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Viewing changes to nova/scheduler/filters/affinity_filter.py

  • Committer: Package Import Robot
  • Author(s): Chuck Short
  • Date: 2012-08-16 14:04:11 UTC
  • mto: This revision was merged to the branch mainline in revision 84.
  • Revision ID: package-import@ubuntu.com-20120816140411-0mr4n241wmk30t9l
Tags: upstream-2012.2~f3
Import upstream version 2012.2~f3

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nova/scheduler/filters/affinity_filter.py
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    def __init__(self):
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        self.compute_api = compute.API()
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    def _affinity_host(self, context, instance_id):
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        return self.compute_api.get(context, instance_id)['host']
 
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    def _all_hosts(self, context):
 
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        all_hosts = {}
 
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        for instance in self.compute_api.get_all(context):
 
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            all_hosts[instance['uuid']] = instance['host']
 
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        return all_hosts
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class DifferentHostFilter(AffinityFilter):
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        if isinstance(affinity_uuids, basestring):
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            affinity_uuids = [affinity_uuids]
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        if affinity_uuids:
 
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            all_hosts = self._all_hosts(context)
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            return not any([i for i in affinity_uuids
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                              if self._affinity_host(context, i) == me])
 
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                              if all_hosts.get(i) == me])
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        # With no different_host key
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        return True
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        if isinstance(affinity_uuids, basestring):
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            affinity_uuids = [affinity_uuids]
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        if affinity_uuids:
 
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            all_hosts = self._all_hosts(context)
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            return any([i for i
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                          in affinity_uuids
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                          if self._affinity_host(context, i) == me])
 
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                          if all_hosts.get(i) == me])
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        # With no same_host key
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        return True
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