selfinstaller.bzx

#!/bin/sh
# A self-extracting installer for RPMs
#
# To create: make a gzip-compressed tarball of RPMs (with no subdirectory),
# convert to base64, then concatenate onto the end of this file::
#
#   cd /some/directory/of/rpm/files
#   tar -cz *.rpm | base64 -w0 >> selfinstaller.bzx

main() {
    echo -e "\nSelf Extracting Installer\n"

    TMPDIR=`mktemp -d /tmp/selfextract.XXXXXX`

    trap 'rm -rf '$TMPDIR SIGINT SIGTERM EXIT

    ARCHIVE=`awk '/^__ARCHIVE_BELOW__/ { print NR + 1; exit 0; }' $0`

    tail -n+$ARCHIVE $0 | base64 -d | tar -C $TMPDIR -xz || \
        { echo "Bad archive. Exiting."; return 1; }

    echo "Installing:"
    find $TMPDIR -name '*rpm' -print | awk -F/ '{ print $NF } END { print }'

    yum localinstall --nogpgcheck -q -y $TMPDIR/*rpm

    return $?
}

main "$@"
exit $?

__ARCHIVE_BELOW__