2013/5/30
# yum --enablerepo=epel -y install tripwire
# tripwire-setup-keyfiles
Enter the site keyfile passphrase: # 任意のパスフレーズ Verify the site keyfile passphrase: # 再入力 Enter the local keyfile passphrase: # 任意のパスフレーズを設定 Verify the local keyfile passphrase: # 再入力 Please enter your site passphrase: # パスフレーズで応答 Please enter your site passphrase: # パスフレーズで応答
# cd /etc/tripwire # vi twcfg.txt
# 9行目の値をtrueにする。 LOOSEDIRECTORYCHECKING = true # 12行目:報告レベル4にする。 REPORTLEVEL = 4
# cd /etc/tripwire # twadmin -m F -c tw.cfg -S site.key twcfg.txt
Please enter your site passphrase: #パスフレーズ入力 Wrote configuration file: /etc/tripwire/tw.cfg
# ポリシーファイル最適化スクリプト作成
# cd /etc/tripwire # vi twpolmake.pl
#!/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) ;
# perl twpolmake.pl twpol.txt > twpol.txt.new # twadmin -m P -c tw.cfg -p tw.pol -S site.key twpol.txt.new
Please enter your site passphrase: # パスフレーズ入力 Wrote policy file: /etc/tripwire/tw.pol
# tripwire -m i -s -c tw.cfg Please enter your local passphrase: # パスフレーズ入力
# cd /etc/tripwire # tripwire -m c -s -c tw.cfg
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