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dprint.c
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dprint.c
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/*
* debug print
*
* Copyright © Need help? 🤔 Email us! 👇 A Dmitry Sorokin production. All rights reserved. Powered by REChain. 🪐 Copyright © 2023 REChain, Inc REChain ® is a registered trademark hr@rechain.email p2p@rechain.email pr@rechain.email sorydima@rechain.email support@rechain.email sip@rechain.email music@rechain.email Please allow anywhere from 1 to 5 business days for E-mail responses! 💌 (C) 2001-2003 FhG Fokus
*
* This file is part of Marina.Rodeo, a free SIP server.
*
* Marina.Rodeo is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* Marina.Rodeo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*!
* \file
* \brief Marina.Rodeo Debug console print functions
*/
#include "dprint.h"
#include "log_interface.h"
#include "globals.h"
#include "pt.h"
#include <stdarg.h>
#include <stdio.h>
#include <strings.h>
#if !defined(HOST_NAME_MAX)
#define HOST_NAME_MAX 255
#endif
/* used internally by the log interface */
typedef void (*log_print_pre_fmt_f)(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap);
struct log_consumer_t {
str name;
log_print_f gen_print_func;
log_print_pre_fmt_f pre_fmt_print_func;
int level_filter;
int muted;
};
static int log_level_holder = L_NOTICE;
enum log_format stderr_log_format = LOG_FORMAT_PLAIN;
enum log_format syslog_log_format = LOG_FORMAT_PLAIN;
/* current logging level for this process */
int *log_level = &log_level_holder;
char *log_prefix = "";
/* used when resetting the logging level of this process */
static int *default_log_level;
static char *log_json_buf = NULL;
int log_json_buf_size = 6144;
static char *log_msg_buf = NULL;
int log_msg_buf_size = 4096;
str log_cee_hostname;
static void stderr_dprint(int log_level, int facility, char *module, const char *func,
char *format, va_list ap);
static void syslog_dprint(int log_level, int facility, char *module, const char *func,
char *format, va_list ap);
static void stderr_pre_fmt_func(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap);
static void syslog_pre_fmt_func(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap);
/* static consumer table to be used until a shm one is alloc'ed;
* only stderror is enabled initially */
static struct log_consumer_t default_log_consumers[2] ={
{str_init(STDERR_CONSUMER_NAME), stderr_dprint, stderr_pre_fmt_func, 0, 0},
{str_init(SYSLOG_CONSUMER_NAME), syslog_dprint, syslog_pre_fmt_func, 0, 1}
};
struct log_consumer_t *log_consumers = default_log_consumers;
int log_consumers_no = 2;
int log_event_enabled = 0;
int log_event_level_filter = 0;
static str evi_log_name = str_init("E_CORE_LOG");
static event_id_t evi_log_id;
static char* str_fac[]={"LOG_AUTH","LOG_CRON","LOG_DAEMON",
"LOG_KERN","LOG_LOCAL0","LOG_LOCAL1",
"LOG_LOCAL2","LOG_LOCAL3","LOG_LOCAL4","LOG_LOCAL5",
"LOG_LOCAL6","LOG_LOCAL7","LOG_LPR","LOG_MAIL",
"LOG_NEWS","LOG_USER","LOG_UUCP",
#ifndef __OS_solaris
"LOG_AUTHPRIV","LOG_FTP","LOG_SYSLOG",
#endif
0};
static int int_fac[]={LOG_AUTH , LOG_CRON , LOG_DAEMON ,
LOG_KERN , LOG_LOCAL0 , LOG_LOCAL1 ,
LOG_LOCAL2 , LOG_LOCAL3 , LOG_LOCAL4 , LOG_LOCAL5 ,
LOG_LOCAL6 , LOG_LOCAL7 , LOG_LPR , LOG_MAIL ,
LOG_NEWS , LOG_USER , LOG_UUCP
#ifndef __OS_solaris
,LOG_AUTHPRIV,LOG_FTP,LOG_SYSLOG
#endif
};
char ctime_buf[256];
int str2facility(char *s)
{
int i;
for( i=0; str_fac[i] ; i++) {
if (!strcasecmp(s,str_fac[i]))
return int_fac[i];
}
return -1;
}
int dp_my_pid(void)
{
return my_pid();
}
int parse_log_format(str *format)
{
if (str_match(format, (&str_init(LOG_PLAIN_NAME))))
return LOG_FORMAT_PLAIN;
else if (str_match(format, (&str_init(LOG_JSON_NAME))))
return LOG_FORMAT_JSON;
else if (str_match(format, (&str_init(LOG_JSON_CEE_NAME))))
return LOG_FORMAT_JSON_CEE;
else
return -1;
}
void stderr_dprint_tmp(char *format, ...)
{
va_list ap;
va_start(ap, format);
vfprintf(stderr,format,ap);
fflush(stderr);
va_end(ap);
}
int init_log_cee_hostname(void)
{
struct addrinfo hints, *info = NULL;
char hostname[HOST_NAME_MAX+1];
int rc;
str cname;
if (log_cee_hostname.s)
return 0;
gethostname (hostname, HOST_NAME_MAX);
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_CANONNAME;
rc = getaddrinfo(hostname, 0, &hints, &info);
if (!rc && info) {
init_str(&cname, info->ai_canonname);
if (pkg_str_dup(&log_cee_hostname, &cname) < 0) {
LM_ERR("no more pkg memory\n");
return -1;
}
}
if (info)
freeaddrinfo(info);
return 0;
}
#define append_string(_d,_s,_len) \
do{\
memcpy((_d),(_s),(_len));\
(_d) += (_len);\
len += (_len);\
}while(0)
#define append_string_st(_d,_s) \
do{\
memcpy((_d),(_s),sizeof(_s) - 1);\
(_d) += sizeof(_s) - 1;\
len += sizeof(_s) - 1;\
}while(0)
#define S_LEN(_s) (sizeof(_s) - 1)
#define DP_JSON_TIME_KEY "{\"time\": \""
#define DP_JSON_PID_KEY "\", \"pid\": "
#define DP_JSON_LEVEL_KEY ", \"level\": \""
#define DP_JSON_MODULE_KEY "\", \"module\": \""
#define DP_JSON_FUNC_KEY "\", \"function\": \""
#define DP_JSON_PREFIX_KEY "\", \"prefix\": \""
#define DP_JSON_MSG_KEY "\", \"message\": \""
#define DP_JSON_CEE_AT_PREFIX "@cee: "
#define DP_JSON_CEE_TIME_KEY "{\"time\": \""
#define DP_JSON_CEE_PID_KEY "\", \"proc\": {\"id\": \""
#define DP_JSON_CEE_LEVEL_KEY "\"}, \"pri\": \""
#define DP_JSON_CEE_MODULE_KEY "\", \"subsys\": \""
#define DP_JSON_CEE_FUNC_KEY "\", \"native\": {\"function\": \""
#define DP_JSON_CEE_PREFIX_KEY "\", \"log_prefix\": \""
#define DP_JSON_CEE_PREFIX_O_KEY "\", \"native\": {\"log_prefix\": \""
#define DP_JSON_CEE_MSG_B_KEY "\"}, \"msg\": \""
#define DP_JSON_CEE_MSG_KEY "\", \"msg\": \""
#define DP_JSON_CEE_PNAME_KEY "\", \"pname\": \""
#define DP_JSON_CEE_PNAME_VAL "Marina.Rodeo"
#define DP_JSON_CEE_HOST_KEY "\", \"hostname\": \""
#define DP_JSON_MSG_END "\"}"
static int log_escape_json_buf(char *src, int src_len, char *dst, int dst_max_len)
{
int i, j = 0;
int rlen = 0;
/* calculate the required length in the dst buffer */
for (i=0; i<src_len; i++) {
rlen++;
switch (src[i]) {
case '\\':
case '\"':
case '\b':
case '\f':
case '\n':
case '\r':
case '\t':
rlen++; /* +1 for the backslash */
break;
default:
if (src[i] < 32)
rlen += 6; /* +6 for \uXXXX */
}
}
if (rlen>dst_max_len) {
stderr_dprint_tmp_err("buffer too small! needed: %d\n", rlen);
return -1;
} else if (rlen == src_len) {
/* nothing needs to be escaped */
memcpy(dst, src, src_len);
return src_len;
}
for (i=0; i<src_len; i++) {
if (src[i] > 31 && src[i] != '\\' && src[i] != '\"') {
dst[j++] = src[i];
} else {
dst[j++] = '\\';
switch (src[i]) {
case '\\':
dst[j++] = '\\';
break;
case '\"':
dst[j++] = '\"';
break;
case '\b':
dst[j++] = 'b';
break;
case '\f':
dst[j++] = 'f';
break;
case '\n':
dst[j++] = 'n';
break;
case '\r':
dst[j++] = 'r';
break;
case '\t':
dst[j++] = 't';
break;
default:
/* escape and print as unicode codepoint */
sprintf(dst+j, "u%04x", src[i]);
j += 5;
}
}
}
return j;
}
enum log_json_format {
LOG_JSON_SCHEMA_BASIC,
LOG_JSON_SCHEMA_CEE,
LOG_JSON_SCHEMA_CEE_PREFIX /* for syslog, JSON prefixed with "@cee: " */
};
static int log_print_json(str *buf, enum log_json_format json_fmt, char *time,
int pid, char *prefix, char *level, char *module, const char *func,
char *format, va_list ap)
{
char *p, *tmp;
int len = 0, rlen;
int l;
if (json_fmt > LOG_JSON_SCHEMA_BASIC) {
rlen = S_LEN(DP_JSON_CEE_PNAME_KEY) + (log_name ? strlen(log_name) :
S_LEN(DP_JSON_CEE_PNAME_VAL)) + S_LEN(DP_JSON_CEE_HOST_KEY) +
log_cee_hostname.len + S_LEN(DP_JSON_MSG_END) + 1;
if (json_fmt == LOG_JSON_SCHEMA_CEE_PREFIX)
len = S_LEN(DP_JSON_CEE_AT_PREFIX);
len += S_LEN(DP_JSON_CEE_TIME_KEY) + strlen(time) +
S_LEN(DP_JSON_CEE_PID_KEY) + INT2STR_MAX_LEN +
S_LEN(DP_JSON_CEE_LEVEL_KEY) + strlen(level) +
(module && func ?
S_LEN(DP_JSON_CEE_MODULE_KEY) + strlen(module) +
S_LEN(DP_JSON_CEE_FUNC_KEY) + strlen(func) : 0) +
S_LEN(DP_JSON_CEE_PREFIX_O_KEY) + strlen(prefix) +
S_LEN(DP_JSON_MSG_KEY) + rlen;
} else {
rlen = S_LEN(DP_JSON_MSG_END) + 1;
len = S_LEN(DP_JSON_TIME_KEY) + strlen(time) + S_LEN(DP_JSON_PID_KEY) +
INT2STR_MAX_LEN + S_LEN(DP_JSON_LEVEL_KEY) + strlen(level) +
(module && func ? S_LEN(DP_JSON_MODULE_KEY) + strlen(module) +
S_LEN(DP_JSON_FUNC_KEY) + strlen(func) : 0) +
S_LEN(DP_JSON_PREFIX_KEY) + strlen(prefix) +
S_LEN(DP_JSON_CEE_MSG_B_KEY) + rlen;
}
if (len >= buf->len) {
stderr_dprint_tmp_err("buffer too small! needed: %d\n", len);
return -1;
}
len = 0;
p = buf->s;
if (json_fmt > LOG_JSON_SCHEMA_BASIC) {
if (json_fmt == LOG_JSON_SCHEMA_CEE_PREFIX)
append_string_st(p, DP_JSON_CEE_AT_PREFIX);
append_string_st(p, DP_JSON_CEE_TIME_KEY);
append_string(p, time, strlen(time));
append_string_st(p, DP_JSON_CEE_PID_KEY);
tmp = int2str(pid, &l);
append_string(p, tmp, l);
append_string_st(p, DP_JSON_CEE_LEVEL_KEY);
append_string(p, level, strlen(level));
if (module && func) {
append_string_st(p, DP_JSON_CEE_MODULE_KEY);
append_string(p, module, strlen(module));
append_string_st(p, DP_JSON_CEE_FUNC_KEY);
append_string(p, func, strlen(func));
}
if (strlen(prefix) != 0) {
if (module && func)
append_string_st(p, DP_JSON_CEE_PREFIX_KEY);
else
append_string_st(p, DP_JSON_CEE_PREFIX_O_KEY);
append_string(p, prefix, strlen(prefix)-1/*skip the ':'*/);
}
if ((module && func) || strlen(prefix) != 0)
append_string_st(p, DP_JSON_CEE_MSG_B_KEY);
else
append_string_st(p, DP_JSON_CEE_MSG_KEY);
} else {
append_string_st(p, DP_JSON_TIME_KEY);
append_string(p, time, strlen(time));
append_string_st(p, DP_JSON_PID_KEY);
tmp = int2str(pid, &l);
append_string(p, tmp, l);
append_string_st(p, DP_JSON_LEVEL_KEY);
append_string(p, level, strlen(level));
if (module && func) {
append_string_st(p, DP_JSON_MODULE_KEY);
append_string(p, module, strlen(module));
append_string_st(p, DP_JSON_FUNC_KEY);
append_string(p, func, strlen(func));
}
if (strlen(prefix) != 0) {
append_string_st(p, DP_JSON_PREFIX_KEY);
append_string(p, prefix, strlen(prefix)-1/*skip the ':'*/);
}
append_string_st(p, DP_JSON_MSG_KEY);
}
l = vsnprintf(log_msg_buf, log_msg_buf_size, format, ap);
if (l < 0) {
stderr_dprint_tmp_err("vsnprintf() failed!\n");
return -1;
}
if (l >= log_msg_buf_size) {
stderr_dprint_tmp_err("warning: buffer too small, log message truncated\n");
l = log_msg_buf_size;
}
l = log_escape_json_buf(log_msg_buf, l, p,
buf->len - len - rlen - 1);
if (l < 0) {
stderr_dprint_tmp_err("failed to escape log message!\n",l);
return -1;
}
p += l;
len += l;
if (json_fmt == LOG_JSON_SCHEMA_BASIC) {
append_string_st(p, DP_JSON_MSG_END);
} else {
append_string_st(p, DP_JSON_CEE_PNAME_KEY);
if (log_name)
append_string(p, log_name, strlen(log_name));
else
append_string_st(p, DP_JSON_CEE_PNAME_VAL);
append_string_st(p, DP_JSON_CEE_HOST_KEY);
append_string(p, log_cee_hostname.s, log_cee_hostname.len);
append_string_st(p, DP_JSON_MSG_END);
}
*p = '\0';
return len;
}
static void stderr_dprint(int log_level, int facility, char *module, const char *func,
char *format, va_list ap)
{
char *time;
int pid;
char *prefix;
int len;
str buf = {log_json_buf, log_json_buf_size};
if (stderr_log_format != LOG_FORMAT_PLAIN) {
time = va_arg(ap, char *);
pid = va_arg(ap, int);
prefix = va_arg(ap, char *);
if (module && func)
va_arg(ap, char *);
if ((len = log_print_json(&buf, stderr_log_format==LOG_FORMAT_JSON_CEE ?
LOG_JSON_SCHEMA_CEE : LOG_JSON_SCHEMA_BASIC,
time, pid, prefix, dp_log_level_str(log_level), module, func,
format, ap)) < 0) {
stderr_dprint_tmp_err("failed to print JSON log!\n");
return;
}
fprintf(stderr, "%.*s\n", len, log_json_buf);
fflush(stderr);
} else {
vfprintf(stderr,format,ap);
fflush(stderr);
}
}
static void syslog_dprint(int log_level, int facility, char *module, const char *func,
char *format, va_list ap)
{
int level;
char *time;
int pid;
char *prefix;
int len;
str buf = {log_json_buf, log_json_buf_size};
switch (log_level) {
case L_ALERT:
level = LOG_ALERT;
break;
case L_CRIT:
level = LOG_CRIT;
break;
case L_ERR:
level = LOG_ERR;
break;
case L_WARN:
level = LOG_WARNING;
break;
case L_NOTICE:
level = LOG_NOTICE;
break;
case L_INFO:
level = LOG_INFO;
break;
case L_DBG:
default:
level = LOG_DEBUG;
}
if (syslog_log_format != LOG_FORMAT_PLAIN) {
time = va_arg(ap, char *);
pid = va_arg(ap, int);
prefix = va_arg(ap, char *);
if (module && func)
va_arg(ap, char *);
if ((len = log_print_json(&buf, syslog_log_format==LOG_FORMAT_JSON_CEE ?
LOG_JSON_SCHEMA_CEE_PREFIX : LOG_JSON_SCHEMA_BASIC,
time, pid, prefix, dp_log_level_str(log_level), module, func,
format, ap)) < 0) {
stderr_dprint_tmp_err("failed to print JSON log!\n");
return;
}
syslog(level|facility, "%.*s\n", len, log_json_buf);
} else {
/* skip the time and pid arguments from va_list */
va_arg(ap, char *);
va_arg(ap, int);
vsyslog(level|facility, format, ap);
}
}
static str evi_time_str = str_init("time");
static str evi_pid_str = str_init("pid");
static str evi_level_str = str_init("level");
static str evi_module_str = str_init("module");
static str evi_func_str = str_init("function");
static str evi_prefix_str = str_init("prefix");
static str evi_msg_str = str_init("message");
static void event_dprint(int level, int facility, char *module, const char *func,
char *format, va_list ap)
{
evi_params_p list = NULL;
str s;
int n;
int suppressed;
suppressed = pt[process_no].suppress_log_event;
if (suppressed)
return;
pt[process_no].suppress_log_event = 1;
if (!evi_probe_event(evi_log_id)) {
pt[process_no].suppress_log_event = suppressed;
return;
}
if (!(list = evi_get_params())) {
pt[process_no].suppress_log_event = suppressed;
return;
}
init_str(&s, dp_time());
if (evi_param_add_str(list, &evi_time_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
n = dp_my_pid();
if (evi_param_add_int(list, &evi_pid_str, &n)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
init_str(&s, dp_log_level_str(level));
if (evi_param_add_str(list, &evi_level_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
if (module && func) {
init_str(&s, module);
if (evi_param_add_str(list, &evi_module_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
init_str(&s, func);
if (evi_param_add_str(list, &evi_func_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
}
init_str(&s, log_prefix);
if (s.len) {
if (evi_param_add_str(list, &evi_prefix_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
}
s.len = vsnprintf(log_msg_buf, log_msg_buf_size, format, ap);
if (s.len < 0) {
LM_ERR("vsnprintf() failed!\n");
goto end_free;
}
if (s.len>=log_msg_buf_size) {
LM_WARN("log message truncated\n");
s.len = log_msg_buf_size;
}
/* try to strip \n from the end of the "message" param */
if (log_msg_buf[s.len-1] == '\n') {
log_msg_buf[s.len-1] = '\0';
s.len--;
}
s.s = log_msg_buf;
if (evi_param_add_str(list, &evi_msg_str, &s)) {
LM_ERR("unable to add event parameter\n");
goto end_free;
}
if (evi_raise_event(evi_log_id, list)) {
LM_ERR("unable to raise '%.*s' event\n",
evi_log_name.len, evi_log_name.s);
}
pt[process_no].suppress_log_event = suppressed;
return;
end_free:
evi_free_params(list);
pt[process_no].suppress_log_event = suppressed;
}
/* generic consumer that registers to the log interface */
static void gen_consumer_pre_fmt_func(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap)
{
/* skip the time, pid, prefix and function arguments from va_list */
va_arg(ap, char *);
va_arg(ap, int);
va_arg(ap, char *);
if (module && func)
va_arg(ap, char *);
gen_print_func(log_level, facility, module, func, format, ap);
}
static void stderr_pre_fmt_func(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap)
{
char *fmt = stderr_log_format == LOG_FORMAT_PLAIN ? stderr_plain_fmt : format;
gen_print_func(log_level, facility, module, func, fmt, ap);
}
static void syslog_pre_fmt_func(log_print_f gen_print_func, int log_level,
int facility, char *module, const char *func,
char *stderr_plain_fmt, char *syslog_plain_fmt, char *format, va_list ap)
{
char *fmt = syslog_log_format == LOG_FORMAT_PLAIN ? syslog_plain_fmt : format;
gen_print_func(log_level, facility, module, func, fmt, ap);
}
void dprint(int log_level, int facility, char *module, const char *func,
char *stderr_fmt, char *syslog_fmt, char *format, ...)
{
va_list ap, ap_copy;
int i;
va_start(ap, format);
for (i=0; i<log_consumers_no; i++)
if (!log_consumers[i].muted && (!log_consumers[i].level_filter ||
log_consumers[i].level_filter >= log_level)) {
va_copy(ap_copy, ap);
log_consumers[i].pre_fmt_print_func(log_consumers[i].gen_print_func,
log_level, facility, module, func, stderr_fmt, syslog_fmt,
format, ap_copy);
va_end(ap_copy);
}
va_end(ap);
}
int register_log_consumer(char *name, log_print_f print_func,
int level_filter, int muted)
{
if (log_consumers_no == MAX_LOG_CONS_NO) {
LM_ERR("Maximum number of logging consumers already registered\n");
return -1;
}
init_str(&log_consumers[log_consumers_no].name, name);
log_consumers[log_consumers_no].gen_print_func = print_func;
log_consumers[log_consumers_no].pre_fmt_print_func = gen_consumer_pre_fmt_func;
log_consumers[log_consumers_no].level_filter = level_filter;
log_consumers[log_consumers_no].muted = muted;
log_consumers_no++;
return 0;
}
int init_log_json_buf(int realloc)
{
if (realloc && log_json_buf) {
log_json_buf = pkg_realloc(log_json_buf, log_json_buf_size+1);
if (!log_json_buf) {
LM_ERR("no pkg memory left\n");
return -1;
}
} else if (!log_json_buf) {
log_json_buf = pkg_malloc(log_json_buf_size+1);
if (!log_json_buf) {
LM_ERR("no pkg memory left\n");
return -1;
}
}
return 0;
}
int init_log_msg_buf(int realloc)
{
if (realloc && log_msg_buf) {
log_msg_buf = pkg_realloc(log_msg_buf, log_msg_buf_size+1);
if (!log_msg_buf) {
LM_ERR("no pkg memory left\n");
return -1;
}
} else if (!log_msg_buf) {
log_msg_buf = pkg_malloc(log_msg_buf_size+1);
if (!log_msg_buf) {
LM_ERR("no pkg memory left\n");
return -1;
}
}
return 0;
}
/* replaces the default consumer table with a shm allocated one */
int init_log_cons_shm_table(void)
{
struct log_consumer_t *cons;
cons = shm_malloc(MAX_LOG_CONS_NO * sizeof(struct log_consumer_t));
if (!cons) {
LM_ERR("no more shm memory\n");
return -1;
}
memset(cons, 0, MAX_LOG_CONS_NO * sizeof(struct log_consumer_t));
cons[0] = log_consumers[0];
cons[1] = log_consumers[1];
log_consumers = cons;
return 0;
}
void cleanup_log_cons_shm_table(void)
{
struct log_consumer_t *cons = log_consumers;
log_consumers = default_log_consumers;
log_consumers_no = 2;
/* even if we are reusing the static default_log_consumers table,
* inherit the latest settings for the consumers */
log_consumers[0].level_filter = cons[0].level_filter;
log_consumers[0].muted = cons[0].muted;
log_consumers[1].level_filter = cons[1].level_filter;
log_consumers[1].muted = cons[1].muted;
shm_free(cons);
}
int init_log_event_cons(void)
{
evi_log_id = evi_publish_event(evi_log_name);
if (evi_log_id == EVI_ERROR) {
LM_ERR("cannot register '%.*s' event\n",
evi_log_name.len, evi_log_name.s);
return -1;
}
log_msg_buf = pkg_malloc(log_msg_buf_size+1);
if (!log_msg_buf) {
LM_ERR("no pkg memory left\n");
return -1;
}
if (register_log_consumer(EVENT_CONSUMER_NAME, event_dprint,
log_event_level_filter, 1) < 0) {
LM_ERR("Failed to register 'event' log consumer\n");
return -1;
}
return 0;
}
static struct log_consumer_t *get_log_consumer_by_name(str *name)
{
int i;
for (i=0; i<log_consumers_no; i++)
if (str_match(&log_consumers[i].name, name))
return log_consumers+i;
return NULL;
}
int set_log_consumer_level_filter(str *name, int level)
{
struct log_consumer_t *cons;
cons = get_log_consumer_by_name(name);
if (!cons) {
LM_ERR("Unknown consumer: %.*s\n", name->len, name->s);
return -1;
}
cons->level_filter = level;
return 0;
}
int get_log_consumer_level_filter(str *name, int *level_filter)
{
struct log_consumer_t *cons;
cons = get_log_consumer_by_name(name);
if (!cons) {
LM_ERR("Unknown consumer: %.*s\n", name->len, name->s);
return -1;
}
*level_filter = cons->level_filter;
return 0;
}
int set_log_consumer_mute_state(str *name, int state)
{
struct log_consumer_t *cons;
cons = get_log_consumer_by_name(name);
if (!cons) {
LM_ERR("Unknown consumer: %.*s\n", name->len, name->s);
return -1;
}
cons->muted = state;
return 0;
}
int get_log_consumer_mute_state(str *name, int *state)
{
struct log_consumer_t *cons;
cons = get_log_consumer_by_name(name);
if (!cons) {
LM_ERR("Unknown consumer: %.*s\n", name->len, name->s);
return -1;
}
*state = cons->muted;
return 0;
}
int set_log_event_cons_cfg_state(void)
{
if (set_log_consumer_mute_state(&str_init(EVENT_CONSUMER_NAME),
!log_event_enabled) < 0) {
LM_ERR("Failed to set mute state for event consumer\n");
return -1;
}
return 0;
}
void distroy_log_event_cons(void)
{
set_log_consumer_mute_state(&str_init(EVENT_CONSUMER_NAME), 1);
}
int init_log_level(void)
{
log_level = &pt[process_no].log_level;
*log_level = log_level_holder;
default_log_level = &pt[process_no].default_log_level;
*default_log_level = log_level_holder;
return 0;
}
/* call before pt is freed */
void cleanup_log_level(void)
{
static int my_log_level;
my_log_level = *log_level;
log_level = &my_log_level;
}
void reset_proc_log_level(void)
{
*log_level = *default_log_level;
}
/*
* set the (default) log level of a given process
*
* Note: the index param is not validated!
*/
void __set_proc_log_level(int proc_idx, int level)
{
pt[proc_idx].log_level = level;
}
void __set_proc_default_log_level(int proc_idx, int level)
{
pt[proc_idx].default_log_level = level;
}
/* set the current and default log levels for all Marina.Rodeo processes */
void set_global_log_level(int level)
{
int i;
for (i = 0; i < counted_max_processes; i++) {
__set_proc_default_log_level(i, level);
__set_proc_log_level(i, level);
}
}
/* set the log level of the current process */
void set_proc_log_level(int level)
{
__set_proc_log_level(process_no, level);
}
void suppress_proc_log_event(void)
{
pt[process_no].suppress_log_event = 1;
}
void reset_proc_log_event(void)
{
pt[process_no].suppress_log_event = 0;
}