forked from kiss-community/kiss
1961 lines
61 KiB
Bash
Executable File
1961 lines
61 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.org
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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 *" $2 "*) return 0; esac; return 1
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}
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equ() {
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# Check if a string is equal to enother.
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# This replaces '[ "$var" = str ]' and '[ "$var" != str ]'.
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case $1 in "$2") return 0 ;; *) return 1; esac
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}
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ok() {
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# Check if a string is non-null.
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# This replaces '[ "$var" ]', '[ -n "$var" ]'.
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case $1 in '') return 1 ;; *) return 0; esac
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}
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null() {
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# Check if a string is non-null.
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# This replaces '[ -z "$var" ]'.
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case $1 in '') return 0 ;; *) return 1; esac
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}
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tmp_file() {
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# Create a uniquely named temporary file and store its absolute path
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# in a variable (_tmp_file).
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#
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# To prevent subshell usage and to handle cases where multiple files
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# are needed, this saves the last two temporary files to variables
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# for access by the caller (allowing 3 files at once).
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_tmp_file_pre_pre=$_tmp_file_pre
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_tmp_file_pre=$_tmp_file
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_tmp_file=$tmp_dir/$KISS_PID-$1-$2
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: > "$_tmp_file" || die "$1" "Failed to create temporary file"
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}
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tmp_file_copy() {
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# Create a uniquely named temporary file and make a duplicate of
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# the file in '$3' if it exists.
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tmp_file "$1" "$2"
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! [ -f "$3" ] || cp -f "$3" "$_tmp_file"
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}
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prompt() {
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null "$1" || log "$1"
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log "Continue?: Press Enter to continue or Ctrl+C to abort"
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# korn-shell does not exit on interrupt of read.
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equ "$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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fnr() {
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# Replace all occurrences of substrings with substrings. This
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# function takes pairs of arguments iterating two at a time
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# until everything has been replaced.
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_fnr=$1
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shift 1
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while :; do case $_fnr-$# in
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*"$1"*) _fnr=${_fnr%"$1"*}${2}${_fnr##*"$1"} ;;
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*-2) break ;;
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*) shift 2
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esac done
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}
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am_owner() {
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# Figure out if we need to change users to operate on
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# a given file or directory.
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inf=$(ls -ld "$1") ||
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die "Failed to file information for '$1'"
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# Split the ls output into fields.
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read -r _ _ user _ <<EOF
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$inf
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EOF
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equ "$LOGNAME/$user" "$user/$LOGNAME"
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}
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as_user() {
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printf 'Using '%s' (to become %s)\n' "$cmd_su" "$user"
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case ${cmd_su##*/} in
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su) "$cmd_su" -c "$* <&3" "$user" 3<&0 </dev/tty ;;
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*) "$cmd_su" -u "$user" -- "$@"
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esac
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}
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pkg_owner() {
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ok "$2" || { set +f; set -f -- "$1" "$sys_db"/*/manifest; }
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_owns=$(grep -lxF "$@")
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_owns=${_owns%/*}
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_owns=${_owns##*/}
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ok "$_owns"
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}
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resolve_path() {
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_rpath=$KISS_ROOT/${1#/}
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# Attempt to resolve symlinks by using 'cd'.
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# If this fails, fallback to the file's parent
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# directory.
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cd -P "${_rpath%/*}" 2>/dev/null || PWD=${_rpath%/*}
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# Final resolved path.
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_rpath=${PWD#"$KISS_ROOT"}/${_rpath##*/}
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cd "$OLDPWD"
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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 < "$1"
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}
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sh256() {
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# Higher level sh256 function which filters out non-existent
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# files (and also directories).
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for f do shift
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[ -d "$f" ] || [ ! -e "$f" ] || set -- "$@" "$f"
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done
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_sh256 "$@"
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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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unset hash
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# Skip generation if no arguments.
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! equ "$#" 0 || return 0
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# Set the arguments based on found sha256 utility.
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case ${cmd_sha##*/} in
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openssl) set -- dgst -sha256 -r "$@" ;;
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sha256) set -- -r "$@" ;;
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shasum) set -- -a 256 "$@" ;;
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digest) set -- -a sha256 "$@" ;;
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esac
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IFS=$newline
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# Generate checksums for all input files. This is a single
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# call to the utility rather than one per file.
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_hash=$("$cmd_sha" "$@") || die "Failed to generate checksums"
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# Strip the filename from each element.
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# '<checksum> ?<file>' -> '<checksum>'
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for sum in $_hash; do
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hash=$hash${hash:+"$newline"}${sum%% *}
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done
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printf '%s\n' "$hash"
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unset IFS
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}
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pkg_find_version() {
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ver_pre=$repo_ver
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rel_pre=$repo_rel
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pkg_find "$@"
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read -r repo_ver repo_rel 2>/dev/null < "$repo_dir/version" ||
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die "$1" "Failed to read version file ($repo_dir/version)"
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ok "$repo_rel" ||
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die "$1" "Release field not found in version file"
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# This belongs somewhere else, for now it can live here.
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[ -x "$repo_dir/build" ] ||
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die "$pkg" "Build file not found or not executable"
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}
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pkg_find_version_split() {
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pkg_find_version "$@"
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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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$repo_ver
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EOF
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}
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pkg_find() {
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_pkg_find "$@" || die "'$1' not found"
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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. If there are 4 arguments, no package has been found.
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case $2-$# in
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*-4) return 1 ;;
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-*) repo_dir=$5 repo_name=${5##*/} ;;
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*) shift 4; printf '%s\n' "$@"
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esac
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}
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pkg_list_version() {
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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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ok "$1" || { set +f; set -f -- "$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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pkg_find_version "${_list_pkg##*/}" "" "" "$sys_db"
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printf '%s\n' "$repo_name $repo_ver-$repo_rel"
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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 "$1"
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set +f -- "$bin_dir/$1@$repo_ver-$repo_rel.tar."
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set -f -- "$1$KISS_COMPRESS" "$1"*
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tar_file=$1
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# If the first match does not exist, use the second. If neither exist,
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# this function returns 1 and the caller handles the error.
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[ -f "$1" ] || { tar_file=$2; [ -f "$2" ]; }
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}
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pkg_source_resolve() {
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# Given a line of input from the sources file, return an absolute
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# path to the source if it already exists, error if not.
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ok "${2##\#*}" || { unset _res _des; return; }
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unset _des
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# Surround each replacement with substitutions to handled escaped markers.
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# First substitution turns '\MARKER' into ' ' (can't appear in sources as
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# they're already split on whitespace), second replaces 'MARKER' with its
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# value and the third, turns ' ' into 'MARKER' (dropping \\).
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fnr "${2%"${2##*[!/]}"}" \
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\\VERSION \ VERSION "$repo_ver" \ VERSION \
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\\RELEASE \ RELEASE "$repo_rel" \ RELEASE \
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\\MAJOR \ MAJOR "$repo_major" \ MAJOR \
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\\MINOR \ MINOR "$repo_minor" \ MINOR \
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\\PATCH \ PATCH "$repo_patch" \ PATCH \
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\\IDENT \ IDENT "$repo_ident" \ IDENT \
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\\PACKAGE \ PACKAGE "$repo_name" \ PACKAGE
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set -- "$1" "$_fnr" "${3%"${3##*[!/]}"}" "$4"
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# Git repository.
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if null "${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 null "${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 '$2'"
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fi
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ok "$4" || printf 'found %s\n' "$_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_split "$1"
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# Support packages without sources. Simply do nothing.
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[ -f "$repo_dir/sources" ] || return 0
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log "$1" "Reading sources"
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while read -r src dest || ok "$src"; do
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pkg_source_resolve "$1" "$src" "$dest" "$2"
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# arg1: pre-source
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# arg2: package name
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# arg3: verbatim source
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# arg4: resolved source
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run_hook pre-source "$1" "$src" "$_fnr"
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case $_res in url+*)
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# Create directory structure in source cache. This prevents cache
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# conflicts between identical sources with differing dests.
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mkcd "${_des%/*}"
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pkg_source_get "$_des" "${_res##url+}"
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esac
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# arg1: post-source
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# arg2: package name
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# arg3: verbatim source
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# arg4: resolved source
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run_hook post-source "$1" "$src" "${_des:-"$_res"}"
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done < "$repo_dir/sources"
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}
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pkg_source_get() {
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log "$repo_name" "Downloading $2"
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# Set the arguments based on found download utility.
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case ${cmd_get##*/} in
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aria2c|axel) set -- -o "$@" ;;
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curl) set -- -fLo "$@" ;;
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wget|wget2) set -- -O "$@" ;;
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esac
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"$cmd_get" "$@" || {
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rm -f "$2"
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die "$repo_name" "Failed to download $3"
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}
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}
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pkg_source_git() {
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# This magic will shallow clone branches, commits or the
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# regular repository. It correctly handles cases where a
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# shallow clone is not possible.
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log "$repo_name" "Cloning $1"
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# Split the source into URL + OBJECT (branch or commit).
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url=$1 com=${url##*[@#]} com=${com#${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 "${com:-FETCH_HEAD}"
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}
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pkg_source_tar() {
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# This is a portable shell implementation of GNU tar's
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# '--strip-components 1'. Use of this function denotes a
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# performance penalty.
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tmp_file "$repo_name" tarball
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tmp_file "$repo_name" tarball-manifest
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decompress "$1" > "$_tmp_file_pre" ||
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die "$repo_name" "Failed to decompress $1"
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tar xf "$_tmp_file_pre" ||
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die "$repo_name" "Failed to extract $1"
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# The sort command filters out all duplicate top-level
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# directories from the tarball's manifest. This is an optimization
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# as we avoid looping (4000 times for Python(!)).
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tar tf "$_tmp_file_pre" | sort -ut / -k1,1 > "$_tmp_file" ||
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die "$repo_name" "Failed to extract manifest"
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# Iterate over all directories in the first level of the
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# tarball's manifest. Each directory is moved up a level.
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while IFS=/ read -r dir _; do case ${dir#.} in *?*)
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# Move the parent directory to prevent naming conflicts
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# with the to-be-moved children.
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mv -f "$dir" "$KISS_PID-$dir"
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# Move all children up a directory level. If the mv command
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# fails, fallback to copying the remainder of the files.
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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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find "$KISS_PID-$dir/." ! -name . -prune \
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-exec sh -c 'mv -f "$0" "$@" .' {} + 2>/dev/null ||
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find "$KISS_PID-$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 "$KISS_PID-$dir"
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esac done < "$_tmp_file"
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# Remove the tarball now that we are done with it.
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rm -f "$_tmp_file_pre"
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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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log "$1" "Extracting sources"
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# arg1: pre-extract
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# arg2: package name
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# arg3: path to DESTDIR
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run_hook pre-extract "$pkg" "$pkg_dir/$pkg"
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while read -r src dest || ok "$src"; do
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pkg_source_resolve "$1" "$src" "$dest" >/dev/null
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# Create the source's directories if not null.
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null "$_res" || mkcd "$mak_dir/$1/$dest"
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case $_res in
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git+*)
|
|
pkg_source_git "${_res##git+}"
|
|
;;
|
|
|
|
*.tar|*.tar.??|*.tar.???|*.tar.????|*.t?z)
|
|
pkg_source_tar "$_res"
|
|
;;
|
|
|
|
*?*)
|
|
cp -Rf "$_res" .
|
|
;;
|
|
esac
|
|
done < "$repo_dir/sources" || die "$1" "Failed to extract $_res"
|
|
}
|
|
|
|
pkg_depends() {
|
|
# Resolve all dependencies and generate an ordered list. The deepest
|
|
# dependencies are listed first and then the parents in reverse order.
|
|
contains "$deps" "$1" || {
|
|
# Filter out non-explicit, already installed packages.
|
|
null "$3" || ok "$2" || contains "$explicit" "$1" ||
|
|
! [ -d "$sys_db/$1" ] || return
|
|
|
|
# Detect circular dependencies and bail out.
|
|
# Looks for multiple repeating patterns of (dep dep_parent) (5 is max).
|
|
case " $4 " in
|
|
*" ${4##* } "*" $1 "\
|
|
*" ${4##* } "*" $1 "\
|
|
*" ${4##* } "*" $1 "\
|
|
*" ${4##* } "*" $1 "\
|
|
*" ${4##* } "*" $1 "\
|
|
*)
|
|
die "Circular dependency detected $1 <> ${4##* }"
|
|
esac
|
|
|
|
! _pkg_find "$1" || ! [ -e "$repo_dir/depends" ] ||
|
|
|
|
# Recurse through the dependencies of the child packages.
|
|
while read -r dep dep_type || ok "$dep"; do
|
|
ok "${dep##\#*}" || continue
|
|
|
|
pkg_depends "$dep" '' "$3" "$4 $1" "$dep_type"
|
|
done < "$repo_dir/depends" || :
|
|
|
|
# Add parent to dependencies list.
|
|
if ! equ "$2" expl || { equ "$5" make && ! pkg_cache "$1"; }; then
|
|
deps="$deps $1"
|
|
fi
|
|
}
|
|
}
|
|
|
|
pkg_order() {
|
|
# Order a list of packages based on dependence and take into account
|
|
# pre-built tarballs if this is to be called from 'kiss i'.
|
|
unset order redro deps
|
|
|
|
case $2 in *?*)
|
|
log "Ordering arguments list based on dependence"
|
|
esac
|
|
|
|
for pkg do case $pkg in
|
|
/*@*.tar.*) deps="$deps $pkg" ;;
|
|
*@*.tar.*) deps="$deps $ppwd/$pkg" ;;
|
|
*/*) die "Not a package' ($pkg)" ;;
|
|
*) pkg_depends "$pkg" raw
|
|
esac done
|
|
|
|
# Filter the list, only keeping explicit packages. The purpose of these
|
|
# two loops is to order the argument list based on dependence.
|
|
for pkg in $deps; do case " $* " in *" $pkg "*|*" ${pkg##"$ppwd/"} "*)
|
|
order="$order $pkg"
|
|
redro="$pkg $redro"
|
|
esac done
|
|
|
|
unset deps
|
|
}
|
|
|
|
pkg_strip() {
|
|
# Strip package binaries and libraries. This saves space on the system as
|
|
# well as on the tarballs we ship for installation.
|
|
[ -f "$mak_dir/$pkg/nostrip" ] || equ "$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
|
|
while read -r file; do case $file in
|
|
# Look only in these locations for files of interest (libraries,
|
|
# programs, etc). This includes all subdirectories. Old behavior
|
|
# would run od on all files (upwards of 4000 for Python).
|
|
*/sbin/?*|*/bin/?*|*/lib/?*|*/lib??/?*|*/lib???/?*|*/lib????/?*)
|
|
|
|
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
|
|
esac done < "$pkg_dir/$1/$pkg_db/$1/manifest" 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##*/})"
|
|
|
|
tmp_file_copy "$1" depends depends
|
|
tmp_file "$1" depends-fixed
|
|
|
|
set +f
|
|
set -f -- "$sys_db/"*/manifest
|
|
|
|
# False positive (not a write).
|
|
# shellcheck disable=2094
|
|
while read -r _file; do case $_file in
|
|
# Look only in these locations for files of interest (libraries,
|
|
# programs, etc). This includes all subdirectories. Old behavior
|
|
# would run ldd on all files (upwards of 4000 for Python).
|
|
*/sbin/?*|*/bin/?*|*/lib/?*|*/lib??/?*|*/lib???/?*|*/lib????/?*)
|
|
|
|
# The readelf mode requires ldd's output to resolve the library
|
|
# path for a given file. If ldd fails, silently skip the file.
|
|
ldd=$(ldd -- "$pkg_dir/$repo_name$_file" 2>/dev/null) || continue
|
|
|
|
# Attempt to get information from readelf. If this fails (or we
|
|
# are in ldd mode), do full ldd mode (which has the downside of
|
|
# listing dependencies of dependencies (and so on)).
|
|
elf=$("$cmd_elf" -d "$pkg_dir/$repo_name$_file" 2>/dev/null) || elf=$ldd
|
|
|
|
# Iterate over the output of readelf or ldd, extract file names,
|
|
# resolve their paths and finally, figure out their owner.
|
|
while read -r lib; do case $lib in *NEEDED*\[*\]|*'=>'*)
|
|
# readelf: 0x0000 (NEEDED) Shared library: [libjson-c.so.5]
|
|
lib=${lib##*\[}
|
|
lib=${lib%%\]*}
|
|
|
|
# Resolve library path.
|
|
# ldd: libjson-c.so.5 => /lib/libjson-c.so.5 ...
|
|
case $cmd_elf in
|
|
*readelf) lib=${ldd#*" $lib => "} ;;
|
|
*) lib=${lib##*=> } ;;
|
|
esac
|
|
lib=${lib%% *}
|
|
|
|
# Skip files owned by libc and POSIX.
|
|
case ${lib##*/} in
|
|
ld-* |\
|
|
lib[cm].so* |\
|
|
libcrypt.so* |\
|
|
libdl.so* |\
|
|
libmvec.so* |\
|
|
libpthread.so* |\
|
|
libresolv.so* |\
|
|
librt.so* |\
|
|
libtrace.so* |\
|
|
libutil.so* |\
|
|
libxnet.so* |\
|
|
ldd)
|
|
continue
|
|
esac
|
|
|
|
resolve_path "$lib"
|
|
|
|
# Skip file if owned by current package
|
|
! pkg_owner -e "$_rpath" manifest ||
|
|
continue
|
|
|
|
! pkg_owner -e "$_rpath" "$@" ||
|
|
printf '%s\n' "$_owns"
|
|
|
|
esac done <<EOF || :
|
|
$elf
|
|
EOF
|
|
esac done < manifest |
|
|
|
|
# Sort the depends file (including the existing depends file) and
|
|
# remove any duplicate entries. This can't take into account comments
|
|
# so they remain rather than being replaced.
|
|
sort -uk1,1 "$_tmp_file_pre" - > "$_tmp_file"
|
|
|
|
# If the depends file was modified, show a diff and replace it.
|
|
! [ -s "$_tmp_file" ] || {
|
|
diff -U 3 "$_tmp_file_pre" "$_tmp_file" 2>/dev/null || :
|
|
|
|
# Replace the existing depends file if one exists, otherwise this
|
|
# just moves the file to its final resting place.
|
|
mv -f "$_tmp_file" depends
|
|
|
|
# Generate a new manifest as we may be the creator of the depends
|
|
# file. This could otherwise be implemented by inserting a line
|
|
# at the correct place in the existing manifest.
|
|
pkg_manifest "${PWD##*/}" "$pkg_dir"
|
|
}
|
|
}
|
|
|
|
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"
|
|
|
|
tmp_file "$1" manifest
|
|
|
|
# Create a list of all files and directories. Append '/' to the end of
|
|
# directories so they can be easily filtered out later. Also filter out
|
|
# all libtool .la files and charset.alias.
|
|
{
|
|
printf '%s\n' "$2/$1/$pkg_db/$1/manifest"
|
|
|
|
! [ -d "$2/$1/etc" ] ||
|
|
printf '%s\n' "$2/$1/$pkg_db/$1/etcsums"
|
|
|
|
find "$2/$1" ! -path "$2/$1" -type d -exec printf '%s/\n' {} + \
|
|
-o \( ! -type d -a ! -name \*.la -a ! -name charset.alias \) -print
|
|
|
|
# Sort the output in reverse. Directories appear after their contents.
|
|
} | sort -ur > "$_tmp_file"
|
|
|
|
# Remove the prefix from each line.
|
|
while read -r file; do
|
|
printf '%s\n' "${file#"$2/$1"}"
|
|
done < "$_tmp_file" > "$2/$1/$pkg_db/$1/manifest"
|
|
}
|
|
|
|
pkg_manifest_validate() {
|
|
# NOTE: _pkg comes from caller.
|
|
log "$_pkg" "Checking if manifest valid"
|
|
|
|
while read -r line; do
|
|
[ -e "$tar_dir/$_pkg$line" ] || [ -h "$tar_dir/$_pkg$line" ] || {
|
|
printf '%s\n' "$line"
|
|
set -- "$@" "$line"
|
|
}
|
|
done < "$pkg_db/$_pkg/manifest"
|
|
|
|
for f do
|
|
die "$_pkg" "manifest contains $# non-existent files"
|
|
done
|
|
}
|
|
|
|
pkg_manifest_replace() {
|
|
# 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.
|
|
tmp_file "$1" "manifest-replace-${2##*/}"
|
|
|
|
while read -r line; do
|
|
! equ "$line" "$2" || line=$3
|
|
|
|
printf '%s\n' "$line"
|
|
done < "$sys_db/$1/manifest" | sort -r > "$_tmp_file"
|
|
|
|
mv -f "$_tmp_file" "$sys_db/$1/manifest"
|
|
}
|
|
|
|
pkg_etcsums() {
|
|
# Generate checksums for each configuration file in the package's /etc/
|
|
# directory for use in "smart" handling of these files.
|
|
log "$repo_name" "Generating etcsums"
|
|
|
|
# Minor optimization - skip packages without /etc/.
|
|
[ -d "$pkg_dir/$repo_name/etc" ] || return 0
|
|
|
|
# Create a list of all files in etc but do it in reverse.
|
|
while read -r etc; do case $etc in /etc/*[!/])
|
|
set -- "$pkg_dir/$repo_name/$etc" "$@"
|
|
esac done < manifest
|
|
|
|
sh256 "$@" > 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 "$1" "Creating tarball"
|
|
|
|
_tar_file=$bin_dir/$1@$repo_ver-$repo_rel.tar.$KISS_COMPRESS
|
|
|
|
# Use 'cd' to avoid needing tar's '-C' flag which may not be portable
|
|
# across implementations.
|
|
cd "$pkg_dir/$1"
|
|
|
|
# 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"
|
|
|
|
cd "$OLDPWD"
|
|
|
|
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.
|
|
|
|
# Mark packages passed on the command-line explicit.
|
|
# Also resolve dependencies for all explicit packages.
|
|
for pkg do
|
|
pkg_depends "$pkg" expl filter
|
|
explicit="$explicit $pkg "
|
|
done
|
|
|
|
# If this is an update, don't always build explicitly passsed packages
|
|
# and instead install pre-built binaries if they exist.
|
|
ok "$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.
|
|
equ "$#" "$explicit_cnt" || 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 "$pkg"
|
|
|
|
! [ -f "$repo_dir/sources" ] || pkg_verify "$pkg"
|
|
done
|
|
|
|
# Finally build and create tarballs for all passed packages and
|
|
# dependencies.
|
|
for pkg do
|
|
log "$pkg" "Building package ($((_build_cur+=1))/$#)"
|
|
|
|
pkg_find_version_split "$pkg"
|
|
|
|
# arg1: queue-status
|
|
# arg2: package name
|
|
# arg3: number in queue
|
|
# arg4: total in queue
|
|
run_hook queue "$pkg" "$_build_cur" "$#"
|
|
|
|
! [ -f "$repo_dir/sources" ] || pkg_extract "$pkg"
|
|
|
|
pkg_build "$pkg"
|
|
pkg_manifest "$pkg" "$pkg_dir"
|
|
pkg_strip "$pkg"
|
|
|
|
cd "$pkg_dir/$pkg/$pkg_db/$pkg"
|
|
|
|
pkg_fix_deps "$pkg"
|
|
pkg_etcsums
|
|
pkg_tar "$pkg"
|
|
|
|
if ok "$pkg_update" || ! contains "$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
|
|
|
|
case $pkg_update in '')
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
! prompt "Install built packages? [$explicit]" || (args i $explicit)
|
|
esac
|
|
}
|
|
|
|
pkg_build() {
|
|
# Install built packages to a directory under the package name to
|
|
# avoid collisions with other packages.
|
|
mkcd "$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-$KISS_PID"
|
|
|
|
# Call the build script, log the output to the terminal and to a file.
|
|
# There's no PIPEFAIL in POSIX shell so we must resort to tricks like kill.
|
|
{
|
|
# Give the script a modified environment. Define toolchain program
|
|
# environment variables assuming a generic environment by default.
|
|
#
|
|
# Define DESTDIR, PREFIX and GOPATH to sane defaults as their use is
|
|
# mandatory in anything using autotools, meson, cmake, etc.
|
|
#
|
|
# Define KISS_ROOT as the sanitized value used internally by the
|
|
# package manager. This is safe to join with other paths.
|
|
AR="${AR:-ar}" \
|
|
CC="${CC:-cc}" \
|
|
CXX="${CXX:-c++}" \
|
|
NM="${NM:-nm}" \
|
|
RANLIB="${RANLIB:-ranlib}" \
|
|
DESTDIR="$pkg_dir/$1" \
|
|
GOPATH="$PWD/go" \
|
|
KISS_ROOT="$KISS_ROOT" \
|
|
\
|
|
"$repo_dir/build" "$pkg_dir/$1" "$repo_ver" 2>&1 || {
|
|
log "$1" "Build failed"
|
|
log "$1" "Log stored to $log_dir/$1-$time-$KISS_PID"
|
|
|
|
# arg1: build-fail
|
|
# arg2: package name
|
|
# arg3: path to build directory
|
|
run_hook build-fail "$pkg" "$mak_dir/$1"
|
|
|
|
pkg_clean
|
|
kill 0
|
|
}
|
|
} | tee "$log_dir/$1-$time-$KISS_PID"
|
|
|
|
# Delete the log file if the build succeeded to prevent the directory
|
|
# from filling very quickly with useless logs.
|
|
equ "$KISS_KEEPLOG" 1 || rm -f "$log_dir/$1-$time-$KISS_PID"
|
|
|
|
# Copy the repository files to the package directory.
|
|
cp -LRf "$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/$1"
|
|
}
|
|
|
|
pkg_checksums() {
|
|
# Generate checksums for packages.
|
|
#
|
|
# NOTE: repo_ comes from caller.
|
|
while read -r src dest || ok "$src"; do
|
|
pkg_source_resolve "$repo_name" "$src" "$dest" >/dev/null
|
|
|
|
case $_res in [!g][!i][!t][!+]*/*[!.])
|
|
set -- "$@" "$_res"
|
|
esac
|
|
done < "$repo_dir/sources"
|
|
|
|
_sh256 "$@"
|
|
}
|
|
|
|
pkg_verify() {
|
|
# Verify all package checksums. This is achieved by generating a new set
|
|
# of checksums and then comparing those with the old set.
|
|
#
|
|
# NOTE: repo_dir comes from caller.
|
|
log "$repo_name" "Verifying sources"
|
|
|
|
# Generate a new set of checksums to compare against.
|
|
pkg_checksums >/dev/null
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2038,2086
|
|
set -- $hash
|
|
|
|
# Only read checksums if we generated some.
|
|
null "$1" ||
|
|
|
|
# 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 chk _ || ok "$1"; do
|
|
printf '%s\n%s\n' "- ${chk:-missing}" "+ ${1:-no source}"
|
|
|
|
case $1-${chk:-null} in
|
|
"$chk-$1"|"$1-SKIP")
|
|
# We have a match.
|
|
;;
|
|
|
|
"$hash"-*|*)
|
|
die "$repo_name" "Checksum mismatch"
|
|
;;
|
|
esac
|
|
|
|
shift "$(($# != 0))"
|
|
done < "$repo_dir/checksums"
|
|
}
|
|
|
|
pkg_conflicts() {
|
|
# Check to see if a package conflicts with another.
|
|
# _pkg comes from the caller.
|
|
log "$_pkg" "Checking for package conflicts"
|
|
|
|
tmp_file "$_pkg" manifest-files
|
|
tmp_file "$_pkg" found-conflicts
|
|
|
|
# Filter the tarball's manifest and select only files. Resolve all
|
|
# symlinks in file paths as well.
|
|
while read -r file; do case $file in *[!/])
|
|
resolve_path "$file"
|
|
|
|
printf '%s\n' "$_rpath"
|
|
esac done < "$PWD/$pkg_db/$_pkg/manifest" > "$_tmp_file_pre"
|
|
|
|
cd "$tar_dir/$_pkg"
|
|
set +f
|
|
set -f "$sys_db"/*/manifest
|
|
|
|
# Remove the current package from the manifest list.
|
|
fnr " $* " " $sys_db/$_pkg/manifest " ""
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $_fnr
|
|
|
|
# Return here if there is nothing to check conflicts against.
|
|
! equ "$#" 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 "$_tmp_file_pre" -- "$@" 2>/dev/null > "$_tmp_file" || :
|
|
|
|
# Enable alternatives automatically if it is safe to do so.
|
|
# This checks to see that the package that is about to be installed
|
|
# doesn't overwrite anything it shouldn't in '/var/db/kiss/installed'.
|
|
grep -q ":/var/db/kiss/installed/" "$_tmp_file" || safe=1
|
|
|
|
if ! equ "$KISS_CHOICE" 1 && equ "$safe" 1 && [ -s "$_tmp_file" ]; 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 $con"
|
|
|
|
# Create the "choices" directory inside of the tarball.
|
|
# This directory will store the conflicting file.
|
|
mkdir -p "$PWD/$cho_db"
|
|
|
|
# Construct the file name of the "db" entry of the
|
|
# conflicting file. (pkg_name>usr>bin>ls)
|
|
fnr "$con" '/' '>'
|
|
|
|
# Move the conflicting file to the choices directory
|
|
# and name it according to the format above.
|
|
mv -f "$PWD$con" "$PWD/$cho_db/$_pkg$_fnr" 2>/dev/null || {
|
|
log "File must be in ${con%/*} and not a symlink to it"
|
|
log "This usually occurs when a binary is installed to"
|
|
die "/sbin instead of /usr/bin (example)"
|
|
}
|
|
done < "$_tmp_file"
|
|
|
|
log "$_pkg" "Converted all conflicts to choices (kiss a)"
|
|
|
|
# Rewrite the package's manifest to update its location
|
|
# to its new spot (and name) in the choices directory.
|
|
pkg_manifest "$_pkg" "$tar_dir"
|
|
|
|
elif [ -s "$_tmp_file" ]; then
|
|
log "Package '$_pkg' conflicts with another package" "" "!>"
|
|
log "Run 'KISS_CHOICE=1 kiss i $_pkg' to add conflicts" "" "!>"
|
|
die "as alternatives." "" "!>"
|
|
fi
|
|
}
|
|
|
|
pkg_swap() {
|
|
# Swap between package alternatives.
|
|
[ -d "$sys_db/$1" ] || die "'$1' not found"
|
|
|
|
fnr "$1$2" '/' '>'
|
|
|
|
[ -f "$sys_ch/$_fnr" ] || [ -h "$sys_ch/$_fnr" ] ||
|
|
die "Alternative '$1 ${2:-null}' doesn't exist"
|
|
|
|
if [ -f "$KISS_ROOT$2" ]; then
|
|
pkg_owner "/${2#/}" ||
|
|
die "File '$2' exists on filesystem but isn't owned"
|
|
|
|
log "Swapping '$2' from '$_owns' to '$1'"
|
|
|
|
# Convert the current owner to an alternative and rewrite its manifest
|
|
# file to reflect this.
|
|
cp -Pf "$KISS_ROOT$2" "$sys_ch/$_owns>${_fnr#*>}"
|
|
pkg_manifest_replace "$_owns" "$2" "/$cho_db/$_owns>${_fnr#*>}"
|
|
fi
|
|
|
|
# Convert the desired alternative to a real file and rewrite the manifest
|
|
# file to reflect this. The reverse of above.
|
|
mv -f "$sys_ch/$_fnr" "$KISS_ROOT/$2"
|
|
pkg_manifest_replace "$1" "/$cho_db/$_fnr" "$2"
|
|
}
|
|
|
|
file_rwx() {
|
|
# Convert the output of 'ls' (rwxrwx---) to octal. This is simply
|
|
# a 1-9 loop with the second digit being the value of the field.
|
|
#
|
|
# NOTE: This drops setgid/setuid permissions and does not include
|
|
# them in the conversion. This is intentional.
|
|
rwx=$(ls -ld "$1") oct='' o=0
|
|
|
|
for c in 14 22 31 44 52 61 74 82 91; do
|
|
rwx=${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() {
|
|
# Copy files and create directories (preserving permissions).
|
|
# The 'test $1' will run with '-z' for overwrite and '-e' for verify.
|
|
while { read -r file && _file=$KISS_ROOT$file; } do case $file in
|
|
*/)
|
|
# Skip directories if they already exist in the file system.
|
|
# (Think /usr/bin, /usr/lib, etc).
|
|
[ -d "$_file" ] || {
|
|
file_rwx "$2/${file#/}"
|
|
mkdir -m "$oct" "$_file"
|
|
}
|
|
;;
|
|
|
|
*)
|
|
# Skip directories and files which exist in verify mode.
|
|
[ -d "$_file" ] || ! test "$1" "$_file" ||
|
|
continue
|
|
|
|
case $file in /etc/*[!/])
|
|
# 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 $file.new to avoid
|
|
# deleting user configuration? etc.
|
|
#
|
|
# This is more or less similar to Arch Linux's Pacman with the
|
|
# user manually handling the .new files when and if they appear.
|
|
pkg_etc || continue
|
|
esac
|
|
|
|
if [ -h "$_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-$_pkg-${file##*/}-$KISS_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/$file" >/dev/null
|
|
|
|
read -r sum_pkg <&3 ||:
|
|
|
|
equ "$hash" "$sum_pkg" || {
|
|
printf 'Skipping %s (modified)\n' "$file"
|
|
continue
|
|
}
|
|
esac
|
|
|
|
_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() {
|
|
sh256 "$tar_dir/$_pkg$file" "$KISS_ROOT$file" >/dev/null
|
|
|
|
sum_new=${hash%%"$newline"*}
|
|
sum_sys=${hash#*"$newline"}
|
|
|
|
read -r sum_old <&3 2>/dev/null ||:
|
|
|
|
# Compare the three checksums to determine what to do.
|
|
case ${sum_old:-null}${sum_sys:-null}${sum_new} in
|
|
# old = Y, sys = X, new = Y
|
|
"${sum_new}${sum_sys}${sum_old}")
|
|
return 1
|
|
;;
|
|
|
|
# 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}"*)
|
|
|
|
;;
|
|
|
|
# All other cases.
|
|
*)
|
|
war "$_pkg" "saving $file as $file.new"
|
|
_file=$_file.new
|
|
;;
|
|
esac
|
|
}
|
|
|
|
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.
|
|
[ -d "$sys_db/$1" ] || die "'$1' not installed"
|
|
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
equ "$KISS_FORCE" 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 any etcsums if they exist.
|
|
tmp_file_copy "$1" etcsums-copy "$sys_db/$1/etcsums"
|
|
|
|
log "$1" "Removing package"
|
|
pkg_remove_files < "$sys_db/$1/manifest" 3< "$_tmp_file"
|
|
|
|
# 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 "$2" ] ||
|
|
|
|
while read -r dep dep_type || ok "$dep"; do
|
|
case "$dep $dep_type" in [!\#]?*\ )
|
|
! [ -d "$sys_db/$dep" ] || continue
|
|
|
|
printf '%s %s\n' "$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=$1
|
|
_pkg=${1##*/}
|
|
_pkg=${_pkg%@*}
|
|
;;
|
|
|
|
*)
|
|
pkg_cache "$1" || die "$1" "Not yet built"
|
|
_pkg=$1
|
|
;;
|
|
esac
|
|
|
|
mkcd "$tar_dir/$_pkg"
|
|
|
|
# The tarball is extracted to a temporary directory where its contents are
|
|
# then "installed" to the filesystem. Running this step as soon as possible
|
|
# allows us to also check the validity of the tarball and bail out early
|
|
# if needed.
|
|
decompress "$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 "$PWD/$pkg_db/$_pkg/manifest" ] || die "Not a valid KISS package"
|
|
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
equ "$KISS_FORCE" 1 || {
|
|
pkg_manifest_validate
|
|
pkg_installable "$_pkg" "$PWD/$pkg_db/$_pkg/depends"
|
|
}
|
|
|
|
# arg1: pre-install
|
|
# arg2: package name
|
|
# arg3: path to extracted package
|
|
run_hook pre-install "$_pkg" "$PWD"
|
|
|
|
pkg_conflicts
|
|
|
|
log "$_pkg" "Installing package (${tar_file##*/})"
|
|
|
|
# If the package is already installed (and this is an upgrade) make a
|
|
# backup of the manifest and etcsums files.
|
|
tmp_file_copy "$_pkg" manifest-copy "$sys_db/$_pkg/manifest"
|
|
tmp_file_copy "$_pkg" etcsums-copy "$sys_db/$_pkg/etcsums"
|
|
tmp_file "$_pkg" manifest-diff
|
|
|
|
tar_man=$PWD/$pkg_db/$_pkg/manifest
|
|
|
|
# Generate a list of files which exist in the currently installed manifest
|
|
# but not in the newer (to be installed) manifest.
|
|
grep -vFxf "$tar_man" "$_tmp_file_pre_pre" > "$_tmp_file" 2>/dev/null ||:
|
|
|
|
# Reverse the manifest file so that we start shallow and go deeper as we
|
|
# iterate over each item. This is needed so that directories are created
|
|
# going down the tree.
|
|
tmp_file "$_pkg" manifest-reverse
|
|
sort "$tar_man" > "$_tmp_file"
|
|
|
|
# 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 "$PWD" < "$_tmp_file" 3< "$_tmp_file_pre_pre" &&
|
|
|
|
# This is the aforementioned step removing any files from the old
|
|
# version of the package if the installation is an update. Each file
|
|
# type has to be specially handled to ensure no system breakage occurs.
|
|
pkg_remove_files < "$_tmp_file_pre" 3< "$_tmp_file_pre_pre" &&
|
|
|
|
# Install the package's files a second time to fix any mess caused by
|
|
# the above removal of the previous version of the package.
|
|
pkg_install_files -e "$PWD" < "$_tmp_file" 3< "$_tmp_file_pre_pre"
|
|
|
|
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 "$_pkg"
|
|
run_hook post-install "$_pkg" "$sys_db/$_pkg"
|
|
|
|
log "$_pkg" "Installed successfully"
|
|
|
|
else
|
|
pkg_clean
|
|
log "$_pkg" "Failed to install package." ERROR
|
|
die "$_pkg" "Filesystem now dirty, manual repair needed."
|
|
fi
|
|
}
|
|
|
|
pkg_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
|
|
repo_type=null
|
|
|
|
if git -C "$repo" remote >/dev/null 2>&1; then
|
|
repo_type=git
|
|
|
|
# Get the Git repository root directory.
|
|
subm=$(git -C "$repo" rev-parse --show-superproject-working-tree)
|
|
repo=$(git -C "${subm:-"$repo"}" rev-parse --show-toplevel)
|
|
|
|
elif ! [ -d "$repo" ]; then
|
|
continue
|
|
fi
|
|
|
|
pkg_update_repo
|
|
done
|
|
|
|
pkg_upgrade
|
|
}
|
|
|
|
pkg_update_repo() {
|
|
cd "$repo" || die "Repository '$repo' inaccessible"
|
|
|
|
# NULL function for unsupported repository types.
|
|
pkg_update_null() { printf 'Repository has no remote\n'; }
|
|
|
|
contains "$repos" "$PWD" || {
|
|
repos="$repos $PWD"
|
|
|
|
log "Updating" "$PWD"
|
|
|
|
am_owner "$PWD" || {
|
|
printf 'Need "%s" to update\n' "$user"
|
|
set -- as_user
|
|
}
|
|
|
|
# arg1: pre-update
|
|
# arg2: need su?
|
|
# env: PWD is path to repository
|
|
run_hook pre-update "$#"
|
|
|
|
"pkg_update_$repo_type" "$@"
|
|
|
|
# arg1: post-update
|
|
# env: PWD is path to repository
|
|
run_hook post-update
|
|
}
|
|
}
|
|
|
|
pkg_update_git() {
|
|
# Display whether or not signature verification is enabled.
|
|
case $(git config --get merge.verifySignatures) in true)
|
|
printf 'Signature verification enabled.\n'
|
|
esac
|
|
|
|
"$@" git pull
|
|
"$@" git submodule update --remote --init -f
|
|
}
|
|
|
|
pkg_upgrade() {
|
|
log "Checking for new package versions"
|
|
set +f
|
|
|
|
for pkg in "$sys_db/"*; do set -f
|
|
pkg_find_version "${pkg##*/}" "" "" "$sys_db"
|
|
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$newline${pkg##*/}"
|
|
esac
|
|
|
|
# Compare installed packages to repository packages.
|
|
equ "$ver_pre-$rel_pre" "$repo_ver-$repo_rel" || {
|
|
set -- "$@" "${pkg##*/}"
|
|
|
|
printf '%s %s => %s\n' \
|
|
"${pkg##*/}" "$ver_pre-$rel_pre" "$repo_ver-$repo_rel"
|
|
}
|
|
done
|
|
|
|
case $_repo_orp in *?*)
|
|
war "Packages without repository$_repo_orp"
|
|
esac
|
|
|
|
pkg_update=1
|
|
|
|
! contains "$*" kiss || {
|
|
log "Detected package manager update"
|
|
log "The package manager will be updated first"
|
|
|
|
prompt
|
|
pkg_build_all kiss
|
|
|
|
log "Updated the package manager"
|
|
log "Re-run 'kiss update' to update your system"
|
|
return 0
|
|
}
|
|
|
|
for _ do
|
|
pkg_order "$@"
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $order
|
|
|
|
log "Packages to update ($#): $*"
|
|
prompt
|
|
pkg_build_all "$@"
|
|
log "Updated all packages"
|
|
return 0
|
|
done
|
|
|
|
log "Nothing to do"
|
|
}
|
|
|
|
pkg_clean() {
|
|
# Clean up on exit or error. This removes everything related to the build.
|
|
# If _KISS_LVL is (1) we are the top-level process - the entire cache will
|
|
# be removed. If _KISS_LVL is any other value, remove only the tar directory.
|
|
case ${KISS_DEBUG:-0}-${_KISS_LVL:-1} in
|
|
0-1) rm -rf "$proc" ;;
|
|
0-*) rm -rf "$tar_dir"
|
|
esac
|
|
}
|
|
|
|
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 *\**|*\!*|*\[*|*\ *|*\]*|*/*|*"$newline"*)
|
|
die "Invalid argument: '!*[ ]/\\n' ($1)"
|
|
esac
|
|
;;
|
|
|
|
b|build|c|checksum|d|download|i|install|l|list|r|remove)
|
|
for _arg do case ${action%%"${action#?}"}-$_arg in
|
|
i-*\!*|i-*\**|i-*\[*|i-*\ *|i-*\]*|i-*"$newline"*)
|
|
die "Invalid argument: '!*[ ]\\n' ('$_arg')"
|
|
;;
|
|
|
|
[!i]-*\!*|[!i]-*\**|[!i]-*\[*|[!i]-*\ *|\
|
|
[!i]-*\]*|[!i]-*/*|[!i]-*"$newline"*)
|
|
die "Invalid argument: '!*[ ]/\\n' ('$_arg')"
|
|
;;
|
|
esac done
|
|
|
|
# When no arguments are given on the command-line, use the basename
|
|
# of the current directory as the package name and add the parent
|
|
# directory to the running process' KISS_PATH.
|
|
case ${action%%"${action#?}"}-$# in [!l]-0)
|
|
export KISS_PATH=${PWD%/*}:$KISS_PATH
|
|
set -- "${PWD##*/}"
|
|
esac
|
|
|
|
# Order the argument list based on dependence.
|
|
pkg_order "$@"
|
|
|
|
# Intentional, globbing disabled.
|
|
# shellcheck disable=2046,2086
|
|
set -- $order
|
|
;;
|
|
esac
|
|
|
|
# Need to increment _KISS_LVL here to ensure we don't wipe the cache
|
|
# early by non-asroot invocations.
|
|
export _KISS_LVL=$((_KISS_LVL + 1))
|
|
|
|
# Rerun the script as root with a fixed environment if needed. We sadly
|
|
# can't run singular functions as root so this is needed.
|
|
#
|
|
# Intended behavior.
|
|
# shellcheck disable=2030,2031
|
|
case $action in a|alternatives|i|install|r|remove)
|
|
if ok "$1" && ! am_owner "$KISS_ROOT/"; then
|
|
as_user env \
|
|
LOGNAME="$user" \
|
|
HOME="$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="$KISS_PID" \
|
|
_KISS_LVL="$_KISS_LVL" \
|
|
"$0" "$action" "$@"
|
|
return
|
|
fi
|
|
esac
|
|
|
|
# Actions can be abbreviated to their first letter. This saves keystrokes
|
|
# once you memorize the commands.
|
|
case $action in
|
|
a|alternatives)
|
|
if equ "$1" -; then
|
|
while read -r pkg path; do
|
|
pkg_swap "$pkg" "$path"
|
|
done
|
|
|
|
elif ok "$1"; then
|
|
pkg_swap "$@"
|
|
|
|
else
|
|
# Go over each alternative and format the file
|
|
# name for listing. (pkg_name>usr>bin>ls)
|
|
set +f; for pkg in "$sys_ch/"*; do
|
|
fnr "${pkg##*/}" '>' '/'
|
|
printf '%s %s\n' "${_fnr%%/*}" "/${_fnr#*/}"
|
|
done
|
|
fi
|
|
;;
|
|
|
|
c|checksum)
|
|
for pkg do
|
|
pkg_source "$pkg" c
|
|
|
|
[ -f "$repo_dir/sources" ] || continue
|
|
|
|
pkg_checksums
|
|
|
|
if ok "$hash"; then
|
|
printf '%s\n' "$hash" > "$repo_dir/checksums"
|
|
log "$pkg" "Generated checksums"
|
|
|
|
else
|
|
log "$pkg" "No sources needing checksums"
|
|
fi
|
|
done
|
|
;;
|
|
|
|
i|install) for pkg do pkg_install "$pkg"; done ;;
|
|
b|build) pkg_build_all "${@:?No packages installed}" ;;
|
|
d|download) for pkg do pkg_source "$pkg"; done ;;
|
|
l|list) pkg_list_version "$@" ;;
|
|
r|remove) for pkg in $redro; do pkg_remove "$pkg"; done ;;
|
|
s|search) for pkg do pkg_find "$pkg" all; done ;;
|
|
u|update) pkg_update ;;
|
|
U|upgrade) pkg_upgrade ;;
|
|
v|version) printf '5.5.19\n' ;;
|
|
|
|
'')
|
|
log 'kiss [a|b|c|d|i|l|r|s|u|v] [pkg]...'
|
|
log 'alternatives List and swap alternatives'
|
|
log 'build Build packages'
|
|
log 'checksum Generate checksums'
|
|
log 'download Download sources'
|
|
log 'install Install packages'
|
|
log 'list List installed packages'
|
|
log 'remove Remove packages'
|
|
log 'search Search for packages'
|
|
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 ? ${#p}+1 : max))
|
|
esac
|
|
done
|
|
|
|
IFS=\#$IFS
|
|
|
|
# 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
|
|
# Open the extension as a file descriptor.
|
|
exec 3< "$path"
|
|
|
|
# Grab the second line in the extension.
|
|
{ read -r _ && read -r _ cmt; } <&3
|
|
|
|
printf "%b->%b %-${max}s %s\\n" \
|
|
"$c1" "$c3" "${path#*/kiss-}" "$cmt"
|
|
done >&2
|
|
;;
|
|
|
|
*)
|
|
pkg_find "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/${pkg_db:=var/db/kiss/installed}
|
|
sys_ch=$KISS_ROOT/${cho_db:=var/db/kiss/choices}
|
|
|
|
# Top-level cache directory.
|
|
cac_dir=${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.
|
|
proc=${KISS_TMPDIR:="$cac_dir/proc"}
|
|
proc=${proc%"${proc##*[!/]}"}/$KISS_PID
|
|
|
|
# Temporary cache directories.
|
|
mak_dir=$proc/build
|
|
pkg_dir=$proc/pkg
|
|
tar_dir=$proc/extract
|
|
tmp_dir=$proc/tmp
|
|
|
|
mkdir -p "$src_dir" "$log_dir" "$bin_dir" \
|
|
"$mak_dir" "$pkg_dir" "$tar_dir" "$tmp_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.
|
|
equ "$KISS_COLOR" 0 || ! [ -t 2 ] ||
|
|
c1='\033[1;33m' c2='\033[1;34m' c3='\033[m'
|
|
|
|
# Store the original working directory to ensure that relative paths
|
|
# passed by the user on the command-line properly resolve to locations
|
|
# in the filesystem.
|
|
ppwd=$PWD
|
|
|
|
# Never know when you're gonna need one of these.
|
|
newline="
|
|
"
|
|
|
|
# Defaults for environment variables.
|
|
: "${KISS_COMPRESS:=gz}"
|
|
: "${KISS_PID:=$$}"
|
|
: "${LOGNAME:?POSIX requires LOGNAME be set}"
|
|
|
|
# Figure out which 'sudo' command to use based on the user's choice or what
|
|
# is available on the system.
|
|
cmd_su=${KISS_SU:-"$(
|
|
command -v ssu ||
|
|
command -v sudo ||
|
|
command -v doas ||
|
|
command -v su
|
|
)"} || cmd_su=su
|
|
|
|
# Figure out which utility is available to dump elf information.
|
|
cmd_elf=${KISS_ELF:-"$(
|
|
command -v readelf ||
|
|
command -v eu-readelf ||
|
|
command -v llvm-readelf
|
|
)"} || cmd_elf=ldd
|
|
|
|
# Figure out which sha256 utility is available.
|
|
cmd_sha=${KISS_CHK:-"$(
|
|
command -v openssl ||
|
|
command -v sha256sum ||
|
|
command -v sha256 ||
|
|
command -v shasum ||
|
|
command -v digest
|
|
)"} || die "No sha256 utility found"
|
|
|
|
# Figure out which download utility is available.
|
|
cmd_get=${KISS_GET:-"$(
|
|
command -v aria2c ||
|
|
command -v axel ||
|
|
command -v curl ||
|
|
command -v wget ||
|
|
command -v wget2
|
|
)"} || die "No download utility found (aria2c, axel, curl, wget, wget2)"
|
|
|
|
# Store the date and time of script invocation to be used as the name of
|
|
# the log files the package manager creates uring builds.
|
|
time=$(date +%Y-%m-%d-%H:%M)
|
|
|
|
create_tmp_dirs
|
|
|
|
# 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
|
|
|
|
args "$@"
|
|
}
|
|
|
|
main "$@"
|