#! /bin/bash PKGLIST="" QUIET="y" FORCE="n" MOUNTFILE="$(pwd)/mounts" IMG_TYPE="iso" APPNAME=$(basename "${0}") # usage: usage usage () { echo "usage ${APPNAME} [options] command " echo " general options:" echo " -f Force overwrite of working files/squashfs image/bootable image" echo " -p PACKAGE(S) Additional package(s) to install, can be used multiple times" echo " -v Enable verbose output." echo " -h This message." echo " commands:" echo " create " echo " create a base directory layout to work with" echo " includes all specified packages" echo " iso -p " echo " build an iso image from the working dir" echo " usb -p " echo " build an iso image from the working dir" exit $1 } while getopts 'i:P:p:a:t:fvh' arg; do case "${arg}" in p) PKGLIST="${PKGLIST} ${OPTARG}" ;; f) FORCE="y" ;; v) QUIET="n" ;; h|?) usage 0 ;; *) echo "invalid argument '${arg}'"; usage 1 ;; esac done #trim spaces PKGLIST="$(echo $PKGLIST)" shift $(($OPTIND - 1)) echo "ARGS: $@" # do UID checking here so someone can at least get usage instructions if [ "$EUID" != "0" ]; then echo "error: This script must be run as root." exit 1 fi command_name="${1}" work_dir="" imgname="" case "${command_name}" in create) work_dir="${2}"; imgname="none" ;; iso) work_dir="${2}"; imgname="${3}" ;; usb) work_dir="${2}"; imgname="${3}" ;; *) echo "invalid command name '${command_name}'"; usage 1 ;; esac [ "x${imgname}" = "x" ] && (echo "Image name must be specified" && usage 1) [ "x${work_dir}" = "x" ] && (echo "Please specify a working directory" && usage 1) echo "${APPNAME} : Configuration Settings" echo " working directory: ${work_dir}" echo " image name: ${imgname}" echo " image type: ${IMG_TYPE}" # usage: _pacman ... _pacman () { local ret if [ "${QUIET}" = "y" ]; then mkarchroot -f ${work_dir} $* 2>&1 >/dev/null ret=$? else mkarchroot -f ${work_dir} $* ret=$? fi # Cleanup find "${work_dir}" -name *.pacnew -name *.pacsave -name *.pacorig -delete if [ $ret -ne 0 ]; then exit 1 fi } command_create () { echo "====> Creating working directory: ${work_dir}" mkdir -p "${work_dir}/iso/" mkdir -p "${work_dir}/root-image/" echo "# archiso isomounts file # img - location of image/directory to mount relative to addons directory # arch - architecture of this image # mount point - absolute location on the post-initrd root # type - either 'bind' or 'squashfs' for now # syntax: root-image.sqfs i686 / squashfs #root-image-x86_64.sqfs x86_64 / squashfs" > "${work_dir}/isomounts" echo "README for this archiso created directory All directories in this dir, except for 'iso' will be squashed with squashfs and put into the iso dir as iso/.sqfs This should be reflected in the isomounts file The iso dir is later used to build the actual bootable iso. ...TODO..." > "${work_dir}/README" if [ "${PKGLIST}" != "" ]; then echo "====> Installing packages to '${work_dir}/root-image/'" _pacman "${PKGLIST}" echo "Cleaning up what we can" if [ -d "${work_dir}/root-image/boot/" ]; then # remove the initcpio images that were generated for the host system find "${work_dir}/root-image/boot" -name *.img -delete fi #TODO is this needed? do it at the Makefile level? if [ -d "${work_dir}/root-image/home/" ]; then echo "Creating default home directory" install -d -o1000 -g100 -m0755 "${work_dir}/root-image/home/arch" fi # delete a lot of unnecessary cache/log files kill_dirs="var/abs var/cache/man var/cache/pacman var/lib/pacman/sync var/log/* var/mail tmp/* initrd" for x in ${kill_dirs}; do if [ -e "${work_dir}/root-image/${x}" ]; then rm -rf "${work_dir}/root-image/${x}" fi done fi } # command_squash path image command_squash () { echo "====> Generating SquashFS image ${imgname}" if [ -e "${imgname}" ]; then if [ "${FORCE}" = "y" ]; then echo -n "Removing old SquashFS image..." rm "${imgname}" echo "done." else echo "error: SquashFS image '${imgname}' already exists, aborting." exit 1 fi fi echo "Creating SquashFS image. This may take some time..." start=$(date +%s) if [ "${QUIET}" = "y" ]; then mksquashfs "${work_dir}" "${imgname}" -noappend >/dev/null else mksquashfs "${work_dir}" "${imgname}" -noappend fi minutes=$(echo $start $(date +%s) | awk '{ printf "%0.2f",($2-$1)/60 }') echo "Image creation done in $minutes minutes." } command_image () { echo "====> Making bootable image" if [ -e "${imgname}" ]; then if [ "${FORCE}" = "y" ]; then echo "Removing existing bootable image..." rm -rf "${imgname}" else echo "error: Image '${imgname}' already exists, aborting." exit 1 fi fi if [ ! -e "${MOUNTFILE}" ]; then echo "error: mount file '${MOUNTFILE}' does not exist, aborting." exit 1 fi cp "${MOUNTFILE}" "${work_dir}/mounts" bootflags="" if [ "$PKGLIST" = "grub" -o "$PKGLIST" = "grub-gfx" ]; then #test for either (eww, gross) tst=0 pacman -Qi grub >/dev/null 2>&1 tst=$(($tst + $?)) pacman -Qi grub-gfx >/dev/null 2>&1 tst=$(($tst + $?)) if [ $tst -ge 2 ]; then echo "grub or grub-gfx not found on host system. Cannot install!" exit 1 fi if [ ! -e "${work_dir}/boot/grub/stage2_eltorito" ]; then echo "error: grub stage files not found in '${work_dir}/boot/grub" exit 1 fi bootflags="-b boot/grub/stage2_eltorito" elif [ "$PKGLIST" = "isolinux" ]; then if ! pacman -Qi $PKGLIST >/dev/null 2>&1; then echo "$PKGLIST not found on host system. Cannot install!" exit 1 fi if [ ! -e "${work_dir}/boot/isolinux/isolinux.bin" ]; then echo "error: isolinux bin file not found in '${work_dir}/boot/isolinux" exit 1 fi bootflags="-b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat" else echo "No bootloader specified. Use the -p flag to specify" echo " Supported Bootloaders:" echo " grub" echo " grub-gfx" echo " isolinux" exit 1 fi # Go through the main commands in order. If 'all' was specified, then we want # to do everything. Start with 'install'. if [ "${command_name}" = "install" ]; then command_install fi if [ "${command_name}" = "squash" ]; then command_squash fi if [ "${command_name}" = "image" ]; then command_image fi # vim:ts=4:sw=4:et: