Removed bare variables

Issue #86

tasks/elasticsearch-plugins.yml

@@ -21,7 +21,7 @@
 - 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 }}"
   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
   environment:
@@ -42,7 +42,7 @@
   register: plugin_installed
   failed_when: "'Failed to install' in plugin_installed.stderr"
   changed_when: plugin_installed.rc == 0
-  with_items: es_plugins
+  with_items: "{{ es_plugins }}"
   when: es_plugins is defined and not es_plugins is none
   notify: restart elasticsearch
   environment:

tasks/elasticsearch-templates.yml

@@ -8,7 +8,7 @@
 
 - name: Copy templates to elasticsearch
   copy: src={{ item }} dest=/etc/elasticsearch/ owner={{ es_user }} group={{ es_group }}
-  with_fileglob: es_templates_fileglob
+  with_fileglob: "{{ es_templates_fileglob }}"
 
 - set_fact: http_port=9200
 
@@ -24,4 +24,4 @@
 
 - name: Install template(s)
   command: "curl -sL -XPUT http://localhost:{{http_port}}/_template/{{item}} -d @/etc/elasticsearch/templates/{{item}}.json"
-  with_items: resultstemplate.stdout_lines
+  with_items: "{{ resultstemplate.stdout_lines }}"