html/cgi-bin/logs.cgi/log.dat

   1 #!/usr/bin/perl
   2 #
   3 # SmoothWall CGIs
   4 #
   5 # This code is distributed under the terms of the GPL
   6 #
   7 # (c) The SmoothWall Team
   8 #
   9 # $Id: log.dat,v 1.6.2.22 2006/01/03 12:47:17 franck78 Exp $
  10 #
  11
  12 use strict;
  13
  14 # enable only the following on debugging purpose
  15 #use warnings;
  16 #use CGI::Carp 'fatalsToBrowser';
  17
  18 require '/var/ipfire/general-functions.pl';
  19 require "${General::swroot}/lang.pl";
  20 require "${General::swroot}/header.pl";
  21
  22 my %color = ();
  23 my %mainsettings = ();
  24 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
  25 &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
  26
  27 use POSIX();
  28
  29 #workaround to suppress a warning when a variable is used only once
  30 my @dummy = ( ${Header::table2colour} );
  31 undef (@dummy);
  32
  33 my %cgiparams=();
  34 my %logsettings=();
  35 my $errormessage = '';
  36
  37 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
  38         'Sep', 'Oct', 'Nov', 'Dec' );
  39 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
  40         $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
  41         $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
  42         $Lang::tr{'december'} );
  43
  44 my @now = localtime();
  45 my $dow = $now[6];
  46 my $doy = $now[7];
  47 my $tdoy = $now[7];
  48 my $year = $now[5]+1900;
  49
  50 $cgiparams{'DAY'} = $now[3];
  51 $cgiparams{'MONTH'} = $now[4];
  52 $cgiparams{'ACTION'} = '';
  53 $cgiparams{'SECTION'} = 'ipfire';
  54
  55 my %sections = (
  56         'ipfire' => '(ipfire)',
  57         'red' => '(red.*|kernel: usb.*|pppd\[.*\]|chat\[.*\]|pppoe\[.*\]|pptp\[.*\]|pppoa\[.*\]|pppoa3\[.*\]|pppoeci\[.*\]|ipppd|ipppd\[.*\]|kernel: ippp\d|kernel: isdn.*|ibod\[.*\]|kernel: eth.*|dhcpcd\[.*\]|modem_run\[.*\])',
  58         'dns' => '(dnsmasq\[.*\])',
  59         'dhcp' => '(dhcpd)',
  60         'cron' => '(fcron\[.*\])',
  61         'ntp' => '(ntpd(?:ate)?\[.*\])',
  62         'ssh' => '(sshd(?:\(.*\))?\[.*\])',
  63         'auth' => '(\w+\(pam_unix\)\[.*\])',
  64         'kernel' => '(kernel)',
  65         'ipsec' => '(ipsec_[\w_]+|pluto\[.*\]|vpnwatch)',
  66         'snort' => '(snort)',
  67         'openvpn' => '(openvpnserver)\[.*\]'
  68          );
  69
  70 # Translations for the %sections array.
  71 my %trsections = (
  72         'ipfire' => 'IPFire',
  73         'red' => 'RED',
  74         'dns' => 'DNS',
  75         'dhcp' => "$Lang::tr{'dhcp server'}",
  76         'cron' => 'Cron',
  77         'ntp' => 'NTP',
  78         'ssh' => 'SSH',
  79         'auth' => "$Lang::tr{'loginlogout'}",
  80         'kernel' => "$Lang::tr{'kernel'}",
  81         'ipsec' => 'IPSec',
  82         'openvpn' => 'OpenVPN',
  83         'snort' => 'Snort'
  84         );
  85
  86
  87 &Header::getcgihash(\%cgiparams);
  88 $logsettings{'LOGVIEW_REVERSE'} = 'off';
  89 &General::readhash("${General::swroot}/logging/settings", \%logsettings);
  90 ${Header::viewsize} = defined ($logsettings{'LOGVIEW_VIEWSIZE'}) ? $logsettings{'LOGVIEW_VIEWSIZE'} : 150;
  91
  92 my $start = ($logsettings{'LOGVIEW_REVERSE'} eq 'on') ? 0x7FFFF000 : 0; #index of firts line number to display
  93
  94 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
  95 {
  96         my @temp = split(',',$ENV{'QUERY_STRING'});
  97         $start = $temp[0];
  98         $cgiparams{'MONTH'} = $temp[1];
  99         $cgiparams{'DAY'} = $temp[2];
 100         $cgiparams{'SECTION'} = $temp[3];
 101 }
 102
 103 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
 104         !($cgiparams{'DAY'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31)$/))
 105 {
 106         $cgiparams{'DAY'} = $now[3];
 107         $cgiparams{'MONTH'} = $now[4];
 108 }
 109 elsif($cgiparams{'ACTION'} eq '>>')
 110 {
 111         my @temp_then=();
 112         my @temp_now = localtime(time);
 113         $temp_now[4] = $cgiparams{'MONTH'};
 114         $temp_now[3] = $cgiparams{'DAY'};
 115         if ($cgiparams{'DAY'}) {
 116             @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
 117             ## Retrieve the same time on the next day +
 118             ## 86400 seconds in a day
 119         } else {
 120             $temp_now[3] = 1;
 121             $temp_now[4] = ($temp_now[4]+1) %12;
 122             @temp_then = localtime(POSIX::mktime(@temp_now) );
 123             $temp_then[3] = 0;
 124         }
 125         $cgiparams{'MONTH'} = $temp_then[4];
 126         $cgiparams{'DAY'} = $temp_then[3];
 127 }
 128 elsif($cgiparams{'ACTION'} eq '<<')
 129 {
 130         my @temp_then=();
 131         my @temp_now = localtime(time);
 132         $temp_now[4] = $cgiparams{'MONTH'};
 133         $temp_now[3] = $cgiparams{'DAY'};
 134         if ($cgiparams{'DAY'}) {
 135             @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
 136             ## Retrieve the same time on the next day -
 137             ## 86400 seconds in a day
 138         } else {
 139             $temp_now[3] = 1;
 140             $temp_now[4] = ($temp_now[4]-1) %12;
 141             @temp_then = localtime(POSIX::mktime(@temp_now) );
 142             $temp_then[3] = 0;
 143         }
 144         $cgiparams{'MONTH'} = $temp_then[4];
 145         $cgiparams{'DAY'} = $temp_then[3];
 146 }
 147
 148 # Find in which file.gz is the log. Can be calculated because WEEKLY ROTATING of access.log
 149 my $gzindex;
 150 my $date = $cgiparams{'DAY'} == 0 ? '' :  $cgiparams{'DAY'} <= 9 ? "0$cgiparams{'DAY'}" : "$cgiparams{'DAY'}";
 151
 152 {
 153     my $xday;
 154
 155     # Calculate time. If future date, calculate for past year !!!
 156     if (( $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
 157         ( $cgiparams{'MONTH'}  > $now[4] ) ) {
 158         $xday = POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 );
 159         $date = "$longmonths[$cgiparams{'MONTH'}] $date, ". int($year-1);
 160     } else {
 161         $xday = POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 );
 162         $date = "$longmonths[$cgiparams{'MONTH'}] $date, $year";
 163     }
 164
 165     # calculate end of active week (saturday 23H59)
 166     my @then = ();
 167     @then = localtime(time());
 168     my $sunday = POSIX::mktime( 0, 0, 0, @then[3], @then[4], @then[5]);
 169     $sunday += (6-$then[6]) * 86400;
 170
 171     # Convert delta in second to full weeks
 172         $gzindex = int (($sunday-$xday)/604800 );
 173 }
 174
 175 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
 176 my $daystr =  $cgiparams{'DAY'} == 0 ?  '..' : $cgiparams{'DAY'} <= 9 ? " $cgiparams{'DAY'}" : "$cgiparams{'DAY'}";
 177 my $section = $sections{$cgiparams{'SECTION'}};
 178
 179 my $lines = 0;
 180 my @log=();
 181
 182 my $loop = 1;
 183 my $filestr = 0;
 184 my $lastdatetime;           # for debug
 185 my $search_for_end = 0;
 186
 187 while ($gzindex >=0 && $loop) {
 188         # calculate file name
 189         if ($gzindex == 0) {
 190             $filestr = "/var/log/messages";
 191         } else {
 192             $filestr = "/var/log/messages.$gzindex";
 193             $filestr = "$filestr.gz" if -f "$filestr.gz";
 194         }
 195         # now read file if existing
 196         if (open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr))) {
 197             #&General::log("reading $filestr");
 198             READ:while (<FILE>) {
 199                 my $line = $_;
 200                 if ($line =~ /^${monthstr} ${daystr} ..:..:.. [\w\-]+ ${section}: (.*)/) {
 201                     # when standart viewing, just keep in memory the correct slice
 202                     # it starts a '$start' and size is $viewport
 203                     # If export, then keep all lines...
 204                     if ($cgiparams{'ACTION'} eq $Lang::tr{'export'}){
 205                         $log[$lines++] = "$line";
 206                     } else {
 207                         if ($lines++ < ($start + $Header::viewsize)) {
 208                             push(@log,"$line");
 209                             if (@log > $Header::viewsize) {
 210                                 shift (@log);
 211                             }
 212                         #} else { dont do this optimisation, need to count lines !
 213                             #    $datetime = $maxtime; # we have read viewsize lines, stop main loop
 214                             #    last READ;           # exit read file
 215                         }
 216                     }
 217                     $search_for_end = 1;        # we find the start of slice, can look for end now
 218                 } else {
 219                     if ($search_for_end == 1) {
 220                         #finish read files when date is over (test month equality only)
 221                         $line =~ /^(...) (..) ..:..:..*$/;
 222                         $loop = 0 if ( ($1 ne $monthstr) || ( ($daystr ne '..') && ($daystr ne $2) ) );
 223                     }
 224                 }
 225             }
 226             close (FILE);
 227         }
 228         $gzindex--;     # will try next gz file eg 40,39,38,.... because it may have holes when ipcop stopped
 229                         # for a long time
 230 }# while
 231
 232 #  $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 233
 234 if ($cgiparams{'ACTION'} eq $Lang::tr{'export'})
 235 {
 236         print "Content-type: text/plain\n\n";
 237         print "IPFire diagnostics\r\n";
 238         print "$Lang::tr{'section'}: $cgiparams{'SECTION'}\n";
 239         print "$Lang::tr{'date'}: $date\r\n\r\n";
 240
 241         if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @log = reverse @log; }
 242
 243         foreach $_ (@log)
 244         {
 245                 /^... (..) (..:..:..) [\w\-]+ ${section}: (.*)$/;
 246                 my $day =  $1;
 247                 $day =~ tr / /0/;
 248                 my $time = $cgiparams{'DAY'} ? "$2" : "$day/$2" ;
 249                 print "$time $3 $4\r\n";
 250         }
 251         exit 0;
 252 }
 253
 254 &Header::showhttpheaders();
 255
 256 &Header::openpage($Lang::tr{'system logs'}, 1, '');
 257
 258 &Header::openbigbox('100%', 'left', '', $errormessage);
 259
 260 if ($errormessage) {
 261         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 262         print "<font class='base'>$errormessage&nbsp;</font>\n";
 263         &Header::closebox();
 264 }
 265
 266 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
 267
 268 print <<END
 269 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 270 <table width='100%'>
 271 <tr>
 272         <td width='10%' class='base'>$Lang::tr{'section'}:&nbsp;</td>
 273         <td width='20%'>
 274         <select name='SECTION'>
 275 END
 276 ;
 277 foreach $section (keys %sections) {
 278         print "\t<option ";
 279         if ($section eq $cgiparams{'SECTION'}) {
 280                 print "selected='selected' "; }
 281         print "value='$section'>$trsections{$section}</option>\n";
 282 }
 283 print <<END
 284         </select>
 285         </td>
 286         <td width='10%' class='base' align='right'>$Lang::tr{'month'}:&nbsp;</td>
 287         <td width='10%'>
 288         <select name='MONTH'>
 289 END
 290 ;
 291 for (my $month = 0; $month < 12; $month++)
 292 {
 293         print "\t<option ";
 294         if ($month == $cgiparams{'MONTH'}) {
 295                 print "selected='selected' "; }
 296         print "value='$month'>$longmonths[$month]</option>\n";
 297 }
 298 print <<END
 299         </select>
 300         </td>
 301         <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
 302         <td width='40%'>
 303         <select name='DAY'>
 304 END
 305 ;
 306 print "<option value='0'>$Lang::tr{'all'}</option>\n";
 307 for (my $day = 1; $day <= 31; $day++)
 308 {
 309         print "\t<option ";
 310         if ($day == $cgiparams{'DAY'}) {
 311                 print "selected='selected' "; }
 312         print "value='$day'>$day</option>\n";
 313 }
 314 print <<END
 315 </select>
 316 </td>
 317 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
 318 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
 319 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
 320 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'export'}' /></td>
 321 </tr>
 322 </table>
 323 </form>
 324 END
 325 ;
 326
 327 &Header::closebox();
 328
 329 &Header::openbox('100%', 'left', $Lang::tr{'log'});
 330 print "<p><b>$Lang::tr{'total hits for log section'} $cgiparams{'SECTION'} $date: $lines</b></p>";
 331
 332 $start = $lines - ${Header::viewsize} if ($start >= $lines - ${Header::viewsize});
 333 $start = 0 if ($start < 0);
 334
 335 my $prev;
 336     if ($start == 0) {
 337         $prev = -1;
 338     } else {
 339         $prev = $start - ${Header::viewsize};
 340         $prev = 0 if ( $prev < 0);
 341     }
 342
 343 my $next;
 344     if ($start == $lines - ${Header::viewsize}) {
 345         $next = -1;
 346     } else {
 347         $next = $start + ${Header::viewsize};
 348         $next = $lines - ${Header::viewsize} if ($next >= $lines - ${Header::viewsize});
 349     }
 350
 351 if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @log = reverse @log; }
 352 if ($lines != 0) { &oldernewer(); }
 353
 354 print <<END
 355 <table width='100%'>
 356 <tr>
 357         <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'time'}</b></td>
 358         <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'section'}</b></td>
 359         <td width='80%'>&nbsp;</td>
 360 </tr>
 361 END
 362 ;
 363
 364 $lines = 0;
 365 #print '<tt>';
 366 foreach $_ (@log)
 367 {
 368         /^... (..) (..:..:..) [\w\-]+ ${section}: (.*)$/;
 369         my $day =  $1;
 370         $day =~ tr / /0/;
 371         my $time = $cgiparams{'DAY'} ? "$2" : "$day/$2" ;
 372         my $sec = $3;
 373         my $data = $4;
 374         # correct the cut position, just when section=RED
 375         if (($cgiparams{'SECTION'} eq 'red' ) && ($sec =~ /(kernel:)(.*)/)) {
 376             $sec = 'kernel';
 377             $data = $2.': '.$data;
 378         }
 379         my $d = substr ($data,0,80);
 380         while (length($data)>80){       #very basic breaking of lines...
 381             $data = substr ($data,80);  #permit correct display in table cell
 382             $d .=  ' ' . substr ($data,0,80);
 383         }
 384
 385
 386         if ($lines % 2) {
 387                 print "<tr bgcolor='$color{'color20'}'>"; }
 388         else {
 389                 print "<tr bgcolor='$color{'color22'}'>"; }
 390         print "<td>$time<td>$sec<td>" .&Header::cleanhtml ("$d", 'y') . "</td></tr>\n";
 391         $lines++;
 392 }
 393 #print '</tt>';
 394 print "</table>";
 395
 396 &oldernewer();
 397
 398 &Header::closebox();
 399
 400 &Header::closebigbox();
 401
 402 &Header::closepage();
 403
 404 sub oldernewer
 405 {
 406 print <<END
 407 <table width='100%'>
 408 <tr>
 409 END
 410 ;
 411
 412 print "<td align='center' width='50%'>";
 413 if ($prev != -1) {
 414         print "<a href='/cgi-bin/logs.cgi/log.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{'SECTION'}'>$Lang::tr{'older'}</a>"; }
 415 else {
 416         print "$Lang::tr{'older'}"; }
 417 print "</td>\n";
 418
 419 print "<td align='center' width='50%'>";
 420 if ($next >= 0) {
 421         print "<a href='/cgi-bin/logs.cgi/log.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{'SECTION'}'>$Lang::tr{'newer'}</a>"; }
 422 else {
 423         print "$Lang::tr{'newer'}"; }
 424 print "</td>\n";
 425
 426 print <<END
 427 </tr>
 428 </table>
 429 END
 430 ;
 431 }