mirror of https://github.com/CIRCL/Circlean
104 lines
2.7 KiB
Bash
Executable File
104 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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# To make debugging easier
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echo "KittenGroomer: in mount_image.sh" 1>&2
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# Notes:
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# - To chroot in an existing SD card, unset IMAGE. Change the paths to the partitions if needed.
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# - The offsets are thoses of 2013-02-09-wheezy-raspbian.img. It will change on an other image.
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# To get the offsets, use the "file" command.
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if [ "$(id -u)" != "0" ]; then
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echo "This script must be run as root" 1>&2
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exit 1
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fi
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ls /usr/bin/qemu*arm*
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if [ -z $? ]; then
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echo "You need qemu user static binaries." 1>&2
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exit 1
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fi
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if [ -z "$1" ]; then
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echo "Please tell me what do to after mounting everything..."
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exit
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fi
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COMMAND=${1}
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COMMAND_OPT=${2}
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set -e
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set -x
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# If you use a partition...
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PARTITION_ROOTFS='/dev/mmcblk0p2'
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PARTITION_BOOT='/dev/mmcblk0p1'
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#PARTITION_ROOTFS='/dev/sdd2'
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#PARTITION_BOOT='/dev/sdd1'
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# If you use the img
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##### Debian
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IMAGE='raspbian-wheezy.img'
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OFFSET_ROOTFS=$((122880 * 512))
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OFFSET_BOOT=$((8192 * 512))
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##### Arch
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#IMAGE='archlinux-hf-2013-02-11.img'
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#OFFSET_ROOTFS=$((186368 * 512))
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#OFFSET_BOOT=$((2048 * 512))
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############
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CHROOT_PATH='/mnt/arm_rPi'
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clean(){
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mv ${CHROOT_PATH}/etc/ld.so.preload_bkp ${CHROOT_PATH}/etc/ld.so.preload
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rm ${CHROOT_PATH}/etc/resolv.conf
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rm ${CHROOT_PATH}/usr/bin/qemu*arm*
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umount ${CHROOT_PATH}/dev/pts
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#umount ${CHROOT_PATH}/dev/shm
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umount ${CHROOT_PATH}/dev
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umount ${CHROOT_PATH}/run
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umount ${CHROOT_PATH}/proc
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umount ${CHROOT_PATH}/sys
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umount ${CHROOT_PATH}/tmp
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umount ${CHROOT_PATH}/boot
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umount ${CHROOT_PATH}
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rm -rf ${CHROOT_PATH}
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}
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trap clean EXIT TERM INT
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# enforce the CPU in order to have the armv6 instructions set (and compile working packages...)
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export QEMU_CPU=arm1176
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#export QEMU_STRACE=1
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mkdir -p ${CHROOT_PATH}
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if [ ! -z ${IMAGE} ]; then
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mount -o loop,offset=${OFFSET_ROOTFS} ${IMAGE} ${CHROOT_PATH}
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mount -o loop,offset=${OFFSET_BOOT} ${IMAGE} ${CHROOT_PATH}/boot
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elif [ -a ${PARTITION_ROOTFS} ]; then
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mount ${PARTITION_ROOTFS} ${CHROOT_PATH}
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mount ${PARTITION_BOOT} ${CHROOT_PATH}/boot
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else
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print 'You need a SD card or an image'
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exit
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fi
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cp /usr/bin/qemu*arm* ${CHROOT_PATH}/usr/bin/
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mount -o bind /run ${CHROOT_PATH}/run
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mount -o bind /dev ${CHROOT_PATH}/dev
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mount -t devpts pts ${CHROOT_PATH}/dev/pts
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#mount -o bind /dev/shm ${CHROOT_PATH}/dev/shm
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mount -t proc none ${CHROOT_PATH}/proc
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mount -t sysfs none ${CHROOT_PATH}/sys
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mount -o bind /tmp ${CHROOT_PATH}/tmp
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cp -pf /etc/resolv.conf ${CHROOT_PATH}/etc
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mv ${CHROOT_PATH}/etc/ld.so.preload ${CHROOT_PATH}/etc/ld.so.preload_bkp
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# To make debugging easier
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echo "KittenGroomer: Image mounted, executing command from mount_image.sh" 1>&2
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${COMMAND} ${CHROOT_PATH} ${COMMAND_OPT}
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