57 lines
4.6 KiB
Docker
57 lines
4.6 KiB
Docker
# Set up files and directories with known ownership
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FROM busybox AS source
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RUN touch /file && chown 100:200 /file \
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&& mkdir -p /dir/subdir \
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&& touch /dir/subdir/nestedfile \
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&& chown 100:200 /dir \
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&& chown 101:201 /dir/subdir \
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&& chown 102:202 /dir/subdir/nestedfile
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FROM busybox AS test_base
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RUN mkdir -p /existingdir/existingsubdir \
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&& touch /existingdir/existingfile \
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&& chown 500:600 /existingdir \
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&& chown 501:601 /existingdir/existingsubdir \
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&& chown 501:601 /existingdir/existingfile
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# Copy files from the source stage
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FROM test_base AS copy_from
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COPY --from=source /file .
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# Copy to a non-existing target directory creates the target directory (as root), then copies the _contents_ of the source directory into it
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COPY --from=source /dir /dir
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# Copying to an existing target directory will copy the _contents_ of the source directory into it
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COPY --from=source /dir/. /existingdir
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RUN e="100:200"; p="/file" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="0:0"; p="/dir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="101:201"; p="/dir/subdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="102:202"; p="/dir/subdir/nestedfile" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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# Existing files and directories ownership should not be modified
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&& e="500:600"; p="/existingdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="501:601"; p="/existingdir/existingsubdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="501:601"; p="/existingdir/existingfile" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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# But new files and directories should maintain their ownership
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&& e="101:201"; p="/existingdir/subdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="102:202"; p="/existingdir/subdir/nestedfile"; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi
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# Copy files from the source stage and chown them.
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FROM test_base AS copy_from_chowned
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COPY --from=source --chown=300:400 /file .
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# Copy to a non-existing target directory creates the target directory (as root), then copies the _contents_ of the source directory into it
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COPY --from=source --chown=300:400 /dir /dir
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# Copying to an existing target directory copies the _contents_ of the source directory into it
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COPY --from=source --chown=300:400 /dir/. /existingdir
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RUN e="300:400"; p="/file" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="300:400"; p="/dir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="300:400"; p="/dir/subdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="300:400"; p="/dir/subdir/nestedfile" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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# Existing files and directories ownership should not be modified
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&& e="500:600"; p="/existingdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="501:601"; p="/existingdir/existingsubdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="501:601"; p="/existingdir/existingfile" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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# But new files and directories should be chowned
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&& e="300:400"; p="/existingdir/subdir" ; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi \
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&& e="300:400"; p="/existingdir/subdir/nestedfile"; a=`stat -c "%u:%g" "$p"`; if [ "$a" != "$e" ]; then echo "incorrect ownership on $p. expected $e, got $a"; exit 1; fi
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