Fix compile time issues
[collectd.git] / src / ovs_stats.c
index 28e46d9..e22e851 100644 (file)
@@ -28,9 +28,9 @@
  *   Taras Chornyi <tarasx.chornyi@intel.com>
  */
 
-#include "common.h"
+#include "utils/common/common.h"
 
-#include "utils_ovs.h" /* OvS helpers */
+#include "utils/ovs/ovs.h" /* OvS helpers */
 
 /* Plugin name */
 static const char plugin_name[] = "ovs_stats";
@@ -63,6 +63,7 @@ typedef enum iface_counter {
   tx_512_to_1023_packets,
   tx_1024_to_1522_packets,
   tx_1523_to_max_packets,
+  rx_multicast_packets,
   tx_multicast_packets,
   rx_broadcast_packets,
   tx_broadcast_packets,
@@ -70,6 +71,21 @@ typedef enum iface_counter {
   rx_oversize_errors,
   rx_fragmented_errors,
   rx_jabber_errors,
+  rx_error_bytes,
+  rx_l3_l4_xsum_error,
+  rx_management_dropped,
+  rx_mbuf_allocation_errors,
+  rx_total_bytes,
+  rx_total_missed_packets,
+  rx_undersize_errors,
+  rx_management_packets,
+  tx_management_packets,
+  rx_good_bytes,
+  tx_good_bytes,
+  rx_good_packets,
+  tx_good_packets,
+  rx_total_packets,
+  tx_total_packets,
   __iface_counter_max
 } iface_counter;
 
@@ -129,6 +145,7 @@ static const char *const iface_counter_table[IFACE_COUNTER_COUNT] = {
     cnt_str(tx_512_to_1023_packets),
     cnt_str(tx_1024_to_1522_packets),
     cnt_str(tx_1523_to_max_packets),
+    cnt_str(rx_multicast_packets),
     cnt_str(tx_multicast_packets),
     cnt_str(rx_broadcast_packets),
     cnt_str(tx_broadcast_packets),
@@ -136,6 +153,21 @@ static const char *const iface_counter_table[IFACE_COUNTER_COUNT] = {
     cnt_str(rx_oversize_errors),
     cnt_str(rx_fragmented_errors),
     cnt_str(rx_jabber_errors),
+    cnt_str(rx_error_bytes),
+    cnt_str(rx_l3_l4_xsum_error),
+    cnt_str(rx_management_dropped),
+    cnt_str(rx_mbuf_allocation_errors),
+    cnt_str(rx_total_bytes),
+    cnt_str(rx_total_missed_packets),
+    cnt_str(rx_undersize_errors),
+    cnt_str(rx_management_packets),
+    cnt_str(tx_management_packets),
+    cnt_str(rx_good_bytes),
+    cnt_str(tx_good_bytes),
+    cnt_str(rx_good_packets),
+    cnt_str(tx_good_packets),
+    cnt_str(rx_total_packets),
+    cnt_str(tx_total_packets),
 };
 
 #undef cnt_str
@@ -232,10 +264,10 @@ static void ovs_stats_submit_two(const char *dev, const char *type,
   plugin_dispatch_values(&vl);
 }
 
-static void ovs_stats_submit_interfaces(bridge_list_t *bridge,
-                                        port_list_t *port) {
+static void ovs_stats_submit_interfaces(port_list_t *port) {
   char devname[PORT_NAME_SIZE_MAX * 2];
 
+  bridge_list_t *bridge = port->br;
   for (interface_list_t *iface = port->iface; iface != NULL;
        iface = iface->next) {
     meta_data_t *meta = meta_data_create();
@@ -248,8 +280,13 @@ static void ovs_stats_submit_interfaces(bridge_list_t *bridge,
       if (strlen(iface->ex_iface_id))
         meta_data_add_string(meta, "iface-id", iface->ex_iface_id);
     }
-    snprintf(devname, sizeof(devname), "%s.%s.%s", bridge->name, port->name,
-             iface->name);
+    strjoin(devname, sizeof(devname),
+            (char *[]){
+                bridge->name,
+                port->name,
+                iface->name,
+            },
+            3, ".");
     ovs_stats_submit_one(devname, "if_collisions", NULL,
                          iface->stats[collisions], meta);
     ovs_stats_submit_two(devname, "if_dropped", NULL, iface->stats[rx_dropped],
@@ -292,8 +329,6 @@ static void ovs_stats_submit_interfaces(bridge_list_t *bridge,
     ovs_stats_submit_two(devname, "if_packets", "broadcast_packets",
                          iface->stats[rx_broadcast_packets],
                          iface->stats[tx_broadcast_packets], meta);
-    ovs_stats_submit_one(devname, "if_multicast", "tx_multicast_packets",
-                         iface->stats[tx_multicast_packets], meta);
     ovs_stats_submit_one(devname, "if_rx_errors", "rx_undersized_errors",
                          iface->stats[rx_undersized_errors], meta);
     ovs_stats_submit_one(devname, "if_rx_errors", "rx_oversize_errors",
@@ -302,6 +337,35 @@ static void ovs_stats_submit_interfaces(bridge_list_t *bridge,
                          iface->stats[rx_fragmented_errors], meta);
     ovs_stats_submit_one(devname, "if_rx_errors", "rx_jabber_errors",
                          iface->stats[rx_jabber_errors], meta);
+    ovs_stats_submit_one(devname, "if_rx_octets", "rx_error_bytes",
+                         iface->stats[rx_error_bytes], meta);
+    ovs_stats_submit_one(devname, "if_errors", "rx_l3_l4_xsum_error",
+                         iface->stats[rx_l3_l4_xsum_error], meta);
+    ovs_stats_submit_one(devname, "if_dropped", "rx_management_dropped",
+                         iface->stats[rx_management_dropped], meta);
+    ovs_stats_submit_one(devname, "if_errors", "rx_mbuf_allocation_errors",
+                         iface->stats[rx_mbuf_allocation_errors], meta);
+    ovs_stats_submit_one(devname, "if_octets", "rx_total_bytes",
+                         iface->stats[rx_total_bytes], meta);
+    ovs_stats_submit_one(devname, "if_packets", "rx_total_missed_packets",
+                         iface->stats[rx_total_missed_packets], meta);
+    ovs_stats_submit_one(devname, "if_rx_errors", "rx_undersize_errors",
+                         iface->stats[rx_undersize_errors], meta);
+    ovs_stats_submit_two(devname, "if_packets", "management_packets",
+                         iface->stats[rx_management_packets],
+                         iface->stats[tx_management_packets], meta);
+    ovs_stats_submit_two(devname, "if_packets", "multicast_packets",
+                         iface->stats[rx_multicast_packets],
+                         iface->stats[tx_multicast_packets], meta);
+    ovs_stats_submit_two(devname, "if_octets", "good_bytes",
+                         iface->stats[rx_good_bytes],
+                         iface->stats[tx_good_bytes], meta);
+    ovs_stats_submit_two(devname, "if_packets", "good_packets",
+                         iface->stats[rx_good_packets],
+                         iface->stats[tx_good_packets], meta);
+    ovs_stats_submit_two(devname, "if_packets", "total_packets",
+                         iface->stats[rx_total_packets],
+                         iface->stats[tx_total_packets], meta);
 
     meta_data_destroy(meta);
   }
@@ -322,7 +386,7 @@ static int ovs_stats_get_port_stat_value(port_list_t *port,
   return value;
 }
 
-static void ovs_stats_submit_port(bridge_list_t *bridge, port_list_t *port) {
+static void ovs_stats_submit_port(port_list_t *port) {
   char devname[PORT_NAME_SIZE_MAX * 2];
 
   meta_data_t *meta = meta_data_create();
@@ -332,23 +396,24 @@ static void ovs_stats_submit_port(bridge_list_t *bridge, port_list_t *port) {
 
     for (interface_list_t *iface = port->iface; iface != NULL;
          iface = iface->next) {
-      snprintf(key_str, sizeof(key_str), "uuid%d", i);
+      ssnprintf(key_str, sizeof(key_str), "uuid%d", i);
       meta_data_add_string(meta, key_str, iface->iface_uuid);
 
       if (strlen(iface->ex_vm_id)) {
-        snprintf(key_str, sizeof(key_str), "vm-uuid%d", i);
+        ssnprintf(key_str, sizeof(key_str), "vm-uuid%d", i);
         meta_data_add_string(meta, key_str, iface->ex_vm_id);
       }
 
       if (strlen(iface->ex_iface_id)) {
-        snprintf(key_str, sizeof(key_str), "iface-id%d", i);
+        ssnprintf(key_str, sizeof(key_str), "iface-id%d", i);
         meta_data_add_string(meta, key_str, iface->ex_iface_id);
       }
 
       i++;
     }
   }
-  snprintf(devname, sizeof(devname), "%s.%s", bridge->name, port->name);
+  bridge_list_t *bridge = port->br;
+  ssnprintf(devname, sizeof(devname), "%s.%s", bridge->name, port->name);
   ovs_stats_submit_one(devname, "if_collisions", NULL,
                        ovs_stats_get_port_stat_value(port, collisions), meta);
   ovs_stats_submit_two(devname, "if_dropped", NULL,
@@ -403,9 +468,6 @@ static void ovs_stats_submit_port(bridge_list_t *bridge, port_list_t *port) {
       ovs_stats_get_port_stat_value(port, rx_broadcast_packets),
       ovs_stats_get_port_stat_value(port, tx_broadcast_packets), meta);
   ovs_stats_submit_one(
-      devname, "if_multicast", "tx_multicast_packets",
-      ovs_stats_get_port_stat_value(port, tx_multicast_packets), meta);
-  ovs_stats_submit_one(
       devname, "if_rx_errors", "rx_undersized_errors",
       ovs_stats_get_port_stat_value(port, rx_undersized_errors), meta);
   ovs_stats_submit_one(devname, "if_rx_errors", "rx_oversize_errors",
@@ -417,6 +479,47 @@ static void ovs_stats_submit_port(bridge_list_t *bridge, port_list_t *port) {
   ovs_stats_submit_one(devname, "if_rx_errors", "rx_jabber_errors",
                        ovs_stats_get_port_stat_value(port, rx_jabber_errors),
                        meta);
+  ovs_stats_submit_one(devname, "if_rx_octets", "rx_error_bytes",
+                       ovs_stats_get_port_stat_value(port, rx_error_bytes),
+                       meta);
+  ovs_stats_submit_one(devname, "if_errors", "rx_l3_l4_xsum_error",
+                       ovs_stats_get_port_stat_value(port, rx_l3_l4_xsum_error),
+                       meta);
+  ovs_stats_submit_one(
+      devname, "if_dropped", "rx_management_dropped",
+      ovs_stats_get_port_stat_value(port, rx_management_dropped), meta);
+  ovs_stats_submit_one(
+      devname, "if_errors", "rx_mbuf_allocation_errors",
+      ovs_stats_get_port_stat_value(port, rx_mbuf_allocation_errors), meta);
+  ovs_stats_submit_one(devname, "if_octets", "rx_total_bytes",
+                       ovs_stats_get_port_stat_value(port, rx_total_bytes),
+                       meta);
+  ovs_stats_submit_one(
+      devname, "if_packets", "rx_total_missed_packets",
+      ovs_stats_get_port_stat_value(port, rx_total_missed_packets), meta);
+  ovs_stats_submit_one(devname, "if_rx_errors", "rx_undersize_errors",
+                       ovs_stats_get_port_stat_value(port, rx_undersize_errors),
+                       meta);
+  ovs_stats_submit_two(
+      devname, "if_packets", "management_packets",
+      ovs_stats_get_port_stat_value(port, rx_management_packets),
+      ovs_stats_get_port_stat_value(port, tx_management_packets), meta);
+  ovs_stats_submit_two(
+      devname, "if_packets", "multicast_packets",
+      ovs_stats_get_port_stat_value(port, rx_multicast_packets),
+      ovs_stats_get_port_stat_value(port, tx_multicast_packets), meta);
+  ovs_stats_submit_two(devname, "if_octets", "good_bytes",
+                       ovs_stats_get_port_stat_value(port, rx_good_bytes),
+                       ovs_stats_get_port_stat_value(port, tx_good_bytes),
+                       meta);
+  ovs_stats_submit_two(devname, "if_packets", "good_packets",
+                       ovs_stats_get_port_stat_value(port, rx_good_packets),
+                       ovs_stats_get_port_stat_value(port, tx_good_packets),
+                       meta);
+  ovs_stats_submit_two(devname, "if_packets", "total_packets",
+                       ovs_stats_get_port_stat_value(port, rx_total_packets),
+                       ovs_stats_get_port_stat_value(port, tx_total_packets),
+                       meta);
 
   meta_data_destroy(meta);
 }
@@ -481,18 +584,16 @@ static interface_list_t *ovs_stats_new_port_interface(port_list_t *port,
   interface_list_t *iface = ovs_stats_get_port_interface(port, uuid);
 
   if (iface == NULL) {
-    iface = (interface_list_t *)calloc(1, sizeof(interface_list_t));
-    if (!iface) {
+    iface = calloc(1, sizeof(*iface));
+    if (iface == NULL) {
       ERROR("%s: Error allocating interface", plugin_name);
       return NULL;
     }
     memset(iface->stats, -1, sizeof(int64_t[IFACE_COUNTER_COUNT]));
     sstrncpy(iface->iface_uuid, uuid, sizeof(iface->iface_uuid));
-    pthread_mutex_lock(&g_stats_lock);
     interface_list_t *iface_head = port->iface;
     iface->next = iface_head;
     port->iface = iface;
-    pthread_mutex_unlock(&g_stats_lock);
   }
   return iface;
 }
@@ -506,21 +607,17 @@ static port_list_t *ovs_stats_new_port(bridge_list_t *bridge,
   port_list_t *port = ovs_stats_get_port(uuid);
 
   if (port == NULL) {
-    port = (port_list_t *)calloc(1, sizeof(port_list_t));
-    if (!port) {
+    port = calloc(1, sizeof(*port));
+    if (port == NULL) {
       ERROR("%s: Error allocating port", plugin_name);
       return NULL;
     }
     sstrncpy(port->port_uuid, uuid, sizeof(port->port_uuid));
-    pthread_mutex_lock(&g_stats_lock);
     port->next = g_port_list_head;
     g_port_list_head = port;
-    pthread_mutex_unlock(&g_stats_lock);
   }
   if (bridge != NULL) {
-    pthread_mutex_lock(&g_stats_lock);
     port->br = bridge;
-    pthread_mutex_unlock(&g_stats_lock);
   }
   return port;
 }
@@ -539,6 +636,19 @@ static bridge_list_t *ovs_stats_get_bridge(bridge_list_t *head,
   return NULL;
 }
 
+/* Check if bridge is configured to be monitored in config file */
+static int ovs_stats_is_monitored_bridge(const char *br_name) {
+  /* if no bridges are configured, return true */
+  if (g_monitored_bridge_list_head == NULL)
+    return 1;
+
+  /* check if given bridge exists */
+  if (ovs_stats_get_bridge(g_monitored_bridge_list_head, br_name) != NULL)
+    return 1;
+
+  return 0;
+}
+
 /* Delete bridge */
 static int ovs_stats_del_bridge(yajl_val bridge) {
   const char *old[] = {"old", NULL};
@@ -579,7 +689,6 @@ static int ovs_stats_update_bridge(yajl_val bridge) {
   const char *new[] = {"new", NULL};
   const char *name[] = {"name", NULL};
   const char *ports[] = {"ports", NULL};
-  bridge_list_t *br = NULL;
 
   if (!bridge || !YAJL_IS_OBJECT(bridge))
     goto failure;
@@ -589,32 +698,33 @@ static int ovs_stats_update_bridge(yajl_val bridge) {
     return 0;
 
   yajl_val br_name = yajl_tree_get(row, name, yajl_t_string);
-  if (br_name && YAJL_IS_STRING(br_name)) {
-    br = ovs_stats_get_bridge(g_bridge_list_head, YAJL_GET_STRING(br_name));
-    pthread_mutex_lock(&g_stats_lock);
-    if (br == NULL) {
-      br = calloc(1, sizeof(*br));
-      if (!br) {
-        pthread_mutex_unlock(&g_stats_lock);
-        ERROR("%s: calloc(%zu) failed.", plugin_name, sizeof(*br));
-        return -1;
-      }
+  if (!br_name || !YAJL_IS_STRING(br_name))
+    return 0;
 
-      char *tmp = YAJL_GET_STRING(br_name);
-      if (tmp != NULL)
-        br->name = strdup(tmp);
+  if (!ovs_stats_is_monitored_bridge(YAJL_GET_STRING(br_name)))
+    return 0;
 
-      if (br->name == NULL) {
-        sfree(br);
-        pthread_mutex_unlock(&g_stats_lock);
-        ERROR("%s: strdup failed.", plugin_name);
-        return -1;
-      }
+  bridge_list_t *br =
+      ovs_stats_get_bridge(g_bridge_list_head, YAJL_GET_STRING(br_name));
+  if (br == NULL) {
+    br = calloc(1, sizeof(*br));
+    if (br == NULL) {
+      ERROR("%s: calloc(%zu) failed.", plugin_name, sizeof(*br));
+      return -1;
+    }
 
-      br->next = g_bridge_list_head;
-      g_bridge_list_head = br;
+    char *tmp = YAJL_GET_STRING(br_name);
+    if (tmp != NULL)
+      br->name = strdup(tmp);
+
+    if (br->name == NULL) {
+      sfree(br);
+      ERROR("%s: strdup failed.", plugin_name);
+      return -1;
     }
-    pthread_mutex_unlock(&g_stats_lock);
+
+    br->next = g_bridge_list_head;
+    g_bridge_list_head = br;
   }
 
   yajl_val br_ports = yajl_tree_get(row, ports, yajl_t_array);
@@ -682,10 +792,12 @@ static void ovs_stats_bridge_table_change_cb(yajl_val jupdates) {
   if (!bridges || !YAJL_IS_OBJECT(bridges))
     return;
 
+  pthread_mutex_lock(&g_stats_lock);
   for (size_t i = 0; i < YAJL_GET_OBJECT(bridges)->len; i++) {
     yajl_val bridge = YAJL_GET_OBJECT(bridges)->values[i];
     ovs_stats_update_bridge(bridge);
   }
+  pthread_mutex_unlock(&g_stats_lock);
 }
 
 /* Handle Bridge Table delete event */
@@ -736,10 +848,8 @@ static int ovs_stats_update_port(const char *uuid, yajl_val port) {
   if (!portentry)
     return 0;
 
-  pthread_mutex_lock(&g_stats_lock);
   sstrncpy(portentry->name, YAJL_GET_STRING(port_name),
            sizeof(portentry->name));
-  pthread_mutex_unlock(&g_stats_lock);
 
   yajl_val ifaces_root = ovs_utils_get_value_by_key(row, "interfaces");
   char *ifaces_root_key =
@@ -752,7 +862,7 @@ static int ovs_stats_update_port(const char *uuid, yajl_val port) {
 
     // ifaces_list is [[ "uuid", "<some_uuid>" ], [ "uuid",
     // "<another_uuid>" ], ... ]]
-    for (int i = 0; i < YAJL_GET_ARRAY(ifaces_list)->len; i++) {
+    for (size_t i = 0; i < YAJL_GET_ARRAY(ifaces_list)->len; i++) {
       yajl_val iface_tuple = YAJL_GET_ARRAY(ifaces_list)->values[i];
 
       // iface_tuple is [ "uuid", "<some_uuid>" ]
@@ -821,10 +931,12 @@ static void ovs_stats_port_table_change_cb(yajl_val jupdates) {
   if (!ports || !YAJL_IS_OBJECT(ports))
     return;
 
+  pthread_mutex_lock(&g_stats_lock);
   for (size_t i = 0; i < YAJL_GET_OBJECT(ports)->len; i++) {
     yajl_val port = YAJL_GET_OBJECT(ports)->values[i];
     ovs_stats_update_port(YAJL_GET_OBJECT(ports)->keys[i], port);
   }
+  pthread_mutex_unlock(&g_stats_lock);
   return;
 }
 
@@ -880,20 +992,21 @@ static int ovs_stats_update_iface_stats(interface_list_t *iface,
 static int ovs_stats_update_iface_ext_ids(interface_list_t *iface,
                                           yajl_val ext_ids) {
 
-  if (ext_ids && YAJL_IS_ARRAY(ext_ids)) {
-    for (size_t i = 0; i < YAJL_GET_ARRAY(ext_ids)->len; i++) {
-      yajl_val ext_id = YAJL_GET_ARRAY(ext_ids)->values[i];
-      if (!YAJL_IS_ARRAY(ext_id))
-        return -1;
+  if (!ext_ids || !YAJL_IS_ARRAY(ext_ids))
+    return 0;
 
-      char *key = YAJL_GET_STRING(YAJL_GET_ARRAY(ext_id)->values[0]);
-      char *value = YAJL_GET_STRING(YAJL_GET_ARRAY(ext_id)->values[1]);
-      if (key && value) {
-        if (strncmp(key, "iface-id", strlen(key)) == 0) {
-          sstrncpy(iface->ex_iface_id, value, sizeof(iface->ex_iface_id));
-        } else if (strncmp(key, "vm-uuid", strlen(key)) == 0) {
-          sstrncpy(iface->ex_vm_id, value, sizeof(iface->ex_vm_id));
-        }
+  for (size_t i = 0; i < YAJL_GET_ARRAY(ext_ids)->len; i++) {
+    yajl_val ext_id = YAJL_GET_ARRAY(ext_ids)->values[i];
+    if (!YAJL_IS_ARRAY(ext_id))
+      return -1;
+
+    char *key = YAJL_GET_STRING(YAJL_GET_ARRAY(ext_id)->values[0]);
+    char *value = YAJL_GET_STRING(YAJL_GET_ARRAY(ext_id)->values[1]);
+    if (key && value) {
+      if (strncmp(key, "iface-id", strlen(key)) == 0) {
+        sstrncpy(iface->ex_iface_id, value, sizeof(iface->ex_iface_id));
+      } else if (strncmp(key, "vm-uuid", strlen(key)) == 0) {
+        sstrncpy(iface->ex_vm_id, value, sizeof(iface->ex_vm_id));
       }
     }
   }
@@ -1128,19 +1241,6 @@ static void ovs_stats_initialize(ovs_db_t *pdb) {
                            OVS_DB_TABLE_CB_FLAG_DELETE);
 }
 
-/* Check if bridge is configured to be monitored in config file */
-static int ovs_stats_is_monitored_bridge(const char *br_name) {
-  /* if no bridges are configured, return true */
-  if (g_monitored_bridge_list_head == NULL)
-    return 1;
-
-  /* check if given bridge exists */
-  if (ovs_stats_get_bridge(g_monitored_bridge_list_head, br_name) != NULL)
-    return 1;
-
-  return 0;
-}
-
 /* Delete all ports from port list */
 static void ovs_stats_free_port_list(port_list_t *head) {
   for (port_list_t *i = head; i != NULL;) {
@@ -1217,7 +1317,7 @@ static int ovs_stats_plugin_config(oconfig_item_t *ci) {
         char const *br_name = child->values[j].value.string;
         if ((bridge = ovs_stats_get_bridge(g_monitored_bridge_list_head,
                                            br_name)) == NULL) {
-          if ((bridge = calloc(1, sizeof(bridge_list_t))) == NULL) {
+          if ((bridge = calloc(1, sizeof(*bridge))) == NULL) {
             ERROR("%s: Error allocating memory for bridge", plugin_name);
             goto cleanup_fail;
           } else {
@@ -1281,29 +1381,22 @@ static int ovs_stats_plugin_init(void) {
 
 /* OvS stats read callback. Read bridge/port information and submit it*/
 static int ovs_stats_plugin_read(__attribute__((unused)) user_data_t *ud) {
-  bridge_list_t *bridge;
-  port_list_t *port;
-
   pthread_mutex_lock(&g_stats_lock);
-  for (bridge = g_bridge_list_head; bridge != NULL; bridge = bridge->next) {
-    if (!ovs_stats_is_monitored_bridge(bridge->name))
+  for (port_list_t *port = g_port_list_head; port != NULL; port = port->next) {
+    if (strlen(port->name) == 0)
+      /* Skip port w/o name. This is possible when read callback
+       * is called after Interface Table update callback but before
+       * Port table Update callback. Will add this port on next read */
       continue;
 
-    for (port = g_port_list_head; port != NULL; port = port->next) {
-      if (port->br != bridge)
-        continue;
-
-      if (strlen(port->name) == 0)
-        /* Skip port w/o name. This is possible when read callback
-         * is called after Interface Table update callback but before
-         * Port table Update callback. Will add this port on next read */
-        continue;
+    /* Skip port if it has no bridge */
+    if (!port->br)
+      continue;
 
-      ovs_stats_submit_port(bridge, port);
+    ovs_stats_submit_port(port);
 
-      if (interface_stats)
-        ovs_stats_submit_interfaces(bridge, port);
-    }
+    if (interface_stats)
+      ovs_stats_submit_interfaces(port);
   }
   pthread_mutex_unlock(&g_stats_lock);
   return 0;