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