feat: add variable postrgresql_primary

CHANGELOG.md

@@ -5,6 +5,10 @@ Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ## [Unreleased]
 
+### Added
+
+add variable postrgresql_primary
+
 ## v1.0.0 - 2021-09-10
 
 - first version

README.md

@@ -15,9 +15,10 @@ Install and configure Postgresql
 ## Role variables
 
 | Name                               | Type  | Required |Default | Comment                                             |
-|------------------------------------|-------|----------|--------|--------------------------------------------------------|
+|------------------------------------|-------|----------|--------|-----------------------------------------------------|
 | postgresql_version                 | str   | no       | 13     | the major version to use                            |
-| postgresql_use_official_repository | bool  | no       | false  | set to true if you want official postgresql repository |
+| postgresql_use_official_repository | bool  | no       | false  | set true if you want official postgresql repository |
+| postgresql_primary                 | bool  | no       | false  | set true to create user and database on this server |
 | postgresql_config                  | dict  | no       |        | add option config file                              |
 | postgresql_databases               | array | no       |        | the database to manage                              |
 | postgresql_users                   | array | no       |        | the users to manage                                 |

defaults/main.yml

@@ -1,6 +1,7 @@
 ---
 postgresql_version: 13
 postgresql_use_official_repository: false
+postgresql_primary: false
 postgresql_databases: []
 postgresql_users: []
 postgresql_config: {}

molecule/default/converge.yml

@@ -5,6 +5,7 @@
     - ansible-role-postgresql
   vars:
     postgresql_use_official_repository: true
+    postgresql_primary: true
     postgresql_config:
       listen_addresses: '*'
     postgresql_hba:

tasks/main.yml

@@ -51,6 +51,7 @@
   loop: '{{ postgresql_databases }}'
   become: true
   become_user: postgres
+  when: postgresql_primary
   tags: postgresql
 
 - name: manage users
@@ -65,4 +66,5 @@
     label: '{{ item.name }}/{{ item.database }}'
   become: true
   become_user: postgres
+  when: postgresql_primary
   tags: postgresql