908551ef02
* Support img_label= * Allow use img_dev= as cow_device= * Use new function _mnt_dev() from archiso. * Check for error while setting loopback device. Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>
38 lines
1.1 KiB
Bash
38 lines
1.1 KiB
Bash
# vim: set ft=sh:
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run_hook () {
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[[ -n "${img_label}" ]] && img_dev="/dev/disk/by-label/${img_label}"
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if [[ -n "${img_dev}" && -n "${img_loop}" ]]; then
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mount_handler="archiso_loop_mount_handler"
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fi
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}
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archiso_loop_mount_handler () {
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newroot="${1}"
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msg ":: Setup a loop device from ${img_loop} located at device ${img_dev}"
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if [[ "${img_dev}" -ef "${cow_device}" ]]; then
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_mnt_dev "${img_dev}" "/run/archiso/img_dev"
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else
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_mnt_dev "${img_dev}" "/run/archiso/img_dev" "-r"
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fi
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_dev_loop=$(losetup -f)
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if ! losetup "${_dev_loop}" "/run/archiso/img_dev/${img_loop}"; then
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echo "ERROR: Setting loopback device '${_dev_loop}'"
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echo " for file '/run/archiso/img_dev/${img_loop}'"
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echo " Falling back to interactive prompt"
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echo " You can try to fix the problem manually, log out when you are finished"
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launch_interactive_shell
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fi
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archiso_mount_handler ${newroot}
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if [[ "${copytoram}" == "y" ]]; then
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losetup -d ${_dev_loop}
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umount /run/archiso/img_dev
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else
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echo ${_dev_loop} > /run/archiso/img_dev_loop
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fi
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}
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