Add configuration for Postgres Prom exporter

roles/pvc/tasks/patroni/main.yml

@@ -46,6 +46,17 @@
   until: apt_res is success
   when: enable_prometheus_exporters is defined and enable_prometheus_exporters
 
+- name: install Prometheus postgresql exporter config if enabled
+  template:
+    src: patroni/prometheus.env.j2
+    dest: /etc/default/prometheus-postgres-exporter
+    owner: prometheus
+    group: prometheus
+    mode: 0640
+  notify:
+    - restart prometheus-postgres
+  when: enable_prometheus_exporters is defined and enable_prometheus_exporters
+
 - name: stop and disable postgresql
   service:
     name: "{{ item }}"