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ovsdb_client_session.h
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ovsdb_client_session.h
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/*
* Copyright (c) 2014 Juniper Networks, Inc. All rights reserved.
*/
#ifndef SRC_VNSW_AGENT_OVS_TOR_AGENT_OVSDB_CLIENT_OVSDB_CLIENT_SESSION_H_
#define SRC_VNSW_AGENT_OVS_TOR_AGENT_OVSDB_CLIENT_OVSDB_CLIENT_SESSION_H_
#include <assert.h>
#include <base/timer.h>
#include <cmn/agent_cmn.h>
#include <cmn/agent.h>
class OvsPeer;
class OvsPeerManager;
class KSyncObjectManager;
class SandeshOvsdbClientSession;
namespace OVSDB {
class OvsdbClientIdl;
class OvsdbClientSession {
public:
struct OvsdbSessionEvent {
TcpSession::Event event;
};
OvsdbClientSession(Agent *agent, OvsPeerManager *manager);
virtual ~OvsdbClientSession();
// Callback triggered for session cleanup
virtual void OnCleanup() = 0;
// method to trigger close of session
virtual void TriggerClose() = 0;
virtual int keepalive_interval() = 0;
// maximum number of inflight txn messages allowed
virtual bool ThrottleInFlightTxnMessages() { return false; }
virtual const boost::system::error_code &ovsdb_close_reason() const = 0;
virtual ConnectionStateTable *connection_table() = 0;
virtual KSyncObjectManager *ksync_obj_manager() = 0;
virtual Ip4Address remote_ip() const = 0;
virtual uint16_t remote_port() const = 0;
virtual Ip4Address tsn_ip() = 0;
virtual std::string status() = 0;
virtual void SendMsg(u_int8_t *buf, std::size_t len) = 0;
void MessageProcess(const u_int8_t *buf, std::size_t len);
// Send encode json rpc messgage to OVSDB server
void SendJsonRpc(struct jsonrpc_msg *msg);
void OnEstablish();
void OnClose();
OvsdbClientIdl *client_idl();
void AddSessionInfo(SandeshOvsdbClientSession &session);
// UT overrides this to allow concurrency check on NULL task
virtual bool TestConcurrencyAllow() { return false; }
protected:
// ovsdb io task ID.
static int ovsdb_io_task_id_;
private:
friend class OvsdbClientIdl;
OvsdbClientIdlPtr client_idl_;
Agent *agent_;
OvsPeerManager *manager_;
struct json_parser * parser_;
tbb::atomic<bool> idl_inited_;
std::string connection_time_;
DISALLOW_COPY_AND_ASSIGN(OvsdbClientSession);
};
}; // namespace OVSDB
#define OVSDB_SM_TRACE(obj, ...)\
do {\
Ovsdb##obj::TraceMsg(OvsdbSMTraceBuf, __FILE__, __LINE__, __VA_ARGS__);\
} while(false);
#define OVSDB_SESSION_TRACE(obj, session, ...)\
do {\
Ovsdb##obj::TraceMsg(OvsdbSMTraceBuf, __FILE__, __LINE__,\
"Session " + session->remote_ip().to_string() +\
":" + integerToString(session->remote_port()) +\
" - " + __VA_ARGS__);\
} while(false);
#endif // SRC_VNSW_AGENT_OVS_TOR_AGENT_OVSDB_CLIENT_OVSDB_CLIENT_SESSION_H_