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 use POSIX();
  23
  24 #workaround to suppress a warning when a variable is used only once
  25 my @dummy = ( ${Header::table2colour} );
  26 undef (@dummy);
  27
  28 my %cgiparams=();
  29 my %logsettings=();
  30 my $errormessage = '';
  31
  32 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
  33         'Sep', 'Oct', 'Nov', 'Dec' );
  34 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
  35         $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
  36         $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
  37         $Lang::tr{'december'} );
  38
  39 my @now = localtime();
  40 my $dow = $now[6];
  41 my $doy = $now[7];
  42 my $tdoy = $now[7];
  43 my $year = $now[5]+1900;
  44
  45 $cgiparams{'DAY'} = $now[3];
  46 $cgiparams{'MONTH'} = $now[4];
  47 $cgiparams{'ACTION'} = '';
  48 $cgiparams{'SECTION'} = 'ipfire';
  49
  50 my %sections = (
  51         'ipfire' => '(ipfire)',
  52         'red' => '(red.*|kernel: usb.*|pppd\[.*\]|chat\[.*\]|pppoe\[.*\]|pptp\[.*\]|pppoa\[.*\]|pppoa3\[.*\]|pppoeci\[.*\]|ipppd|ipppd\[.*\]|kernel: ippp\d|kernel: isdn.*|ibod\[.*\]|kernel: eth.*|dhcpcd\[.*\]|modem_run\[.*\])',
  53         'dns' => '(dnsmasq\[.*\])',
  54         'dhcp' => '(dhcpd)',
  55         'cron' => '(fcron\[.*\])',
  56         'ntp' => '(ntpd(?:ate)?\[.*\])',
  57         'ssh' => '(sshd(?:\(.*\))?\[.*\])',
  58         'auth' => '(\w+\(pam_unix\)\[.*\])',
  59         'kernel' => '(kernel)',
  60         'ipsec' => '(ipsec_[\w_]+|pluto\[.*\])',
  61         'snort' => '(snort)',
  62         'openvpn' => '(openvpnserver)\[.*\]'
  63          );
  64
  65 # Translations for the %sections array.
  66 my %trsections = (
  67         'ipfire' => 'IPFire',
  68         'red' => 'RED',
  69         'dns' => 'DNS',
  70         'dhcp' => "$Lang::tr{'dhcp server'}",
  71         'cron' => 'Cron',
  72         'ntp' => 'NTP',
  73         'ssh' => 'SSH',
  74         'auth' => "$Lang::tr{'loginlogout'}",
  75         'kernel' => "$Lang::tr{'kernel'}",
  76         'ipsec' => 'IPSec',
  77         'openvpn' => 'OpenVPN',
  78         'snort' => 'Snort'
  79         );
  80
  81
  82 &Header::getcgihash(\%cgiparams);
  83 $logsettings{'LOGVIEW_REVERSE'} = 'off';
  84 &General::readhash("${General::swroot}/logging/settings", \%logsettings);
  85 ${Header::viewsize} = defined ($logsettings{'LOGVIEW_VIEWSIZE'}) ? $logsettings{'LOGVIEW_VIEWSIZE'} : 150;
  86
  87 my $start = ($logsettings{'LOGVIEW_REVERSE'} eq 'on') ? 0x7FFFF000 : 0; #index of firts line number to display
  88
  89 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
  90 {
  91         my @temp = split(',',$ENV{'QUERY_STRING'});
  92         $start = $temp[0];
  93         $cgiparams{'MONTH'} = $temp[1];
  94         $cgiparams{'DAY'} = $temp[2];
  95         $cgiparams{'SECTION'} = $temp[3];
  96 }
  97
  98 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
  99         !($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)$/))
 100 {
 101         $cgiparams{'DAY'} = $now[3];
 102         $cgiparams{'MONTH'} = $now[4];
 103 }
 104 elsif($cgiparams{'ACTION'} eq '>>')
 105 {
 106         my @temp_then=();
 107         my @temp_now = localtime(time);
 108         $temp_now[4] = $cgiparams{'MONTH'};
 109         $temp_now[3] = $cgiparams{'DAY'};
 110         if ($cgiparams{'DAY'}) {
 111             @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
 112             ## Retrieve the same time on the next day +
 113             ## 86400 seconds in a day
 114         } else {
 115             $temp_now[3] = 1;
 116             $temp_now[4] = ($temp_now[4]+1) %12;
 117             @temp_then = localtime(POSIX::mktime(@temp_now) );
 118             $temp_then[3] = 0;
 119         }
 120         $cgiparams{'MONTH'} = $temp_then[4];
 121         $cgiparams{'DAY'} = $temp_then[3];
 122 }
 123 elsif($cgiparams{'ACTION'} eq '<<')
 124 {
 125         my @temp_then=();
 126         my @temp_now = localtime(time);
 127         $temp_now[4] = $cgiparams{'MONTH'};
 128         $temp_now[3] = $cgiparams{'DAY'};
 129         if ($cgiparams{'DAY'}) {
 130             @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
 131             ## Retrieve the same time on the next day -
 132             ## 86400 seconds in a day
 133         } else {
 134             $temp_now[3] = 1;
 135             $temp_now[4] = ($temp_now[4]-1) %12;
 136             @temp_then = localtime(POSIX::mktime(@temp_now) );
 137             $temp_then[3] = 0;
 138         }
 139         $cgiparams{'MONTH'} = $temp_then[4];
 140         $cgiparams{'DAY'} = $temp_then[3];
 141 }
 142
 143 # Find in which file.gz is the log. Can be calculated because WEEKLY ROTATING of access.log
 144 my $gzindex;
 145 my $date = $cgiparams{'DAY'} == 0 ? '' :  $cgiparams{'DAY'} <= 9 ? "0$cgiparams{'DAY'}" : "$cgiparams{'DAY'}";
 146
 147 {
 148     my $xday;
 149
 150     # Calculate time. If future date, calculate for past year !!!
 151     if (( $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
 152         ( $cgiparams{'MONTH'}  > $now[4] ) ) {
 153         $xday = POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 );
 154         $date = "$longmonths[$cgiparams{'MONTH'}] $date, ". int($year-1);
 155     } else {
 156         $xday = POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 );
 157         $date = "$longmonths[$cgiparams{'MONTH'}] $date, $year";
 158     }
 159
 160     # calculate end of active week (saturday 23H59)
 161     my @then = ();
 162     @then = localtime(time());
 163     my $sunday = POSIX::mktime( 0, 0, 0, @then[3], @then[4], @then[5]);
 164     $sunday += (6-$then[6]) * 86400;
 165
 166     # Convert delta in second to full weeks
 167         $gzindex = int (($sunday-$xday)/604800 );
 168 }
 169
 170 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
 171 my $daystr =  $cgiparams{'DAY'} == 0 ?  '..' : $cgiparams{'DAY'} <= 9 ? " $cgiparams{'DAY'}" : "$cgiparams{'DAY'}";
 172 my $section = $sections{$cgiparams{'SECTION'}};
 173
 174 my $lines = 0;
 175 my @log=();
 176
 177 my $loop = 1;
 178 my $filestr = 0;
 179 my $lastdatetime;           # for debug
 180 my $search_for_end = 0;
 181
 182 while ($gzindex >=0 && $loop) {
 183         # calculate file name
 184         if ($gzindex == 0) {
 185             $filestr = "/var/log/messages";
 186         } else {
 187             $filestr = "/var/log/messages.$gzindex";
 188             $filestr = "$filestr.gz" if -f "$filestr.gz";
 189         }
 190         # now read file if existing
 191         if (open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr))) {
 192             #&General::log("reading $filestr");
 193             READ:while (<FILE>) {
 194                 my $line = $_;
 195                 if ($line =~ /^${monthstr} ${daystr} ..:..:.. [\w\-]+ ${section}: (.*)/) {
 196                     # when standart viewing, just keep in memory the correct slice
 197                     # it starts a '$start' and size is $viewport
 198                     # If export, then keep all lines...
 199                     if ($cgiparams{'ACTION'} eq $Lang::tr{'export'}){
 200                         $log[$lines++] = "$line";
 201                     } else {
 202                         if ($lines++ < ($start + $Header::viewsize)) {
 203                             push(@log,"$line");
 204                             if (@log > $Header::viewsize) {
 205                                 shift (@log);
 206                             }
 207                         #} else { dont do this optimisation, need to count lines !
 208                             #    $datetime = $maxtime; # we have read viewsize lines, stop main loop
 209                             #    last READ;           # exit read file
 210                         }
 211                     }
 212                     $search_for_end = 1;        # we find the start of slice, can look for end now
 213                 } else {
 214                     if ($search_for_end == 1) {
 215                         #finish read files when date is over (test month equality only)
 216                         $line =~ /^(...) (..) ..:..:..*$/;
 217                         $loop = 0 if ( ($1 ne $monthstr) || ( ($daystr ne '..') && ($daystr ne $2) ) );
 218                     }
 219                 }
 220             }
 221             close (FILE);
 222         }
 223         $gzindex--;     # will try next gz file eg 40,39,38,.... because it may have holes when ipcop stopped
 224                         # for a long time
 225 }# while
 226
 227 #  $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
 228
 229 if ($cgiparams{'ACTION'} eq $Lang::tr{'export'})
 230 {
 231         print "Content-type: text/plain\n\n";
 232         print "IPFire diagnostics\r\n";
 233         print "$Lang::tr{'section'}: $cgiparams{'SECTION'}\n";
 234         print "$Lang::tr{'date'}: $date\r\n\r\n";
 235
 236         if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @log = reverse @log; }
 237
 238         foreach $_ (@log)
 239         {
 240                 /^... (..) (..:..:..) [\w\-]+ ${section}: (.*)$/;
 241                 my $day =  $1;
 242                 $day =~ tr / /0/;
 243                 my $time = $cgiparams{'DAY'} ? "$2" : "$day/$2" ;
 244                 print "$time $3 $4\r\n";
 245         }
 246         exit 0;
 247 }
 248
 249 &Header::showhttpheaders();
 250
 251 &Header::openpage($Lang::tr{'system logs'}, 1, '');
 252
 253 &Header::openbigbox('100%', 'left', '', $errormessage);
 254
 255 if ($errormessage) {
 256         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 257         print "<font class='base'>$errormessage&nbsp;</font>\n";
 258         &Header::closebox();
 259 }
 260
 261 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
 262
 263 print <<END
 264 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 265 <table width='100%'>
 266 <tr>
 267         <td width='10%' class='base'>$Lang::tr{'section'}:&nbsp;</td>
 268         <td width='20%'>
 269         <select name='SECTION'>
 270 END
 271 ;
 272 foreach $section (keys %sections) {
 273         print "\t<option ";
 274         if ($section eq $cgiparams{'SECTION'}) {
 275                 print "selected='selected' "; }
 276         print "value='$section'>$trsections{$section}</option>\n";
 277 }
 278 print <<END
 279         </select>
 280         </td>
 281         <td width='10%' class='base' align='right'>$Lang::tr{'month'}:&nbsp;</td>
 282         <td width='10%'>
 283         <select name='MONTH'>
 284 END
 285 ;
 286 for (my $month = 0; $month < 12; $month++)
 287 {
 288         print "\t<option ";
 289         if ($month == $cgiparams{'MONTH'}) {
 290                 print "selected='selected' "; }
 291         print "value='$month'>$longmonths[$month]</option>\n";
 292 }
 293 print <<END
 294         </select>
 295         </td>
 296         <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
 297         <td width='40%'>
 298         <select name='DAY'>
 299 END
 300 ;
 301 print "<option value='0'>$Lang::tr{'all'}</option>\n";
 302 for (my $day = 1; $day <= 31; $day++)
 303 {
 304         print "\t<option ";
 305         if ($day == $cgiparams{'DAY'}) {
 306                 print "selected='selected' "; }
 307         print "value='$day'>$day</option>\n";
 308 }
 309 print <<END
 310 </select>
 311 </td>
 312 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
 313 <td width='5%'  align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
 314 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
 315 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'export'}' /></td>
 316 </tr>
 317 </table>
 318 </form>
 319 END
 320 ;
 321
 322 &Header::closebox();
 323
 324 &Header::openbox('100%', 'left', $Lang::tr{'log'});
 325 print "<p><b>$Lang::tr{'total hits for log section'} $cgiparams{'SECTION'} $date: $lines</b></p>";
 326
 327 $start = $lines - ${Header::viewsize} if ($start >= $lines - ${Header::viewsize});
 328 $start = 0 if ($start < 0);
 329
 330 my $prev;
 331     if ($start == 0) {
 332         $prev = -1;
 333     } else {
 334         $prev = $start - ${Header::viewsize};
 335         $prev = 0 if ( $prev < 0);
 336     }
 337
 338 my $next;
 339     if ($start == $lines - ${Header::viewsize}) {
 340         $next = -1;
 341     } else {
 342         $next = $start + ${Header::viewsize};
 343         $next = $lines - ${Header::viewsize} if ($next >= $lines - ${Header::viewsize});
 344     }
 345
 346 if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @log = reverse @log; }
 347 if ($lines != 0) { &oldernewer(); }
 348
 349 print <<END
 350 <table width='100%'>
 351 <tr>
 352         <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'time'}</b></td>
 353         <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'section'}</b></td>
 354         <td width='80%'>&nbsp;</td>
 355 </tr>
 356 END
 357 ;
 358
 359 $lines = 0;
 360 #print '<tt>';
 361 foreach $_ (@log)
 362 {
 363         /^... (..) (..:..:..) [\w\-]+ ${section}: (.*)$/;
 364         my $day =  $1;
 365         $day =~ tr / /0/;
 366         my $time = $cgiparams{'DAY'} ? "$2" : "$day/$2" ;
 367         my $sec = $3;
 368         my $data = $4;
 369         # correct the cut position, just when section=RED
 370         if (($cgiparams{'SECTION'} eq 'red' ) && ($sec =~ /(kernel:)(.*)/)) {
 371             $sec = 'kernel';
 372             $data = $2.': '.$data;
 373         }
 374         my $d = substr ($data,0,80);
 375         while (length($data)>80){       #very basic breaking of lines...
 376             $data = substr ($data,80);  #permit correct display in table cell
 377             $d .=  ' ' . substr ($data,0,80);
 378         }
 379
 380
 381         if ($lines % 2) {
 382                 print "<tr bgcolor='${Header::table1colour}'>"; }
 383         else {
 384                 print "<tr bgcolor='${Header::table2colour}'>"; }
 385         print "<td>$time<td>$sec<td>" .&Header::cleanhtml ("$d", 'y') . "</td></tr>\n";
 386         $lines++;
 387 }
 388 #print '</tt>';
 389 print "</table>";
 390
 391 &oldernewer();
 392
 393 &Header::closebox();
 394
 395 &Header::closebigbox();
 396
 397 &Header::closepage();
 398
 399 sub oldernewer
 400 {
 401 print <<END
 402 <table width='100%'>
 403 <tr>
 404 END
 405 ;
 406
 407 print "<td align='center' width='50%'>";
 408 if ($prev != -1) {
 409         print "<a href='/cgi-bin/logs.cgi/log.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{'SECTION'}'>$Lang::tr{'older'}</a>"; }
 410 else {
 411         print "$Lang::tr{'older'}"; }
 412 print "</td>\n";
 413
 414 print "<td align='center' width='50%'>";
 415 if ($next >= 0) {
 416         print "<a href='/cgi-bin/logs.cgi/log.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{'SECTION'}'>$Lang::tr{'newer'}</a>"; }
 417 else {
 418         print "$Lang::tr{'newer'}"; }
 419 print "</td>\n";
 420
 421 print <<END
 422 </tr>
 423 </table>
 424 END
 425 ;
 426 }