1235368Sgnn#!/usr/sbin/dtrace -Zs
2/*
3 * sh_who.d - trace Bourne shell line execution by process using DTrace.
4 *            Written for the sh DTrace provider.
5 *
6 * $Id: sh_who.d 25 2007-09-12 09:51:58Z brendan $
7 *
8 * This traces shell activity from all Bourne shells on the system that are
9 * running with sh provider support.
10 *
11 * USAGE: sh_who.d	 	# hit Ctrl-C to end
12 *
13 * FIELDS:
14 *		PID		Process ID of the shell
15 *		UID		User ID of the owner
16 *		LINES		Number of times a line was executed
17 *		FILE		Pathname of the shell or shellscript
18 *
19 * Filenames are printed if available.
20 *
21 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
22 *
23 * CDDL HEADER START
24 *
25 *  The contents of this file are subject to the terms of the
26 *  Common Development and Distribution License, Version 1.0 only
27 *  (the "License").  You may not use this file except in compliance
28 *  with the License.
29 *
30 *  You can obtain a copy of the license at Docs/cddl1.txt
31 *  or http://www.opensolaris.org/os/licensing.
32 *  See the License for the specific language governing permissions
33 *  and limitations under the License.
34 *
35 * CDDL HEADER END
36 *
37 * 09-Sep-2007	Brendan Gregg	Created this.
38 */
39
40#pragma D option quiet
41
42dtrace:::BEGIN
43{
44	printf("Tracing... Hit Ctrl-C to end.\n");
45}
46
47sh*:::line
48{
49	@lines[pid, uid, copyinstr(arg0)] = count();
50}
51
52dtrace:::END
53{
54	printf("   %6s %6s %6s %s\n", "PID", "UID", "LINES", "FILE");
55	printa("   %6d %6d %@6d %s\n", @lines);
56}
57