mirror of
https://codeberg.org/kiss-community/kiss
synced 2024-12-25 00:20:05 -07:00
1905 lines
60 KiB
Bash
Executable File
1905 lines
60 KiB
Bash
Executable File
#!/bin/sh
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# shellcheck source=/dev/null
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#
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# Simple package manager written in POSIX shell for https://kisslinux.xyz
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#
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# The MIT License (MIT)
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#
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# Copyright (c) 2019-2021 Dylan Araps
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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log() {
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printf '%b%s %b%s%b %s\n' \
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"$c1" "${3:-->}" "${c3}${2:+$c2}" "$1" "$c3" "$2" >&2
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}
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war() {
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log "$1" "$2" "${3:-WARNING}"
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}
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die() {
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log "$1" "$2" "${3:-ERROR}"
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exit 1
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}
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contains() {
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# Check if a "string list" contains a word.
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case " $1 " in *" $2 "*) return 0; esac; return 1
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}
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prompt() {
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[ "$1" ] && log "$1"
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log "Continue?: Press Enter to continue or Ctrl+C to abort"
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# korn-shell does not exit on interrupt of read.
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[ "$KISS_PROMPT" = 0 ] || read -r _ || exit 1
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}
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mkcd() {
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mkdir -p "$@" && cd "$1"
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}
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as_root() {
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case $uid/${user:=root}/${cmd_su##*/} in
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0/root/*)
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"$@"
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;;
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*/doas|*/sudo|*/ssu)
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log "Using '$cmd_su' (to become $user)"
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"$cmd_su" -u "$user" -- "$@"
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;;
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*/su)
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log "Using 'su' (to become $user)"
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printf 'Note: su will ask for password every time.\n%s\n' \
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' Use doas, sudo or ssu for more control.'
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"$cmd_su" -c "$* <&3" "$user" 3<&0 </dev/tty
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;;
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*)
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die "Invalid KISS_SU value: '$cmd_su' (valid: doas, sudo, ssu, su)"
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;;
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esac
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}
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file_owner() {
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# Intentional, globbing disabled.
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# shellcheck disable=2046
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set -- $(ls -ld "$1")
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user=${3:-root}
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id -u "$user" >/dev/null 2>&1 || user=root
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}
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pkg_owner() {
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set +f
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[ "$3" ] || set -- "$1" "$2" "$sys_db"/*/manifest
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pkg_owner=$(grep "$@")
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pkg_owner=${pkg_owner%/*}
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pkg_owner=${pkg_owner##*/}
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set -f
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[ "$pkg_owner" ]
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}
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run_hook() {
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# Run all hooks in KISS_HOOK (a colon separated
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# list of absolute file paths).
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IFS=:
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for hook in ${KISS_HOOK:-}; do case $hook in *?*)
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"$hook" "$@" || die "$1 hook failed: '$hook'"
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esac done
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unset IFS
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}
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run_hook_pkg() {
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# Run a hook from the package's database files.
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if [ -x "$sys_db/$2/$1" ]; then
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log "$2" "Running $1 hook"
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"$sys_db/$2/$1"
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elif [ -f "$sys_db/$2/$1" ]; then
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war "$2" "skipping $1 hook: not executable"
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fi
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}
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decompress() {
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case $1 in
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*.tbz|*.bz2) bzip2 -d ;;
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*.lzma) lzma -dc ;;
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*.lz) lzip -dc ;;
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*.tar) cat ;;
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*.tgz|*.gz) gzip -d ;;
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*.xz|*.txz) xz -dcT0 ;;
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*.zst) zstd -dc ;;
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esac < "$1"
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}
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sh256() {
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# There's no standard utility to generate sha256 checksums.
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# This is a simple wrapper around sha256sum, sha256, shasum,
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# openssl, digest, ... which will use whatever is available.
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#
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# All utilities must match 'sha256sum' output.
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#
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# Example: '<checksum> <file>'
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hash=
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if [ ! -d "$1" ] && [ -e "$1" ]; then
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hash=$(
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openssl dgst -sha256 -r "$1" ||
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sha256sum "$1" ||
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sha256 -r "$1" ||
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shasum -a 256 "$1" ||
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digest -a sha256 "$1"
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) 2>/dev/null || die "Failed to generate checksums for '$1'"
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hash=${hash%% *}
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printf '%s\n' "$hash"
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fi
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}
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pkg_lint() {
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pkg_find_version "$1"
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[ "$repo_rel" ] ||
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die "$1" "Release field not found in version file"
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[ -x "$repo_dir/build" ] ||
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die "$1" "Build file not found or not executable"
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[ -f "$repo_dir/sources" ] ||
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war "$1" "Sources file not found"
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}
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pkg_find_version() {
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pkg_find_die "$1"
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read -r repo_ver repo_rel 2>/dev/null < "$repo_dir/version" ||
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die "$1" "Failed to read version file ($repo_dir/version)"
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case $2 in 1)
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# Split the version on '.+-_' to obtain individual components.
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IFS=.+-_ read -r repo_major repo_minor repo_patch repo_ident <<EOF
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$repo_ver
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EOF
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esac
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}
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pkg_find_die() {
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pkg_find "$@" || die "Package '$1' not in any repository"
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}
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pkg_find() {
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# Figure out which repository a package belongs to by searching for
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# directories matching the package name in $KISS_PATH/*.
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set -- "$1" "$2" "$3" "${4:-"$KISS_PATH"}"
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IFS=:
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# Iterate over KISS_PATH, grabbing all directories which match the query.
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# Intentional.
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# shellcheck disable=2086
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for _find_path in $4 "${3:-$sys_db}"; do set +f
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for _find_pkg in "$_find_path/"$1; do
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test "${3:--d}" "$_find_pkg" && set -f -- "$@" "$_find_pkg"
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done
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done
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unset IFS
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# Show all search results if called from 'kiss search', else store the
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# values in variables.
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case $2-$# in
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*-4)
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# A package may also not be found due to a repository not being
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# readable by the current user. Either way, we need to die here.
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return 1
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;;
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-*)
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repo_dir=$5
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;;
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*)
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shift 4
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printf '%s\n' "$@";
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;;
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esac
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}
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pkg_list() {
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# List installed packages. As the format is files and directories, this
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# just involves a simple for loop and file read.
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# Optional arguments can be passed to check for specific packages. If no
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# arguments are passed, list all.
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[ "$1" ] || { set +f; set -f -- "$sys_db"/*; }
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# Loop over each package and print its name and version.
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for _list_pkg do
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_list_pkg=$sys_db/${_list_pkg##*/}
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[ -d "$_list_pkg" ] || {
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log "${_list_pkg##*/}" "not installed"
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return 1
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}
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read -r version 2>/dev/null < "$_list_pkg/version" || version=null
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printf '%s\n' "${_list_pkg##*/} $version"
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done
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}
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pkg_cache() {
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# Find the tarball of a package using a glob. Use the user's set compression
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# method if found or first match of the below glob.
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pkg_find_version "$1"
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set +f
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set -f -- \
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"$bin_dir/$1@$repo_ver-$repo_rel.tar.$KISS_COMPRESS" \
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"$bin_dir/$1@$repo_ver-$repo_rel.tar."*
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tar_file=$1
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# Found tarball matching KISS_COMPRESS.
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! [ -f "$1" ] || return 0
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tar_file=$2
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# Use result of glob.
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[ -f "$2" ]
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}
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source_resolve_vars() {
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# Replace all occurrences of markers with their respective values
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# if found in the source string.
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_src_sub() { _src_res=${_src_res%"$1"*}${2}${_src_res##*"$1"}; }
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_src_res=$1
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# Loop until no identifiers are found and all have been removed.
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# This works backwards replacing each identifier with its value.
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while :; do case $_src_res in
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*VERSION*) _src_sub VERSION "$repo_ver" ;;
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*RELEASE*) _src_sub RELEASE "$repo_rel" ;;
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*MAJOR*) _src_sub MAJOR "$repo_major" ;;
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*MINOR*) _src_sub MINOR "$repo_minor" ;;
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*PATCH*) _src_sub PATCH "$repo_patch" ;;
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*IDENT*) _src_sub IDENT "$repo_ident" ;;
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*PKG*) _src_sub PKG "${repo_dir##*/}" ;;
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*) break
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esac done
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}
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pkg_source_resolve() {
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# Given a line of input from the sources file, return an absolute
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# path to the source if it already exists, error if not.
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source_resolve_vars "${2%"${2##*[!/]}"}"
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set -- "$1" "$_src_res" "${3%"${3##*[!/]}"}" "$4"
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if [ -z "${2##\#*}" ]; then
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_res=
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return
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# Git repository.
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elif [ -z "${2##git+*}" ]; then
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_res=$2
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# Remote source (cached).
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elif [ -f "$src_dir/$1/${3:+"$3/"}${2##*/}" ]; then
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_res=$src_dir/$1/${3:+"$3/"}${2##*/}
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# Remote source.
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elif [ -z "${2##*://*}" ]; then
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_res=url+$2
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_des=$src_dir/$1/${3:+"$3/"}${2##*/}
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# Local relative dir.
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elif [ -d "$repo_dir/$2" ]; then
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_res=$repo_dir/$2/.
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# Local absolute dir.
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elif [ -d "/${2##/}" ]; then
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_res=/${2##/}/.
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# Local relative file.
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elif [ -f "$repo_dir/$2" ]; then
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_res=$repo_dir/$2
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# Local absolute file.
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elif [ -f "/${2##/}" ]; then
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_res=/${2##/}
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else
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die "$1" "No local file '$src'"
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fi
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[ "$4" ] || printf 'found %s\n' "$_res"
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}
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pkg_source() {
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# Download any remote package sources. The existence of local files is
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# also checked.
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pkg_find_version "$1" 1
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# Support packages without sources. Simply do nothing.
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[ -f "$repo_dir/sources" ] || return 0
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log "$1" "Checking sources"
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mkcd "$src_dir/$1"
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while read -r src dest || [ "$src" ]; do
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pkg_source_resolve "$1" "$src" "$dest" "$2"
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case $_res in url+*)
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log "$1" "Downloading ${_res##url+}"
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mkdir -p "$PWD/$dest"
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curl -fLo "$_des" "${_res##url+}" || {
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rm -f "$_des"
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die "$1" "Failed to download ${_res##url+}"
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}
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esac
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done < "$repo_dir/sources"
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}
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pkg_extract_tar_hack() {
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# This is a portable shell implementation of GNU tar's
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# '--strip-components 1'. Use of this function denotes a
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# performance penalty.
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decompress "$2" > "$tmp_dir/ktar" ||
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die "$1" "Failed to decompress $2"
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tar xf "$tmp_dir/ktar" ||
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die "$1" "Failed to extract $2"
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# Iterate over all directories in the first level of the
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# tarball's manifest.
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tar tf "$tmp_dir/ktar" | while IFS=/ read -r dir _; do
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# Skip the directory if seen before.
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! contains "$_seen" "$dir" || continue && _seen="$_seen $dir"
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# Some tarballs contain './' as the top-level directory,
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# we need to skip these occurances.
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[ -d "${dir#.}" ] || continue
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# Move the directory to prevent naming conflicts between
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# the child and parent.
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mv -f "$dir" "$pid-$dir"
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# First attempt to move all files up a directory level,
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# if any files/directories fail (due to mv's lack of
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# directory merge capability), simply do the exercise
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# again and copy-merge the remaining files/directories.
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#
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# We can't use '-exec {} +' with any arguments between
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# the '{}' and '+' as this is not POSIX. We must also
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# use '$0' and '$@' to reference all arguments.
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#
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# Using only '$@' causes a single file from each
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# invocation to be left out of the list. Weird, right?
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find "$pid-$dir/." ! -name . -prune \
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-exec sh -c 'mv -f "$0" "$@" .' {} + 2>/dev/null ||
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find "$pid-$dir/." ! -name . -prune \
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-exec sh -c 'cp -fRp "$0" "$@" .' {} +
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# Remove the directory now that all files have been
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# transferred out of it. This can't be a simple 'rmdir'
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# as we may leave files in here if any were copied.
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rm -rf "$pid-$dir"
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done
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}
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pkg_extract() {
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# Extract all source archives to the build directory and copy over any
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# local repository files.
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#
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# NOTE: repo_dir comes from caller.
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# Support packages without sources. Simply do nothing.
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[ -f "$repo_dir/sources" ] || return 0
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log "$1" "Extracting sources"
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while read -r src dest || [ "$src" ]; do
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pkg_source_resolve "$1" "$src" "$dest" >/dev/null
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# Create the source's directories if not null.
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case $_res in *?*)
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mkcd "$mak_dir/$1/$dest"
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esac
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case $_res in
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git+*)
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# Split the source into URL + OBJECT (branch or commit).
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url=${_res##git+} com=${url##*[@#]} com=${com#${url%[#@]*}}
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# This magic will shallow clone branches, commits or the
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# regular repository. It correctly handles cases where a
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# shallow clone is not possible.
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log "$1" "Cloning ${url%[#@]*}"
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git init
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git remote add origin "${url%[#@]*}"
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git fetch -t --filter=tree:0 origin "$com" || git fetch -t
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git -c advice.detachedHead=0 checkout "${com:-FETCH_HEAD}"
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;;
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*.tar|*.tar.??|*.tar.???|*.tar.????|*.t?z)
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pkg_extract_tar_hack "$1" "$_res"
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;;
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*.zip)
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unzip "$_res"
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;;
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'')
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# Blank lines / Comments.
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;;
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*)
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cp -Rf "$_res" .
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;;
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esac
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done < "$repo_dir/sources" || die "$1" "Failed to extract $_res"
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}
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pkg_depends() {
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# Resolve all dependencies and generate an ordered list. The deepest
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# dependencies are listed first and then the parents in reverse order.
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contains "$deps" "$1" || {
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# Filter out non-explicit, already installed packages.
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[ -z "$3" ] || [ "$2" ] || contains "$explicit" "$1" ||
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! pkg_list "$1" >/dev/null 2>&1 || return
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# Detect circular dependencies and bail out.
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# Looks for multiple repeating patterns of (dep dep_parent) (5 is max).
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case " $4 " in
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*" ${4##* } "*" $1 "\
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*" ${4##* } "*" $1 "\
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*" ${4##* } "*" $1 "\
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*" ${4##* } "*" $1 "\
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*" ${4##* } "*" $1 "\
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*)
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die "Circular dependency detected $1 <> ${4##* }"
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esac
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! "${6:-pkg_find}" "$1" || ! [ -e "$repo_dir/depends" ] ||
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# Recurse through the dependencies of the child packages.
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while read -r dep dep_type || [ "$dep" ]; do
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[ "${dep##\#*}" ] || continue
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pkg_depends "$dep" '' "$3" "$4 $1" "$dep_type" "$6"
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done < "$repo_dir/depends" || :
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# Add parent to dependencies list.
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if [ "$2" != expl ] || { [ "$5" = make ] && ! pkg_cache "$1"; }; then
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deps="$deps $1"
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fi
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}
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}
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pkg_order() {
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# Order a list of packages based on dependence and take into account
|
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# pre-built tarballs if this is to be called from 'kiss i'.
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unset order redro deps
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for pkg do case $pkg in
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/*@*.tar.*) deps="$deps $pkg" ;;
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*@*.tar.*) deps="$deps $ppwd/$pkg" ;;
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*/*) die "Not a package' ($pkg)" ;;
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*) pkg_depends "$pkg" raw
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esac done
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|
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# Filter the list, only keeping explicit packages. The purpose of these
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# two loops is to order the argument list based on dependence.
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for pkg in $deps; do case " $* " in *" $pkg "* | *" ${pkg##"$ppwd/"} "*)
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order="$order $pkg"
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redro="$pkg $redro"
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esac done
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unset deps
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}
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|
|
pkg_strip() {
|
|
# Strip package binaries and libraries. This saves space on the system as
|
|
# well as on the tarballs we ship for installation.
|
|
[ -f "$mak_dir/$pkg/nostrip" ] || [ "$KISS_STRIP" = 0 ] && return
|
|
|
|
log "$1" "Stripping binaries and libraries"
|
|
|
|
# Strip only files matching the below ELF types. This uses 'od' to print
|
|
# the first 18 bytes of the file. This is the location of the ELF header
|
|
# (up to the ELF type) and contains the type information we need.
|
|
#
|
|
# Static libraries (.a) are in reality AR archives which contain ELF
|
|
# objects. We simply read from the same 18 bytes and assume that the AR
|
|
# header equates to an archive containing objects (.o).
|
|
#
|
|
# Example ELF output ('003' is ELF type):
|
|
# 0000000 177 E L F 002 001 001 \0 \0 \0 \0 \0 \0 \0 \0 \0
|
|
# 0000020 003 \0
|
|
# 0000022
|
|
#
|
|
# Example AR output (.a):
|
|
# 0000000 ! < a r c h > \n /
|
|
# 0000020
|
|
# 0000022
|
|
find "$pkg_dir/$1" -type f | while read -r file; do
|
|
case $(od -A o -t c -N 18 "$file") in
|
|
# REL (object files (.o), static libraries (.a)).
|
|
*177*E*L*F*0000020\ 001\ *|*\!*\<*a*r*c*h*\>*)
|
|
strip -g -R .comment -R .note "$file"
|
|
;;
|
|
|
|
# EXEC (binaries), DYN (shared libraries).
|
|
# Shared libraries keep global symbols in a separate ELF section
|
|
# called '.dynsym'. '--strip-all/-s' does not touch the dynamic
|
|
# symbol entries which makes this safe to do.
|
|
*177*E*L*F*0000020\ 00[23]\ *)
|
|
strip -s -R .comment -R .note "$file"
|
|
;;
|
|
esac
|
|
done 2>/dev/null || :
|
|
}
|
|
|
|
pkg_fix_deps() {
|
|
# Dynamically look for missing runtime dependencies by checking each
|
|
# binary and library with 'ldd'. This catches any extra libraries and or
|
|
# dependencies pulled in by the package's build suite.
|
|
log "$1" "looking for dependencies (using ${cmd_elf##*/})"
|
|
|
|
cd "$pkg_dir/$1/$pkg_db/$1"
|
|
|
|
set +f
|
|
set -f -- "$sys_db/"*/manifest
|
|
|
|
: >> depends
|
|
|
|
find "$pkg_dir/${PWD##*/}/" -type f 2>/dev/null |
|
|
|
|
while read -r _fix_file; do
|
|
ldd_buf=$(ldd -- "$_fix_file" 2>/dev/null) || continue
|
|
elf_buf=$("$cmd_elf" -d "$_fix_file" 2>/dev/null) || elf_buf=$ldd_buf
|
|
|
|
while read -r line || [ "$line" ]; do
|
|
case $line in *NEEDED*\[*\] | *'=>'*)
|
|
# readelf: 0x0000 (NEEDED) Shared library: [libjson-c.so.5]
|
|
line=${line##*\[}
|
|
line=${line%%\]*}
|
|
|
|
# Resolve library path.
|
|
# ldd: libjson-c.so.5 => /lib/libjson-c.so.5 ...
|
|
case $cmd_elf in
|
|
*readelf) line=${ldd_buf#*" $line => "} ;;
|
|
*) line=${line##*=> } ;;
|
|
esac
|
|
line=${line%% *}
|
|
|
|
# Skip files owned by libc and POSIX.
|
|
case ${line##*/} in
|
|
ld-* |\
|
|
lib[cm].so* |\
|
|
libcrypt.so* |\
|
|
libdl.so* |\
|
|
libmvec.so* |\
|
|
libpthread.so* |\
|
|
libresolv.so* |\
|
|
librt.so* |\
|
|
libtrace.so* |\
|
|
libutil.so* |\
|
|
libxnet.so* |\
|
|
ldd)
|
|
continue
|
|
;;
|
|
|
|
*)
|
|
# Skip file if owned by current package
|
|
pkg_owner -l "/${line#/}\$" "$PWD/manifest" &&
|
|
continue
|
|
|
|
pkg_owner -l "/${line#/}\$" "$@" &&
|
|
printf '%s\n' "$pkg_owner"
|
|
;;
|
|
esac
|
|
esac
|
|
done <<EOF || :
|
|
$elf_buf
|
|
EOF
|
|
done | sort -uk1,1 depends - > "$tmp_dir/.fixdeps"
|
|
|
|
# If the depends file was modified, show a diff and replace it.
|
|
if [ -s "$tmp_dir/.fixdeps" ]; then
|
|
diff -U 3 depends - < "$tmp_dir/.fixdeps" 2>/dev/null || :
|
|
mv -f "$tmp_dir/.fixdeps" depends
|
|
pkg_manifest "${PWD##*/}"
|
|
else
|
|
rm -f depends
|
|
fi
|
|
}
|
|
|
|
pkg_manifest() {
|
|
# Generate the package's manifest file. This is a list of each file
|
|
# and directory inside the package. The file is used when uninstalling
|
|
# packages, checking for package conflicts and for general debugging.
|
|
log "$1" "Generating manifest"
|
|
|
|
cd "${2:-$pkg_dir}/$1"
|
|
|
|
# find: Print all files and directories and append '/' to directories.
|
|
{
|
|
find . -type d -exec printf '%s/\n' {} +
|
|
find . ! -type d -print
|
|
} |
|
|
|
|
# sort: Sort the output in *reverse*. Directories appear *after* their
|
|
# contents.
|
|
# sed: Remove the first character in each line (./dir -> /dir) and
|
|
# remove all lines which only contain '.'.
|
|
sort -r | sed '/^\.\/$/d;ss.ss' > "$PWD/$pkg_db/$1/manifest"
|
|
|
|
cd "$OLDPWD"
|
|
}
|
|
|
|
pkg_manifest_validate() {
|
|
log "$1" "Checking if manifest valid"
|
|
|
|
while read -r line; do
|
|
[ -h "./$line" ] || [ -e "./$line" ] || {
|
|
printf '%s\n' "$line"
|
|
set -- "$@" "$line"
|
|
}
|
|
done < "$pkg_db/$1/manifest"
|
|
|
|
case $# in [2-9]|[1-9][0-9]*)
|
|
die "$1" "manifest contains $(($# - 1)) non-existent files"
|
|
esac
|
|
}
|
|
|
|
pkg_etcsums() {
|
|
# Generate checksums for each configuration file in the package's /etc/
|
|
# directory for use in "smart" handling of these files.
|
|
log "$1" "Generating etcsums"
|
|
|
|
! [ -d "$pkg_dir/$1/etc" ] ||
|
|
|
|
# This can't be a simple 'find -exec' as 'sh256' is a shell function
|
|
# and not a real command of any kind. This is the shell equivalent.
|
|
find "$pkg_dir/$1/etc" ! -type d | sort | while read -r line; do
|
|
sh256 "$line"
|
|
done > "$pkg_dir/$1/$pkg_db/$1/etcsums"
|
|
}
|
|
|
|
pkg_tar() (
|
|
# Create a tarball from the built package's files. This tarball also
|
|
# contains the package's database entry.
|
|
#
|
|
# NOTE: repo_ comes from caller.
|
|
log "$1" "Creating tarball"
|
|
|
|
# Use 'cd' to avoid needing tar's '-C' flag which may not be portable
|
|
# across implementations.
|
|
cd "$pkg_dir/$1"
|
|
|
|
_tar_file=$bin_dir/$1@$repo_ver-$repo_rel.tar.$KISS_COMPRESS
|
|
|
|
# Create a tarball from the contents of the built package.
|
|
tar cf - . | case $KISS_COMPRESS in
|
|
bz2) bzip2 -z ;;
|
|
gz) gzip -6 ;;
|
|
lzma) lzma -z ;;
|
|
lz) lzip -z ;;
|
|
xz) xz -zT0 ;;
|
|
zst) zstd -z ;;
|
|
esac > "$_tar_file"
|
|
|
|
log "$1" "Successfully created tarball"
|
|
|
|
# arg1: post-package
|
|
# arg2: package name
|
|
# arg3: path to tarball
|
|
run_hook post-package "$1" "$_tar_file"
|
|
)
|
|
|
|
pkg_build_all() {
|
|
# Build packages and turn them into packaged tarballs.
|
|
# Order the argument list and filter out duplicates.
|
|
log "Resolving dependencies"
|
|
|
|
# Mark packages passed on the command-line explicit.
|
|
# Also resolve dependencies for all explicit packages.
|
|
for pkg do
|
|
pkg_depends "$pkg" expl filter '' '' pkg_lint
|
|
explicit="$explicit $pkg "
|
|
done
|
|
|
|
# If this is an update, don't always build explicitly passsed packages
|
|
# and instead install pre-built binaries if they exist.
|
|
[ "$pkg_update" ] || explicit_build=$explicit
|
|
|
|
set --
|
|
|
|
# If an explicit package is a dependency of another explicit package,
|
|
# remove it from the explicit list.
|
|
for pkg in $explicit; do
|
|
contains "$deps" "$pkg" || set -- "$@" "$pkg"
|
|
done
|
|
explicit_cnt=$#
|
|
explicit=$*
|
|
|
|
log "Building: explicit: $*${deps:+, implicit: ${deps## }}"
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $deps "$@"
|
|
|
|
# Ask for confirmation if extra packages need to be built.
|
|
[ "$#" -ne "$explicit_cnt" ] || [ "$pkg_update" ] && prompt
|
|
|
|
log "Checking for pre-built dependencies"
|
|
|
|
# Install any pre-built dependencies if they exist in the binary
|
|
# directory and are up to date.
|
|
for pkg in "$@"; do
|
|
if ! contains "$explicit_build" "$pkg" && pkg_cache "$pkg"; then
|
|
log "$pkg" "Found pre-built binary"
|
|
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
(export KISS_FORCE=1; args i "$tar_file")
|
|
else
|
|
set -- "$@" "$pkg"
|
|
fi
|
|
|
|
shift
|
|
done
|
|
|
|
for pkg do
|
|
pkg_source "$pkg"
|
|
pkg_verify "$pkg"
|
|
done
|
|
|
|
# Finally build and create tarballs for all passed packages and
|
|
# dependencies.
|
|
for pkg do
|
|
log "$pkg" "Building package ($((_build_cur+=1))/${_build_tot:=$#})"
|
|
|
|
pkg_find_version "$pkg"
|
|
|
|
# arg1: pre-extract
|
|
# arg2: package name
|
|
# arg3: path to DESTDIR
|
|
run_hook pre-extract "$pkg" "$pkg_dir/$pkg"
|
|
|
|
pkg_extract "$pkg"
|
|
pkg_build "$pkg"
|
|
pkg_strip "$pkg"
|
|
pkg_manifest "$pkg"
|
|
pkg_fix_deps "$pkg"
|
|
pkg_etcsums "$pkg"
|
|
pkg_tar "$pkg"
|
|
|
|
if [ "$pkg_update" ] || ! contains "$explicit" "$pkg"; then
|
|
log "$pkg" "Needed as a dependency or has an update, installing"
|
|
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
(export KISS_FORCE=1; args i "$pkg")
|
|
fi
|
|
done
|
|
|
|
[ "$pkg_update" ] || {
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $explicit
|
|
|
|
! prompt "Install built packages? [$*]" || (args i "$@")
|
|
}
|
|
}
|
|
|
|
pkg_build() {
|
|
# Install built packages to a directory under the package name to
|
|
# avoid collisions with other packages.
|
|
mkcd "$mak_dir/$1" "$pkg_dir/$1/$pkg_db"
|
|
|
|
log "$1" "Starting build"
|
|
|
|
# arg1: pre-build
|
|
# arg2: package name
|
|
# arg3: path to build directory
|
|
run_hook pre-build "$1" "$mak_dir/$1"
|
|
|
|
# Attempt to create the log file early so any permissions errors are caught
|
|
# before the build starts. 'tee' is run in a pipe and POSIX shell has no
|
|
# pipe-fail causing confusing behavior when tee fails.
|
|
: > "$log_dir/$1-$time-$pid"
|
|
|
|
# Call the build script, log the output to the terminal and to a file.
|
|
# There's no PIPEFAIL in POSIX shell so we must resort to tricks like kill.
|
|
{
|
|
# Give the script a modified environment. Define CC and CXX giving them
|
|
# the generic values cc and c++. Define KISS_ROOT sanitized to ensure
|
|
# safe path joining in build files.
|
|
AR="${AR:-ar}" \
|
|
CC="${CC:-cc}" \
|
|
CXX="${CXX:-c++}" \
|
|
NM="${NM:-nm}" \
|
|
RANLIB="${RANLIB:-ranlib}" \
|
|
DESTDIR="$pkg_dir/$1" \
|
|
GOPATH="$PWD/go" \
|
|
KISS_ROOT="$KISS_ROOT" \
|
|
PREFIX=/usr \
|
|
\
|
|
"$repo_dir/build" "$pkg_dir/$1" "$repo_ver" 2>&1 || {
|
|
log "$1" "Build failed"
|
|
log "$1" "Log stored to $log_dir/$1-$time-$pid"
|
|
|
|
# arg1: build-fail
|
|
# arg2: package name
|
|
# arg3: path to build directory
|
|
run_hook build-fail "$pkg" "$mak_dir/$1"
|
|
|
|
pkg_clean
|
|
kill 0
|
|
}
|
|
} | tee "$log_dir/$1-$time-$pid"
|
|
|
|
# Delete the log file if the build succeeded to prevent the directory
|
|
# from filling very quickly with useless logs.
|
|
[ "$KISS_KEEPLOG" = 1 ] || rm -f "$log_dir/$1-$time-$pid"
|
|
|
|
# Copy the repository files to the package directory.
|
|
cp -LRf "$repo_dir" "$pkg_dir/$1/$pkg_db/"
|
|
|
|
log "$1" "Successfully built package"
|
|
|
|
# arg1: post-build
|
|
# arg2: package name
|
|
# arg3: path to DESTDIR
|
|
run_hook post-build "$1" "$pkg_dir/$1"
|
|
|
|
# Remove all .la files from package.
|
|
find "$pkg_dir/$1/usr/lib" \
|
|
-name \*.la -exec rm -f {} + 2>/dev/null || :
|
|
|
|
# Remove unneeded file from all packages.
|
|
rm -f "$pkg_dir/$1/usr/lib/charset.alias"
|
|
|
|
# Ensure manifest is added to manfiest.
|
|
: > "$pkg_dir/$1/$pkg_db/$1/manifest"
|
|
|
|
# Ensure etcsums is added to manifest if /etc/ exists in package.
|
|
! [ -d "$pkg_dir/$1/etc" ] || : > "$pkg_dir/$1/$pkg_db/$1/etcsums"
|
|
}
|
|
|
|
pkg_checksums() {
|
|
# Generate checksums for packages.
|
|
#
|
|
# NOTE: repo_dir comes from caller.
|
|
while read -r src dest || [ "$src" ]; do
|
|
pkg_source_resolve "$1" "$src" "$dest" >/dev/null
|
|
|
|
case $_res in */*[!.])
|
|
sh256 "$_res"
|
|
esac
|
|
done < "$repo_dir/sources" || die "$1" "Failed to generate checksums"
|
|
}
|
|
|
|
pkg_verify() {
|
|
# Verify all package checksums. This is achieved by generating a new set
|
|
# of checksums and then comparing those with the old set.
|
|
#
|
|
# NOTE: repo_dir comes from caller.
|
|
log "$1" "Checking sources"
|
|
|
|
[ -f "$repo_dir/sources" ] || return 0
|
|
|
|
# Read the repository checksums into a list.
|
|
while read -r chk _ || [ "$chk" ]; do
|
|
set -- "$@" "$chk"
|
|
done 2>/dev/null < "$repo_dir/checksums"
|
|
|
|
# Generate a new set of checksums to compare against.
|
|
pkg_checksums "$1" > "$mak_dir/v"
|
|
|
|
# Check that the first column (separated by whitespace) match in both
|
|
# checksum files. If any part of either file differs, mismatch. Abort.
|
|
while read -r new _; do shift
|
|
printf 'old %s\nnew %s\n' "${1:-missing}" "$new"
|
|
|
|
case $new-${1:-null} in
|
|
"$1-$new"|"$new-SKIP") ;;
|
|
|
|
*) die "${repo_dir##*/}" "Checksum mismatch"
|
|
esac
|
|
done < "$mak_dir/v"
|
|
}
|
|
|
|
pkg_conflicts() {
|
|
# Check to see if a package conflicts with another.
|
|
log "$1" "Checking for package conflicts"
|
|
|
|
# Filter the tarball's manifest and select only files. Resolve all
|
|
# symlinks in file paths as well.
|
|
while read -r file; do
|
|
# Skip all directories.
|
|
case $file in */) continue; esac
|
|
|
|
file=$KISS_ROOT/${file#/}
|
|
|
|
# Attempt to resolve symlinks by using 'cd'.
|
|
# If this fails, fallback to the file's parent
|
|
# directory.
|
|
cd -P "${file%/*}" 2>/dev/null || PWD=${file%/*}
|
|
|
|
# Print the file with all symlinks in its path
|
|
# resolved to their real locations.
|
|
printf '%s\n' "${PWD#"$KISS_ROOT"}/${file##*/}"
|
|
done < "$tar_dir/$1/$pkg_db/$1/manifest" > "$mak_dir/cf_m"
|
|
|
|
cd "$tar_dir/$1"
|
|
|
|
p_name=$1
|
|
set +f
|
|
set -f "$sys_db"/*/manifest
|
|
|
|
# Generate a list of all installed package manifests and remove the
|
|
# current package from the list. This is the simplest method of
|
|
# dropping an item from the argument list. The one downside is that
|
|
# it cannot live in a function due to scoping of arguments.
|
|
for manifest do
|
|
shift
|
|
|
|
case $manifest in "$sys_db/$p_name/manifest")
|
|
continue
|
|
esac
|
|
|
|
set -- "$@" "$manifest"
|
|
done
|
|
|
|
# Return here if there is nothing to check conflicts against.
|
|
[ "$#" != 0 ] || return 0
|
|
|
|
# Store the list of found conflicts in a file as we'll be using the
|
|
# information multiple times. Storing things in the cache dir allows
|
|
# us to be lazy as they'll be automatically removed on script end.
|
|
grep -Fxf "$mak_dir/cf_m" -- "$@" 2>/dev/null > "$mak_dir/cf" || :
|
|
|
|
# Enable alternatives automatically if it is safe to do so.
|
|
# This checks to see that the package that is about to be installed
|
|
# doesn't overwrite anything it shouldn't in '/var/db/kiss/installed'.
|
|
grep -q ":/var/db/kiss/installed/" "$mak_dir/cf" || choice_auto=1
|
|
|
|
if [ "$KISS_CHOICE" != 0 ] &&
|
|
[ "$choice_auto" = 1 ] &&
|
|
[ -s "$mak_dir/cf" ]; then
|
|
# This is a novel way of offering an "alternatives" system.
|
|
# It is entirely dynamic and all "choices" are created and
|
|
# destroyed on the fly.
|
|
#
|
|
# When a conflict is found between two packages, the file
|
|
# is moved to a directory called "choices" and its name
|
|
# changed to store its parent package and its intended
|
|
# location.
|
|
#
|
|
# The package's manifest is then updated to reflect this
|
|
# new location.
|
|
#
|
|
# The 'kiss alternatives' command parses this directory and
|
|
# offers you the CHOICE of *swapping* entries in this
|
|
# directory for those on the filesystem.
|
|
#
|
|
# The alternatives command does the same thing we do here,
|
|
# it rewrites manifests and moves files around to make
|
|
# this work.
|
|
#
|
|
# Pretty nifty huh?
|
|
while IFS=: read -r _ con; do
|
|
printf '%s\n' "Found conflict $con"
|
|
|
|
# Create the "choices" directory inside of the tarball.
|
|
# This directory will store the conflicting file.
|
|
mkdir -p "$tar_dir/$p_name/${cho_dir:=var/db/kiss/choices}"
|
|
|
|
# Construct the file name of the "db" entry of the
|
|
# conflicting file. (pkg_name>usr>bin>ls)
|
|
con_name=$(printf %s "$con" | sed 's|/|>|g')
|
|
|
|
# Move the conflicting file to the choices directory
|
|
# and name it according to the format above.
|
|
mv -f "$tar_dir/$p_name/$con" \
|
|
"$tar_dir/$p_name/$cho_dir/$p_name$con_name" 2>/dev/null || {
|
|
log "File must be in ${con%/*} and not a symlink to it"
|
|
log "This usually occurs when a binary is installed to"
|
|
log "/sbin instead of /usr/bin (example)"
|
|
log "Before this package can be used as an alternative,"
|
|
log "this must be fixed in $p_name. Contact the maintainer"
|
|
die "by finding their details via 'kiss-maintainer'" "" "!>"
|
|
}
|
|
done < "$mak_dir/cf"
|
|
|
|
log "$p_name" "Converted all conflicts to choices (kiss a)"
|
|
|
|
# Rewrite the package's manifest to update its location
|
|
# to its new spot (and name) in the choices directory.
|
|
pkg_manifest "$p_name" "$tar_dir" 2>/dev/null
|
|
|
|
elif [ -s "$mak_dir/cf" ]; then
|
|
log "Package '$p_name' conflicts with another package" "" "!>"
|
|
log "Run 'KISS_CHOICE=1 kiss i $p_name' to add conflicts" "" "!>"
|
|
die "as alternatives." "" "!>"
|
|
fi
|
|
}
|
|
|
|
pkg_swap() {
|
|
# Swap between package alternatives.
|
|
pkg_list "$1" >/dev/null
|
|
|
|
alt=$(printf %s "$1$2" | sed 's|/|>|g')
|
|
cd "$sys_db/../choices"
|
|
|
|
[ -f "$alt" ] || [ -h "$alt" ] ||
|
|
die "Alternative '$1 $2' doesn't exist"
|
|
|
|
if [ -f "$2" ]; then
|
|
# Figure out which package owns the file we are going to swap for
|
|
# another package's. Print the full path to the manifest file which
|
|
# contains the match to our search.
|
|
pkg_owns=$(set +f; grep -lFx "$2" "$sys_db/"*/manifest) || :
|
|
|
|
# Extract the package name from the path above.
|
|
pkg_owns=${pkg_owns%/*}
|
|
pkg_owns=${pkg_owns##*/}
|
|
|
|
# Ensure that the file we're going to swap is actually owned by a
|
|
# package. If it is not, we have to die here.
|
|
[ "$pkg_owns" ] || die "File '$2' exists on filesystem but isn't owned"
|
|
|
|
log "Swapping '$2' from '$pkg_owns' to '$1'"
|
|
|
|
# Convert the current owner to an alternative and rewrite its manifest
|
|
# file to reflect this.
|
|
cp -Pf "$KISS_ROOT/$2" "$pkg_owns>${alt#*>}"
|
|
|
|
# Replace the matching line in the manifest with the desired replacement.
|
|
# This used to be a 'sed' call which turned out to be a little
|
|
# error-prone in some cases. This new method is a tad slower but ensures
|
|
# we never wipe the file due to a command error.
|
|
while read -r line; do
|
|
case $line in
|
|
"$2") printf '%s\n' "${PWD#"$KISS_ROOT"}/$pkg_owns>${alt#*>}" ;;
|
|
*) printf '%s\n' "$line" ;;
|
|
esac
|
|
done < "../installed/$pkg_owns/manifest" | sort -r > "$mak_dir/.$1"
|
|
|
|
mv -f "$mak_dir/.$1" "../installed/$pkg_owns/manifest"
|
|
fi
|
|
|
|
# Convert the desired alternative to a real file and rewrite the manifest
|
|
# file to reflect this. The reverse of above.
|
|
mv -f "$alt" "$KISS_ROOT/$2"
|
|
|
|
# Replace the matching line in the manifest with the desired replacement.
|
|
# This used to be a 'sed' call which turned out to be a little error-prone
|
|
# in some cases. This new method is a tad slower but ensures we never wipe
|
|
# the file due to a command error.
|
|
while read -r line; do
|
|
case $line in
|
|
"${PWD#"$KISS_ROOT"}/$alt") printf '%s\n' "$2" ;;
|
|
*) printf '%s\n' "$line" ;;
|
|
esac
|
|
done < "../installed/$1/manifest" | sort -r > "$mak_dir/.$1"
|
|
|
|
mv -f "$mak_dir/.$1" "../installed/$1/manifest"
|
|
}
|
|
|
|
file_rwx() {
|
|
# Grab the octal permissions from 'ls -l' so that we can retain
|
|
# directory permissions and strip setuid/setgid if found.
|
|
rwx=$(ls -ld "$1") oct='' o=0
|
|
|
|
# Convert the output of 'ls' (rwxrwx---) to octal. This is simply
|
|
# a 1-9 loop with the second digit being the value of the field.
|
|
for c in 14 22 31 44 52 61 74 82 91; do
|
|
rwx=${rwx#?}
|
|
|
|
case $rwx in
|
|
[rwx]*): "$((o+=${c#?}))" ;;
|
|
[st]*): "$((o+=1))" ;;
|
|
[ST]*) ;;
|
|
esac
|
|
|
|
case $((${c%?} % 3)) in 0)
|
|
oct=$oct$o o=0
|
|
esac
|
|
done
|
|
}
|
|
|
|
pkg_install_files() {
|
|
while read -r file; do
|
|
_file=$KISS_ROOT$file
|
|
|
|
# Copy files and create directories (preserving permissions),
|
|
# skipping anything located in /etc/.
|
|
#
|
|
# The 'test' will run with '-e' for no-overwrite and '-z'
|
|
# for overwrite.
|
|
case $file in /etc/*) ;;
|
|
*/)
|
|
# Skip directories if they already exist in the file system.
|
|
# (Think /usr/bin, /usr/lib, etc).
|
|
[ -d "$_file" ] || {
|
|
file_rwx "$2/${file#/}"
|
|
mkdir -m "$oct" "$_file"
|
|
}
|
|
;;
|
|
|
|
*)
|
|
if [ -d "$_file" ] || test "$1" "$_file"; then
|
|
# Skip directories as they're likely symlinks in this case.
|
|
# Pure directories in manifests have a suffix of '/'.
|
|
continue
|
|
|
|
elif [ -h "$_file" ]; then
|
|
# Copy the file to the destination directory overwriting
|
|
# any existing file.
|
|
cp -fP "$2$file" "${_file%/*}/."
|
|
|
|
else
|
|
# Construct a temporary filename which is a) unique and
|
|
# b) identifiable as related to the package manager.
|
|
__tmp=${_file%/*}/__kiss-tmp-$pkg_name-${file##*/}-$pid
|
|
|
|
# Copy the file to the destination directory with the
|
|
# temporary name created above.
|
|
cp -fP "$2$file" "$__tmp" &&
|
|
|
|
# Atomically move the temporary file to its final
|
|
# destination. The running processes will either get
|
|
# the old file or the new one.
|
|
mv -f "$__tmp" "$_file"
|
|
fi
|
|
esac || return 1
|
|
done
|
|
}
|
|
|
|
pkg_remove_files() {
|
|
# Remove a file list from the system. This function runs during package
|
|
# installation and package removal. Combining the removals in these two
|
|
# functions allows us to stop duplicating code.
|
|
while read -r file; do
|
|
case $file in /etc/?*[!/])
|
|
sh256 "$KISS_ROOT/$file" >/dev/null
|
|
sum_old=$(grep -F "${hash:-null}" "$mak_dir/c")
|
|
|
|
[ "${hash:-null}" = "$sum_old" ] || {
|
|
printf 'Skipping %s (modified)\n' "$file"
|
|
continue
|
|
}
|
|
esac 2>/dev/null || :
|
|
|
|
_file=${KISS_ROOT:+"$KISS_ROOT/"}${file%%/}
|
|
|
|
# Queue all directory symlinks for later removal.
|
|
if [ -h "$_file" ] && [ -d "$_file" ]; then
|
|
case $file in /*/*/)
|
|
set -- "$@" "$_file"
|
|
esac
|
|
|
|
# Remove empty directories.
|
|
elif [ -d "$_file" ]; then
|
|
rmdir "$_file" 2>/dev/null || :
|
|
|
|
# Remove everything else.
|
|
else
|
|
rm -f "$_file"
|
|
fi
|
|
done
|
|
|
|
# Remove all broken directory symlinks.
|
|
for sym do
|
|
[ -e "$sym" ] || rm -f "$sym"
|
|
done
|
|
}
|
|
|
|
pkg_etc() (
|
|
[ -d "$tar_dir/$pkg_name/etc" ] || return 0
|
|
|
|
cd "$tar_dir/$pkg_name"
|
|
|
|
# Create all directories beforehand.
|
|
find etc -type d | while read -r dir; do
|
|
mkdir -p "$KISS_ROOT/$dir"
|
|
done
|
|
|
|
# Handle files in /etc/ based on a 3-way checksum check.
|
|
find etc ! -type d | sort | while read -r file; do
|
|
i=$((i + 1))
|
|
|
|
{ sh256 "$file"; sum_new=$hash
|
|
sh256 "$KISS_ROOT/$file"; sum_sys=$hash
|
|
sum_old=$(awk "NR == $i" "$mak_dir/c"); } >/dev/null 2>&1 || :
|
|
|
|
log "$pkg_name" "Doing 3-way handshake for $file"
|
|
printf '%s\n' "Previous: ${sum_old:-null}"
|
|
printf '%s\n' "System: ${sum_sys:-null}"
|
|
printf '%s\n' "New: ${sum_new:-null}"
|
|
|
|
# Use a case statement to easily compare three strings at
|
|
# the same time. Pretty nifty.
|
|
case ${sum_old:-null}${sum_sys:-null}${sum_new} in
|
|
# old = Y, sys = X, new = Y
|
|
"${sum_new}${sum_sys}${sum_old}")
|
|
log "Skipping $file"
|
|
continue
|
|
;;
|
|
|
|
# old = X, sys = X, new = X
|
|
# old = X, sys = Y, new = Y
|
|
# old = X, sys = X, new = Y
|
|
"${sum_old}${sum_old}${sum_old}"|\
|
|
"${sum_old:-null}${sum_sys}${sum_sys}"|\
|
|
"${sum_sys}${sum_old}"*)
|
|
log "Installing $file"
|
|
new=
|
|
;;
|
|
|
|
# All other cases.
|
|
*)
|
|
war "$pkg_name" "saving /$file as /$file.new"
|
|
new=.new
|
|
;;
|
|
esac
|
|
|
|
cp -fPp "$file" "$KISS_ROOT/${file}${new}"
|
|
chown root:root "$KISS_ROOT/${file}${new}" 2>/dev/null
|
|
done || :
|
|
)
|
|
|
|
pkg_removable() {
|
|
# Check if a package is removable and die if it is not.
|
|
# A package is removable when it has no dependents.
|
|
log "$1" "Checking if package removable"
|
|
|
|
cd "$sys_db"
|
|
set +f
|
|
|
|
! grep -lFx -- "$1" */depends ||
|
|
die "$1" "Not removable, has dependents"
|
|
|
|
set -f
|
|
cd "$OLDPWD"
|
|
}
|
|
|
|
pkg_remove() {
|
|
# Remove a package and all of its files. The '/etc' directory is handled
|
|
# differently and configuration files are *not* overwritten.
|
|
pkg_list "$1" >/dev/null || return
|
|
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
[ "${KISS_FORCE:=0}" = 1 ] || pkg_removable "$1"
|
|
|
|
# Block being able to abort the script with 'Ctrl+C' during removal.
|
|
# Removes all risk of the user aborting a package removal leaving an
|
|
# incomplete package installed.
|
|
trap '' INT
|
|
|
|
# arg1: pre-remove
|
|
# arg2: package name
|
|
# arg3: path to installed database
|
|
run_hook_pkg pre-remove "$1"
|
|
run_hook pre-remove "$1" "$sys_db/$1"
|
|
|
|
# Make a backup of the etcsums file (if it exists).
|
|
cp -f "$sys_db/$1/etcsums" "$mak_dir/c" 2>/dev/null || : > "$mak_dir/c"
|
|
|
|
log "$1" "Removing package"
|
|
pkg_remove_files < "$sys_db/$1/manifest"
|
|
|
|
# Reset 'trap' to its original value. Removal is done so
|
|
# we no longer need to block 'Ctrl+C'.
|
|
trap pkg_clean EXIT INT
|
|
|
|
log "$1" "Removed successfully"
|
|
}
|
|
|
|
pkg_installable() {
|
|
# Check if a package is removable and die if it is not.
|
|
# A package is removable when all of its dependencies
|
|
# are satisfied.
|
|
log "$1" "Checking if package installable"
|
|
|
|
# False positive.
|
|
# shellcheck disable=2094
|
|
! [ -f "$2" ] ||
|
|
|
|
while read -r dep dep_type || [ "$dep" ]; do
|
|
case $dep-$dep_type in
|
|
\#*-*)
|
|
continue
|
|
;;
|
|
|
|
*-)
|
|
pkg_list "$dep" >/dev/null 2>&1 || {
|
|
printf '%s %s\n' "$dep" "$dep_type"
|
|
set -- "$1" "$2" "$(($3 + 1))"
|
|
}
|
|
;;
|
|
esac
|
|
done < "$2"
|
|
|
|
case ${3:-0} in [1-9]*)
|
|
die "$1" "Package not installable, missing $3 package(s)"
|
|
esac
|
|
}
|
|
|
|
pkg_install() {
|
|
# Install a built package tarball.
|
|
#
|
|
# Package installation works similarly to the method used by Slackware in
|
|
# some of their tooling. It's not the obvious solution to the problem,
|
|
# however it is the best solution at this given time.
|
|
#
|
|
# When an installation is an update to an existing package, instead of
|
|
# removing the old version first we do something different.
|
|
#
|
|
# The new version is installed overwriting any files which it has in
|
|
# common with the previously installed version of the package.
|
|
#
|
|
# A "diff" is then generated between the old and new versions and contains
|
|
# any files existing in the old version but not the new version.
|
|
#
|
|
# The package manager then goes and removes these files which leaves us
|
|
# with the new package version in the file system and all traces of the
|
|
# old version gone.
|
|
#
|
|
# For good measure the package manager will then install the new package
|
|
# an additional time. This is to ensure that the above diff didn't contain
|
|
# anything incorrect.
|
|
#
|
|
# This is the better method as it is "seamless". An update to busybox won't
|
|
# create a window in which there is no access to all of its utilities.
|
|
|
|
# Install can also take the full path to a tarball. We don't need to check
|
|
# the repository if this is the case.
|
|
case $1 in
|
|
*.tar.*)
|
|
[ -f "$1" ] || die "File '$1' does not exist"
|
|
|
|
tar_file=$1
|
|
pkg_name=${1##*/}
|
|
pkg_name=${pkg_name%@*}
|
|
;;
|
|
|
|
*)
|
|
pkg_cache "$1" || die "$1" "Not yet built"
|
|
pkg_name=$1
|
|
;;
|
|
esac
|
|
|
|
mkcd "$tar_dir/$pkg_name"
|
|
|
|
# The tarball is extracted to a temporary directory where its contents are
|
|
# then "installed" to the filesystem. Running this step as soon as possible
|
|
# allows us to also check the validity of the tarball and bail out early
|
|
# if needed.
|
|
decompress "$tar_file" | tar xf -
|
|
|
|
# Naively assume that the existence of a manifest file is all that
|
|
# determines a valid KISS package from an invalid one. This should be a
|
|
# fine assumption to make in 99.99% of cases.
|
|
[ -f "./$pkg_db/$pkg_name/manifest" ] || die "Not a valid KISS package"
|
|
|
|
[ "$KISS_FORCE" = 1 ] || {
|
|
pkg_manifest_validate "$pkg_name"
|
|
pkg_installable "$pkg_name" "$tar_dir/$pkg_name/$pkg_db/$pkg_name/depends"
|
|
}
|
|
|
|
# arg1: pre-install
|
|
# arg2: package name
|
|
# arg3: path to extracted package
|
|
run_hook pre-install "$pkg_name" "$tar_dir/$pkg_name"
|
|
|
|
pkg_conflicts "$pkg_name"
|
|
|
|
log "$pkg_name" "Installing package (${tar_file##*/})"
|
|
|
|
# If the package is already installed (and this is an upgrade) make a
|
|
# backup of the manifest and etcsums files.
|
|
cp -f "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null ||
|
|
: > "$mak_dir/m"
|
|
cp -f "$sys_db/$pkg_name/etcsums" "$mak_dir/c" 2>/dev/null ||
|
|
: > "$mak_dir/c"
|
|
|
|
tar_man=$tar_dir/$pkg_name/$pkg_db/$pkg_name/manifest
|
|
|
|
# Reverse the manifest file so that we start shallow and go deeper as we
|
|
# iterate over each item. This is needed so that directories are created
|
|
# going down the tree.
|
|
sort "$tar_man" > "$mak_dir/if"
|
|
|
|
# Generate a list of files which exist in the currently installed manifest
|
|
# but not in the newer (to be installed) manifest.
|
|
grep -vFxf "$tar_man" "$mak_dir/m" > "$mak_dir/rm" 2>/dev/null ||:
|
|
|
|
# Block being able to abort the script with Ctrl+C during installation.
|
|
# Removes all risk of the user aborting a package installation leaving
|
|
# an incomplete package installed.
|
|
trap '' INT
|
|
|
|
if
|
|
# Install the package's files by iterating over its manifest.
|
|
pkg_install_files -z "$tar_dir/$pkg_name" < "$mak_dir/if" &&
|
|
|
|
# Handle /etc/ files in a special way (via a 3-way checksum) to
|
|
# determine how these files should be installed. Do we overwrite the
|
|
# existing file? Do we install it as $file.new to avoid deleting user
|
|
# configuration? etc.
|
|
#
|
|
# This is more or less similar to Arch Linux's Pacman with the user
|
|
# manually handling the .new files when and if they appear.
|
|
pkg_etc &&
|
|
|
|
# This is the aforementioned step removing any files from the old
|
|
# version of the package if the installation is an update. Each file
|
|
# type has to be specially handled to ensure no system breakage occurs.
|
|
pkg_remove_files < "$mak_dir/rm" &&
|
|
|
|
# Install the package's files a second time to fix any mess caused by
|
|
# the above removal of the previous version of the package.
|
|
pkg_install_files -e "$tar_dir/$pkg_name" < "$mak_dir/if"
|
|
|
|
then
|
|
# Reset 'trap' to its original value. Installation is done so we no longer
|
|
# need to block 'Ctrl+C'.
|
|
trap pkg_clean EXIT INT
|
|
|
|
# arg1: post-install
|
|
# arg2: package name
|
|
# arg3: path to installed package database
|
|
run_hook_pkg post-install "$pkg_name"
|
|
run_hook post-install "$pkg_name" "$sys_db/$pkg_name"
|
|
|
|
log "$pkg_name" "Installed successfully"
|
|
|
|
else
|
|
pkg_clean
|
|
log "$pkg_name" "Failed to install package." ERROR
|
|
die "$pkg_name" "Filesystem now dirty, manual repair needed."
|
|
fi
|
|
}
|
|
|
|
pkg_update() {
|
|
# Check all installed packages for updates. So long as the installed
|
|
# version and the version in the repositories differ, it's considered
|
|
# an update.
|
|
log "Updating repositories"
|
|
|
|
# Create a list of all repositories.
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
{ IFS=:; set -- $KISS_PATH; unset IFS; }
|
|
|
|
# Update each repository in '$KISS_PATH'.
|
|
for repo do
|
|
# Handle null repositories (KISS_PATH=repo:::::repo).
|
|
[ "$repo" ] || continue
|
|
|
|
[ -d "$repo" ] || {
|
|
log "$repo" " "
|
|
printf 'Skipping repository, not a directory\n'
|
|
continue
|
|
}
|
|
|
|
cd "$repo"
|
|
|
|
git remote >/dev/null 2>&1 || {
|
|
log "$repo" " "
|
|
printf 'Skipping git pull, not a repository\n'
|
|
continue
|
|
}
|
|
|
|
# Go to the repository's root directory.
|
|
git_root=$(git rev-parse --show-toplevel)
|
|
cd "${git_root:?"failed to find git root for '$PWD'"}"
|
|
|
|
# Go to the real root directory if this is a submodule.
|
|
git_root=$(git rev-parse --show-superproject-working-tree)
|
|
cd "${git_root:-"$PWD"}"
|
|
|
|
contains "$repos" "$PWD" || {
|
|
repos="$repos $PWD "
|
|
|
|
# arg1: pre-update
|
|
# env: PWD is path to repository
|
|
run_hook pre-update
|
|
|
|
# Display a tick if signing is enabled for this repository.
|
|
case $(git config merge.verifySignatures) in
|
|
true) log "$PWD" "[signed] " ;;
|
|
*) log "$PWD" " " ;;
|
|
esac
|
|
|
|
if [ -w "$PWD" ] && [ "$uid" != 0 ]; then
|
|
git pull
|
|
git submodule update --remote --init -f
|
|
|
|
else
|
|
[ "$uid" = 0 ] || log "$PWD" "Need root to update"
|
|
|
|
# Find out the owner of the repository and spawn
|
|
# git as this user below.
|
|
#
|
|
# This prevents 'git' from changing the original
|
|
# ownership of files and directories in the rare
|
|
# case that the repository is owned by a 3rd user.
|
|
file_owner "$PWD"
|
|
|
|
# We're in a repository which is owned by a 3rd
|
|
# user. Not root or the current user.
|
|
[ "$user" = root ] || log "Dropping to $user for pull"
|
|
|
|
as_root git pull
|
|
as_root git submodule update --remote --init -f
|
|
|
|
unset user
|
|
fi
|
|
|
|
# arg1: post-update
|
|
# env: PWD is path to repository
|
|
run_hook post-update
|
|
}
|
|
done
|
|
|
|
log "Checking for new package versions"
|
|
|
|
set +f --
|
|
|
|
for pkg in "$sys_db/"*; do
|
|
read -r db_ver db_rel < "$pkg/version" ||
|
|
die "${pkg##*/}" "Failed to read installed version"
|
|
|
|
pkg_find_version "${pkg##*/}"
|
|
|
|
# Detect repository orphans (installed packages with no
|
|
# associated repository).
|
|
case $repo_dir in */var/db/kiss/installed/*)
|
|
_repo_orp="$_repo_orp ${pkg##*/}"
|
|
esac
|
|
|
|
# Compare installed packages to repository packages.
|
|
[ "$db_ver-$db_rel" = "$repo_ver-$repo_rel" ] || {
|
|
printf '%s\n' "${pkg##*/} $db_ver-$db_rel ==> $repo_ver-$repo_rel"
|
|
set -- "$@" "${pkg##*/}"
|
|
}
|
|
done
|
|
|
|
log "Checking for orphaned repository packages"
|
|
case $_repo_orp in *?*)
|
|
war "Packages without repository:$_repo_orp"
|
|
esac
|
|
|
|
set -f
|
|
pkg_update=1
|
|
|
|
case " $* " in
|
|
*" kiss "*)
|
|
log "Detected package manager update"
|
|
log "The package manager will be updated first"
|
|
|
|
prompt
|
|
|
|
pkg_build_all kiss
|
|
args i kiss
|
|
|
|
log "Updated the package manager"
|
|
log "Re-run 'kiss update' to update your system"
|
|
;;
|
|
|
|
" ")
|
|
log "Everything is up to date"
|
|
;;
|
|
|
|
*)
|
|
log "Packages to update: $*"
|
|
pkg_order "$@"
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
pkg_build_all $order
|
|
|
|
log "Updated all packages"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
pkg_clean() {
|
|
# Clean up on exit or error. This removes everything related to the build.
|
|
[ "$KISS_DEBUG" = 1 ] || rm -rf "$tmp_dir"
|
|
}
|
|
|
|
args() {
|
|
# Parse script arguments manually. This is rather easy to do in our case
|
|
# since the first argument is always an "action" and the arguments that
|
|
# follow are all package names.
|
|
action=$1
|
|
shift "$(($# != 0))"
|
|
|
|
# Ensure that arguments do not contain invalid characters. Wildcards can
|
|
# not be used here as they would conflict with kiss extensions.
|
|
case $action in
|
|
a|alternatives)
|
|
case $1 in *\**|*\!*|*\[*|*\]*|*/*)
|
|
die "Invalid argument: '!*[]/' ($1)"
|
|
esac
|
|
;;
|
|
|
|
b|build|c|checksum|d|download|i|install|l|list|r|remove)
|
|
case ${action%%"${action#?}"}-$* in
|
|
i-*\!*|i-*\**|i-*\[*|i-*\]*)
|
|
die "Arguments contain invalid characters: '!*[]' ($*)"
|
|
;;
|
|
|
|
[!i]-*\!*|[!i]-*\**|[!i]-*\[*|[!i]-*\]*|[!i]-*/*)
|
|
die "Arguments contain invalid characters: '!*[]/' ($*)"
|
|
;;
|
|
|
|
[!l]-)
|
|
# Add parent directory to repository list.
|
|
export KISS_PATH=${PWD%/*}:$KISS_PATH
|
|
|
|
# Use basename of current directory as package.
|
|
set -- "${PWD##*/}"
|
|
;;
|
|
esac
|
|
|
|
# Order the argument list based on dependence.
|
|
pkg_order "$@"
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $order
|
|
;;
|
|
esac
|
|
|
|
# Rerun the script as root with a fixed environment if needed. We sadly
|
|
# can't run singular functions as root so this is needed.
|
|
case $action in a|alternatives|i|install|r|remove)
|
|
[ -z "$1" ] || [ -w "$KISS_ROOT/" ] || [ "$uid" = 0 ] || {
|
|
as_root env \
|
|
HOME="$HOME" \
|
|
XDG_CACHE_HOME="$XDG_CACHE_HOME" \
|
|
KISS_COMPRESS="$KISS_COMPRESS" \
|
|
KISS_PATH="$KISS_PATH" \
|
|
KISS_FORCE="$KISS_FORCE" \
|
|
KISS_ROOT="$KISS_ROOT" \
|
|
KISS_CHOICE="$KISS_CHOICE" \
|
|
KISS_COLOR="$KISS_COLOR" \
|
|
KISS_TMPDIR="$KISS_TMPDIR" \
|
|
KISS_PID="$KISS_PID" \
|
|
"$0" "$action" "$@"
|
|
return
|
|
}
|
|
esac
|
|
|
|
# Actions can be abbreviated to their first letter. This saves keystrokes
|
|
# once you memorize the commands.
|
|
case $action in
|
|
a|alternatives)
|
|
if [ "$1" = - ]; then
|
|
while read -r pkg path; do
|
|
pkg_swap "$pkg" "$path"
|
|
done
|
|
|
|
elif [ "$1" ]; then
|
|
pkg_swap "$@"
|
|
|
|
else
|
|
# Go over each alternative and format the file
|
|
# name for listing. (pkg_name>usr>bin>ls)
|
|
set +f; for pkg in "$sys_db/../choices"/*; do
|
|
printf '%s\n' "${pkg##*/}"
|
|
done | sed 's|>| /|; s|>|/|g; /\*/d'
|
|
fi
|
|
;;
|
|
|
|
c|checksum)
|
|
for pkg do pkg_source "$pkg" c; done
|
|
for pkg do
|
|
pkg_find_die "$pkg"
|
|
|
|
[ -f "$repo_dir/sources" ] || {
|
|
log "$pkg" "No sources file, skipping checksums"
|
|
continue
|
|
}
|
|
|
|
sums=$(pkg_checksums "$pkg")
|
|
|
|
[ "$sums" ] || {
|
|
log "$pkg" "No sources needing checksums"
|
|
continue
|
|
}
|
|
|
|
printf '%s\n' "$sums"
|
|
printf '%s\n' "$sums" > "$repo_dir/checksums"
|
|
log "$pkg" "Generated checksums"
|
|
done
|
|
;;
|
|
|
|
i|install) for pkg do pkg_install "$pkg"; done ;;
|
|
b|build) pkg_build_all "${@:?No packages installed}" ;;
|
|
d|download) for pkg do pkg_source "$pkg"; done ;;
|
|
l|list) pkg_list "$@" ;;
|
|
r|remove) for pkg in $redro; do pkg_remove "$pkg"; done ;;
|
|
s|search) for pkg do pkg_find_die "$pkg" all; done ;;
|
|
u|update) pkg_update ;;
|
|
v|version) printf '5.5.2\n' ;;
|
|
|
|
'')
|
|
log 'kiss [a|b|c|d|i|l|r|s|u|v] [pkg]...'
|
|
log 'alternatives List and swap to alternatives'
|
|
log 'build Build a package'
|
|
log 'checksum Generate checksums'
|
|
log 'download Pre-download all sources'
|
|
log 'install Install a package'
|
|
log 'list List installed packages'
|
|
log 'remove Remove a package'
|
|
log 'search Search for a package'
|
|
log 'update Update the system'
|
|
log 'version Package manager version'
|
|
|
|
printf '\nRun "kiss help-ext" to see all actions\n'
|
|
;;
|
|
|
|
help-ext)
|
|
log 'Installed extensions (kiss-* in PATH)'
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2030,2031
|
|
set -- $(pkg_find kiss-\* all -x "$PATH")
|
|
|
|
# To align descriptions figure out which extension has the longest
|
|
# name by doing a simple 'name > max ? name : max' on the basename
|
|
# of the path with 'kiss-' stripped as well.
|
|
#
|
|
# This also removes any duplicates found in '$PATH', picking the
|
|
# first match.
|
|
for path do p=${path#*/kiss-}
|
|
case " $seen " in
|
|
*" $p "*) shift ;;
|
|
*) seen=" $seen $p " max=$((${#p} > max ? ${#p}+1 : max))
|
|
esac
|
|
done
|
|
|
|
# Print each extension, grab its description from the second line
|
|
# in the file and align the output based on the above max.
|
|
for path do
|
|
printf "%b->%b %-${max}s " "$c1" "$c3" "${path#*/kiss-}"
|
|
sed -n 's/^# *//;2p' "$path"
|
|
done >&2
|
|
;;
|
|
|
|
*)
|
|
pkg_find_die "kiss-$action*" "" -x "$PATH"
|
|
"$repo_dir" "$@"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
create_tmp_dirs() {
|
|
# Root directory.
|
|
KISS_ROOT=${KISS_ROOT%"${KISS_ROOT##*[!/]}"}
|
|
|
|
# This allows for automatic setup of a KISS chroot and will
|
|
# do nothing on a normal system.
|
|
mkdir -p "$KISS_ROOT/" 2>/dev/null || :
|
|
|
|
# System package database.
|
|
sys_db=$KISS_ROOT/${pkg_db:=var/db/kiss/installed}
|
|
|
|
# Top-level cache directory.
|
|
cac_dir=${XDG_CACHE_HOME:-"${HOME%"${HOME##*[!/]}"}/.cache"}
|
|
cac_dir=${cac_dir%"${cac_dir##*[!/]}"}/kiss
|
|
|
|
# Persistent cache directories.
|
|
src_dir=$cac_dir/sources
|
|
log_dir=$cac_dir/logs/${time%-*}
|
|
bin_dir=$cac_dir/bin
|
|
|
|
# Top-level Temporary cache directory.
|
|
tmp_dir=${KISS_TMPDIR:="$cac_dir/proc"}
|
|
tmp_dir=${tmp_dir%"${tmp_dir##*[!/]}"}/$pid
|
|
|
|
# Temporary cache directories.
|
|
mak_dir=$tmp_dir/build
|
|
pkg_dir=$tmp_dir/pkg
|
|
tar_dir=$tmp_dir/extract
|
|
|
|
mkdir -p "$src_dir" "$log_dir" "$bin_dir" \
|
|
"$mak_dir" "$pkg_dir" "$tar_dir"
|
|
}
|
|
|
|
main() {
|
|
# Globally disable globbing and enable exit-on-error.
|
|
set -ef
|
|
|
|
# Color can be disabled via the environment variable KISS_COLOR. Colors are
|
|
# also automatically disabled if output is being used in a pipe/redirection.
|
|
[ "$KISS_COLOR" = 0 ] || ! [ -t 2 ] ||
|
|
c1='\033[1;33m' c2='\033[1;34m' c3='\033[m'
|
|
|
|
# Store the original working directory to ensure that relative paths
|
|
# passed by the user on the command-line properly resolve to locations
|
|
# in the filesystem.
|
|
ppwd=$PWD
|
|
|
|
# The PID of the current shell process is used to isolate directories
|
|
# to each specific KISS instance. This allows multiple package manager
|
|
# instances to be run at once. Store the value in another variable so
|
|
# that it doesn't change beneath us.
|
|
pid=${KISS_PID:=$$}
|
|
|
|
# Catch errors and ensure that build files and directories are cleaned
|
|
# up before we die. This occurs on 'Ctrl+C' as well as success and error.
|
|
trap pkg_clean EXIT INT
|
|
|
|
# Default compression method.
|
|
: "${KISS_COMPRESS:=gz}"
|
|
|
|
# Figure out which 'sudo' command to use based on the user's choice or what
|
|
# is available on the system.
|
|
cmd_su=${KISS_SU:-"$(
|
|
command -v sudo ||
|
|
command -v doas ||
|
|
command -v ssu ||
|
|
command -v su
|
|
)"} || cmd_su=su
|
|
|
|
# Figure out which utility is available to dump elf information.
|
|
cmd_elf=${KISS_ELF:-"$(
|
|
command -v readelf ||
|
|
command -v eu-readelf ||
|
|
command -v llvm-readelf
|
|
)"} || cmd_elf=ldd
|
|
|
|
# Store the date and time of script invocation to be used as the name of
|
|
# the log files the package manager creates uring builds.
|
|
time=$(date +%Y-%m-%d-%H:%M)
|
|
|
|
# Make note of the user's current ID to do root checks later on.
|
|
# This is used enough to warrant a place here.
|
|
uid=$(id -u)
|
|
|
|
create_tmp_dirs
|
|
args "$@"
|
|
}
|
|
|
|
main "$@"
|