hostapd: make OpenWrt statistics per-BSS
authorDavid Bauer <mail@david-bauer.net>
Sat, 18 Dec 2021 16:24:09 +0000 (17:24 +0100)
committerDavid Bauer <mail@david-bauer.net>
Sun, 19 Dec 2021 23:15:03 +0000 (00:15 +0100)
WNM and RRM statistics were incorrectly per-PHY, leading to shared
statistic counters per BSS.

Signed-off-by: David Bauer <mail@david-bauer.net>
package/network/services/hostapd/patches/590-rrm-wnm-statistics.patch
package/network/services/hostapd/src/src/ap/ubus.c

index feb3b091c108e6647fc669de24900edee6ed474a..737fdbb5d04d9277186a449d949e8bbe17d5489a 100644 (file)
@@ -1,6 +1,6 @@
 --- a/src/ap/hostapd.h
 +++ b/src/ap/hostapd.h
-@@ -441,6 +441,21 @@ struct hostapd_sta_info {
+@@ -148,6 +148,21 @@ struct hostapd_sae_commit_queue {
  };
  
  /**
 +};
 +
 +/**
-  * struct hostapd_iface - hostapd per-interface data structure
+  * struct hostapd_data - hostapd per-BSS data structure
   */
- struct hostapd_iface {
-@@ -562,6 +577,9 @@ struct hostapd_iface {
-       u64 last_channel_time_busy;
-       u8 channel_utilization;
+ struct hostapd_data {
+@@ -161,6 +176,9 @@ struct hostapd_data {
+       u8 own_addr[ETH_ALEN];
  
 +      /* OpenWrt specific statistics */
 +      struct hostapd_openwrt_stats openwrt_stats;
 +
-       unsigned int chan_util_samples_sum;
-       unsigned int chan_util_num_sample_periods;
-       unsigned int chan_util_average;
+       int num_sta; /* number of entries in sta_list */
+       struct sta_info *sta_list; /* STA info list head */
+ #define STA_HASH_SIZE 256
 --- a/src/ap/wnm_ap.c
 +++ b/src/ap/wnm_ap.c
 @@ -386,6 +386,7 @@ static int ieee802_11_send_bss_trans_mgm
        mgmt->u.action.u.bss_tm_req.validity_interval = 1;
        pos = mgmt->u.action.u.bss_tm_req.variable;
  
-+      hapd->iface->openwrt_stats.wnm.bss_transition_request_tx++;
++      hapd->openwrt_stats.wnm.bss_transition_request_tx++;
        wpa_printf(MSG_DEBUG, "WNM: Send BSS Transition Management Request to "
                   MACSTR " dialog_token=%u req_mode=0x%x disassoc_timer=%u "
                   "validity_interval=%u",
  
        switch (action) {
        case WNM_BSS_TRANS_MGMT_QUERY:
-+              hapd->iface->openwrt_stats.wnm.bss_transition_query_rx++;
++              hapd->openwrt_stats.wnm.bss_transition_query_rx++;
                ieee802_11_rx_bss_trans_mgmt_query(hapd, mgmt->sa, payload,
                                                   plen);
                return 0;
        case WNM_BSS_TRANS_MGMT_RESP:
-+              hapd->iface->openwrt_stats.wnm.bss_transition_response_rx++;
++              hapd->openwrt_stats.wnm.bss_transition_response_rx++;
                ieee802_11_rx_bss_trans_mgmt_resp(hapd, mgmt->sa, payload,
                                                  plen);
                return 0;
@@ -59,7 +59,7 @@
  
        pos = mgmt->u.action.u.bss_tm_req.variable;
  
-+      hapd->iface->openwrt_stats.wnm.bss_transition_request_tx++;
++      hapd->openwrt_stats.wnm.bss_transition_request_tx++;
        wpa_printf(MSG_DEBUG, "WNM: Send BSS Transition Management Request frame to indicate imminent disassociation (disassoc_timer=%d) to "
                   MACSTR, disassoc_timer, MAC2STR(sta->addr));
        if (hostapd_drv_send_mlme(hapd, buf, pos - buf, 0, NULL, 0, 0) < 0) {
@@ -67,7 +67,7 @@
                return -1;
        }
  
-+      hapd->iface->openwrt_stats.wnm.bss_transition_request_tx++;
++      hapd->openwrt_stats.wnm.bss_transition_request_tx++;
        if (disassoc_timer) {
                /* send disassociation frame after time-out */
                set_disassoc_timer(hapd, sta, disassoc_timer);
@@ -75,7 +75,7 @@
        }
        os_free(buf);
  
-+      hapd->iface->openwrt_stats.wnm.bss_transition_request_tx++;
++      hapd->openwrt_stats.wnm.bss_transition_request_tx++;
        if (disassoc_timer) {
                /* send disassociation frame after time-out */
                set_disassoc_timer(hapd, sta, disassoc_timer);
@@ -85,7 +85,7 @@
                }
        }
  
-+      hapd->iface->openwrt_stats.rrm.neighbor_report_tx++;
++      hapd->openwrt_stats.rrm.neighbor_report_tx++;
 +
        hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr,
                                wpabuf_head(buf), wpabuf_len(buf));
index 20ee7c90e7d6d3380d3c473d7f3f94396a7e21a6..bcb80f4a33428ac042fc7558fbaf6da51ba4f407 100644 (file)
@@ -432,14 +432,14 @@ hostapd_bss_get_status(struct ubus_context *ctx, struct ubus_object *obj,
 
        /* RRM */
        rrm_table = blobmsg_open_table(&b, "rrm");
-       blobmsg_add_u64(&b, "neighbor_report_tx", hapd->iface->openwrt_stats.rrm.neighbor_report_tx);
+       blobmsg_add_u64(&b, "neighbor_report_tx", hapd->openwrt_stats.rrm.neighbor_report_tx);
        blobmsg_close_table(&b, rrm_table);
 
        /* WNM */
        wnm_table = blobmsg_open_table(&b, "wnm");
-       blobmsg_add_u64(&b, "bss_transition_query_rx", hapd->iface->openwrt_stats.wnm.bss_transition_query_rx);
-       blobmsg_add_u64(&b, "bss_transition_request_tx", hapd->iface->openwrt_stats.wnm.bss_transition_request_tx);
-       blobmsg_add_u64(&b, "bss_transition_response_rx", hapd->iface->openwrt_stats.wnm.bss_transition_response_rx);
+       blobmsg_add_u64(&b, "bss_transition_query_rx", hapd->openwrt_stats.wnm.bss_transition_query_rx);
+       blobmsg_add_u64(&b, "bss_transition_request_tx", hapd->openwrt_stats.wnm.bss_transition_request_tx);
+       blobmsg_add_u64(&b, "bss_transition_response_rx", hapd->openwrt_stats.wnm.bss_transition_response_rx);
        blobmsg_close_table(&b, wnm_table);
 
        /* Airtime */