From: Alan T. DeKok <aland@freeradius.org>
Date: Mon, 23 Aug 2021 18:41:25 +0000 (-0400)
Subject: add and document response_window
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ed56be136dcd8600a4619fc2827f066d8806eba;p=thirdparty%2Ffreeradius-server.git

add and document response_window
---

diff --git a/raddb/mods-available/radius b/raddb/mods-available/radius
index 6eeae1f3647..c41430a5744 100644
--- a/raddb/mods-available/radius
+++ b/raddb/mods-available/radius
@@ -164,6 +164,12 @@ radius {
 
 	}
 
+	#
+	#  response_window: If we do not receive a reply within this time period, then
+	#  start `zombie_period`
+	#
+	response_window = 15
+
 	#
 	#  zombie_period:: If the home server does not reply to a packet, the
 	#  `zombie_period` starts.
diff --git a/src/modules/rlm_radius/rlm_radius.c b/src/modules/rlm_radius/rlm_radius.c
index 3d084192734..8a03a6f2103 100644
--- a/src/modules/rlm_radius/rlm_radius.c
+++ b/src/modules/rlm_radius/rlm_radius.c
@@ -117,6 +117,8 @@ static CONF_PARSER const module_config[] = {
 
 	{ FR_CONF_OFFSET("max_attributes", FR_TYPE_UINT32, rlm_radius_t, max_attributes), .dflt = STRINGIFY(RADIUS_MAX_ATTRIBUTES) },
 
+	{ FR_CONF_OFFSET("response_window", FR_TYPE_TIME_DELTA, rlm_radius_t, response_window), .dflt = STRINGIFY(20) },
+
 	{ FR_CONF_OFFSET("zombie_period", FR_TYPE_TIME_DELTA, rlm_radius_t, zombie_period), .dflt = STRINGIFY(40) },
 
 	{ FR_CONF_OFFSET("revive_interval", FR_TYPE_TIME_DELTA, rlm_radius_t, revive_interval) },
@@ -592,6 +594,9 @@ static int mod_bootstrap(void *instance, CONF_SECTION *conf)
 	FR_INTEGER_BOUND_CHECK("trunk.per_connection_max", inst->trunk_conf.max_req_per_conn, <=, 255);
 	FR_INTEGER_BOUND_CHECK("trunk.per_connection_target", inst->trunk_conf.target_req_per_conn, <=, inst->trunk_conf.max_req_per_conn / 2);
 
+	FR_TIME_DELTA_BOUND_CHECK("response_window", inst->zombie_period, >=, fr_time_delta_from_sec(1));
+	FR_TIME_DELTA_BOUND_CHECK("response_window", inst->zombie_period, <=, fr_time_delta_from_sec(120));
+
 	FR_TIME_DELTA_BOUND_CHECK("zombie_period", inst->zombie_period, >=, fr_time_delta_from_sec(1));
 	FR_TIME_DELTA_BOUND_CHECK("zombie_period", inst->zombie_period, <=, fr_time_delta_from_sec(120));
 
diff --git a/src/modules/rlm_radius/rlm_radius.h b/src/modules/rlm_radius/rlm_radius.h
index f199c19758c..83291b3a625 100644
--- a/src/modules/rlm_radius/rlm_radius.h
+++ b/src/modules/rlm_radius/rlm_radius.h
@@ -56,6 +56,7 @@ struct rlm_radius_s {
 	void			*io_instance;		//!< Easy access to the IO instance
 	CONF_SECTION		*io_conf;		//!< Easy access to the IO config section
 
+	fr_time_delta_t		response_window;
 	fr_time_delta_t		zombie_period;
 	fr_time_delta_t		revive_interval;