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#pragma once
#include "public.h"
#include <yt/yt/client/chunk_client/public.h>
#include <yt/yt/client/object_client/public.h>
#include <yt/yt/client/security_client/public.h>
#include <yt/yt/client/tablet_client/public.h>
#include <yt/yt/client/hive/public.h>
#include <yt/yt/core/actions/callback.h>
#include <yt/yt/core/rpc/authentication_identity.h>
namespace NYT::NApi {
////////////////////////////////////////////////////////////////////////////////
struct TConnectionOptions
{
//! If non-null, suppresses creation of a per-connection thread pool.
IInvokerPtr ConnectionInvoker;
};
////////////////////////////////////////////////////////////////////////////////
struct TTransactionParticipantOptions
{
TDuration RpcTimeout = TDuration::Seconds(5);
};
////////////////////////////////////////////////////////////////////////////////
//! Represents an established connection with a YT cluster.
/*
* IConnection instance caches most of the stuff needed for fast interaction
* with the cluster (e.g. connection channels, mount info etc).
*
* Thread affinity: any
*/
struct IConnection
: public virtual TRefCounted
{
virtual TClusterTag GetClusterTag() const = 0;
virtual const TString& GetLoggingTag() const = 0;
virtual const TString& GetClusterId() const = 0;
virtual const std::optional<TString>& GetClusterName() const = 0;
virtual IInvokerPtr GetInvoker() = 0;
// TODO(gritukan): Fix alien transaction creation for RPC proxy connection
// and eliminate this method.
virtual bool IsSameCluster(const IConnectionPtr& other) const = 0;
virtual IClientPtr CreateClient(const TClientOptions& options = {}) = 0;
virtual NHiveClient::ITransactionParticipantPtr CreateTransactionParticipant(
NHiveClient::TCellId cellId,
const TTransactionParticipantOptions& options = TTransactionParticipantOptions()) = 0;
virtual void ClearMetadataCaches() = 0;
virtual void Terminate() = 0;
//! Returns a YSON-serialized connection config.
virtual NYson::TYsonString GetConfigYson() const = 0;
};
DEFINE_REFCOUNTED_TYPE(IConnection)
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT::NApi
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