dummygatekeeper.py 文件源码

def _calculate_placement(self, algorithm):
        """
        Do placement by adding the a field "dc" to
        each VNFD that points to one of our
        data center objects known to the gatekeeper.
        """
        assert(len(self.vnfds) > 0)
        assert(len(GK.dcs) > 0)
        # instantiate algorithm an place
        p = algorithm()
        p.place(self.nsd, self.vnfds, self.saps, GK.dcs)
        LOG.info("Using placement algorithm: %r" % p.__class__.__name__)
        # lets print the placement result
        for name, vnfd in self.vnfds.iteritems():
            LOG.info("Placed VNF %r on DC %r" % (name, str(vnfd.get("dc"))))
        for sap in self.saps:
            sap_dict = self.saps[sap]
            LOG.info("Placed SAP %r on DC %r" % (sap, str(sap_dict.get("dc"))))