Standardize tests inventory

The config for tests inventory is based on the keystone configuration.

Change-Id: I95d4ff54b36ee1b055d6ffc86975c277d906f6c7

tests/inventory

@@ -1,8 +1,8 @@
 [all]
 localhost ansible_become=True
-infra1 ansible_host=10.100.100.2 ansible_become=True ansible_user=root
-keystone1 ansible_host=10.100.100.3 ansible_become=True ansible_user=root
-horizon1 ansible_host=10.100.100.4 ansible_become=True ansible_user=root
+infra1 ansible_host=10.1.0.2 ansible_become=True ansible_user=root
+keystone1 ansible_host=10.1.0.3 ansible_become=True ansible_user=root
+horizon1 ansible_host=10.1.0.4 ansible_become=True ansible_user=root
 
 [all_containers]
 infra1

tests/os_horizon-overrides.yml

@@ -17,7 +17,7 @@ horizon_developer_mode: true
 horizon_venv_tag: "testing"
 horizon_git_install_branch: master
 horizon_requirements_git_install_branch: master
-horizon_galera_address: "{{ hostvars[groups['galera_all'][0]]['ansible_host'] }}"
+horizon_galera_address: "{{ test_galera_host }}"
 horizon_galera_database: dash
 horizon_galera_user: dash
 horizon_rabbitmq_password: "secrete"

tests/test-install-horizon.yml

@@ -18,31 +18,10 @@
   user: root
   gather_facts: true
   pre_tasks:
-    - name: Create DB for service
-      mysql_db:
-        login_user: "{{ galera_root_user }}"
-        login_password: "{{ galera_root_password }}"
-        login_host: "localhost"
-        name: "{{ horizon_galera_database }}"
-        state: "present"
-      when: inventory_hostname == groups['horizon_all'][0]
-      delegate_to: "{{ hostvars[groups['galera_all'][0]]['ansible_host'] }}"
-    - name: Grant access to the DB for the service
-      mysql_user:
-        login_user: "{{ galera_root_user }}"
-        login_password: "{{ galera_root_password }}"
-        login_host: "localhost"
-        name: "{{ horizon_galera_database }}"
-        password: "{{ horizon_container_mysql_password }}"
-        host: "{{ item }}"
-        state: "present"
-        priv: "{{ horizon_galera_database }}.*:ALL"
-      with_items:
-        - "localhost"
-        - "%"
-      when: inventory_hostname == groups['horizon_all'][0]
-      delegate_to: "{{ hostvars[groups['galera_all'][0]]['ansible_host'] }}"
+    - include: common/create-grant-db.yml
+      db_name: "{{ horizon_galera_database }}"
+      db_password: "{{ horizon_container_mysql_password }}"
   roles:
-    - role: "os_horizon"
+    - role: "{{ horizon_rolename | default('os_horizon') }}"
   vars_files:
     - common/test-vars.yml