ITOPSENG-333 prevent db_create if db already exists

roles/database_init/tasks/main.yml

@@ -10,6 +10,15 @@
     password: "{{ atl_jdbc_password }}"
     expires: 'infinity'
 
+- name: Collect dbcluster db_names
+  postgresql_query:
+    login_host: "{{ atl_db_host }}"
+    login_user: "{{ atl_db_root_user }}"
+    login_password: "{{ atl_db_root_password }}"
+    db: "{{ atl_db_root_db_name }}"
+    query: "SELECT datname FROM pg_database;"
+  register: dbcluster_db_names
+
 - block:
 
     - name: Update root privs for new user
@@ -35,6 +44,7 @@
         lc_ctype: "{{ atl_jdbc_ctype }}"
         template: "{{ atl_jdbc_template }}"
       register: db_created
+      when: "atl_jdbc_db_name not in (dbcluster_db_names.query_result | map(attribute='datname') )"
 
   tags:
     - new_only
@@ -62,4 +72,3 @@
     login_password: "{{ atl_db_root_password }}"
     db: "{{ atl_jdbc_db_name }}"
     query: "GRANT ALL ON SCHEMA public TO {{ atl_jdbc_user }};"
-