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ovpnclients.dat: Display error when the to date is not later than the from date.
[people/pmueller/ipfire-2.x.git] / html / cgi-bin / logs.cgi / ovpnclients.dat
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1#!/usr/bin/perl
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2020 IPFire Team <info@ipfire.org> #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
21
22use strict;
23use POSIX();
24use DBI;
25
26# enable only the following on debugging purpose
27#use warnings;
28#use CGI::Carp 'fatalsToBrowser';
29
30require '/var/ipfire/general-functions.pl';
31require "${General::swroot}/lang.pl";
32require "${General::swroot}/header.pl";
33
34my %color = ();
35my %mainsettings = ();
36&General::readhash("${General::swroot}/main/settings", \%mainsettings);
37&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
38
39# Path and file of the OVPN connections database.
40my $database = "/var/ipfire/ovpn/clients.db";
41
42my %cgiparams=();
43my %logsettings=();
44my %ovpnsettings=();
45
46my $errormessage='';
47
48# Hash wich contains the month numbers and the translated names for easy access.
49my %monthhash = (
50 "1" => "$Lang::tr{'january'}",
51 "2" => "$Lang::tr{'february'}",
52 "3" => "$Lang::tr{'march'}",
53 "4" => "$Lang::tr{'april'}",
54 "5" => "$Lang::tr{'may'}",
55 "6" => "$Lang::tr{'june'}",
56 "7" => "$Lang::tr{'july'}",
57 "8" => "$Lang::tr{'august'}",
58 "9" => "$Lang::tr{'september'}",
59 "10" => "$Lang::tr{'october'}",
60 "11" => "$Lang::tr{'november'}",
61 "12" => "$Lang::tr{'december'}"
62);
63
64# Get current time.
65my ($sec,$min,$hour,$mday,$month,$year,$wday,$yday,$isdst) = localtime(time);
66
67# Adjust month, because Jan starts as month "0".
68$month = $month+1;
69
70# Adjust year number.
71$year = $year+1900;
72
73# Assign default vaules.
74$cgiparams{'FROM_DAY'} = $mday;
75$cgiparams{'FROM_MONTH'} = $month;
76$cgiparams{'FROM_YEAR'} = $year;
77$cgiparams{'TO_DAY'} = $mday;
78$cgiparams{'TO_MONTH'} = $month;
79$cgiparams{'TO_YEAR'} = $year;
80
81&Header::getcgihash(\%cgiparams);
82
83# Read-in OpenVPN settings and connections.
84&General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ovpnsettings);
85
86# Init DB Module and connect to the database.
87my $database_handle = DBI->connect("DBI:SQLite:dbname=$database", "", "", { RaiseError => 1 });
88
89# Generate datestrings for SQL queries.
90my $from_datestring = sprintf '%04d-%02d-%02d', ($cgiparams{"FROM_YEAR"}, $cgiparams{"FROM_MONTH"}, $cgiparams{"FROM_DAY"});
91my $to_datestring = sprintf '%04d-%02d-%02d', ($cgiparams{"TO_YEAR"}, $cgiparams{"TO_MONTH"}, $cgiparams{"TO_DAY"});
92
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93# Check if the to datestring is later than the from datestring.
94unless ($to_datestring ge $from_datestring) {
95 $errormessage = "$Lang::tr{'error the to date has to be later than the from date'}";
96}
97
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98my $database_query = qq(
99 SELECT
100 common_name, SUM(
101 STRFTIME('%s', (
102 CASE
103 WHEN DATETIME(COALESCE(disconnected_at, CURRENT_TIMESTAMP), 'localtime') < DATETIME('$to_datestring', 'localtime', 'start of day', '+86399 seconds')
104 THEN DATETIME(COALESCE(disconnected_at, CURRENT_TIMESTAMP), 'localtime')
105 ELSE DATETIME('$to_datestring', 'localtime', 'start of day', '+86399 seconds')
106 END
107 ), 'utc') -
108 STRFTIME('%s', (
109 CASE
110 WHEN DATETIME(connected_at, 'localtime') > DATETIME('$from_datestring', 'localtime', 'start of day')
111 THEN DATETIME(connected_at, 'localtime')
112 ELSE DATETIME('$from_datestring', 'localtime', 'start of day')
113 END
114 ), 'utc')
70e1d587 115 ) AS duration
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116 FROM sessions
117 WHERE
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118 (
119 disconnected_at IS NULL
120 OR
121 DATETIME(disconnected_at, 'localtime') > DATETIME('$from_datestring', 'localtime', 'start of day')
122 )
123 AND
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124 DATETIME(connected_at, 'localtime') < DATETIME('$to_datestring', 'localtime', 'start of day', '+86399 seconds')
125 GROUP BY common_name
70e1d587 126 ORDER BY common_name, duration DESC;
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127);
128
129if ($cgiparams{'CONNECTION_NAME'}) {
130 $database_query = qq(
1242cb01 131 SELECT common_name, DATETIME(connected_at, 'localtime'), DATETIME(disconnected_at, 'localtime'), bytes_received, bytes_sent FROM sessions
3e10b3de 132 WHERE
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133 common_name = '$cgiparams{"CONNECTION_NAME"}'
134 AND (
135 DATETIME(disconnected_at, 'localtime') > DATETIME('$from_datestring', 'localtime', 'start of day')
136 AND
137 DATETIME(connected_at, 'localtime') < DATETIME('$to_datestring', 'localtime', 'start of day', '+86399 seconds')
138 )
139 ORDER BY connected_at;
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140 );
141}
142
143# Prepare SQL statement.
144my $statement_handle = $database_handle->prepare($database_query);
145
146# Execute SQL statement and get retun value if any error happened.
147my $database_return_value = $statement_handle->execute();
148
149# If an error has been returned, assign it to the errorstring value for displaying.
150if($database_return_value < 0) {
151 $errormessage = "$DBI::errstr";
152}
153
154&Header::showhttpheaders();
155
156&Header::openpage($Lang::tr{'ovpn rw connection log'}, 1, '');
157
158&Header::openbigbox('100%', 'left', '', $errormessage);
159
160if ($errormessage) {
161 &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
162 print "<font class='base'>$errormessage&nbsp;</font>\n";
163 &Header::closebox();
164}
165
166&Header::openbox('100%', 'left', "$Lang::tr{'settings'}:");
167
168print "<form method='post' action=\"$ENV{'SCRIPT_NAME'}\">\n";
169print "<table width='100%'>\n";
170 print "<tr>\n";
171 print "<td class='base' colspan='2'><b>$Lang::tr{'from'}:</b></td>\n";
172 print "</tr>\n";
173
174 print "<tr>\n";
175 print "<td class='base'>$Lang::tr{'day'}:&nbsp\;\n";
176 &generate_select("FROM_DAY", "days");
177 print "</td>\n";
178
179 print "<td class='base'>$Lang::tr{'month'}:&nbsp\;\n";
180 &generate_select("FROM_MONTH", "months");
181 print "</td>\n";
182
183 print "<td class='base'>$Lang::tr{'year'}:&nbsp\;\n";
184 &generate_select("FROM_YEAR", "years");
185 print "</td>\n";
186 print "</tr>\n";
187
188 print "<tr><td><br></td></tr>\n";
189
190 print "<tr>\n";
191 print "<td class='base' colspan='2'><b>$Lang::tr{'to'}:</b></td>\n";
192 print "</tr>\n";
193
194 print "<tr>\n";
195 print "<td class='base'>$Lang::tr{'day'}:&nbsp\;\n";
196 &generate_select("TO_DAY", "days");
197 print "</td>\n";
198
199 print "<td class='base'>$Lang::tr{'month'}:&nbsp\;\n";
200 &generate_select("TO_MONTH", "months");
201 print "</td>\n";
202
203 print "<td class='base'>$Lang::tr{'year'}:&nbsp\;\n";
204 &generate_select("TO_YEAR", "years");
205 print "</td>\n";
206 print "</tr>\n";
207
208 print "<tr><td><br></td></tr>\n";
209
210 print "<tr>\n";
211 print "<td class='base'>$Lang::tr{'ovpn connection name'}:</td>\n";
212 print "<td class='base' colspan='2'>\n";
213
214 print "<select name='CONNECTION_NAME' size='1'>\n";
6317d55c 215 print "<option value=''>$Lang::tr{'all'}</option>\n";
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216
217 # Loop through all configured OpenVPN connections and sort them by name.
218 foreach my $key (sort { $ovpnsettings{$a}[2] cmp $ovpnsettings{$b}[2] } keys %ovpnsettings) {
219 my $connection_name = $ovpnsettings{$key}[2];
220 my $selected;
221
222 # Skip all non roadwarrior connections.
223 next unless ($ovpnsettings{"$key"}[3] eq "host");
224
225 # Check and mark the selected one.
226 if ($connection_name eq "$cgiparams{'CONNECTION_NAME'}") {
227 $selected = "selected";
228 }
229
230 print "<option value='$connection_name' $selected>$connection_name</option>\n";
231 }
232
233 print "</select>\n";
234 print "</td>\n";
235 print "</tr>\n";
236
237 print "<tr>\n";
238 print "<td width='100%' align='right' colspan='3'><input type='submit' name='ACTION' value='$Lang::tr{'update'}'></td>\n";
239 print "</tr>\n";
240print "</table>\n";
241print "</form>\n";
242
243&Header::closebox();
244
245&Header::openbox('100%', 'left', $Lang::tr{'log'});
246
247my $lines = 0;
248
249print "<table width='100%' class='tbl'>";
250
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251my $col = "bgcolor='$color{'color20'}'";
252
253 print "<tr>\n";
254 print "<td width='40%' $col><b>$Lang::tr{'ovpn connection name'}</b></td>\n";
255
256 if ($cgiparams{'CONNECTION_NAME'}) {
257 print "<td width='20%' $col><b>$Lang::tr{'connected'}</b></td>\n";
258 print "<td width='20%' $col><b>$Lang::tr{'disconnected'}</b></td>\n";
259 print "<td width='10%' $col><b>$Lang::tr{'recieved'}</b></td>\n";
260 print "<td width='10%' $col><b>$Lang::tr{'sent'}</b></td>\n";
261 } else {
262 print "<td $col><b>$Lang::tr{'total connection time'}</b>\n";
263 }
264
265 print "</tr>\n";
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266
267while(my @row = $statement_handle->fetchrow_array()) {
268 # Assign some nice to read variable names for the DB fields.
269 my $connection_name = $row[0];
270 my $connection_open_time = $row[1];
271 my $connection_close_time = $row[2];
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272 my $connection_bytes_recieved = &General::formatBytes($row[3]);
273 my $connection_bytes_sent = &General::formatBytes($row[4]);
3e10b3de 274
d5b6023c 275 # Colorize columns.
3e10b3de 276 if ($lines % 2) {
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277 $col="bgcolor='$color{'color20'}'";
278 } else {
3e10b3de 279 $col="bgcolor='$color{'color22'}'";
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280 }
281
282 print "<tr>\n";
283 print "<td width='40%' $col>$connection_name</td>\n";
284
285 if ($cgiparams{'CONNECTION_NAME'}) {
286 print "<td width='20%' $col>$connection_open_time</td>\n";
287 print "<td width='20%' $col>$connection_close_time</td>\n";
288 print "<td width='10%' $col>$connection_bytes_recieved</td>\n";
289 print "<td width='10%' $col>$connection_bytes_sent</td>\n";
3e10b3de 290 } else {
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291 # Convert total connection time into human-readable format.
292 my $total_time = &General::format_time($row[1]);
293
294 print "<td $col>$total_time</td>\n";
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295 }
296
d5b6023c 297 print "</tr>\n";
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298
299 # Increase lines count.
300 $lines++;
c7d55d7f 301}
3e10b3de 302
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303# If nothing has been fetched, the amount of lines is still zero.
304# In this case display a hint about no data.
305unless ($lines) {
306 print "<tr><td bgcolor='$color{'color22'}' colspan='5' align='center'>$Lang::tr{'no entries'}</td></tr>\n";
307}
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308
309print "</table><br>\n";
310
311&Header::closebox();
312
313# Close database connection.
314$database_handle->disconnect();
315
316&Header::closebigbox();
317
318&Header::closepage();
319
320#
321## Function for easy select generation.
322#
323sub generate_select($$) {
324 my ($name, $type) = @_;
325
326 my $start = 1;
327 my $stop;
328
329 # Adjust start and stop by the given type.
330 if ($type eq "days") {
331 $stop = 31;
332 } elsif ($type eq "months") {
333 $stop = 12;
334 } elsif ($type = "years") {
335 $stop = $year;
336 $start = $stop - 10;
337 }
338
339 # Print select HTML tag.
340 print "<select name='$name' size='1'>\n";
341
342 # Loop through the range.
343 for ( my $i = $start; $i <= $stop; $i++) {
344 print "\t<option ";
345
346 # Check and select the current processed item.
347 if ($i == $cgiparams{$name}) {
348 print 'selected="selected" ';
349 }
350
351 # Check if months are processed and display the corresponding names.
352 if ($type eq "months") {
353 print "value='$i'>$monthhash{$i}</option>\n";
354 } else {
355 print "value='$i'>$i</option>\n";
356 }
357 }
358
359 # Close select HTML tag.
360 print "</select>\n\n";
361}