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automate digest generation
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#!/bin/bash | |
# | |
# Author: Julian Ospald <hasufell@posteo.de> | |
# Version: 0.0.1 | |
# Date: 2018-06-08 | |
# Reason: automate digest generation | |
# | |
# This pre-commit hook generates digests for all packages | |
# that have been changed and possibly adds the Manifests to the index. | |
# | |
# For non-interactive mode set "DIGEST_NONINTERACTIVE=y". | |
# | |
die() { | |
echo "$@" 1>&2 | |
exit 1 | |
} | |
edo() { | |
echo "$@" 1>&2 | |
"$@" || exit 1 | |
} | |
# all staged files | |
file_names=( ) | |
# all touched packages (${CATEGORY}/${PN}) | |
pkgs=( ) | |
# all packages that we generated digest for | |
pkg_digs=( ) | |
# set file_names | |
while IFS= read -r -d '' f; do | |
file_names+=( "${f}" ) | |
done < <(git diff --cached --name-only -z HEAD) | |
unset f IFS | |
# exit early | |
if [[ -z ${file_names[@]} ]] ; then | |
exit 0 | |
fi | |
# name of the repository | |
repo_name="$(cat $(git rev-parse --show-toplevel)/profiles/repo_name)" | |
if [[ -z ${repo_name} ]] ; then | |
die "no repository name!" | |
fi | |
# set pkgs | |
for f in "${file_names[@]}" ; do | |
ext="${f##*.}" | |
if [[ ${ext} =~ exheres-[0-9]+ ]] ; then | |
pkg=${f#packages/} | |
pkg=${pkg%/*} | |
pkgs+=( "${pkg}" ) | |
fi | |
done | |
unset ext pkg f | |
# sort array | |
IFS=$'\n' pkgs=( $(sort -u <<<"${pkgs[*]}") ) | |
unset IFS | |
# Allows us to read user input below, assigns stdin to keyboard | |
if [[ -z ${DIGEST_NONINTERACTIVE} ]] ; then | |
exec < /dev/tty | |
fi | |
# call digest | |
for pkg in "${pkgs[@]}" ; do | |
if [[ -n ${DIGEST_NONINTERACTIVE} ]] ; then | |
edo ${CAVE:-cave} digest ${pkg} ${repo_name} | |
pkg_digs+=( "${pkg}" ) | |
else | |
read -p "Generate digest for ${pkg}? " -n 1 -r | |
echo | |
if [[ $REPLY =~ ^[Yy]$ ]] | |
then | |
edo ${CAVE:-cave} digest ${pkg} ${repo_name} | |
pkg_digs+=( "${pkg}" ) | |
fi | |
fi | |
done | |
unset pkg | |
# stage Manifests | |
for pkg_dig in "${pkg_digs[@]}" ; do | |
if [[ -n ${DIGEST_NONINTERACTIVE} ]] ; then | |
edo git add -- packages/${pkg_dig}/Manifest | |
else | |
read -p "Add packages/${pkg_dig}/Manifest to commit? " -n 1 -r | |
echo | |
if [[ $REPLY =~ ^[Yy]$ ]] | |
then | |
edo git add -- packages/${pkg_dig}/Manifest | |
fi | |
fi | |
done | |
unset pkg_dig | |
# close STDIN | |
if [[ -z ${DIGEST_NONINTERACTIVE} ]] ; then | |
exec <&- | |
fi |
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