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-rwxr-xr-xmkarchiso285
1 files changed, 285 insertions, 0 deletions
diff --git a/mkarchiso b/mkarchiso
new file mode 100755
index 0000000..219147f
--- /dev/null
+++ b/mkarchiso
@@ -0,0 +1,285 @@
+#!/bin/sh
+
+CONFIG="$(pwd)/mkarchiso.conf"
+CPIOCONFIG="$(pwd)/mkinitcpio.conf"
+DEF_CONFIG_DIR="$(pwd)/default-config"
+QUIET="y"
+
+SKIP_INSTALL="n"
+SKIP_SQUASHFS="n"
+SKIP_BOOTIMG="n"
+SKIP_ISO="n"
+
+PKGDIR="."
+
+APPNAME=$(basename "${0}")
+ALL_ARGS="${@}"
+
+usage ()
+{
+ echo "usage ${APPNAME} [options] working-directory imagename.iso"
+ echo " -c CONFIG Use CONFIG file. default: /etc/archlive/mkarchiso.conf"
+ echo " -i CPIO CONFIG Use CONFIG file for mkinitcpio. default: /etc/archlive/mkinitcpio.conf"
+ echo " -s a,b,c Skip creation section. Valid sections are:"
+ echo " install : This section installs all packages."
+ echo " squashfs: This section creates a squashfs root image"
+ echo " bootimg : This section creates a boot image."
+ echo " iso : This section builds the final iso."
+ echo " -v Verbose output. Default: no"
+ echo " -h This message."
+ exit 1
+}
+
+skipopts ()
+{
+ for i in $@; do
+ case $i in
+ install) SKIP_INSTALL="y" ;;
+ squashfs) SKIP_SQUASHFS="y" ;;
+ bootimg) SKIP_BOOTIMG="y" ;;
+ iso) SKIP_ISO="y" ;;
+ *) echo "invalid section '$i'"; usage ;;
+ esac
+ done
+}
+
+while getopts 'c:i:n:s:pvh' arg; do
+ case "$arg" in
+ c) CONFIG="$OPTARG" ;;
+ i) CPIOCONFIG="$OPTARG" ;;
+ s) OLDIFS=$IFS; IFS=,
+ skipopts $OPTARG
+ IFS=$OLDIFS ;;
+ v) QUIET="n" ;;
+ h|?) usage ;;
+ *) echo "invalid argument '$arg'"; usage ;;
+ esac
+done
+shift $(($OPTIND - 1))
+
+if [ $# -ne 2 ]; then
+ usage
+else
+ work_dir=${1}
+ isoname=${2}
+fi
+
+if [ -e "${work_dir}" -a "${SKIP_INSTALL}" != "y" ]; then
+ echo "Working dir '${work_dir}' already exists, aborting..."
+ exit 1
+fi
+
+if [ -e "${isoname}" -a "${SKIP_ISO}" != "y" ]; then
+ echo "ISO Image '${isoname}' already exists, aborting..."
+ exit 1
+fi
+
+if [ -e "${CONFIG}" ]; then
+ source "${CONFIG}"
+else
+ echo "Config '${CONFIG}' does not exist, aborting..."
+ exit 1
+fi
+
+if [ -e "${CPIOCONFIG}" ]; then
+ source "${CPIOCONFIG}"
+else
+ echo "mkinitcpio config '${CPIOCONFIG}' does not exist, aborting..."
+ exit 1
+fi
+
+isoroot="${work_dir}/iso"
+instroot="${work_dir}/install"
+
+if [ -z $FAKEROOTKEY ]; then
+ echo "Switching to fakeroot environment"
+ fakeroot ${0} ${ALL_ARGS}
+ exit $?
+fi
+
+_kversion ()
+{
+ echo $(pacman -Ql -r "${instroot}" "${kernelpkg}" |\
+ grep "/lib/modules/[^/]*/$" |\
+ sed "s|.*/lib/modules/\([^/]*\).*/$|\1|")
+}
+
+#Work-arounds for depmod core dumps.... I guess we could just ulimit for now...
+_safepacman ()
+{
+ FAKEROOTSAV=$FAKEROOTKEY; unset FAKEROOTKEY
+ if ! pacman -Sf --noconfirm -r "${instroot}" $* >/dev/null 2>&1; then
+ echo "pacman failed to install '$*', aborting..."
+ exit 1
+ fi
+ FAKEROOTKEY=$FAKEROOTSAV
+}
+safe_install_pkgfile ()
+{
+ if [ -e "${1}" ]; then
+ toinstall=""
+ echo " Installing packages:"
+ while read pkg; do
+ #skip packages listed in IGNOREPKGS
+ echo $ignorepkgs | grep "\<$name\>" >/dev/null 2>&1 && continue
+
+ echo " ${pkg}"
+ toinstall="${toinstall} ${pkg}"
+ done < ${1}
+ _safepacman "${toinstall}"
+ fi
+}
+
+_pacman ()
+{
+ FAKEROOTSAV=$FAKEROOTKEY; unset FAKEROOTKEY
+ if ! fakechroot pacman -Sf --noconfirm -r "${instroot}" $* >/dev/null 2>&1; then
+ echo "pacman failed to install '$*', aborting..."
+ exit 1
+ fi
+ FAKEROOTKEY=$FAKEROOTSAV
+}
+
+install_pkgfile ()
+{
+ if [ -e "${1}" ]; then
+ toinstall=""
+ echo " Installing packages:"
+ while read pkg; do
+ #skip packages listed in IGNOREPKGS
+ echo $ignorepkgs | grep "\<$name\>" >/dev/null 2>&1 && continue
+
+ echo " ${pkg}"
+ toinstall="${toinstall} ${pkg}"
+ done < ${1}
+ _pacman "${toinstall}"
+ fi
+}
+
+if [ "${SKIP_INSTALL}" = "n" ]; then
+ mkdir -p "${isoroot}"
+ mkdir -p "${instroot}"
+
+ FAKEROOTSAV=$FAKEROOTKEY; unset FAKEROOTKEY
+ if ! pacman -Sy -r "${instroot}" 2>&1 | grep -v "cannot open logfile"; then
+ echo "Error, failed to sync pacman... aborting."
+ exit 1
+ fi
+ FAKEROOTKEY=$FAKEROOTSAV
+
+ echo "Installing 'base' packages..."
+ install_pkgfile "${PKGDIR}/base.packages"
+
+ echo "Installing _required_ packages..."
+ _pacman "memtest86+ unionfs unionfs-utils usbutils libusb pciutils squashfs-tools"
+
+ echo "Installing custom packages..."
+ for fil in ${package_files}; do
+ #TODO search for file if not absolute...
+ echo " Installing packages from file '$fil'"
+ install_pkgfile "${fil}"
+ done
+ for pkg in ${additional_packages}; do
+ echo " Installing package '${pkg}'"
+ _pacman "${pkg}"
+ done
+
+ echo "Installing kernel '${kernelpkg}'"
+ # fakechroot and depmod don't get along well. We'll do that stuff
+ # manually...
+ # TODO: fix fakechroot instead of working around it like a jackass
+ FAKEROOTSAV=$FAKEROOTKEY; unset FAKEROOTKEY
+ if ! _safepacman "${kernelpkg}" ; then
+ echo "pacman failed to install '${kernelpkg}', aborting..."
+ exit 1
+ fi
+ FAKEROOTKEY=$FAKEROOTSAV
+ kernelver=$(_kversion)
+ kernelsuffix=${kernelver##*-}
+ echo "Kernel Version ${kernelver} (${kernelsuffix}) installed - installing modules..."
+ safe_install_pkgfile "modules.${kernelsuffix}"
+
+ echo "Updating module dependancies"
+ [ "${kernelsuffix}" == "ARCH" ] && kernelsuffix=""
+ depmod -a -b "${instroot}" -v "${kernelver}" -F "${instroot}/boot/System.map26${kernelsuffix}" >/dev/null
+ find "${instroot}/boot" -name *.img -delete
+
+ echo "Applying default configuration for the Arch ISO."
+ cp -rf ${DEF_CONFIG_DIR}/* "${instroot}"
+
+ echo "Copyright (C) 2006, Arch Linux (Judd Vinet)" > "${instroot}/etc/copyright"
+
+ echo "Creating initial device nodes "
+ rm -f "${instroot}/dev/console" "${instroot}/dev/null" "${instroot}/dev/zero"
+ mknod -m 644 "${instroot}/dev/console" c 5 1
+ mknod -m 666 "${instroot}/dev/null" c 1 3
+ mknod -m 666 "${instroot}/dev/zero" c 1 5
+
+ echo "Creating default home directory"
+ mkdir -p "${instroot}/home/arch"
+
+ # Cleanup
+ echo "Cleaning up ISO root files..."
+ find "${instroot}" -name *.pacnew -name *.pacsave -name *.pacorig -delete
+
+ kill_dirs="var/abs var/cache/man var/cache/pacman var/log/* var/mail tmp usr/include initrd"
+ for x in ${kill_dirs}; do
+ if [ -e "${instroot}/${x}" ]; then
+ rm -rf "${instroot}/${x}"
+ fi
+ done
+
+ find "${instroot}/lib" -name *.a -delete
+ find "${instroot}/usr/lib" -name *.a -delete
+
+ # this actually takes up alot of space...
+ for d in ${instroot}/var/lib/pacman/*; do
+ [ "$(basename ${d})" != "local" ] && rm -rf "${d}"
+ done
+
+ if [ -e "${instroot}/boot" ]; then
+ rm -rf "${isoroot}/boot"
+ mv "${instroot}/boot" "${isoroot}"
+ fi
+fi
+
+if [ "${SKIP_SQUASHFS}" = "n" ]; then
+ if [ -e "${isoroot}/archlive.sqfs" ]; then
+ echo -n "Removing old squashfs image..."
+ rm "${isoroot}/archlive.sqfs"
+ echo "done."
+ fi
+
+ echo -n "Creating squashfs image. This may take some time..."
+ start=$(date +%s)
+ mksquashfs "${instroot}" "${isoroot}/archlive.sqfs" -root-owned > /dev/null
+ echo "done in $(echo $start $(date +%s) | awk '{ printf "%0.2f",($2-$1)/60 }') minutes."
+fi
+
+if [ "${SKIP_BOOTIMG}" = "n" ]; then
+ kernelver=$(_kversion)
+ basedir=${instroot}
+ [ "${instroot:0:1}" != "/" ] && basedir="$(pwd)/${instroot}"
+ if ! mkinitcpio -c "${CPIOCONFIG}" -b "${basedir}" -k "${kernelver}"\
+ -g "${isoroot}/boot/archlive.img"; then
+ echo "initcpio image creation failed..."
+ exit 1
+ fi
+
+ cp ${instroot}/usr/lib/grub/i386-pc/* "${isoroot}/boot/grub"
+fi
+
+if [ "${SKIP_ISO}" = "n" ]; then
+ echo "Creating ISO image..."
+ mkisofs ${q} -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>" \
+ -p "prepared by $NAME" -A "Arch Linux Live/Rescue CD" -copyright /etc/copyright \
+ -o "${isoname}" "${isoroot}"
+fi
+
+if [ "${qemu_test}" = "y" ]; then
+ echo "Testing image via qemu..."
+ qemu -boot d -kernel-kqemu -cdrom "${isoname}" ${qemuparams}
+else
+ echo "Image completed: ${isoname}"
+fi