def update_network(self, context, network_id, network):
     pnet._raise_if_updates_provider_attributes(network['network'])
     with context.session.begin(subtransactions=True):
         result = super(DFPlugin, self).update_network(context, network_id,
                                                       network)
         self._process_l3_update(context, result, network['network'])
     return result

 def update_network(self, context, network_id, network):
     pnet._raise_if_updates_provider_attributes(network["network"])
     # FIXME(arosen) - rollback...
     if "name" in network["network"]:
         self._set_network_name(network_id, network["network"]["name"])
     with context.session.begin(subtransactions=True):
         return super(OVNPlugin, self).update_network(context, network_id, network)

 def update_network(self, context, network_id, network):
     pnet._raise_if_updates_provider_attributes(network["network"])
     # TODO(gsagie) rollback needed
     if "name" in network["network"]:
         self._set_network_name(network_id, network["network"]["name"])
     with context.session.begin(subtransactions=True):
         return super(DFPlugin, self).update_network(context, network_id, network)

    def update_network(self, context, id, network):
        """Update network.

        Perform this operation in the context of the configured device
        plugins.

        Note that the Nexus sub-plugin does not need to be notified
        (and the Nexus switch does not need to be [re]configured)
        for an update network operation because the Nexus sub-plugin
        is agnostic of all network-level attributes except the
        segmentation ID. Furthermore, updating of the segmentation ID
        is not supported by the OVS plugin since it is considered a
        provider attribute, so it is not supported by this method.
        """
        LOG.debug(_("update_network() called"))

        # We can only support updating of provider attributes if all the
        # configured sub-plugins support it. Currently we have no method
        # in place for checking whether a sub-plugin supports it,
        # so assume not.
        provider._raise_if_updates_provider_attributes(network['network'])

        args = [context, id, network]
        return self._invoke_plugin_per_device(const.VSWITCH_PLUGIN,
                                              self._func_name(),
                                              args)

    def update_network(self, context, id, network):
        provider._raise_if_updates_provider_attributes(network['network'])

        session = context.session
        with session.begin(subtransactions=True):
            net = super(LinuxBridgePluginV2, self).update_network(context, id,
                                                                  network)
            self._process_l3_update(context, net, network['network'])
            self._extend_network_dict_provider(context, net)
        return net

 def update_network(self, context, network_id, network):
     pnet._raise_if_updates_provider_attributes(network['network'])
     # TODO(gsagie) rollback needed
     with context.session.begin(subtransactions=True):
         result = super(DFPlugin, self).update_network(context, network_id,
                                                       network)
         self._process_l3_update(context, result, network['network'])
         if 'name' in network['network']:
             self._set_network_name(network_id, network['network']['name'])
         return result

    def update_network(self, context, id, network):
        """Update network.

        Perform this operation in the context of the configured device
        plugins.
        """
        LOG.debug(_("update_network() called"))

        # We can only support updating of provider attributes if all the
        # configured sub-plugins support it. Currently we have no method
        # in place for checking whether a sub-plugin supports it,
        # so assume not.
        provider._raise_if_updates_provider_attributes(network['network'])

        args = [context, id, network]
        return self._invoke_plugin_per_device(const.VSWITCH_PLUGIN,
                                              self._func_name(),
                                              args)

    def update_network(self, context, id, network):
        provider._raise_if_updates_provider_attributes(network["network"])

        session = context.session
        with session.begin(subtransactions=True):
            original_network = super(Ml2Plugin, self).get_network(context, id)
            updated_network = super(Ml2Plugin, self).update_network(context, id, network)
            self._process_l3_update(context, updated_network, network["network"])
            self._extend_network_dict_provider(context, updated_network)
            mech_context = driver_context.NetworkContext(
                self, context, updated_network, original_network=original_network
            )
            self.mechanism_manager.update_network_precommit(mech_context)

        # TODO(apech) - handle errors raised by update_network, potentially
        # by re-calling update_network with the previous attributes. For
        # now the error is propogated to the caller, which is expected to
        # either undo/retry the operation or delete the resource.
        self.mechanism_manager.update_network_postcommit(mech_context)
        return updated_network

    def update_network(self, context, network_id, network):
        pnet._raise_if_updates_provider_attributes(network['network'])
        with context.session.begin(subtransactions=True):
            result = super(DFPlugin, self).update_network(context, network_id,
                                                          network)
            if psec.PORTSECURITY in network['network']:
                self._process_network_port_security_update(context,
                                                           network['network'],
                                                           result)
            self._process_l3_update(context, result, network['network'])
            network_version = version_db._update_db_version_row(
                    context.session, network_id)

        self.nb_api.update_lswitch(id=network_id,
                                   topic=result['tenant_id'],
                                   name=result.get(
                                           'name',
                                           df_const.DF_NETWORK_DEFAULT_NAME),
                                   router_external=result['router:external'],
                                   version=network_version)
        return result

    def update_network(self, context, id, network):
        LOG.debug(
            "MidonetPluginV2.update_network called: id=%(id)r, " "network=%(network)r", {"id": id, "network": network}
        )

        # Disallow update of provider net
        net_data = network["network"]
        pnet._raise_if_updates_provider_attributes(net_data)

        with context.session.begin(subtransactions=True):
            net = super(MidonetPluginV2, self).update_network(context, id, network)
            self._process_l3_update(context, net, network["network"])
            self._extend_provider_network_dict(context, net)
            if psec.PORTSECURITY in network["network"]:
                self._process_network_port_security_update(context, network["network"], net)
            self.client.update_network_precommit(context, id, net)

        self.client.update_network_postcommit(id, net)

        LOG.debug("MidonetPluginV2.update_network exiting: net=%r", net)
        return net