Demonstrate Virtualbox issue #16063 for Packer issue #4432

Create blank floppy with dd

dd bs=512 count=2880 if=/dev/zero of=floppy.vfd

fail.sh

#!/usr/bin/env bash
echo "Creating VM..."
VBoxManage createvm --name "foo" --ostype "Windows2012_64" --register

echo "Attaching floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --add "floppy"

echo "Attaching floppy drive to controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --type fdd --medium floppy.vfd

echo "Starting the VM..."
# We must run in GUI mode to encounter the error
VBoxManage startvm "foo" --type "gui"
echo "Allowing VM to run for 5 seconds..."
sleep 5
echo "Powering machine off"
VBoxManage controlvm "foo" "poweroff"

# Immediately removing the floppy and floppy controller will result in an
# error
echo "Detaching floppy from floppy controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --medium "none"
echo "Removing the floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --remove

echo "Pausing for 2 secs..."
sleep 2
echo "Deleting the VM..."
VBoxManage unregistervm "foo" --delete

success-headless.sh

#!/usr/bin/env bash
echo "Creating VM..."
VBoxManage createvm --name "foo" --ostype "Windows2012_64" --register

echo "Attaching floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --add "floppy"

echo "Attaching floppy drive to controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --type fdd --medium floppy.vfd

echo "Starting the VM..."
# The floppy and controller will be detached successfully because we are
# running headless
VBoxManage startvm "foo" --type "headless"
echo "Allowing VM to run for 5 seconds..."
sleep 5
echo "Powering machine off"
VBoxManage controlvm "foo" "poweroff"

echo "Detaching floppy from floppy controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --medium "none"
echo "Removing the floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --remove

echo "Pausing for 2 secs..."
sleep 2
echo "Deleting the VM..."
VBoxManage unregistervm "foo" --delete

success-pause1.sh

#!/usr/bin/env bash
echo "Creating VM..."
VBoxManage createvm --name "foo" --ostype "Windows2012_64" --register

echo "Attaching floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --add "floppy"

echo "Attaching floppy drive to controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --type fdd --medium floppy.vfd

echo "Starting the VM..."
VBoxManage startvm "foo" --type "gui"
echo "Allowing VM to run for 5 seconds..."
sleep 5
echo "Powering machine off"
VBoxManage controlvm "foo" "poweroff"

# Pausing for just a second after machine poweroff allows the removal of
# floppy and floppy controller to complete successfully
echo "Pausing for 1 second..."
sleep 1

echo "Detaching floppy from floppy controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --medium "none"
echo "Removing the floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --remove

echo "Pausing for 2 secs..."
sleep 2
echo "Deleting the VM..."
VBoxManage unregistervm "foo" --delete

success-pause2.sh

#!/usr/bin/env bash
echo "Creating VM..."
VBoxManage createvm --name "foo" --ostype "Windows2012_64" --register

echo "Attaching floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --add "floppy"

echo "Attaching floppy drive to controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --type fdd --medium floppy.vfd

echo "Starting the VM..."
VBoxManage startvm "foo" --type "gui"
echo "Allowing VM to run for 5 seconds..."
sleep 5
echo "Powering machine off"
VBoxManage controlvm "foo" "poweroff"

echo "Detaching floppy from floppy controller..."
VBoxManage storageattach "foo" --storagectl "Floppy Controller" \
    --port "0" --device "0" --medium "none"
# Pausing for just a second after the first VBoxManage command allows
# the next to complete successfully
echo "Pausing for 1 second..."
sleep 1
echo "Removing the floppy controller..."
VBoxManage storagectl "foo" --name "Floppy Controller" --remove

echo "Pausing for 2 secs..."
sleep 2
echo "Deleting the VM..."
VBoxManage unregistervm "foo" --delete