Add twpolmake.pl to contrib folder

contrib/twpolmake.pl

@@ -0,0 +1,56 @@
+#!/usr/bin/perl
+# Tripwire Policy File customize tool
+# ----------------------------------------------------------------
+# Copyright (C) 2003 Hiroaki Izumi
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+# ----------------------------------------------------------------
+# Usage:
+#    perl twpolmake.pl {Pol file}
+# ----------------------------------------------------------------
+#
+$POLFILE=$ARGV[0];
+
+open(POL,"$POLFILE") or die "open error: $POLFILE" ;
+my($myhost,$thost) ;
+my($sharp,$tpath,$cond) ;
+my($INRULE) = 0 ;
+
+while (<POL>) {
+    chomp;
+    if (($thost) = /^HOSTNAME\s*=\s*(.*)\s*;/) {
+        $myhost = `hostname` ; chomp($myhost) ;
+        if ($thost ne $myhost) {
+            $_="HOSTNAME=\"$myhost\";" ;
+        }
+    }
+    elsif ( /^{/ ) {
+        $INRULE=1 ;
+    }
+    elsif ( /^}/ ) {
+        $INRULE=0 ;
+    }
+    elsif ($INRULE == 1 and ($sharp,$tpath,$cond) = /^(\s*\#?\s*)(\/\S+)\b(\s+->\s+.+)$/) {
+        $ret = ($sharp =~ s/\#//g) ;
+        if ($tpath eq '/sbin/e2fsadm' ) {
+            $cond =~ s/;\s+(tune2fs.*)$/; \#$1/ ;
+        }
+        if (! -s $tpath) {
+            $_ = "$sharp#$tpath$cond" if ($ret == 0) ;
+        }
+        else {
+            $_ = "$sharp$tpath$cond" ;
+        }
+    }
+    print "$_\n" ;
+}
+close(POL) ;