lxc-container-mailserver-start
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lxc-container-mailserver-start
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	#!/bin/sh
	#Let systemd launch a lxc mail container through /usr/lib/systemd/system/lxc-containers.service
	#Start a lxc container, and create iptable rules

	IPTABLES="/usr/sbin/iptables"
	LXC_START="/usr/bin/lxc-start"
	CONTAINER_NAME="mailserver"
	HOST_INTERFACE="ens192"
	DOCKER_INTERFACE="docker0"
	HOST_IP="212.129.32.223"
	CONTAINER_IP="10.0.3.8"
	PORTS="25 110 143 465 587"
	DOCKER_PORTS="25 143 465 587"
	NGINX_PORT="21080"

	$LXC_START -n $CONTAINER_NAME -d

	#Web rules
	for PORT in $PORTS
	do
	$IPTABLES -t nat -I PREROUTING -i $HOST_INTERFACE -p TCP -d $HOST_IP/32 --dport $PORT -j DNAT --to-destination $CONTAINER_IP:$PORT
	done

	#Need 80 port for main nginx
	$IPTABLES -t nat -I PREROUTING -i $HOST_INTERFACE -p TCP -d $HOST_IP/32 --dport $NGINX_PORT -j DNAT --to-destination $CONTAINER_IP:80

	#Docker rules
	for PORT in $DOCKER_PORTS
	do
	$IPTABLES -t nat -I PREROUTING -i $DOCKER_INTERFACE -p TCP -d $HOST_IP/32 --dport $PORT -j DNAT --to-destination $CONTAINER_IP:$PORT
	done