Bockerfile.base

#!/bin/bash

# Purpose: Bocker base support for Debian-base images
# Author : Anh K. Huynh
# Date   : 2015 May 15th

ed_from "ubuntu:14.04"
ed_maintainer "Anh K. Huynh <kyanh@theslinux.org>"

ed_ship   ed_apt_clean ed_apt_purge ed_apt_install ed_apt_remove
ed_cmd    '["/supervisor.sh"]'

ed_apt_clean() {
  rm -fv /var/cache/apt/*.bin
  rm -fv /var/cache/apt/archives/*.*
  rm -fv /var/lib/apt/lists/*.*
  apt-get autoclean
}

ed_apt_purge() {
  apt-get purge -y --auto-remove $@
  ed_apt_clean
}

ed_apt_install() {
  apt-get update
  DEBIAN_FRONTEND=noninteractive \
    apt-get install -y --no-install-recommends $@
}

ed_apt_remove() {
  DEBIAN_FRONTEND=noninteractive \
    apt-get remove -y $@
}

ed_bocker_min_version() {
  echo "${BOCKER_VERSION:-0.0.0}" \
  | awk \
    -vMIN_VERSION="${1:-0.0.0}" \
    -F. \
    '
      {
        version = 100 * $1 + 10 * $2 + $3;

        if (version >= MIN_VERSION) {
          exit(0);
        }
        else {
          printf("Bocker version >= %d is required. Your version = %d\n", MIN_VERSION, version) > "/dev/stderr";
          exit(127);
        }
      }
    '
}