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Merge "NSX sync cache: add a flag to skip item deletion"

changes/21/101121/7
Jenkins 8 years ago committed by Gerrit Code Review
parent
commit
befc4a0229
  1. 13
      neutron/plugins/vmware/common/sync.py
  2. 6
      neutron/tests/unit/vmware/test_nsx_sync.py

13
neutron/plugins/vmware/common/sync.py

@ -71,7 +71,7 @@ class NsxCache(object):
resources = self._uuid_dict_mappings[key]
return resources[key]
def _update_resources(self, resources, new_resources):
def _clear_changed_flag_and_remove_from_cache(self, resources):
# Clear the 'changed' attribute for all items
for uuid, item in resources.items():
if item.pop('changed', None) and not item.get('data'):
@ -80,6 +80,10 @@ class NsxCache(object):
del self._uuid_dict_mappings[uuid]
LOG.debug("Removed item %s from NSX object cache", uuid)
def _update_resources(self, resources, new_resources, clear_changed=True):
if clear_changed:
self._clear_changed_flag_and_remove_from_cache(resources)
def do_hash(item):
return hash(jsonutils.dumps(item))
@ -132,13 +136,14 @@ class NsxCache(object):
return self._get_resource_ids(self._lswitchports, changed_only)
def update_lswitch(self, lswitch):
self._update_resources(self._lswitches, [lswitch])
self._update_resources(self._lswitches, [lswitch], clear_changed=False)
def update_lrouter(self, lrouter):
self._update_resources(self._lrouters, [lrouter])
self._update_resources(self._lrouters, [lrouter], clear_changed=False)
def update_lswitchport(self, lswitchport):
self._update_resources(self._lswitchports, [lswitchport])
self._update_resources(self._lswitchports, [lswitchport],
clear_changed=False)
def process_updates(self, lswitches=None,
lrouters=None, lswitchports=None):

6
neutron/tests/unit/vmware/test_nsx_sync.py

@ -199,6 +199,12 @@ class CacheTestCase(base.BaseTestCase):
self.nsx_cache.process_updates(lswitches, LROUTERS, LSWITCHPORTS)
self.assertNotIn(deleted_lswitch['uuid'], self.nsx_cache._lswitches)
def test_update_resource_does_not_cleanup_deleted_resources(self):
deleted_lswitch, lswitches = self._test_process_updates_with_removals()
self.nsx_cache.process_deletes()
self.nsx_cache.update_lswitch(deleted_lswitch)
self.assertIn(deleted_lswitch['uuid'], self.nsx_cache._lswitches)
def _verify_delete(self, resource, deleted=True, hit=True):
cached_resource = self.nsx_cache[resource['uuid']]
data_field = 'data_bk' if deleted else 'data'

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