ctl: update ctl.timeout without server restart

src/knot/conf/base.c

@@ -136,6 +136,9 @@ static void init_cache(
 	val = conf_get(conf, C_SRV, C_RATE_LIMIT_SLIP);
 	conf->cache.srv_rate_limit_slip = conf_int(&val);
 
+	val = conf_get(conf, C_CTL, C_TIMEOUT);
+	conf->cache.ctl_timeout = conf_int(&val) * 1000;
+
 	conf->cache.srv_nsid = conf_get(conf, C_SRV, C_NSID);
 
 	conf->cache.srv_rate_limit_whitelist = conf_get(conf, C_SRV, C_RATE_LIMIT_WHITELIST);

src/knot/conf/base.h

@@ -98,6 +98,7 @@ typedef struct {
 		int32_t srv_tcp_reply_timeout;
 		int32_t srv_max_tcp_clients;
 		int32_t srv_rate_limit_slip;
+		int32_t ctl_timeout;
 		conf_val_t srv_nsid;
 		conf_val_t srv_rate_limit_whitelist;
 	} cache;

src/knot/conf/scheme.c

@@ -130,7 +130,7 @@ static const yp_item_t desc_server[] = {
 
 static const yp_item_t desc_control[] = {
 	{ C_LISTEN,  YP_TSTR, YP_VSTR = { "knot.sock" } },
-	{ C_TIMEOUT, YP_TINT, YP_VINT = { 0, INT32_MAX, 5, YP_STIME } },
+	{ C_TIMEOUT, YP_TINT, YP_VINT = { 0, INT32_MAX / 1000, 5, YP_STIME } },
 	{ C_COMMENT, YP_TSTR, YP_VNONE },
 	{ NULL }
 };

src/utils/knotd/main.c

@@ -234,8 +234,7 @@ static void event_loop(server_t *server, char *socket)
 	}
 
 	// Set control timeout.
-	conf_val_t val = conf_get(conf(), C_CTL, C_TIMEOUT);
-	knot_ctl_set_timeout(ctl, conf_int(&val) * 1000);
+	knot_ctl_set_timeout(ctl, conf()->cache.ctl_timeout);
 
 	log_info("control, binding to '%s'", listen);
 
@@ -265,6 +264,9 @@ static void event_loop(server_t *server, char *socket)
 			server_reload(server, conf()->filename, true);
 		}
 
+		// Update control timeout.
+		knot_ctl_set_timeout(ctl, conf()->cache.ctl_timeout);
+
 		ret = knot_ctl_accept(ctl);
 		if (ret != KNOT_EOK) {
 			continue;