#define foreach_stats_msg \
_(WANT_STATS, want_stats) \
_(VNET_INTERFACE_SIMPLE_COUNTERS, vnet_interface_simple_counters) \
-_(WANT_INTERFACE_SIMPLE_STATS, want_interface_simple_stats) \
+_(WANT_INTERFACE_SIMPLE_STATS, want_interface_simple_stats) \
_(VNET_INTERFACE_COMBINED_COUNTERS, vnet_interface_combined_counters) \
-_(WANT_INTERFACE_COMBINED_STATS, want_interface_combined_stats) \
+_(WANT_INTERFACE_COMBINED_STATS, want_interface_combined_stats) \
_(WANT_PER_INTERFACE_COMBINED_STATS, want_per_interface_combined_stats) \
-_(WANT_PER_INTERFACE_SIMPLE_STATS, want_per_interface_simple_stats) \
+_(WANT_PER_INTERFACE_SIMPLE_STATS, want_per_interface_simple_stats) \
_(VNET_IP4_FIB_COUNTERS, vnet_ip4_fib_counters) \
-_(WANT_IP4_FIB_STATS, want_ip4_fib_stats) \
+_(WANT_IP4_FIB_STATS, want_ip4_fib_stats) \
_(VNET_IP6_FIB_COUNTERS, vnet_ip6_fib_counters) \
-_(WANT_IP6_FIB_STATS, want_ip6_fib_stats) \
+_(WANT_IP6_FIB_STATS, want_ip6_fib_stats) \
_(WANT_IP4_MFIB_STATS, want_ip4_mfib_stats) \
_(WANT_IP6_MFIB_STATS, want_ip6_mfib_stats) \
_(VNET_IP4_NBR_COUNTERS, vnet_ip4_nbr_counters) \
-_(WANT_IP4_NBR_STATS, want_ip4_nbr_stats) \
-_(VNET_IP6_NBR_COUNTERS, vnet_ip6_nbr_counters) \
-_(WANT_IP6_NBR_STATS, want_ip6_nbr_stats) \
-_(VNET_GET_SUMMARY_STATS, vnet_get_summary_stats) \
-_(STATS_GET_POLLER_DELAY, stats_get_poller_delay) \
-_(WANT_UDP_ENCAP_STATS, want_udp_encap_stats)
+_(WANT_IP4_NBR_STATS, want_ip4_nbr_stats) \
+_(VNET_IP6_NBR_COUNTERS, vnet_ip6_nbr_counters) \
+_(WANT_IP6_NBR_STATS, want_ip6_nbr_stats) \
+_(VNET_GET_SUMMARY_STATS, vnet_get_summary_stats) \
+_(STATS_GET_POLLER_DELAY, stats_get_poller_delay) \
+_(WANT_UDP_ENCAP_STATS, want_udp_encap_stats) \
+_(MAP_STATS_SEGMENT, map_stats_segment)
#define vl_msg_name_crc_list
#include <vpp/stats/stats.api.h>
{
pool_get (sm->stats_registrations[reg], registration);
registration->item = item;
+ registration->client_hash = NULL;
+ registration->clients = NULL;
hash_set (sm->stats_registration_hash[reg], item,
registration - sm->stats_registrations[reg]);
}
return 1; //At least one client is doing something ... poll
}
-int
-clear_client_for_stat (u32 reg, u32 item, u32 client_index)
+static void
+clear_one_client (u32 reg_index, u32 reg, u32 item, u32 client_index)
{
stats_main_t *sm = &stats_main;
vpe_client_stats_registration_t *registration;
vpe_client_registration_t *client;
uword *p;
+
+ registration = pool_elt_at_index (sm->stats_registrations[reg], reg_index);
+ p = hash_get (registration->client_hash, client_index);
+
+ if (p)
+ {
+ client = pool_elt_at_index (registration->clients, p[0]);
+ hash_unset (registration->client_hash, client->client_index);
+ pool_put (registration->clients, client);
+
+ /* Now check if that was the last client for that item */
+ if (0 == pool_elts (registration->clients))
+ {
+ hash_unset (sm->stats_registration_hash[reg], item);
+ hash_free (registration->client_hash);
+ pool_free (registration->clients);
+ pool_put (sm->stats_registrations[reg], registration);
+ }
+ }
+}
+
+int
+clear_client_for_stat (u32 reg, u32 item, u32 client_index)
+{
+ stats_main_t *sm = &stats_main;
+ uword *p;
int i, elts;
/* Clear the client first */
goto exit;
/* If there is, is our client_index one of them */
- registration = pool_elt_at_index (sm->stats_registrations[reg], p[0]);
- p = hash_get (registration->client_hash, client_index);
+ clear_one_client (p[0], reg, item, client_index);
- if (!p)
- goto exit;
+exit:
+ elts = 0;
+ /* Now check if that was the last item in any of the listened to stats */
+ for (i = 0; i < STATS_REG_N_IDX; i++)
+ {
+ elts += pool_elts (sm->stats_registrations[i]);
+ }
+ return elts;
+}
- client = pool_elt_at_index (registration->clients, p[0]);
- hash_unset (registration->client_hash, client->client_index);
- pool_put (registration->clients, client);
+static int
+clear_client_for_all_stats (u32 client_index)
+{
+ stats_main_t *sm = &stats_main;
+ u32 reg_index, item, reg;
+ int i, elts;
- /* Now check if that was the last client for that item */
- if (0 == pool_elts (registration->clients))
+ /* *INDENT-OFF* */
+ vec_foreach_index(reg, sm->stats_registration_hash)
{
- hash_unset (sm->stats_registration_hash[reg], item);
- pool_put (sm->stats_registrations[reg], registration);
+ hash_foreach(item, reg_index, sm->stats_registration_hash[reg],
+ ({
+ clear_one_client(reg_index, reg, item, client_index);
+ }));
}
+ /* *INDENT-OFF* */
-exit:
elts = 0;
/* Now check if that was the last item in any of the listened to stats */
for (i = 0; i < STATS_REG_N_IDX; i++)
return elts;
}
+static clib_error_t *
+want_stats_reaper (u32 client_index)
+{
+ stats_main_t *sm = &stats_main;
+
+ sm->enable_poller = clear_client_for_all_stats (client_index);
+
+ return (NULL);
+}
+
+VL_MSG_API_REAPER_FUNCTION (want_stats_reaper);
+
+
+/*
+ * Return a copy of the clients list.
+ */
vpe_client_registration_t *
get_clients_for_stat (u32 reg, u32 item)
{
registration = pool_elt_at_index (sm->stats_registrations[reg], p[0]);
vec_reset_length (clients);
- pool_foreach (client, registration->clients, (
- {
- vec_add1 (clients, *client);}
- ));
+
+ /* *INDENT-OFF* */
+ pool_foreach (client, registration->clients,
+ ({
+ vec_add1 (clients, *client);}
+ ));
+ /* *INDENT-ON* */
return clients;
}
reg_prev = reg;
}
}
+ vec_free (clients);
#if STATS_DEBUG > 0
fformat (stdout, "%U\n", format_vnet_combined_counters, mp);
#endif
continue;
}
}
+ vec_free (clients);
#if STATS_DEBUG > 0
fformat (stdout, "%U\n", format_vnet_simple_counters, mp);
continue;
}
}
+ vec_free (clients);
if (reg_prev && vl_api_can_send_msg (reg_prev))
{
continue;
}
}
+ vec_free (clients);
/* *INDENT-ON* */
if (reg_prev && vl_api_can_send_msg (reg_prev))
continue;
}
}
+ vec_free (clients);
+
/* *INDENT-ON* */
if (reg_prev && vl_api_can_send_msg (reg_prev))
{
continue;
}
}
+ vec_free (clients);
+
/* *INDENT-ON* */
if (reg_prev && vl_api_can_send_msg (reg_prev))
{
#define vl_api_vnet_ip4_nbr_counters_t_print vl_noop_handler
#define vl_api_vnet_ip6_nbr_counters_t_endian vl_noop_handler
#define vl_api_vnet_ip6_nbr_counters_t_print vl_noop_handler
+#define vl_api_map_stats_segment_t_print vl_noop_handler
+
+static void
+vl_api_map_stats_segment_t_handler (vl_api_map_stats_segment_t * mp)
+{
+ vl_api_map_stats_segment_reply_t *rmp;
+ stats_main_t *sm = &stats_main;
+ ssvm_private_t *ssvmp = &sm->stat_segment;
+ vl_api_registration_t *regp;
+ api_main_t *am = &api_main;
+ clib_file_t *cf;
+ vl_api_shm_elem_config_t *config = 0;
+ vl_shmem_hdr_t *shmem_hdr;
+ int rv = 0;
+
+ regp = vl_api_client_index_to_registration (mp->client_index);
+ if (regp == 0)
+ {
+ clib_warning ("API client disconnected");
+ return;
+ }
+ if (regp->registration_type != REGISTRATION_TYPE_SOCKET_SERVER)
+ rv = VNET_API_ERROR_INVALID_REGISTRATION;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ rmp->_vl_msg_id = htons (VL_API_MAP_STATS_SEGMENT_REPLY);
+ rmp->context = mp->context;
+ rmp->retval = htonl (rv);
+
+ vl_api_send_msg (regp, (u8 *) rmp);
+
+ if (rv != 0)
+ return;
+
+ /*
+ * We need the reply message to make it out the back door
+ * before we send the magic fd message so force a flush
+ */
+ cf = vl_api_registration_file (regp);
+ cf->write_function (cf);
+
+ /* Send the magic "here's your sign (aka fd)" socket message */
+ vl_sock_api_send_fd_msg (cf->file_descriptor, ssvmp->fd);
+}
static clib_error_t *
stats_init (vlib_main_t * vm)