Starts a dev machine on Virtualbox and SSH's into it

start-dev-vm.sh

#!/bin/bash

set +e
set +x

VM_NAME="$1"

function isInvalid() {
    INVALID=$(ipcalc "$1" | grep -c INVALID)
    if [ "${INVALID}" -gt 0 ]; then
        return 1
    else
        return 0
    fi
}

function guestWait() {
    INT_HOST_IP=$1
    COUNT=1
    local GOOD=1
    echo $INT_HOST_IP
    while [[ $GOOD -gt 0 ]]; do
        sleep 1
        
        INT_HOST_IP=$(VBoxManage guestproperty get "${VM_NAME}" "/VirtualBox/GuestInfo/Net/0/V4/IP" | awk '{print $2}')

        echo -ne "${WAITER}Waited ${COUNT}s for IP from host, IP: ${INT_HOST_IP}"
        isInvalid "${INT_HOST_IP}"
        GOOD=$?
        ((COUNT++))
    done
    HOST_IP=$INT_HOST_IP
    echo -e "" # new line
}

echo "Booting host."
VboxManage startvm "${VM_NAME}" --type headless >> /dev/null 2>&1
POWER_ON_EXIT_CODE=$?

HOST_IP=$(VBoxManage guestproperty get "${VM_NAME}" "/VirtualBox/GuestInfo/Net/0/V4/IP" | awk '{print $2}')
WAITER="\r\033[0K"

if [ $POWER_ON_EXIT_CODE -gt 0 ]; then
    echo "Host already awake, checking IP."
    isInvalid "${INT_HOST_IP}"
    GOOD=$?
    if [[ $GOOD -gt 0 ]]; then
        guestWait "${HOST_IP}";
    fi
else
    guestWait "${HOST_IP}"
fi

ssh "${HOST_IP}"
SSH_RET_CODE=$?
if [[ "${SSH_RET_CODE}" -gt 0 ]]; then
    echo -e "Bad SSH command"
    exit $SSH_RET_CODE
fi

echo -e "Exiting host to save on resources."
VBoxManage controlvm "${VM_NAME}" acpipowerbutton

sleep 5;