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# Makes "symlink attack" tarball (needs GNU tar for --append)

true >anything.txt
tar cvf tar_symlink_attack.tar anything.txt
rm anything.txt

ln -s /tmp symlink
tar --append -f tar_symlink_attack.tar symlink
rm symlink

mkdir symlink
echo BUG >symlink/bb_test_evilfile
tar --append -f tar_symlink_attack.tar symlink/bb_test_evilfile
rm symlink/bb_test_evilfile
rmdir symlink