[Feature] Implement more strict configuration tests

src/libserver/cfg_rcl.c

@@ -381,40 +381,108 @@ rspamd_rcl_symbol_handler (rspamd_mempool_t *pool, const ucl_object_t *obj,
 	nshots = cfg->default_max_shots;
 
 	if ((elt = ucl_object_lookup (obj, "one_shot")) != NULL) {
+		if (ucl_object_type (elt) != UCL_BOOLEAN) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"one_shot attribute is not boolean for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
 		if (ucl_object_toboolean (elt)) {
 			nshots = 1;
 		}
 	}
 
 	if ((elt = ucl_object_lookup (obj, "any_shot")) != NULL) {
+		if (ucl_object_type (elt) != UCL_BOOLEAN) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"any_shot attribute is not boolean for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
 		if (ucl_object_toboolean (elt)) {
 			nshots = -1;
 		}
 	}
 
 	if ((elt = ucl_object_lookup (obj, "one_param")) != NULL) {
+		if (ucl_object_type (elt) != UCL_BOOLEAN) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"one_param attribute is not boolean for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
+
 		if (ucl_object_toboolean (elt)) {
 			flags |= RSPAMD_SYMBOL_FLAG_ONEPARAM;
 		}
 	}
 
 	if ((elt = ucl_object_lookup (obj, "ignore")) != NULL) {
+		if (ucl_object_type (elt) != UCL_BOOLEAN) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"ignore attribute is not boolean for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
+
 		if (ucl_object_toboolean (elt)) {
 			flags |= RSPAMD_SYMBOL_FLAG_IGNORE;
 		}
 	}
 
 	if ((elt = ucl_object_lookup (obj, "nshots")) != NULL) {
+		if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"nshots attribute is not numeric for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
+
 		nshots = ucl_object_toint (elt);
 	}
 
 	elt = ucl_object_lookup_any (obj, "score", "weight", NULL);
 	if (elt) {
+		if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"score attribute is not numeric for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
+
 		score = ucl_object_todouble (elt);
 	}
 
 	elt = ucl_object_lookup (obj, "priority");
 	if (elt) {
+		if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+			g_set_error (err,
+					CFG_RCL_ERROR,
+					EINVAL,
+					"priority attribute is not numeric for symbol: '%s'",
+					key);
+
+			return FALSE;
+		}
+
 		priority = ucl_object_toint (elt);
 	}
 	else {

src/libserver/cfg_utils.c

@@ -1470,6 +1470,7 @@ rspamd_init_filters (struct rspamd_config *cfg, bool reconfig)
 	module_t *mod, **pmod;
 	guint i = 0;
 	struct module_ctx *mod_ctx, *cur_ctx;
+	gboolean ret = TRUE;
 
 	/* Init all compiled modules */
 
@@ -1504,11 +1505,19 @@ rspamd_init_filters (struct rspamd_config *cfg, bool reconfig)
 			mod_ctx->enabled = rspamd_config_is_module_enabled (cfg, mod->name);
 
 			if (reconfig) {
-				(void)mod->module_reconfig_func (cfg);
-				msg_info_config ("reconfig of %s", mod->name);
+				if (!mod->module_reconfig_func (cfg)) {
+					msg_err_config ("reconfig of %s failed!", mod->name);
+				}
+				else {
+					msg_info_config ("reconfig of %s", mod->name);
+				}
+
 			}
 			else {
-				(void)mod->module_config_func (cfg);
+				if (!mod->module_config_func (cfg)) {
+					msg_info_config ("config of %s failed!", mod->name);
+					ret = FALSE;
+				}
 			}
 		}
 
@@ -1519,7 +1528,9 @@ rspamd_init_filters (struct rspamd_config *cfg, bool reconfig)
 		cur = g_list_next (cur);
 	}
 
-	return rspamd_init_lua_filters (cfg, 0);
+	ret = rspamd_init_lua_filters (cfg, 0) && ret;
+
+	return ret;
 }
 
 static void

src/plugins/regexp.c

@@ -279,39 +279,96 @@ regexp_module_config (struct rspamd_config *cfg)
 				elt = ucl_object_lookup (value, "score");
 
 				if (elt) {
-					score = ucl_object_todouble (elt);
+					if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+						msg_err_config (
+								"score attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						score = ucl_object_todouble (elt);
+					}
 				}
 
 				elt = ucl_object_lookup (value, "one_shot");
 
 				if (elt) {
-					if (ucl_object_toboolean (elt)) {
-						nshots = 1;
+					if (ucl_object_type (elt) != UCL_BOOLEAN) {
+						msg_err_config (
+								"one_shot attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						if (ucl_object_toboolean (elt)) {
+							nshots = 1;
+						}
 					}
 				}
 
 				if ((elt = ucl_object_lookup (value, "any_shot")) != NULL) {
-					if (ucl_object_toboolean (elt)) {
-						nshots = -1;
+					if (ucl_object_type (elt) != UCL_BOOLEAN) {
+						msg_err_config (
+								"any_shot attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						if (ucl_object_toboolean (elt)) {
+							nshots = -1;
+						}
 					}
 				}
 
 				if ((elt = ucl_object_lookup (value, "nshots")) != NULL) {
-					nshots = ucl_object_toint (elt);
+					if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+						msg_err_config (
+								"nshots attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						nshots = ucl_object_toint (elt);
+					}
 				}
 
 				elt = ucl_object_lookup (value, "one_param");
 
 				if (elt) {
-					if (ucl_object_toboolean (elt)) {
-						flags |= RSPAMD_SYMBOL_FLAG_ONEPARAM;
+					if (ucl_object_type (elt) != UCL_BOOLEAN) {
+						msg_err_config (
+								"one_param attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						if (ucl_object_toboolean (elt)) {
+							flags |= RSPAMD_SYMBOL_FLAG_ONEPARAM;
+						}
 					}
 				}
 
 				elt = ucl_object_lookup (value, "priority");
 
 				if (elt) {
-					priority = ucl_object_toint (elt);
+					if (ucl_object_type (elt) != UCL_FLOAT && ucl_object_type (elt) != UCL_INT) {
+						msg_err_config (
+								"priority attribute is not numeric for symbol: '%s'",
+								cur_item->symbol);
+
+						res = FALSE;
+					}
+					else {
+						priority = ucl_object_toint (elt);
+					}
+				}
+				else {
+					priority = ucl_object_get_priority (value) + 1;
 				}
 
 				rspamd_config_add_symbol (cfg, cur_item->symbol,

src/rspamadm/configtest.c

@@ -156,7 +156,7 @@ rspamadm_configtest (gint argc, gchar **argv, const struct rspamadm_command *cmd
 			ret = rspamd_config_post_load (cfg, RSPAMD_CONFIG_INIT_SYMCACHE);
 		}
 
-		if (!rspamd_symcache_validate (rspamd_main->cfg->cache,
+		if (ret && !rspamd_symcache_validate (rspamd_main->cfg->cache,
 				rspamd_main->cfg,
 				FALSE)) {
 			ret = FALSE;