---
fixes:
  - |
    Updates the on_start failure handlers to look up the freepool aggregate by
    ID, not by name, when moving hosts back to the freepool. Fixes issue where
    hosts wind up without any aggregate during lease start failure.  For more
    details, see `bug 1847821
    <https://bugs.launchpad.net/blazar/+bug/1847821>`_.
