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128 lines
2.4 KiB
128 lines
2.4 KiB
#!/bin/sh -ex
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# NEEDED: lz4 readelf tar cat awk cut sed sh sort
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WORKDIR="$(basename "$1")"
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SYS_LIBDIR='/lib'
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PRELOAD_SCRIPT='preload'
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LIBLIST=$WORKDIR/liblist
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SUMFILE=$WORKDIR/checksum
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tmpfile=$WORKDIR/tt
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die ()
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{
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echo "$1"
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exit
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}
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getlibs ()
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{
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tmplist=$WORKDIR/tmplist
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touch $LIBLIST
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readelf -d "$1" |
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grep NEEDED |
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awk '{print $5}' |
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sed s/\\[/\ / | sed s/\\]/\ / > $tmplist
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while test -s $tmplist; do
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cat $LIBLIST $tmplist > $tmpfile
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mv -f $tmpfile $LIBLIST
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for f in $tmplist; do
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readelf -d "$f" |
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grep NEEDED |
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awk '{print $5}' |
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sed s/\\[/\ / | sed s/\\]/\ / > $tmplist
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done
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done
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rm -f $tmplist
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}
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if ! [ $WORKDIR ]; then
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die 'Not enough arguments'
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fi
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if ! test -d $WORKDIR ; then
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die 'Argument is not a directory'
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fi
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if test -e $WORKDIR/bin; then
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if ! test -d $WORKDIR/bin; then
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die 'bin/ is not a directory'
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fi
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else
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die 'Directory does not contain bin/'
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fi
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if ! test -e $WORKDIR/id; then
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die 'id file not present'
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fi
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if ls -1 $WORKDIR/bin; then
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for f in $WORKDIR/bin/*; do
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if ! test -x $f; then
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die "$f is not executable"
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fi
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done
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else
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die 'bin/ is empty, there has to be at least one executable'
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fi
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# Create necessary directories and files
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mkdir -p $WORKDIR/lib
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mkdir -p $WORKDIR/man
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mkdir -p $WORKDIR/ext
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touch $WORKDIR/env
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# TODO: add usage and error checking
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# FIXME: double sed should be avoided
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DIRNAME="$WORKDIR"/"$(head -1 $WORKDIR/id | awk '{print $1}')"
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if test -s $LIBLIST; then
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rm -f $LIBLIST
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fi
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for b in $WORKDIR/bin/*; do
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getlibs $b
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done
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sort -u $LIBLIST > $tmpfile
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mv -f $tmpfile $LIBLIST
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while read f; do
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find -L $SYS_LIBDIR -maxdepth 2 -name "$f" -exec cp -n {} $WORKDIR/lib/ \;
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done < $LIBLIST
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if test -d $DIRNAME; then
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rm -rf $DIRNAME
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fi
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mkdir -p $DIRNAME
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cp -r $WORKDIR/bin $DIRNAME/
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cp -r $WORKDIR/lib $DIRNAME/
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cp -r $WORKDIR/man $DIRNAME/
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cp -r $WORKDIR/ext $DIRNAME/
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cp $WORKDIR/env $DIRNAME/
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cp $WORKDIR/id $DIRNAME/
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tar -c -f $DIRNAME.tar -C $WORKDIR "$(basename $DIRNAME)"
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md5sum -b $DIRNAME.tar | cut -d " " -f1 > $SUMFILE
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lz4 --rm $DIRNAME.tar
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cat "$PRELOAD_SCRIPT" |
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sed s/SUM/"$(cat $SUMFILE)"/ |
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sed s/ID/"$(basename "$DIRNAME")"/ > tpp
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size="$(wc -c tpp | cut -d " " -f1)"
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strsize="$(echo "BYTES" | wc -c)"
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numsize="$(echo "$size" | wc -c)"
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normsize="$(expr "$size" - "$(expr "$strsize" - "$numsize")")"
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cat tpp |
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sed s/BYTES/"$normsize"/ > tpr
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cat tpr "$DIRNAME".tar.lz4 > "$DIRNAME".it
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rm -f tpr tpp
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chmod +x "$DIRNAME".it
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rm -rf "$DIRNAME"
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#"$DIRNAME".tar*
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