#!/bin/bash

# variables
LABEL="DATA"
DATABASE_PASS="Di1sgPgSQLPw."
ADMIN_PASS="tryton"
TLD="example.com"
HOST="tryton"
ORGNAME="Tryton example"

# start
set -e

PGVER=$(eselect postgresql show)

[ -e /01firstboot ] && exit 0
[ -e /02firstboot ] || exit 0

systemctl stop postgresql-$PGVER
if [ ! -d "/$LABEL/var/lib/postgresql" ]; then
	echo 'Create tryton database...'
	mkdir -p "/$LABEL/var/lib"
	rm -rf "/$LABEL/var/lib/postgresql.orig"
	cp -a "/var/lib/postgresql" "/$LABEL/var/lib/postgresql.orig"
	mv "/var/lib/postgresql" "/$LABEL/var/lib/postgresql"
	ln -s "/$LABEL/var/lib/postgresql" "/var/lib/postgresql"
	systemctl start postgresql-$PGVER
	psql -U postgres -d postgres -c "CREATE ROLE trytond WITH LOGIN;"
	psql -U postgres -d postgres -c "ALTER USER trytond WITH PASSWORD '$DATABASE_PASS';"
	psql -U postgres -d postgres -c "CREATE DATABASE trytond WITH OWNER trytond;"
	export TRYTONPASSFILE=/tmp/trytonpassfile
	echo -n "$ADMIN_PASS" > "$TRYTONPASSFILE"
	trytond-admin -c /etc/trytond/trytond.conf -d trytond --all --email admin@$TLD
	rm -f "$TRYTONPASSFILE"
else
	echo 'start PostgreSQL DB...'
	if [ ! -L /var/lib/postgresql ]; then
		rm -rf "/$LABEL/var/lib/postgresql.orig"
		mv "/var/lib/postgresql" "/$LABEL/var/lib/postgresql.orig"
		ln -s "/$LABEL/var/lib/postgresql" "/var/lib/postgresql"
	fi
	systemctl start postgresql-$PGVER
fi

if [ ! -f "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD-cert.pem" ]; then
	echo 'Create certificates...'
	mkdir -p "/$LABEL/CERTS/KEYS/"
	mkdir -p "/$LABEL/CERTS/$HOST.$TLD"
	echo "FQDN = $HOST.$TLD" > "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	echo "ORGNAME = $ORGNAME" >> "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	echo "ALTNAMES = DNS:$HOST.$TLD , DNS:$TLD" >> "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	echo -e "\n[ req ]\ndefault_bits = 4096\ndefault_md = sha256\nprompt = no\nencrypt_key = no\ndistinguished_name = dn\nreq_extensions = req_ext\ndefault_keyfile = ../KEYS/\$FQDN-key.pem\n" >> "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	echo -e "\n[ dn ]\nC = DE\nO = \$ORGNAME\nCN = \$FQDN\n" >> "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	echo -e "\n[ req_ext ]\nsubjectAltName = \$ALTNAMES" >> "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf"
	openssl req -x509 -new -config "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD.cnf" -out "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD-cert.pem" -keyout "/$LABEL/CERTS/KEYS/$HOST.$TLD-key.pem"
	cp "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD-cert.pem" "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD-fullchain.pem"
	touch "/$LABEL/CERTS/$HOST.$TLD/$HOST.$TLD-chain.pem"
fi

rm -rf /etc/ssl/trytond
rm -rf /etc/ssl/nginx
mkdir -p /etc/ssl
ln -sf "/$LABEL/etc/ssl/trytond" "/etc/ssl/trytond"
ln -sf "/$LABEL/etc/ssl/nginx" "/etc/ssl/nginx"

/etc/ssl/cert-renew.sh

systemctl enable postgresql-$PGVER
systemctl enable trytond
systemctl enable nginx

systemctl restart trytond
systemctl restart nginx

rm /02firstboot