rocksdb/util/logging.h
Islam AbdelRahman e19163688b Add macros to include file name and line number during Logging
Summary:
current logging
```
2017/03/14-14:20:30.393432 7fedde9f5700 (Original Log Time 2017/03/14-14:20:30.393414) [default] Level summary: base level 1 max bytes base 268435456 files[1 0 0 0 0 0 0] max score 0.25
2017/03/14-14:20:30.393438 7fedde9f5700 [JOB 2] Try to delete WAL files size 61417909, prev total WAL file size 73820858, number of live WAL files 2.
2017/03/14-14:20:30.393464 7fedde9f5700 [DEBUG] [JOB 2] Delete /dev/shm/old_logging//MANIFEST-000001 type=3 #1 -- OK
2017/03/14-14:20:30.393472 7fedde9f5700 [DEBUG] [JOB 2] Delete /dev/shm/old_logging//000003.log type=0 #3 -- OK
2017/03/14-14:20:31.427103 7fedd49f1700 [default] New memtable created with log file: #9. Immutable memtables: 0.
2017/03/14-14:20:31.427179 7fedde9f5700 [JOB 3] Syncing log #6
2017/03/14-14:20:31.427190 7fedde9f5700 (Original Log Time 2017/03/14-14:20:31.427170) Calling FlushMemTableToOutputFile with column family [default], flush slots available 1, compaction slots allowed 1, compaction slots scheduled 1
2017/03/14-14:20:31.
Closes https://github.com/facebook/rocksdb/pull/1990

Differential Revision: D4708695

Pulled By: IslamAbdelRahman

fbshipit-source-id: cb8968f
2017-03-15 19:39:12 -07:00

93 lines
3.5 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
//
// Must not be included from any .h files to avoid polluting the namespace
// with macros.
#pragma once
#include <stdio.h>
#include <stdint.h>
#include <string>
#include "port/port.h"
// Helper macros that include information about file name and line number
#define STRINGIFY(x) #x
#define TOSTRING(x) STRINGIFY(x)
#define PREPEND_FILE_LINE(FMT) ("[" __FILE__ ":" TOSTRING(__LINE__) "] " FMT)
// Don't inclide file/line info in HEADER level
#define ROCKS_LOG_HEADER(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::HEADER_LEVEL, LGR, FMT, ##__VA_ARGS__)
#define ROCKS_LOG_DEBUG(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::DEBUG_LEVEL, LGR, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
#define ROCKS_LOG_INFO(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::INFO_LEVEL, LGR, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
#define ROCKS_LOG_WARN(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::WARN_LEVEL, LGR, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
#define ROCKS_LOG_ERROR(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::ERROR_LEVEL, LGR, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
#define ROCKS_LOG_FATAL(LGR, FMT, ...) \
rocksdb::Log(InfoLogLevel::FATAL_LEVEL, LGR, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
#define ROCKS_LOG_BUFFER(LOG_BUF, FMT, ...) \
rocksdb::LogToBuffer(LOG_BUF, PREPEND_FILE_LINE(FMT), ##__VA_ARGS__)
#define ROCKS_LOG_BUFFER_MAX_SZ(LOG_BUF, MAX_LOG_SIZE, FMT, ...) \
rocksdb::LogToBuffer(LOG_BUF, MAX_LOG_SIZE, PREPEND_FILE_LINE(FMT), \
##__VA_ARGS__)
namespace rocksdb {
class Slice;
// Append a human-readable time in micros.
int AppendHumanMicros(uint64_t micros, char* output, int len,
bool fixed_format);
// Append a human-readable size in bytes
int AppendHumanBytes(uint64_t bytes, char* output, int len);
// Append a human-readable printout of "num" to *str
extern void AppendNumberTo(std::string* str, uint64_t num);
// Append a human-readable printout of "value" to *str.
// Escapes any non-printable characters found in "value".
extern void AppendEscapedStringTo(std::string* str, const Slice& value);
// Return a string printout of "num"
extern std::string NumberToString(uint64_t num);
// Return a human-readable version of num.
// for num >= 10.000, prints "xxK"
// for num >= 10.000.000, prints "xxM"
// for num >= 10.000.000.000, prints "xxG"
extern std::string NumberToHumanString(int64_t num);
// Return a human-readable version of "value".
// Escapes any non-printable characters found in "value".
extern std::string EscapeString(const Slice& value);
// Parse a human-readable number from "*in" into *value. On success,
// advances "*in" past the consumed number and sets "*val" to the
// numeric value. Otherwise, returns false and leaves *in in an
// unspecified state.
extern bool ConsumeDecimalNumber(Slice* in, uint64_t* val);
} // namespace rocksdb