#!/bin/sh
set -e

SOURCE_DIR=$(realpath $(dirname "${0}"))/setup

# Check prerequisites
[ ! -e /run/openrc/started/postgres ] && service postgres start && STOP_POSTGRES=1

# Create databases
export OPENDATAKITBUILD_PWD=$(head -c 18 /dev/urandom | base64)
envsubst <${SOURCE_DIR}/createdb.sql | lxc-attach -u 5432 -g 5432 postgres psql

# Configure OpenDataKit Build
export OPENDATAKITBUILD_COOKIE_SECRET=$(head -c 8 /dev/urandom | hexdump -e '"%x"')
mkdir -p /srv/opendatakit-build/conf
envsubst <${SOURCE_DIR}/srv/opendatakit-build/conf/config.yml >/srv/opendatakit-build/conf/config.yml
lxc-execute opendatakit-build -- sh -c 'cd /srv/opendatakit-build; rake db:migrate'

# Install service
cp ${SOURCE_DIR}/etc/init.d/opendatakit-build /etc/init.d/opendatakit-build
rc-update -u

# Stop services required for build
[ ! -z ${STOP_POSTGRES} ] && service postgres stop