First untested cut at a temp/transient cloud playbook for new cloud.

playbooks/temp_cloud_instance.yml

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+# setup a transient fedora instance
+# optionally can take -e "name=something image=imagename public_ips=public_ip root_auth_users='user1 user2 user3'"
+
+- name: check/create instance
+  hosts: lockbox01.phx2.fedoraproject.org
+  user: root
+  gather_facts: False
+
+  vars_files:
+   - /srv/web/infra/ansible/vars/global.yml
+   - /srv/private/ansible/vars.yml
+   - /srv/web/infra/ansible/vars/fedora-cloud.yml
+   - /srv/private/ansible/files/openstack/passwords.yml
+  vars:
+  - keypair: fedora-admin-20130801
+  - image: {{ centos70_x86_64 }}
+  - instance_type: m1.small
+  - security_group: web-80-anywhere-persistent,web-443-anywhere-persistent,ssh-anywhere-persistent,default
+  - region: nova
+  - auth_url: "{{os_auth_url}}"
+  - login_username: "admin"
+  - login_password: "{{ADMIN_PASS}}"
+  - login_tenant_name: transient
+  - image_id: "{{ image|image_name_to_id('admin', ADMIN_PASS, inventory_tenant, os_auth_url) }}"
+  - nics:
+    - net-id: "28db7265-fb78-4937-bfe3-9c8a9b959c30"
+  - floating_ips:
+     - "{{public_ip}}"
+
+  tasks:
+  - name: fail when name is not provided
+    fail: msg="Please specify the name of the instance"
+    when: name is not defined
+
+  - name: fail when public_ip is not provided
+    fail: msg="Please specify the public_ip for the instance"
+    when: public_ip is not defined
+
+  - include: "{{ tasks }}/transient_cloud_new.yml"
+
+- name: provision instance
+  hosts: tmp_just_created
+  gather_facts: True
+  user: fedora
+  sudo: True
+
+  vars_files: 
+   - /srv/web/infra/ansible/vars/global.yml
+   - "/srv/private/ansible/vars.yml"
+   - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
+
+  tasks:
+  - name: install cloud-utils
+    yum: pkg=cloud-utils state=present
+
+  - name: growpart /dev/vda1 partition (/) to full size
+    action: command growpart /dev/vda 1
+    register: growpart
+    always_run: true
+    changed_when: "growpart.rc != 1"
+    failed_when: growpart.rc == 2
+
+  - name: resize the /dev/vda 1 fs
+    action: command xfs_growfs /dev/vda1
+    when: growpart.rc == 0
+
+  - include: "{{ tasks }}/cloud_setup_basic.yml"
+
+  handlers:
+  - include: "{{ handlers }}/restart_services.yml"

tasks/transient_cloud_new.yml

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+# New tasks to spin up instance in https://fed-cloud09.cloud.fedoraproject.org
+
+- name: check it out
+  local_action: shell nc -d -z -w 5 {{ inventory_hostname }} 22 >>/dev/null
+  register: host_is_up
+  ignore_errors: true
+
+- name: spin UP VM using nova_compute
+  sudo: False
+  local_action:
+      module: nova_compute
+      auth_url: "{{os_auth_url}}"
+      login_username: "admin"
+      login_password: "{{ADMIN_PASS}}"
+      login_tenant_name: "{{inventory_tenant}}"
+      name: "{{inventory_instance_name}}"
+      image_id: "{{ image|image_name_to_id('admin', ADMIN_PASS, inventory_tenant, os_auth_url) }}"
+      wait_for: 300
+      flavor_id: "{{ instance_type|flavor_name_to_id('admin', ADMIN_PASS, inventory_tenant, os_auth_url) }}"
+      security_groups: "{{security_group}}"
+      key_name: "{{ keypair }}"
+      nics: "{{ cloud_networks }}"
+      floating_ips:
+        - "{{public_ip}}"
+  register: nova_result
+  when: host_is_up|failed
+
+- name: add it to the special group
+  local_action: add_host hostname=public_ip groupname=tmp_just_created
+
+#- name: mail off about where it is
+#  local_action: mail to=sysadmin-main-members@fedoraproject.org from=ansible-create@fedoraproject.org subject={{ public_ip }} msg="cloud instance created on {{ public_ip }}\n {{ hostbase }} {{ root_auth_users }} "
+#
+
+- name: wait for he host to be hot
+  local_action: wait_for host={{ public_ip }} port=22 delay=1 timeout=600
+  when: host_is_up|failed
+
+# SSH is up and running, however cloud-init still did not deployed ssh keypair
+# we have to wait some time. 10 sec is usually enough, but not always.
+- name: waiting for cloud-init
+  pause: seconds=30
+  when: host_is_up|failed