metrics-simta

#!/bin/bash

prefix='simta_'
tags=''
ts=$(date +%s)
qlimit=5

# Tell simta to update the queue_schedule file
simc -q &>/dev/null

while getopts l:p:t: opt; do
    case $opt in
    l)
        qlimit=$OPTARG
        ;;
    p)
        prefix=$OPTARG
        ;;
    t)
        tags=$OPTARG
        ;;
    esac
done


socks=$(ss -na -o '( sport = :25 or sport = :465 or sport = :587 )' 2>/dev/null | awk 'NR > 2 { sockstate[$2]++ } BEGIN { ORS="," } END { for (state in sockstate) print tolower(state) "=" sockstate[state]; }')

[[ $socks ]] && echo ${prefix}sockets${tags} ${socks%,} $ts

awk -v limit=$qlimit 'NR > 5 && $2 > limit { print $2, $3 }' /var/spool/simta/etc/queue_schedule  | while read count queue; do
    echo ${prefix}host_queue,remote_host=${queue}${tags} messages=$count $ts
done

queues=''
for q in slow fast local dead; do
    count=$(find /var/spool/simta/$q -ignore_readdir_race -type f -name 'E*' 2>/dev/null | wc -l)
    queues="${queues}${q}=${count},"
done

echo ${prefix}queue${tags} ${queues%,} $ts