#!/bin/bash

# This script is used within containers to turn it into a Mail-in-a-Box.
# It is referenced by the Dockerfile. You should not run it directly.
########################################################################

# Local configuration details were not known at the time the Docker
# image was created, so all setup is defered until the container
# is started. That's when this script runs.

# If we're not in an interactive shell, set defaults.
if [ ! -t 0 ]; then
	echo '*** Non interactive shell detected...'
	export PUBLIC_IP=auto
	export PUBLIC_IPV6=auto
	export PRIMARY_HOSTNAME=auto
	export CSR_COUNTRY=US
	export NONINTERACTIVE=1
fi

if ([ -z "$FORCE_INSTALL" ] && [ -f /var/lib/mailinabox/api.key ]); then
	# Mailinabox is already installed and we don't want to reinstall
	export SKIP_INSTALL=1
fi

# If we are skipping install, reload from /etc/mailinabox.conf if exists
if ([ -f /var/lib/mailinabox/api.key ] && [ ! -z "$SKIP_INSTALL" ]); then
	echo '*** Loading variables from "/etc/mailinabox.conf"...'

	source /etc/mailinabox.conf
	unset PRIVATE_IP
	unset PRIVATE_IPV6
	export SKIP_NETWORK_CHECKS=1
	export NONINTERACTIVE=1
fi

export DISABLE_FIREWALL=1
cd /usr/local/mailinabox

if [ -z "$SKIP_INSTALL" ]; then
	echo "*** Starting mailinabox installation..."
	# Run in background to avoid blocking runit initialization while installing.
	source setup/start.sh &
else
	echo "*** Configuring mailinabox..."
	# Run in foreground for services to be started after configuration is re-written.
	source setup/questions.sh
	cat > /etc/mailinabox.conf << EOF;
STORAGE_USER=$STORAGE_USER
STORAGE_ROOT=$STORAGE_ROOT
PRIMARY_HOSTNAME=$PRIMARY_HOSTNAME
PUBLIC_IP=$PUBLIC_IP
PUBLIC_IPV6=$PUBLIC_IPV6
PRIVATE_IP=$PRIVATE_IP
PRIVATE_IPV6=$PRIVATE_IPV6
CSR_COUNTRY=$CSR_COUNTRY
EOF
fi