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