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ac1cfefa MT |
1 | # SmoothWall CGIs |
2 | # | |
3 | # This code is distributed under the terms of the GPL | |
4 | # | |
5 | # (c) The SmoothWall Team | |
6 | # Copyright (C) 2002 Alex Hudson - getcgihash() rewrite | |
7 | # Copyright (C) 2002 Bob Grant <bob@cache.ucr.edu> - validmac() | |
8 | # Copyright (c) 2002/04/13 Steve Bootes - add alias section, helper functions | |
9 | # Copyright (c) 2002/08/23 Mark Wormgoor <mark@wormgoor.com> validfqdn() | |
10 | # Copyright (c) 2003/09/11 Darren Critchley <darrenc@telus.net> srtarray() | |
11 | # | |
12 | # $Id: general-functions.pl,v 1.1.2.26 2006/01/04 16:33:55 franck78 Exp $ | |
13 | # | |
14 | ||
15 | package General; | |
16 | ||
17 | use strict; | |
18 | use Socket; | |
19 | use IO::Socket; | |
b013822b | 20 | use Locale::Codes::Country; |
c545beb1 | 21 | use Net::SSLeay; |
8c877a82 | 22 | use Net::IPv4Addr qw(:all); |
ac1cfefa MT |
23 | $|=1; # line buffering |
24 | ||
776a1761 MT |
25 | $General::version = 'VERSION'; |
26 | $General::swroot = 'CONFIG_ROOT'; | |
ac1cfefa | 27 | $General::noipprefix = 'noipg-'; |
c545beb1 | 28 | $General::adminmanualurl = 'http://wiki.ipfire.org'; |
ac1cfefa | 29 | |
4e9a2b57 MT |
30 | require "${General::swroot}/network-functions.pl"; |
31 | ||
c545beb1 MT |
32 | # |
33 | # log ("message") use default 'ipcop' tag | |
34 | # log ("tag","message") use your tag | |
35 | # | |
ac1cfefa MT |
36 | sub log |
37 | { | |
c545beb1 MT |
38 | my $tag='ipfire'; |
39 | $tag = shift if (@_>1); | |
ac1cfefa MT |
40 | my $logmessage = $_[0]; |
41 | $logmessage =~ /([\w\W]*)/; | |
42 | $logmessage = $1; | |
77007ce5 | 43 | system('logger', '-t', $tag, $logmessage); |
ac1cfefa | 44 | } |
111c99dd MT |
45 | sub setup_default_networks |
46 | { | |
47 | my %netsettings=(); | |
48 | my $defaultNetworks = shift; | |
49 | ||
50 | &readhash("/var/ipfire/ethernet/settings", \%netsettings); | |
51 | ||
52 | # Get current defined networks (Red, Green, Blue, Orange) | |
53 | $defaultNetworks->{$Lang::tr{'fwhost any'}}{'IPT'} = "0.0.0.0/0.0.0.0"; | |
54 | $defaultNetworks->{$Lang::tr{'fwhost any'}}{'NAME'} = "ALL"; | |
55 | ||
56 | $defaultNetworks->{$Lang::tr{'green'}}{'IPT'} = "$netsettings{'GREEN_NETADDRESS'}/$netsettings{'GREEN_NETMASK'}"; | |
68f6312a | 57 | $defaultNetworks->{$Lang::tr{'green'}}{'NET'} = "$netsettings{'GREEN_ADDRESS'}"; |
111c99dd MT |
58 | $defaultNetworks->{$Lang::tr{'green'}}{'NAME'} = "GREEN"; |
59 | ||
b9648e58 | 60 | if ($netsettings{'RED_DEV'} ne ''){ |
223d3b1d | 61 | $defaultNetworks->{$Lang::tr{'fwdfw red'}}{'IPT'} = "$netsettings{'RED_NETADDRESS'}/$netsettings{'RED_NETMASK'}"; |
68f6312a | 62 | $defaultNetworks->{$Lang::tr{'fwdfw red'}}{'NET'} = "$netsettings{'RED_ADDRESS'}"; |
223d3b1d | 63 | $defaultNetworks->{$Lang::tr{'fwdfw red'}}{'NAME'} = "RED"; |
b9648e58 | 64 | } |
111c99dd MT |
65 | if ($netsettings{'ORANGE_DEV'} ne ''){ |
66 | $defaultNetworks->{$Lang::tr{'orange'}}{'IPT'} = "$netsettings{'ORANGE_NETADDRESS'}/$netsettings{'ORANGE_NETMASK'}"; | |
68f6312a | 67 | $defaultNetworks->{$Lang::tr{'orange'}}{'NET'} = "$netsettings{'ORANGE_ADDRESS'}"; |
111c99dd MT |
68 | $defaultNetworks->{$Lang::tr{'orange'}}{'NAME'} = "ORANGE"; |
69 | } | |
70 | ||
71 | if ($netsettings{'BLUE_DEV'} ne ''){ | |
72 | $defaultNetworks->{$Lang::tr{'blue'}}{'IPT'} = "$netsettings{'BLUE_NETADDRESS'}/$netsettings{'BLUE_NETMASK'}"; | |
68f6312a | 73 | $defaultNetworks->{$Lang::tr{'blue'}}{'NET'} = "$netsettings{'BLUE_ADDRESS'}"; |
111c99dd MT |
74 | $defaultNetworks->{$Lang::tr{'blue'}}{'NAME'} = "BLUE"; |
75 | } | |
c7043621 AM |
76 | |
77 | #IPFire himself | |
78 | $defaultNetworks->{'IPFire'}{'NAME'} = "IPFire"; | |
111c99dd MT |
79 | |
80 | # OpenVPN | |
81 | if(-e "${General::swroot}/ovpn/settings") | |
82 | { | |
83 | my %ovpnSettings = (); | |
84 | &readhash("${General::swroot}/ovpn/settings", \%ovpnSettings); | |
85 | ||
86 | # OpenVPN on Red? | |
87 | if(defined($ovpnSettings{'DOVPN_SUBNET'})) | |
88 | { | |
89 | my ($ip,$sub) = split(/\//,$ovpnSettings{'DOVPN_SUBNET'}); | |
90 | $sub=&General::iporsubtocidr($sub); | |
91 | my @tempovpnsubnet = split("\/", $ovpnSettings{'DOVPN_SUBNET'}); | |
1a8fde0e AM |
92 | $defaultNetworks->{'OpenVPN ' ."($ip/$sub)"}{'ADR'} = $tempovpnsubnet[0]; |
93 | $defaultNetworks->{'OpenVPN ' ."($ip/$sub)"}{'NAME'} = "OpenVPN-Dyn"; | |
111c99dd MT |
94 | } |
95 | } # end OpenVPN | |
96 | # IPsec RW NET | |
97 | if(-e "${General::swroot}/vpn/settings") | |
98 | { | |
99 | my %ipsecsettings = (); | |
100 | &readhash("${General::swroot}/vpn/settings", \%ipsecsettings); | |
101 | if($ipsecsettings{'RW_NET'} ne '') | |
102 | { | |
103 | my ($ip,$sub) = split(/\//,$ipsecsettings{'RW_NET'}); | |
104 | $sub=&General::iporsubtocidr($sub); | |
105 | my @tempipsecsubnet = split("\/", $ipsecsettings{'RW_NET'}); | |
6ee90535 AM |
106 | $defaultNetworks->{'IPsec RW (' .$ip."/".$sub.")"}{'ADR'} = $tempipsecsubnet[0]; |
107 | $defaultNetworks->{'IPsec RW (' .$ip."/".$sub.")"}{'NAME'} = "IPsec RW"; | |
108 | $defaultNetworks->{'IPsec RW (' .$ip."/".$sub.")"}{'NET'} = &getnextip($ip); | |
111c99dd MT |
109 | } |
110 | } | |
111c99dd MT |
111 | } |
112 | sub get_aliases | |
113 | { | |
114 | ||
115 | my $defaultNetworks = shift; | |
116 | open(FILE, "${General::swroot}/ethernet/aliases") or die 'Unable to open aliases file.'; | |
117 | my @current = <FILE>; | |
118 | close(FILE); | |
119 | my $ctr = 0; | |
120 | foreach my $line (@current) | |
121 | { | |
122 | if ($line ne ''){ | |
123 | chomp($line); | |
124 | my @temp = split(/\,/,$line); | |
125 | if ($temp[2] eq '') { | |
126 | $temp[2] = "Alias $ctr : $temp[0]"; | |
127 | } | |
128 | $defaultNetworks->{$temp[2]}{'IPT'} = "$temp[0]"; | |
68f6312a | 129 | $defaultNetworks->{$temp[2]}{'NET'} = "$temp[0]"; |
111c99dd MT |
130 | |
131 | $ctr++; | |
132 | } | |
133 | } | |
134 | } | |
ac1cfefa MT |
135 | |
136 | sub readhash | |
137 | { | |
138 | my $filename = $_[0]; | |
139 | my $hash = $_[1]; | |
140 | my ($var, $val); | |
141 | ||
142 | ||
143 | # Some ipcop code expects that readhash 'complete' the hash if new entries | |
144 | # are presents. Not clear it !!! | |
145 | #%$hash = (); | |
146 | ||
147 | open(FILE, $filename) or die "Unable to read file $filename"; | |
148 | ||
149 | while (<FILE>) | |
150 | { | |
151 | chop; | |
9f5247f6 SS |
152 | |
153 | # Skip comments. | |
154 | next if ($_ =~ /\#/); | |
155 | ||
ac1cfefa MT |
156 | ($var, $val) = split /=/, $_, 2; |
157 | if ($var) | |
158 | { | |
159 | $val =~ s/^\'//g; | |
160 | $val =~ s/\'$//g; | |
161 | ||
162 | # Untaint variables read from hash | |
77007ce5 MT |
163 | # trim space from begin and end |
164 | $var =~ s/^\s+//; | |
165 | $var =~ s/\s+$//; | |
166 | $var =~ /([A-Za-z0-9_-]*)/; | |
167 | $var = $1; | |
168 | $val =~ /([\w\W]*)/; | |
169 | $val = $1; | |
ac1cfefa MT |
170 | $hash->{$var} = $val; |
171 | } | |
172 | } | |
173 | close FILE; | |
174 | } | |
175 | ||
176 | ||
177 | sub writehash | |
178 | { | |
179 | my $filename = $_[0]; | |
180 | my $hash = $_[1]; | |
181 | my ($var, $val); | |
182 | ||
183 | # write cgi vars to the file. | |
184 | open(FILE, ">${filename}") or die "Unable to write file $filename"; | |
185 | flock FILE, 2; | |
186 | foreach $var (keys %$hash) | |
187 | { | |
ad60e3ea | 188 | if ( $var eq "__CGI__"){next;} |
ac1cfefa MT |
189 | $val = $hash->{$var}; |
190 | # Darren Critchley Jan 17, 2003 added the following because when submitting with a graphic, the x and y | |
191 | # location of the mouse are submitted as well, this was being written to the settings file causing | |
192 | # some serious grief! This skips the variable.x and variable.y | |
193 | if (!($var =~ /(.x|.y)$/)) { | |
194 | if ($val =~ / /) { | |
195 | $val = "\'$val\'"; } | |
196 | if (!($var =~ /^ACTION/)) { | |
197 | print FILE "${var}=${val}\n"; } | |
198 | } | |
199 | } | |
200 | close FILE; | |
201 | } | |
202 | ||
90c2e164 CS |
203 | sub writehashpart |
204 | { | |
205 | # This function replaces the given hash in the original hash by keeping the old | |
206 | # content and just replacing the new content | |
207 | ||
208 | my $filename = $_[0]; | |
209 | my $newhash = $_[1]; | |
210 | my %oldhash; | |
211 | my ($var, $val); | |
212 | ||
213 | readhash("${filename}", \%oldhash); | |
214 | ||
215 | foreach $var (keys %$newhash){ | |
216 | $oldhash{$var}=$newhash->{$var}; | |
217 | } | |
218 | ||
219 | # write cgi vars to the file. | |
220 | open(FILE, ">${filename}") or die "Unable to write file $filename"; | |
221 | flock FILE, 2; | |
222 | foreach $var (keys %oldhash) | |
223 | { | |
224 | if ( $var eq "__CGI__"){next;} | |
225 | $val = $oldhash{$var}; | |
226 | # Darren Critchley Jan 17, 2003 added the following because when submitting with a graphic, the x and y | |
227 | # location of the mouse are submitted as well, this was being written to the settings file causing | |
228 | # some serious grief! This skips the variable.x and variable.y | |
229 | if (!($var =~ /(.x|.y)$/)) { | |
230 | if ($val =~ / /) { | |
231 | $val = "\'$val\'"; } | |
232 | if (!($var =~ /^ACTION/)) { | |
233 | print FILE "${var}=${val}\n"; } | |
234 | } | |
235 | } | |
236 | close FILE; | |
237 | } | |
ac1cfefa | 238 | |
1dc44471 | 239 | sub age { |
ac1cfefa | 240 | my ($dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size, |
1dc44471 | 241 | $atime, $mtime, $ctime, $blksize, $blocks) = stat $_[0]; |
a0b271e4 MT |
242 | my $t = time() - $mtime; |
243 | ||
244 | return &format_time($t); | |
245 | } | |
246 | ||
247 | sub format_time($) { | |
248 | my $totalsecs = shift; | |
1dc44471 | 249 | my @s = (); |
ac1cfefa | 250 | |
ac1cfefa | 251 | my $secs = $totalsecs % 60; |
1dc44471 MT |
252 | $totalsecs /= 60; |
253 | if ($secs > 0) { | |
254 | push(@s, "${secs}s"); | |
3687a2e2 JIW |
255 | } |
256 | ||
1dc44471 MT |
257 | my $min = $totalsecs % 60; |
258 | $totalsecs /= 60; | |
259 | if ($min > 0) { | |
260 | push(@s, "${min}m"); | |
3687a2e2 JIW |
261 | } |
262 | ||
1dc44471 MT |
263 | my $hrs = $totalsecs % 24; |
264 | $totalsecs /= 24; | |
265 | if ($hrs > 0) { | |
266 | push(@s, "${hrs}h"); | |
3687a2e2 JIW |
267 | } |
268 | ||
1dc44471 MT |
269 | my $days = int($totalsecs); |
270 | if ($days > 0) { | |
271 | push(@s, "${days}d"); | |
3687a2e2 | 272 | } |
3687a2e2 | 273 | |
1dc44471 | 274 | return join(" ", reverse(@s)); |
ac1cfefa MT |
275 | } |
276 | ||
277 | sub validip | |
278 | { | |
279 | my $ip = $_[0]; | |
280 | ||
281 | if (!($ip =~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/)) { | |
282 | return 0; } | |
283 | else | |
284 | { | |
285 | my @octets = ($1, $2, $3, $4); | |
286 | foreach $_ (@octets) | |
287 | { | |
288 | if (/^0./) { | |
289 | return 0; } | |
290 | if ($_ < 0 || $_ > 255) { | |
291 | return 0; } | |
292 | } | |
293 | return 1; | |
294 | } | |
295 | } | |
296 | ||
4e9a2b57 MT |
297 | sub validmask { |
298 | my $mask = shift; | |
ac1cfefa | 299 | |
c1420324 | 300 | return &Network::check_netmask($mask) || &Network::check_prefix($mask); |
ac1cfefa MT |
301 | } |
302 | ||
303 | sub validipormask | |
304 | { | |
305 | my $ipormask = $_[0]; | |
306 | ||
307 | # see if it is a IP only. | |
308 | if (&validip($ipormask)) { | |
309 | return 1; } | |
310 | # split it into number and mask. | |
311 | if (!($ipormask =~ /^(.*?)\/(.*?)$/)) { | |
312 | return 0; } | |
313 | my $ip = $1; | |
314 | my $mask = $2; | |
315 | # first part not a ip? | |
316 | if (!(&validip($ip))) { | |
317 | return 0; } | |
318 | return &validmask($mask); | |
319 | } | |
320 | ||
4e9a2b57 MT |
321 | sub subtocidr { |
322 | return &Network::convert_netmask2prefix(shift); | |
8c877a82 | 323 | } |
ac1cfefa | 324 | |
4e9a2b57 MT |
325 | sub cidrtosub { |
326 | return &Network::convert_prefix2netmask(shift); | |
8c877a82 AM |
327 | } |
328 | ||
329 | sub iporsubtodec | |
330 | { | |
331 | #Gets: Ip address or subnetmask in decimal oder CIDR | |
332 | #Gives: What it gets only in CIDR format | |
333 | my $subnet=$_[0]; | |
334 | my $net; | |
335 | my $mask; | |
336 | my $full=0; | |
337 | if ($subnet =~ /^(.*?)\/(.*?)$/) { | |
338 | ($net,$mask) = split (/\//,$subnet); | |
339 | $full=1; | |
340 | return "$subnet"; | |
341 | }else{ | |
342 | $mask=$subnet; | |
343 | } | |
344 | #Subnet already in decimal and valid? | |
345 | if ($mask=~/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ &&(($1<=255 && $2<=$1 && $3<=$2 && $4<=$3 ))) { | |
7490b22e | 346 | for (my $i=0;$i<=32;$i++){ |
8c877a82 AM |
347 | if (&General::cidrtosub($i) eq $mask){ |
348 | if ($full == 0){return $mask;}else{ | |
349 | return $net."/".$mask; | |
350 | } | |
351 | } | |
352 | } | |
353 | } | |
354 | #Subnet in binary format? | |
7490b22e | 355 | if ($mask=~/^(\d{1,2})$/ && (($1<=32 && $1>=0))){ |
8c877a82 AM |
356 | if($full == 0){ return &General::cidrtosub($mask);}else{ |
357 | return $net."/".&General::cidrtosub($mask); | |
358 | } | |
359 | }else{ | |
360 | return 3; | |
361 | } | |
362 | return 3; | |
363 | } | |
364 | ||
365 | ||
366 | sub iporsubtocidr | |
367 | { | |
368 | #gets: Ip Address or subnetmask in decimal oder CIDR | |
369 | #Gives: What it gets only in CIDR format | |
370 | my $subnet=$_[0]; | |
371 | my $net; | |
372 | my $mask; | |
373 | my $full=0; | |
374 | if ($subnet =~ /^(.*?)\/(.*?)$/) { | |
375 | ($net,$mask) = split (/\//,$subnet); | |
376 | $full=1; | |
377 | }else{ | |
378 | $mask=$subnet; | |
379 | } | |
380 | #Subnet in decimal and valid? | |
381 | if ($mask=~/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ &&(($1<=255 && $2<=$1 && $3<=$2 && $4<=$3 ))) { | |
7490b22e | 382 | for (my $i=0;$i<=32;$i++){ |
8c877a82 AM |
383 | if (&General::cidrtosub($i) eq $mask){ |
384 | if ($full == 0){return &General::subtocidr($mask);}else{ | |
385 | return $net."/".&General::subtocidr($mask); | |
386 | } | |
387 | } | |
388 | } | |
389 | } | |
390 | #Subnet already in binary format? | |
7490b22e | 391 | if ($mask=~/^(\d{1,2})$/ && (($1<=32 && $1>=0))){ |
8c877a82 AM |
392 | if($full == 0){ return $mask;}else{ |
393 | return $net."/".$mask; | |
394 | } | |
395 | }else{ | |
396 | return 3; | |
397 | } | |
398 | return 3; | |
399 | } | |
400 | ||
4e9a2b57 | 401 | sub getnetworkip { |
da05e076 | 402 | my $arg = join("/", @_); |
6a2a62cf MT |
403 | |
404 | return &Network::get_netaddress($arg); | |
8c877a82 AM |
405 | } |
406 | ||
407 | sub getccdbc | |
408 | { | |
409 | #Gets: IP in Form ("192.168.0.0/24") | |
410 | #Gives: Broadcastaddress of network | |
411 | my $ccdnet=$_; | |
412 | my ($ccdip,$ccdsubnet) = split "/",$ccdnet; | |
413 | my $ip_address_binary = inet_aton( $ccdip ); | |
414 | my $netmask_binary = ~pack("N", (2**(32-$ccdsubnet))-1); | |
415 | my $broadcast_address = inet_ntoa( $ip_address_binary | ~$netmask_binary ); | |
416 | return $broadcast_address; | |
417 | } | |
e81be1e1 | 418 | |
4e9a2b57 MT |
419 | sub ip2dec { |
420 | return &Network::ip2bin(shift); | |
8c877a82 | 421 | } |
e81be1e1 | 422 | |
4e9a2b57 MT |
423 | sub dec2ip { |
424 | return &Network::bin2ip(shift); | |
425 | } | |
426 | ||
427 | sub getnextip { | |
428 | return &Network::find_next_ip_address(shift, 4); | |
429 | } | |
430 | ||
431 | sub getlastip { | |
432 | return &Network::find_next_ip_address(shift, -1); | |
8c877a82 AM |
433 | } |
434 | ||
435 | sub validipandmask | |
436 | { | |
437 | #Gets: Ip address in 192.168.0.0/24 or 192.168.0.0/255.255.255.0 and checks if subnet valid | |
438 | #Gives: True bzw 0 if success or false | |
439 | my $ccdnet=$_[0]; | |
440 | my $subcidr; | |
441 | ||
442 | if (!($ccdnet =~ /^(.*?)\/(.*?)$/)) { | |
443 | return 0; | |
444 | } | |
445 | my ($ccdip,$ccdsubnet)=split (/\//, $ccdnet); | |
446 | #IP valid? | |
447 | if ($ccdip=~/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ &&(($1>0 && $1<=255 && $2>=0 && $2<=255 && $3>=0 && $3<=255 && $4<=255 ))) { | |
448 | #Subnet in decimal and valid? | |
449 | if ($ccdsubnet=~/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ &&(($1<=255 && $2<=$1 && $3<=$2 && $4<=$3 ))) { | |
7490b22e | 450 | for (my $i=0;$i<=32;$i++){ |
8c877a82 AM |
451 | if (&General::cidrtosub($i) eq $ccdsubnet){ |
452 | return 1; | |
453 | } | |
7490b22e | 454 | } |
8c877a82 | 455 | #Subnet already in binary format? |
7490b22e | 456 | }elsif ($ccdsubnet=~/^(\d{1,2})$/ && (($1<=32 && $1>=0))){ |
8c877a82 AM |
457 | return 1; |
458 | }else{ | |
459 | return 0; | |
460 | } | |
461 | ||
462 | } | |
463 | return 0; | |
ac1cfefa MT |
464 | } |
465 | ||
e2429e8d AM |
466 | sub checksubnets |
467 | { | |
4d81e0f3 AM |
468 | my %ccdconfhash=(); |
469 | my %ovpnconfhash=(); | |
470 | my %vpnconf=(); | |
471 | my %ipsecconf=(); | |
472 | my %ownnet=(); | |
473 | my %ovpnconf=(); | |
474 | my @ccdconf=(); | |
475 | my $ccdname=$_[0]; | |
476 | my $ccdnet=$_[1]; | |
477 | my $ownnet=$_[2]; | |
b7ab17ad | 478 | my $checktype=$_[3]; |
e2429e8d AM |
479 | my $errormessage; |
480 | my ($ip,$cidr)=split(/\//,$ccdnet); | |
481 | $cidr=&iporsubtocidr($cidr); | |
4d81e0f3 | 482 | |
e2429e8d | 483 | #get OVPN-Subnet (dynamic range) |
e2429e8d AM |
484 | &readhash("${General::swroot}/ovpn/settings", \%ovpnconf); |
485 | my ($ovpnip,$ovpncidr)= split (/\//,$ovpnconf{'DOVPN_SUBNET'}); | |
486 | $ovpncidr=&iporsubtocidr($ovpncidr); | |
4d81e0f3 | 487 | |
e2429e8d AM |
488 | #check if we try to use same network as ovpn server |
489 | if ("$ip/$cidr" eq "$ovpnip/$ovpncidr") { | |
490 | $errormessage=$errormessage.$Lang::tr{'ccd err isovpnnet'}."<br>"; | |
491 | return $errormessage; | |
492 | } | |
4d81e0f3 AM |
493 | |
494 | #check if we try to use same network as another ovpn N2N | |
495 | if($ownnet ne 'ovpn'){ | |
496 | &readhasharray("${General::swroot}/ovpn/ovpnconfig", \%ovpnconfhash); | |
497 | foreach my $key (keys %ovpnconfhash) { | |
498 | if ($ovpnconfhash{$key}[3] eq 'net'){ | |
499 | my @ovpnnet=split (/\//,$ovpnconfhash{$key}[11]); | |
500 | if (&IpInSubnet($ip,$ovpnnet[0],&iporsubtodec($ovpnnet[1]))){ | |
501 | $errormessage=$errormessage.$Lang::tr{'ccd err isovpnn2n'}." $ovpnconfhash{$key}[1] <br>"; | |
502 | return $errormessage; | |
503 | } | |
504 | } | |
505 | } | |
506 | } | |
507 | ||
508 | #check if we use a network-name/subnet (static-ovpn) that already exists | |
e2429e8d AM |
509 | &readhasharray("${General::swroot}/ovpn/ccd.conf", \%ccdconfhash); |
510 | foreach my $key (keys %ccdconfhash) { | |
511 | @ccdconf=split(/\//,$ccdconfhash{$key}[1]); | |
512 | if ($ccdname eq $ccdconfhash{$key}[0]) | |
513 | { | |
514 | $errormessage=$errormessage.$Lang::tr{'ccd err nameexist'}."<br>"; | |
515 | return $errormessage; | |
516 | } | |
517 | my ($newip,$newsub) = split(/\//,$ccdnet); | |
518 | if (&IpInSubnet($newip,$ccdconf[0],&iporsubtodec($ccdconf[1]))) | |
519 | { | |
4d81e0f3 | 520 | $errormessage=$errormessage.$Lang::tr{'ccd err issubnet'}." $ccdconfhash{$key}[0]<br>"; |
e2429e8d AM |
521 | return $errormessage; |
522 | } | |
e2429e8d | 523 | } |
4d81e0f3 | 524 | |
e2429e8d | 525 | #check if we use a ipsec right network which is already defined |
4d81e0f3 AM |
526 | if($ownnet ne 'ipsec'){ |
527 | &General::readhasharray("${General::swroot}/vpn/config", \%ipsecconf); | |
528 | foreach my $key (keys %ipsecconf){ | |
529 | if ($ipsecconf{$key}[11] ne ''){ | |
ecc9c73b HG |
530 | foreach my $ipsecsubitem (split(/\|/, $ipsecconf{$key}[11])) { |
531 | my ($ipsecip,$ipsecsub) = split (/\//, $ipsecconf{$key}[11]); | |
532 | $ipsecsub=&iporsubtodec($ipsecsub); | |
533 | if($ipsecconf{$key}[1] ne $ccdname){ | |
534 | if ( &IpInSubnet ($ip,$ipsecip,$ipsecsub) ){ | |
535 | $errormessage=$Lang::tr{'ccd err isipsecnet'}." Name: $ipsecconf{$key}[1]"; | |
536 | return $errormessage; | |
537 | } | |
4d81e0f3 | 538 | } |
f7e3d208 | 539 | } |
e2429e8d AM |
540 | } |
541 | } | |
542 | } | |
4d81e0f3 AM |
543 | |
544 | #check if we use the ipsec RW Network (if defined) | |
545 | &readhash("${General::swroot}/vpn/settings", \%vpnconf); | |
546 | if ($vpnconf{'RW_NET'} ne ''){ | |
547 | my ($ipsecrwnet,$ipsecrwsub)=split (/\//, $vpnconf{'RW_NET'}); | |
548 | if (&IpInSubnet($ip,$ipsecrwnet,&iporsubtodec($ipsecrwsub))) | |
549 | { | |
550 | $errormessage=$errormessage.$Lang::tr{'ccd err isipsecrw'}."<br>"; | |
551 | return $errormessage; | |
552 | } | |
553 | } | |
4f857eea AM |
554 | |
555 | #call check_net_internal | |
b7ab17ad AM |
556 | if ($checktype eq "exact") |
557 | { | |
558 | &General::check_net_internal_exact($ccdnet); | |
559 | }else{ | |
560 | &General::check_net_internal_range($ccdnet); | |
561 | } | |
e2429e8d AM |
562 | } |
563 | ||
b7ab17ad | 564 | sub check_net_internal_range{ |
29f238b2 AM |
565 | my $network=shift; |
566 | my ($ip,$cidr)=split(/\//,$network); | |
567 | my %ownnet=(); | |
568 | my $errormessage; | |
569 | $cidr=&iporsubtocidr($cidr); | |
570 | #check if we use one of ipfire's networks (green,orange,blue) | |
571 | &readhash("${General::swroot}/ethernet/settings", \%ownnet); | |
65c3b7c9 MT |
572 | if (($ownnet{'GREEN_NETADDRESS'} ne '' && $ownnet{'GREEN_NETADDRESS'} ne '0.0.0.0') && &IpInSubnet($ip,$ownnet{'GREEN_NETADDRESS'},&iporsubtodec($ownnet{'GREEN_NETMASK'}))){ $errormessage=$Lang::tr{'ccd err green'};return $errormessage;} |
573 | if (($ownnet{'ORANGE_NETADDRESS'} ne '' && $ownnet{'ORANGE_NETADDRESS'} ne '0.0.0.0') && &IpInSubnet($ip,$ownnet{'ORANGE_NETADDRESS'},&iporsubtodec($ownnet{'ORANGE_NETMASK'}))){ $errormessage=$Lang::tr{'ccd err orange'};return $errormessage;} | |
574 | if (($ownnet{'BLUE_NETADDRESS'} ne '' && $ownnet{'BLUE_NETADDRESS'} ne '0.0.0.0') && &IpInSubnet($ip,$ownnet{'BLUE_NETADDRESS'},&iporsubtodec($ownnet{'BLUE_NETMASK'}))){ $errormessage=$Lang::tr{'ccd err blue'};return $errormessage;} | |
575 | if (($ownnet{'RED_NETADDRESS'} ne '' && $ownnet{'RED_NETADDRESS'} ne '0.0.0.0') && &IpInSubnet($ip,$ownnet{'RED_NETADDRESS'},&iporsubtodec($ownnet{'RED_NETMASK'}))){ $errormessage=$Lang::tr{'ccd err red'};return $errormessage;} | |
b7ab17ad AM |
576 | } |
577 | ||
578 | sub check_net_internal_exact{ | |
579 | my $network=shift; | |
580 | my ($ip,$cidr)=split(/\//,$network); | |
581 | my %ownnet=(); | |
582 | my $errormessage; | |
583 | $cidr=&iporsubtocidr($cidr); | |
584 | #check if we use one of ipfire's networks (green,orange,blue) | |
585 | &readhash("${General::swroot}/ethernet/settings", \%ownnet); | |
586 | if (($ownnet{'GREEN_NETADDRESS'} ne '' && $ownnet{'GREEN_NETADDRESS'} ne '0.0.0.0') && &Network::network_equal("$ownnet{'GREEN_NETADDRESS'}/$ownnet{'GREEN_NETMASK'}", $network)){ $errormessage=$Lang::tr{'ccd err green'};return $errormessage;} | |
587 | if (($ownnet{'ORANGE_NETADDRESS'} ne '' && $ownnet{'ORANGE_NETADDRESS'} ne '0.0.0.0') && &Network::network_equal("$ownnet{'ORANGE_NETADDRESS'}/$ownnet{'ORANGE_NETMASK'}", $network)){ $errormessage=$Lang::tr{'ccd err orange'};return $errormessage;} | |
588 | if (($ownnet{'BLUE_NETADDRESS'} ne '' && $ownnet{'BLUE_NETADDRESS'} ne '0.0.0.0') && &Network::network_equal("$ownnet{'BLUE_NETADDRESS'}/$ownnet{'BLUE_NETMASK'}", $network)){ $errormessage=$Lang::tr{'ccd err blue'};return $errormessage;} | |
589 | if (($ownnet{'RED_NETADDRESS'} ne '' && $ownnet{'RED_NETADDRESS'} ne '0.0.0.0') && &Network::network_equal("$ownnet{'RED_NETADDRESS'}/$ownnet{'RED_NETMASK'}", $network)){ $errormessage=$Lang::tr{'ccd err red'};return $errormessage;} | |
29f238b2 | 590 | } |
e2429e8d | 591 | |
ac1cfefa MT |
592 | sub validport |
593 | { | |
594 | $_ = $_[0]; | |
595 | ||
596 | if (!/^\d+$/) { | |
597 | return 0; } | |
598 | if (/^0./) { | |
599 | return 0; } | |
600 | if ($_ >= 1 && $_ <= 65535) { | |
601 | return 1; } | |
602 | return 0; | |
603 | } | |
604 | ||
d30ea451 CS |
605 | sub validproxyport |
606 | { | |
607 | $_ = $_[0]; | |
608 | ||
609 | if (!/^\d+$/) { | |
610 | return 0; } | |
611 | if (/^0./) { | |
612 | return 0; } | |
613 | if ($_ == 53 || $_ == 222 || $_ == 444 || $_ == 81 ) { | |
614 | return 0; } | |
615 | elsif ($_ >= 1 && $_ <= 65535) { | |
616 | return 1; } | |
617 | return 0; | |
618 | } | |
619 | ||
ac1cfefa MT |
620 | sub validmac |
621 | { | |
622 | my $checkmac = $_[0]; | |
623 | my $ot = '[0-9a-f]{2}'; # 2 Hex digits (one octet) | |
624 | if ($checkmac !~ /^$ot:$ot:$ot:$ot:$ot:$ot$/i) | |
625 | { | |
626 | return 0; | |
627 | } | |
628 | return 1; | |
629 | } | |
630 | ||
631 | sub validhostname | |
632 | { | |
633 | # Checks a hostname against RFC1035 | |
634 | my $hostname = $_[0]; | |
635 | ||
636 | # Each part should be at least two characters in length | |
637 | # but no more than 63 characters | |
638 | if (length ($hostname) < 1 || length ($hostname) > 63) { | |
639 | return 0;} | |
640 | # Only valid characters are a-z, A-Z, 0-9 and - | |
8c877a82 | 641 | if ($hostname !~ /^[a-zA-Z0-9-\s]*$/) { |
ac1cfefa MT |
642 | return 0;} |
643 | # First character can only be a letter or a digit | |
644 | if (substr ($hostname, 0, 1) !~ /^[a-zA-Z0-9]*$/) { | |
645 | return 0;} | |
646 | # Last character can only be a letter or a digit | |
647 | if (substr ($hostname, -1, 1) !~ /^[a-zA-Z0-9]*$/) { | |
648 | return 0;} | |
649 | return 1; | |
650 | } | |
651 | ||
652 | sub validdomainname | |
653 | { | |
654 | my $part; | |
655 | ||
656 | # Checks a domain name against RFC1035 | |
657 | my $domainname = $_[0]; | |
658 | my @parts = split (/\./, $domainname); # Split hostname at the '.' | |
659 | ||
660 | foreach $part (@parts) { | |
8ed77b03 AG |
661 | # Each part should be no more than 63 characters in length |
662 | if (length ($part) < 1 || length ($part) > 63) { | |
ac1cfefa | 663 | return 0;} |
03306ff6 MT |
664 | # Only valid characters are a-z, A-Z, 0-9, _ and - |
665 | if ($part !~ /^[a-zA-Z0-9_-]*$/) { | |
666 | return 0; | |
667 | } | |
ac1cfefa MT |
668 | } |
669 | return 1; | |
670 | } | |
671 | ||
672 | sub validfqdn | |
673 | { | |
674 | my $part; | |
675 | ||
676 | # Checks a fully qualified domain name against RFC1035 | |
677 | my $fqdn = $_[0]; | |
678 | my @parts = split (/\./, $fqdn); # Split hostname at the '.' | |
679 | if (scalar(@parts) < 2) { # At least two parts should | |
680 | return 0;} # exist in a FQDN | |
b00797e2 | 681 | # (i.e.hostname.domain) |
ac1cfefa MT |
682 | foreach $part (@parts) { |
683 | # Each part should be at least one character in length | |
684 | # but no more than 63 characters | |
685 | if (length ($part) < 1 || length ($part) > 63) { | |
686 | return 0;} | |
687 | # Only valid characters are a-z, A-Z, 0-9 and - | |
688 | if ($part !~ /^[a-zA-Z0-9-]*$/) { | |
689 | return 0;} | |
690 | # First character can only be a letter or a digit | |
691 | if (substr ($part, 0, 1) !~ /^[a-zA-Z0-9]*$/) { | |
692 | return 0;} | |
693 | # Last character can only be a letter or a digit | |
694 | if (substr ($part, -1, 1) !~ /^[a-zA-Z0-9]*$/) { | |
695 | return 0;} | |
696 | } | |
697 | return 1; | |
698 | } | |
699 | ||
700 | sub validportrange # used to check a port range | |
701 | { | |
702 | my $port = $_[0]; # port values | |
703 | $port =~ tr/-/:/; # replace all - with colons just in case someone used - | |
704 | my $srcdst = $_[1]; # is it a source or destination port | |
705 | ||
706 | if (!($port =~ /^(\d+)\:(\d+)$/)) { | |
707 | ||
708 | if (!(&validport($port))) { | |
709 | if ($srcdst eq 'src'){ | |
710 | return $Lang::tr{'source port numbers'}; | |
711 | } else { | |
712 | return $Lang::tr{'destination port numbers'}; | |
713 | } | |
714 | } | |
715 | } | |
716 | else | |
717 | { | |
718 | my @ports = ($1, $2); | |
719 | if ($1 >= $2){ | |
720 | if ($srcdst eq 'src'){ | |
721 | return $Lang::tr{'bad source range'}; | |
722 | } else { | |
723 | return $Lang::tr{'bad destination range'}; | |
724 | } | |
725 | } | |
726 | foreach $_ (@ports) | |
727 | { | |
728 | if (!(&validport($_))) { | |
729 | if ($srcdst eq 'src'){ | |
730 | return $Lang::tr{'source port numbers'}; | |
731 | } else { | |
732 | return $Lang::tr{'destination port numbers'}; | |
733 | } | |
734 | } | |
735 | } | |
736 | return; | |
737 | } | |
738 | } | |
739 | ||
4e9a2b57 | 740 | sub IpInSubnet { |
ab92dc0c AM |
741 | my $addr = shift; |
742 | my $network = shift; | |
743 | my $netmask = shift; | |
744 | ||
4e9a2b57 | 745 | return &Network::ip_address_in_network($addr, "$network/$netmask"); |
ac1cfefa MT |
746 | } |
747 | ||
c545beb1 MT |
748 | # |
749 | # Return the following IP (IP+1) in dotted notation. | |
750 | # Call: NextIP ('1.1.1.1'); | |
751 | # Return: '1.1.1.2' | |
752 | # | |
4e9a2b57 MT |
753 | sub NextIP { |
754 | return &Network::find_next_ip_address(shift, 1); | |
c545beb1 | 755 | } |
4e9a2b57 MT |
756 | |
757 | sub NextIP2 { | |
758 | return &Network::find_next_ip_address(shift, 4); | |
8c877a82 | 759 | } |
4e9a2b57 MT |
760 | |
761 | sub ipcidr { | |
45762fc6 AF |
762 | my ($ip,$cidr) = &Net::IPv4Addr::ipv4_parse(shift); |
763 | return "$ip\/$cidr"; | |
764 | } | |
765 | ||
4e9a2b57 | 766 | sub ipcidr2msk { |
54fd0535 MT |
767 | my ($ip,$cidr) = &Net::IPv4Addr::ipv4_parse(shift); |
768 | my $netmask = &Net::IPv4Addr::ipv4_cidr2msk($cidr); | |
769 | return "$ip\/$netmask"; | |
770 | } | |
771 | ||
ac1cfefa | 772 | sub validemail { |
b00797e2 AM |
773 | my $address = shift; |
774 | my @parts = split( /\@/, $address ); | |
775 | my $count=@parts; | |
776 | ||
777 | #check if we have one part before and after '@' | |
778 | return 0 if ( $count != 2 ); | |
779 | ||
780 | #check if one of the parts starts or ends with a dot | |
781 | return 0 if ( substr($parts[0],0,1) eq '.' ); | |
782 | return 0 if ( substr($parts[0],-1,1) eq '.' ); | |
783 | return 0 if ( substr($parts[1],0,1) eq '.' ); | |
784 | return 0 if ( substr($parts[1],-1,1) eq '.' ); | |
785 | ||
786 | #check first addresspart (before '@' sign) | |
787 | return 0 if ( $parts[0] !~ m/^[a-zA-Z0-9\.!\-\+#]+$/ ); | |
788 | ||
789 | #check second addresspart (after '@' sign) | |
790 | return 0 if ( $parts[1] !~ m/^[a-zA-Z0-9\.\-]+$/ ); | |
791 | ||
ac1cfefa MT |
792 | return 1; |
793 | } | |
794 | ||
c545beb1 MT |
795 | # |
796 | # Currently only vpnmain use this three procs (readhasharray, writehasharray, findhasharray) | |
797 | # The 'key' used is numeric but is perfectly unneeded! This will to be removed so don't use | |
798 | # this code. Vpnmain will be splitted in parts: x509/pki, connection ipsec, connection other,... . | |
799 | # | |
ac1cfefa MT |
800 | sub readhasharray { |
801 | my ($filename, $hash) = @_; | |
802 | %$hash = (); | |
803 | ||
804 | open(FILE, $filename) or die "Unable to read file $filename"; | |
805 | ||
806 | while (<FILE>) { | |
807 | my ($key, $rest, @temp); | |
808 | chomp; | |
809 | ($key, $rest) = split (/,/, $_, 2); | |
c545beb1 | 810 | if ($key =~ /^[0-9]+$/) { |
ac1cfefa MT |
811 | @temp = split (/,/, $rest); |
812 | $hash->{$key} = \@temp; | |
813 | } | |
814 | } | |
815 | close FILE; | |
816 | return; | |
817 | } | |
818 | ||
819 | sub writehasharray { | |
820 | my ($filename, $hash) = @_; | |
821 | my ($key, @temp, $i); | |
822 | ||
823 | open(FILE, ">$filename") or die "Unable to write to file $filename"; | |
824 | ||
825 | foreach $key (keys %$hash) { | |
8c877a82 AM |
826 | if ($key =~ /^[0-9]+$/) { |
827 | print FILE "$key"; | |
828 | foreach $i (0 .. $#{$hash->{$key}}) { | |
829 | print FILE ",$hash->{$key}[$i]"; | |
830 | } | |
831 | print FILE "\n"; | |
832 | } | |
ac1cfefa MT |
833 | } |
834 | close FILE; | |
835 | return; | |
836 | } | |
837 | ||
838 | sub findhasharraykey { | |
839 | foreach my $i (1 .. 1000000) { | |
840 | if ( ! exists $_[0]{$i}) { | |
841 | return $i; | |
842 | } | |
843 | } | |
844 | } | |
845 | ||
846 | sub srtarray | |
847 | # Darren Critchley - darrenc@telus.net - (c) 2003 | |
848 | # &srtarray(SortOrder, AlphaNumeric, SortDirection, ArrayToBeSorted) | |
849 | # This subroutine will take the following parameters: | |
850 | # ColumnNumber = the column which you want to sort on, starts at 1 | |
851 | # AlphaNumberic = a or n (lowercase) defines whether the sort should be alpha or numberic | |
852 | # SortDirection = asc or dsc (lowercase) Ascending or Descending sort | |
853 | # ArrayToBeSorted = the array that wants sorting | |
854 | # | |
855 | # Returns an array that is sorted to your specs | |
856 | # | |
857 | # If SortOrder is greater than the elements in array, then it defaults to the first element | |
858 | # | |
859 | { | |
860 | my ($colno, $alpnum, $srtdir, @tobesorted) = @_; | |
861 | my @tmparray; | |
862 | my @srtedarray; | |
863 | my $line; | |
864 | my $newline; | |
865 | my $ctr; | |
866 | my $ttlitems = scalar @tobesorted; # want to know the number of rows in the passed array | |
867 | if ($ttlitems < 1){ # if no items, don't waste our time lets leave | |
868 | return (@tobesorted); | |
869 | } | |
870 | my @tmp = split(/\,/,$tobesorted[0]); | |
871 | $ttlitems = scalar @tmp; # this should be the number of elements in each row of the passed in array | |
872 | ||
873 | # Darren Critchley - validate parameters | |
874 | if ($colno > $ttlitems){$colno = '1';} | |
875 | $colno--; # remove one from colno to deal with arrays starting at 0 | |
876 | if($colno < 0){$colno = '0';} | |
877 | if ($alpnum ne '') { $alpnum = lc($alpnum); } else { $alpnum = 'a'; } | |
878 | if ($srtdir ne '') { $srtdir = lc($srtdir); } else { $srtdir = 'src'; } | |
879 | ||
880 | foreach $line (@tobesorted) | |
881 | { | |
882 | chomp($line); | |
883 | if ($line ne '') { | |
884 | my @temp = split(/\,/,$line); | |
885 | # Darren Critchley - juggle the fields so that the one we want to sort on is first | |
886 | my $tmpholder = $temp[0]; | |
887 | $temp[0] = $temp[$colno]; | |
888 | $temp[$colno] = $tmpholder; | |
889 | $newline = ""; | |
890 | for ($ctr=0; $ctr < $ttlitems ; $ctr++) { | |
891 | $newline=$newline . $temp[$ctr] . ","; | |
892 | } | |
893 | chop($newline); | |
894 | push(@tmparray,$newline); | |
895 | } | |
896 | } | |
897 | if ($alpnum eq 'n') { | |
898 | @tmparray = sort {$a <=> $b} @tmparray; | |
899 | } else { | |
900 | @tmparray = (sort @tmparray); | |
901 | } | |
902 | foreach $line (@tmparray) | |
903 | { | |
904 | chomp($line); | |
905 | if ($line ne '') { | |
906 | my @temp = split(/\,/,$line); | |
907 | my $tmpholder = $temp[0]; | |
908 | $temp[0] = $temp[$colno]; | |
909 | $temp[$colno] = $tmpholder; | |
910 | $newline = ""; | |
911 | for ($ctr=0; $ctr < $ttlitems ; $ctr++){ | |
912 | $newline=$newline . $temp[$ctr] . ","; | |
913 | } | |
914 | chop($newline); | |
915 | push(@srtedarray,$newline); | |
916 | } | |
917 | } | |
918 | ||
919 | if ($srtdir eq 'dsc') { | |
920 | @tmparray = reverse(@srtedarray); | |
921 | return (@tmparray); | |
922 | } else { | |
923 | return (@srtedarray); | |
924 | } | |
925 | } | |
926 | ||
927 | sub FetchPublicIp { | |
928 | my %proxysettings; | |
929 | &General::readhash("${General::swroot}/proxy/settings", \%proxysettings); | |
930 | if ($_=$proxysettings{'UPSTREAM_PROXY'}) { | |
931 | my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/); | |
932 | Net::SSLeay::set_proxy($peer,$peerport,$proxysettings{'UPSTREAM_USER'},$proxysettings{'UPSTREAM_PASSWORD'} ); | |
933 | } | |
b2f8244a | 934 | my $user_agent = &MakeUserAgent(); |
0aa0cdcd | 935 | my ($out, $response) = Net::SSLeay::get_http( 'checkip4.dns.lightningwirelabs.com', |
ac1cfefa MT |
936 | 80, |
937 | "/", | |
b2f8244a | 938 | Net::SSLeay::make_headers('User-Agent' => $user_agent ) |
ac1cfefa MT |
939 | ); |
940 | if ($response =~ m%HTTP/1\.. 200 OK%) { | |
5a2935b1 | 941 | $out =~ /Your IP address is: (\d+.\d+.\d+.\d+)/; |
ac1cfefa MT |
942 | return $1; |
943 | } | |
944 | return ''; | |
945 | } | |
946 | ||
947 | # | |
948 | # Check if hostname.domain provided have IP provided | |
949 | # use gethostbyname to verify that | |
950 | # Params: | |
951 | # IP | |
952 | # hostname | |
953 | # domain | |
954 | # Output | |
955 | # 1 IP matches host.domain | |
956 | # 0 not in sync | |
957 | # | |
958 | sub DyndnsServiceSync ($;$;$) { | |
959 | ||
960 | my ($ip,$hostName,$domain) = @_; | |
961 | my @addresses; | |
962 | ||
963 | #fix me no ip GROUP, what is the name ? | |
964 | $hostName =~ s/$General::noipprefix//; | |
965 | if ($hostName) { #may be empty | |
966 | $hostName = "$hostName.$domain"; | |
967 | @addresses = gethostbyname($hostName); | |
968 | } | |
969 | ||
970 | if ($addresses[0] eq '') { # nothing returned ? | |
971 | $hostName = $domain; # try resolving with domain only | |
972 | @addresses = gethostbyname($hostName); | |
973 | } | |
974 | ||
975 | if ($addresses[0] ne '') { # got something ? | |
976 | #&General::log("name:$addresses[0], alias:$addresses[1]"); | |
977 | # Build clear text list of IP | |
978 | @addresses = map ( &Socket::inet_ntoa($_), @addresses[4..$#addresses]); | |
979 | if (grep (/$ip/, @addresses)) { | |
980 | return 1; | |
981 | } | |
982 | } | |
983 | return 0; | |
984 | } | |
985 | # | |
986 | # This sub returns the red IP used to compare in DyndnsServiceSync | |
987 | # | |
988 | sub GetDyndnsRedIP { | |
989 | my %settings; | |
990 | &General::readhash("${General::swroot}/ddns/settings", \%settings); | |
991 | ||
992 | open(IP, "${General::swroot}/red/local-ipaddress") or return 'unavailable'; | |
993 | my $ip = <IP>; | |
994 | close(IP); | |
995 | chomp $ip; | |
996 | ||
057dbeeb | 997 | # 100.64.0.0/10 is reserved for dual-stack lite (http://tools.ietf.org/html/rfc6598). |
ac1cfefa MT |
998 | if (&General::IpInSubnet ($ip,'10.0.0.0','255.0.0.0') || |
999 | &General::IpInSubnet ($ip,'172.16.0.0.','255.240.0.0') || | |
057dbeeb MT |
1000 | &General::IpInSubnet ($ip,'192.168.0.0','255.255.0.0') || |
1001 | &General::IpInSubnet ($ip,'100.64.0.0', '255.192.0.0')) | |
ac1cfefa MT |
1002 | { |
1003 | if ($settings{'BEHINDROUTER'} eq 'FETCH_IP') { | |
1004 | my $RealIP = &General::FetchPublicIp; | |
1005 | $ip = (&General::validip ($RealIP) ? $RealIP : 'unavailable'); | |
1006 | } | |
1007 | } | |
1008 | return $ip; | |
1009 | } | |
c545beb1 MT |
1010 | |
1011 | # Translate ICMP code to text | |
1012 | # ref: http://www.iana.org/assignments/icmp-parameters | |
1013 | sub GetIcmpDescription ($) { | |
1014 | my $index = shift; | |
1015 | my @icmp_description = ( | |
1016 | 'Echo Reply', #0 | |
1017 | 'Unassigned', | |
1018 | 'Unassigned', | |
1019 | 'Destination Unreachable', | |
1020 | 'Source Quench', | |
1021 | 'Redirect', | |
1022 | 'Alternate Host Address', | |
1023 | 'Unassigned', | |
1024 | 'Echo', | |
1025 | 'Router Advertisement', | |
1026 | 'Router Solicitation', #10 | |
1027 | 'Time Exceeded', | |
1028 | 'Parameter Problem', | |
1029 | 'Timestamp', | |
1030 | 'Timestamp Reply', | |
1031 | 'Information Request', | |
1032 | 'Information Reply', | |
1033 | 'Address Mask Request', | |
1034 | 'Address Mask Reply', | |
1035 | 'Reserved (for Security)', | |
1036 | 'Reserved (for Robustness Experiment)', #20 | |
1037 | 'Reserved', | |
1038 | 'Reserved', | |
1039 | 'Reserved', | |
1040 | 'Reserved', | |
1041 | 'Reserved', | |
1042 | 'Reserved', | |
1043 | 'Reserved', | |
1044 | 'Reserved', | |
1045 | 'Reserved', | |
1046 | 'Traceroute', #30 | |
1047 | 'Datagram Conversion Error', | |
1048 | 'Mobile Host Redirect', | |
1049 | 'IPv6 Where-Are-You', | |
1050 | 'IPv6 I-Am-Here', | |
1051 | 'Mobile Registration Request', | |
1052 | 'Mobile Registration Reply', | |
1053 | 'Domain Name Request', | |
1054 | 'Domain Name Reply', | |
1055 | 'SKIP', | |
1056 | 'Photur', #40 | |
1057 | 'Experimental'); | |
a2b3eba9 | 1058 | if ($index>41) {return 'unknown'} else {return $icmp_description[$index]}; |
c545beb1 | 1059 | } |
b2f8244a MT |
1060 | |
1061 | sub GetCoreUpdateVersion() { | |
1062 | my $core_update; | |
1063 | ||
1064 | open(FILE, "/opt/pakfire/db/core/mine"); | |
1065 | while (<FILE>) { | |
1066 | $core_update = $_; | |
1067 | last; | |
1068 | } | |
1069 | close(FILE); | |
1070 | ||
1071 | return $core_update; | |
1072 | } | |
1073 | ||
1074 | sub MakeUserAgent() { | |
1075 | my $user_agent = "IPFire/$General::version"; | |
1076 | ||
1077 | my $core_update = &GetCoreUpdateVersion(); | |
1078 | if ($core_update ne "") { | |
1079 | $user_agent .= "/$core_update"; | |
1080 | } | |
1081 | ||
1082 | return $user_agent; | |
1083 | } | |
1084 | ||
61027579 MT |
1085 | sub RedIsWireless() { |
1086 | # This function checks if a network device is a wireless device. | |
1087 | ||
1088 | my %settings = (); | |
1089 | &readhash("${General::swroot}/ethernet/settings", \%settings); | |
1090 | ||
1091 | # Find the name of the network device. | |
1092 | my $device = $settings{'RED_DEV'}; | |
1093 | ||
1094 | # Exit, if no device is configured. | |
1095 | return 0 if ($device eq ""); | |
1096 | ||
1097 | # Return 1 if the device is a wireless one. | |
1098 | my $path = "/sys/class/net/$device/wireless"; | |
1099 | if (-d $path) { | |
1100 | return 1; | |
1101 | } | |
1102 | ||
1103 | # Otherwise return zero. | |
1104 | return 0; | |
1105 | } | |
1106 | ||
dfee7582 SS |
1107 | # Function to read a file with UTF-8 charset. |
1108 | sub read_file_utf8 ($) { | |
1109 | my ($file) = @_; | |
1110 | ||
1111 | open my $in, '<:encoding(UTF-8)', $file or die "Could not open '$file' for reading $!"; | |
1112 | local $/ = undef; | |
1113 | my $all = <$in>; | |
1114 | close $in; | |
1115 | ||
3e862ce4 | 1116 | return $all; |
dfee7582 SS |
1117 | } |
1118 | ||
1119 | # Function to write a file with UTF-8 charset. | |
1120 | sub write_file_utf8 ($) { | |
1121 | my ($file, $content) = @_; | |
1122 | ||
1123 | open my $out, '>:encoding(UTF-8)', $file or die "Could not open '$file' for writing $!";; | |
1124 | print $out $content; | |
1125 | close $out; | |
1126 | ||
1127 | return; | |
1128 | } | |
1129 | ||
6d8eb5de | 1130 | my $FIREWALL_RELOAD_INDICATOR = "${General::swroot}/firewall/reread"; |
0e430797 MT |
1131 | |
1132 | sub firewall_config_changed() { | |
1133 | open FILE, ">$FIREWALL_RELOAD_INDICATOR" or die "Could not open $FIREWALL_RELOAD_INDICATOR"; | |
1134 | close FILE; | |
1135 | } | |
1136 | ||
1137 | sub firewall_needs_reload() { | |
1138 | if (-e "$FIREWALL_RELOAD_INDICATOR") { | |
1139 | return 1; | |
1140 | } | |
1141 | ||
1142 | return 0; | |
1143 | } | |
1144 | ||
1145 | sub firewall_reload() { | |
8039a710 | 1146 | system("/usr/local/bin/firewallctrl"); |
0e430797 MT |
1147 | } |
1148 | ||
4cb523d4 SS |
1149 | # Function which will return the used interface for the red network zone (red0, ppp0, etc). |
1150 | sub get_red_interface() { | |
1151 | ||
1152 | open(IFACE, "${General::swroot}/red/iface") or die "Could not open /var/ipfire/red/iface"; | |
1153 | ||
1154 | my $interface = <IFACE>; | |
1155 | close(IFACE); | |
1156 | chomp $interface; | |
1157 | ||
1158 | return $interface; | |
1159 | } | |
1160 | ||
183b23b5 MT |
1161 | sub dnssec_status() { |
1162 | my $path = "${General::swroot}/red/dnssec-status"; | |
1163 | ||
1164 | open(STATUS, $path) or return 0; | |
1165 | my $status = <STATUS>; | |
1166 | close(STATUS); | |
1167 | ||
1168 | chomp($status); | |
1169 | ||
1170 | return $status; | |
1171 | } | |
1a3323f2 DW |
1172 | sub number_cpu_cores() { |
1173 | open my $cpuinfo, "/proc/cpuinfo" or die "Can't open cpuinfo: $!\n"; | |
1174 | my $cores = scalar (map /^processor/, <$cpuinfo>); | |
1175 | close $cpuinfo; | |
1176 | ||
1177 | return $cores; | |
1178 | } | |
183b23b5 | 1179 | |
ac1cfefa | 1180 | 1; |