@@ -152,6 +152,15 @@ static struct radius_msg * accounting_msg(struct hostapd_data *hapd,
goto fail;
}
+ /*
+ * Add Acct-Delay-Time with zero value for the first transmission. This
+ * will be updated within radius_client.c when retransmitting the frame.
+ */
+ if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_ACCT_DELAY_TIME, 0)) {
+ wpa_printf(MSG_INFO, "Could not add Acct-Delay-Time");
+ goto fail;
+ }
+
return msg;
fail:
@@ -365,6 +365,8 @@ static int radius_client_retransmit(struct radius_client_data *radius,
int s;
struct wpabuf *buf;
size_t prev_num_msgs;
+ u8 *acct_delay_time;
+ size_t acct_delay_time_len;
if (entry->msg_type == RADIUS_ACCT ||
entry->msg_type == RADIUS_ACCT_INTERIM) {
@@ -418,6 +420,34 @@ static int radius_client_retransmit(struct radius_client_data *radius,
return 1;
}
+ if (entry->msg_type == RADIUS_ACCT &&
+ radius_msg_get_attr_ptr(entry->msg, RADIUS_ATTR_ACCT_DELAY_TIME,
+ &acct_delay_time, &acct_delay_time_len,
+ NULL) == 0 &&
+ acct_delay_time_len == 4) {
+ struct radius_hdr *hdr;
+ u32 delay_time;
+
+ /*
+ * Need to assign a new identifier since attribute contents
+ * changes.
+ */
+ hdr = radius_msg_get_hdr(entry->msg);
+ hdr->identifier = radius_client_get_id(radius);
+
+ /* Update Acct-Delay-Time to show wait time in queue */
+ delay_time = now - entry->first_try;
+ WPA_PUT_BE32(acct_delay_time, delay_time);
+
+ wpa_printf(MSG_DEBUG,
+ "RADIUS: Updated Acct-Delay-Time to %u for retransmission",
+ delay_time);
+ radius_msg_finish_acct(entry->msg, entry->shared_secret,
+ entry->shared_secret_len);
+ if (radius->conf->msg_dumps)
+ radius_msg_dump(entry->msg);
+ }
+
/* retransmit; remove entry if too many attempts */
entry->attempts++;
hostapd_logger(radius->ctx, entry->addr, HOSTAPD_MODULE_RADIUS,