lsquic_logger.c revision 461e84d8
150aadb33SDmitri Tikhonov/* Copyright (c) 2017 LiteSpeed Technologies Inc.  See LICENSE. */
250aadb33SDmitri Tikhonov/*
350aadb33SDmitri Tikhonov * LSQUIC Logger implementation.
450aadb33SDmitri Tikhonov */
550aadb33SDmitri Tikhonov
650aadb33SDmitri Tikhonov#include <errno.h>
750aadb33SDmitri Tikhonov#include <inttypes.h>
850aadb33SDmitri Tikhonov#include <stdarg.h>
950aadb33SDmitri Tikhonov#include <stdio.h>
1050aadb33SDmitri Tikhonov#include <stdlib.h>
1150aadb33SDmitri Tikhonov#include <string.h>
12461e84d8SAmol Deshpande#ifndef WIN32
1350aadb33SDmitri Tikhonov#include <sys/time.h>
14461e84d8SAmol Deshpande#endif
1550aadb33SDmitri Tikhonov#include <time.h>
1650aadb33SDmitri Tikhonov
1750aadb33SDmitri Tikhonov#define LSQUIC_LOGGER_MODULE LSQLM_LOGGER /* Quis custodiet ipsos custodes? */
1850aadb33SDmitri Tikhonov#include "lsquic_logger.h"
1950aadb33SDmitri Tikhonov#include "lsquic.h"
2050aadb33SDmitri Tikhonov
2150aadb33SDmitri Tikhonovstatic enum lsquic_logger_timestamp_style g_llts = LLTS_NONE;
2250aadb33SDmitri Tikhonov
2350aadb33SDmitri Tikhonovstatic int
2450aadb33SDmitri Tikhonovnull_vprintf (void *ctx, const char *fmt, va_list ap)
2550aadb33SDmitri Tikhonov{
2650aadb33SDmitri Tikhonov    return 0;
2750aadb33SDmitri Tikhonov}
2850aadb33SDmitri Tikhonov
2950aadb33SDmitri Tikhonov
3050aadb33SDmitri Tikhonovstatic int
3150aadb33SDmitri Tikhonovfile_vprintf (void *ctx, const char *fmt, va_list ap)
3250aadb33SDmitri Tikhonov{
3350aadb33SDmitri Tikhonov    return vfprintf((FILE *) ctx, fmt, ap);
3450aadb33SDmitri Tikhonov}
3550aadb33SDmitri Tikhonov
3650aadb33SDmitri Tikhonov
3750aadb33SDmitri Tikhonovstatic const struct lsquic_logger_if file_logger_if = {
3850aadb33SDmitri Tikhonov    .vprintf    = file_vprintf,
3950aadb33SDmitri Tikhonov};
4050aadb33SDmitri Tikhonov
4150aadb33SDmitri Tikhonovstatic const struct lsquic_logger_if null_logger_if = {
4250aadb33SDmitri Tikhonov    .vprintf    = null_vprintf,
4350aadb33SDmitri Tikhonov};
4450aadb33SDmitri Tikhonov
4550aadb33SDmitri Tikhonovstatic void *logger_ctx = NULL;
4650aadb33SDmitri Tikhonovstatic const struct lsquic_logger_if *logger_if = &null_logger_if;
4750aadb33SDmitri Tikhonov
4850aadb33SDmitri Tikhonovenum lsq_log_level lsq_log_levels[N_LSQUIC_LOGGER_MODULES] = {
4950aadb33SDmitri Tikhonov    [LSQLM_NOMODULE]    = LSQ_LOG_WARN,
5050aadb33SDmitri Tikhonov    [LSQLM_LOGGER]      = LSQ_LOG_WARN,
5150aadb33SDmitri Tikhonov    [LSQLM_EVENT]       = LSQ_LOG_WARN,
5250aadb33SDmitri Tikhonov    [LSQLM_ENGINE]      = LSQ_LOG_WARN,
5350aadb33SDmitri Tikhonov    [LSQLM_CONN]        = LSQ_LOG_WARN,
5450aadb33SDmitri Tikhonov    [LSQLM_RECHIST]     = LSQ_LOG_WARN,
5550aadb33SDmitri Tikhonov    [LSQLM_STREAM]      = LSQ_LOG_WARN,
5650aadb33SDmitri Tikhonov    [LSQLM_PARSE]       = LSQ_LOG_WARN,
5750aadb33SDmitri Tikhonov    [LSQLM_CFCW]        = LSQ_LOG_WARN,
5850aadb33SDmitri Tikhonov    [LSQLM_SFCW]        = LSQ_LOG_WARN,
5950aadb33SDmitri Tikhonov    [LSQLM_SENDCTL]     = LSQ_LOG_WARN,
6050aadb33SDmitri Tikhonov    [LSQLM_ALARMSET]    = LSQ_LOG_WARN,
6150aadb33SDmitri Tikhonov    [LSQLM_CRYPTO]      = LSQ_LOG_WARN,
6250aadb33SDmitri Tikhonov    [LSQLM_HANDSHAKE]   = LSQ_LOG_WARN,
6350aadb33SDmitri Tikhonov    [LSQLM_HSK_ADAPTER] = LSQ_LOG_WARN,
6450aadb33SDmitri Tikhonov    [LSQLM_CUBIC]       = LSQ_LOG_WARN,
6550aadb33SDmitri Tikhonov    [LSQLM_HEADERS]     = LSQ_LOG_WARN,
6650aadb33SDmitri Tikhonov    [LSQLM_FRAME_READER]= LSQ_LOG_WARN,
6750aadb33SDmitri Tikhonov    [LSQLM_FRAME_WRITER]= LSQ_LOG_WARN,
6850aadb33SDmitri Tikhonov    [LSQLM_CONN_HASH]   = LSQ_LOG_WARN,
6950aadb33SDmitri Tikhonov    [LSQLM_ENG_HIST]    = LSQ_LOG_WARN,
7050aadb33SDmitri Tikhonov    [LSQLM_SPI]         = LSQ_LOG_WARN,
7150aadb33SDmitri Tikhonov    [LSQLM_DI]          = LSQ_LOG_WARN,
7250aadb33SDmitri Tikhonov    [LSQLM_PACER]       = LSQ_LOG_WARN,
7350aadb33SDmitri Tikhonov};
7450aadb33SDmitri Tikhonov
7550aadb33SDmitri Tikhonovconst char *const lsqlm_to_str[N_LSQUIC_LOGGER_MODULES] = {
7650aadb33SDmitri Tikhonov    [LSQLM_NOMODULE]    = "",
7750aadb33SDmitri Tikhonov    [LSQLM_LOGGER]      = "logger",
7850aadb33SDmitri Tikhonov    [LSQLM_EVENT]       = "event",
7950aadb33SDmitri Tikhonov    [LSQLM_ENGINE]      = "engine",
8050aadb33SDmitri Tikhonov    [LSQLM_CONN]        = "conn",
8150aadb33SDmitri Tikhonov    [LSQLM_RECHIST]     = "rechist",
8250aadb33SDmitri Tikhonov    [LSQLM_STREAM]      = "stream",
8350aadb33SDmitri Tikhonov    [LSQLM_PARSE]       = "parse",
8450aadb33SDmitri Tikhonov    [LSQLM_CFCW]        = "cfcw",
8550aadb33SDmitri Tikhonov    [LSQLM_SFCW]        = "sfcw",
8650aadb33SDmitri Tikhonov    [LSQLM_SENDCTL]     = "sendctl",
8750aadb33SDmitri Tikhonov    [LSQLM_ALARMSET]    = "alarmset",
8850aadb33SDmitri Tikhonov    [LSQLM_CRYPTO]      = "crypto",
8950aadb33SDmitri Tikhonov    [LSQLM_HANDSHAKE]   = "handshake",
9050aadb33SDmitri Tikhonov    [LSQLM_HSK_ADAPTER] = "hsk-adapter",
9150aadb33SDmitri Tikhonov    [LSQLM_CUBIC]       = "cubic",
9250aadb33SDmitri Tikhonov    [LSQLM_HEADERS]     = "headers",
9350aadb33SDmitri Tikhonov    [LSQLM_FRAME_READER]= "frame-reader",
9450aadb33SDmitri Tikhonov    [LSQLM_FRAME_WRITER]= "frame-writer",
9550aadb33SDmitri Tikhonov    [LSQLM_CONN_HASH]   = "conn-hash",
9650aadb33SDmitri Tikhonov    [LSQLM_ENG_HIST]    = "eng-hist",
9750aadb33SDmitri Tikhonov    [LSQLM_SPI]         = "spi",
9850aadb33SDmitri Tikhonov    [LSQLM_DI]          = "di",
9950aadb33SDmitri Tikhonov    [LSQLM_PACER]       = "pacer",
10050aadb33SDmitri Tikhonov};
10150aadb33SDmitri Tikhonov
10250aadb33SDmitri Tikhonovconst char *const lsq_loglevel2str[N_LSQUIC_LOG_LEVELS] = {
10350aadb33SDmitri Tikhonov    [LSQ_LOG_ALERT]   =  "ALERT",
10450aadb33SDmitri Tikhonov    [LSQ_LOG_CRIT]    =  "CRIT",
10550aadb33SDmitri Tikhonov    [LSQ_LOG_DEBUG]   =  "DEBUG",
10650aadb33SDmitri Tikhonov    [LSQ_LOG_EMERG]   =  "EMERG",
10750aadb33SDmitri Tikhonov    [LSQ_LOG_ERROR]   =  "ERROR",
10850aadb33SDmitri Tikhonov    [LSQ_LOG_INFO]    =  "INFO",
10950aadb33SDmitri Tikhonov    [LSQ_LOG_NOTICE]  =  "NOTICE",
11050aadb33SDmitri Tikhonov    [LSQ_LOG_WARN]    =  "WARN",
11150aadb33SDmitri Tikhonov};
11250aadb33SDmitri Tikhonov
11350aadb33SDmitri Tikhonov
11450aadb33SDmitri Tikhonovstatic void
11550aadb33SDmitri Tikhonovlsquic_printf (const char *fmt, ...)
11650aadb33SDmitri Tikhonov{
11750aadb33SDmitri Tikhonov    va_list ap;
11850aadb33SDmitri Tikhonov    va_start(ap, fmt);
11950aadb33SDmitri Tikhonov    logger_if->vprintf(logger_ctx, fmt, ap);
12050aadb33SDmitri Tikhonov    va_end(ap);
12150aadb33SDmitri Tikhonov}
12250aadb33SDmitri Tikhonov
12350aadb33SDmitri Tikhonov
12450aadb33SDmitri Tikhonovstatic void
12550aadb33SDmitri Tikhonovprint_timestamp (void)
12650aadb33SDmitri Tikhonov{
127461e84d8SAmol Deshpande#ifndef WIN32
12850aadb33SDmitri Tikhonov    struct tm tm;
12950aadb33SDmitri Tikhonov    struct timeval tv;
13050aadb33SDmitri Tikhonov    gettimeofday(&tv, NULL);
13150aadb33SDmitri Tikhonov    localtime_r(&tv.tv_sec, &tm);
132bfc7bfd8SDmitri Tikhonov    if (g_llts == LLTS_YYYYMMDD_HHMMSSUS)
133bfc7bfd8SDmitri Tikhonov        lsquic_printf("%04d-%02d-%02d %02d:%02d:%02d.%06d ",
134bfc7bfd8SDmitri Tikhonov            tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
135bfc7bfd8SDmitri Tikhonov            tm.tm_hour, tm.tm_min, tm.tm_sec, (int) (tv.tv_usec));
136bfc7bfd8SDmitri Tikhonov    else if (g_llts == LLTS_YYYYMMDD_HHMMSSMS)
13750aadb33SDmitri Tikhonov        lsquic_printf("%04d-%02d-%02d %02d:%02d:%02d.%03d ",
13850aadb33SDmitri Tikhonov            tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
13950aadb33SDmitri Tikhonov            tm.tm_hour, tm.tm_min, tm.tm_sec, (int) (tv.tv_usec / 1000));
14050aadb33SDmitri Tikhonov    else if (g_llts == LLTS_HHMMSSMS)
14150aadb33SDmitri Tikhonov        lsquic_printf("%02d:%02d:%02d.%03d ", tm.tm_hour, tm.tm_min,
14250aadb33SDmitri Tikhonov                                    tm.tm_sec, (int) (tv.tv_usec / 1000));
14350aadb33SDmitri Tikhonov    else if (g_llts == LLTS_HHMMSSUS)
14450aadb33SDmitri Tikhonov        lsquic_printf("%02d:%02d:%02d.%06d ", tm.tm_hour, tm.tm_min,
14550aadb33SDmitri Tikhonov                                    tm.tm_sec, (int) tv.tv_usec);
14650aadb33SDmitri Tikhonov    else if (g_llts == LLTS_CHROMELIKE)
14750aadb33SDmitri Tikhonov        lsquic_printf("%02d%02d/%02d%02d%02d.%06d ", tm.tm_mon + 1,
14850aadb33SDmitri Tikhonov            tm.tm_mday,tm.tm_hour, tm.tm_min, tm.tm_sec, (int) tv.tv_usec);
149461e84d8SAmol Deshpande#else
150461e84d8SAmol Deshpande    SYSTEMTIME tm = { 0 };
151461e84d8SAmol Deshpande    GetSystemTime(&tm);
152461e84d8SAmol Deshpande    if (g_llts == LLTS_YYYYMMDD_HHMMSSUS)
153461e84d8SAmol Deshpande        lsquic_printf("%04d-%02d-%02d %02d:%02d:%02d.%06d ",
154461e84d8SAmol Deshpande            tm.wYear + 1900, tm.wMonth + 1, tm.wDay,
155461e84d8SAmol Deshpande            tm.wHour, tm.wMinute, tm.wSecond, tm.wMilliseconds*1000 );
156461e84d8SAmol Deshpande    else if (g_llts == LLTS_YYYYMMDD_HHMMSSMS)
157461e84d8SAmol Deshpande        lsquic_printf("%04d-%02d-%02d %02d:%02d:%02d.%03d ",
158461e84d8SAmol Deshpande            tm.wYear + 1900, tm.wMonth + 1, tm.wDay,
159461e84d8SAmol Deshpande            tm.wHour, tm.wMinute, tm.wSecond, tm.wMilliseconds*1000 );
160461e84d8SAmol Deshpande    else if (g_llts == LLTS_HHMMSSMS)
161461e84d8SAmol Deshpande        lsquic_printf("%02d:%02d:%02d.%03d ", tm.wHour, tm.wMinute,
162461e84d8SAmol Deshpande                                    tm.wSecond, tm.wMilliseconds );
163461e84d8SAmol Deshpande    else if (g_llts == LLTS_HHMMSSUS)
164461e84d8SAmol Deshpande        lsquic_printf("%02d:%02d:%02d.%03d ", tm.wHour, tm.wMinute,
165461e84d8SAmol Deshpande                                    tm.wSecond, tm.wMilliseconds*1000 );
166461e84d8SAmol Deshpande    else if (g_llts == LLTS_CHROMELIKE)
167461e84d8SAmol Deshpande        lsquic_printf("%02d%02d/%02d%02d%02d.%06d ", tm.wMonth + 1,
168461e84d8SAmol Deshpande            tm.wDay,tm.wHour, tm.wMinute, tm.wSecond, (int) tm.wMilliseconds*1000);
169461e84d8SAmol Deshpande#endif
17050aadb33SDmitri Tikhonov}
17150aadb33SDmitri Tikhonov
17250aadb33SDmitri Tikhonov
17350aadb33SDmitri Tikhonovvoid
17450aadb33SDmitri Tikhonovlsquic_logger_log3 (enum lsq_log_level log_level,
17550aadb33SDmitri Tikhonov                    enum lsquic_logger_module module,
17650aadb33SDmitri Tikhonov                    uint64_t conn_id, uint32_t stream_id, const char *fmt, ...)
17750aadb33SDmitri Tikhonov{
17850aadb33SDmitri Tikhonov    const int saved_errno = errno;
17950aadb33SDmitri Tikhonov
18050aadb33SDmitri Tikhonov    if (g_llts != LLTS_NONE)
18150aadb33SDmitri Tikhonov        print_timestamp();
18250aadb33SDmitri Tikhonov
18350aadb33SDmitri Tikhonov    lsquic_printf("[%s] [QUIC:%"PRIu64"-%"PRIu32"] %s: ",
18450aadb33SDmitri Tikhonov        lsq_loglevel2str[log_level], conn_id, stream_id, lsqlm_to_str[module]);
18550aadb33SDmitri Tikhonov    va_list ap;
18650aadb33SDmitri Tikhonov    va_start(ap, fmt);
18750aadb33SDmitri Tikhonov    logger_if->vprintf(logger_ctx, fmt, ap);
18850aadb33SDmitri Tikhonov    va_end(ap);
18950aadb33SDmitri Tikhonov    lsquic_printf("\n");
19050aadb33SDmitri Tikhonov    errno = saved_errno;
19150aadb33SDmitri Tikhonov}
19250aadb33SDmitri Tikhonov
19350aadb33SDmitri Tikhonov
19450aadb33SDmitri Tikhonovvoid
19550aadb33SDmitri Tikhonovlsquic_logger_log2 (enum lsq_log_level log_level,
19650aadb33SDmitri Tikhonov                    enum lsquic_logger_module module,
19750aadb33SDmitri Tikhonov                    uint64_t conn_id, const char *fmt, ...)
19850aadb33SDmitri Tikhonov{
19950aadb33SDmitri Tikhonov    const int saved_errno = errno;
20050aadb33SDmitri Tikhonov
20150aadb33SDmitri Tikhonov    if (g_llts != LLTS_NONE)
20250aadb33SDmitri Tikhonov        print_timestamp();
20350aadb33SDmitri Tikhonov
20450aadb33SDmitri Tikhonov    lsquic_printf("[%s] [QUIC:%"PRIu64"] %s: ",
20550aadb33SDmitri Tikhonov        lsq_loglevel2str[log_level], conn_id, lsqlm_to_str[module]);
20650aadb33SDmitri Tikhonov    va_list ap;
20750aadb33SDmitri Tikhonov    va_start(ap, fmt);
20850aadb33SDmitri Tikhonov    logger_if->vprintf(logger_ctx, fmt, ap);
20950aadb33SDmitri Tikhonov    va_end(ap);
21050aadb33SDmitri Tikhonov    lsquic_printf("\n");
21150aadb33SDmitri Tikhonov    errno = saved_errno;
21250aadb33SDmitri Tikhonov}
21350aadb33SDmitri Tikhonov
21450aadb33SDmitri Tikhonov
21550aadb33SDmitri Tikhonovvoid
21650aadb33SDmitri Tikhonovlsquic_logger_log1 (enum lsq_log_level log_level,
21750aadb33SDmitri Tikhonov                    enum lsquic_logger_module module,
21850aadb33SDmitri Tikhonov                    const char *fmt, ...)
21950aadb33SDmitri Tikhonov{
22050aadb33SDmitri Tikhonov    const int saved_errno = errno;
22150aadb33SDmitri Tikhonov
22250aadb33SDmitri Tikhonov    if (g_llts != LLTS_NONE)
22350aadb33SDmitri Tikhonov        print_timestamp();
22450aadb33SDmitri Tikhonov
22550aadb33SDmitri Tikhonov    lsquic_printf("[%s] %s: ", lsq_loglevel2str[log_level],
22650aadb33SDmitri Tikhonov                                                lsqlm_to_str[module]);
22750aadb33SDmitri Tikhonov    va_list ap;
22850aadb33SDmitri Tikhonov    va_start(ap, fmt);
22950aadb33SDmitri Tikhonov    logger_if->vprintf(logger_ctx, fmt, ap);
23050aadb33SDmitri Tikhonov    va_end(ap);
23150aadb33SDmitri Tikhonov    lsquic_printf("\n");
23250aadb33SDmitri Tikhonov    errno = saved_errno;
23350aadb33SDmitri Tikhonov}
23450aadb33SDmitri Tikhonov
23550aadb33SDmitri Tikhonov
23650aadb33SDmitri Tikhonovvoid
23750aadb33SDmitri Tikhonovlsquic_logger_log0 (enum lsq_log_level log_level, const char *fmt, ...)
23850aadb33SDmitri Tikhonov{
23950aadb33SDmitri Tikhonov    const int saved_errno = errno;
24050aadb33SDmitri Tikhonov
24150aadb33SDmitri Tikhonov    if (g_llts != LLTS_NONE)
24250aadb33SDmitri Tikhonov        print_timestamp();
24350aadb33SDmitri Tikhonov
24450aadb33SDmitri Tikhonov    lsquic_printf("[%s] ", lsq_loglevel2str[log_level]);
24550aadb33SDmitri Tikhonov    va_list ap;
24650aadb33SDmitri Tikhonov    va_start(ap, fmt);
24750aadb33SDmitri Tikhonov    logger_if->vprintf(logger_ctx, fmt, ap);
24850aadb33SDmitri Tikhonov    va_end(ap);
24950aadb33SDmitri Tikhonov    lsquic_printf("\n");
25050aadb33SDmitri Tikhonov    errno = saved_errno;
25150aadb33SDmitri Tikhonov}
25250aadb33SDmitri Tikhonov
25350aadb33SDmitri Tikhonov
25450aadb33SDmitri Tikhonovvoid
25550aadb33SDmitri Tikhonovlsquic_logger_init (const struct lsquic_logger_if *lif, void *lctx,
25650aadb33SDmitri Tikhonov                    unsigned llts)
25750aadb33SDmitri Tikhonov{
25850aadb33SDmitri Tikhonov    logger_if  = lif;
25950aadb33SDmitri Tikhonov    logger_ctx = lctx;
26050aadb33SDmitri Tikhonov    if (llts < N_LLTS)
26150aadb33SDmitri Tikhonov        g_llts = llts;
26250aadb33SDmitri Tikhonov    LSQ_DEBUG("%s called", __func__);
26350aadb33SDmitri Tikhonov}
26450aadb33SDmitri Tikhonov
26550aadb33SDmitri Tikhonov
26650aadb33SDmitri Tikhonovenum lsquic_logger_module
26750aadb33SDmitri Tikhonovlsquic_str_to_logger_module (const char *str)
26850aadb33SDmitri Tikhonov{
26950aadb33SDmitri Tikhonov    enum lsquic_logger_module i;
27050aadb33SDmitri Tikhonov    for (i = 0; i < sizeof(lsqlm_to_str) / sizeof(lsqlm_to_str[0]); ++i)
27150aadb33SDmitri Tikhonov        if (0 == strcasecmp(lsqlm_to_str[i], str))
27250aadb33SDmitri Tikhonov            return i;
27350aadb33SDmitri Tikhonov    return -1;
27450aadb33SDmitri Tikhonov}
27550aadb33SDmitri Tikhonov
27650aadb33SDmitri Tikhonov
27750aadb33SDmitri Tikhonovenum lsq_log_level
27850aadb33SDmitri Tikhonovlsquic_str_to_log_level (const char *str)
27950aadb33SDmitri Tikhonov{
28050aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "emerg"))
28150aadb33SDmitri Tikhonov        return LSQ_LOG_EMERG;
28250aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "alert"))
28350aadb33SDmitri Tikhonov        return LSQ_LOG_ALERT;
28450aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "crit"))
28550aadb33SDmitri Tikhonov        return LSQ_LOG_CRIT;
28650aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "error"))
28750aadb33SDmitri Tikhonov        return LSQ_LOG_ERROR;
28850aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "warn"))
28950aadb33SDmitri Tikhonov        return LSQ_LOG_WARN;
29050aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "notice"))
29150aadb33SDmitri Tikhonov        return LSQ_LOG_NOTICE;
29250aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "info"))
29350aadb33SDmitri Tikhonov        return LSQ_LOG_INFO;
29450aadb33SDmitri Tikhonov    if (0 == strcasecmp(str, "debug"))
29550aadb33SDmitri Tikhonov        return LSQ_LOG_DEBUG;
29650aadb33SDmitri Tikhonov    return -1;
29750aadb33SDmitri Tikhonov}
29850aadb33SDmitri Tikhonov
29950aadb33SDmitri Tikhonov
30050aadb33SDmitri Tikhonovvoid
30150aadb33SDmitri Tikhonovlsquic_log_to_fstream (FILE *file, unsigned llts)
30250aadb33SDmitri Tikhonov{
30350aadb33SDmitri Tikhonov    lsquic_logger_init(&file_logger_if, file, llts);
30450aadb33SDmitri Tikhonov}
30550aadb33SDmitri Tikhonov
30650aadb33SDmitri Tikhonov
30750aadb33SDmitri Tikhonovint
30850aadb33SDmitri Tikhonovlsquic_logger_lopt (const char *optarg_orig)
30950aadb33SDmitri Tikhonov{
31050aadb33SDmitri Tikhonov    char *const optarg = strdup(optarg_orig);
31150aadb33SDmitri Tikhonov    char *mod_str;
31250aadb33SDmitri Tikhonov    int i;
31350aadb33SDmitri Tikhonov    for (i = 0; (mod_str = strtok(i ? NULL : optarg, ",")); ++i) {
31450aadb33SDmitri Tikhonov        char *level_str = strchr(mod_str, '=');
31550aadb33SDmitri Tikhonov        if (!level_str) {
31650aadb33SDmitri Tikhonov            fprintf(stderr, "Invalid module specification `%s'\n", mod_str);
31750aadb33SDmitri Tikhonov            break;
31850aadb33SDmitri Tikhonov        }
31950aadb33SDmitri Tikhonov        *level_str = '\0';
32050aadb33SDmitri Tikhonov        ++level_str;
32150aadb33SDmitri Tikhonov        enum lsquic_logger_module mod = lsquic_str_to_logger_module(mod_str);
32250aadb33SDmitri Tikhonov        if (-1 == (int) mod) {
32350aadb33SDmitri Tikhonov            fprintf(stderr, "`%s' is not a valid module name\n", mod_str);
32450aadb33SDmitri Tikhonov            break;
32550aadb33SDmitri Tikhonov        }
32650aadb33SDmitri Tikhonov        enum lsq_log_level level = lsquic_str_to_log_level(level_str);
32750aadb33SDmitri Tikhonov        if (-1 == (int) level) {
32850aadb33SDmitri Tikhonov            fprintf(stderr, "`%s' is not a valid level\n", level_str);
32950aadb33SDmitri Tikhonov            break;
33050aadb33SDmitri Tikhonov        }
33150aadb33SDmitri Tikhonov        lsq_log_levels[mod] = level;
33250aadb33SDmitri Tikhonov        LSQ_INFO("set %s to %s", mod_str, level_str);
33350aadb33SDmitri Tikhonov    }
33450aadb33SDmitri Tikhonov    free(optarg);
33550aadb33SDmitri Tikhonov    return mod_str == NULL ? 0 : -1;
33650aadb33SDmitri Tikhonov}
33750aadb33SDmitri Tikhonov
33850aadb33SDmitri Tikhonov
33950aadb33SDmitri Tikhonovint
34050aadb33SDmitri Tikhonovlsquic_set_log_level (const char *level_str)
34150aadb33SDmitri Tikhonov{
34250aadb33SDmitri Tikhonov    enum lsq_log_level level;
34350aadb33SDmitri Tikhonov    unsigned i;
34450aadb33SDmitri Tikhonov
34550aadb33SDmitri Tikhonov    level = lsquic_str_to_log_level(level_str);
34650aadb33SDmitri Tikhonov    if ((int) level >= 0)
34750aadb33SDmitri Tikhonov    {
34850aadb33SDmitri Tikhonov        for (i = 0; i < sizeof(lsq_log_levels) / sizeof(lsq_log_levels[0]); ++i)
34950aadb33SDmitri Tikhonov            lsq_log_levels[i] = level;
35050aadb33SDmitri Tikhonov        return 0;
35150aadb33SDmitri Tikhonov    }
35250aadb33SDmitri Tikhonov    else
35350aadb33SDmitri Tikhonov        return -1;
35450aadb33SDmitri Tikhonov}
35550aadb33SDmitri Tikhonov
35650aadb33SDmitri Tikhonov
357