vmm connection: Handle missing storage volumes (bz 1070883)

Similar to what was done in a808bd669293ac66047a716b2e84a5a64c99667b
for the virtinst connection wrapper.

1 files changed, 11 insertions, 4 deletions

diff --git a/virtManager/connection.py b/virtManager/connection.py
index 6f6c8384..96dfa1c9 100644
--- a/virtManager/connection.py
+++ b/virtManager/connection.py
@@ -172,10 +172,17 @@ class vmmConnection(vmmGObject):
         self._backend.cb_fetch_all_pools = (
             lambda: [obj.get_xmlobj(refresh_if_nec=False)
                      for obj in self.pools.values()])
-        self._backend.cb_fetch_all_vols = (
-            lambda: [obj.get_xmlobj(refresh_if_nec=False)
-                     for pool in self.pools.values()
-                     for obj in pool.get_volumes(refresh=False).values()])
+
+        def fetch_all_vols():
+            ret = []
+            for pool in self.pools.values():
+                for vol in pool.get_volumes(refresh=False).values():
+                    try:
+                        ret.append(vol.get_xmlobj(refresh_if_nec=False))
+                    except libvirt.libvirtError, e:
+                        logging.debug("Fetching volume XML failed: %s", e)
+            return ret
+        self._backend.cb_fetch_all_vols = fetch_all_vols
 
         def clear_cache(pools=False):
             if not pools: