/usr/share/munin/plugins/courier_ is in munin-plugins-extra 2.0.33-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | #!/bin/sh
# -*- sh -*-
: << =cut
=head1 NAME
courier_ - plugin to graph courier logins and logouts
=head1 APPLICABLE SYSTEMS
Any system with a courier imap/pop3 server and logtail installed
=head1 CONFIGURATION
The configuration variables are:
logtail - path to the logtail script
logfile - log file from courier
service - which courier service to graph
Service names for courier are "imaplogin" and "courierpop3login".
Good symlink names for this plugin is "courier_imaplogin" and
"courier_courierpop3login", which will set the "service" environment
variable to "imaplogin" and "courierpop3login", respectively.
The default configuration is:
[courier_*]
env.logtail /usr/sbin/logtail
env.logfile /var/log/mail.log
env.service <Whatever follows "courier_" in the file name>
=head1 MAGIC MARKERS
#%# family=contrib
#%# capabilities=autoconf
=head1 BUGS
None known
=head1 AUTHOR
# Coypright Micah Anderson <micah@riseup.net>
# Jan 22, 2005
=head1 LICENSE
Unknown
=cut
# Set the location of the courier logs
COURIER_LOG=${logfile:-/var/log/mail.log}
SERVICE=${service:-`basename $0 | sed 's/^courier_//g'`}
OFFSET_FILE=${MUNIN_PLUGSTATE}/courier_${SERVICE}.offset
LOGTAIL=${logtail:-/usr/sbin/logtail}
mktempfile () {
mktemp -p /tmp/ $1
}
case $1 in
autoconf|detect)
if [ -f ${COURIER_LOG} -a -x ${LOGTAIL} ]
then
# Makes no sense for wildcard plugin to autoconf to yes
# unless you can provide suggestions.
echo no
exit 0
else
echo "no (either $COURIER_LOG was not found, or logtail was not in your path)"
exit 0
fi
;;
config)
cat <<EOF
graph_title Courier $SERVICE Connections
graph_vlabel Number of Connections
graph_total Total
connection.label connections
disconnected.label disconnections
login.label logins
logout.label logouts
EOF
exit 0
;;
esac
ARGS=0
`$LOGTAIL /etc/hosts 2>/dev/null >/dev/null`
if [ $? = 66 ]; then
if [ ! -n "$logtail" ]; then
ARGS=1
fi
fi
TEMP_FILE=`mktempfile munin-courier.XXXXXX`
if [ -z "$TEMP_FILE" -o ! -f "$TEMP_FILE" ]; then
exit 3
fi
if [ $ARGS != 0 ]; then
${LOGTAIL} -f ${COURIER_LOG} -o ${OFFSET_FILE} | grep "$SERVICE" > ${TEMP_FILE}
else
${LOGTAIL} ${COURIER_LOG} ${OFFSET_FILE} | grep "$SERVICE" > ${TEMP_FILE}
fi
connection=`grep Connection ${TEMP_FILE} | wc -l`
disconnected=`grep DISCONNECTED ${TEMP_FILE} | wc -l`
login=`grep LOGIN ${TEMP_FILE} | wc -l`
logout=`grep LOGOUT ${TEMP_FILE} | wc -l`
rm ${TEMP_FILE}
echo "connection.value ${connection}"
echo "disconnected.value ${disconnected}"
echo "login.value ${login}"
echo "logout.value ${logout}"
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