Implemented tasks to import custom key and cert from Ansible master

roles/elastic-stack/ansible-elasticsearch/tasks/xpack_security.yml

@@ -39,6 +39,22 @@
   when:
     - node_certs_generator
 
+- name: Importing custom CA key 
+  copy:
+    src: "{{ master_certs_destination }}/ca/{{ ca_key_name }}"
+    dest: "{{ node_certs_source }}/{{ ca_key_name }}"
+  when:
+   - not generate_CA
+  tags: xpack-security
+
+- name: Importing custom CA cert
+  copy:
+    src: "{{ master_certs_destination }}/ca/{{ ca_cert_name }}"
+    dest: "{{ node_certs_source }}/{{ ca_cert_name }}"
+  when:
+    - not generate_CA
+  tags: xpack-security
+
 - name: Generating certificates for Elasticsearch security (generating CA)
   shell: >-
     /usr/share/elasticsearch/bin/elasticsearch-certutil cert ca --pem --in