zephyr/subsys/net/ip/net_stats.c

353 lines
9.3 KiB
C

/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#if defined(CONFIG_NET_STATISTICS_PERIODIC_OUTPUT)
#define NET_LOG_LEVEL LOG_LEVEL_INF
#else
#define NET_LOG_LEVEL CONFIG_NET_STATISTICS_LOG_LEVEL
#endif
#include <logging/log.h>
LOG_MODULE_REGISTER(net_stats, NET_LOG_LEVEL);
#include <kernel.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <net/net_core.h>
#include "net_stats.h"
#include "net_private.h"
/* Global network statistics.
*
* The variable needs to be global so that the GET_STAT() macro can access it
* from net_shell.c
*/
struct net_stats net_stats = { 0 };
#if defined(CONFIG_NET_STATISTICS_PERIODIC_OUTPUT)
#define PRINT_STATISTICS_INTERVAL K_SECONDS(30)
#if NET_TC_COUNT > 1
static const char *priority2str(enum net_priority priority)
{
switch (priority) {
case NET_PRIORITY_BK:
return "BK"; /* Background */
case NET_PRIORITY_BE:
return "BE"; /* Best effort */
case NET_PRIORITY_EE:
return "EE"; /* Excellent effort */
case NET_PRIORITY_CA:
return "CA"; /* Critical applications */
case NET_PRIORITY_VI:
return "VI"; /* Video, < 100 ms latency and jitter */
case NET_PRIORITY_VO:
return "VO"; /* Voice, < 10 ms latency and jitter */
case NET_PRIORITY_IC:
return "IC"; /* Internetwork control */
case NET_PRIORITY_NC:
return "NC"; /* Network control */
}
return "??";
}
#endif
static inline s64_t cmp_val(u64_t val1, u64_t val2)
{
return (s64_t)(val1 - val2);
}
static inline void stats(struct net_if *iface)
{
static u64_t next_print;
u64_t curr = k_uptime_get();
s64_t cmp = cmp_val(curr, next_print);
int i;
if (!next_print || (abs(cmp) > PRINT_STATISTICS_INTERVAL)) {
if (iface) {
NET_INFO("Interface %p [%d]", iface,
net_if_get_by_iface(iface));
} else {
NET_INFO("Global statistics:");
}
#if defined(CONFIG_NET_STATISTICS_IPV6)
NET_INFO("IPv6 recv %d\tsent\t%d\tdrop\t%d\tforwarded\t%d",
GET_STAT(iface, ipv6.recv),
GET_STAT(iface, ipv6.sent),
GET_STAT(iface, ipv6.drop),
GET_STAT(iface, ipv6.forwarded));
#if defined(CONFIG_NET_STATISTICS_IPV6_ND)
NET_INFO("IPv6 ND recv %d\tsent\t%d\tdrop\t%d",
GET_STAT(iface, ipv6_nd.recv),
GET_STAT(iface, ipv6_nd.sent),
GET_STAT(iface, ipv6_nd.drop));
#endif /* CONFIG_NET_STATISTICS_IPV6_ND */
#if defined(CONFIG_NET_STATISTICS_MLD)
NET_INFO("IPv6 MLD recv %d\tsent\t%d\tdrop\t%d",
GET_STAT(iface, ipv6_mld.recv),
GET_STAT(iface, ipv6_mld.sent),
GET_STAT(iface, ipv6_mld.drop));
#endif /* CONFIG_NET_STATISTICS_MLD */
#endif /* CONFIG_NET_STATISTICS_IPV6 */
#if defined(CONFIG_NET_STATISTICS_IPV4)
NET_INFO("IPv4 recv %d\tsent\t%d\tdrop\t%d\tforwarded\t%d",
GET_STAT(iface, ipv4.recv),
GET_STAT(iface, ipv4.sent),
GET_STAT(iface, ipv4.drop),
GET_STAT(iface, ipv4.forwarded));
#endif /* CONFIG_NET_STATISTICS_IPV4 */
NET_INFO("IP vhlerr %d\thblener\t%d\tlblener\t%d",
GET_STAT(iface, ip_errors.vhlerr),
GET_STAT(iface, ip_errors.hblenerr),
GET_STAT(iface, ip_errors.lblenerr));
NET_INFO("IP fragerr %d\tchkerr\t%d\tprotoer\t%d",
GET_STAT(iface, ip_errors.fragerr),
GET_STAT(iface, ip_errors.chkerr),
GET_STAT(iface, ip_errors.protoerr));
NET_INFO("ICMP recv %d\tsent\t%d\tdrop\t%d",
GET_STAT(iface, icmp.recv),
GET_STAT(iface, icmp.sent),
GET_STAT(iface, icmp.drop));
NET_INFO("ICMP typeer %d\tchkerr\t%d",
GET_STAT(iface, icmp.typeerr),
GET_STAT(iface, icmp.chkerr));
#if defined(CONFIG_NET_STATISTICS_UDP)
NET_INFO("UDP recv %d\tsent\t%d\tdrop\t%d",
GET_STAT(iface, udp.recv),
GET_STAT(iface, udp.sent),
GET_STAT(iface, udp.drop));
NET_INFO("UDP chkerr %d",
GET_STAT(iface, udp.chkerr));
#endif
#if defined(CONFIG_NET_STATISTICS_TCP)
NET_INFO("TCP bytes recv %u\tsent\t%d",
GET_STAT(iface, tcp.bytes.received),
GET_STAT(iface, tcp.bytes.sent));
NET_INFO("TCP seg recv %d\tsent\t%d\tdrop\t%d",
GET_STAT(iface, tcp.recv),
GET_STAT(iface, tcp.sent),
GET_STAT(iface, tcp.drop));
NET_INFO("TCP seg resent %d\tchkerr\t%d\tackerr\t%d",
GET_STAT(iface, tcp.resent),
GET_STAT(iface, tcp.chkerr),
GET_STAT(iface, tcp.ackerr));
NET_INFO("TCP seg rsterr %d\trst\t%d\tre-xmit\t%d",
GET_STAT(iface, tcp.rsterr),
GET_STAT(iface, tcp.rst),
GET_STAT(iface, tcp.rexmit));
NET_INFO("TCP conn drop %d\tconnrst\t%d",
GET_STAT(iface, tcp.conndrop),
GET_STAT(iface, tcp.connrst));
#endif
NET_INFO("Bytes received %u", GET_STAT(iface, bytes.received));
NET_INFO("Bytes sent %u", GET_STAT(iface, bytes.sent));
NET_INFO("Processing err %d",
GET_STAT(iface, processing_error));
#if NET_TC_COUNT > 1
#if NET_TC_TX_COUNT > 1
NET_INFO("TX traffic class statistics:");
NET_INFO("TC Priority\tSent pkts\tbytes");
for (i = 0; i < NET_TC_TX_COUNT; i++) {
NET_INFO("[%d] %s (%d)\t%d\t\t%d", i,
priority2str(GET_STAT(iface,
tc.sent[i].priority)),
GET_STAT(iface, tc.sent[i].priority),
GET_STAT(iface, tc.sent[i].pkts),
GET_STAT(iface, tc.sent[i].bytes));
}
#endif
#if NET_TC_RX_COUNT > 1
NET_INFO("RX traffic class statistics:");
NET_INFO("TC Priority\tRecv pkts\tbytes");
for (i = 0; i < NET_TC_RX_COUNT; i++) {
NET_INFO("[%d] %s (%d)\t%d\t\t%d", i,
priority2str(GET_STAT(iface,
tc.recv[i].priority)),
GET_STAT(iface, tc.recv[i].priority),
GET_STAT(iface, tc.recv[i].pkts),
GET_STAT(iface, tc.recv[i].bytes));
}
#endif
#else /* NET_TC_COUNT > 1 */
ARG_UNUSED(i);
#endif /* NET_TC_COUNT > 1 */
next_print = curr + PRINT_STATISTICS_INTERVAL;
}
}
void net_print_statistics_iface(struct net_if *iface)
{
/* In order to make the info print lines shorter, use shorter
* function name.
*/
stats(iface);
}
static void iface_cb(struct net_if *iface, void *user_data)
{
net_print_statistics_iface(iface);
}
void net_print_statistics_all(void)
{
net_if_foreach(iface_cb, NULL);
}
void net_print_statistics(void)
{
net_print_statistics_iface(NULL);
}
#endif /* CONFIG_NET_STATISTICS_PERIODIC_OUTPUT */
#if defined(CONFIG_NET_STATISTICS_USER_API)
static int net_stats_get(u32_t mgmt_request, struct net_if *iface,
void *data, size_t len)
{
size_t len_chk = 0;
void *src = NULL;
switch (NET_MGMT_GET_COMMAND(mgmt_request)) {
case NET_REQUEST_STATS_CMD_GET_ALL:
len_chk = sizeof(struct net_stats);
#if defined(CONFIG_NET_STATISTICS_PER_INTERFACE)
src = iface ? &iface->stats : &net_stats;
#else
src = &net_stats;
#endif
break;
case NET_REQUEST_STATS_CMD_GET_PROCESSING_ERROR:
len_chk = sizeof(net_stats_t);
src = GET_STAT_ADDR(iface, processing_error);
break;
case NET_REQUEST_STATS_CMD_GET_BYTES:
len_chk = sizeof(struct net_stats_bytes);
src = GET_STAT_ADDR(iface, bytes);
break;
case NET_REQUEST_STATS_CMD_GET_IP_ERRORS:
len_chk = sizeof(struct net_stats_ip_errors);
src = GET_STAT_ADDR(iface, ip_errors);
break;
#if defined(CONFIG_NET_STATISTICS_IPV4)
case NET_REQUEST_STATS_CMD_GET_IPV4:
len_chk = sizeof(struct net_stats_ip);
src = GET_STAT_ADDR(iface, ipv4);
break;
#endif
#if defined(CONFIG_NET_STATISTICS_IPV6)
case NET_REQUEST_STATS_CMD_GET_IPV6:
len_chk = sizeof(struct net_stats_ip);
src = GET_STAT_ADDR(iface, ipv6);
break;
#endif
#if defined(CONFIG_NET_STATISTICS_IPV6_ND)
case NET_REQUEST_STATS_CMD_GET_IPV6_ND:
len_chk = sizeof(struct net_stats_ipv6_nd);
src = GET_STAT_ADDR(iface, ipv6_nd);
break;
#endif
#if defined(CONFIG_NET_STATISTICS_ICMP)
case NET_REQUEST_STATS_CMD_GET_ICMP:
len_chk = sizeof(struct net_stats_icmp);
src = GET_STAT_ADDR(iface, icmp);
break;
#endif
#if defined(CONFIG_NET_STATISTICS_UDP)
case NET_REQUEST_STATS_CMD_GET_UDP:
len_chk = sizeof(struct net_stats_udp);
src = GET_STAT_ADDR(iface, udp);
break;
#endif
#if defined(CONFIG_NET_STATISTICS_TCP)
case NET_REQUEST_STATS_CMD_GET_TCP:
len_chk = sizeof(struct net_stats_tcp);
src = GET_STAT_ADDR(iface, tcp);
break;
#endif
}
if (len != len_chk || !src) {
return -EINVAL;
}
memcpy(data, src, len);
return 0;
}
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_ALL,
net_stats_get);
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_PROCESSING_ERROR,
net_stats_get);
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_BYTES,
net_stats_get);
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IP_ERRORS,
net_stats_get);
#if defined(CONFIG_NET_STATISTICS_IPV4)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV4,
net_stats_get);
#endif
#if defined(CONFIG_NET_STATISTICS_IPV6)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV6,
net_stats_get);
#endif
#if defined(CONFIG_NET_STATISTICS_IPV6_ND)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV6_ND,
net_stats_get);
#endif
#if defined(CONFIG_NET_STATISTICS_ICMP)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_ICMP,
net_stats_get);
#endif
#if defined(CONFIG_NET_STATISTICS_UDP)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_UDP,
net_stats_get);
#endif
#if defined(CONFIG_NET_STATISTICS_TCP)
NET_MGMT_REGISTER_REQUEST_HANDLER(NET_REQUEST_STATS_GET_TCP,
net_stats_get);
#endif
#endif /* CONFIG_NET_STATISTICS_USER_API */
void net_stats_reset(struct net_if *iface)
{
if (iface) {
net_if_stats_reset(iface);
return;
}
net_if_stats_reset_all();
memset(&net_stats, 0, sizeof(net_stats));
}