Some customization for vagrant

Vagrantfile

@@ -1,20 +1,49 @@
 # -*- mode: ruby -*-
 # vi: set ft=ruby :
 
+# start vagrant with: 
+#  
+#   USE_ANSIBLE_IN_VM=true vagrant up
+#
+# to provision the VM with ansible in the VM
+$use_ansible_in_vm = ENV['USE_ANSIBLE_IN_VM'] || false
+
 def create(config, name)
   config.vm.define name do |v|
     v.vm.hostname = name
     v.vm.box = "generic/debian10"
 
     v.vm.provider "virtualbox" do |vb|
-      vb.memory = "1024"
+      vb.linked_clone = true
+      vb.cpus = 2
+      vb.memory = 1024
+      # special thing for virtualbox
       vb.customize ["modifyvm", :id, "--nicpromisc2", "allow-all"]
     end
 
+    # add a extra NIC for the DHCP services
     v.vm.network "private_network", virtualbox__intnet: true, auto_config: false
 
-    v.vm.provision "ansible" do |ans|
-      ans.playbook = "playbook-vagrant.yml"
+    if $use_ansible_in_vm
+      # copy the project to vagrant user
+      v.vm.synced_folder ".", "/home/vagrant/fai", type: "rsync"
+
+      $provision = <<-EOF
+      sudo apt-get install -y python3-pip
+      pip3 install ansible
+      echo faiserver ansible_connection=local python_interpreter=/usr/bin/python3 > ~/inventory
+      cd /home/vagrant/fai
+      ansible-playbook -i ~/inventory playbook-vagrant.yml
+      EOF
+
+      # and ran the provision with ansible
+      v.vm.provision "shell", inline: $provision
+
+    else
+      # ran provision with ansible and use VM as target host
+      v.vm.provision "ansible" do |ans|
+        ans.playbook = "playbook-vagrant.yml"
+      end
     end
   end
 end
@@ -22,3 +51,4 @@ end
 Vagrant.configure("2") do |config|
   create(config, "faiserver")
 end
+

playbook-vagrant.yml

@@ -33,4 +33,3 @@
 
   roles:
     - fai
-