diff options
Diffstat (limited to 'repo-add')
| -rwxr-xr-x | repo-add | 558 |
1 files changed, 558 insertions, 0 deletions
diff --git a/repo-add b/repo-add new file mode 100755 index 0000000..531d347 --- /dev/null +++ b/repo-add @@ -0,0 +1,558 @@ +#!/bin/bash +# +# repo-add - add a package to a given repo database file +# repo-remove - remove a package entry from a given repo database file +# Generated from repo-add.in; do not edit by hand. +# +# Copyright (c) 2006-2008 Aaron Griffin <aaron@archlinux.org> +# Copyright (c) 2007-2008 Dan McGee <dan@archlinux.org> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +LICENSESDIR=/home/parabolavnx/licenses + +# gettext initialization +export TEXTDOMAIN='pacman' +export TEXTDOMAINDIR='/usr/share/locale' + +myver='3.5.0' +confdir='/home/parabolavnx/etc' + +QUIET=0 +DELTA=0 +WITHFILES=0 +REPO_DB_FILE= +LOCKFILE= +CLEAN_LOCK=0 + +# ensure we have a sane umask set +umask 0022 + +msg() { + (( QUIET )) && return + local mesg=$1; shift + printf "==> ${mesg}\n" "$@" >&1 +} + +msg2() { + (( QUIET )) && return + local mesg=$1; shift + printf " -> ${mesg}\n" "$@" >&1 +} + +warning() { + local mesg=$1; shift + printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2 +} + +error() { + local mesg=$1; shift + printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2 +} + +# print usage instructions +usage() { + printf "repo-add, repo-remove (pacman) %s\n\n" "$myver" + printf "$(gettext "Usage: repo-add [-d] [-f] [-q] <path-to-db> <package|delta> ...\n")" + printf "$(gettext "Usage: repo-remove [-q] <path-to-db> <packagename|delta> ...\n\n")" + printf "$(gettext "\ +repo-add will update a package database by reading a package file.\n\ +Multiple packages to add can be specified on the command line.\n\n")" + printf "$(gettext "\ +repo-remove will update a package database by removing the package name\n\ +specified on the command line from the given repo database. Multiple\n\ +packages to remove can be specified on the command line.\n\n")" + printf "$(gettext "\ +Use the -q/--quiet flag to minimize output to basic messages, warnings,\n\ +and errors.\n\n")" + printf "$(gettext "\ +Use the -d/--delta flag to automatically generate and add a delta file\n\ +between the old entry and the new one, if the old package file is found\n\ +next to the new one.\n\n")" + printf "$(gettext "\ +Use the -f/--files flag to update a database including file entries.\n\n")" + echo "$(gettext "Example: repo-add /path/to/repo.db.tar.gz pacman-3.0.0.pkg.tar.gz")" + echo "$(gettext "Example: repo-remove /path/to/repo.db.tar.gz kernel26")" +} + +version() { + printf "repo-add, repo-remove (pacman) %s\n\n" "$myver" + printf "$(gettext "\ +Copyright (C) 2006-2008 Aaron Griffin <aaron@archlinux.org>.\n\ +Copyright (c) 2007-2008 Dan McGee <dan@archlinux.org>.\n\n\ +This is free software; see the source for copying conditions.\n\ +There is NO WARRANTY, to the extent permitted by law.\n")" +} + +# write a list entry +# arg1 - Entry name +# arg2 - List +# arg3 - File to write to +write_list_entry() { + if [[ -n $2 ]]; then + echo "%$1%" >>$3 + echo -e $2 >>$3 + fi +} + +find_pkgentry() +{ + local pkgname=$1 + local pkgentry + for pkgentry in $tmpdir/$pkgname*; do + name=${pkgentry##*/} + if [[ ${name%-*-*} = $pkgname ]]; then + echo $pkgentry + return 0 + fi + done + return 1 +} + +# Get the package name from the delta filename +get_delta_pkgname() { + local tmp + + tmp=${1##*/} + echo ${tmp%-*-*_to*} +} + +# write a delta entry +# arg1 - path to delta file +db_write_delta() +{ + deltafile="$1" + pkgname="$(get_delta_pkgname $deltafile)" + + pkgentry=$(find_pkgentry $pkgname) + if [[ -z $pkgentry ]]; then + error "$(gettext "No database entry for package '%s'.")" "$pkgname" + return 1 + fi + deltas="$pkgentry/deltas" + if [[ ! -f $deltas ]]; then + echo -e "%DELTAS%" >$deltas + fi + # get md5sum and compressed size of package + md5sum="$(openssl dgst -md5 "$deltafile")" + md5sum="${md5sum##* }" + csize=$(stat -L -c %s "$deltafile") + + oldfile=$(xdelta3 printhdr $deltafile | grep "XDELTA filename (source)" | sed 's/.*: *//') + newfile=$(xdelta3 printhdr $deltafile | grep "XDELTA filename (output)" | sed 's/.*: *//') + + if grep -q "$oldfile.*$newfile" $deltas; then + sed -i.backup "/$oldfile.*$newfile/d" $deltas && rm -f $deltas.backup + fi + msg2 "$(gettext "Adding 'deltas' entry : %s -> %s")" "$oldfile" "$newfile" + echo ${deltafile##*/} $md5sum $csize $oldfile $newfile >> $deltas + + return 0 +} # end db_write_delta + +# remove a delta entry +# arg1 - path to delta file +db_remove_delta() +{ + deltafile="$1" + filename=${deltafile##*/} + pkgname="$(get_delta_pkgname $deltafile)" + + pkgentry=$(find_pkgentry $pkgname) + if [[ -z $pkgentry ]]; then + return 1 + fi + deltas="$pkgentry/deltas" + if [[ ! -f $deltas ]]; then + return 1 + fi + if grep -q "$filename" $deltas; then + sed -i.backup "/$filename/d" $deltas && rm -f $deltas.backup + msg2 "$(gettext "Removing existing entry '%s'...")" "$filename" + return 0 + fi + + return 1 +} # end db_remove_delta + +# write an entry to the pacman database +# arg1 - path to package +db_write_entry() +{ + # blank out all variables + local pkgfile="$1" + local pkgname pkgver pkgdesc csize size md5sum url arch builddate packager \ + _groups _licenses _replaces _depends _conflicts _provides _optdepends + + local OLDIFS="$IFS" + # IFS (field separator) is only the newline character + IFS=" +" + + # read info from the zipped package + local line var val + for line in $(bsdtar -xOqf "$pkgfile" .PKGINFO | + grep -v '^#' | sed 's|\(\w*\)\s*=\s*\(.*\)|\1 \2|'); do + # bash awesomeness here- var is always one word, val is everything else + var=${line%% *} + val=${line#* } + declare $var="$val" + case "$var" in + group) _groups="$_groups$group\n" ;; + license) _licenses="$_licenses$license\n" ;; + replaces) _replaces="$_replaces$replaces\n" ;; + depend) _depends="$_depends$depend\n" ;; + conflict) _conflicts="$_conflicts$conflict\n" ;; + provides) _provides="$_provides$provides\n" ;; + optdepend) _optdepends="$_optdepends$optdepend\n" ;; + esac + done + + IFS=$OLDIFS + + # get md5sum and compressed size of package + md5sum="$(openssl dgst -md5 "$pkgfile")" + md5sum="${md5sum##* }" + csize=$(stat -L -c %s "$pkgfile") + + # ensure $pkgname and $pkgver variables were found + if [[ -z $pkgname || -z $pkgver ]]; then + error "$(gettext "Invalid package file '%s'.")" "$pkgfile" + return 1 + fi + + pushd "$tmpdir" >/dev/null + if [[ -d $pkgname-$pkgver ]]; then + warning "$(gettext "An entry for '%s' already existed")" "$pkgname-$pkgver" + else + if (( DELTA )); then + pkgentry=$(find_pkgentry $pkgname) + if [[ -n $pkgentry ]]; then + local oldfilename=$(grep -A1 FILENAME $pkgentry/desc | tail -n1) + local oldfile="$(dirname $1)/$oldfilename" + fi + fi + fi + + # remove an existing entry if it exists, ignore failures + db_remove_entry "$pkgname" + + # create package directory + mkdir "$pkgname-$pkgver" + pushd "$pkgname-$pkgver" >/dev/null + + # restore an eventual deltas file + [[ -f ../$pkgname.deltas ]] && mv "../$pkgname.deltas" deltas + + # create desc entry + msg2 "$(gettext "Creating '%s' db entry...")" 'desc' + echo -e "%FILENAME%\n$(basename "$1")\n" >>desc + echo -e "%NAME%\n$pkgname\n" >>desc + [[ -n $pkgbase ]] && echo -e "%BASE%\n$pkgbase\n" >>desc + echo -e "%VERSION%\n$pkgver\n" >>desc + [[ -n $pkgdesc ]] && echo -e "%DESC%\n$pkgdesc\n" >>desc + write_list_entry "GROUPS" "$_groups" "desc" + [[ -n $csize ]] && echo -e "%CSIZE%\n$csize\n" >>desc + [[ -n $size ]] && echo -e "%ISIZE%\n$size\n" >>desc + + # compute checksums + msg2 "$(gettext "Computing md5 checksums...")" + echo -e "%MD5SUM%\n$md5sum\n" >>desc + + [[ -n $url ]] && echo -e "%URL%\n$url\n" >>desc + write_list_entry "LICENSE" "$_licenses" "desc" + [[ -n $arch ]] && echo -e "%ARCH%\n$arch\n" >>desc + [[ -n $builddate ]] && echo -e "%BUILDDATE%\n$builddate\n" >>desc + [[ -n $packager ]] && echo -e "%PACKAGER%\n$packager\n" >>desc + write_list_entry "REPLACES" "$_replaces" "desc" + + # create depends entry + msg2 "$(gettext "Creating '%s' db entry...")" 'depends' + # create the file even if it will remain empty + touch "depends" + write_list_entry "DEPENDS" "$_depends" "depends" + write_list_entry "CONFLICTS" "$_conflicts" "depends" + write_list_entry "PROVIDES" "$_provides" "depends" + write_list_entry "OPTDEPENDS" "$_optdepends" "depends" + + popd >/dev/null + popd >/dev/null + + # create files file if wanted + if (( WITHFILES )); then + msg2 "$(gettext "Creating '%s' db entry...")" 'files' + local files_path="$tmpdir/$pkgname-$pkgver/files" + echo "%FILES%" >$files_path + bsdtar --exclude='.*' -tf "$pkgfile" >>$files_path + fi + + # create a delta file + if (( DELTA )); then + if [[ -n $oldfilename ]]; then + if [[ -f $oldfile ]]; then + delta=$(pkgdelta -q $oldfile $1) + if [[ -f $delta ]]; then + db_write_delta $delta + fi + else + warning "$(gettext "Old package file not found: %s")" "$oldfilename" + fi + fi + fi + + # Extracts licenses to a common license dir + msg "Extracting license" + if [ -d ${LICENSESDIR}/${pkgname} ]; then + rm -r ${LICENSESDIR}/${pkgname} + fi + + # Change dir to licenses, and extract them stripping the first part of the path + bsdtar -C ${LICENSESDIR}/ --include="usr/share/licenses/" --strip-components 3 -xf ${pkgfile} >/dev/null 2>&1 + + if [ $? -ne 0 ]; then + warning "This package doesn't contain a license dir" + fi + + return 0 +} # end db_write_entry + +# remove existing entries from the DB +# arg1 - package name +db_remove_entry() { + local pkgname=$1 + local notfound=1 + local pkgentry=$(find_pkgentry $pkgname) + while [[ -n $pkgentry ]]; do + notfound=0 + if [[ -f $pkgentry/deltas ]]; then + mv "$pkgentry/deltas" "$tmpdir/$pkgname.deltas" + fi + msg2 "$(gettext "Removing existing entry '%s'...")" \ + "$(basename $pkgentry)" + rm -rf $pkgentry + pkgentry=$(find_pkgentry $pkgname) + done + + msg "Removing license" + if [ -d ${LICENSESDIR}/${pkgname} ]; then + rm -r ${LICENSESDIR}/${pkgname} + fi + + return $notfound +} # end db_remove_entry + +check_repo_db() +{ + # check lock file + if ( set -o noclobber; echo "$$" > "$LOCKFILE") 2> /dev/null; then + CLEAN_LOCK=1 + else + error "$(gettext "Failed to acquire lockfile: %s.")" "$LOCKFILE" + [[ -f $LOCKFILE ]] && error "$(gettext "Held by process %s")" "$(cat $LOCKFILE)" + exit 1 + fi + + if [[ -f $REPO_DB_FILE ]]; then + # there are two situations we can have here- a DB with some entries, + # or a DB with no contents at all. + if ! bsdtar -tqf "$REPO_DB_FILE" '*/desc' >/dev/null 2>&1; then + # check empty case + if [[ -n $(bsdtar -tqf "$REPO_DB_FILE" '*' 2>/dev/null) ]]; then + error "$(gettext "Repository file '%s' is not a proper pacman database.")" "$REPO_DB_FILE" + exit 1 + fi + fi + msg "$(gettext "Extracting database to a temporary location...")" + bsdtar -xf "$REPO_DB_FILE" -C "$tmpdir" + else + case "$cmd" in + repo-remove) + error "$(gettext "Repository file '%s' was not found.")" "$REPO_DB_FILE" + exit 1 + ;; + repo-add) + # check if the file can be created (write permission, directory existence, etc) + if ! touch "$REPO_DB_FILE"; then + error "$(gettext "Repository file '%s' could not be created.")" "$REPO_DB_FILE" + exit 1 + fi + rm -f "$REPO_DB_FILE" + ;; + esac + fi +} + +add() +{ + if [[ ! -f $1 ]]; then + error "$(gettext "File '%s' not found.")" "$1" + return 1 + fi + + if [[ ${1##*.} == "delta" ]]; then + deltafile=$1 + msg "$(gettext "Adding delta '%s'")" "$deltafile" + if ! type xdelta3 &>/dev/null; then + error "$(gettext "Cannot find the xdelta3 binary! Is xdelta3 installed?")" + exit 1 + fi + if db_write_delta "$deltafile"; then + return 0 + else + return 1 + fi + fi + + pkgfile=$1 + if ! bsdtar -tqf "$pkgfile" .PKGINFO >/dev/null 2>&1; then + error "$(gettext "'%s' is not a package file, skipping")" "$pkgfile" + return 1 + fi + + msg "$(gettext "Adding package '%s'")" "$pkgfile" + + db_write_entry "$pkgfile" +} + +remove() +{ + if [[ ${1##*.} == "delta" ]]; then + deltafile=$1 + msg "$(gettext "Searching for delta '%s'...")" "$deltafile" + if db_remove_delta "$deltafile"; then + return 0 + else + error "$(gettext "Delta matching '%s' not found.")" "$deltafile" + return 1 + fi + fi + + pkgname=$1 + msg "$(gettext "Searching for package '%s'...")" "$pkgname" + + if db_remove_entry "$pkgname"; then + rm -f "$tmpdir/$pkgname.deltas" + return 0 + else + error "$(gettext "Package matching '%s' not found.")" "$pkgname" + return 1 + fi +} + +trap_exit() +{ + echo + error "$@" + exit 1 +} + +clean_up() { + local exit_code=$? + + [[ -d $tmpdir ]] && rm -rf "$tmpdir" + (( CLEAN_LOCK )) && [[ -f $LOCKFILE ]] && rm -f "$LOCKFILE" + + exit $exit_code +} + +# PROGRAM START + +# determine whether we have gettext; make it a no-op if we do not +if ! type gettext &>/dev/null; then + gettext() { + echo "$@" + } +fi + +case "$1" in + -h|--help) usage; exit 0;; + -V|--version) version; exit 0;; +esac + +# figure out what program we are +cmd="$(basename $0)" +if [[ $cmd != "repo-add" && $cmd != "repo-remove" ]]; then + error "$(gettext "Invalid command name '%s' specified.")" "$cmd" + exit 1 +fi + +tmpdir=$(mktemp -d /tmp/repo-tools.XXXXXXXXXX) || (\ + error "$(gettext "Cannot create temp directory for database building.")"; \ + exit 1) + +trap 'clean_up' EXIT +trap 'trap_exit "$(gettext "TERM signal caught. Exiting...")"' TERM HUP QUIT +trap 'trap_exit "$(gettext "Aborted by user! Exiting...")"' INT +trap 'trap_exit "$(gettext "An unknown error has occured. Exiting...")"' ERR + +success=0 +# parse arguments +for arg in "$@"; do + case "$arg" in + -q|--quiet) QUIET=1;; + -d|--delta) DELTA=1;; + -f|--files) WITHFILES=1;; + *) + if [[ -z $REPO_DB_FILE ]]; then + REPO_DB_FILE="$arg" + LOCKFILE="$REPO_DB_FILE.lck" + check_repo_db + else + case "$cmd" in + repo-add) add $arg && success=1 ;; + repo-remove) remove $arg && success=1 ;; + esac + fi + ;; + esac +done + +# if at least one operation was a success, re-zip database +if (( success )); then + msg "$(gettext "Creating updated database file '%s'")" "$REPO_DB_FILE" + + case "$REPO_DB_FILE" in + *tar.gz) TAR_OPT="z" ;; + *tar.bz2) TAR_OPT="j" ;; + *tar.xz) TAR_OPT="J" ;; + *) warning "$(gettext "'%s' does not have a valid archive extension.")" \ + "$REPO_DB_FILE" ;; + esac + + filename=$(basename "$REPO_DB_FILE") + + pushd "$tmpdir" >/dev/null + if [[ -n $(ls) ]]; then + bsdtar -c${TAR_OPT}f "$filename" * + else + # we have no packages remaining? zip up some emptyness + warning "$(gettext "No packages remain, creating empty database.")" + bsdtar -c${TAR_OPT}f "$filename" -T /dev/null + fi + popd >/dev/null + + [[ -f $REPO_DB_FILE ]] && mv -f "$REPO_DB_FILE" "${REPO_DB_FILE}.old" + [[ -f $tmpdir/$filename ]] && mv "$tmpdir/$filename" "$REPO_DB_FILE" + dblink="${REPO_DB_FILE%.tar.*}" + target=${REPO_DB_FILE##*/} + ln -sf "$target" "$dblink" 2>/dev/null || \ + ln -f "$target" "$dblink" 2>/dev/null || \ + cp "$REPO_DB_FILE" "$dblink" +else + msg "$(gettext "No packages modified, nothing to do.")" + exit 1 +fi + +exit 0 +# vim: set ts=2 sw=2 noet: |