Vagrant.configure("2") do |c|
  c.ssh.insert_key = false
  c.vm.define 'centos-7-x64' do |v|
    v.vm.hostname = 'centos-7-x64'
    v.vm.box = 'centos/7'
    v.vm.box_check_update = 'true'
    v.vm.provider :libvirt do |node|
      node.memory = 512
    end
  end
end
