Glance add fails in juno when image added from horizon

Closes-Bug: #1457704
Issue: When an image added with http client, glance add fails.
Fix: The known store configuration is set to use only rbd.
    This causes even the glance client to use only rbd, blocking
    http access.

Change-Id: Icc7ae461eb8e6300c29ad81a5657b602ce266ab4

contrail_provisioning/storage/storagefs/setup.py

@@ -2262,7 +2262,8 @@ def do_configure_glance_rbd(self):
         #Glance configuration on the storage master
         local('sudo openstack-config --set %s DEFAULT default_store rbd'
                                             %(GLANCE_API_CONF))
-        local('sudo openstack-config --set %s DEFAULT known_stores glance.store.rbd.Store'
+        local('sudo openstack-config --set %s DEFAULT known_stores \
+                glance.store.rbd.Store,glance.store.filesystem.Store,glance.store.http.Store'
                                             %(GLANCE_API_CONF))
         local('sudo openstack-config --set %s DEFAULT show_image_direct_url True'
                                             %(GLANCE_API_CONF))
@@ -2286,8 +2287,8 @@ def do_configure_glance_rbd(self):
                     run('sudo openstack-config --set %s DEFAULT \
                                             default_store rbd'
                                             %(GLANCE_API_CONF))
-                    run('sudo openstack-config --set %s DEFAULT \
-                                            known_stores glance.store.rbd.Store'
+                    run('sudo openstack-config --set %s DEFAULT known_stores \
+                            glance.store.rbd.Store,glance.store.filesystem.Store,glance.store.http.Store'
                                             %(GLANCE_API_CONF))
                     run('sudo openstack-config --set %s DEFAULT \
                                             show_image_direct_url True'