git.ozlabs.org Git - petitboot/blob - docker/builder-include

   1 #!/usr/bin/env bash
   2
   3 arch() {
   4         local m="$(uname -m)"
   5
   6         case "${m}" in
   7                 aarch64) echo "arm64" ;;
   8                 x86_64)  echo "amd64" ;;
   9                 *)       echo "${m}" ;;
  10         esac
  11 }
  12
  13 arch_tag() {
  14         local a="$(arch)"
  15
  16         case "${a}" in
  17                 amd64) echo "" ;;
  18                 *)     echo "-${a}" ;;
  19         esac
  20 }
  21
  22 docker_from() {
  23         local a="$(arch)"
  24
  25         case "${a}" in
  26                 amd64) echo "ubuntu:17.10" ;;
  27                 arm64) echo "arm64v8/ubuntu:17.10" ;;
  28                 ppc64le) echo "ppc64le/ubuntu:17.10" ;;
  29                 *)
  30                         echo "${name}: ERROR: Unknown arch ${a}" >&2
  31                         exit 1
  32                 ;;
  33         esac
  34 }
  35
  36 run_cmd () {
  37         local cmd="${*}"
  38
  39         if [[ -n ${verbose} || -n "${dry_run}" ]]; then
  40                 echo "==> ${cmd}"
  41         fi
  42
  43         if [[ -n "${dry_run}" ]]; then
  44                 true
  45         else
  46                 eval "${cmd}"
  47         fi
  48 }
  49
  50 show_tag () {
  51         echo "${DOCKER_TAG}"
  52 }
  53
  54 : ${VERSION:="3"}
  55 : ${ARCH_TAG:="$(arch_tag)"}
  56 : ${DOCKER_NAME:="pb-builder"}
  57 : ${DOCKER_TAG:="${DOCKER_NAME}:${VERSION}${ARCH_TAG}"}