first version of ansible role for postgresql

tasks/main.yaml

@@ -0,0 +1,42 @@
+---
+- name: Display Message when variables not defined
+  debug:
+    msg: "Please define postgresql_database, postgresql_username AND postgresql_password and none of them empty"
+  when: postgresql_database is not defined or postgresql_database == "" or postgresql_username is not defined or postgresql_username == "" or postgresql_password is not defined or postgresql_password == ""
+
+- name: Check for variables
+  ansible.builtin.command: /bin/false
+  when: postgresql_database is not defined or postgresql_database == "" or postgresql_username is not defined or postgresql_username == "" or postgresql_password is not defined or postgresql_password == ""
+
+- name: Install postgresql and ansible-dependencies
+  apt:
+    name: 
+      - postgresql
+      - python3-psycopg2
+    update_cache: yes
+
+- name: Create database
+  community.postgresql.postgresql_db:
+    name: "{{ postgresql_database }}"
+    encoding: UTF-8
+    lc_collate: C
+    lc_ctype: C
+    template: template0
+  become_user: postgres
+
+- name: create database user
+  community.postgresql.postgresql_user:
+    db: "{{ postgresql_database }}"
+    name: "{{ postgresql_username }}"
+    password: "{{ postgresql_password }}"
+    expires: infinity
+  become_user: postgres
+
+- name: Grant all privs to user to database
+  community.postgresql.postgresql_privs:
+    db: "{{ postgresql_database }}"
+    privs: ALL
+    type: database
+    obj: "{{ postgresql_database }}"
+    role: "{{ postgresql_username }}"
+  become_user: postgres