Script bash
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#!/bin/bash
## Autor: Pedro Flor ## E-Mail: pedro.flor@gmail.com ## Fecha: 25.06.2014 ## Version: 1.1 ## Definicion de IP y PORT SMTP server SMTP_SERVER="172.21.0.101" SMTP_PORT_SERVER="25" ## Definicion de palabras clave a buscar export WORDS="rejected|SenderBase|reputation|spamhaus|banned|JunkMail|550|poor|exceeded|limit|refused" ## Funcion que verifica si POSTFIX es considerado SPAMER function check_spam () { COUNTER_SPAM=$(postqueue -p | egrep -i "$WORDS" | wc -l) if [ "$COUNTER_SPAM" -ne "0" ] then spammail_alert | telnet $SMTP_SERVER $SMTP_PORT_SERVER echo "$(date) :::: Counter: $COUNTER_SPAM" >> /tmp/rbl_reporter.log exit fi echo "$(date) :::: Counter: $COUNTER_SPAM" >> /tmp/rbl_reporter.log } ## Funcion que envia un mensaje de correo con la notificacion del problema function spammail_alert () { echo "helo mail.com" echo "mail from: echo "rcpt to: echo "data" sleep 0.2s echo "To: sleep 0.2s echo "Return-path: sleep 0.2s echo "Subject: ADVERTENCIA RBL SMTPRELAY!!!" sleep 0.2s echo "" sleep 0.2s echo "+======================================================+" echo "" sleep 0.2s echo " Advertencia. Posible listado en BLACK LISTS." sleep 0.2s echo " Entradas sospechosas en la ultima hora: $COUNTER_SPAM " echo "" sleep 0.2s echo "+======================================================+" sleep 0.2s echo "." sleep 0.2s echo "QUIT" } ## ## Llama a la funcion de validacion ## check_spam |
Crontab
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SHELL=/bin/bash
PATH=/sbin:/bin:/usr/sbin:/usr/bin MAILTO=root HOME=/ */15 * * * * /usr/local/bin/rbl-reporter.sh & |
