Auto-restart, log per season, email on crash

runserver.sh

#!/bin/bash

cd ~/.minetest
mkdir -p logs_ctf

function mailme() {
	echo "To: rw@rubenwardy.com" > mail.txt
	echo "Subject: CTF server crashed" >> mail.txt
	echo "From: minetest@rubenwardy.com" >> mail.txt
	echo "" >> mail.txt
	tail -n 5 $1 >> mail.txt
	tail "======" >> mail.txt
	tail -n 300 $1 >> mail.txt
	sendmail -vt < mail.txt
}

while true
		do

	DATE=$(date +%Y_%m_%d_%H_%M_%S)

	echo "----------------------" >>$MOREDEBUG
	echo "Server restarted at "`date` >>$MOREDEBUG
	echo "----------------------" >>$MOREDEBUG

	~/minetest_stable/bin/minetestserver \
		--logfile logs_ctf/debug_$DATE.txt \
		--world  ./worlds/ctf \
		--gameid capturetheflag \
		--config minetest_ctf.conf || mailme logs_ctf/debug_$DATE.txt

	sleep 10
done