Merge changes

tasks/elasticsearch-plugins.yml

@@ -25,7 +25,7 @@
 - name: Remove elasticsearch plugins
   command: "{{es_home}}/bin/plugin remove {{item}} --silent"
   ignore_errors: yes
-  with_items: "{{ installed_plugins.stdout_lines }}"
+  with_items: "{{ installed_plugins.stdout_lines | default([]) }}"
   when: es_plugins_reinstall and installed_plugins.stdout_lines | length > 0 and not 'No plugin detected' in installed_plugins.stdout_lines[0]
   notify: restart elasticsearch
   register: plugin_installed
@@ -40,8 +40,8 @@
   register: plugin_installed
   failed_when: "'ERROR' in plugin_installed.stdout"
   changed_when: plugin_installed.rc == 0
-  with_items: "{{ es_plugins }}"
-  when: es_plugins is defined and not es_plugins is none and es_plugins_reinstall
+  with_items: "{{ es_plugins | default([]) }}"
+  when: not es_plugins is none and es_plugins_reinstall
   notify: restart elasticsearch
   environment:
     CONF_DIR: "{{ conf_dir }}"
@@ -50,4 +50,3 @@
 #Set permissions on plugins directory
 - name: Set Plugin Directory Permissions
   file: state=directory path={{ es_home }}/plugins owner={{ es_user }} group={{ es_group }} recurse=yes
-  when: es_enable_xpack