文件操作 - pam_pwdb

文件: /usr/share/logwatch/scripts/services/pam_pwdb

编辑文件内容

##########################################################################
# $Id: pam_pwdb,v 1.22 2008/03/24 23:31:26 kirk Exp $
##########################################################################

#####################################################
## Copyright (c) 2008 Kirk Bauer
## Covered under the included MIT/X-Consortium License:
##    http://www.opensource.org/licenses/mit-license.php
## All modifications and contributions by other persons to
## this script are assumed to have been donated to the
## Logwatch project and thus assume the above copyright
## and licensing terms.  If you want to make contributions
## under your own copyright or a different license this
## must be explicitly stated in the contribution an the
## Logwatch project reserves the right to not accept such
## contributions.  If you have made significant
## contributions to this script and want to claim
## copyright please contact logwatch-devel@lists.sourceforge.net.
#########################################################

# NOTE: This script is for older (6.X era) Red Hat boxes

$Detail = $ENV{'LOGWATCH_DETAIL_LEVEL'} || 0;

while (defined($ThisLine = <STDIN>)) {
   if ( ( $ThisLine =~ /(.*) session closed for user .*$/ ) or
         ( $ThisLine =~ /^Logout user .* host .*$/ ) or
         ( $ThisLine =~ /^log: Password authentication/ ) or # apparently SSHD messages
         ( $ThisLine =~ /^log: Closing connection/ ) or # apparently SSHD messages
         ( $ThisLine =~ /^check pass; user unknown/ ) or
         ( $ThisLine =~ /^User account has expired/ ) or # This one is caught below (2-line message)
         ( $ThisLine =~ /^get passwd; pwdb: structure is no longer valid$/) or
         ( $ThisLine =~ /^fatal: Read error from remote host: Connection reset by peer$/) or
         ( $ThisLine =~ /^new password not acceptable$/ ) or
         ( $ThisLine =~ /^FTP session closed$/) or
         ( $ThisLine =~ /^FTP LOGIN REFUSED/) or
         ( $ThisLine =~ /^FAILED LOGIN SESSION FROM \S+ FOR , Error in service module/) or
         ( $ThisLine =~ /^FTP LOGIN FROM/ ) # I will let ftpd handle FTP messages....
      ) {
      # We don't care about these
   }
   elsif ( $ThisLine =~ /password for $.*$ changed by $.*$$/ ) {
      chomp($ThisLine);
      push @PWChanges, $ThisLine;
   }
   elsif ( ($RemoteHost,$User) = ( $ThisLine =~ /^failed login from ([^ ]+) \[.*\], ([^ ]+)$/)  or
         ($RemoteHost,$User) = ( $ThisLine =~ /^Login failure user=(\S+) host=([^ ]+)$/) ) {
      chomp ($User);
      push @{$FailedLogins{$RemoteHost}}, $User;
   }
   elsif ( $ThisLine =~ s/auth could not identify password for \[([^ ]+)\]$/$1/ ) {
      chomp ($ThisLine);
      $CouldNotIDPW{$ThisLine}++;
   }
   elsif ( $ThisLine =~ s/^expiry check failed for \'([^ ]+)\'/$1/ ) {
      # user account expired?
      chomp($ThisLine);
      push @Expired, $ThisLine;
   }
   elsif ( $ThisLine =~ s/bad username \[(.*)\]$/$1/ ) {
      chomp($ThisLine);
      push @BadName, $ThisLine;
   }
   elsif ( ($StartName,$StartUID,$EndName,$ServiceName) =
         ( $ThisLine =~ m/authentication failure.*; ([^ ]*)$uid=(\d+)$ -> ([^ ]+) for ([^ ]+) service$/ ) ) {
      $StartName = " " if (!$StartName);
      $ThisKey = $StartName . "(uid=" . $StartUID . ") -> " . $EndName;
      $AuthFailures{$ThisKey}{$ServiceName}++;
   }
   elsif ( ($Num,$StartName,$StartUID,$EndName,$ServiceName) =
         ( $ThisLine =~ m/^(\d+) authentication failure.*; ([^ ]*)$uid=(\d+)$ -> ([^ ]+) for ([^ ]+) service$/ ) ) {
      $StartName = " " if (!$StartName);
      $ThisKey = $StartName . "(uid=" . $StartUID . ") -> " . $EndName;
      $AuthFailures{$ThisKey}{$ServiceName}+=$Num;
   }
   elsif ( ($ThisKey,$ServiceName) = ( $ThisLine =~ /([^ ]+) authentication failed for ([^ ]+)$/ ) ) {
      chomp($ThisKey); chomp($ServiceName);
      $AuthFailures{$ThisKey}{$ServiceName}++;
   }
   elsif ( ($RemoteHost, $User) = ( $ThisLine =~ m/^FAILED LOGIN .* FROM ([^ ]+) FOR (.+), .*$/ ) ) {
      push @{$FailedLogins{$RemoteHost}}, $User;
   }
   elsif ( $ThisLine =~ s/^ROOT LOGIN ON ([^ ]+)/$1/ ) {
      chomp ($ThisLine);
      $RootLogins{$ThisLine}++;
   }
   elsif ( ($User,$From) = ( $ThisLine =~ /^LOGIN ON [^ ]+ BY ([^ ]+) FROM ([^ ]+)$/ ) or
         ($User,$From) = ( $ThisLine =~ /^Login user=([^ ]+) host=([^ ]+)$/ ) ) {
      chomp ($From);
      ${$RemoteLogins{$User}}{$From}++;
   }
   elsif ( $ThisLine =~ s/^LOGIN ON [^ ]+ BY ([^ ]+$)/$1/ ) {
      chomp ($ThisLine);
      $LocalLogins{$ThisLine}++;
   }
   elsif ( ($ServiceName,$StartName,$StartUID,$EndName) =
         ( $ThisLine =~ m/([^ ]+)\[[0-9]+\]:\s+authentication\s+failure;\s*logname=([^ ]+)\s+uid=([^ ]+).*user=([^ ]+)/ ) ) {
      $StartName = " " if (!$StartName);
      $ThisKey = $StartName . "(uid=" . $StartUID . ") -> " . $EndName;
      $AuthFailures{$ThisKey}{$ServiceName}++;
   }
   elsif ( ($Service, $User, $Orig) = ( $ThisLine =~ /^$(.*)$ session opened for user ([^ ]+) by (.*$uid=.*$)/ ) ) {
      if (( $Service eq "su" ) and ($Orig =~ /[^ ]+$uid=.*$$/)) {
         $Temp = "   " . $Orig . " -> " . $User;
         $SUList{$Temp}++;
      }
      else {
         ${$OpenedSessions{$Service}}{$User}++;
      }
   }
   else {
      # Report any unmatched entries...
      chomp($ThisLine);
      $OtherList{$ThisLine}++;
   }
}

if (keys %SUList) {
   print "\nSU Sessions:\n";
   foreach $SU (keys %SUList) {
      print "   " . $SU . " - " . $SUList{$SU} . " Time(s)\n";
   }
}

if (($Detail >= 10) and (keys %CouldNotIDPW)) {
      print "\nCould not identify password for:\n";
      foreach $User (keys %CouldNotIDPW) {
         print "   " . $User . " - " . $CouldNotIDPW{$User} . " Time(s)\n";
      }
}

if (@PWChanges) {
   print "\nPassword Changes:\n";
   foreach $Change (@PWChanges) {
      print "   " . $Change . "\n";
   }
}

if (($Detail >= 5) and (@BadName)) {
      print "\nBad Usernames Received:\n";
      foreach $User (@BadName) {
         print "   " . $User . "\n";
      }
}

if (@Expired) {
   print "\nExpired User Accounts:\n";
   foreach $User (@Expired) {
      print "   " . $User . "\n";
   }
}

if (keys %OpenedSessions) {
   print "\nOpened Sessions:\n";
   foreach $Service (keys %OpenedSessions) {
      print "   Service: " . $Service . "\n";
      foreach $User (keys %{$OpenedSessions{$Service}}) {
         print "      User " . $User . " - " . ${$OpenedSessions{$Service}}{$User} . " Time(s)\n";
      }
   }
}

if (keys %RemoteLogins) {
   print "\nRemote Logins:\n";
   foreach $User (keys %RemoteLogins) {
      print "   User " . $User . ":\n";
      foreach $Remote (keys %{$RemoteLogins{$User}} ) {
         print "      Remote Host " . $Remote . " - " . ${$RemoteLogins{$User}}{$Remote} . " Time(s)\n";
      }
   }
}

if (keys %LocalLogins) {
   print "\nLocal Logins:\n";
   foreach $User (keys %LocalLogins) {
      print "   " . $User . " - " . $LocalLogins{$User} . " Time(s)\n";
   }
}

if (keys %RootLogins) {
   print "\nRoot Logins:\n";
   foreach $tty (keys %RootLogins) {
      print "   " . $tty . ": " . $RootLogins{$tty} . " time(s)\n";
   }
}

if (($Detail >= 5) and (keys %AuthFailures)) {
   print "\nAuthentication Failures:\n";
   foreach $Users (keys %AuthFailures) {
      print "   " . $Users . "\n";
      foreach $Service (keys %{$AuthFailures{$Users}}) {
         print "      Service: " . $Service . ": " . ${$AuthFailures{$Users}}{$Service} . " time(s)\n";
      }
   }
}

if (($Detail >= 5) and (keys %FailedLogins)) {
   print "\nLogin Failures:\n";
   foreach $RemoteHost (keys %FailedLogins) {
      print "   " . $RemoteHost . ": ";
      foreach $User ( @{$FailedLogins{$RemoteHost}} ) {
         print $User . ", ";
      }
      print "\n";
   }
}

if (keys %OtherList) {
   print "\n**Unmatched Entries**\n";
   foreach $line (sort {$a cmp $b} keys %OtherList) {
      print "$line: $OtherList{$line} Time(s)\n";
   }
}

exit(0);

# vi: shiftwidth=3 tabstop=3 syntax=perl et
# Local Variables:
# mode: perl
# perl-indent-level: 3
# indent-tabs-mode: nil
# End:

文件操作 - pam_pwdb

文件: /usr/share/logwatch/scripts/services/pam_pwdb

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