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/*
*
* Copyright 2018 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_CHANNELZ_H
#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_CHANNELZ_H
#include <grpc/support/port_platform.h>
#include "src/core/lib/channel/channel_args.h"
#include "src/core/lib/channel/channelz.h"
namespace grpc_core {
namespace channelz {
// Subtype of ChannelNode that overrides and provides client_channel specific
// functionality like querying for connectivity_state and subchannel data.
class ClientChannelNode : public ChannelNode {
public:
static RefCountedPtr<ChannelNode> MakeClientChannelNode(
grpc_channel* channel, size_t channel_tracer_max_nodes);
// Override this functionality since client_channels have a notion of
// channel connectivity.
void PopulateConnectivityState(grpc_json* json) override;
// Helper to create a channel arg to ensure this type of ChannelNode is
// created.
static grpc_arg CreateChannelArg();
protected:
GPRC_ALLOW_CLASS_TO_USE_NON_PUBLIC_DELETE
GPRC_ALLOW_CLASS_TO_USE_NON_PUBLIC_NEW
ClientChannelNode(grpc_channel* channel, size_t channel_tracer_max_nodes);
virtual ~ClientChannelNode() {}
private:
grpc_channel_element* client_channel_;
};
} // namespace channelz
} // namespace grpc_core
#endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_CHANNELZ_H */
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