aps/aps
2021-08-24 07:32:32 +02:00

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#!/bin/sh
temp_location="/var/tmp"
install_root="/var/tmp/alroot"
installed_pkg_database="${install_root}/var/aps/installed"
locpkg_database="${install_root}/var/aps/repos"
lock="${install_root}/var/aps/lock"
official="https://git.hippoz.xyz/alnux/repo"
die() {
echo "aps: fatal: ${1}"
rm "${lock}"
exit 2
}
run_package_script() {
{
if [ -x "${2}/${1}" ]; then
echo ":: Running ${1}"
cd "${2}" || die "Could not enter package working directory. Exiting..."
"${2}/${1}" "${2}/payload" "${2}"
fi
}
}
install_local_package() {
[ ! -e "${1}" ] && die "[E] File ${1} does not exist. Exiting..."
# Extract the package
echo ":: Installing package ${1}"
cp -prv "${1}" "${temp_location}"
pkg_name="${1%/}"
pkg_name="${pkg_name##*/}"
pkg_name=$(echo "${pkg_name}" | cut -f 1 -d '.')
pkg_path="${temp_location}/${pkg_name}"
cd "${pkg_path}" || die "Could not enter package path."
# Set default values for package
pkg_config_deploy=true
pkg_config_ver="0"
pkg_config_makedepends=""
pkg_config_depends=""
# Install package
mkdir -p "${pkg_path}/payload"
. "${pkg_path}/package"
run_package_script "build" "${pkg_path}"
run_package_script "predeploy" "${pkg_path}"
# Deploy package
if [ "${pkg_config_deploy}" = true ]; then
echo ":: Deploying target ${pkg_name}..."
cp -rpv "${pkg_path}/payload"/* "${install_root}" > "${temp_location}/${pkg_name}-payloaddeploylog"
sed 's/^.*-> //' "${temp_location}/${pkg_name}-payloaddeploylog" | tr -d \'\" > "${temp_location}/${pkg_name}-payloadfiles"
rm "${temp_location}/${pkg_name}-payloaddeploylog"
fi
run_package_script "postdeploy" "${pkg_path}"
# Add package to database
if [ -x "${pkg_path}/package" ]; then
echo ":: Adding target ${pkg_name} to installed package database..."
[ ! -d "${installed_pkg_database}/${pkg_name}" ] && mkdir "${installed_pkg_database}/${pkg_name}"
cp -pv "${pkg_path}/package" "${installed_pkg_database}/${pkg_name}/package"
[ -e "${temp_location}/${pkg_name}-payloadfiles" ] && cp -pv "${temp_location}/${pkg_name}-payloadfiles" "${installed_pkg_database}/${pkg_name}/payloadfiles"
else
die "[E] Target ${pkg_name} does not have a package script (it's an invalid package!). Exiting..."
fi
# Cleanup
rm -r "${pkg_path}"
rm "${temp_location}/${pkg_name}-payloadfiles"
cd "${install_root}" || die "Could not return to main directory. Exiting..."
unset pkg_path
unset pkg_name
unset pkg_config_deploy
unset pkg_config_ver
unset pkg_config_makedepends
unset pkg_config_depends
echo "[*] Install complete for package ${pkg_name}"
}
sync_deps(){
echo ":: Syncing dependencies for ${1}"
install_package_from_repo "${pkg_makedepends}"
install_package_from_repo "${pkg_deps}"
echo "[*] Install dependencies for ${1}"
}
remove_local_package() {
echo ":: Removing target ${1}..."
pkg_path="${installed_pkg_database}/${1}"
[ ! -d "${pkg_path}" ] && die "Package could not be found in local installed package database. Exiting..."
payloadfiles_path="${pkg_path}/payloadfiles"
[ ! -e "${payloadfiles_path}" ] && die "[E] Package ${1} does not have a payloadfiles file. Exiting..."
rm -rv "$(cat ${payloadfiles_path})"
rm -rv "${pkg_path}"
echo "[*] Removal complete for target ${pkg_name}"
}
sync_local_repo_database() {
echo ":: Syncing local database for repo ${1}"
if [ ! -d "${locpkg_database}/${1}" ]; then
# Local database for repo doesnt exists - clone it
git clone "${2}" "${locpkg_database}/${1}"
else
# Local database for repo already exists - sync it
cd "${locpkg_database}/${1}" || die "Could not enter local database directory. Exiting..."
git pull
fi
}
install_package_from_repo() { # NOTE(hippoz): This can get a tad confusing... ${1} is the repo and ${2} is the package
echo ":: Installing package ${2} from ${1} repo"
[ ! -d "${locpkg_database}/${1}/${2}" ] && die "Target not found."
install_local_package "${locpkg_database}/${1}/${2}"
}
upgrade() {
echo ":: Upgrading installed packages"
cd "${installed_pkg_database}" || die "Could not enter local installed package database directory. Exiting..."
for pkg in */; do
installed_pkg_path="${installed_pkg_database}/${pkg}"
. "${installed_pkg_path}/package"
pkg_name="${installed_pkg_path%/}"
pkg_name="${pkg_name##*/}"
already_installed_version=${pkg_config_ver}
[ ! -d "${locpkg_database}/${1}/${pkg_name}" ] && die "Package ${pkg_name} was not found in ${1}. Exiting..."
. "${locpkg_database}/${1}/${pkg_name}/package"
if [ ! "${already_installed_version}" = "${pkg_config_ver}" ]; then
echo ":: Updating package ${pkg_name} (out of date)"
install_package_from_repo "${1}" "${pkg_name}"
fi
unset pkg_config_deploy
unset pkg_config_ver
unset pkg_config_makedepends
unset pkg_config_depends
done
}
main() {
if [ -f "${lock}" ]; then
echo "[E] A lock file already exists (another instance of the package manager could be running). If you're sure no package manager is running, remove the file ${lock}."
exit 1
fi
touch "${lock}"
case ${1} in
install) install_local_package "${2}" ;;
remove) remove_local_package "${2}" ;;
sync-dep)
sync_local_repo_database "official" ${official}
[ -z "${2}" ] && exit 0
install_package_from_repo "official" "${2}" ;;
sync)
sync_local_repo_database "official" ${official}
[ -z "${2}" ] && exit 0
install_package_from_repo "official" "${2}" ;;
upgrade) upgrade "official" ;;
*) die "[E] Invalid option ${1}, exiting..." ;;
esac
rm "${lock}"
}
main "${1}" "${2}"