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-rw-r--r--include/trace/events/bridge.h4
-rw-r--r--include/trace/events/net_probe_common.h44
-rw-r--r--include/trace/events/sctp.h99
-rw-r--r--include/trace/events/sock.h117
-rw-r--r--include/trace/events/tcp.h76
5 files changed, 322 insertions, 18 deletions
diff --git a/include/trace/events/bridge.h b/include/trace/events/bridge.h
index 1bee3e7fdf32..8ea966448b58 100644
--- a/include/trace/events/bridge.h
+++ b/include/trace/events/bridge.h
@@ -82,8 +82,8 @@ TRACE_EVENT(fdb_delete,
TP_fast_assign(
__assign_str(br_dev, br->dev->name);
__assign_str(dev, f->dst ? f->dst->dev->name : "null");
- memcpy(__entry->addr, f->addr.addr, ETH_ALEN);
- __entry->vid = f->vlan_id;
+ memcpy(__entry->addr, f->key.addr.addr, ETH_ALEN);
+ __entry->vid = f->key.vlan_id;
),
TP_printk("br_dev %s dev %s addr %02x:%02x:%02x:%02x:%02x:%02x vid %u",
diff --git a/include/trace/events/net_probe_common.h b/include/trace/events/net_probe_common.h
new file mode 100644
index 000000000000..3930119cab08
--- /dev/null
+++ b/include/trace/events/net_probe_common.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#if !defined(_TRACE_NET_PROBE_COMMON_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_NET_PROBE_COMMON_H
+
+#define TP_STORE_ADDR_PORTS_V4(__entry, inet, sk) \
+ do { \
+ struct sockaddr_in *v4 = (void *)__entry->saddr; \
+ \
+ v4->sin_family = AF_INET; \
+ v4->sin_port = inet->inet_sport; \
+ v4->sin_addr.s_addr = inet->inet_saddr; \
+ v4 = (void *)__entry->daddr; \
+ v4->sin_family = AF_INET; \
+ v4->sin_port = inet->inet_dport; \
+ v4->sin_addr.s_addr = inet->inet_daddr; \
+ } while (0)
+
+#if IS_ENABLED(CONFIG_IPV6)
+
+#define TP_STORE_ADDR_PORTS(__entry, inet, sk) \
+ do { \
+ if (sk->sk_family == AF_INET6) { \
+ struct sockaddr_in6 *v6 = (void *)__entry->saddr; \
+ \
+ v6->sin6_family = AF_INET6; \
+ v6->sin6_port = inet->inet_sport; \
+ v6->sin6_addr = inet6_sk(sk)->saddr; \
+ v6 = (void *)__entry->daddr; \
+ v6->sin6_family = AF_INET6; \
+ v6->sin6_port = inet->inet_dport; \
+ v6->sin6_addr = sk->sk_v6_daddr; \
+ } else \
+ TP_STORE_ADDR_PORTS_V4(__entry, inet, sk); \
+ } while (0)
+
+#else
+
+#define TP_STORE_ADDR_PORTS(__entry, inet, sk) \
+ TP_STORE_ADDR_PORTS_V4(__entry, inet, sk);
+
+#endif
+
+#endif
diff --git a/include/trace/events/sctp.h b/include/trace/events/sctp.h
new file mode 100644
index 000000000000..7475c7be165a
--- /dev/null
+++ b/include/trace/events/sctp.h
@@ -0,0 +1,99 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM sctp
+
+#if !defined(_TRACE_SCTP_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SCTP_H
+
+#include <net/sctp/structs.h>
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(sctp_probe_path,
+
+ TP_PROTO(struct sctp_transport *sp,
+ const struct sctp_association *asoc),
+
+ TP_ARGS(sp, asoc),
+
+ TP_STRUCT__entry(
+ __field(__u64, asoc)
+ __field(__u32, primary)
+ __array(__u8, ipaddr, sizeof(union sctp_addr))
+ __field(__u32, state)
+ __field(__u32, cwnd)
+ __field(__u32, ssthresh)
+ __field(__u32, flight_size)
+ __field(__u32, partial_bytes_acked)
+ __field(__u32, pathmtu)
+ ),
+
+ TP_fast_assign(
+ __entry->asoc = (unsigned long)asoc;
+ __entry->primary = (sp == asoc->peer.primary_path);
+ memcpy(__entry->ipaddr, &sp->ipaddr, sizeof(union sctp_addr));
+ __entry->state = sp->state;
+ __entry->cwnd = sp->cwnd;
+ __entry->ssthresh = sp->ssthresh;
+ __entry->flight_size = sp->flight_size;
+ __entry->partial_bytes_acked = sp->partial_bytes_acked;
+ __entry->pathmtu = sp->pathmtu;
+ ),
+
+ TP_printk("asoc=%#llx%s ipaddr=%pISpc state=%u cwnd=%u ssthresh=%u "
+ "flight_size=%u partial_bytes_acked=%u pathmtu=%u",
+ __entry->asoc, __entry->primary ? "(*)" : "",
+ __entry->ipaddr, __entry->state, __entry->cwnd,
+ __entry->ssthresh, __entry->flight_size,
+ __entry->partial_bytes_acked, __entry->pathmtu)
+);
+
+TRACE_EVENT(sctp_probe,
+
+ TP_PROTO(const struct sctp_endpoint *ep,
+ const struct sctp_association *asoc,
+ struct sctp_chunk *chunk),
+
+ TP_ARGS(ep, asoc, chunk),
+
+ TP_STRUCT__entry(
+ __field(__u64, asoc)
+ __field(__u32, mark)
+ __field(__u16, bind_port)
+ __field(__u16, peer_port)
+ __field(__u32, pathmtu)
+ __field(__u32, rwnd)
+ __field(__u16, unack_data)
+ ),
+
+ TP_fast_assign(
+ struct sk_buff *skb = chunk->skb;
+
+ __entry->asoc = (unsigned long)asoc;
+ __entry->mark = skb->mark;
+ __entry->bind_port = ep->base.bind_addr.port;
+ __entry->peer_port = asoc->peer.port;
+ __entry->pathmtu = asoc->pathmtu;
+ __entry->rwnd = asoc->peer.rwnd;
+ __entry->unack_data = asoc->unack_data;
+
+ if (trace_sctp_probe_path_enabled()) {
+ struct sctp_transport *sp;
+
+ list_for_each_entry(sp, &asoc->peer.transport_addr_list,
+ transports) {
+ trace_sctp_probe_path(sp, asoc);
+ }
+ }
+ ),
+
+ TP_printk("asoc=%#llx mark=%#x bind_port=%d peer_port=%d pathmtu=%d "
+ "rwnd=%u unack_data=%d",
+ __entry->asoc, __entry->mark, __entry->bind_port,
+ __entry->peer_port, __entry->pathmtu, __entry->rwnd,
+ __entry->unack_data)
+);
+
+#endif /* _TRACE_SCTP_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index ec4dade24466..3176a3931107 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -6,7 +6,58 @@
#define _TRACE_SOCK_H
#include <net/sock.h>
+#include <net/ipv6.h>
#include <linux/tracepoint.h>
+#include <linux/ipv6.h>
+#include <linux/tcp.h>
+
+#define family_names \
+ EM(AF_INET) \
+ EMe(AF_INET6)
+
+/* The protocol traced by inet_sock_set_state */
+#define inet_protocol_names \
+ EM(IPPROTO_TCP) \
+ EM(IPPROTO_DCCP) \
+ EMe(IPPROTO_SCTP)
+
+#define tcp_state_names \
+ EM(TCP_ESTABLISHED) \
+ EM(TCP_SYN_SENT) \
+ EM(TCP_SYN_RECV) \
+ EM(TCP_FIN_WAIT1) \
+ EM(TCP_FIN_WAIT2) \
+ EM(TCP_TIME_WAIT) \
+ EM(TCP_CLOSE) \
+ EM(TCP_CLOSE_WAIT) \
+ EM(TCP_LAST_ACK) \
+ EM(TCP_LISTEN) \
+ EM(TCP_CLOSING) \
+ EMe(TCP_NEW_SYN_RECV)
+
+/* enums need to be exported to user space */
+#undef EM
+#undef EMe
+#define EM(a) TRACE_DEFINE_ENUM(a);
+#define EMe(a) TRACE_DEFINE_ENUM(a);
+
+family_names
+inet_protocol_names
+tcp_state_names
+
+#undef EM
+#undef EMe
+#define EM(a) { a, #a },
+#define EMe(a) { a, #a }
+
+#define show_family_name(val) \
+ __print_symbolic(val, family_names)
+
+#define show_inet_protocol_name(val) \
+ __print_symbolic(val, inet_protocol_names)
+
+#define show_tcp_state_name(val) \
+ __print_symbolic(val, tcp_state_names)
TRACE_EVENT(sock_rcvqueue_full,
@@ -63,6 +114,72 @@ TRACE_EVENT(sock_exceed_buf_limit,
__entry->rmem_alloc)
);
+TRACE_EVENT(inet_sock_set_state,
+
+ TP_PROTO(const struct sock *sk, const int oldstate, const int newstate),
+
+ TP_ARGS(sk, oldstate, newstate),
+
+ TP_STRUCT__entry(
+ __field(const void *, skaddr)
+ __field(int, oldstate)
+ __field(int, newstate)
+ __field(__u16, sport)
+ __field(__u16, dport)
+ __field(__u16, family)
+ __field(__u8, protocol)
+ __array(__u8, saddr, 4)
+ __array(__u8, daddr, 4)
+ __array(__u8, saddr_v6, 16)
+ __array(__u8, daddr_v6, 16)
+ ),
+
+ TP_fast_assign(
+ struct inet_sock *inet = inet_sk(sk);
+ struct in6_addr *pin6;
+ __be32 *p32;
+
+ __entry->skaddr = sk;
+ __entry->oldstate = oldstate;
+ __entry->newstate = newstate;
+
+ __entry->family = sk->sk_family;
+ __entry->protocol = sk->sk_protocol;
+ __entry->sport = ntohs(inet->inet_sport);
+ __entry->dport = ntohs(inet->inet_dport);
+
+ p32 = (__be32 *) __entry->saddr;
+ *p32 = inet->inet_saddr;
+
+ p32 = (__be32 *) __entry->daddr;
+ *p32 = inet->inet_daddr;
+
+#if IS_ENABLED(CONFIG_IPV6)
+ if (sk->sk_family == AF_INET6) {
+ pin6 = (struct in6_addr *)__entry->saddr_v6;
+ *pin6 = sk->sk_v6_rcv_saddr;
+ pin6 = (struct in6_addr *)__entry->daddr_v6;
+ *pin6 = sk->sk_v6_daddr;
+ } else
+#endif
+ {
+ pin6 = (struct in6_addr *)__entry->saddr_v6;
+ ipv6_addr_set_v4mapped(inet->inet_saddr, pin6);
+ pin6 = (struct in6_addr *)__entry->daddr_v6;
+ ipv6_addr_set_v4mapped(inet->inet_daddr, pin6);
+ }
+ ),
+
+ TP_printk("family=%s protocol=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c oldstate=%s newstate=%s",
+ show_family_name(__entry->family),
+ show_inet_protocol_name(__entry->protocol),
+ __entry->sport, __entry->dport,
+ __entry->saddr, __entry->daddr,
+ __entry->saddr_v6, __entry->daddr_v6,
+ show_tcp_state_name(__entry->oldstate),
+ show_tcp_state_name(__entry->newstate))
+);
+
#endif /* _TRACE_SOCK_H */
/* This part must be outside protection */
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h
index ab34c561f26b..878b2be7ce77 100644
--- a/include/trace/events/tcp.h
+++ b/include/trace/events/tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM tcp
@@ -8,22 +9,7 @@
#include <linux/tcp.h>
#include <linux/tracepoint.h>
#include <net/ipv6.h>
-
-#define tcp_state_name(state) { state, #state }
-#define show_tcp_state_name(val) \
- __print_symbolic(val, \
- tcp_state_name(TCP_ESTABLISHED), \
- tcp_state_name(TCP_SYN_SENT), \
- tcp_state_name(TCP_SYN_RECV), \
- tcp_state_name(TCP_FIN_WAIT1), \
- tcp_state_name(TCP_FIN_WAIT2), \
- tcp_state_name(TCP_TIME_WAIT), \
- tcp_state_name(TCP_CLOSE), \
- tcp_state_name(TCP_CLOSE_WAIT), \
- tcp_state_name(TCP_LAST_ACK), \
- tcp_state_name(TCP_LISTEN), \
- tcp_state_name(TCP_CLOSING), \
- tcp_state_name(TCP_NEW_SYN_RECV))
+#include <net/tcp.h>
#define TP_STORE_V4MAPPED(__entry, saddr, daddr) \
do { \
@@ -270,6 +256,64 @@ TRACE_EVENT(tcp_retransmit_synack,
__entry->saddr_v6, __entry->daddr_v6)
);
+#include <trace/events/net_probe_common.h>
+
+TRACE_EVENT(tcp_probe,
+
+ TP_PROTO(struct sock *sk, struct sk_buff *skb),
+
+ TP_ARGS(sk, skb),
+
+ TP_STRUCT__entry(
+ /* sockaddr_in6 is always bigger than sockaddr_in */
+ __array(__u8, saddr, sizeof(struct sockaddr_in6))
+ __array(__u8, daddr, sizeof(struct sockaddr_in6))
+ __field(__u16, sport)
+ __field(__u16, dport)
+ __field(__u32, mark)
+ __field(__u16, length)
+ __field(__u32, snd_nxt)
+ __field(__u32, snd_una)
+ __field(__u32, snd_cwnd)
+ __field(__u32, ssthresh)
+ __field(__u32, snd_wnd)
+ __field(__u32, srtt)
+ __field(__u32, rcv_wnd)
+ ),
+
+ TP_fast_assign(
+ const struct tcp_sock *tp = tcp_sk(sk);
+ const struct inet_sock *inet = inet_sk(sk);
+
+ memset(__entry->saddr, 0, sizeof(struct sockaddr_in6));
+ memset(__entry->daddr, 0, sizeof(struct sockaddr_in6));
+
+ TP_STORE_ADDR_PORTS(__entry, inet, sk);
+
+ /* For filtering use */
+ __entry->sport = ntohs(inet->inet_sport);
+ __entry->dport = ntohs(inet->inet_dport);
+ __entry->mark = skb->mark;
+
+ __entry->length = skb->len;
+ __entry->snd_nxt = tp->snd_nxt;
+ __entry->snd_una = tp->snd_una;
+ __entry->snd_cwnd = tp->snd_cwnd;
+ __entry->snd_wnd = tp->snd_wnd;
+ __entry->rcv_wnd = tp->rcv_wnd;
+ __entry->ssthresh = tcp_current_ssthresh(sk);
+ __entry->srtt = tp->srtt_us >> 3;
+ ),
+
+ TP_printk("src=%pISpc dest=%pISpc mark=%#x length=%d snd_nxt=%#x "
+ "snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u "
+ "rcv_wnd=%u",
+ __entry->saddr, __entry->daddr, __entry->mark,
+ __entry->length, __entry->snd_nxt, __entry->snd_una,
+ __entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd,
+ __entry->srtt, __entry->rcv_wnd)
+);
+
#endif /* _TRACE_TCP_H */
/* This part must be outside protection */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.