Initial prototype of synchronizer

Change-Id: I45de04debd89e7007d7985728d51aa5d03178675
diff --git a/xos/synchronizer/steps/sync_controller_slices.yaml b/xos/synchronizer/steps/sync_controller_slices.yaml
new file mode 100644
index 0000000..7c85872
--- /dev/null
+++ b/xos/synchronizer/steps/sync_controller_slices.yaml
@@ -0,0 +1,79 @@
+---
+- 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 }}"
+    slice_description: "{{ slice_description }}"
+    image: "{{ image }}"
+    addresses: "{{ addresses }}"
+    gateway_ip: "{{ gateway_ip }}"
+    gateway_mac: "{{ gateway_mac }}"
+    max_instances: "{{ max_instances }}"
+  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: Get list of images
+    uri:
+      url: "{{ endpoint }}/api/core/images/"
+      method: GET
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      return_content: yes
+      force_basic_auth: yes
+    register: images
+
+  - fail: msg="Image {{ image }} is not present at {{ endpoint }}"
+    when: not ((images.json | selectattr('name', 'equalto', image)) | list)
+
+  - name: Get list of networks
+    uri:
+      url: "{{ endpoint }}/api/core/networks/"
+      method: GET
+      user: "{{ admin_user }}"
+      password: "{{ admin_password }}"
+      return_content: yes
+      force_basic_auth: yes
+    register: networks
+
+  - fail: msg="Network {{ '{{' }} item {{ '}}' }} is not present at {{ endpoint }}"
+    when: not ((networks.json | selectattr('name', 'equalto', item)) | list)
+    with_items:
+      - "management"
+      - "public"
+
+  - name: Ensure TOSCA directory exists
+    file:
+      path=/opt/xos/synchronizers/globalxos/tosca/slices/
+      state=directory
+
+  - name: Create TOSCA recipe from the template
+    template:
+      src=/opt/xos/synchronizers/globalxos/templates/slice.yaml.j2
+      dest=/opt/xos/synchronizers/globalxos/tosca/slices/{{ ansible_tag }}.yml
+
+  - name: Create slice "{{ 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/slices/{{ ansible_tag }}.yml') {{ '}}' }}" }
+      force_basic_auth: yes
+      body_format: json
+  {% endif %}