workaround for docker 1.10 not installing on cloudlab
diff --git a/xos/synchronizers/openstack/steps/sync_container.yaml b/xos/synchronizers/openstack/steps/sync_container.yaml
index 82588dc..4ae4eb2 100644
--- a/xos/synchronizers/openstack/steps/sync_container.yaml
+++ b/xos/synchronizers/openstack/steps/sync_container.yaml
@@ -52,10 +52,18 @@
       state=latest
       update_cache=yes
     with_items:
-    - docker-engine
+# XXX docker 1.10 is not working on cloudlab
+#    - docker-engine
     - python-pip
     - python-httplib2
 
+  - name: Install Docker 1.9.1
+    apt:
+      name={{ '{{' }} item {{ '}}' }}
+      update_cache=yes
+    with_items:
+    - docker-engine=1.9.1-0~trusty
+
   # Something is installing a requests library that is incompative with pip, and
   # will cause this recipe to fail next time it tries to run pip. Only the one
   # in /usr/local/lib is bad. There's still a good one in /usr/lib