#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x

case "$DOKKU_DISTRO" in
  debian)
    export DEBIAN_FRONTEND=noninteractive
    apt-get install -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" --force-yes -qq -y nginx dnsutils
    ;;

  ubuntu)
    export DEBIAN_FRONTEND=noninteractive
    [[ -z "$CIRCLECI" ]] && apt-get install -qq -y software-properties-common python-software-properties
    [[ -n "$CIRCLECI" ]] && aptitude install -q -y software-properties-common python-software-properties

    ubuntu_year=$(lsb_release -d | cut -d ' ' -f 2 | awk '{split($0,a,"."); print a[1]}')
    ubuntu_month=$(lsb_release -d | cut -d ' ' -f 2 | awk '{split($0,a,"."); print a[2]}')
    [[ "$ubuntu_year" -ge "16" ]] && exit 0
    [[ "$ubuntu_year" -eq "15" ]] && [[ "$ubuntu_month" -eq "10" ]] && exit 0

    add-apt-repository -y ppa:nginx/stable
    apt-get update -qq > /dev/null
    apt-get install -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" --force-yes -qq -y nginx dnsutils
    ;;

  opensuse)
    zypper -q in -y nginx bind-utils
    ;;

  arch)
    pacman -S --noconfirm --noprogressbar --needed nginx bind-tools
    ;;
esac
