Fix virtualbox/minikube ipv6 issue

virtualbox-minikube-ipv6.sh

#!/usr/bin/env bash

vm='minikube'
natnet='vboxipv6'

echo 'Fixing virtualbox/minikube IPV6 problems'

if ! command -v vboxmanage &> /dev/null; then
  echo 'vboxmanage is not installed'
  exit 1
fi

vboxmanage list vms | grep $vm &> /dev/null

if [[ $? -ne 0 ]]; then
  echo 'Could not find minikube vm!'
  exit 1
fi

# list natnets specifying ipv6
vboxmanage natnetwork list $natnet | grep '1 network found' &> /dev/null

# add if not found
if [[ $? -ne 0 ]]; then
  echo 'Adding IPV6 enabled nat network'

  vboxmanage natnetwork \
    add --netname $natnet \
    --network '10.0.2.0/24' \
    --ipv6 on
fi

# check if minikube has ipv6 attached -> exit if attached
vboxmanage showvminfo $vm | grep $natnet &> /dev/null

if [[ $? -eq 0 ]]; then
  echo 'Looks like IPV6 nat network is already enabled!'
  exit 0
fi

# stop if running
vboxmanage list runningvms | grep $vm &> /dev/null

MINIKUBE_RUNNING=$?

if [[ $MINIKUBE_RUNNING -eq 0 ]]; then
  minikube stop
fi

# add
echo 'Adding IPV6 nat network'

vboxmanage modifyvm $vm --nic3 natnetwork
vboxmanage modifyvm $vm --nat-network3 $natnet

# start if was running
if [[ $MINIKUBE_RUNNING -eq 0 ]]; then
  minikube start
fi

echo 'All your IPV6 problems should be resolved!'