/
cfg_utils.c
2481 lines (2108 loc) · 59 KB
/
cfg_utils.c
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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 "cfg_file.h"
#include "rspamd.h"
#include "cfg_file_private.h"
#include "scan_result.h"
#include "lua/lua_common.h"
#include "lua/lua_thread_pool.h"
#include "map.h"
#include "map_helpers.h"
#include "map_private.h"
#include "dynamic_cfg.h"
#include "utlist.h"
#include "stat_api.h"
#include "unix-std.h"
#include "libutil/multipattern.h"
#include "monitored.h"
#include "ref.h"
#include <math.h>
#define DEFAULT_SCORE 10.0
#define DEFAULT_RLIMIT_NOFILE 2048
#define DEFAULT_RLIMIT_MAXCORE 0
#define DEFAULT_MAP_TIMEOUT 60.0 * 5
#define DEFAULT_MAP_FILE_WATCH_MULTIPLIER 1
#define DEFAULT_MIN_WORD 0
#define DEFAULT_MAX_WORD 40
#define DEFAULT_WORDS_DECAY 600
#define DEFAULT_MAX_MESSAGE (50 * 1024 * 1024)
#define DEFAULT_MAX_PIC (1 * 1024 * 1024)
#define DEFAULT_MAX_SHOTS 100
#define DEFAULT_MAX_SESSIONS 100
#define DEFAULT_MAX_WORKERS 4
/* Timeout for task processing */
#define DEFAULT_TASK_TIMEOUT 8.0
#define DEFAULT_LUA_GC_STEP 200
#define DEFAULT_LUA_GC_PAUSE 200
#define DEFAULT_GC_MAXITERS 0
struct rspamd_ucl_map_cbdata {
struct rspamd_config *cfg;
GString *buf;
};
static gchar * rspamd_ucl_read_cb (gchar * chunk,
gint len,
struct map_cb_data *data,
gboolean final);
static void rspamd_ucl_fin_cb (struct map_cb_data *data, void **target);
static void rspamd_ucl_dtor_cb (struct map_cb_data *data);
guint rspamd_config_log_id = (guint)-1;
RSPAMD_CONSTRUCTOR(rspamd_config_log_init)
{
rspamd_config_log_id = rspamd_logger_add_debug_module("config");
}
gboolean
rspamd_parse_bind_line (struct rspamd_config *cfg,
struct rspamd_worker_conf *cf,
const gchar *str)
{
struct rspamd_worker_bind_conf *cnf;
gchar *err;
gboolean ret = TRUE;
if (str == NULL) {
return FALSE;
}
cnf =
rspamd_mempool_alloc0 (cfg->cfg_pool,
sizeof (struct rspamd_worker_bind_conf));
cnf->cnt = 1024;
cnf->bind_line = str;
if (g_ascii_strncasecmp (str, "systemd:", sizeof ("systemd:") - 1) == 0) {
/* The actual socket will be passed by systemd environment */
cnf->is_systemd = TRUE;
cnf->cnt = strtoul (str + sizeof ("systemd:") - 1, &err, 10);
cnf->addrs = NULL;
if (err == NULL || *err == '\0') {
cnf->name = rspamd_mempool_strdup (cfg->cfg_pool, str);
LL_PREPEND (cf->bind_conf, cnf);
}
else {
msg_err_config ("cannot parse bind line: %s", str);
ret = FALSE;
}
}
else {
if (rspamd_parse_host_port_priority (str, &cnf->addrs,
NULL, &cnf->name, DEFAULT_BIND_PORT, cfg->cfg_pool) == RSPAMD_PARSE_ADDR_FAIL) {
msg_err_config ("cannot parse bind line: %s", str);
ret = FALSE;
}
else {
cnf->cnt = cnf->addrs->len;
LL_PREPEND (cf->bind_conf, cnf);
}
}
return ret;
}
struct rspamd_config *
rspamd_config_new (enum rspamd_config_init_flags flags)
{
struct rspamd_config *cfg;
cfg = g_malloc0 (sizeof (*cfg));
/* Allocate larger pool for cfg */
cfg->cfg_pool = rspamd_mempool_new (8 * 1024 * 1024, "cfg");
cfg->dns_timeout = 1000;
cfg->dns_retransmits = 5;
/* 16 sockets per DNS server */
cfg->dns_io_per_server = 16;
/* Add all internal actions to keep compatibility */
for (int i = METRIC_ACTION_REJECT; i < METRIC_ACTION_MAX; i ++) {
struct rspamd_action *action;
action = rspamd_mempool_alloc0 (cfg->cfg_pool, sizeof (*action));
action->threshold = NAN;
action->name = rspamd_mempool_strdup (cfg->cfg_pool,
rspamd_action_to_str (i));
action->action_type = i;
if (i == METRIC_ACTION_SOFT_REJECT) {
action->flags |= RSPAMD_ACTION_NO_THRESHOLD|RSPAMD_ACTION_HAM;
}
else if (i == METRIC_ACTION_GREYLIST) {
action->flags |= RSPAMD_ACTION_THRESHOLD_ONLY|RSPAMD_ACTION_HAM;
}
else if (i == METRIC_ACTION_NOACTION) {
action->flags |= RSPAMD_ACTION_HAM;
}
HASH_ADD_KEYPTR (hh, cfg->actions,
action->name, strlen (action->name), action);
}
/* Disable timeout */
cfg->task_timeout = DEFAULT_TASK_TIMEOUT;
rspamd_config_init_metric (cfg);
cfg->composite_symbols =
g_hash_table_new (rspamd_str_hash, rspamd_str_equal);
cfg->classifiers_symbols = g_hash_table_new (rspamd_str_hash,
rspamd_str_equal);
cfg->cfg_params = g_hash_table_new (rspamd_str_hash, rspamd_str_equal);
cfg->debug_modules = g_hash_table_new (rspamd_str_hash, rspamd_str_equal);
cfg->explicit_modules = g_hash_table_new (rspamd_str_hash, rspamd_str_equal);
cfg->wrk_parsers = g_hash_table_new (g_int_hash, g_int_equal);
cfg->trusted_keys = g_hash_table_new (rspamd_str_hash,
rspamd_str_equal);
cfg->map_timeout = DEFAULT_MAP_TIMEOUT;
cfg->map_file_watch_multiplier = DEFAULT_MAP_FILE_WATCH_MULTIPLIER;
cfg->log_level = G_LOG_LEVEL_WARNING;
cfg->log_flags = RSPAMD_LOG_FLAG_DEFAULT;
cfg->check_text_attachements = TRUE;
cfg->dns_max_requests = 64;
cfg->history_rows = 200;
cfg->log_error_elts = 10;
cfg->log_error_elt_maxlen = 1000;
cfg->cache_reload_time = 30.0;
/* Default log line */
cfg->log_format_str = "id: <$mid>,$if_qid{ qid: <$>,}$if_ip{ ip: $,}"
"$if_user{ user: $,}$if_smtp_from{ from: <$>,} (default: $is_spam "
"($action): [$scores] [$symbols_scores_params]), len: $len, time: $time_real, "
"dns req: $dns_req, digest: <$digest>"
"$if_smtp_rcpts{ rcpts: <$>, }$if_mime_rcpt{ mime_rcpt: <$>, }";
/* Allow non-mime input by default */
cfg->allow_raw_input = TRUE;
/* Default maximum words processed */
cfg->words_decay = DEFAULT_WORDS_DECAY;
cfg->min_word_len = DEFAULT_MIN_WORD;
cfg->max_word_len = DEFAULT_MAX_WORD;
/* GC limits */
cfg->lua_gc_pause = DEFAULT_LUA_GC_PAUSE;
cfg->lua_gc_step = DEFAULT_LUA_GC_STEP;
cfg->full_gc_iters = DEFAULT_GC_MAXITERS;
if (!(flags & RSPAMD_CONFIG_INIT_SKIP_LUA)) {
cfg->lua_state = rspamd_lua_init (flags & RSPAMD_CONFIG_INIT_WIPE_LUA_MEM);
cfg->own_lua_state = TRUE;
cfg->lua_thread_pool = lua_thread_pool_new (cfg->lua_state);
}
cfg->cache = rspamd_symcache_new (cfg);
cfg->ups_ctx = rspamd_upstreams_library_init ();
cfg->re_cache = rspamd_re_cache_new ();
cfg->doc_strings = ucl_object_typed_new (UCL_OBJECT);
/*
* Unless exim is fixed
*/
cfg->enable_shutdown_workaround = TRUE;
cfg->ssl_ciphers = "HIGH:!aNULL:!kRSA:!PSK:!SRP:!MD5:!RC4";
cfg->max_message = DEFAULT_MAX_MESSAGE;
cfg->max_pic_size = DEFAULT_MAX_PIC;
cfg->images_cache_size = 256;
cfg->monitored_ctx = rspamd_monitored_ctx_init ();
cfg->neighbours = ucl_object_typed_new (UCL_OBJECT);
#ifdef WITH_HIREDIS
cfg->redis_pool = rspamd_redis_pool_init ();
#endif
cfg->default_max_shots = DEFAULT_MAX_SHOTS;
cfg->max_sessions_cache = DEFAULT_MAX_SESSIONS;
cfg->maps_cache_dir = rspamd_mempool_strdup (cfg->cfg_pool, RSPAMD_DBDIR);
cfg->c_modules = g_ptr_array_new ();
REF_INIT_RETAIN (cfg, rspamd_config_free);
return cfg;
}
void
rspamd_config_free (struct rspamd_config *cfg)
{
struct rspamd_config_cfg_lua_script *sc, *sctmp;
struct rspamd_config_settings_elt *set, *stmp;
struct rspamd_worker_log_pipe *lp, *ltmp;
rspamd_lua_run_config_unload (cfg->lua_state, cfg);
/* Scripts part */
DL_FOREACH_SAFE (cfg->on_term_scripts, sc, sctmp) {
luaL_unref (cfg->lua_state, LUA_REGISTRYINDEX, sc->cbref);
}
DL_FOREACH_SAFE (cfg->on_load_scripts, sc, sctmp) {
luaL_unref (cfg->lua_state, LUA_REGISTRYINDEX, sc->cbref);
}
DL_FOREACH_SAFE (cfg->post_init_scripts, sc, sctmp) {
luaL_unref (cfg->lua_state, LUA_REGISTRYINDEX, sc->cbref);
}
DL_FOREACH_SAFE (cfg->config_unload_scripts, sc, sctmp) {
luaL_unref (cfg->lua_state, LUA_REGISTRYINDEX, sc->cbref);
}
DL_FOREACH_SAFE (cfg->setting_ids, set, stmp) {
REF_RELEASE (set);
}
rspamd_map_remove_all (cfg);
rspamd_mempool_destructors_enforce (cfg->cfg_pool);
g_list_free (cfg->classifiers);
g_list_free (cfg->workers);
rspamd_symcache_destroy (cfg->cache);
ucl_object_unref (cfg->rcl_obj);
ucl_object_unref (cfg->config_comments);
ucl_object_unref (cfg->doc_strings);
ucl_object_unref (cfg->neighbours);
g_hash_table_remove_all (cfg->composite_symbols);
g_hash_table_unref (cfg->composite_symbols);
g_hash_table_remove_all (cfg->cfg_params);
g_hash_table_unref (cfg->cfg_params);
g_hash_table_unref (cfg->classifiers_symbols);
g_hash_table_unref (cfg->debug_modules);
g_hash_table_unref (cfg->explicit_modules);
g_hash_table_unref (cfg->wrk_parsers);
g_hash_table_unref (cfg->trusted_keys);
rspamd_re_cache_unref (cfg->re_cache);
rspamd_upstreams_library_unref (cfg->ups_ctx);
g_ptr_array_free (cfg->c_modules, TRUE);
if (cfg->lua_state && cfg->own_lua_state) {
lua_thread_pool_free (cfg->lua_thread_pool);
lua_close (cfg->lua_state);
}
#ifdef WITH_HIREDIS
if (cfg->redis_pool) {
rspamd_redis_pool_destroy (cfg->redis_pool);
}
#endif
if (cfg->monitored_ctx) {
rspamd_monitored_ctx_destroy (cfg->monitored_ctx);
}
HASH_CLEAR (hh, cfg->actions);
rspamd_mempool_delete (cfg->cfg_pool);
if (cfg->checksum) {
g_free (cfg->checksum);
}
REF_RELEASE (cfg->libs_ctx);
DL_FOREACH_SAFE (cfg->log_pipes, lp, ltmp) {
close (lp->fd);
g_free (lp);
}
g_free (cfg);
}
const ucl_object_t *
rspamd_config_get_module_opt (struct rspamd_config *cfg,
const gchar *module_name,
const gchar *opt_name)
{
const ucl_object_t *res = NULL, *sec;
sec = ucl_obj_get_key (cfg->rcl_obj, module_name);
if (sec != NULL) {
res = ucl_obj_get_key (sec, opt_name);
}
return res;
}
gchar
rspamd_config_parse_flag (const gchar *str, guint len)
{
gchar c;
if (!str || !*str) {
return -1;
}
if (len == 0) {
len = strlen (str);
}
switch (len) {
case 1:
c = g_ascii_tolower (*str);
if (c == 'y' || c == '1') {
return 1;
}
else if (c == 'n' || c == '0') {
return 0;
}
break;
case 2:
if (g_ascii_strncasecmp (str, "no", len) == 0) {
return 0;
}
else if (g_ascii_strncasecmp (str, "on", len) == 0) {
return 1;
}
break;
case 3:
if (g_ascii_strncasecmp (str, "yes", len) == 0) {
return 1;
}
else if (g_ascii_strncasecmp (str, "off", len) == 0) {
return 0;
}
break;
case 4:
if (g_ascii_strncasecmp (str, "true", len) == 0) {
return 1;
}
break;
case 5:
if (g_ascii_strncasecmp (str, "false", len) == 0) {
return 0;
}
break;
}
return -1;
}
static gboolean
rspamd_config_process_var (struct rspamd_config *cfg, const rspamd_ftok_t *var,
const rspamd_ftok_t *content)
{
guint flags = RSPAMD_LOG_FLAG_DEFAULT;
struct rspamd_log_format *lf;
enum rspamd_log_format_type type;
rspamd_ftok_t tok;
gint id;
g_assert (var != NULL);
if (var->len > 3 && rspamd_lc_cmp (var->begin, "if_", 3) == 0) {
flags |= RSPAMD_LOG_FMT_FLAG_CONDITION;
tok.begin = var->begin + 3;
tok.len = var->len - 3;
}
else {
tok.begin = var->begin;
tok.len = var->len;
}
/* Now compare variable and check what we have */
if (rspamd_ftok_cstr_equal (&tok, "mid", TRUE)) {
type = RSPAMD_LOG_MID;
}
else if (rspamd_ftok_cstr_equal (&tok, "qid", TRUE)) {
type = RSPAMD_LOG_QID;
}
else if (rspamd_ftok_cstr_equal (&tok, "user", TRUE)) {
type = RSPAMD_LOG_USER;
}
else if (rspamd_ftok_cstr_equal (&tok, "is_spam", TRUE)) {
type = RSPAMD_LOG_ISSPAM;
}
else if (rspamd_ftok_cstr_equal (&tok, "action", TRUE)) {
type = RSPAMD_LOG_ACTION;
}
else if (rspamd_ftok_cstr_equal (&tok, "scores", TRUE)) {
type = RSPAMD_LOG_SCORES;
}
else if (rspamd_ftok_cstr_equal (&tok, "symbols", TRUE)) {
type = RSPAMD_LOG_SYMBOLS;
}
else if (rspamd_ftok_cstr_equal (&tok, "symbols_scores", TRUE)) {
type = RSPAMD_LOG_SYMBOLS;
flags |= RSPAMD_LOG_FMT_FLAG_SYMBOLS_SCORES;
}
else if (rspamd_ftok_cstr_equal (&tok, "symbols_params", TRUE)) {
type = RSPAMD_LOG_SYMBOLS;
flags |= RSPAMD_LOG_FMT_FLAG_SYMBOLS_PARAMS;
}
else if (rspamd_ftok_cstr_equal (&tok, "symbols_scores_params", TRUE)) {
type = RSPAMD_LOG_SYMBOLS;
flags |= RSPAMD_LOG_FMT_FLAG_SYMBOLS_PARAMS|RSPAMD_LOG_FMT_FLAG_SYMBOLS_SCORES;
}
else if (rspamd_ftok_cstr_equal (&tok, "ip", TRUE)) {
type = RSPAMD_LOG_IP;
}
else if (rspamd_ftok_cstr_equal (&tok, "len", TRUE)) {
type = RSPAMD_LOG_LEN;
}
else if (rspamd_ftok_cstr_equal (&tok, "dns_req", TRUE)) {
type = RSPAMD_LOG_DNS_REQ;
}
else if (rspamd_ftok_cstr_equal (&tok, "smtp_from", TRUE)) {
type = RSPAMD_LOG_SMTP_FROM;
}
else if (rspamd_ftok_cstr_equal (&tok, "mime_from", TRUE)) {
type = RSPAMD_LOG_MIME_FROM;
}
else if (rspamd_ftok_cstr_equal (&tok, "smtp_rcpt", TRUE)) {
type = RSPAMD_LOG_SMTP_RCPT;
}
else if (rspamd_ftok_cstr_equal (&tok, "mime_rcpt", TRUE)) {
type = RSPAMD_LOG_MIME_RCPT;
}
else if (rspamd_ftok_cstr_equal (&tok, "smtp_rcpts", TRUE)) {
type = RSPAMD_LOG_SMTP_RCPTS;
}
else if (rspamd_ftok_cstr_equal (&tok, "mime_rcpts", TRUE)) {
type = RSPAMD_LOG_MIME_RCPTS;
}
else if (rspamd_ftok_cstr_equal (&tok, "time_real", TRUE)) {
type = RSPAMD_LOG_TIME_REAL;
}
else if (rspamd_ftok_cstr_equal (&tok, "time_virtual", TRUE)) {
type = RSPAMD_LOG_TIME_VIRTUAL;
}
else if (rspamd_ftok_cstr_equal (&tok, "lua", TRUE)) {
type = RSPAMD_LOG_LUA;
}
else if (rspamd_ftok_cstr_equal (&tok, "digest", TRUE) ||
rspamd_ftok_cstr_equal (&tok, "checksum", TRUE)) {
type = RSPAMD_LOG_DIGEST;
}
else if (rspamd_ftok_cstr_equal (&tok, "filename", TRUE)) {
type = RSPAMD_LOG_FILENAME;
}
else if (rspamd_ftok_cstr_equal (&tok, "forced_action", TRUE)) {
type = RSPAMD_LOG_FORCED_ACTION;
}
else if (rspamd_ftok_cstr_equal (&tok, "settings_id", TRUE)) {
type = RSPAMD_LOG_SETTINGS_ID;
}
else {
msg_err_config ("unknown log variable: %T", &tok);
return FALSE;
}
lf = rspamd_mempool_alloc0 (cfg->cfg_pool, sizeof (*lf));
lf->type = type;
lf->flags = flags;
if (type != RSPAMD_LOG_LUA) {
if (content && content->len > 0) {
lf->data = rspamd_mempool_alloc0 (cfg->cfg_pool,
sizeof (rspamd_ftok_t));
memcpy (lf->data, content, sizeof (*content));
lf->len = sizeof (*content);
}
}
else {
/* Load lua code and ensure that we have function ref returned */
if (!content || content->len == 0) {
msg_err_config ("lua variable needs content: %T", &tok);
return FALSE;
}
if (luaL_loadbuffer (cfg->lua_state, content->begin, content->len,
"lua log variable") != 0) {
msg_err_config ("error loading lua code: '%T': %s", content,
lua_tostring (cfg->lua_state, -1));
return FALSE;
}
if (lua_pcall (cfg->lua_state, 0, 1, 0) != 0) {
msg_err_config ("error executing lua code: '%T': %s", content,
lua_tostring (cfg->lua_state, -1));
lua_pop (cfg->lua_state, 1);
return FALSE;
}
if (lua_type (cfg->lua_state, -1) != LUA_TFUNCTION) {
msg_err_config ("lua variable should return function: %T", content);
lua_pop (cfg->lua_state, 1);
return FALSE;
}
id = luaL_ref (cfg->lua_state, LUA_REGISTRYINDEX);
lf->data = GINT_TO_POINTER (id);
lf->len = 0;
}
DL_APPEND (cfg->log_format, lf);
return TRUE;
}
static gboolean
rspamd_config_parse_log_format (struct rspamd_config *cfg)
{
const gchar *p, *c, *end, *s;
gchar *d;
struct rspamd_log_format *lf = NULL;
rspamd_ftok_t var, var_content;
enum {
parse_str,
parse_dollar,
parse_var_name,
parse_var_content,
} state = parse_str;
gint braces = 0;
g_assert (cfg != NULL);
c = cfg->log_format_str;
if (c == NULL) {
return FALSE;
}
p = c;
end = p + strlen (p);
while (p < end) {
switch (state) {
case parse_str:
if (*p == '$') {
state = parse_dollar;
}
else {
p ++;
}
break;
case parse_dollar:
if (p > c) {
/* We have string element that we need to store */
lf = rspamd_mempool_alloc0 (cfg->cfg_pool, sizeof (*lf));
lf->type = RSPAMD_LOG_STRING;
lf->data = rspamd_mempool_alloc (cfg->cfg_pool, p - c + 1);
/* Filter \r\n from the destination */
s = c;
d = lf->data;
while (s < p) {
if (*s != '\r' && *s != '\n') {
*d++ = *s++;
}
else {
*d ++ = ' ';
s++;
}
}
*d = '\0';
lf->len = d - (char *) lf->data;
DL_APPEND (cfg->log_format, lf);
lf = NULL;
}
p++;
c = p;
state = parse_var_name;
break;
case parse_var_name:
if (*p == '{') {
var.begin = c;
var.len = p - c;
p ++;
c = p;
state = parse_var_content;
braces = 1;
}
else if (*p != '_' && *p != '-' && !g_ascii_isalnum (*p)) {
/* Variable with no content */
var.begin = c;
var.len = p - c;
c = p;
if (!rspamd_config_process_var (cfg, &var, NULL)) {
return FALSE;
}
state = parse_str;
}
else {
p++;
}
break;
case parse_var_content:
if (*p == '}' && --braces == 0) {
var_content.begin = c;
var_content.len = p - c;
p ++;
c = p;
if (!rspamd_config_process_var (cfg, &var, &var_content)) {
return FALSE;
}
state = parse_str;
}
else if (*p == '{') {
braces ++;
p ++;
}
else {
p++;
}
break;
}
}
/* Last state */
switch (state) {
case parse_str:
if (p > c) {
/* We have string element that we need to store */
lf = rspamd_mempool_alloc0 (cfg->cfg_pool, sizeof (*lf));
lf->type = RSPAMD_LOG_STRING;
lf->data = rspamd_mempool_alloc (cfg->cfg_pool, p - c + 1);
/* Filter \r\n from the destination */
s = c;
d = lf->data;
while (s < p) {
if (*s != '\r' && *s != '\n') {
*d++ = *s++;
}
else {
*d++ = ' ';
s++;
}
}
*d = '\0';
lf->len = d - (char *)lf->data;
DL_APPEND (cfg->log_format, lf);
lf = NULL;
}
break;
case parse_var_name:
var.begin = c;
var.len = p - c;
if (!rspamd_config_process_var (cfg, &var, NULL)) {
return FALSE;
}
break;
case parse_dollar:
case parse_var_content:
msg_err_config ("cannot parse log format %s: incomplete string",
cfg->log_format_str);
return FALSE;
break;
}
return TRUE;
}
static void
rspamd_urls_config_dtor (gpointer _unused)
{
rspamd_url_deinit ();
}
/*
* Perform post load actions
*/
gboolean
rspamd_config_post_load (struct rspamd_config *cfg,
enum rspamd_post_load_options opts)
{
#ifdef HAVE_CLOCK_GETTIME
struct timespec ts;
#endif
gboolean ret = TRUE;
#ifdef HAVE_CLOCK_GETTIME
#ifdef HAVE_CLOCK_PROCESS_CPUTIME_ID
clock_getres (CLOCK_PROCESS_CPUTIME_ID, &ts);
# elif defined(HAVE_CLOCK_VIRTUAL)
clock_getres (CLOCK_VIRTUAL, &ts);
# else
clock_getres (CLOCK_REALTIME, &ts);
# endif
rspamd_logger_configure_modules (cfg->debug_modules);
cfg->clock_res = log10 (1000000. / ts.tv_nsec);
if (cfg->clock_res < 0) {
cfg->clock_res = 0;
}
if (cfg->clock_res > 3) {
cfg->clock_res = 3;
}
#else
/* For gettimeofday */
cfg->clock_res = 1;
#endif
if (cfg->one_shot_mode) {
msg_info_config ("enabling one shot mode (was %d max shots)",
cfg->default_max_shots);
cfg->default_max_shots = 1;
}
rspamd_regexp_library_init (cfg);
rspamd_multipattern_library_init (cfg->hs_cache_dir);
#ifdef WITH_HYPERSCAN
if (!cfg->disable_hyperscan) {
if (!(cfg->libs_ctx->crypto_ctx->cpu_config & CPUID_SSSE3)) {
msg_warn_config ("CPU doesn't have SSSE3 instructions set "
"required for hyperscan, disable it");
cfg->disable_hyperscan = TRUE;
}
}
#endif
if (opts & RSPAMD_CONFIG_INIT_URL) {
if (cfg->tld_file == NULL) {
/* Try to guess tld file */
GString *fpath = g_string_new (NULL);
rspamd_printf_gstring (fpath, "%s%c%s", RSPAMD_SHAREDIR,
G_DIR_SEPARATOR, "effective_tld_names.dat");
if (access (fpath->str, R_OK) != -1) {
msg_debug_config ("url_tld option is not specified but %s is available,"
" therefore this file is assumed as TLD file for URL"
" extraction", fpath->str);
cfg->tld_file = rspamd_mempool_strdup (cfg->cfg_pool, fpath->str);
}
else {
if (opts & RSPAMD_CONFIG_INIT_VALIDATE) {
msg_err_config ("no url_tld option has been specified");
ret = FALSE;
}
}
g_string_free (fpath, TRUE);
}
else {
if (access (cfg->tld_file, R_OK) == -1) {
if (opts & RSPAMD_CONFIG_INIT_VALIDATE) {
ret = FALSE;
msg_err_config ("cannot access tld file %s: %s", cfg->tld_file,
strerror (errno));
}
else {
msg_debug_config ("cannot access tld file %s: %s", cfg->tld_file,
strerror (errno));
cfg->tld_file = NULL;
}
}
}
if (opts & RSPAMD_CONFIG_INIT_NO_TLD) {
rspamd_url_init (NULL);
}
else {
rspamd_url_init (cfg->tld_file);
}
rspamd_mempool_add_destructor (cfg->cfg_pool, rspamd_urls_config_dtor,
NULL);
}
init_dynamic_config (cfg);
/* Insert classifiers symbols */
rspamd_config_insert_classify_symbols (cfg);
/* Parse format string that we have */
if (!rspamd_config_parse_log_format (cfg)) {
msg_err_config ("cannot parse log format, task logging will not be available");
}
if (opts & RSPAMD_CONFIG_INIT_SYMCACHE) {
/* Init config cache */
rspamd_symcache_init (cfg->cache);
/* Init re cache */
rspamd_re_cache_init (cfg->re_cache, cfg);
}
if (opts & RSPAMD_CONFIG_INIT_LIBS) {
/* Config other libraries */
rspamd_config_libs (cfg->libs_ctx, cfg);
}
/* Validate cache */
if (opts & RSPAMD_CONFIG_INIT_VALIDATE) {
/* Check for actions sanity */
gboolean seen_controller = FALSE;
GList *cur;
struct rspamd_worker_conf *wcf;
cur = cfg->workers;
while (cur) {
wcf = cur->data;
if (wcf->type == g_quark_from_static_string ("controller")) {
seen_controller = TRUE;
break;
}
cur = g_list_next (cur);
}
if (!seen_controller) {
msg_warn_config ("controller worker is unconfigured: learning,"
" periodic scripts, maps watching and many other"
" Rspamd features will be broken");
ret = FALSE;
}
ret = rspamd_symcache_validate (cfg->cache, cfg, FALSE) && ret;
}
if (opts & RSPAMD_CONFIG_INIT_PRELOAD_MAPS) {
rspamd_map_preload (cfg);
}
if (opts & RSPAMD_CONFIG_INIT_POST_LOAD_LUA) {
rspamd_lua_run_config_post_init (cfg->lua_state, cfg);
}
return ret;
}
#if 0
void
parse_err (const gchar *fmt, ...)
{
va_list aq;
gchar logbuf[BUFSIZ], readbuf[32];
gint r;
va_start (aq, fmt);
rspamd_strlcpy (readbuf, yytext, sizeof (readbuf));
r = snprintf (logbuf,
sizeof (logbuf),
"config file parse error! line: %d, text: %s, reason: ",
yylineno,
readbuf);
r += vsnprintf (logbuf + r, sizeof (logbuf) - r, fmt, aq);
va_end (aq);
g_critical ("%s", logbuf);
}
void
parse_warn (const gchar *fmt, ...)
{
va_list aq;
gchar logbuf[BUFSIZ], readbuf[32];
gint r;
va_start (aq, fmt);
rspamd_strlcpy (readbuf, yytext, sizeof (readbuf));
r = snprintf (logbuf,
sizeof (logbuf),
"config file parse warning! line: %d, text: %s, reason: ",
yylineno,
readbuf);
r += vsnprintf (logbuf + r, sizeof (logbuf) - r, fmt, aq);
va_end (aq);
g_warning ("%s", logbuf);
}
#endif
void
rspamd_config_unescape_quotes (gchar *line)
{
gchar *c = line, *t;
while (*c) {
if (*c == '\\' && *(c + 1) == '"') {
t = c;
while (*t) {
*t = *(t + 1);
t++;
}
}
c++;
}
}
GList *
rspamd_config_parse_comma_list (rspamd_mempool_t * pool, const gchar *line)
{
GList *res = NULL;
const gchar *c, *p;
gchar *str;
c = line;
p = c;
while (*p) {
if (*p == ',' && *c != *p) {
str = rspamd_mempool_alloc (pool, p - c + 1);
rspamd_strlcpy (str, c, p - c + 1);
res = g_list_prepend (res, str);
/* Skip spaces */
while (g_ascii_isspace (*(++p))) ;
c = p;
continue;
}
p++;
}
if (res != NULL) {
rspamd_mempool_add_destructor (pool,
(rspamd_mempool_destruct_t) g_list_free,
res);
}
return res;
}
struct rspamd_classifier_config *
rspamd_config_new_classifier (struct rspamd_config *cfg,
struct rspamd_classifier_config *c)
{
if (c == NULL) {
c =
rspamd_mempool_alloc0 (cfg->cfg_pool,
sizeof (struct rspamd_classifier_config));
c->min_prob_strength = 0.05;
c->min_token_hits = 2;
}
if (c->labels == NULL) {
c->labels = g_hash_table_new_full (rspamd_str_hash,
rspamd_str_equal,
NULL,
(GDestroyNotify)g_list_free);
rspamd_mempool_add_destructor (cfg->cfg_pool,
(rspamd_mempool_destruct_t) g_hash_table_destroy,
c->labels);