'Ensure all the SnapMirrors needed for whole-backend replication.'

def ensure_snapmirrors(self, config, src_backend_name, src_flexvol_names):

    backend_names = self.get_replication_backend_names(config)
    for dest_backend_name in backend_names:
        for src_flexvol_name in src_flexvol_names:
            dest_flexvol_name = src_flexvol_name
            self.create_snapmirror(src_backend_name, dest_backend_name, src_flexvol_name, dest_flexvol_name)
