#!/bin/sh
set -e

case "$1" in
  install)
    INIT_CONF="/etc/init/dokku-installer.conf"
    NGINX_CONF="/etc/nginx/conf.d/dokku-installer.conf"

    rm -f $INIT_CONF
    touch $INIT_CONF
    echo 'start on runlevel [2345]' >> $INIT_CONF
    echo 'exec /usr/local/share/dokku/contrib/dokku-installer.rb selfdestruct' >> $INIT_CONF

    rm -f $NGINX_CONF
    touch $NGINX_CONF
    echo 'upstream dokku-installer { server 127.0.0.1:2000; }' >> $NGINX_CONF
    echo 'server {' >> $NGINX_CONF
    echo '  listen      80;' >> $NGINX_CONF
    echo '  location    / {' >> $NGINX_CONF
    echo '    proxy_pass  http://dokku-installer;' >> $NGINX_CONF
    echo '  }' >> $NGINX_CONF
    echo '}' >> $NGINX_CONF

    rm -f /etc/nginx/sites-enabled/*
    service nginx reload
    ;;

  upgrade)
    ;;

  abort-upgrade)
    ;;

  *)
    echo "preinst called with unknown argument \`$1'" >&2
    exit 1
    ;;
esac

exit 0