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|
/*-
* Copyright 2016 Vsevolod Stakhov
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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.
*/
#include "config.h"
#include "logger.h"
#include "util.h"
#include "rspamd.h"
#include "map.h"
#include "xxhash.h"
#include "unix-std.h"
#ifdef HAVE_SYSLOG_H
#include <syslog.h>
#endif
/* How much message should be repeated before it is count to be repeated one */
#define REPEATS_MIN 3
#define REPEATS_MAX 300
#define LOG_ID 6
#define RSPAMD_LOGBUF_SIZE 8192
/**
* Static structure that store logging parameters
* It is NOT shared between processes and is created by main process
*/
struct rspamd_logger_s {
rspamd_log_func_t log_func;
struct rspamd_config *cfg;
struct {
guint32 size;
guint32 used;
u_char *buf;
} io_buf;
gint fd;
gboolean is_buffered;
gboolean enabled;
gboolean is_debug;
gboolean throttling;
gboolean no_lock;
time_t throttling_time;
enum rspamd_log_type type;
pid_t pid;
guint32 repeats;
GQuark process_type;
radix_compressed_t *debug_ip;
guint64 last_line_cksum;
gchar *saved_message;
gchar *saved_function;
gchar *saved_module;
gchar *saved_id;
guint saved_loglevel;
rspamd_mempool_t *pool;
rspamd_mempool_mutex_t *mtx;
guint64 log_cnt[4];
};
static const gchar lf_chr = '\n';
static rspamd_logger_t *default_logger = NULL;
#define RSPAMD_LOGGER_LOCK(l) do { \
if ((l) != NULL && !(l)->no_lock) { \
rspamd_mempool_lock_mutex ((l)->mtx); \
} \
} while (0)
#define RSPAMD_LOGGER_UNLOCK(l) do { \
if ((l) != NULL && !(l)->no_lock) { \
rspamd_mempool_unlock_mutex ((l)->mtx); \
} \
} while (0)
#if defined(__LP64__) || defined(_LP64)
#define XXH_ONESHOT XXH64
#else
#define XXH_ONESHOT XXH32
#endif
static void
syslog_log_function (const gchar *log_domain, const gchar *module,
const gchar *id, const gchar *function,
GLogLevelFlags log_level, const gchar *message,
gboolean forced, gpointer arg);
static void
file_log_function (const gchar *log_domain, const gchar *module,
const gchar *id, const gchar *function,
GLogLevelFlags log_level, const gchar *message,
gboolean forced, gpointer arg);
/**
* Calculate checksum for log line (used for repeating logic)
*/
static inline guint64
rspamd_log_calculate_cksum (const gchar *message, size_t mlen)
{
return XXH_ONESHOT (message, mlen, rspamd_hash_seed ());
}
/*
* Write a line to log file (unbuffered)
*/
static void
direct_write_log_line (rspamd_logger_t *rspamd_log,
void *data,
gsize count,
gboolean is_iov)
{
gchar errmsg[128];
struct iovec *iov;
const gchar *line;
glong r;
if (rspamd_log->enabled) {
if (is_iov) {
iov = (struct iovec *) data;
r = writev (rspamd_log->fd, iov, count);
}
else {
line = (const gchar *) data;
r = write (rspamd_log->fd, line, count);
}
if (r == -1) {
/* We cannot write message to file, so we need to detect error and make decision */
if (errno == EINTR) {
/* Try again */
direct_write_log_line (rspamd_log, data, count, is_iov);
return;
}
r = rspamd_snprintf (errmsg,
sizeof (errmsg),
"direct_write_log_line: cannot write log line: %s",
strerror (errno));
if (errno == EFAULT || errno == EINVAL || errno == EFBIG ||
errno == ENOSPC) {
/* Rare case */
rspamd_log->throttling = TRUE;
rspamd_log->throttling_time = time (NULL);
}
else if (errno == EPIPE || errno == EBADF) {
/* We write to some pipe and it disappears, disable logging or we has opened bad file descriptor */
rspamd_log->enabled = FALSE;
}
}
else if (rspamd_log->throttling) {
rspamd_log->throttling = FALSE;
}
}
}
static void
rspamd_escape_log_string (gchar *str)
{
guchar *p = (guchar *) str;
while (*p) {
if ((*p & 0x80) || !g_ascii_isprint (*p)) {
*p = '?';
}
else if (*p == '\n' || *p == '\r') {
*p = ' ';
}
p++;
}
}
/* Logging utility functions */
gint
rspamd_log_open_priv (rspamd_logger_t *rspamd_log, uid_t uid, gid_t gid)
{
switch (rspamd_log->cfg->log_type) {
case RSPAMD_LOG_CONSOLE:
/* Do nothing with console */
rspamd_log->enabled = TRUE;
return 0;
case RSPAMD_LOG_SYSLOG:
#ifdef HAVE_SYSLOG_H
openlog ("rspamd", LOG_NDELAY | LOG_PID,
rspamd_log->cfg->log_facility);
rspamd_log->enabled = TRUE;
#endif
return 0;
case RSPAMD_LOG_FILE:
rspamd_log->fd = open (rspamd_log->cfg->log_file,
O_CREAT | O_WRONLY | O_APPEND,
S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH);
if (rspamd_log->fd == -1) {
fprintf (stderr,
"open_log: cannot open desired log file: %s, %s",
rspamd_log->cfg->log_file, strerror (errno));
return -1;
}
if (fchown (rspamd_log->fd, uid, gid) == -1) {
fprintf (stderr,
"open_log: cannot chown desired log file: %s, %s",
rspamd_log->cfg->log_file, strerror (errno));
close (rspamd_log->fd);
return -1;
}
rspamd_log->enabled = TRUE;
return 0;
}
return -1;
}
void
rspamd_log_close_priv (rspamd_logger_t *rspamd_log, uid_t uid, gid_t gid)
{
gchar tmpbuf[256];
rspamd_log_flush (rspamd_log);
switch (rspamd_log->type) {
case RSPAMD_LOG_CONSOLE:
/* Do nothing special */
break;
case RSPAMD_LOG_SYSLOG:
#ifdef HAVE_SYSLOG_H
closelog ();
#endif
break;
case RSPAMD_LOG_FILE:
if (rspamd_log->enabled) {
if (rspamd_log->repeats > REPEATS_MIN) {
rspamd_snprintf (tmpbuf,
sizeof (tmpbuf),
"Last message repeated %ud times",
rspamd_log->repeats);
rspamd_log->repeats = 0;
if (rspamd_log->saved_message) {
file_log_function (NULL,
rspamd_log->saved_module,
rspamd_log->saved_id,
rspamd_log->saved_function,
rspamd_log->saved_loglevel,
rspamd_log->saved_message,
TRUE,
rspamd_log);
g_free (rspamd_log->saved_message);
g_free (rspamd_log->saved_function);
g_free (rspamd_log->saved_module);
g_free (rspamd_log->saved_id);
rspamd_log->saved_message = NULL;
rspamd_log->saved_function = NULL;
rspamd_log->saved_module = NULL;
rspamd_log->saved_id = NULL;
}
/* It is safe to use temporary buffer here as it is not static */
file_log_function (NULL, NULL, NULL,
G_STRFUNC,
rspamd_log->saved_loglevel,
tmpbuf,
TRUE,
rspamd_log);
return;
}
if (fsync (rspamd_log->fd) == -1) {
msg_err ("error syncing log file: %s", strerror (errno));
}
close (rspamd_log->fd);
}
break;
}
rspamd_log->enabled = FALSE;
}
gint
rspamd_log_reopen_priv (rspamd_logger_t *rspamd_log, uid_t uid, gid_t gid)
{
rspamd_log_close_priv (rspamd_log, uid, gid);
if (rspamd_log_open_priv (rspamd_log, uid, gid) == 0) {
msg_info ("log file reopened");
return 0;
}
return -1;
}
/**
* Open log file or initialize other structures
*/
gint
rspamd_log_open (rspamd_logger_t *logger)
{
return rspamd_log_open_priv (logger, -1, -1);
}
/**
* Close log file or destroy other structures
*/
void
rspamd_log_close (rspamd_logger_t *logger)
{
rspamd_log_close_priv (logger, -1, -1);
}
/**
* Close and open log again
*/
gint
rspamd_log_reopen (rspamd_logger_t *logger)
{
return rspamd_log_reopen_priv (logger, -1, -1);
}
/*
* Setup logger
*/
void
rspamd_set_logger (struct rspamd_config *cfg,
GQuark ptype,
struct rspamd_main *rspamd)
{
if (rspamd->logger == NULL) {
rspamd->logger = g_malloc (sizeof (rspamd_logger_t));
memset (rspamd->logger, 0, sizeof (rspamd_logger_t));
/* Small pool for interlocking */
rspamd->logger->pool = rspamd_mempool_new (512, NULL);
rspamd->logger->mtx = rspamd_mempool_get_mutex (rspamd->logger->pool);
}
rspamd->logger->type = cfg->log_type;
rspamd->logger->pid = getpid ();
rspamd->logger->process_type = ptype;
switch (cfg->log_type) {
case RSPAMD_LOG_CONSOLE:
rspamd->logger->log_func = file_log_function;
rspamd->logger->fd = STDERR_FILENO;
break;
case RSPAMD_LOG_SYSLOG:
rspamd->logger->log_func = syslog_log_function;
break;
case RSPAMD_LOG_FILE:
rspamd->logger->log_func = file_log_function;
break;
}
rspamd->logger->cfg = cfg;
/* Set up buffer */
if (rspamd->cfg->log_buffered) {
if (rspamd->cfg->log_buf_size != 0) {
rspamd->logger->io_buf.size = rspamd->cfg->log_buf_size;
}
else {
rspamd->logger->io_buf.size = BUFSIZ;
}
rspamd->logger->is_buffered = TRUE;
rspamd->logger->io_buf.buf = g_malloc (rspamd->logger->io_buf.size);
}
/* Set up conditional logging */
if (rspamd->cfg->debug_ip_map != NULL) {
/* Try to add it as map first of all */
if (rspamd->logger->debug_ip) {
radix_destroy_compressed (rspamd->logger->debug_ip);
}
rspamd->logger->debug_ip = radix_create_compressed ();
if (!rspamd_map_is_map (rspamd->cfg->debug_ip_map)) {
radix_add_generic_iplist (rspamd->cfg->debug_ip_map,
&rspamd->logger->debug_ip);
}
else {
rspamd_map_add (rspamd->cfg, rspamd->cfg->debug_ip_map,
"IP addresses for which debug logs are enabled",
rspamd_radix_read, rspamd_radix_fin,
(void **) &rspamd->logger->debug_ip);
}
}
else if (rspamd->logger->debug_ip) {
radix_destroy_compressed (rspamd->logger->debug_ip);
rspamd->logger->debug_ip = NULL;
}
default_logger = rspamd->logger;
}
/**
* Used after fork() for updating structure params
*/
void
rspamd_log_update_pid (GQuark ptype, rspamd_logger_t *rspamd_log)
{
rspamd_log->pid = getpid ();
rspamd_log->process_type = ptype;
/* We also need to clear all messages pending */
if (rspamd_log->repeats > 0) {
rspamd_log->repeats = 0;
if (rspamd_log->saved_message) {
g_free (rspamd_log->saved_message);
g_free (rspamd_log->saved_function);
g_free (rspamd_log->saved_module);
g_free (rspamd_log->saved_id);
rspamd_log->saved_message = NULL;
rspamd_log->saved_function = NULL;
rspamd_log->saved_module = NULL;
rspamd_log->saved_id = NULL;
}
}
}
/**
* Flush logging buffer
*/
void
rspamd_log_flush (rspamd_logger_t *rspamd_log)
{
if (rspamd_log->is_buffered &&
(rspamd_log->type == RSPAMD_LOG_CONSOLE ||
rspamd_log->type == RSPAMD_LOG_FILE)) {
direct_write_log_line (rspamd_log,
rspamd_log->io_buf.buf,
rspamd_log->io_buf.used,
FALSE);
rspamd_log->io_buf.used = 0;
}
}
static inline gboolean
rspamd_logger_need_log (rspamd_logger_t *rspamd_log, GLogLevelFlags log_level,
const gchar *module)
{
g_assert (rspamd_log != NULL);
if (log_level <= rspamd_log->cfg->log_level) {
return TRUE;
}
if (rspamd_log->cfg->debug_modules != NULL && module != NULL &&
g_hash_table_size (rspamd_log->cfg->debug_modules) > 0 &&
g_hash_table_lookup (rspamd_log->cfg->debug_modules, module)) {
return TRUE;
}
return FALSE;
}
void
rspamd_common_logv (rspamd_logger_t *rspamd_log, GLogLevelFlags log_level,
const gchar *module, const gchar *id, const gchar *function,
const gchar *fmt, va_list args)
{
gchar logbuf[RSPAMD_LOGBUF_SIZE];
if (rspamd_log == NULL) {
rspamd_log = default_logger;
}
if (rspamd_log == NULL) {
/* Just fprintf message to stderr */
if (log_level >= G_LOG_LEVEL_INFO) {
rspamd_vsnprintf (logbuf, sizeof (logbuf), fmt, args);
fprintf (stderr, "%s\n", logbuf);
}
}
else {
if (rspamd_logger_need_log (rspamd_log, log_level, module)) {
rspamd_vsnprintf (logbuf, sizeof (logbuf), fmt, args);
RSPAMD_LOGGER_LOCK (rspamd_log);
rspamd_log->log_func (NULL, module, id,
function,
log_level,
logbuf,
FALSE,
rspamd_log);
RSPAMD_LOGGER_UNLOCK (rspamd_log);
}
switch (log_level) {
case G_LOG_LEVEL_CRITICAL:
rspamd_log->log_cnt[0] ++;
break;
case G_LOG_LEVEL_WARNING:
rspamd_log->log_cnt[1]++;
break;
case G_LOG_LEVEL_INFO:
rspamd_log->log_cnt[2]++;
break;
case G_LOG_LEVEL_DEBUG:
rspamd_log->log_cnt[3]++;
break;
default:
break;
}
}
}
/**
* This log functions select real logger and write message if level is less or equal to configured log level
*/
void
rspamd_common_log_function (rspamd_logger_t *rspamd_log,
GLogLevelFlags log_level,
const gchar *module, const gchar *id,
const gchar *function,
const gchar *fmt,
...)
{
va_list vp;
va_start (vp, fmt);
rspamd_common_logv (rspamd_log, log_level, module, id, function, fmt, vp);
va_end (vp);
}
void
rspamd_default_logv (GLogLevelFlags log_level, const gchar *module, const gchar *id,
const gchar *function,
const gchar *fmt, va_list args)
{
rspamd_common_logv (NULL, log_level, module, id, function, fmt, args);
}
void
rspamd_default_log_function (GLogLevelFlags log_level,
const gchar *module, const gchar *id,
const gchar *function, const gchar *fmt, ...)
{
va_list vp;
va_start (vp, fmt);
rspamd_default_logv (log_level, module, id, function, fmt, vp);
va_end (vp);
}
/**
* Fill buffer with message (limits must be checked BEFORE this call)
*/
static void
fill_buffer (rspamd_logger_t *rspamd_log, const struct iovec *iov, gint iovcnt)
{
gint i;
for (i = 0; i < iovcnt; i++) {
memcpy (rspamd_log->io_buf.buf + rspamd_log->io_buf.used,
iov[i].iov_base,
iov[i].iov_len);
rspamd_log->io_buf.used += iov[i].iov_len;
}
}
/*
* Write message to buffer or to file (using direct_write_log_line function)
*/
static void
file_log_helper (rspamd_logger_t *rspamd_log,
const struct iovec *iov,
guint iovcnt)
{
size_t len = 0;
guint i;
if (!rspamd_log->is_buffered) {
/* Write string directly */
direct_write_log_line (rspamd_log, (void *) iov, iovcnt, TRUE);
}
else {
/* Calculate total length */
for (i = 0; i < iovcnt; i++) {
len += iov[i].iov_len;
}
/* Fill buffer */
if (rspamd_log->io_buf.size < len) {
/* Buffer is too small to hold this string, so write it dirrectly */
rspamd_log_flush (rspamd_log);
direct_write_log_line (rspamd_log, (void *) iov, iovcnt, TRUE);
}
else if (rspamd_log->io_buf.used + len >= rspamd_log->io_buf.size) {
/* Buffer is full, try to write it dirrectly */
rspamd_log_flush (rspamd_log);
fill_buffer (rspamd_log, iov, iovcnt);
}
else {
/* Copy incoming string to buffer */
fill_buffer (rspamd_log, iov, iovcnt);
}
}
}
/**
* Syslog interface for logging
*/
static void
syslog_log_function (const gchar *log_domain,
const gchar *module, const gchar *id,
const gchar *function,
GLogLevelFlags log_level,
const gchar *message,
gboolean forced,
gpointer arg)
{
rspamd_logger_t *rspamd_log = arg;
#ifdef HAVE_SYSLOG_H
struct {
GLogLevelFlags glib_level;
gint syslog_level;
} levels_match[] = {
{G_LOG_LEVEL_DEBUG, LOG_DEBUG},
{G_LOG_LEVEL_INFO, LOG_INFO},
{G_LOG_LEVEL_WARNING, LOG_WARNING},
{G_LOG_LEVEL_CRITICAL, LOG_ERR}
};
unsigned i;
gint syslog_level;
if (!rspamd_log->enabled) {
return;
}
/* Detect level */
syslog_level = LOG_DEBUG;
for (i = 0; i < G_N_ELEMENTS (levels_match); i ++) {
if (log_level & levels_match[i].glib_level) {
syslog_level = levels_match[i].syslog_level;
break;
}
}
syslog (syslog_level, "<%.*s>; %s; %s: %s",
LOG_ID, id != NULL ? id : "",
module != NULL ? module : "",
function != NULL ? function : "",
message);
#endif
}
/**
* Main file interface for logging
*/
static void
file_log_function (const gchar *log_domain,
const gchar *module, const gchar *id,
const gchar *function,
GLogLevelFlags log_level,
const gchar *message,
gboolean forced,
gpointer arg)
{
gchar tmpbuf[256], timebuf[32], modulebuf[64];
gchar *m;
time_t now;
struct tm *tms;
struct iovec iov[5];
gulong r = 0, mr = 0;
guint64 cksum;
size_t mlen, mremain;
const gchar *cptype = NULL;
gboolean got_time = FALSE;
rspamd_logger_t *rspamd_log = arg;
if (!rspamd_log->enabled) {
return;
}
/* Check throttling due to write errors */
if (rspamd_log->throttling) {
now = time (NULL);
if (rspamd_log->throttling_time != now) {
rspamd_log->throttling_time = now;
got_time = TRUE;
}
else {
/* Do not try to write to file too often while throttling */
return;
}
}
/* Check repeats */
mlen = strlen (message);
cksum = rspamd_log_calculate_cksum (message, mlen);
if (cksum == rspamd_log->last_line_cksum) {
rspamd_log->repeats++;
if (rspamd_log->repeats > REPEATS_MIN && rspamd_log->repeats <
REPEATS_MAX) {
/* Do not log anything */
if (rspamd_log->saved_message == NULL) {
rspamd_log->saved_message = g_strdup (message);
rspamd_log->saved_function = g_strdup (function);
if (module) {
rspamd_log->saved_module = g_strdup (module);
}
if (id) {
rspamd_log->saved_id = g_strdup (id);
}
rspamd_log->saved_loglevel = log_level;
}
return;
}
else if (rspamd_log->repeats > REPEATS_MAX) {
rspamd_snprintf (tmpbuf,
sizeof (tmpbuf),
"Last message repeated %ud times",
rspamd_log->repeats);
rspamd_log->repeats = 0;
/* It is safe to use temporary buffer here as it is not static */
if (rspamd_log->saved_message) {
file_log_function (log_domain,
rspamd_log->saved_module,
rspamd_log->saved_id,
rspamd_log->saved_function,
rspamd_log->saved_loglevel,
rspamd_log->saved_message,
forced,
arg);
g_free (rspamd_log->saved_message);
g_free (rspamd_log->saved_function);
g_free (rspamd_log->saved_module);
g_free (rspamd_log->saved_id);
rspamd_log->saved_message = NULL;
rspamd_log->saved_function = NULL;
rspamd_log->saved_module = NULL;
rspamd_log->saved_id = NULL;
}
file_log_function (log_domain, "logger", NULL,
G_STRFUNC,
log_level,
tmpbuf,
forced,
arg);
file_log_function (log_domain,
module, id,
function,
log_level,
message,
forced,
arg);
rspamd_log->repeats = REPEATS_MIN + 1;
return;
}
}
else {
/* Reset counter if new message differs from saved message */
rspamd_log->last_line_cksum = cksum;
if (rspamd_log->repeats > REPEATS_MIN) {
rspamd_snprintf (tmpbuf,
sizeof (tmpbuf),
"Last message repeated %ud times",
rspamd_log->repeats);
rspamd_log->repeats = 0;
if (rspamd_log->saved_message) {
file_log_function (log_domain,
rspamd_log->saved_module,
rspamd_log->saved_id,
rspamd_log->saved_function,
rspamd_log->saved_loglevel,
rspamd_log->saved_message,
forced,
arg);
g_free (rspamd_log->saved_message);
g_free (rspamd_log->saved_function);
g_free (rspamd_log->saved_module);
g_free (rspamd_log->saved_id);
rspamd_log->saved_message = NULL;
rspamd_log->saved_function = NULL;
rspamd_log->saved_module = NULL;
rspamd_log->saved_id = NULL;
}
file_log_function (log_domain,
"logger", NULL,
G_STRFUNC,
log_level,
tmpbuf,
forced,
arg);
/* It is safe to use temporary buffer here as it is not static */
file_log_function (log_domain,
module, id,
function,
log_level,
message,
forced,
arg);
return;
}
else {
rspamd_log->repeats = 0;
}
}
if (rspamd_log->cfg->log_extended) {
if (!got_time) {
now = time (NULL);
}
/* Format time */
if (!rspamd_log->cfg->log_systemd) {
tms = localtime (&now);
strftime (timebuf, sizeof (timebuf), "%F %H:%M:%S", tms);
}
cptype = g_quark_to_string (rspamd_log->process_type);
if (rspamd_log->cfg->log_color) {
if (log_level & G_LOG_LEVEL_INFO) {
/* White */
r = rspamd_snprintf (tmpbuf, sizeof (tmpbuf), "\033[0;37m");
}
else if (log_level & G_LOG_LEVEL_WARNING) {
/* Magenta */
r = rspamd_snprintf (tmpbuf, sizeof (tmpbuf), "\033[0;32m");
}
else if (log_level & G_LOG_LEVEL_CRITICAL) {
/* Red */
r = rspamd_snprintf (tmpbuf, sizeof (tmpbuf), "\033[1;31m");
}
}
else {
r = 0;
}
if (!rspamd_log->cfg->log_systemd) {
r += rspamd_snprintf (tmpbuf + r,
sizeof (tmpbuf) - r,
"%s #%P(%s) ",
timebuf,
rspamd_log->pid,
cptype);
}
else {
r += rspamd_snprintf (tmpbuf + r,
sizeof (tmpbuf) - r,
"(%s) ",
cptype);
}
modulebuf[0] = '\0';
mremain = sizeof (modulebuf);
m = modulebuf;
if (id != NULL) {
mr = rspamd_snprintf (m, mremain, "<%*.s>; ", LOG_ID,
id);
m += mr;
mremain -= mr;
}
if (module != NULL) {
mr = rspamd_snprintf (m, mremain, "%s; ", module);
m += mr;
mremain -= mr;
}
if (function != NULL) {
mr = rspamd_snprintf (m, mremain, "%s: ", function);
m += mr;
mremain -= mr;
}
else {
mr = rspamd_snprintf (m, mremain, ": ");
m += mr;
mremain -= mr;
}
/* Construct IOV for log line */
iov[0].iov_base = tmpbuf;
iov[0].iov_len = r;
iov[1].iov_base = modulebuf;
iov[1].iov_len = m - modulebuf;
iov[2].iov_base = (void *) message;
iov[2].iov_len = mlen;
iov[3].iov_base = (void *) &lf_chr;
iov[3].iov_len = 1;
if (rspamd_log->cfg->log_color) {
iov[4].iov_base = "\033[0m";
iov[4].iov_len = sizeof ("\033[0m") - 1;
/* Call helper (for buffering) */
file_log_helper (rspamd_log, iov, 5);
}
else {
/* Call helper (for buffering) */
file_log_helper (rspamd_log, iov, 4);
}
}
else {
iov[0].iov_base = (void *) message;
iov[0].iov_len = mlen;
iov[1].iov_base = (void *) &lf_chr;
iov[1].iov_len = 1;
if (rspamd_log->cfg->log_color) {
iov[2].iov_base = "\033[0m";
iov[2].iov_len = sizeof ("\033[0m") - 1;
/* Call helper (for buffering) */
file_log_helper (rspamd_log, iov, 3);
}
else {
/* Call helper (for buffering) */
file_log_helper (rspamd_log, iov, 2);
}
}
}
/**
* Write log line depending on ip
*/
void
rspamd_conditional_debug (rspamd_logger_t *rspamd_log,
rspamd_inet_addr_t *addr, const gchar *module, const gchar *id,
const gchar *function, const gchar *fmt, ...)
{
static gchar logbuf[BUFSIZ];
va_list vp;
u_char *end;
if (rspamd_log == NULL) {
rspamd_log = default_logger;
}
if (rspamd_logger_need_log (rspamd_log, G_LOG_LEVEL_DEBUG, module) ||
rspamd_log->is_debug) {
if (rspamd_log->debug_ip && addr != NULL) {
if (radix_find_compressed_addr (rspamd_log->debug_ip, addr)
== RADIX_NO_VALUE) {
return;
}
}
RSPAMD_LOGGER_LOCK (rspamd_log);
va_start (vp, fmt);
end = rspamd_vsnprintf (logbuf, sizeof (logbuf), fmt, vp);
*end = '\0';
va_end (vp);
rspamd_log->log_func (NULL, module, id,
function,
G_LOG_LEVEL_DEBUG,
logbuf,
TRUE,
rspamd_log);
RSPAMD_LOGGER_UNLOCK (rspamd_log);
}
}
/**
* Wrapper for glib logger
*/
void
rspamd_glib_log_function (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer arg)
{
rspamd_logger_t *rspamd_log = arg;
if (rspamd_log->enabled &&
rspamd_logger_need_log (rspamd_log, log_level, NULL)) {
RSPAMD_LOGGER_LOCK (rspamd_log);
rspamd_log->log_func (log_domain, "glib", NULL,
NULL,
log_level,
message,
FALSE,
rspamd_log);
RSPAMD_LOGGER_UNLOCK (rspamd_log);
}
}
void
rspamd_glib_printerr_function (const gchar *message)
{
rspamd_common_log_function (NULL, G_LOG_LEVEL_CRITICAL, "glib",
NULL, G_STRFUNC,
"%s", message);
}
/**
* Temporary turn on debugging
*/
void
rspamd_log_debug (rspamd_logger_t *rspamd_log)
{
rspamd_log->is_debug = TRUE;
}
/**
* Turn off temporary debugging
*/
void
rspamd_log_nodebug (rspamd_logger_t *rspamd_log)
{
rspamd_log->is_debug = FALSE;
}
const guint64 *
rspamd_log_counters (rspamd_logger_t *logger)
{
if (logger) {
return logger->log_cnt;
}
return NULL;
}
void
rspamd_log_nolock (rspamd_logger_t *logger)
{
if (logger) {
logger->no_lock = TRUE;
}
}
void
rspamd_log_lock (rspamd_logger_t *logger)
{
if (logger) {
logger->no_lock = FALSE;
}
}
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