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1#!/bin/bash
2
3# Pound on syscall interface
4
5# Copyright (C) 2003-2006 IBM
6#
7# This program is free software; you can redistribute it and/or
8# modify it under the terms of the GNU General Public License as
9# published by the Free Software Foundation; either version 2 of the
10# License, or (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful, but
13# WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15# General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20# 02111-1307, USA.
21
22RANDASYS_USER=daemon
23RANDASYS_UID=`id -u $RANDASYS_USER`
24RANDASYS_GROUP=daemon
25RANDASYS_GID=`id -u $RANDASYS_GROUP`
26
27# Try to find randasyscall on the system
28PROGRAM=`ls "$POUNDER_TMPDIR/randasys" 2> /dev/null`
29if [ -z "$PROGRAM" ]; then
30	PROGRAM=`ls "$POUNDER_SRCDIR/randasyscall/randasys"`
31	if [ -z "$PROGRAM" ]; then
32		echo "Cannot find randasys; did you run Install?"
33		exit -1
34	fi
35fi
36
37trap 'rm -rf "$POUNDER_TMPDIR/randasys"; kill -9 `pgrep -P $$` 2> /dev/null; exit 0' 1 2 15
38
39# Change the permissions on the log file
40chown $RANDASYS_USER `ls -la /proc/$$/fd/1 | awk -F " " '{print $11}'`
41
42# We need to dump this somewhere where the daemon user can read this
43cp "$PROGRAM" "/tmp"
44PROGRAM="/tmp/randasys"
45
46# Save a copy of dmesg
47dmesg > "$POUNDER_TMPDIR/randasys-before"
48
49# Start the program
50for ((k=0; k < $NR_CPUS; k++))
51do
52	"$POUNDER_HOME/fancy_timed_loop" 900 $RANDASYS_UID $RANDASYS_GID 9 "$PROGRAM" &
53	"$POUNDER_HOME/fancy_timed_loop" 900 $RANDASYS_UID $RANDASYS_GID 9 "$PROGRAM" -z &
54done
55
56# Wait for this to finish (it won't)
57wait
58
59# Save another copy of dmesg
60dmesg > "$POUNDER_TMPDIR/randasys-after"
61echo "CECHK 5"
62
63# Diff
64DMESG_DIFF_LINES=`diff "$POUNDER_TMPDIR/randasys-before" "$POUNDER_TMPDIR/randasys-after" | wc -l`
65diff "$POUNDER_TMPDIR/randasys-before" "$POUNDER_TMPDIR/randasys-after"
66rm -rf "$POUNDER_TMPDIR/randasys-before" "$POUNDER_TMPDIR/randasys-after"
67
68# Failures will show up in the test output.  Or better yet,
69# panic/oops/BUG the machine.
70exit 0
71