log.h 16.6 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490
/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.1  (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.openairinterface.org/?page_id=698
 *
 * 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.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

/*! \file log.h
* \brief openair log generator (OLG) for
* \author Navid Nikaein
* \date 2009 - 2014
* \version 0.5
* @ingroup util

*/

#ifndef __LOG_H__
#    define __LOG_H__

/*--- INCLUDES ---------------------------------------------------------------*/
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdarg.h>
#include <time.h>
#include <stdint.h>
#ifndef __STDC_FORMAT_MACROS
#define __STDC_FORMAT_MACROS
#endif
#include <inttypes.h>
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <pthread.h>

/*----------------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C" {
#endif

/** @defgroup _LOG LOG Generator
 * @{*/
/* @}*/

/** @defgroup _macro Macro Definition
 *  @ingroup _LOG
 *  @brief these macros are used in the code of LOG
 * @{*/
/* @}*/

/** @defgroup _max_length Maximum Length of LOG
 *  @ingroup _macro
 *  @brief the macros that describe the maximum length of LOG
 * @{*/
#define MAX_LOG_ITEM 100 /*!< \brief the maximum length of a LOG item, what is LOG_ITEM ??? */
#define MAX_LOG_INFO 1000 /*!< \brief the maximum length of a log */
#define MAX_LOG_TOTAL 1500 /*!< \brief the maximum length of a log */
/* @}*/

/** @defgroup _log_level Message levels defined by LOG
 *  @ingroup _macro
 *  @brief LOG defines 9 levels of messages for users. Importance of these levels decrease gradually from 0 to 8
 * @{*/
# define  LOG_EMERG 0 /*!< \brief system is unusable */
# define  LOG_ALERT 1 /*!< \brief action must be taken immediately */
# define  LOG_CRIT  2 /*!< \brief critical conditions */
# define  LOG_ERR   3 /*!< \brief error conditions */
# define  LOG_WARNING 4 /*!< \brief warning conditions */
# define  LOG_NOTICE  5 /*!< \brief normal but significant condition */
# define  LOG_INFO  6 /*!< \brief informational */
# define  LOG_DEBUG 7 /*!< \brief debug-level messages */
# define  LOG_FILE        8 /*!< \brief message sequence chart -level  */
# define  LOG_TRACE 9 /*!< \brief trace-level messages */
#define NUM_LOG_LEVEL  10 /*!< \brief the number of message levels users have with LOG */
/* @}*/


/** @defgroup _log_format Defined log format
 *  @ingroup _macro
 *  @brief Macro of log formats defined by LOG
 * @{*/

/* .log_format = 0x13 uncolored standard messages
 * .log_format = 0x93 colored standard messages */

#define LOG_RED "\033[1;31m"  /*!< \brief VT100 sequence for bold red foreground */
#define LOG_GREEN "\033[32m"  /*!< \brief VT100 sequence for green foreground */
#define LOG_ORANGE "\033[93m"   /*!< \brief VT100 sequence for orange foreground */
#define LOG_BLUE "\033[34m" /*!< \brief VT100 sequence for blue foreground */
#define LOG_CYBL "\033[40;36m"  /*!< \brief VT100 sequence for cyan foreground on black background */
#define LOG_RESET "\033[0m" /*!< \brief VT100 sequence for reset (black) foreground */
/* @}*/


/** @defgroup _syslog_conf Macros for write in syslog.conf
 *  @ingroup _macro
 *  @brief Macros used to write lines (local/remote) in syslog.conf
 * @{*/
#define LOG_LOCAL      0x01
#define LOG_REMOTE     0x02

#define FLAG_COLOR     0x001  /*!< \brief defaults */
#define FLAG_PID       0x002  /*!< \brief defaults */
#define FLAG_COMP      0x004
#define FLAG_THREAD    0x008  /*!< \brief all : 255/511 */
#define FLAG_LEVEL     0x010
#define FLAG_FUNCT     0x020
#define FLAG_FILE_LINE 0x040
#define FLAG_TIME      0x100

#define LOG_NONE        0x00
#define LOG_LOW         0x5
#define LOG_MED         0x15
#define LOG_HIGH        0x35
#define LOG_FULL        0x75

#define OAI_OK 0    /*!< \brief all ok */
#define OAI_ERR 1   /*!< \brief generic error */
#define OAI_ERR_READ_ONLY 2 /*!< \brief tried to write to read-only item */
#define OAI_ERR_NOTFOUND 3  /*!< \brief something wasn't found */
/* @}*/


//static char *log_level_highlight_start[] = {LOG_RED, LOG_RED, LOG_RED, LOG_RED, LOG_BLUE, "", "", "", LOG_GREEN}; /*!< \brief Optional start-format strings for highlighting */

//static char *log_level_highlight_end[]   = {LOG_RESET, LOG_RESET, LOG_RESET, LOG_RESET, LOG_RESET, "", "", "", LOG_RESET};  /*!< \brief Optional end-format strings for highlighting */

typedef enum {
    MIN_LOG_COMPONENTS = 0,
    PHY = MIN_LOG_COMPONENTS,
    MAC,
    EMU,
    OCG,
    OMG,
    OPT,
    OTG,
    OTG_LATENCY,
    OTG_LATENCY_BG,
    OTG_GP,
    OTG_GP_BG,
    OTG_JITTER,
    RLC,
    PDCP,
    RRC,
    NAS,
    PERF,
    OIP,
    CLI,
    MSC,
    OCM,
    UDP_,
    GTPU,
    SPGW,
    S1AP,
    SCTP,
    HW,
    OSA,
    RAL_ENB,
    RAL_UE,
    ENB_APP,
    FLEXRAN_AGENT,
    TMR,
    USIM,
    LOCALIZE,
    RRH,
    X2AP,
    GNB_APP,
    NR_RRC,
    NR_MAC,
    NR_PHY,
    MAX_LOG_COMPONENTS,
}
comp_name_t;

//#define msg printf

typedef struct {
    char *name; /*!< \brief string name of item */
    int value;  /*!< \brief integer value of mapping */
} mapping;


typedef struct  {
    const char *name;
    int         level;
    int         flag;
    int         interval;
    int         fd;
    int         filelog;
    char       *filelog_name;

    /* SR: make the log buffer component relative */
    char        log_buffer[MAX_LOG_TOTAL];
} log_component_t;

typedef struct  {
    unsigned int remote_ip;
    unsigned int audit_ip;
    int  remote_level;
    int  facility;
    int  audit_facility;
    int  format;
} log_config_t;


typedef struct {
    log_component_t         log_component[MAX_LOG_COMPONENTS];
    log_config_t            config;
    char*                   level2string[NUM_LOG_LEVEL];
    int                     level;
    int                     onlinelog;
    int                     flag;
    int                     syslog;
    int                     filelog;
    char*                   filelog_name;
} log_t;

typedef struct LOG_params {
    const char *file;
    const char *func;
    int line;
    int comp;
    int level;
    const char *format;
    char l_buff_info [MAX_LOG_INFO];
    int len;
} LOG_params;

#if defined(ENABLE_ITTI)
typedef enum log_instance_type_e {
    LOG_INSTANCE_UNKNOWN,
    LOG_INSTANCE_ENB,
    LOG_INSTANCE_UE,
} log_instance_type_t;

void log_set_instance_type (log_instance_type_t instance);
#endif

#ifdef LOG_MAIN
log_t *g_log;
#else
#ifdef __cplusplus
   extern "C" {
#endif
extern log_t *g_log;
#ifdef __cplusplus
}
#endif
#endif
/*--- INCLUDES ---------------------------------------------------------------*/
#    include "log_if.h"
/*----------------------------------------------------------------------------*/
int  logInit (void);
void logRecord_mt(const char *file, const char *func, int line,int comp, int level, const char *format, ...) __attribute__ ((format (printf, 6, 7)));
void logRecord(const char *file, const char *func, int line,int comp, int level, const char *format, ...) __attribute__ ((format (printf, 6, 7)));
int  set_comp_log(int component, int level, int verbosity, int interval);
int  set_log(int component, int level, int interval);
void set_glog(int level, int verbosity);
void set_log_syslog(int enable);
void set_glog_onlinelog(int enable);
void set_glog_filelog(int enable);

void set_component_filelog(int comp);
int  map_str_to_int(mapping *map, const char *str);
char *map_int_to_str(mapping *map, int val);
void logClean (void);
int  is_newline( char *str, int size);
void *log_thread_function(void * list);

/** @defgroup _logIt logIt function
 *  @ingroup _macro
 *  @brief Macro used to call tr_log_full_ex with file, function and line information
 * @{*/
#ifdef LOG_NO_THREAD
#define logIt(component, level, format, args...) (g_log->log_component[component].interval?logRecord_mt(__FILE__, __FUNCTION__, __LINE__, component, level, format, ##args):(void)0)
#else //default
#define logIt(component, level, format, args...) (g_log->log_component[component].interval?logRecord(__FILE__, __FUNCTION__, __LINE__, component, level, format, ##args):(void)0)
#endif
/* @}*/

/*----------------macro definitions for reading log configuration from the config module */
#define CONFIG_STRING_LOG_PREFIX                           "log_config"

#define LOG_CONFIG_STRING_GLOBAL_LOG_LEVEL                 "global_log_level"
#define LOG_CONFIG_STRING_GLOBAL_LOG_VERBOSITY             "global_log_verbosity"
#define LOG_CONFIG_STRING_GLOBAL_LOG_ONLINE                "global_log_online"
#define LOG_CONFIG_STRING_GLOBAL_LOG_INFILE                "global_log_infile"

#define LOG_CONFIG_LEVEL_FORMAT                            "%s_log_level"
#define LOG_CONFIG_VERBOSITY_FORMAT                        "%s_log_verbosity"
#define LOG_CONFIG_LOGFILE_FORMAT                          "%s_log_infile"
/*--------------------------------------------------------------------------------------------------------------------------------------------------------------*/
/*                                       LOG globalconfiguration parameters										        */
/*   optname                              helpstr   paramflags    XXXptr	             defXXXval				      type	     numelt	*/
/*--------------------------------------------------------------------------------------------------------------------------------------------------------------*/
#define LOG_GLOBALPARAMS_DESC { \
{LOG_CONFIG_STRING_GLOBAL_LOG_LEVEL,    NULL,	    0,  	 strptr:(char **)&gloglevel, defstrval:log_level_names[2].name,       TYPE_STRING,  0}, \
{LOG_CONFIG_STRING_GLOBAL_LOG_VERBOSITY,NULL,	    0,  	 strptr:(char **)&glogverbo, defstrval:log_verbosity_names[2].name,   TYPE_STRING,  0}, \
{LOG_CONFIG_STRING_GLOBAL_LOG_ONLINE,   NULL,	    0,  	 iptr:&(g_log->onlinelog),   defintval:1,                             TYPE_INT,      0,              }, \
{LOG_CONFIG_STRING_GLOBAL_LOG_INFILE,   NULL,	    0,  	 iptr:&(g_log->filelog),     defintval:0,                             TYPE_INT,      0,              }, \
}
/*----------------------------------------------------------------------------------*/
/** @defgroup _debugging debugging macros
 *  @ingroup _macro
 *  @brief Macro used to call logIt function with different message levels
 * @{*/

// debugging macros
#  if T_TRACER
#    include "T.h"
#    define LOG_I(c, x...) T(T_LEGACY_ ## c ## _INFO, T_PRINTF(x))
#    define LOG_W(c, x...) T(T_LEGACY_ ## c ## _WARNING, T_PRINTF(x))
#    define LOG_E(c, x...) T(T_LEGACY_ ## c ## _ERROR, T_PRINTF(x))
#    define LOG_D(c, x...) T(T_LEGACY_ ## c ## _DEBUG, T_PRINTF(x))
#    define LOG_T(c, x...) T(T_LEGACY_ ## c ## _TRACE, T_PRINTF(x))
#    define LOG_G(c, x...) /* */
#    define LOG_A(c, x...) /* */
#    define LOG_C(c, x...) /* */
#    define LOG_N(c, x...) /* */
#    define LOG_F(c, x...) /* */
#  else /* T_TRACER */
#    if DISABLE_LOG_X
#        define LOG_I(c, x...) /* */
#        define LOG_W(c, x...) /* */
#        define LOG_E(c, x...) /* */
#        define LOG_D(c, x...) /* */
#        define LOG_T(c, x...) /* */
#        define LOG_G(c, x...) /* */
#        define LOG_A(c, x...) /* */
#        define LOG_C(c, x...) /* */
#        define LOG_N(c, x...) /* */
#        define LOG_F(c, x...) /* */
#    else  /*DISABLE_LOG_X*/
#        define LOG_G(c, x...) logIt(c, LOG_EMERG, x)
#        define LOG_A(c, x...) logIt(c, LOG_ALERT, x)
#        define LOG_C(c, x...) logIt(c, LOG_CRIT,  x)
#        define LOG_E(c, x...) logIt(c, LOG_ERR, x)
#        define LOG_W(c, x...) logIt(c, LOG_WARNING, x)
#        define LOG_N(c, x...) logIt(c, LOG_NOTICE, x)
#        define LOG_I(c, x...) logIt(c, LOG_INFO, x)
#        define LOG_D(c, x...) logIt(c, LOG_DEBUG, x)
#        define LOG_F(c, x...) logIt(c, LOG_FILE, x)  // log to a file, useful for the MSC chart generation
#        define LOG_T(c, x...) logIt(c, LOG_TRACE, x)
#    endif /*DISABLE_LOG_X*/
#  endif /* T_TRACER */
/* @}*/


/** @defgroup _useful_functions useful functions in LOG
 *  @ingroup _macro
 *  @brief Macro of some useful functions defined by LOG
 * @{*/
#define LOG_ENTER(c) do {LOG_T(c, "Entering\n");}while(0) /*!< \brief Macro to log a message with severity DEBUG when entering a function */
#define LOG_EXIT(c) do {LOG_T(c,"Exiting\n"); return;}while(0)  /*!< \brief Macro to log a message with severity TRACE when exiting a function */
#define LOG_RETURN(c,x) do {uint32_t __rv;__rv=(unsigned int)(x);LOG_T(c,"Returning %08x\n", __rv);return((typeof(x))__rv);}while(0)  /*!< \brief Macro to log a function exit, including integer value, then to return a value to the calling function */
/* @}*/

static __inline__ uint64_t rdtsc(void) {
  uint64_t a, d;
  __asm__ volatile ("rdtsc" : "=a" (a), "=d" (d));
  return (d<<32) | a;
}

#define DEBUG_REALTIME 1
#if DEBUG_REALTIME

extern double cpuf;

static inline uint64_t checkTCPU(int timeout, char * file, int line) {
    static __thread uint64_t  lastCPUTime=0;
    static __thread uint64_t  last=0;
    uint64_t cur=rdtsc();
    struct timespec CPUt;
    clock_gettime(CLOCK_THREAD_CPUTIME_ID, &CPUt);
    uint64_t CPUTime=CPUt.tv_sec*1000*1000+CPUt.tv_nsec/1000;
    double microCycles=(double)(cpuf*1000);
    int duration=(int)((cur-last)/microCycles);
    if ( last!=0 && duration > timeout ) {
      //struct timespec ts;
      //clock_gettime(CLOCK_MONOTONIC, &ts);
      printf("%s:%d lte-ue delay %d (exceed %d), CPU for this period: %lld\n", file, line,
               duration, timeout, (long long)CPUTime-lastCPUTime );
    }
    last=cur;
    lastCPUTime=CPUTime;
    return cur;
}

static inline unsigned long long checkT(int timeout, char * file, int line) {
    static __thread unsigned long long last=0;
    unsigned long long cur=rdtsc();
    int microCycles=(int)(cpuf*1000);
    int duration=(int)((cur-last)/microCycles);
    if ( last!=0 && duration > timeout )
        printf("%s:%d lte-ue delay %d (exceed %d)\n", file, line,
               duration, timeout);
    last=cur;
    return cur;
}

typedef struct m {
    uint64_t iterations;
    uint64_t sum;
    uint64_t maxArray[11];
} Meas;

static inline void printMeas(char * txt, Meas *M, int period) {
    if (M->iterations%period == 0 ) {
        char txt2[512];
        sprintf(txt2,"%s avg=%" PRIu64 " iterations=%" PRIu64 " max=%" 
                PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 ":%" PRIu64 "\n",
                txt,
                M->sum/M->iterations,
                M->iterations,
                M->maxArray[1],M->maxArray[2], M->maxArray[3],M->maxArray[4], M->maxArray[5], 
                M->maxArray[6],M->maxArray[7], M->maxArray[8],M->maxArray[9],M->maxArray[10]);
#if DISABLE_LOG_X
        printf("%s",txt2);
#else
        LOG_W(PHY, "%s",txt2);
#endif
    }
}

static inline int cmpint(const void* a, const void* b) {
    uint64_t* aa=(uint64_t*)a;
    uint64_t* bb=(uint64_t*)b;
    return (int)(*aa-*bb);
}

static inline void updateTimes(uint64_t start, Meas *M, int period, char * txt) {
    if (start!=0) {
        uint64_t end=rdtsc();
        long long diff=(end-start)/(cpuf*1000);
        M->maxArray[0]=diff;
        M->sum+=diff;
        M->iterations++;
        qsort(M->maxArray, 11, sizeof(uint64_t), cmpint);
        printMeas(txt,M,period);
    }
}

#define check(a) do { checkT(a,__FILE__,__LINE__); } while (0)
#define checkcpu(a) do { checkTCPU(a,__FILE__,__LINE__); } while (0)
#define initRefTimes(a) static __thread Meas a= {0}
#define pickTime(a) uint64_t a=rdtsc()
#define readTime(a) a
#define initStaticTime(a) static __thread uint64_t a={0}
#define pickStaticTime(a) do { a=rdtsc(); } while (0)

#else
#define check(a) do {} while (0)
#define checkcpu(a) do {} while (0)
#define initRefTimes(a) do {} while (0)
#define initStaticTime(a) do {} while (0)
#define pickTime(a) do {} while (0)
#define readTime(a) 0
#define pickStaticTime(a) do {} while (0)
#define updateTimes(a,b,c,d) do {} while (0)
#define printMeas(a,b,c) do {} while (0)
#endif

#ifdef __cplusplus
}
#endif

#endif