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git://git.openwrt.org/openwrt/openwrt.git
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1a2fd4f869
prevent name:uid leaks of build system Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de> SVN-Revision: 46863
161 lines
3.6 KiB
Bash
Executable File
161 lines
3.6 KiB
Bash
Executable File
#!/bin/sh
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# ipkg-build -- construct a .ipk from a directory
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# Carl Worth <cworth@east.isi.edu>
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# based on a script by Steve Redler IV, steve@sr-tech.com 5-21-2001
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# 2003-04-25 rea@sr.unh.edu
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# Updated to work on Familiar Pre0.7rc1, with busybox tar.
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# Note it Requires: binutils-ar (since the busybox ar can't create)
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# For UID debugging it needs a better "find".
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set -e
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version=1.0
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FIND="$(which find)"
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FIND="${FIND:-$(which gfind)}"
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TAR="${TAR:-$(which tar)}"
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SVN="$(which svn)"
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GIT="$(which git)"
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export GZIP="-n"
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# look up date of last commit
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if [ -d "$TOPDIR/.git" ]; then
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TIMESTAMP=$(cd $TOPDIR; $GIT log -1 -s --format=%ci)
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elif [ -d "$TOPDIR/.svn" ]; then
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TIMESTAMP=$($SVN info "$TOPDIR" | sed -n "s/^Last Changed Date: \(.*\)/\1/p")
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else
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TIMESTAMP=$(date)
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fi
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ipkg_extract_value() {
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sed -e "s/^[^:]*:[[:space:]]*//"
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}
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required_field() {
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field=$1
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grep "^$field:" < $CONTROL/control | ipkg_extract_value
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}
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pkg_appears_sane() {
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local pkg_dir=$1
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local owd=$PWD
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cd $pkg_dir
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PKG_ERROR=0
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pkg=`required_field Package`
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version=`required_field Version | sed 's/Version://; s/^.://g;'`
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arch=`required_field Architecture`
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if echo $pkg | grep '[^a-zA-Z0-9_.+-]'; then
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echo "*** Error: Package name $name contains illegal characters, (other than [a-z0-9.+-])" >&2
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PKG_ERROR=1;
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fi
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if [ -f $CONTROL/conffiles ]; then
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rm -f $CONTROL/conffiles.resolved
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for cf in `$FIND $(sed -e "s!^/!$pkg_dir/!" $CONTROL/conffiles) -type f`; do
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echo "${cf#$pkg_dir}" >> $CONTROL/conffiles.resolved
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done
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rm $CONTROL/conffiles
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mv $CONTROL/conffiles.resolved $CONTROL/conffiles
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chmod 0644 $CONTROL/conffiles
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fi
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cd $owd
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return $PKG_ERROR
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}
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###
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# ipkg-build "main"
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###
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ogargs=""
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noclean=0
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usage="Usage: $0 [-c] [-C] [-o owner] [-g group] <pkg_directory> [<destination_directory>]"
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while getopts "cg:ho:v" opt; do
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case $opt in
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o ) owner=$OPTARG
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ogargs="--owner=$owner"
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;;
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g ) group=$OPTARG
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ogargs="$ogargs --group=$group"
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;;
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c ) ;;
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C ) noclean=1;;
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v ) echo $version
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exit 0
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;;
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h ) echo $usage >&2 ;;
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\? ) echo $usage >&2
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esac
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done
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shift $(($OPTIND - 1))
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# continue on to process additional arguments
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case $# in
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1)
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dest_dir=$PWD
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;;
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2)
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dest_dir=$2
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if [ "$dest_dir" = "." -o "$dest_dir" = "./" ] ; then
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dest_dir=$PWD
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fi
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;;
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*)
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echo $usage >&2
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exit 1
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;;
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esac
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pkg_dir=$1
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if [ ! -d $pkg_dir ]; then
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echo "*** Error: Directory $pkg_dir does not exist" >&2
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exit 1
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fi
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# CONTROL is second so that it takes precedence
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CONTROL=
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[ -d $pkg_dir/CONTROL ] && CONTROL=CONTROL
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if [ -z "$CONTROL" ]; then
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echo "*** Error: Directory $pkg_dir has no CONTROL subdirectory." >&2
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exit 1
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fi
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if ! pkg_appears_sane $pkg_dir; then
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echo >&2
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echo "ipkg-build: Please fix the above errors and try again." >&2
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exit 1
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fi
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tmp_dir=$dest_dir/IPKG_BUILD.$$
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mkdir $tmp_dir
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echo $CONTROL > $tmp_dir/tarX
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# Preserve permissions (-p) when creating data.tar.gz as non-root user
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( cd $pkg_dir && $TAR $ogargs -X $tmp_dir/tarX --format=gnu --sort=name -czpf $tmp_dir/data.tar.gz --mtime="$TIMESTAMP" . )
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installed_size=`stat -c "%s" $tmp_dir/data.tar.gz`
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sed -i -e "s/^Installed-Size: .*/Installed-Size: $installed_size/" \
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$pkg_dir/$CONTROL/control
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( cd $pkg_dir/$CONTROL && $TAR $ogargs --format=gnu --sort=name -czf $tmp_dir/control.tar.gz --mtime="$TIMESTAMP" . )
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rm $tmp_dir/tarX
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echo "2.0" > $tmp_dir/debian-binary
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pkg_file=$dest_dir/${pkg}_${version}_${arch}.ipk
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rm -f $pkg_file
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( cd $tmp_dir && $TAR $ogargs --format=gnu --sort=name -zcf $pkg_file --mtime="$TIMESTAMP" ./debian-binary ./data.tar.gz ./control.tar.gz )
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rm $tmp_dir/debian-binary $tmp_dir/data.tar.gz $tmp_dir/control.tar.gz
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rmdir $tmp_dir
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echo "Packaged contents of $pkg_dir into $pkg_file"
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