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- #!/usr/bin/perl -w
- #
- # $Id: unconfined 1352 2008-11-21 12:31:22Z jrjohansen $
- #
- # ----------------------------------------------------------------------
- # Copyright (c) 2005 Novell, Inc. All Rights Reserved.
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of version 2 of the GNU General Public
- # License as published by the Free Software Foundation.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, contact Novell, Inc.
- #
- # To contact Novell about this file by physical or electronic mail,
- # you may find current contact information at www.novell.com.
- # ----------------------------------------------------------------------
- #
- # unconfined -
- # audit local system for processes listening on network connections
- # that are not currently running with a profile.
-
- use strict;
- use Getopt::Long;
-
- use Immunix::SubDomain;
- use Locale::gettext;
- use POSIX;
-
- setlocale(LC_MESSAGES, "");
- textdomain("apparmor-utils");
-
- # options variables
- my $paranoid = '';
- my $help = '';
-
- GetOptions(
- 'paranoid' => \$paranoid,
- 'help|h' => \$help,
- );
-
- # tell 'em how to use it...
- &usage && exit if $help;
-
- sub usage {
- printf(gettext("Usage: %s [ --paranoid ]\n"), $0);
- exit 0;
- }
-
- my $subdomainfs = check_for_subdomain();
-
- die gettext("SubDomain does not appear to be started. Please enable SubDomain and try again.") . "\n"
- unless $subdomainfs;
-
- my @pids;
- if ($paranoid) {
- opendir(PROC, "/proc") or die gettext("Can't read /proc\n");
- @pids = grep { /^\d+$/ } readdir(PROC);
- closedir(PROC);
- } else {
- if (open(NETSTAT, "/bin/netstat -nlp |")) {
- while (<NETSTAT>) {
- chomp;
- push @pids, $5
- if /^(tcp|udp)\s+\d+\s+\d+\s+\S+\:(\d+)\s+\S+\:(\*|\d+)\s+(LISTEN|\s+)\s+(\d+)\/(\S+)/;
- }
- close(NETSTAT);
- }
- }
-
- for my $pid (sort { $a <=> $b } @pids) {
- my $prog = readlink "/proc/$pid/exe" or next;
- my $attr;
- if (open(CURRENT, "/proc/$pid/attr/current")) {
- while (<CURRENT>) {
- chomp;
- $attr = $_ if (/^\// || /^null/);
- }
- close(CURRENT);
- }
- my $cmdline = `cat /proc/$pid/cmdline`;
- my $pname = (split(/\0/, $cmdline))[0];
- if ($pname =~ /\// && !($pname eq $prog)) {
- $pname = "($pname) ";
- } else {
- $pname = "";
- }
- if (not $attr) {
- if ($prog =~ m/^(\/usr\/bin\/python|\/usr\/bin\/perl|\/bin\/bash)$/) {
-
- #my $scriptname = (split(/\0/, `cat /proc/$pid/cmdline`))[1];
- $cmdline =~ s/\0/ /g;
- $cmdline =~ s/\s+$//;
- chomp $cmdline;
- print "$pid $prog ($cmdline) " . gettext("not confined\n");
- } else {
- print "$pid $prog $pname" . gettext("not confined\n");
- }
- } else {
- if ($prog =~ m/^(\/usr\/bin\/python|\/usr\/bin\/perl|\/bin\/bash)$/) {
-
- #my $scriptname = (split(/\0/, `cat /proc/$pid/cmdline`))[1];
- $cmdline =~ s/\0/ /g;
- $cmdline =~ s/\s+$//;
- chomp $cmdline;
- print "$pid $prog ($cmdline) " . gettext("confined by") . " '$attr'\n";
- } else {
- print "$pid $prog $pname" . gettext("confined by") . " '$attr'\n";
- }
- }
- }
-