etc/periodic/daily/460.status-mail-rejects

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # If there is a global system configuration file, suck it in.
   7 #
   8 if [ -r /etc/defaults/periodic.conf ]
   9 then
  10     . /etc/defaults/periodic.conf
  11     source_periodic_confs
  12 fi
  13
  14 case "$daily_status_mail_rejects_shorten" in
  15 [Yy][Ee][Ss])   shorten='cut -d" " -f2,3';;
  16 *)              shorten=cat;;
  17 esac
  18
  19 case "$daily_status_mail_rejects_enable" in
  20     [Yy][Ee][Ss])
  21         if [ ! -d /etc/mail ]
  22         then
  23             echo '$daily_status_mail_rejects_enable is set but /etc/mail' \
  24                 "doesn't exist"
  25             rc=2
  26         elif [ ! -f /var/log/maillog ]
  27         then
  28             echo '$daily_status_mail_rejects_enable is set but ' \
  29                 "/var/log/maillog doesn't exist"
  30             rc=2
  31         elif [ "$daily_status_mail_rejects_logs" -le 0 ]
  32         then
  33             echo '$daily_status_mail_rejects_enable is set but ' \
  34                 '$daily_status_mail_rejects_logs is not greater than zero'
  35             rc=2
  36         else
  37             echo
  38             echo Checking for rejected mail hosts:
  39
  40             yesterday=$(date -v-1d '+%b %e')
  41             today=$(date '+%b %e')
  42             n=$(($daily_status_mail_rejects_logs - 2))
  43             rc=$({
  44                 while [ $n -ge 0 ]
  45                 do
  46                     if [ -f /var/log/maillog.$n ]
  47                     then
  48                         cat /var/log/maillog.$n
  49                     elif [ -f /var/log/maillog.$n.gz ]
  50                     then
  51                         zcat -fc /var/log/maillog.$n.gz
  52                     elif [ -f /var/log/maillog.$n.bz2 ]
  53                     then
  54                         bzcat -fc /var/log/maillog.$n.bz2
  55                     fi
  56                     n=$(($n - 1))
  57                 done
  58                 cat /var/log/maillog
  59             } | sed -Ene "/^$today/q" -e "/^$yesterday/{"'
  60                     s/.*ruleset=check_relay,.* relay=([^,]+), reject=([^ ]*).*/\2 check_relay \1/p
  61                     t end
  62                     s/.*ruleset=check_rcpt,.* arg1=<?([^>,]+).* reject=([^ ]+) .* ([^ ]+)/\2 check_rcpt \1 \3/p
  63                     t end
  64                     s/.*ruleset=check_([^,]+),.* arg1=<?([^@]+@)?([^>,]+).* reject=([^ ]+) .* ([^ ]+)/\4 check_\1 \3 \5/p
  65                     :end
  66                 }' | eval $shorten | sort -f | uniq -ic | sort -fnr | tee /dev/stderr | wc -l)
  67             [ $rc -gt 0 ] && rc=1
  68         fi;;
  69
  70     *)  rc=0;;
  71 esac
  72
  73 exit $rc