logs.cgi: htmlcleanup, change html tags from uppercase to lowercase
[people/teissler/ipfire-2.x.git] / html / cgi-bin / logs.cgi / showrequestfromport.dat
1 #!/usr/bin/perl
2 #
3 # SmoothWall CGIs
4 #
5 # This code is distributed under the terms of the GPL
6 #
7 # JC HERITIER
8 # page inspired from the initial firewalllog.dat
9 #
10 # Modified for IPFire by Christian Schmidt (www.ipfire.org)
11
12 #Aug 28 14:54:30 shite kernel: IN=ppp0 OUT= MAC= SRC=213.48.150.1
13 #DST=213.208.115.234 LEN=110 TOS=0x00 PREC=0x00 TTL=60 ID=30699 DF PROTO=TCP
14 #SPT=6667 DPT=62593 WINDOW=2505 RES=0x00 ACK PSH URGP=0
15
16 use strict;
17
18 # enable only the following on debugging purpose
19 #use warnings;
20 #use CGI::Carp 'fatalsToBrowser';
21
22 require '/var/ipfire/general-functions.pl';
23 require "${General::swroot}/lang.pl";
24 require "${General::swroot}/header.pl";
25
26 use POSIX();
27
28 #workaround to suppress a warning when a variable is used only once
29 my @dummy = ( ${Header::table2colour} );
30 undef (@dummy);
31
32 my %cgiparams=();
33 my %logsettings=();
34 my $errormessage = '';
35
36 my @shortmonths = ( 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
37 'Sep', 'Oct', 'Nov', 'Dec' );
38 my @longmonths = ( $Lang::tr{'january'}, $Lang::tr{'february'}, $Lang::tr{'march'},
39 $Lang::tr{'april'}, $Lang::tr{'may'}, $Lang::tr{'june'}, $Lang::tr{'july'}, $Lang::tr{'august'},
40 $Lang::tr{'september'}, $Lang::tr{'october'}, $Lang::tr{'november'},
41 $Lang::tr{'december'} );
42
43 my @now = localtime();
44 my $dow = $now[6];
45 my $doy = $now[7];
46 my $tdoy = $now[7];
47 my $year = $now[5]+1900;
48
49 $cgiparams{'DAY'} = $now[3];
50 $cgiparams{'MONTH'} = $now[4];
51 $cgiparams{'ACTION'} = '';
52
53 &Header::getcgihash(\%cgiparams);
54
55 $logsettings{'LOGVIEW_REVERSE'} = 'off';
56 &General::readhash("${General::swroot}/logging/settings", \%logsettings);
57
58 my $start = -1;
59 if ($ENV{'QUERY_STRING'} && $cgiparams{'ACTION'} ne $Lang::tr{'update'})
60 {
61 my @temp = split(',',$ENV{'QUERY_STRING'});
62 $start = $temp[0];
63 $cgiparams{'MONTH'} = $temp[1];
64 $cgiparams{'DAY'} = $temp[2];
65 $cgiparams{port} = $temp[3];
66 }
67
68 if (!($cgiparams{'MONTH'} =~ /^(0|1|2|3|4|5|6|7|8|9|10|11)$/) ||
69 !($cgiparams{'DAY'} =~ /^(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)$/))
70 {
71 $cgiparams{'DAY'} = $now[3];
72 $cgiparams{'MONTH'} = $now[4];
73 }
74 elsif($cgiparams{'ACTION'} eq '>>')
75 {
76 my @temp_then=();
77 my @temp_now = localtime(time);
78 $temp_now[4] = $cgiparams{'MONTH'};
79 $temp_now[3] = $cgiparams{'DAY'};
80 @temp_then = localtime(POSIX::mktime(@temp_now) + 86400);
81 ## Retrieve the same time on the next day -
82 ## 86400 seconds in a day
83 $cgiparams{'MONTH'} = $temp_then[4];
84 $cgiparams{'DAY'} = $temp_then[3];
85 }
86 elsif($cgiparams{'ACTION'} eq '<<')
87 {
88 my @temp_then=();
89 my @temp_now = localtime(time);
90 $temp_now[4] = $cgiparams{'MONTH'};
91 $temp_now[3] = $cgiparams{'DAY'};
92 @temp_then = localtime(POSIX::mktime(@temp_now) - 86400);
93 ## Retrieve the same time on the previous day -
94 ## 86400 seconds in a day
95 $cgiparams{'MONTH'} = $temp_then[4];
96 $cgiparams{'DAY'} = $temp_then[3];
97 }
98
99 if (($cgiparams{'DAY'} ne $now[3]) || ($cgiparams{'MONTH'} ne $now[4]))
100 {
101 my @then = ();
102 if ( ( $cgiparams{'MONTH'} eq $now[4]) && ($cgiparams{'DAY'} > $now[3]) ||
103 ( $cgiparams{'MONTH'} > $now[4] ) ) {
104 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1901 ));
105 } else {
106 @then = localtime(POSIX::mktime( 0, 0, 0, $cgiparams{'DAY'}, $cgiparams{'MONTH'}, $year - 1900 ));
107 }
108 $tdoy = $then[7];
109 my $lastleap=($year-1)%4;
110 if ($tdoy>$doy) {
111 if ($lastleap == 0 && $tdoy < 60) {
112 $doy=$tdoy+366;
113 } else {
114 $doy=$doy+365;
115 }
116 }
117 }
118 my $datediff=0;
119 my $dowd=0;
120 my $multifile=0;
121 if ($tdoy ne $doy) {
122 $datediff=int(($doy-$tdoy)/7);
123 $dowd=($doy-$tdoy)%7;
124 if (($dow-$dowd)<1) {
125 $datediff=$datediff+1;
126 }
127 if (($dow-$dowd)==0) {
128 $multifile=1;
129 }
130 }
131
132 my $monthstr = $shortmonths[$cgiparams{'MONTH'}];
133 my $longmonthstr = $longmonths[$cgiparams{'MONTH'}];
134 my $day = $cgiparams{'DAY'};
135 my $daystr='';
136 if ($day <= 9) {
137 $daystr = " $day"; }
138 else {
139 $daystr = $day;
140 }
141
142 my $skip=0;
143 my $filestr='';
144 if ($datediff==0) {
145 $filestr="/var/log/messages";
146 } else {
147 $filestr="/var/log/messages.$datediff";
148 $filestr = "$filestr.gz" if -f "$filestr.gz";
149 }
150
151 if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
152 $errormessage = "$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
153 $skip=1;
154 # Note: This is in case the log does not exist for that date
155 }
156 my $lines = 0;
157 my @log=();
158 my $port = $cgiparams{port};
159
160 if (!$skip)
161 {
162 while (<FILE>)
163 {
164 if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
165 if($_ =~ /DPT\=([\d\.]+)/){
166 if($1 eq $port){
167 $log[$lines] = $_;
168 $lines++;
169 }
170 }
171 }
172 }
173 close (FILE);
174 }
175
176 $skip=0;
177 if ($multifile) {
178 $datediff=$datediff-1;
179 if ($datediff==0) {
180 $filestr="/var/log/messages";
181 } else {
182 $filestr="/var/log/messages.$datediff";
183 $filestr = "$filestr.gz" if -f "$filestr.gz";
184 }
185 if (!(open (FILE,($filestr =~ /.gz$/ ? "gzip -dc $filestr |" : $filestr)))) {
186 $errormessage="$Lang::tr{'date not in logs'}: $filestr $Lang::tr{'could not be opened'}";
187 $skip=1;
188 }
189 if (!$skip) {
190 while (<FILE>) {
191 if (/(^${monthstr} ${daystr} ..:..:..) [\w\-]+ kernel:.*(IN=.*)$/) {
192 if($_ =~ /DPT\=([\d\.]+)/){
193 if($1 eq $port){
194 $log[$lines] = $_;
195 $lines++;
196 }
197 }
198 }
199 }
200 close (FILE);
201 }
202 }
203
204 &Header::showhttpheaders();
205 &Header::openpage($Lang::tr{'firewall log'}, 1, '');
206 &Header::openbigbox('100%', 'left', '', $errormessage);
207
208 if ($errormessage) {
209 &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
210 print "<font class='base'>$errormessage&nbsp;</font>\n";
211 &Header::closebox();
212 }
213
214 &Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
215
216 print <<END
217 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
218 <table width='100%'>
219 <tr>
220 <td width='10%' class='base'>$Lang::tr{'month'}:&nbsp;</td>
221 <td width='10%'>
222 <select name='MONTH'>
223 END
224 ;
225 my $month;
226 for ($month = 0; $month < 12; $month++)
227 {
228 print "\t<option ";
229 if ($month == $cgiparams{'MONTH'}) {
230 print "selected='selected' "; }
231 print "value='$month'>$longmonths[$month]</option>\n";
232 }
233 print <<END
234 </select>
235 </td>
236 <td width='10%' class='base' align='right'>&nbsp;$Lang::tr{'day'}:&nbsp;</td>
237 <td width='40%'>
238 <select name='DAY'>
239 END
240 ;
241 for ($day = 1; $day <= 31; $day++)
242 {
243 print "\t<option ";
244 if ($day == $cgiparams{'DAY'}) {
245 print "selected='selected' "; }
246 print "value='$day'>$day</option>\n";
247 }
248 print <<END
249 </select>
250 </td>
251 <td width='5%' align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day before'}' value='&lt;&lt;' /></td>
252 <td width='5%' align='center'><input type='submit' name='ACTION' title='$Lang::tr{'day after'}' value='&gt;&gt;' /></td>
253 <td width='10%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'update'}' /></td>
254 <tr><td width='15%'>$Lang::tr{'destination port'}</td><td><input type='text' name='port' value='$cgiparams{port}'size='15'></td></tr>
255 </tr>
256 </table>
257 </form>
258 END
259 ;
260
261 &Header::closebox();
262
263 &Header::openbox('100%', 'left', $Lang::tr{'firewall log'});
264 print "<p><b>$Lang::tr{'firewall hits'} $longmonthstr $daystr: $lines</b></p>";
265
266 if ($start == -1) {
267 $start = $lines - ${Header::viewsize}; }
268 if ($start >= $lines - ${Header::viewsize}) { $start = $lines - ${Header::viewsize}; };
269 if ($start < 0) { $start = 0; }
270
271 my $prev = $start - ${Header::viewsize};
272 my $next = $start + ${Header::viewsize};
273
274 if ($prev < 0) { $prev = 0; }
275 if ($next >= $lines) { $next = -1 }
276 if ($start == 0) { $prev = -1; }
277
278 if ($lines != 0) { &oldernewer(); }
279
280 print <<END
281 <table width='100%'>
282 <tr>
283 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'time'}</b></td>
284 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'chain'}</b></td>
285 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'iface'}</b></td>
286 <td width='5%' align='center' class='boldbase'><b>$Lang::tr{'proto'}</b></td>
287 <td width='20%' align='center' class='boldbase'><b>$Lang::tr{'source'}</b></td>
288 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'src port'}</b></td>
289 <td width='20%' align='center' class='boldbase'><b>$Lang::tr{'destination'}</b></td>
290 <td width='10%' align='center' class='boldbase'><b>$Lang::tr{'dst port'}</b></td>
291 </rt>
292 END
293 ;
294 my @slice = splice(@log, $start, ${Header::viewsize});
295
296 if ($logsettings{'LOGVIEW_REVERSE'} eq 'on') { @slice = reverse @slice; }
297
298 $lines = 0;
299 foreach $_ (@slice)
300 {
301 $a = $_;
302 if($_ =~ /DPT\=([\d\.]+)/){
303 if($1 eq $port){
304 my $chain = '';
305 my $in = '-'; my $out = '-';
306 my $srcaddr = ''; my $dstaddr = '';
307 my $protostr = '';
308 my $srcport = ''; my $dstport = '';
309
310 $_ =~ /(^.* ..:..:..) [\w\-]+ kernel:(.*)(IN=.*)$/;
311 my $timestamp = $1; my $chain = $2; my $packet = $3;
312 $timestamp =~ /(...) (..) (..:..:..)/;
313 my $month = $1; my $day = $2; my $time = $3; my $iface;
314
315 if ($a =~ /IN\=(\w+)/) { $iface = $1; }
316 if ($a =~ /OUT\=(\w+)/) { $out = $1; }
317 if ($a =~ /SRC\=([\d\.]+)/) { $srcaddr = $1; }
318 if ($a =~ /DST\=([\d\.]+)/) { $dstaddr = $1; }
319 if ($a =~ /PROTO\=(\w+)/) { $protostr = $1; }
320 my $protostrlc = lc($protostr);
321 if ($a =~ /SPT\=([\d\.]+)/){ $srcport = $1; }
322 if ($a =~ /DPT\=([\d\.]+)/){ $dstport = $1; }
323
324 if ($lines % 2) {
325 print "<tr bgcolor='${Header::table1colour}'>\n"; }
326 else {
327 print "<tr bgcolor='${Header::table2colour}'>\n"; }
328 print <<END
329 <td align='center'>$time</td>
330 <td align='center'>$chain</td>
331 <td align='center'>$iface</td>
332 <td align='center'>$protostr</td>
333 <td align='center'>
334 <table width='100%' cellpadding='0' cellspacing='0'><tr>
335 <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$srcaddr'>$srcaddr</a></td>
336 </tr></table>
337 </td>
338 <td align='center'>$srcport</td>
339 <td align='center'>
340 <table width='100%' cellpadding='0' cellspacing='0'><tr>
341 <td align='center'><a href='/cgi-bin/ipinfo.cgi?ip=$dstaddr'>$dstaddr</a></td>
342 </tr></table>
343 </td>
344 <td align='center'>$dstport</td>
345 </tr>
346 END
347 ;
348 $lines++;
349 }
350 }
351 }
352
353 print <<END
354 </table>
355 END
356 ;
357
358 &oldernewer();
359
360 &Header::closebox();
361
362 &Header::closebigbox();
363
364 &Header::closepage();
365
366 sub oldernewer
367 {
368 print <<END
369 <table width='100%'>
370 <tr>
371 END
372 ;
373
374 print "<td align='center' width='50%'>";
375 if ($prev != -1) {
376 print "<a href='/cgi-bin/logs.cgi/showrequestfromport.dat?$prev,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{port}'>$Lang::tr{'older'}</a>"; }
377 else {
378 print "$Lang::tr{'older'}"; }
379 print "</td>\n";
380
381 print "<td align='center' width='50%'>";
382 if ($next != -1) {
383 print "<a href='/cgi-bin/logs.cgi/showrequestfromport.dat?$next,$cgiparams{'MONTH'},$cgiparams{'DAY'},$cgiparams{port}'>$Lang::tr{'newer'}</a>"; }
384 else {
385 print "$Lang::tr{'newer'}"; }
386 print "</td>\n";
387
388 print <<END
389 </tr>
390 </table>
391 END
392 ;
393 }
394