Mirrormanager in openshift: add some vars that were in the inventory

Signed-off-by: Aurélien Bompard <aurelien@bompard.org>

playbooks/openshift-apps/mirrormanager.yml

@@ -12,6 +12,7 @@
     - /srv/web/infra/ansible/vars/global.yml
     - /srv/private/ansible/vars.yml
     - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
+    - /srv/web/infra/ansible/vars/apps/mirrormanager.yml
 
   tasks:
     - name: DB user
@@ -35,6 +36,7 @@
     - /srv/web/infra/ansible/vars/global.yml
     - /srv/private/ansible/vars.yml
     - /srv/web/infra/ansible/vars/{{ ansible_distribution }}.yml
+    - /srv/web/infra/ansible/vars/apps/mirrormanager.yml
 
   roles:
     - role: rabbit/user

vars/apps/mirrormanager.yml

@@ -0,0 +1,4 @@
+---
+mirrormanager_db_host: "db01{{ env_suffix }}"
+# Move that to an env var to target a specific deployment
+mm2_checkin: false