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os/scripts/tools/flush_crt_iso.sh
2019-08-22 14:43:03 +08:00

94 lines
2.0 KiB
Bash
Executable File

#!/bin/bash
# How to use:
# make shell-bind
# cd scripts/tools/
# wget https://link/rancheros-xxx.iso
# wget http://link/custom.crt
#
# ./flush_crt_iso.sh --iso rancheros-vmware-autoformat.iso --cert custom.crt
# # or
# ./flush_crt_iso.sh --initrd initrd-xxxx --cert custom.crt
#
# exit
# ls ./build/
#
set -ex
BASE_DIR=/tmp
ORIGIN_DIR=/tmp/origin
NEW_DIR=/tmp/new
WORK_DIR=/tmp/work
mkdir -p ${ORIGIN_DIR} ${NEW_DIR} ${WORK_DIR} ${DAPPER_SOURCE}/build
while [ "$#" -gt 0 ]; do
case $1 in
--initrd)
shift 1
INITRD_FILE=$(readlink -f $1)
;;
--iso)
shift 1
ISO_FILE=$(readlink -f $1)
;;
--cert)
shift 1
CERT_FILE=$(readlink -f $1)
;;
*)
break
;;
esac
shift 1
done
function rebuild_initrd() {
local initrd_name=$1
local output_dir=$2
# update and rebuild the initrd
pushd ${WORK_DIR}
mv initrd-* ${initrd_name}.gz
gzip -d ${initrd_name}.gz
cpio -i -F ${initrd_name}
rm -f ${initrd_name}
cat ${CERT_FILE} >> ${WORK_DIR}/usr/etc/ssl/certs/ca-certificates.crt
find | cpio -H newc -o | gzip -9 > ${output_dir}/${initrd_name}
popd
}
if [ ! -z ${INITRD_FILE} ]; then
cp ${INITRD_FILE} ${WORK_DIR}/
rebuild_initrd $(basename ${INITRD_FILE}) ${DAPPER_SOURCE}/build/
exit 0
fi
# copy the iso content
mount -t iso9660 -o loop ${ISO_FILE} ${ORIGIN_DIR}
cp -rf ${ORIGIN_DIR}/* ${NEW_DIR}
# copy the initrd file
INITRD_NAME=$(basename ${ORIGIN_DIR}/boot/initrd-*)
cp ${ORIGIN_DIR}/boot/initrd-* ${WORK_DIR}/
rebuild_initrd ${INITRD_NAME} ${NEW_DIR}/boot
pushd ${NEW_DIR}
xorriso \
-as mkisofs \
-l -J -R -V "${DISTRIB_ID}" \
-no-emul-boot -boot-load-size 4 -boot-info-table \
-b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat \
-isohybrid-mbr /usr/lib/ISOLINUX/isohdpfx.bin \
-o $(basename ${ISO_FILE}) .
popd
# copy out
umount ${ORIGIN_DIR}
cp ${NEW_DIR}/$(basename ${ISO_FILE}) ${DAPPER_SOURCE}/build/