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live-bootstrap

Mirror of <https://github.com/fosslinux/live-bootstrap>

download-distfiles.sh (1681B)

    

  1. #!/usr/bin/env bash
  3. # SPDX-FileCopyrightText: 2022 fosslinux <fosslinux@aussies.space>
  4. #
  5. # SPDX-License-Identifier: GPL-3.0-or-later
  7. download_source() {
  8.     local distfiles="${1}"
  9.     local url="${2}"
  10.     local checksum="${3}"
  11.     local fname="${4}"
  12.     # Default to basename of url if not given
  13.     fname="${fname:-$(basename "${url}")}"
  15.     local dest_path="${distfiles}/${fname}"
  16.     if ! [ -e "${dest_path}" ]; then
  17.         echo "Downloading ${fname}"
  18.         curl --fail --location "${url}" --output "${dest_path}" || true
  19.     fi
  20. }
  22. check_source() {
  23.     local distfiles="${1}"
  24.     local url="${2}"
  25.     local checksum="${3}"
  26.     local fname="${4}"
  27.     # Default to basename of url if not given
  28.     fname="${fname:-$(basename "${url}")}"
  30.     local dest_path="${distfiles}/${fname}"
  31.     echo "${checksum}  ${dest_path}" | sha256sum -c
  32. }
  34. set -e
  36. cd "$(dirname "$(readlink -f "$0")")"
  37. mkdir -p distfiles
  39. # First, try to download anything missing - ignore failing mirrors
  40. for entry in steps/*; do
  41.     [ -e "${entry}/sources" ] || continue
  43.     # shellcheck disable=SC2162
  44.     while read line; do
  45.         # This is intentional - we want to split out ${line} into separate arguments.
  46.         # shellcheck disable=SC2086
  47.         download_source distfiles ${line}
  48.     done < "${entry}/sources"
  49. done
  51. # Then, check if everything has been obtained at least once
  52. for entry in steps/*; do
  53.     [ -e "${entry}/sources" ] || continue
  55.     # shellcheck disable=SC2162
  56.     while read line; do
  57.         # This is intentional - we want to split out ${line} into separate arguments.
  58.         # shellcheck disable=SC2086
  59.         check_source distfiles ${line}
  60.     done < "${entry}/sources"
  61. done