[Minor] Add configuration knobs for sessions cache

3 files changed, 16 insertions, 0 deletions

diff --git a/src/libserver/cfg_file.h b/src/libserver/cfg_file.h
index e48eb6db0..8c7b39262 100644
--- a/src/libserver/cfg_file.h
+++ b/src/libserver/cfg_file.h
@@ -308,6 +308,7 @@ struct rspamd_config {
 	gboolean ignore_received;                       /**< Ignore data from the first received header			*/
 	gboolean check_local;				/** Don't disable any checks for local networks */
 	gboolean check_authed;				/** Don't disable any checks for authenticated users */
+	gboolean enable_sessions_cache;                 /**< Enable session cache for debug */
 
 	gsize max_diff;                                 /**< maximum diff size for text parts					*/
 	gsize max_cores_size;                           /**< maximum size occupied by rspamd core files			*/
@@ -411,6 +412,7 @@ struct rspamd_config {
 	guint max_word_len;								/**< maximum length of the word to be considered		*/
 	guint words_decay;								/**< limit for words for starting adaptive ignoring		*/
 	guint history_rows;								/**< number of history rows stored						*/
+	guint max_session_cache;                        /**< maximum number of sessions cache elts				*/
 
 	GList *classify_headers;						/**< list of headers using for statistics				*/
 	struct module_s **compiled_modules;				/**< list of compiled C modules							*/
diff --git a/src/libserver/cfg_rcl.c b/src/libserver/cfg_rcl.c
index bf3a1779f..f4ca6ded7 100644
--- a/src/libserver/cfg_rcl.c
+++ b/src/libserver/cfg_rcl.c
@@ -2199,6 +2199,18 @@ rspamd_rcl_config_init (struct rspamd_config *cfg)
 			G_STRUCT_OFFSET (struct rspamd_config, default_max_shots),
 			0,
 			"Maximum number of hits per a single symbol (default: 100)");
+	rspamd_rcl_add_default_handler (sub,
+			"sessions_cache",
+			rspamd_rcl_parse_struct_boolean,
+			G_STRUCT_OFFSET (struct rspamd_config, enable_sessions_cache),
+			0,
+			"Enable sessions cache to debug dangling sessions");
+	rspamd_rcl_add_default_handler (sub,
+			"max_session_cache",
+			rspamd_rcl_parse_struct_integer,
+			G_STRUCT_OFFSET (struct rspamd_config, max_session_cache),
+			0,
+			"Maximum number of sessions in cache before warning (default: 100)");
 
 	/* Neighbours configuration */
 	rspamd_rcl_add_section_doc (&sub->subsections, "neighbours", "name",
diff --git a/src/libserver/cfg_utils.c b/src/libserver/cfg_utils.c
index 4966c37d6..abc647dcb 100644
--- a/src/libserver/cfg_utils.c
+++ b/src/libserver/cfg_utils.c
@@ -42,6 +42,7 @@
 #define DEFAULT_MAX_MESSAGE (50 * 1024 * 1024)
 #define DEFAULT_MAX_PIC (1 * 1024 * 1024)
 #define DEFAULT_MAX_SHOTS 100
+#define DEFAULT_MAX_SESSIONS 100
 
 struct rspamd_ucl_map_cbdata {
 	struct rspamd_config *cfg;
@@ -181,6 +182,7 @@ rspamd_config_new (void)
 	cfg->redis_pool = rspamd_redis_pool_init ();
 #endif
 	cfg->default_max_shots = DEFAULT_MAX_SHOTS;
+	cfg->max_session_cache = DEFAULT_MAX_SESSIONS;
 
 	REF_INIT_RETAIN (cfg, rspamd_config_free);