Viewing file:  handshake.h (8.21 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM handshake
#if !defined(_TRACE_HANDSHAKE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_HANDSHAKE_H
#include <linux/net.h>
#include <net/tls_prot.h>
#include <linux/tracepoint.h>
#include <trace/events/net_probe_common.h>
#define TLS_RECORD_TYPE_LIST \
record_type(CHANGE_CIPHER_SPEC) \
record_type(ALERT) \
record_type(HANDSHAKE) \
record_type(DATA) \
record_type(HEARTBEAT) \
record_type(TLS12_CID) \
record_type_end(ACK)
#undef record_type
#undef record_type_end
#define record_type(x) TRACE_DEFINE_ENUM(TLS_RECORD_TYPE_##x);
#define record_type_end(x) TRACE_DEFINE_ENUM(TLS_RECORD_TYPE_##x);
TLS_RECORD_TYPE_LIST
#undef record_type
#undef record_type_end
#define record_type(x) { TLS_RECORD_TYPE_##x, #x },
#define record_type_end(x) { TLS_RECORD_TYPE_##x, #x }
#define show_tls_content_type(type) \
__print_symbolic(type, TLS_RECORD_TYPE_LIST)
TRACE_DEFINE_ENUM(TLS_ALERT_LEVEL_WARNING);
TRACE_DEFINE_ENUM(TLS_ALERT_LEVEL_FATAL);
#define show_tls_alert_level(level) \
__print_symbolic(level, \
{ TLS_ALERT_LEVEL_WARNING, "Warning" }, \
{ TLS_ALERT_LEVEL_FATAL, "Fatal" })
#define TLS_ALERT_DESCRIPTION_LIST \
alert_description(CLOSE_NOTIFY) \
alert_description(UNEXPECTED_MESSAGE) \
alert_description(BAD_RECORD_MAC) \
alert_description(RECORD_OVERFLOW) \
alert_description(HANDSHAKE_FAILURE) \
alert_description(BAD_CERTIFICATE) \
alert_description(UNSUPPORTED_CERTIFICATE) \
alert_description(CERTIFICATE_REVOKED) \
alert_description(CERTIFICATE_EXPIRED) \
alert_description(CERTIFICATE_UNKNOWN) \
alert_description(ILLEGAL_PARAMETER) \
alert_description(UNKNOWN_CA) \
alert_description(ACCESS_DENIED) \
alert_description(DECODE_ERROR) \
alert_description(DECRYPT_ERROR) \
alert_description(TOO_MANY_CIDS_REQUESTED) \
alert_description(PROTOCOL_VERSION) \
alert_description(INSUFFICIENT_SECURITY) \
alert_description(INTERNAL_ERROR) \
alert_description(INAPPROPRIATE_FALLBACK) \
alert_description(USER_CANCELED) \
alert_description(MISSING_EXTENSION) \
alert_description(UNSUPPORTED_EXTENSION) \
alert_description(UNRECOGNIZED_NAME) \
alert_description(BAD_CERTIFICATE_STATUS_RESPONSE) \
alert_description(UNKNOWN_PSK_IDENTITY) \
alert_description(CERTIFICATE_REQUIRED) \
alert_description_end(NO_APPLICATION_PROTOCOL)
#undef alert_description
#undef alert_description_end
#define alert_description(x) TRACE_DEFINE_ENUM(TLS_ALERT_DESC_##x);
#define alert_description_end(x) TRACE_DEFINE_ENUM(TLS_ALERT_DESC_##x);
TLS_ALERT_DESCRIPTION_LIST
#undef alert_description
#undef alert_description_end
#define alert_description(x) { TLS_ALERT_DESC_##x, #x },
#define alert_description_end(x) { TLS_ALERT_DESC_##x, #x }
#define show_tls_alert_description(desc) \
__print_symbolic(desc, TLS_ALERT_DESCRIPTION_LIST)
DECLARE_EVENT_CLASS(handshake_event_class,
TP_PROTO(
const struct net *net,
const struct handshake_req *req,
const struct sock *sk
),
TP_ARGS(net, req, sk),
TP_STRUCT__entry(
__field(const void *, req)
__field(const void *, sk)
__field(unsigned int, netns_ino)
),
TP_fast_assign(
__entry->req = req;
__entry->sk = sk;
__entry->netns_ino = net->ns.inum;
),
TP_printk("req=%p sk=%p",
__entry->req, __entry->sk
)
);
#define DEFINE_HANDSHAKE_EVENT(name) \
DEFINE_EVENT(handshake_event_class, name, \
TP_PROTO( \
const struct net *net, \
const struct handshake_req *req, \
const struct sock *sk \
), \
TP_ARGS(net, req, sk))
DECLARE_EVENT_CLASS(handshake_fd_class,
TP_PROTO(
const struct net *net,
const struct handshake_req *req,
const struct sock *sk,
int fd
),
TP_ARGS(net, req, sk, fd),
TP_STRUCT__entry(
__field(const void *, req)
__field(const void *, sk)
__field(int, fd)
__field(unsigned int, netns_ino)
),
TP_fast_assign(
__entry->req = req;
__entry->sk = req->hr_sk;
__entry->fd = fd;
__entry->netns_ino = net->ns.inum;
),
TP_printk("req=%p sk=%p fd=%d",
__entry->req, __entry->sk, __entry->fd
)
);
#define DEFINE_HANDSHAKE_FD_EVENT(name) \
DEFINE_EVENT(handshake_fd_class, name, \
TP_PROTO( \
const struct net *net, \
const struct handshake_req *req, \
const struct sock *sk, \
int fd \
), \
TP_ARGS(net, req, sk, fd))
DECLARE_EVENT_CLASS(handshake_error_class,
TP_PROTO(
const struct net *net,
const struct handshake_req *req,
const struct sock *sk,
int err
),
TP_ARGS(net, req, sk, err),
TP_STRUCT__entry(
__field(const void *, req)
__field(const void *, sk)
__field(int, err)
__field(unsigned int, netns_ino)
),
TP_fast_assign(
__entry->req = req;
__entry->sk = sk;
__entry->err = err;
__entry->netns_ino = net->ns.inum;
),
TP_printk("req=%p sk=%p err=%d",
__entry->req, __entry->sk, __entry->err
)
);
#define DEFINE_HANDSHAKE_ERROR(name) \
DEFINE_EVENT(handshake_error_class, name, \
TP_PROTO( \
const struct net *net, \
const struct handshake_req *req, \
const struct sock *sk, \
int err \
), \
TP_ARGS(net, req, sk, err))
DECLARE_EVENT_CLASS(handshake_alert_class,
TP_PROTO(
const struct sock *sk,
unsigned char level,
unsigned char description
),
TP_ARGS(sk, level, description),
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(unsigned int, netns_ino)
__field(unsigned long, level)
__field(unsigned long, description)
),
TP_fast_assign(
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);
__entry->netns_ino = sock_net(sk)->ns.inum;
__entry->level = level;
__entry->description = description;
),
TP_printk("src=%pISpc dest=%pISpc %s: %s",
__entry->saddr, __entry->daddr,
show_tls_alert_level(__entry->level),
show_tls_alert_description(__entry->description)
)
);
#define DEFINE_HANDSHAKE_ALERT(name) \
DEFINE_EVENT(handshake_alert_class, name, \
TP_PROTO( \
const struct sock *sk, \
unsigned char level, \
unsigned char description \
), \
TP_ARGS(sk, level, description))
/*
* Request lifetime events
*/
DEFINE_HANDSHAKE_EVENT(handshake_submit);
DEFINE_HANDSHAKE_ERROR(handshake_submit_err);
DEFINE_HANDSHAKE_EVENT(handshake_cancel);
DEFINE_HANDSHAKE_EVENT(handshake_cancel_none);
DEFINE_HANDSHAKE_EVENT(handshake_cancel_busy);
DEFINE_HANDSHAKE_EVENT(handshake_destruct);
TRACE_EVENT(handshake_complete,
TP_PROTO(
const struct net *net,
const struct handshake_req *req,
const struct sock *sk,
int status
),
TP_ARGS(net, req, sk, status),
TP_STRUCT__entry(
__field(const void *, req)
__field(const void *, sk)
__field(int, status)
__field(unsigned int, netns_ino)
),
TP_fast_assign(
__entry->req = req;
__entry->sk = sk;
__entry->status = status;
__entry->netns_ino = net->ns.inum;
),
TP_printk("req=%p sk=%p status=%d",
__entry->req, __entry->sk, __entry->status
)
);
/*
* Netlink events
*/
DEFINE_HANDSHAKE_ERROR(handshake_notify_err);
DEFINE_HANDSHAKE_FD_EVENT(handshake_cmd_accept);
DEFINE_HANDSHAKE_ERROR(handshake_cmd_accept_err);
DEFINE_HANDSHAKE_FD_EVENT(handshake_cmd_done);
DEFINE_HANDSHAKE_ERROR(handshake_cmd_done_err);
/*
* TLS Record events
*/
TRACE_EVENT(tls_contenttype,
TP_PROTO(
const struct sock *sk,
unsigned char type
),
TP_ARGS(sk, type),
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(unsigned int, netns_ino)
__field(unsigned long, type)
),
TP_fast_assign(
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);
__entry->netns_ino = sock_net(sk)->ns.inum;
__entry->type = type;
),
TP_printk("src=%pISpc dest=%pISpc %s",
__entry->saddr, __entry->daddr,
show_tls_content_type(__entry->type)
)
);
/*
* TLS Alert events
*/
DEFINE_HANDSHAKE_ALERT(tls_alert_send);
DEFINE_HANDSHAKE_ALERT(tls_alert_recv);
#endif /* _TRACE_HANDSHAKE_H */
#include <trace/define_trace.h>
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