Test improvements for xpack + httplib2 support

tasks/xpack/shield/elasticsearch-shield.yml

@@ -0,0 +1,43 @@
+---
+
+#Test if we need to install shield
+
+- shell: "{{es_home}}/bin/plugin list | sed -n '1!p' | grep shield"
+  register: shield_installed
+  changed_when: False
+  ignore_errors: yes
+  environment:
+    CONF_DIR: "{{ conf_dir }}"
+    ES_INCLUDE: "{{ instance_default_file }}"
+
+
+#Install Shield if not installed
+- name: Install shield plugin
+  command: >
+    {{es_home}}/bin/plugin install shield
+  register: shield
+  failed_when: "'ERROR' in shield_installed.stdout"
+  changed_when: shield.rc == 1
+  when: shield_installed.rc == 1
+  notify: restart elasticsearch
+  environment:
+    CONF_DIR: "{{ conf_dir }}"
+    ES_INCLUDE: "{{ instance_default_file }}"
+
+#TODO: 1. Skip users with no password defined or error 2. Passwords | length > 6
+
+#-----------------------------FILE BASED REALM----------------------------------------
+
+- include: elasticsearch-shield-file.yml
+  when: (es_users is defined and es_users.file) or (es_roles is defined and es_roles.file is defined)
+
+#-----------------------------NATIVE BASED REALM----------------------------------------
+# The native realm requires the node to be started so we do as a handler
+- command: /bin/true
+  notify: load-native-realms
+  when: (es_users is defined and es_users.native is defined) or (es_roles is defined and es_roles.native is defined)
+
+#Ensure shield conf directory is created
+- name: Ensure shield conf directory exists
+  file: path={{ conf_dir }}/shield state=directory owner={{ es_user }} group={{ es_group }}
+  changed_when: False