'Initialize the secondary connection of a live volume pair.
:param api: Dell SC api object.
:param sclivevolume: Dell SC live volume object.
:param wwns: Cinder list of wwns from the connector.
:return: lun, targets and initiator target map.'

def initialize_secondary(self, api, sclivevolume, wwns):

    secondary = self._find_server(api, wwns, sclivevolume['secondaryScSerialNumber'])
    if (secondary is None):
        secondary = api.create_server(wwns, self.configuration.dell_server_os, sclivevolume['secondaryScSerialNumber'])
    if secondary:
        if api.map_secondary_volume(sclivevolume, secondary):
            secondaryvol = api.get_volume(sclivevolume['secondaryVolume']['instanceId'])
            if secondaryvol:
                return api.find_wwns(secondaryvol, secondary)
    LOG.warning('Unable    to    map    live    volume    secondary    volume    %(vol)s    to    secondary    server    wwns:    %(wwns)r', {'vol': sclivevolume['secondaryVolume']['instanceName'], 'wwns': wwns})
    return (None, [], {})
