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b639a50d15
By providing a regex in allowedVersions, users of genericUpdater, gitUpdater, directoryListingUpdater, or httpTwoLevelsUpdater can exclude versions that don't match the regex. This can be simpler to express than constructing the complement regex in ignoredVersions.
140 lines
4.1 KiB
Nix
140 lines
4.1 KiB
Nix
{ lib
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, stdenv
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, common-updater-scripts
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, coreutils
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, gnugrep
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, gnused
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, nix
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, writeScript
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}:
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{ name ? null
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, pname ? null
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, version ? null
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, attrPath ? null
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, versionLister
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, allowedVersions ? ""
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, ignoredVersions ? ""
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, rev-prefix ? ""
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, odd-unstable ? false
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, patchlevel-unstable ? false
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}:
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let
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# where to print git commands and debugging messages
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fileForGitCommands = "update-git-commits.txt";
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grep = lib.getExe gnugrep;
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sed = lib.getExe gnused;
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# shell script to update package
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updateScript = writeScript "generic-update-script.sh" ''
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#! ${stdenv.shell}
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set -o errexit
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set -x
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name="$1"
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pname="$2"
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version="$3"
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attr_path="$4"
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version_lister="$5"
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allowed_versions="$6"
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ignored_versions="$7"
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rev_prefix="$8"
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odd_unstable="$9"
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patchlevel_unstable="$${10}"
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[[ -n "$name" ]] || name="$UPDATE_NIX_NAME"
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[[ -n "$pname" ]] || pname="$UPDATE_NIX_PNAME"
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[[ -n "$version" ]] || version="$UPDATE_NIX_OLD_VERSION"
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[[ -n "$attr_path" ]] || attr_path="$UPDATE_NIX_ATTR_PATH"
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# print header
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echo "# $name" >> ${fileForGitCommands}
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function version_is_ignored() {
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local tag="$1"
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[ -n "$ignored_versions" ] && ${grep} -E -e "$ignored_versions" <<< "$tag"
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}
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function version_is_unstable() {
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local tag="$1"
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local enforce="$2"
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if [ -n "$odd_unstable" -o -n "$enforce" ]; then
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local minor=$(echo "$tag" | ${sed} -rne 's,^[0-9]+\.([0-9]+).*,\1,p')
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if [ $((minor % 2)) -eq 1 ]; then
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return 0
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fi
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fi
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if [ -n "$patchlevel_unstable" -o -n "$enforce" ]; then
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local patchlevel=$(echo "$tag" | ${sed} -rne 's,^[0-9]+\.[0-9]+\.([0-9]+).*$,\1,p')
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if ((patchlevel >= 90)); then
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return 0
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fi
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fi
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return 1
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}
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tags=$(sh -c "$version_lister --pname=$pname --attr-path=$attr_path --file=\"${fileForGitCommands}\"") || exit 1
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# print available tags
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for tag in $tags; do
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echo "# found $pname version: $tag" >> ${fileForGitCommands}
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done
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# cut any revision prefix not used in the NixOS package version
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if [ -n "$rev_prefix" ]; then
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tags=$(echo "$tags" | ${grep} "^$rev_prefix")
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tags=$(echo "$tags" | ${sed} -e "s,^$rev_prefix,,")
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fi
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tags=$(echo "$tags" | ${grep} "^[0-9]")
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if [ -n "$allowed_versions" ]; then
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tags=$(echo "$tags" | ${grep} -E -e "$allowed_versions")
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fi
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# sort the tags in decreasing order
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tags=$(echo "$tags" | ${coreutils}/bin/sort --reverse --version-sort)
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# find the newest tag
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# do not consider development versions
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for latest_tag in $tags; do
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if version_is_ignored "$latest_tag"; then
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echo "# skip ignored version: $pname-$latest_tag" >> ${fileForGitCommands}
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latest_tag=
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elif version_is_unstable "$latest_tag"; then
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echo "# skip development version: $pname-$latest_tag" >> ${fileForGitCommands}
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latest_tag=
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else
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if version_is_unstable "$latest_tag" "enforce"; then
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echo "# use potential development version: $pname-$latest_tag" >> ${fileForGitCommands}
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fi
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break
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fi
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done
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if [ -n "$latest_tag" ]; then
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# print commands to commit the changes
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if [ "$version" != "$latest_tag" ]; then
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pfile=$(EDITOR=echo ${nix}/bin/nix edit --extra-experimental-features nix-command -f. "$attr_path")
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echo " git add $pfile " >> ${fileForGitCommands}
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echo " git commit -m '$attr_path: $version -> $latest_tag'" >> ${fileForGitCommands}
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fi
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# update the nix expression
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${common-updater-scripts}/bin/update-source-version --print-changes "$attr_path" "$latest_tag"
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else
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# No changes for commit protocol.
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echo "[]"
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fi
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echo "" >> ${fileForGitCommands}
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'';
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in {
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name = "generic-update-script";
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command = [ updateScript name pname version attrPath versionLister allowedVersions ignoredVersions rev-prefix odd-unstable patchlevel-unstable ];
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supportedFeatures = [
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# Stdout must contain output according to the updateScript commit protocol when the update script finishes with a non-zero exit code.
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"commit"
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];
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}
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