#!/bin/sh
set -e

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

# Check prerequisites
docker image ls | grep -q postfix || $(realpath $(dirname "${0}"))/postfix.sh
docker image ls | grep -q postgres || $(realpath $(dirname "${0}"))/postgres.sh
service postgres start

# Build Docker container
docker build -t crisiscleanup ${SOURCE_DIR}
cp ${SOURCE_DIR}/etc/init.d/crisiscleanup /etc/init.d/crisiscleanup
rc-update -u

# Create database
export CRISISCLEANUP_PWD=$(head -c 18 /dev/urandom | base64)
envsubst <${SOURCE_DIR}/createdb.sql | docker exec -i postgres psql

# Copy existing config files into persistent storage
mkdir -p /srv/crisiscleanup/conf
chown 8005:8005 /srv/crisiscleanup/conf
docker run --rm -v /srv/crisiscleanup/conf:/mnt/conf crisiscleanup cp -rp /srv/crisiscleanup/config/. /mnt/conf
chown root:root /srv/crisiscleanup/conf

# Configure CrisisCleanup
export CRISISCLEANUP_ADMIN_USER="Admin"
export CRISISCLEANUP_ADMIN_EMAIL="admin@example.com"
export CRISISCLEANUP_ADMIN_PWD=$(head -c 12 /dev/urandom | base64)
envsubst <${SOURCE_DIR}/srv/crisiscleanup/conf/database.yml >/srv/crisiscleanup/conf/database.yml
cp ${SOURCE_DIR}/srv/crisiscleanup/conf/boot.rb /srv/crisiscleanup/conf/boot.rb
cp ${SOURCE_DIR}/srv/crisiscleanup/conf/initializers/devise.rb /srv/crisiscleanup/conf/initializers/devise.rb
cp ${SOURCE_DIR}/srv/crisiscleanup/conf/environments/production.rb /srv/crisiscleanup/conf/environments/production.rb
vmmgr update-login crisiscleanup "${CRISISCLEANUP_ADMIN_EMAIL}" "${CRISISCLEANUP_ADMIN_PWD}"

# Populate database
envsubst <${SOURCE_DIR}/srv/crisiscleanup/db/seeds.rb >/tmp/seeds.rb
docker run --rm -h crisiscleanup --link postgres -v /srv/crisiscleanup/conf:/srv/crisiscleanup/config crisiscleanup rake db:schema:load
docker run --rm -h crisiscleanup --link postgres -v /srv/crisiscleanup/conf:/srv/crisiscleanup/config -v /tmp/seeds.rb:/srv/crisiscleanup/db/seeds.rb crisiscleanup rake db:seed
rm /tmp/seeds.rb

# Stop services required for build
service postgres stop