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