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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __included_stats_h__
#define __included_stats_h__
#include <time.h>
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vnet/interface.h>
#include <pthread.h>
#include <vlib/threads.h>
#include <vnet/fib/fib_table.h>
#include <vlib/unix/unix.h>
#include <vlibmemory/api.h>
#include <vlibmemory/unix_shared_memory_queue.h>
#include <vlibapi/api_helper_macros.h>
typedef struct
{
volatile u32 lock;
volatile u32 release_hint;
u32 thread_index;
u32 count;
int tag;
} data_structure_lock_t;
/**
* @brief stats request registration indexes
*
*/
/* from .../vnet/vnet/ip/lookup.c. Yuck */
typedef CLIB_PACKED (struct
{
ip4_address_t address;
u32 address_length: 6;
u32 index: 26;
}) ip4_route_t;
/* see interface.api */
typedef struct
{
u32 sw_if_index;
u64 drop;
u64 punt;
u64 rx_ip4;
u64 rx_ip6;
u64 rx_no_buffer;
u64 rx_miss;
u64 rx_error;
u64 tx_error;
u64 rx_mpls;
} vnet_simple_counter_t;
typedef struct
{
u32 sw_if_index;
u64 rx_packets; /**< packet counter */
u64 rx_bytes; /**< byte counter */
u64 tx_packets; /**< packet counter */
u64 tx_bytes; /**< byte counter */
} vnet_combined_counter_t;
typedef struct
{
ip6_address_t address;
u32 address_length;
u32 index;
} ip6_route_t;
typedef struct
{
ip4_route_t *ip4routes;
ip6_route_t *ip6routes;
fib_table_t **fibs;
hash_pair_t **pvec;
uword *results;
} do_ip46_fibs_t;
typedef struct
{
u16 msg_id;
u32 size;
u32 client_index;
u32 context;
i32 retval;
} client_registration_reply_t;
typedef enum
{
#define stats_reg(n) IDX_##n,
#include <vpp/stats/stats.reg>
#undef stats_reg
STATS_REG_N_IDX,
} stats_reg_index_t;
typedef struct
{
//Standard client information
uword *client_hash;
vpe_client_registration_t *clients;
u32 item;
} vpe_client_stats_registration_t;
typedef struct
{
void *mheap;
pthread_t thread_self;
pthread_t thread_handle;
u32 stats_poll_interval_in_seconds;
u32 enable_poller;
/*
* stats_registrations is a vector, indexed by
* IDX_xxxx_COUNTER generated for each streaming
* stat a client can register for. (see stats.reg)
*
* The values in the vector refer to pools.
*
* The pool is of type vpe_client_stats_registration_t
*
* This typedef consists of:
*
* u32 item: This is the instance of the IDX_xxxx_COUNTER a
* client is interested in.
* vpe_client_registration_t *clients: The list of clients interested.
*
* e.g.
* stats_registrations[IDX_INTERFACE_SIMPLE_COUNTERS] refers to a pool
* containing elements:
*
* u32 item = sw_if_index1
* clients = ["clienta","clientb"]
*
* When clients == NULL the pool element is freed. When the pool is empty
*
* ie
* 0 == pool_elts(stats_registrations[IDX_INTERFACE_SIMPLE_COUNTERS]
*
* then there is no need to process INTERFACE_SIMPLE_COUNTERS
*
* Note that u32 item = ~0 is the simple case for ALL interfaces or fibs.
*
*/
uword **stats_registration_hash;
vpe_client_stats_registration_t **stats_registrations;
/* control-plane data structure lock */
data_structure_lock_t *data_structure_lock;
/* bail out of FIB walk if set */
clib_longjmp_t jmp_buf;
/* Vectors for Distribution funcs: do_ip4_fibs and do_ip6_fibs. */
do_ip46_fibs_t do_ip46_fibs;
/*
Working vector vars so as to not thrash memory allocator.
Has effect of making "static"
*/
vpe_client_stats_registration_t **regs_tmp;
vpe_client_registration_t **clients_tmp;
/* convenience */
vlib_main_t *vlib_main;
vnet_main_t *vnet_main;
vnet_interface_main_t *interface_main;
api_main_t *api_main;
} stats_main_t;
stats_main_t stats_main;
void dslock (stats_main_t * sm, int release_hint, int tag);
void dsunlock (stats_main_t * sm);
#endif /* __included_stats_h__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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