Munin contributed plugins

#!/bin/bash

#

# Plugin to monitor incoming Postgrey

#

# Parameters understood:

#

# 	config   (required)

# 	autoconf (optional)

#

mktempfile () {

mktemp -t 

}       

MAIL_LOG=${logfile:-/var/log/mail.log}

STATEFILE=/var/lib/munin/plugin-state/postgrey.offset

LOGTAIL=${logtail:-`which logtail`}

if [ "$1" = "autoconf" ]; then

        if [ -f "${MAIL_LOG}"  -a -n "${LOGTAIL}" -a -x "${LOGTAIL}" ] ; then

		echo yes

		exit 0

	else

		echo no

		exit 1

	fi

fi

if [ "$1" = "config" ]; then

	echo 'graph_title Postgrey daily filtering'

	echo 'graph_order delayed passed whitelisted'

	echo 'graph_category mail'

	echo 'graph_vlabel Count'

	echo 'graph_scale no'

##	echo 'graph_args --base 1000 -l 0'

	echo 'delayed.label delayed'

#	echo 'delayed.type DERIVE'

	echo 'passed.label passed'

#	echo 'passed.type DERIVE'

	echo 'whitelisted.label whitelisted'

#	echo 'whitelisted.type DERIVE'

        exit 0

fi

delayed=0

passed=0

whitelisted=0

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-postgrey.XXXXXX`

if [ -n "$TEMP_FILE" -a -f "$TEMP_FILE" ]

then

	if [ $ARGS != 0 ]; then

	    $LOGTAIL ${MAIL_LOG} $STATEFILE | grep 'post[fix|grey]' > ${TEMP_FILE}

	else

	    $LOGTAIL ${MAIL_LOG} $STATEFILE | grep 'post[fix|grey]' > ${TEMP_FILE}

	fi

	delayed=`grep 'Recipient address rejected.*Greylisted' ${TEMP_FILE} | wc -l`

	passed=`grep 'postgrey\[[0-9]*\]: delayed [0-9]* seconds:' ${TEMP_FILE} | wc -l` 

	whitelisted=`grep 'postgrey\[[0-9]*\]: whitelisted:' ${TEMP_FILE} | wc -l`

	/bin/rm -f $TEMP_FILE

fi

echo "delayed.value ${delayed}"

echo "passed.value ${passed}"

echo "whitelisted.value ${whitelisted}"