#!/bin/sh -Cefu
{{ pillar['managed_by_salt'] }}

# Inspired by https://gitlab.torproject.org/tpo/tpa/grafana-dashboards/-/issues/1

queues='active bounce corrupt deferred flush hold incoming maildrop'
spool_dir='/var/spool/postfix'

{
		for queue in ${queues}
		do
				if [ -d "${spool_dir}/${queue}" ]
				then
						>&2 echo "Checking $queue"
						printf 'postfix_queue_length{postfix_instance="postfix", queue="%s"} ' "$queue"
						find "${spool_dir}/${queue}" -type f -printf \\n | wc -l
				else
						>&2 echo "Skipping $queue"
				fi
		done
} | sponge /var/spool/prometheus/postfix_queues.prom