47 lines
1.3 KiB
Bash
47 lines
1.3 KiB
Bash
# vim: set ft=sh:
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run_earlyhook() {
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if [[ -n "${ip}" && -n "${miso_nbd_srv}" ]]; then
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# Module autoloading like with loop devices does not work, doing manually...
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modprobe nbd 2> /dev/null
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fi
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}
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run_hook() {
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if [[ -n "${ip}" && -n "${miso_nbd_srv}" ]]; then
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miso_nbd_srv=$(eval echo ${miso_nbd_srv})
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[[ -z "${miso_nbd_name}" ]] && miso_nbd_name="miso"
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mount_handler="miso_pxe_nbd_mount_handler"
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fi
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}
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miso_pxe_nbd_mount_handler () {
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newroot="${1}"
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msg ":: Waiting for boot device..."
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while ! poll_device /dev/nbd0 30; do
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echo "ERROR: boot device didn't show up after 30 seconds..."
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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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done
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msg ":: Setup NBD from ${miso_nbd_srv} at /dev/nbd0"
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if [[ "${copytoram}" != "n" ]]; then
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nbd-client ${miso_nbd_srv} -N ${miso_nbd_name} /dev/nbd0
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copytoram="y"
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else
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nbd-client ${miso_nbd_srv} -N ${miso_nbd_name} -systemd-mark -persist /dev/nbd0
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fi
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misodevice=/dev/nbd0
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miso_mount_handler ${newroot}
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if [[ "${copytoram}" == "y" ]]; then
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msg ":: Disconnect NBD from ${miso_nbd_srv} at /dev/nbd0"
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nbd-client -d /dev/nbd0
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fi
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}
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