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Viewing changes to ensemble/state/service.py

  • Committer: Gustavo Niemeyer
  • Date: 2010-08-20 11:43:11 UTC
  • Revision ID: gustavo@niemeyer.net-20100820114311-x157614bm2dyc312
Machine unassignement is possible now.

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ensemble/state/service.py
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        # XXX What if the system blows up right here?
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        yield self._client.create("%s/units/%s" %
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                                  (machine_st.zk_path, self.internal_id))
 
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    @inlineCallbacks
 
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    def unassign_from_machine(self):
 
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        machine_id, stat = yield self._client.get(self.zk_path + "/machine")
 
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        try:
 
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            yield self._client.delete(self.zk_path + "/machine",
 
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                                      stat["version"])
 
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        except zookeeper.BadVersionException:
 
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            # XXX How to test this?
 
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            return # Machine was replaced meanwhile. It's cool.
 
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        # XXX What if the system blows up here?
 
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        yield self._client.delete("/machines/%s/units/%s" %
 
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                                  (machine_id, self.internal_id))