Adapted for usegalaxy.eu:

- Install v13 by default
- Disable repo 'AppStream' during pkg install on RH-8

Author: sj213

defaults/main.yml

@@ -1,6 +1,6 @@
 ---
 
-postgresql_default_version: 10
+postgresql_default_version: 13
 postgresql_backup_local_dir: ~postgres/backup
 postgresql_backup_active_dir: "{{ postgresql_backup_local_dir }}/active"
 postgresql_backup_mail_recipient: postgres

meta/main.yml

@@ -1,6 +1,6 @@
 ---
 galaxy_info:
-  author: The Galaxy Project
+  author: The Galaxy Project; (w/ customizations for usegalaxy.eu)
   description: Install and manage a PostgreSQL (http://www.postgresql.org/) server.
   company: The Galaxy Project
   license: AFL v3.0

tasks/redhat.yml

@@ -42,9 +42,18 @@
 #  # here but alas there is no `startswith` test
 #  loop: "{{ __postgresql_yum_repolist_result.results }}"
 
-- name: Install PostgreSQL (RedHat)
+
+- name: Install PostgreSQL (RedHat < 8)
+  yum:
+    name: postgresql{{ __postgresql_version_dotless }}-server
+  when: ansible_distribution_major_version is version(8, '<')
+
+# on RH-8 for installing the pgdg-version, the Appstream-repo must be disabled
+- name: Install PostgreSQL (RedHat >= 8)
   yum:
     name: postgresql{{ __postgresql_version_dotless }}-server
+    disablerepo: AppStream
+  when: ansible_distribution_major_version is version(8, '>=')
 
 - name: Check for pgdata directory
   stat: