fix saving signed_tokens field when room is permanent

plugins/janus_videoroom.c

@@ -211,6 +211,7 @@ room-<unique room ID>: {
 	"new_pin" : "<new password required to join the room, optional>",
 	"new_is_private" : <true|false, whether the room should appear in a list request>,
 	"new_require_pvtid" : <true|false, whether the room should require private_id from subscribers>,
+	"new_signed_tokens" : <true|false, whether access to the room requires signed tokens>,
 	"new_bitrate" : <new bitrate cap to force on all publishers (except those with custom overrides)>,
 	"new_fir_freq" : <new period for regular PLI keyframe requests to publishers>,
 	"new_publishers" : <new cap on the number of concurrent active WebRTC publishers>,
@@ -3445,6 +3446,8 @@ static json_t *janus_videoroom_process_synchronous_request(janus_videoroom_sessi
 				janus_config_add(config, c, janus_config_item_create("is_private", "yes"));
 			if(videoroom->require_pvtid)
 				janus_config_add(config, c, janus_config_item_create("require_pvtid", "yes"));
+			if(videoroom->signed_tokens)
+				janus_config_add(config, c, janus_config_item_create("signed_tokens", "yes"));
 			if(videoroom->require_e2ee)
 				janus_config_add(config, c, janus_config_item_create("require_e2ee", "yes"));
 			g_snprintf(value, BUFSIZ, "%"SCNu32, videoroom->bitrate);
@@ -3557,6 +3560,7 @@ static json_t *janus_videoroom_process_synchronous_request(janus_videoroom_sessi
 		json_t *desc = json_object_get(root, "new_description");
 		json_t *is_private = json_object_get(root, "new_is_private");
 		json_t *req_pvtid = json_object_get(root, "new_require_pvtid");
+		json_t *signed_tokens = json_object_get(root, "new_signed_tokens");
 		json_t *secret = json_object_get(root, "new_secret");
 		json_t *pin = json_object_get(root, "new_pin");
 		json_t *bitrate = json_object_get(root, "new_bitrate");
@@ -3589,6 +3593,13 @@ static json_t *janus_videoroom_process_synchronous_request(janus_videoroom_sessi
 			videoroom->is_private = json_is_true(is_private);
 		if(req_pvtid)
 			videoroom->require_pvtid = json_is_true(req_pvtid);
+		if(signed_tokens && json_is_true(signed_tokens)) {
+			if(!gateway->auth_is_signed()) {
+				JANUS_LOG(LOG_WARN, "Can't enforce signed tokens for this room, signed-mode not in use in the core\n");
+			} else {
+				videoroom->signed_tokens = TRUE;
+			}
+		}
 		if(publishers)
 			videoroom->max_publishers = json_integer_value(publishers);
 		if(bitrate) {
@@ -3629,6 +3640,8 @@ static json_t *janus_videoroom_process_synchronous_request(janus_videoroom_sessi
 				janus_config_add(config, c, janus_config_item_create("is_private", "yes"));
 			if(videoroom->require_pvtid)
 				janus_config_add(config, c, janus_config_item_create("require_pvtid", "yes"));
+			if(videoroom->signed_tokens)
+				janus_config_add(config, c, janus_config_item_create("signed_tokens", "yes"));
 			if(videoroom->require_e2ee)
 				janus_config_add(config, c, janus_config_item_create("require_e2ee", "yes"));
 			g_snprintf(value, BUFSIZ, "%"SCNu32, videoroom->bitrate);