Now using postgresql_version variable on CentOS 7

postgresql/tasks/db_init.yml

@@ -13,7 +13,7 @@
   when: ansible_facts['distribution'] == "Debian"
 
 - name: Initialization of ICAT database on CentOS 7
-  command: /usr/pgsql-9.6/bin/initdb -D {{path_to_icat}}
+  command: /usr/pgsql-{{ postgresql_version }}/bin/initdb -D {{path_to_icat}}
   become: true
   become_user: postgres
   when: (ansible_facts['distribution'] == "CentOS" and ansible_facts['distribution_major_version'] == "7" and stat_result_centos.stat.exists == False)

postgresql/tasks/packages.yml

 ---
 
-- name: Install PostgreSQL 9.6 packages for CentOS 7
+- name: Print PostgreSQL version
+  debug:
+    msg: '{{ postgresql_version | replace(".", "") }}'
+
+- name: Install PostgreSQL "{{ postgresql_version }}" packages for CentOS 7
   yum:
     conf_file: '/etc/yum.conf'
     name: 
       - libselinux-python
       - python-pip
-      - postgresql96
-      - postgresql96-server
-      - postgresql96-odbc
+      - 'postgresql{{ postgresql_version | replace(".", "") }}'
+      - 'postgresql{{ postgresql_version | replace(".", "") }}-server'
+      - 'postgresql{{ postgresql_version | replace(".", "") }}-odbc'
     state: present
   when: (ansible_facts['distribution'] == "CentOS" and ansible_facts['distribution_major_version'] == "7")
 

postgresql/tasks/systemd.yml

@@ -2,7 +2,7 @@
 
 - name: Set PGDATA environment variable on CentOS 7
   lineinfile:
-    path: /usr/lib/systemd/system/postgresql-9.6.service
+    path: /usr/lib/systemd/system/postgresql-{{ postgresql_version }}.service
     regexp: '^Environment=PGDATA='
     line: 'Environment=PGDATA={{path_to_icat}}'
   when: (ansible_facts['distribution'] == "CentOS" and ansible_facts['distribution_major_version'] == "7")
@@ -16,7 +16,7 @@
 
 - name: Start postgresql-9.6 service on CentOS 7
   systemd: 
-    name: postgresql-9.6
+    name: postgresql-{{ postgresql_version }}
     state: started
     daemon_reload: yes
     enabled: yes