR/$field" ]; then
echo $field.value $(find "$SPOOLDIR/$field" -type f | wc -l)
else
echo $field.value U
fi
done
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