amavisd-new

   1 #!/bin/sh
   2 #
   3 # Name: amavisd-new
   4 # Description: Munin plugin to monitor amavisd-new mail-filter
   5 #              Based on a plugin authored by Fili Wiese that may be found on
   6 #              http://muninexchange.projects.linpro.no/ under the name
   7 #              amavis-debian with some addition to show all type of amavis
   8 #              mails statuses: Total, Clean, Spammy, spam, Infected, Banned,
   9 #              Bad-header and other
  10 #
  11 # Parameters understood:
  12 #       config   (required)
  13 #       autoconf (optional)
  14 #
  15 # Config variables:
  16 #   AMAVIS_LOG  - file where amavis logs are written
  17 #       STATEFILE       - file which is needed to keep track of AMAVIS_LOG
  18 #       LOGTAIL         - location of logtail
  19 #       BC              - location of bc
  20 #
  21 # Copyright (C) 2010 Emmanuel Lacour <elacour@home-dn.net>
  22 #
  23 #  This program is free software; you can redistribute it and/or modify
  24 #  it under the terms of the GNU General Public License as published by
  25 #  the Free Software Foundation; either version 2 of the License, or
  26 #  (at your option) any later version.
  27 #
  28 #  This program is distributed in the hope that it will be useful,
  29 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  30 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  31 #  GNU General Public License for more details.
  32 #
  33 #  You should have received a copy of the GNU General Public License
  34 #  along with this program; if not, write to the Free Software
  35 #  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,
  36 #  USA.
  37 #
  38
  39 AMAVIS_LOG=${logfile:-/var/log/mail.log}
  40 STATEFILE=/var/lib/munin/plugin-state/amavisd-new.offset
  41 LOGTAIL=${logtail:-`which logtail`}
  42 BC=${bc:-`which bc`}
  43
  44 mktempfile () {
  45         mktemp
  46 }
  47
  48 if [ "$1" = "autoconf" ]; then
  49         if [ -f "${AMAVIS_LOG}" -a -n "${LOGTAIL}" -a -x "${LOGTAIL}" -a -n "${BC}" -a -x "${BC}" ] ; then
  50                 echo yes
  51                 exit 0
  52         else
  53                 echo no
  54                 exit 1
  55         fi
  56 fi
  57
  58 if [ "$1" = "config" ]; then
  59         echo 'graph_title Amavisd-new statistics'
  60         echo 'graph_category amavis'
  61         echo 'graph_order total clean spammy spam infected banned badh other'
  62         echo 'graph_vlabel Mails'
  63         echo 'graph_scale no'
  64         echo 'total.info Total count of emails'
  65         echo 'total.label Total'
  66         echo 'total.draw AREA'
  67         echo 'clean.info Count of clean emails'
  68         echo 'clean.label Clean'
  69         echo 'clean.draw LINE1'
  70         echo 'spammy.info Count of spams emails (tag2 level)'
  71         echo 'spammy.label Spammy'
  72         echo 'spammy.draw LINE1'
  73         echo 'spam.info Count of spams emails (kill level)'
  74         echo 'spam.label Spam'
  75         echo 'spam.draw LINE1'
  76         echo 'infected.info Count of infected emails (virus)'
  77         echo 'infected.label Infected'
  78         echo 'infected.draw LINE1'
  79         echo 'banned.info Count of emails with banned files'
  80         echo 'banned.label Banned'
  81         echo 'banned.draw LINE1'
  82         echo 'badh.info Count of emails with bad headers'
  83         echo 'badh.label Bad-header'
  84         echo 'badh.draw LINE1'
  85         echo 'other.info Count of emails that dont fit other categories'
  86         echo 'other.label Others'
  87         echo 'other.draw LINE1'
  88         exit 0
  89 fi
  90
  91 clean=0
  92 infected=0
  93 spammy=0
  94 spam=0
  95 banned=0
  96 badh=0
  97 other=0
  98 total=0
  99
 100 ARGS=0
 101 `$LOGTAIL -f /etc/hosts 2>/dev/null >/dev/null`
 102 if [ $? = 66 ]; then
 103     if [ ! -n "$logtail" ]; then
 104         ARGS=1
 105     fi
 106 fi
 107
 108 TEMP_FILE=$(mktempfile munin-amavisd-new.XXXXXX)
 109
 110 if [ -n "$TEMP_FILE" -a -f "$TEMP_FILE" ]
 111 then
 112         if [ $ARGS != 0 ]; then
 113             $LOGTAIL -f ${AMAVIS_LOG} -o $STATEFILE | grep 'amavis\[.*\]:' | grep -v 'TIMED OUT' > ${TEMP_FILE}
 114         else
 115             $LOGTAIL -f ${AMAVIS_LOG} -o $STATEFILE | grep 'amavis\[.*\]:' | grep -v 'TIMED OUT' > ${TEMP_FILE}
 116         fi
 117         total=$(wc -l < ${TEMP_FILE})
 118         clean=$(grep -Ec '(Passed|Blocked) CLEAN' ${TEMP_FILE})
 119         infected=$(grep -Ec '(Passed|Blocked) INFECTED' ${TEMP_FILE})
 120         spammy=$(grep -Ec '(Passed|Blocked) SPAMMY' ${TEMP_FILE})
 121         spam=$(grep -E '(Passed|Blocked) SPAM' ${TEMP_FILE} | grep -Ev '(Passed|Blocked) SPAMMY' | wc -l)
 122         banned=$(grep -Ec '(Passed|Blocked) BANNED' ${TEMP_FILE})
 123         badh=$(grep -Ec '(Passed|Blocked) BAD-HEADER' ${TEMP_FILE})
 124         other=$(echo ${total}-${clean}-${infected}-${spammy}-${spam}-${banned}-${badh} | ${BC})
 125
 126         /bin/rm -f $TEMP_FILE
 127 fi
 128
 129
 130 echo "clean.value ${clean}"
 131 echo "infected.value ${infected}"
 132 echo "spammy.value ${spammy}"
 133 echo "spam.value ${spam}"
 134 echo "banned.value ${banned}"
 135 echo "badh.value ${badh}"
 136 echo "other.value ${other}"
 137 echo "total.value ${total}"
 138
 139