Deploy refstack with ansible docker

This adds a dockerfile to build an opendevorg/refstack image as well as
the jobs to build and publish it.

Change-Id: Icade6c713fa9bf6ab508fd4d8d65debada2ddb30

playbooks/zuul/run-base.yaml

@@ -62,6 +62,7 @@
         - group_vars/meetpad.yaml
         - group_vars/jvb.yaml
         - group_vars/nodepool-launcher.yaml
+        - group_vars/refstack-docker.yaml
         - group_vars/registry.yaml
         - group_vars/review.yaml
         - group_vars/control-plane-clouds.yaml
@@ -84,6 +85,7 @@
         - host_vars/mirror-update01.opendev.org.yaml
         - host_vars/backup-test01.opendev.org.yaml
         - host_vars/backup-test02.opendev.org.yaml
+        - host_vars/refstack01.openstack.org.yaml
     - name: Display group membership
       command: ansible localhost -m debug -a 'var=groups'
     - name: Run base.yaml

playbooks/zuul/templates/group_vars/refstack-docker.yaml.j2

@@ -0,0 +1,5 @@
+refstack_url: http://{{ ansible_fqdn }}:8000
+refstack_db_username: refstack
+refstack_db_password: Jz4ooq9TL7nc3hX3
+refstack_root_db_password: KbgY3r9HYnEYpgRP
+refstack_openid_endpoint: https://openstackid.org

playbooks/zuul/templates/host_vars/refstack01.openstack.org.yaml.j2

@@ -0,0 +1 @@
+enable_anonymous_upload: true