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888d91f4e6
First, try to look for proc_path: config parameter. If it doesn't exist, fallback to old method, and extrapolate the configdirectory: config parameter
130 lines
3.7 KiB
Bash
Executable File
130 lines
3.7 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (C) 2009 - 2012 Andreas Thienemann <andreas@bawue.net>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Library General Public License as published by
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# the Free Software Foundation; version 2 only
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Library General Public License for more details.
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#
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# You should have received a copy of the GNU Library General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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: <<=cut
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=head1 NAME
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cyrus-imapd - Munin plugin to monitor the load on a cyrus imapd server
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=head1 CONFIGURATION
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The user running this plugin needs read and write access to the
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cyrus-imapd proc directory. You will need to add the following to the
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munin-node/plugin configuration:
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[cyrus-imapd]
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user root
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=head1 INTERPRETATION
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This plugin should be pretty self explanatory.
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It displays the following three datapoints:
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- Total number of open connections (both in authenticated and
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non-authenticated state)
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- Number of authenticated sessions
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- Number of unique users
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=head1 MAGIC MARKERS
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#%# family=contrib
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#%# capabilities=autoconf
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=head1 VERSION
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0.0.20120307
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=head1 BUGS
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None known. If you find any, please put in a ticket at <https://trac.bawue.org/munin/newticket>.
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=head1 AUTHOR
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Andreas Thienemann <andreas@bawue.net>
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=head1 LICENSE
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GPLv2
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=cut
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# IMAP Configuration Directory
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PROCDIR=$(awk -F : '/^proc_path:/ { gsub(/ /, "", $2); print $2 }' /etc/imapd.conf 2> /dev/null)
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if [ "x${PROCDIR}x" = "xx" ]; then
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CONFIGDIR=$(awk -F : '/^configdirectory:/ { gsub(/ /, "", $2); print $2 }' /etc/imapd.conf 2> /dev/null)
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PROCDIR="${CONFIGDIR}/proc"
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fi
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if [ "$1" = "autoconf" ]; then
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if [ "x${PROCDIR}x" != "xx" ] && [ -d ${PROCDIR} ]; then
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echo yes
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else
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echo "no (no cyrus-imapd procdir found)"
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fi
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exit 0
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fi
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# Check if we actually got some sensible data
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if [ "x${PROCDIR}x" = "xx" ]; then
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exit 1
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fi
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# If run with the "config"-parameter, give out information on how the
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# graphs should look.
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if [ "$1" = "config" ]; then
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echo 'graph_title Cyrus IMAPd Load'
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echo 'graph_args --base 1000 -l 0'
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echo 'graph_vlabel connections'
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echo 'graph_scale no'
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echo 'graph_category cyrus'
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echo 'graph_info Current connections to the imap server. <a href="http://trac.bawue.org/">bawue.net e.V. Trac repository</a>.'
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echo 'graph_order connections authenticated_users unique_users'
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echo 'connections.label Connections'
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echo 'connections.info Number of connections to the imap server.'
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echo 'authenticated_users.label Authenticated Users'
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echo 'authenticated_users.info Number of authenticated users logged into the imap server.'
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echo 'unique_users.label Unique Users'
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echo 'unique_users.info Number of unique users on the imap server.'
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# Last, if run with the "config"-parameter, quit here (don't
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# display any data)
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exit 0
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fi
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cons=$(ls ${PROCDIR} | wc -l)
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if [ $cons -gt 0 ]; then
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# Print the number of connections to the imap server
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echo "connections.value $cons"
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# Read the proc files and get the logged in users
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echo -n "authenticated_users.value "
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awk '{ split(substr($0, match($0, "]")+1), a); if (a[1] != "") print a[1] }' ${PROCDIR}/* | wc -l
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# Read the proc files and get the number of unique users
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echo -n "unique_users.value "
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awk '{ split(substr($0, match($0, "]")+1), a); if (a[1] != "") print a[1] }' ${PROCDIR}/* | sort -u | wc -l
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else
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echo "connections.value 0"
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echo "authenticated_users.value 0"
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echo "unique_users.value 0"
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fi
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