pkgs/servers/invidious/update.sh

   1 #!/usr/bin/env nix-shell
   2 #!nix-shell -i bash -p curl crystal crystal2nix jq git moreutils nix nix-prefetch pkg-config pcre gnugrep
   3 git_url='https://github.com/iv-org/invidious.git'
   4 git_branch='master'
   5 git_dir='/var/tmp/invidious.git'
   6 pkg='invidious'
   7
   8 set -euo pipefail
   9
  10 cd "$(dirname "${BASH_SOURCE[0]}")"
  11
  12 info() {
  13     if [ -t 2 ]; then
  14         set -- '\033[32m%s\033[39m\n' "$@"
  15     else
  16         set -- '%s\n' "$@"
  17     fi
  18     printf "$@" >&2
  19 }
  20
  21 json_get() {
  22     jq -r "$1" < 'versions.json'
  23 }
  24
  25 json_set() {
  26     jq --arg x "$2" "$1 = \$x" < 'versions.json' | sponge 'versions.json'
  27 }
  28
  29 old_version=$(json_get '.invidious.version')
  30 today=$(LANG=C date -u +'%Y-%m-%d')
  31
  32 info "fetching $git_url..."
  33 if [ ! -d "$git_dir" ]; then
  34     git init --initial-branch="$git_branch" "$git_dir"
  35     git -C "$git_dir" remote add origin "$git_url"
  36 fi
  37 git -C "$git_dir" fetch origin --tags "$git_branch"
  38
  39 new_tag="$(git -C "$git_dir" ls-remote --tags --sort=committerdate origin | head -n1 | grep -Po '(?<=refs/tags/).*')"
  40 new_version="${new_tag#v}"
  41
  42 if [ "$new_version" = "$old_version" ]; then
  43     info "$pkg is up-to-date."
  44     exit
  45 fi
  46
  47 commit="$(git -C "$git_dir" rev-list "$new_tag" --max-count=1 --abbrev-commit)"
  48 date="$(git -C "$git_dir" log -1 --format=%cd --date=format:%Y.%m.%d)"
  49 json_set '.invidious.date' "$date"
  50 json_set '.invidious.commit' "$commit"
  51 json_set '.invidious.version' "$new_version"
  52
  53 new_hash=$(nix-prefetch -I 'nixpkgs=../../..' "$pkg")
  54 json_set '.invidious.hash' "$new_hash"
  55
  56 # fetch video.js dependencies
  57 info "Running scripts/fetch-player-dependencies.cr..."
  58 git -C "$git_dir" reset --hard "$new_tag"
  59 (cd "$git_dir" && crystal run scripts/fetch-player-dependencies.cr -- --minified)
  60 rm -f "$git_dir/assets/videojs/.gitignore"
  61 videojs_new_hash=$(nix-hash --type sha256 --sri "$git_dir/assets/videojs")
  62 json_set '.videojs.hash' "$videojs_new_hash"
  63
  64 if git -C "$git_dir" diff-tree --quiet "v${old_version}..${new_tag}" -- 'shard.lock'; then
  65     info "shard.lock did not change since v$old_version."
  66 else
  67     info "Updating shards.nix..."
  68     (cd "$git_dir" && crystal2nix)
  69     mv "$git_dir/shards.nix" .
  70 fi