Fix testing vars and test-bifrost.yaml command line

Upon realizing that using the testing variable on the commandline was
unreliable, I set it into the test-bifrost.yaml playbook to assume
it by default and set the variable for the playbooks it is invoking.

README.rst

@@ -186,7 +186,7 @@ Once Ansible is present and available for use, a single test-bifrost playbook ca
 
 Command::
 
-  ansible-playbook -i ./inventory/localhost test-bifrost.yaml -vvvv -e testing=true
+  ansible-playbook -i ./inventory/localhost test-bifrost.yaml -vvvv
 
 Note:
 

inventory/group_vars/all

@@ -5,7 +5,7 @@ ironic_db_password: aSecretPassword473z
 mysql_password:
 # If testing is true, then the environment is setup for using libvirt
 # virtual machines for the hardware instead of real hardware.
-testing: false
+# testing: true
 http_boot_folder: /httpboot
 ssh_public_key_path: "{{ ansible_env.HOME }}/.ssh/id_rsa.pub"
 latest_os_ironic_url: https://raw.githubusercontent.com/juliakreger/ansible-modules-extras/features/new-openstack/cloud/os_ironic.py

test-bifrost.yaml

@@ -6,8 +6,7 @@
   gather_facts: no
   tasks:
     - name: "Install testing packages"
-      apt: name={{ item }}
-      when: testing is defined and testing == true
+      apt: name={{ item }} state=present
       with_items:
         - libvirt-bin
         - qemu-utils
@@ -25,7 +24,9 @@
   roles:
     - role: ironic-install
       cleaning: false
+      testing: true
     - role: ironic-enroll
+      testing: true
     - role: ironic-deploy
 - hosts: localhost
   connection: local