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-rwxr-xr-xarchiso/mkarchiso260
1 files changed, 260 insertions, 0 deletions
diff --git a/archiso/mkarchiso b/archiso/mkarchiso
new file mode 100755
index 0000000..52087fa
--- /dev/null
+++ b/archiso/mkarchiso
@@ -0,0 +1,260 @@
+#!/bin/bash
+
+CPIOCONFIG="$(pwd)/archiso-mkinitcpio.conf"
+DEF_CONFIG_DIR="$(pwd)/default-config"
+PKGFILE="$(pwd)/packages.list"
+PKGLIST=""
+QUIET="y"
+FORCE="n"
+ADDON_DIR=""
+
+command_name=""
+work_dir=""
+imgname=""
+
+APPNAME=$(basename "${0}")
+
+# usage: usage <exitvalue>
+usage ()
+{
+ echo "usage ${APPNAME} [options] command <command options>"
+ echo " general options:"
+ echo " -f Force overwrite of working files/squashfs image/bootable image"
+ echo " -i CPIO_CONFIG Use CONFIG file for mkinitcpio. default: ${CPIOCONFIG}"
+ echo " -P PKGFILE File with list of packages to install. default: ${PKGFILE}"
+ echo " -p PACKAGE Additional package to install, can be used multiple times"
+ echo " -a ADDON_DIR Use addons from DIR. default: none"
+ echo " -t <iso,disk> Type of image to create. Defaults to iso."
+ echo " -v Enable verbose output."
+ echo " -h This message."
+ echo " commands:"
+ echo " install <working dir> : where to build the image root"
+ echo " squash <working dir> : generate a squashfs image of the installed root"
+ echo " img <working dir> <image name> : build an image from the working directory"
+ echo " all <working dir> <image name> : perform all of the above, in order"
+ exit $1
+}
+
+while getopts 'i:P:p:a:t:fvh' arg; do
+ case "${arg}" in
+ i) CPIOCONFIG="${OPTARG}" ;;
+ P) PKGFILE="${OPTARG}" ;;
+ p) PKGLIST="${PKGLIST} ${OPTARG}" ;;
+ a) ADDON_DIR="${OPTARG}" ;;
+ t) IMG_TYPE="${OPTARG}" ;;
+ f) FORCE="y" ;;
+ v) QUIET="n" ;;
+ h|?) usage 0 ;;
+ *) echo "invalid argument '${arg}'"; usage 1 ;;
+ esac
+done
+
+shift $(($OPTIND - 1))
+echo "ARGS: $@"
+
+[ $# -le 1 ] && usage 1
+
+# do UID checking here so someone can at least get usage instructions
+if [ "$EUID" != "0" ]; then
+ echo "error: This script must be run as root."
+ exit 1
+fi
+
+command_name="${1}"
+case "${command_name}" in
+ install) work_dir="${2}" ;;
+ squash) work_dir="${2}" ;;
+ img) work_dir="${2}"; imgname="${3}" ;;
+ all) work_dir="${2}"; imgname="${3}" ;;
+ *) echo "invalid command name '${command_name}'"; usage 1 ;;
+esac
+
+[ "x${work_dir}" = "x" ] && (echo "please specify a working directory" && usage 1)
+
+imgroot="${work_dir}/img"
+instroot="${work_dir}/install"
+
+_kversion ()
+{
+ source ${instroot}/etc/mkinitcpio.d/kernel26.kver
+ echo ${ALL_kver}
+}
+
+# usage: _pacman <packages>...
+_pacman ()
+{
+ local ret
+ if [ "${QUIET}" = "y" ]; then
+ mkarchroot -f ${instroot} $* 2>&1 >/dev/null
+ ret=$?
+ else
+ mkarchroot -f ${instroot} $*
+ ret=$?
+ fi
+ if [ $ret -ne 0 ]; then
+ exit 1
+ fi
+}
+
+# usage: install_pkgfile <packagesfile>
+install_pkgfile ()
+{
+ if [ -e "${1}" ]; then
+ toinstall=""
+ while read pkg; do
+ toinstall="${toinstall} ${pkg}"
+ done < ${1}
+ _pacman "${toinstall}"
+ else
+ echo "error: Package file '${1}' does not exist, aborting."
+ exit 1
+ fi
+}
+
+# Go through the main commands in order. If 'all' was specified, then we want
+# to do everything. Start with 'install'.
+if [ "${command_name}" = "install" -o "${command_name}" = "all" ]; then
+ echo "====> Installing/building image root"
+ if [ -e "${work_dir}" -a "${FORCE}" = "n" ]; then
+ echo "error: Working dir '${work_dir}' already exists, aborting."
+ exit 1
+ fi
+
+ mkdir -p "${imgroot}"
+ mkdir -p "${instroot}"
+
+ echo "Installing packages..."
+ echo " Installing packages from '${PKGFILE}'"
+ install_pkgfile "${PKGFILE}"
+
+ for pkg in ${PKGLIST}; do
+ echo " Installing package '${pkg}'"
+ _pacman "${pkg}"
+ done
+
+ echo "Updating kernel module dependencies"
+ kernelver=$(_kversion)
+ depmod -a -b "${instroot}" "${kernelver}"
+ # remove the initcpio images that were generated for the host system
+ find "${instroot}/boot" -name *.img -delete
+
+ echo "Creating default home directory"
+ install -d -o1000 -g100 -m0755 "${instroot}/home/arch"
+
+ # Cleanup
+ echo "Cleaning up image root files..."
+ find "${instroot}" -name *.pacnew -name *.pacsave -name *.pacorig -delete
+
+ # delete a lot of unnecessary cache/log files
+ kill_dirs="var/abs var/cache/man var/cache/pacman var/log/* var/mail tmp/* initrd"
+ for x in ${kill_dirs}; do
+ if [ -e "${instroot}/${x}" ]; then
+ rm -rf "${instroot}/${x}"
+ fi
+ done
+
+ # pacman DBs are big, delete all sync dbs
+ rm -rf "${instroot}/var/lib/pacman/sync"
+
+ # copy over kernel and grub configs for boot
+ if [ -e "${instroot}/boot" -a -e "${DEF_CONFIG_DIR}/boot" ]; then
+ rm -rf "${imgroot}/boot"
+ cp -r "${instroot}/boot" "${imgroot}"
+ cp -rf "${DEF_CONFIG_DIR}/boot" "${imgroot}"
+ fi
+
+ # TODO: this might belong somewhere else
+ mkdir -p "${imgroot}/addons"
+ if [ -d "${ADDON_DIR}" ]; then
+ echo "Copying addons from ${ADDON_DIR}..."
+ cp -r ${ADDON_DIR}/* "${imgroot}/addons"
+ fi
+
+ # always make an addon out of DEF_CONFIG_DIR
+ echo "Creating default-config addon..."
+ if [ "${QUIET}" = "y" ]; then
+ mksquashfs "${DEF_CONFIG_DIR}" "${imgroot}/addons/default-config.sqfs" -noappend >/dev/null
+ else
+ mksquashfs "${DEF_CONFIG_DIR}" "${imgroot}/addons/default-config.sqfs" -noappend
+ fi
+fi
+
+# Squash is the next step.
+if [ "${command_name}" = "squash" -o "${command_name}" = "all" ]; then
+ echo "====> Generating SquashFS image"
+ imagename="${imgroot}/archlive.sqfs"
+ if [ -e "${imagename}" ]; then
+ if [ "${FORCE}" = "y" ]; then
+ echo -n "Removing old SquashFS image..."
+ rm "${imagename}"
+ echo "done."
+ else
+ echo "error: SquashFS image '${imagename}' already exists, aborting."
+ exit 1
+ fi
+ fi
+
+ echo "Creating squashfs image. This may take some time..."
+ start=$(date +%s)
+ if [ "${QUIET}" = "y" ]; then
+ mksquashfs "${instroot}" "${imagename}" -noappend >/dev/null
+ else
+ mksquashfs "${instroot}" "${imagename}" -noappend
+ fi
+ minutes=$(echo $start $(date +%s) | awk '{ printf "%0.2f",($2-$1)/60 }')
+ echo "Image creation done in $minutes minutes."
+fi
+
+# Finally, make the image.
+if [ "${command_name}" = "img" -o "${command_name}" = "all" ]; then
+ echo "====> Making bootable image"
+ [ "x${imgname}" = "x" ] && (echo "Bootable image name must be specified" && usage 1)
+ 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 "${CPIOCONFIG}" ]; then
+ echo "error: mkinitcpio config '${CPIOCONFIG}' does not exist, aborting."
+ exit 1
+ fi
+
+ kernelver=$(_kversion)
+ basedir=${instroot}
+ [ "${instroot:0:1}" != "/" ] && basedir="$(pwd)/${instroot}"
+ echo "Generating initcpio for image..."
+ if [ "${QUIET}" = "y" ]; then
+ mkinitcpio -c "${CPIOCONFIG}" -b "${basedir}" -k "${kernelver}" -g "${imgroot}/boot/archlive.img" >/dev/null
+ ret=$?
+ else
+ mkinitcpio -c "${CPIOCONFIG}" -b "${basedir}" -k "${kernelver}" -g "${imgroot}/boot/archlive.img"
+ ret=$?
+ fi
+ if [ $ret -ne 0 ]; then
+ echo "error: initcpio image creation failed..."
+ exit 1
+ fi
+
+ cp ${instroot}/usr/lib/grub/i386-pc/* "${imgroot}/boot/grub"
+
+ if [ "x$IMG_TYPE" == "xdisk" ]; then
+ echo "Creating DISK image..."
+ mkusbimg "${imgroot}" "${imgname}"
+ else
+ echo "Creating ISO image..."
+ q=""
+ [ "${QUIET}" = "y" ] && qflag="-q"
+ mkisofs ${qflag} -r -l -b "boot/grub/stage2_eltorito" -uid 0 -gid 0 \
+ -no-emul-boot -boot-load-size 4 -boot-info-table \
+ -publisher "Arch Linux <archlinux.org>" \
+ -input-charset=UTF-8 -p "prepared by $NAME" \
+ -A "Arch Linux Live/Rescue CD" \
+ -o "${imgname}" "${imgroot}"
+ fi
+fi
+
+# vim:ts=4:sw=4:et:
generated by cgit v1.2.2 (git 2.25.0) at 2024-04-26 08:50:40 +0000