mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-15 10:17:20 +00:00
48 lines
1.7 KiB
Plaintext
Executable File
48 lines
1.7 KiB
Plaintext
Executable File
#!/usr/sbin/dtrace -s
|
|
/*
|
|
* Copyright (c) 2015 George V. Neville-Neil
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
* The tcpconn D script shows histograms of the source of TCP connections
|
|
*
|
|
* Usage: tcpconn
|
|
*/
|
|
|
|
#pragma D option quiet
|
|
BEGIN
|
|
{
|
|
printf("Press Ctrl-C for output\n");
|
|
printf("Source IP");
|
|
}
|
|
tcp:kernel::accept-established
|
|
{
|
|
@sources[args[2]->ip_daddr] = count();
|
|
}
|
|
tcp:kernel::accept-refused
|
|
{
|
|
@sources[args[2]->ip_daddr] = count();
|
|
}
|