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rodolico |
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#!/usr/bin/env bash
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# see
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# http://lifeisabug.com/postfix-statistical-graphs-zabbix-using-passive-checks/
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MAILLOG=/var/log/mail.log
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PFOFFSETFILE=/tmp/zabbix-postfix-offset.dat
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PFSTATSFILE=/tmp/postfix_statsfile.dat
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TEMPFILE=$(mktemp)
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PFLOGSUMM=/usr/sbin/pflogsumm
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LOGTAIL=/usr/sbin/logtail
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PFVALS=( 'received' 'delivered' 'forwarded' 'deferred' 'bounced' 'rejected' 'held' 'discarded' 'reject_warnings' 'bytes_received' 'bytes_delivered' )
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[ ! -e "${PFSTATSFILE}" ] && touch "${PFSTATSFILE}" && chown zabbix:zabbix "${PFSTATSFILE}"
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printvalues() {
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key=$1
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pfkey=$(echo "$1" | tr '_' ' ')
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value=$(grep -m 1 "${pfkey}" $TEMPFILE | awk '{print $1}' | awk '/k|m/{p = /k/?1:2}{printf "%d\n", int($1) * 1024 ^ p}')
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old_value=$(grep -e "^${key};" "${PFSTATSFILE}" | cut -d ";" -f2)
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if [ -n "${old_value}" ]; then
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sed -i -e "s/^${key};${old_value}/${key};$((${old_value}+${value}))/" "${PFSTATSFILE}"
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else
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echo "${key};${value}" >> "${PFSTATSFILE}"
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fi
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}
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if [ -n "$1" ]; then
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key=$(echo ${PFVALS[@]} | grep -wo $1)
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if [ -n "${key}" ]; then
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value=$(grep -e "^${key};" "${PFSTATSFILE}" | cut -d ";" -f2)
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echo "${value}"
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else
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rm "${TEMPFILE}"
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exit 2
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fi
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else
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"${LOGTAIL}" -f"${MAILLOG}" -o"${PFOFFSETFILE}" | "${PFLOGSUMM}" -h 0 -u 0 --bounce_detail=0 --deferral_detail=0 --reject_detail=0 --no_no_msg_size --smtpd_warning_detail=0 > "${TEMPFILE}"
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for i in "${PFVALS[@]}"; do
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printvalues "$i"
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done
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fi
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rm "${TEMPFILE}"
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