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path: root/archiso/hooks/boot-usb
blob: e84dd1ceb85918170dd5134d9282380a42857b51 (plain)
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run_hook ()
{
    msg ":: Waiting for usb devices to settle..."
    /sbin/udevtrigger --subsystem-match=usb
    /sbin/udevsettle
    sleep 5
    msg ":: Scanning for boot usb device..."

    /bin/mkdir -p /bootmnt
    bootmnt="/bootmnt"
    found=0

    for usb in /dev/sd[a-z][0-9]; do
        if mount -r -t vfat "${usb}" ${bootmnt} >/dev/null 2>&1 ||\
            mount -r -t ext2 "${usb}" ${bootmnt} >/dev/null 2>&1; then
            if [ -e "${bootmnt}/archlive.sqfs" ]; then
                found=1
                msg "${usb}"
                break
            fi
        else
            echo "Failed to mount ${usb}"
        fi
        [ ${found} -eq 0 ] && umount ${bootmnt} >/dev/null 2>&1
    done

    if [ ${found} -eq 0 ]; then
        echo "ERROR: cannot find booted usb device, cannot continue..."
        exit 1
    else
        export BOOT_MOUNT="${bootmnt}"
    fi
}

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