add fabric simulation
diff --git a/roles/simulate-fabric/defaults/main.yml b/roles/simulate-fabric/defaults/main.yml
new file mode 100644
index 0000000..968f6d9
--- /dev/null
+++ b/roles/simulate-fabric/defaults/main.yml
@@ -0,0 +1,14 @@
+---
+# simulate-fabric/defaults/main.yml
+
+simfabric_bridges:
+  - name: databr
+    ipaddr: "10.168.0.1/24"
+    nat: True
+    interfaces:
+      - veth0
+
+simfabric_interfaces:
+  - veth0
+  - veth1
+
diff --git a/roles/simulate-fabric/files/simulate-fabric-playbook.yml b/roles/simulate-fabric/files/simulate-fabric-playbook.yml
new file mode 100644
index 0000000..60359a3
--- /dev/null
+++ b/roles/simulate-fabric/files/simulate-fabric-playbook.yml
@@ -0,0 +1,23 @@
+---
+- hosts: nova-compute-1
+  remote_user: ubuntu
+  become: yes
+
+  tasks:
+    - name: Include configuration vars
+      include_vars: simulate-fabric-vars.yml
+
+    - name: Install prerequisites
+      apt:
+        name={{ item }}
+        update_cache=yes
+        cache_valid_time=3600
+      become: yes
+      with_items:
+       - bridge-utils
+
+    - name: Create bridges
+      when: "ansible_interfaces[item.name] is not defined"
+      command: brctl addbr "{{ item.name }}"
+      with_items: "{{ simfabric_bridges }}"
+
diff --git a/roles/simulate-fabric/tasks/main.yml b/roles/simulate-fabric/tasks/main.yml
new file mode 100644
index 0000000..c9e834b
--- /dev/null
+++ b/roles/simulate-fabric/tasks/main.yml
@@ -0,0 +1,16 @@
+---
+# simulate-fabric/tasks/main.yml
+
+- name: Create a vars file from template
+  template:
+    src=simulate-fabric-vars.yml.j2
+    dest={{ ansible_user_dir }}/simulate-fabric-vars.yml
+
+- name: Copy over simulate-fabric ansible playbook
+  copy:
+    src=simulate-fabric-playbook.yml
+    dest={{ ansible_user_dir }}/simulate-fabric-playbook.yml
+
+- name: Setup simulated fabric on nova-compute-1 using playbook
+  command: ansible-playbook {{ ansible_user_dir }}/simulate-fabric-playbook.yml
+
diff --git a/roles/simulate-fabric/templates/simulate-fabric-vars.yml.j2 b/roles/simulate-fabric/templates/simulate-fabric-vars.yml.j2
new file mode 100644
index 0000000..d1a9926
--- /dev/null
+++ b/roles/simulate-fabric/templates/simulate-fabric-vars.yml.j2
@@ -0,0 +1,5 @@
+---
+
+simfabric_bridges: {{ simfabric_bridges }}
+simfabric_interfaces: {{ simfabric_interfaces }}
+