1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#!/usr/sbin/dtrace -s
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
*/
#pragma D option quiet
#pragma D option switchrate=10hz
dtrace:::BEGIN
{
printf(" %15s:%-5s %15s:%-5s %6s %s\n",
"LADDR", "PORT", "RADDR", "PORT", "BYTES", "FLAGS");
}
tcp:::send
{
this->length = args[2]->ip_plength - args[4]->tcp_offset;
printf(" %15s:%-5d -> %15s:%-5d %6d (",
args[2]->ip_saddr, args[4]->tcp_sport,
args[2]->ip_daddr, args[4]->tcp_dport, this->length);
}
tcp:::receive
{
this->length = args[2]->ip_plength - args[4]->tcp_offset;
printf(" %15s:%-5d <- %15s:%-5d %6d (",
args[2]->ip_daddr, args[4]->tcp_dport,
args[2]->ip_saddr, args[4]->tcp_sport, this->length);
}
tcp:::send,
tcp:::receive
{
printf("%s", args[4]->tcp_flags & TH_FIN ? "FIN|" : "");
printf("%s", args[4]->tcp_flags & TH_SYN ? "SYN|" : "");
printf("%s", args[4]->tcp_flags & TH_RST ? "RST|" : "");
printf("%s", args[4]->tcp_flags & TH_PUSH ? "PUSH|" : "");
printf("%s", args[4]->tcp_flags & TH_ACK ? "ACK|" : "");
printf("%s", args[4]->tcp_flags & TH_URG ? "URG|" : "");
printf("%s", args[4]->tcp_flags & TH_ECE ? "ECE|" : "");
printf("%s", args[4]->tcp_flags & TH_CWR ? "CWR|" : "");
printf("%s", args[4]->tcp_flags == 0 ? "null " : "");
printf("\b)\n");
}
|
