add pending restart feature and bump postgresql default version to 15.4

tasks/main.yaml

@@ -77,3 +77,7 @@
 - name: Dynamic Patroni configuration
   include_tasks: dynamic_config.yaml
   tags: patroni_dynamic_configure
+
+- name: Patroni restart if pending restart
+  include_tasks: restart_pending.yaml
+  tags: patroni_restart_pending

tasks/restart_pending.yaml

@@ -0,0 +1,46 @@
+---
+- name: Pending restart for Patroni
+  block:
+    - name: Wait for Patroni leader
+      vars:
+        _query: 'json.members[].role'
+      ansible.builtin.uri:
+        url: "{{ 'https://' if patroni_ssl else 'http://' }}{{ hostvars[inventory_hostname]['ansible_default_ipv4']['address'] }}:{{ patroni_restapi_listen_port }}/cluster"
+        method: GET
+        body_format: json
+        status_code:
+          - 200
+          - 503
+      register: patroni_role
+      until: patroni_role | json_query(_query) | regex_findall('leader') | count > 0
+      retries: 100
+      delay: 10
+
+    - name: Get Patroni nodes roles
+      ansible.builtin.uri:
+        url: "{{ 'https://' if patroni_ssl else 'http://' }}{{ hostvars[inventory_hostname]['ansible_default_ipv4']['address'] }}:{{ patroni_restapi_listen_port }}"
+        method: GET
+        body_format: json
+        status_code:
+          - 200
+          - 503
+      register: patroni_role
+
+    - name: Set fact about roles
+      set_fact:
+        role: "{{ patroni_role.json.role }}"
+
+    - name: Restart if pending restart
+      throttle: 1
+      ansible.builtin.uri:
+        url: "{{ 'https://' if patroni_ssl else 'http://' }}{{ hostvars[inventory_hostname]['ansible_default_ipv4']['address'] }}:{{ patroni_restapi_listen_port }}/restart"
+        user: "{{ patroni_restapi_username }}"
+        password: "{{ patroni_restapi_password }}"
+        method: POST
+        body: '{ "restart_pending": true }'
+        force_basic_auth: yes
+        status_code:
+          - 200
+          - 503
+      #when:
+      #  - "hostvars[inventory_hostname]['role'] == 'master'"