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