Initial prototype of synchronizer

Change-Id: I45de04debd89e7007d7985728d51aa5d03178675
diff --git a/xos/synchronizer/steps/sync_controller_slice_privileges.yaml b/xos/synchronizer/steps/sync_controller_slice_privileges.yaml
new file mode 100644
index 0000000..4e0d767
--- /dev/null
+++ b/xos/synchronizer/steps/sync_controller_slice_privileges.yaml
@@ -0,0 +1,76 @@
+---
+- hosts: 127.0.0.1
+  connection: local
+  # These variables are expanded by the Synchronizer framework
+  # and used to create the TOSCA recipe from a template
+  vars:
+    slice_name: "{{ slice_name }}"
+    user_name: "{{ user_name }}"
+    role: "{{ role }}"
+  tasks:
+  {% if delete -%}
+  {% else -%}
+  - name: Lookup local name of remote site
+    uri:
+      url: "{{ endpoint }}/api/core/sites/"
+      method: GET
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      return_content: yes
+      force_basic_auth: yes
+    register: sites
+
+  - name: Save site name in local_site variable
+    set_fact:
+      local_site: "{{ '{{' }} sites.json[0]['name'] {{ '}}' }}"
+
+  - name: Save local name of slice in local_slice_name variable
+    set_fact:
+      local_slice_name: "{{ '{{' }} local_site {{ '}}' }}_{{ slice_name }}"
+
+  - name: Get list of users
+    uri:
+      url: "{{ endpoint }}/api/core/users/"
+      method: GET
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      return_content: yes
+      force_basic_auth: yes
+    register: users
+
+  - fail: msg="User {{ user_name }} is not present at {{ endpoint }}"
+    when: not ((users.json | selectattr('username', 'equalto', user_name)) | list)
+
+  - name: Get list of slices
+    uri:
+      url: "{{ endpoint }}/api/core/slices/"
+      method: GET
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      return_content: yes
+      force_basic_auth: yes
+    register: slices
+
+  - fail: msg="Slice {{ slice_name }} is not present at {{ endpoint }}"
+    when: not ((slices.json | selectattr('name', 'equalto', local_slice_name)) | list)
+
+  - name: Ensure TOSCA directory exists
+    file:
+      path=/opt/xos/synchronizers/globalxos/tosca/slice_privileges/
+      state=directory
+
+  - name: Create TOSCA recipe from the template
+    template:
+      src=/opt/xos/synchronizers/globalxos/templates/slice_privileges.yaml.j2
+      dest=/opt/xos/synchronizers/globalxos/tosca/slice_privileges/{{ ansible_tag }}.yml
+
+  - name: Create slice privilege for "{{ slice }}"
+    uri:
+      url: "{{ endpoint }}/api/utility/tosca/run/"
+      method: POST
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      body: { "recipe": "{{ '{{' }} lookup('file', '/opt/xos/synchronizers/globalxos/tosca/slice_privileges/{{ ansible_tag }}.yml') {{ '}}' }}" }
+      force_basic_auth: yes
+      body_format: json
+  {% endif %}