#!/bin/bash

if [[ $(cat /etc/trueuserowners | wc -l) -le 2 ]]; then
	echo "OK: no users."
	exit 0
fi

MINSIZE=10
MAXSIZE=5000

EXIMSTATSDB='/var/cpanel/eximstats_db.sqlite3'
EXIMSTATSDBNAME='eximstats_db.sqlite3'

SLEEP_TIME=840 #14 min
suffix="";

jetbackup_pid="$(sudo /usr/bin/pgrep -cf jetbackup5d-backup)"
fstrim_pid="$(sudo /usr/bin/pgrep -x fstrim)"
if [ "$jetbackup_pid" -gt 1 ] || [ -n "$fstrim_pid" ]; then
	cedi_pid="$(pgrep -f '&& sudo /root/amscripts/check_eximstats_db_integrity.sh')"
	if [ -z "$cedi_pid" ]; then
		nohup sh -c "sleep $SLEEP_TIME && sudo /root/amscripts/check_eximstats_db_integrity.sh" > /dev/null 2>&1 &
	fi
	suffix="[Preload Scheduled]";
fi

if [ ! -f "$EXIMSTATSDB" ]; then
        echo "CRITICAL: $EXIMSTATSDB missing. $suffix"
        exit 2
elif [ "$(sudo /root/amscripts/check_eximstats_db_integrity.sh)" != "ok" ]; then
        echo "CRITICAL: $EXIMSTATSDB is corrupt. $suffix"
        exit 2
elif [ "$(du -m $EXIMSTATSDB | cut -f 1)" -lt "$MINSIZE" ]; then
        echo "WARNING: Size of $EXIMSTATSDBNAME is too small. Please check. $suffix"
        exit 1
elif [ "$(du -m $EXIMSTATSDB | cut -f 1)" -gt "$MAXSIZE" ]; then
        echo "WARNING: Size of $EXIMSTATSDBNAME is too large. Please check. $suffix"
        exit 1
else
        echo "OK: $EXIMSTATSDBNAME is operational. $suffix"
        exit 0
fi