Vagrantfile with Proxy config

Vagrantfile

# this configuration requires the vagrant-proxyconf plugin to be installed
#     vagrant plugin install vagrant-proxyconf

if ENV["http_proxy"].nil?
  abort "\e[31mERROR: you have to set the $http_proxy environment variable\e[0m"
end

# (internal) name of Vagrant box
box_name     = "jenkins-agent-ansible"

# public IP address to be assigned to the vagrant box
box_ip       = "192.168.33.11"

# host name to be assigned to the vagrant box
box_hostname = "jenkins-agent.dev.localhost"

# 10.0.2.2 is the "special IP" to access host from within vagrant box
box_proxy    = "http://10.0.2.2:3128"

puts "\e[32m[info] Using Vagrant system proxy: #{ENV["http_proxy"]} \e[0m"
puts "\e[32m[info] Using Vagrant box proxy: #{box_proxy} \e[0m"

Vagrant.configure("2") do |config|
  # these proxy settings are used by Vagrant
  # e.g. to download boxes or meta data
  config.proxy.http = ENV["http_proxy"]
  config.proxy.https = ENV["http_proxy"]
  config.proxy.no_proxy = ENV["no_proxy"]
  config.vm.define box_name do |machine|
    machine.vm.box = "centos/7"
    machine.vm.hostname = box_hostname
    machine.vm.network :private_network, ip: box_ip
    machine.vm.provider "virtualbox" do |v, override|
      # these proxy settings are used from within the box
      # e.g. yum config, curl, ...
      override.proxy.http = box_proxy
      override.proxy.https = box_proxy
      v.name = box_name
      v.memory = 4096
      v.cpus = 2
    end
  end
end