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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2016 Intel Corporation.
* All rights reserved.
*
* Author: Anjaneya Chagam <anjaneya.chagam@intel.com>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#ifndef _EventTrace_h_
#define _EventTrace_h_
#include "msg/Message.h"
#if defined(WITH_EVENTTRACE)
#define OID_EVENT_TRACE(oid, event) \
EventTrace::trace_oid_event(oid, event, "", __FILE__, __func__, __LINE__)
#define OID_EVENT_TRACE_WITH_MSG(msg, event, incl_oid) \
EventTrace::trace_oid_event(msg, event, __FILE__, __func__, __LINE__, incl_oid)
#define OID_ELAPSED(oid, elapsed, event) \
EventTrace::trace_oid_elapsed(oid, event, "", elapsed, __FILE__, __func__, __LINE__)
#define OID_ELAPSED_WITH_MSG(m, elapsed, event, incl_oid) \
EventTrace::trace_oid_elapsed(m, event, elapsed, __FILE__, __func__, __LINE__, incl_oid)
#define FUNCTRACE(cct) EventTrace _t1(cct, __FILE__, __func__, __LINE__)
#define OID_ELAPSED_FUNC_EVENT(event) _t1.log_event_latency(event)
#else
#define OID_EVENT_TRACE(oid, event)
#define OID_EVENT_TRACE_WITH_MSG(msg, event, incl_oid)
#define OID_ELAPSED(oid, elapsed, event)
#define OID_ELAPSED_WITH_MSG(m, elapsed, event, incl_oid)
#define FUNCTRACE(cct)
#define OID_ELAPSED_FUNC_EVENT(event)
#endif
#define LOG_LEVEL 30
class EventTrace {
private:
CephContext *ctx;
std::string file;
std::string func;
int line;
utime_t last_ts;
static bool tpinit;
static void init_tp(CephContext *_ctx);
static void set_message_attrs(const Message *m, std::string& oid, std::string& context, bool incl_oid);
public:
EventTrace(CephContext *_ctx, const char *_file, const char *_func, int line);
~EventTrace();
void log_event_latency(const char *tag);
static void trace_oid_event(const char *oid, const char *event, const char *context,
const char *file, const char *func, int line);
static void trace_oid_event(const Message *m, const char *event, const char *file,
const char *func, int line, bool incl_oid);
static void trace_oid_elapsed(const char *oid, const char *event, const char *context,
double elapsed, const char *file, const char *func, int line);
static void trace_oid_elapsed(const Message *m, const char *event, double elapsed,
const char *file, const char *func, int line, bool incl_oid);
};
#endif
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