Move the koji db stuff to it's own role, include in postgres playbook only on kojidb hosts

inventory/host_vars/db-aarch64.qa.fedoraproject.org

@@ -8,3 +8,4 @@ volgroup: /dev/VirtGuests
 eth0_ip: 10.5.124.148
 vmhost: virthost-comm02.qa.fedoraproject.org
 datacenter: phx2
+is_kojidb: True

playbooks/groups/postgresl-server.yml

@@ -35,8 +35,9 @@
   - /srv/web/infra/ansible/roles/rkhunter
   - /srv/web/infra/ansible/roles/denyhosts
   - /srv/web/infra/ansible/roles/nagios_client
-  - /srv/web/infra/ansible/roles/postgresql_server
   - /srv/web/infra/ansible/roles/fas_client
+  - /srv/web/infra/ansible/roles/postgresql_server
+  - /srv/web/infra/ansible/roles/koji_db
 
   tasks:
   - include: $tasks/hosts.yml

roles/koji_db/tasks/main.yml

@@ -0,0 +1,31 @@
+---
+#
+# These tasks only run on koji db servers from the postgresql playbook
+#
+
+#
+# create a koji database if not already created
+#
+- name: databases creation
+  postgresql_db: name=koji owner=koji encoding=UTF-8
+  tags:
+  - db
+  only_if: '$is_kojidb'
+
+#
+# create a koji db user to own the db with the kojidatabasepassword from private
+#
+- name: koji db user
+  postgresql_user: name=koji password=$kojidatabasepassword
+  tags:
+  - db
+  only_if: '$is_kojidb'
+
+# 
+# Load the initial schema and create a file to note that it's loaded now. 
+#
+- name: load initial schema
+  shell: creates=/var/lib/pgql/koji-schema psql koji koji < /usr/share/doc/koji*/docs/schema.sql
+  tags:
+  - db
+  only_if: '$is_kojidb'

roles/koji_hub/tasks/main.yml

@@ -56,32 +56,6 @@
 
 # setup certs needed here for kojiweb/hub
 
-# Database setup
-- name: setup the database
-  hosts: db-aarch64.qa.fedoraproject.org
-  gather_facts: no
-  sudo: yes
-  sudo_user: postgres
-  vars_files:
-   - /srv/web/infra/ansible/vars/global.yml
-   - ${private}/vars.yml
-   - ${vars}/${ansible_distribution}.yml
-
-  tasks:
-
-   - name: databases creation
-     postgresql_db: name=koji owner=koji encoding=UTF-8
-
-   - name: koji db user
-     postgresql_user: name=koji password=$kojidatabasepassword
-     tags:
-     - db
-
-   - name: load initial schema 
-     shell: creates=/var/lib/pgql/koji-schema psql koji koji < /usr/share/doc/koji*/docs/schema.sql
-     tags:
-     - db
-
 # Todo here
 # httpd ssl.conf changes
 # koji hub.conf template