Add ansible provisioning (#122)

* first ansible skeleton

* first commit of ansible installation of vulnwhisperer outside docker

* first ansible skeleton

* first commit of ansible installation of vulnwhisperer outside docker

* refactor the ansible role a bit

* update readme, add fail validation step to provision.yml and fix
typo when calling a logging funciton

ansible/roles/elastic.elasticsearch/tasks/xpack/security/elasticsearch-xpack-activation.yml

@@ -0,0 +1,37 @@
+---
+
+- name: Activate ES license (without security authentication)
+  uri:
+    method: PUT
+    url: "http://{{es_api_host}}:{{es_api_port}}/_xpack/license?acknowledge=true"
+    body_format: json
+    body: "{{ es_xpack_license }}"
+    return_content: yes
+  register: license_activated
+  no_log: True
+  when: not "security" in es_xpack_features
+  failed_when: >
+    license_activated.status != 200 or
+    license_activated.json.license_status is not defined or
+    license_activated.json.license_status != 'valid'
+
+- name: Activate ES license (with security authentication)
+  uri:
+    method: PUT
+    url: "http://{{es_api_host}}:{{es_api_port}}/_xpack/license?acknowledge=true"
+    user: "{{es_api_basic_auth_username}}"
+    password: "{{es_api_basic_auth_password}}"
+    body_format: json
+    force_basic_auth: yes
+    body: "{{ es_xpack_license }}"
+    return_content: yes
+  register: license_activated
+  no_log: True
+  when: "'security' in es_xpack_features"
+  failed_when: >
+    license_activated.status != 200 or
+    license_activated.json.license_status is not defined or
+    license_activated.json.license_status != 'valid'
+
+- debug:
+    msg: "License: {{ license_activated }}"