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| author | Michael Still <mikal@stillhq.com> | 2012-03-15 15:04:37 +1100 |
|---|---|---|
| committer | Michael Still <mikal@stillhq.com> | 2012-03-16 17:22:30 +1100 |
| commit | 7f64fa81414f9596c4327f1930f5568757fdecf0 (patch) | |
| tree | 65af49c4fccb7d698e1f752af719ec8f677a5f83 /nova | |
| parent | 30b8e35e80486b26eeb71bc62d92bae240cb72f2 (diff) | |
Debug messages for host filters.
This will help people work out why they have NoValidHosts when
things go wrong. Resolves bug 955650
Change-Id: I042937351010e85648cbc1aa0f029dbb5a402eb7
Diffstat (limited to 'nova')
| -rw-r--r-- | nova/scheduler/host_manager.py | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/nova/scheduler/host_manager.py b/nova/scheduler/host_manager.py index 0f8e09c64..f5ba724d5 100644 --- a/nova/scheduler/host_manager.py +++ b/nova/scheduler/host_manager.py @@ -141,13 +141,26 @@ class HostState(object): """Return whether or not this host passes filters.""" if self.host in filter_properties.get('ignore_hosts', []): + LOG.debug(_('Host filter fails for ignored host %(host)s'), + {'host': self.host}) return False + force_hosts = filter_properties.get('force_hosts', []) if force_hosts: + if not self.host in force_hosts: + LOG.debug(_('Host filter fails for non-forced host %(host)s'), + {'host': self.host}) return self.host in force_hosts + for filter_fn in filter_fns: if not filter_fn(self, filter_properties): + LOG.debug(_('Host filter function %(func)s failed for ' + '%(host)s'), + {'func': repr(filter_fn), + 'host': self.host}) return False + + LOG.debug(_('Host filter passes for %(host)s'), {'host': self.host}) return True def __repr__(self): |