mirror of
https://github.com/munin-monitoring/contrib.git
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153 lines
3.7 KiB
Bash
Executable File
153 lines
3.7 KiB
Bash
Executable File
#!/bin/sh
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#
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# Munin Plugin
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# to count logins to your dovecot mailserver
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#
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# Created by Dominik Schulz <lkml@ds.gauner.org>
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# http://developer.gauner.org/munin/
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# Contributions by:
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# - Stephane Enten <tuf@delyth.net>
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#
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# Parameters understood:
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#
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# config (required)
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# autoconf (optional - used by munin-config)
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#
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# Config variables:
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#
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# logfile - Where to find the syslog file
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#
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# Add the following line to a file in /etc/munin/plugin-conf.d:
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# env.logfile /var/log/your/logfile.log
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#
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# Magic markers (optional - used by munin-config and installation scripts):
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#
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#%# family=auto
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#%# capabilities=autoconf
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######################
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# Configuration
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######################
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STAT_FILE=/var/lib/munin/plugin-state/plugin-dovecot.state
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EXPR_BIN=/usr/bin/expr
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LOGFILE=${logfile:-/var/log/mail.log}
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######################
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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echo 'graph_title Dovcecot Logins'
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echo 'graph_args --base 1000 -l 0'
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echo 'graph_vlabel Login Counters'
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echo 'login_total.label Total Logins'
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echo 'login_tls.label TLS Logins'
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echo 'login_ssl.label SSL Logins'
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echo 'login_imap.label IMAP Logins'
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echo 'login_pop3.label POP3 Logins'
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echo 'connected.label Connected Users'
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exit 0
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fi
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#############################
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# Initialization
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#############################
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if [ ! -r $STAT_FILE ]; then
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echo "TOTAL=0" > $STAT_FILE
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echo "TLS=0" >> $STAT_FILE
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echo "SSL=0" >> $STAT_FILE
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echo "IMAP=0" >> $STAT_FILE
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echo "POP3=0" >> $STAT_FILE
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fi
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#############################
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######################
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# Total Logins
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######################
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echo -en "login_total.value "
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NEW_TOTAL=$(egrep 'dovecot.*Login' $LOGFILE | grep "`date '+%b %e'`" | sort | wc -l)
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OLD_TOTAL=$(grep TOTAL $STAT_FILE | cut -f2 -d '=')
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TOTAL=$($EXPR_BIN $NEW_TOTAL - $OLD_TOTAL)
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if [ $TOTAL -gt 0 ]; then
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echo "$TOTAL"
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else
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echo "0"
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fi
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echo -n
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######################
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# Connected Users
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######################
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DISCONNECTS=$(egrep 'dovecot.*Disconnected' $LOGFILE | sort | wc -l)
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CONNECTS=$(egrep 'dovecot.*Login' $LOGFILE | sort | wc -l)
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DISCON=$($EXPR_BIN $CONNECTS - $DISCONNECTS)
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if [ $DISCON -lt 0 ]; then
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DISCON=0
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fi
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echo -en "connected.value "
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echo $DISCON
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echo -n
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######################
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# TLS Logins
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######################
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echo -en "login_tls.value "
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NEW_TLS=$(egrep 'dovecot.*Login.*TLS' $LOGFILE | grep "`date '+%b %e'`" | sort | wc -l)
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OLD_TLS=$(grep TLS $STAT_FILE | cut -f2 -d '=')
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TLS=$($EXPR_BIN $NEW_TLS - $OLD_TLS)
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if [ $TLS -gt 0 ]; then
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echo "$TLS"
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else
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echo "0"
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fi
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echo -n
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######################
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# SSL Logins
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######################
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echo -en "login_ssl.value "
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NEW_SSL=$(egrep 'dovecot.*Login.*SSL' $LOGFILE | grep "`date '+%b %e'`" | sort | wc -l)
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OLD_SSL=$(grep SSL $STAT_FILE | cut -f2 -d '=')
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SSL=$($EXPR_BIN $NEW_SSL - $OLD_SSL)
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if [ $SSL -gt 0 ]; then
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echo "$SSL"
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else
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echo "0"
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fi
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echo -n
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######################
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# IMAP Logins
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######################
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echo -en "login_imap.value "
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NEW_IMAP=$(egrep 'dovecot.*imap.*Login' $LOGFILE | grep "`date '+%b %e'`" | sort | wc -l)
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OLD_IMAP=$(grep IMAP $STAT_FILE | cut -f2 -d '=')
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IMAP=$($EXPR_BIN $NEW_IMAP - $OLD_IMAP)
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if [ $IMAP -gt 0 ]; then
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echo "$IMAP"
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else
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echo "0"
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fi
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echo -n
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######################
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# POP3 Logins
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######################
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echo -en "login_pop3.value "
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NEW_POP3=$(egrep 'dovecot.*pop3.*Login' $LOGFILE | grep "`date '+%b %e'`" | sort | wc -l)
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OLD_POP3=$(grep POP3 $STAT_FILE | cut -f2 -d '=')
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POP3=$($EXPR_BIN $NEW_POP3 - $OLD_POP3)
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if [ $POP3 -gt 0 ]; then
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echo "$POP3"
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else
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echo "0"
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fi
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echo -n
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######################
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# Save the new values
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######################
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echo "TOTAL=$NEW_TOTAL" > $STAT_FILE
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echo "TLS=$NEW_TLS" >> $STAT_FILE
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echo "SSL=$NEW_SSL" >> $STAT_FILE
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echo "IMAP=$NEW_IMAP" >> $STAT_FILE
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echo "POP3=$NEW_POP3" >> $STAT_FILE
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