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1 | #!/usr/bin/perl |
2 | ############################################################################### | |
3 | # # | |
4 | # VLAN Management for IPFire # | |
5 | # Copyright (C) 2019 Florian Bührle <fbuehrle@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 | ||
22 | use strict; | |
23 | use Scalar::Util qw(looks_like_number); | |
24 | ||
25 | require '/var/ipfire/general-functions.pl'; | |
26 | require "${General::swroot}/lang.pl"; | |
27 | require "${General::swroot}/header.pl"; | |
28 | ||
29 | my $css = <<END | |
30 | <style> | |
31 | table { | |
32 | width: 100%; | |
33 | } | |
34 | ||
35 | tr { | |
36 | height: 4em; | |
37 | } | |
38 | ||
39 | td:first-child { | |
40 | width: 1px; | |
41 | } | |
42 | ||
43 | td { | |
44 | padding: 5px; | |
45 | padding-left: 10px; | |
46 | padding-right: 10px; | |
47 | border: 0.5px solid black; | |
48 | } | |
49 | ||
50 | table { | |
51 | border-collapse: collapse; | |
52 | } | |
53 | ||
54 | td.h { | |
55 | background-color: grey; | |
56 | color: white; | |
57 | font-weight: 800; | |
58 | } | |
59 | ||
60 | td.green { | |
61 | background-color: $Header::colourgreen; | |
62 | } | |
63 | ||
64 | td.red { | |
65 | background-color: $Header::colourred; | |
66 | } | |
67 | ||
68 | td.blue { | |
69 | background-color: $Header::colourblue; | |
70 | } | |
71 | ||
72 | td.orange { | |
73 | background-color: $Header::colourorange; | |
74 | } | |
75 | ||
76 | td.topleft { | |
77 | background-color: white; | |
78 | border-top-style: none; | |
79 | border-left-style: none; | |
80 | } | |
81 | ||
82 | td.disabled { | |
83 | background-color: #cccccc; | |
84 | } | |
85 | ||
86 | td.textcenter { | |
87 | text-align: center; | |
88 | } | |
89 | ||
90 | #submit-container { | |
1dcf513a | 91 | width: 100%; |
1dcf513a | 92 | padding-top: 20px; |
1d6bc7a0 | 93 | text-align: right; |
1dcf513a FB |
94 | } |
95 | ||
96 | #submit-container.input { | |
97 | margin-left: auto; | |
98 | } | |
99 | ||
100 | button { | |
101 | margin-top: 1em; | |
102 | } | |
103 | ||
104 | </style> | |
105 | END | |
106 | ; | |
107 | ||
108 | my %ethsettings = (); | |
109 | my %vlansettings = (); | |
110 | my %cgiparams = (); | |
111 | ||
112 | &General::readhash("${General::swroot}/ethernet/settings",\%ethsettings); | |
113 | &General::readhash("${General::swroot}/ethernet/vlans",\%vlansettings); | |
114 | ||
115 | &Header::getcgihash(\%cgiparams); | |
116 | &Header::showhttpheaders(); | |
117 | ||
118 | # Define all zones we will check for NIC assignment | |
119 | my @zones = ("green", "red", "orange", "blue"); | |
120 | ||
121 | # Get all physical NICs present | |
122 | opendir(my $dh, "/sys/class/net/"); | |
123 | my @nics = (); | |
124 | ||
125 | while (my $nic = readdir($dh)) { | |
126 | if (-e "/sys/class/net/$nic/device") { # Indicates that the NIC is physical | |
127 | push(@nics, [&Network::get_nic_property($nic, "address"), $nic, 0]); | |
128 | } | |
129 | } | |
130 | ||
131 | closedir($dh); | |
132 | ||
133 | @nics = sort {$a->[0] cmp $b->[0]} @nics; # Sort nics by their MAC address | |
134 | ||
135 | # Name the physical NICs | |
136 | # Even though they may not be really named like this, we will name them ethX or wlanX | |
137 | my $ethcount = 0; | |
138 | my $wlancount = 0; | |
139 | ||
140 | foreach (@nics) { | |
141 | my $nic = $_->[1]; | |
142 | ||
143 | if (-e "/sys/class/net/$nic/wireless") { | |
144 | $_->[1] = "wlan$wlancount"; | |
145 | $_->[2] = 1; | |
146 | $wlancount++; | |
147 | } else { | |
148 | $_->[1] = "eth$ethcount"; | |
149 | $ethcount++; | |
150 | } | |
151 | } | |
152 | ||
153 | &Header::openpage($Lang::tr{"zoneconf title"}, 1, $css); | |
154 | &Header::openbigbox('100%', 'center'); | |
155 | ||
156 | ### Evaluate POST parameters ### | |
157 | ||
158 | if ($cgiparams{"ACTION"} eq $Lang::tr{"save"}) { | |
159 | my %VALIDATE_nic_check = (); | |
160 | my $VALIDATE_error = ""; | |
161 | ||
162 | foreach (@zones) { | |
163 | my $uc = uc $_; | |
164 | my $slave_string = ""; | |
165 | my $zone_mode = $cgiparams{"MODE $uc"}; | |
166 | my $VALIDATE_vlancount = 0; | |
167 | ||
168 | $ethsettings{"${uc}_MACADDR"} = ""; | |
169 | $ethsettings{"${uc}_MODE"} = ""; | |
170 | $ethsettings{"${uc}_SLAVES"} = ""; | |
171 | $vlansettings{"${uc}_PARENT_DEV"} = ""; | |
172 | $vlansettings{"${uc}_VLAN_ID"} = ""; | |
173 | $vlansettings{"${uc}_MAC_ADDRESS"} = ""; | |
174 | ||
175 | # If RED is not in DHCP or static mode, we only set its MACADDR property | |
176 | if ($uc eq "RED" && ! $cgiparams{"PPPACCESS"} eq "") { | |
177 | foreach (@nics) { | |
178 | my $mac = $_->[0]; | |
179 | ||
180 | if ($mac eq $cgiparams{"PPPACCESS"}) { | |
181 | $ethsettings{"${uc}_MACADDR"} = $mac; | |
182 | ||
183 | # Check if this interface is already accessed by any other zone | |
184 | # If this is the case, show an error message | |
185 | if ($VALIDATE_nic_check{"ACC $mac"}) { | |
186 | $VALIDATE_error = $Lang::tr{"zoneconf val ppp assignment error"}; | |
187 | } | |
188 | ||
189 | $VALIDATE_nic_check{"RESTRICT $mac"} = 1; | |
190 | last; | |
191 | } | |
192 | } | |
193 | ||
194 | next; | |
195 | } | |
196 | ||
197 | foreach (@nics) { | |
198 | my $mac = $_->[0]; | |
199 | my $nic_access = $cgiparams{"ACCESS $uc $mac"}; | |
200 | ||
201 | if (! ($nic_access eq "NONE")) { | |
202 | if ($VALIDATE_nic_check{"RESTRICT $mac"}) { # If this interface is already assigned to RED in PPP mode, throw an error | |
203 | $VALIDATE_error = $Lang::tr{"zoneconf val ppp assignment error"}; | |
204 | next; | |
205 | } | |
206 | ||
207 | $VALIDATE_nic_check{"ACC $mac"} = 1; | |
208 | } | |
209 | ||
210 | if ($nic_access eq "NATIVE") { | |
211 | if ($VALIDATE_nic_check{"NATIVE $mac"}) { | |
212 | $VALIDATE_error = $Lang::tr{"zoneconf val native assignment error"}; | |
213 | next; | |
214 | } | |
215 | ||
216 | $VALIDATE_nic_check{"NATIVE $mac"} = 1; | |
217 | ||
218 | if ($zone_mode eq "BRIDGE") { | |
219 | $slave_string = "${slave_string}${mac} "; | |
220 | } else { | |
221 | $ethsettings{"${uc}_MACADDR"} = $mac; | |
222 | } | |
223 | } elsif ($nic_access eq "VLAN") { | |
224 | my $vlan_tag = $cgiparams{"TAG $uc $mac"}; | |
225 | ||
226 | if ($VALIDATE_nic_check{"VLAN $mac $vlan_tag"}) { | |
227 | $VALIDATE_error = $Lang::tr{"zoneconf val vlan tag assignment error"}; | |
228 | next; | |
229 | } | |
230 | ||
231 | $VALIDATE_nic_check{"VLAN $mac $vlan_tag"} = 1; | |
232 | ||
233 | if (! looks_like_number($vlan_tag)) { | |
234 | next; | |
235 | } | |
236 | if ($vlan_tag < 1 || $vlan_tag > 4095) { | |
237 | next; | |
238 | } | |
239 | ||
240 | my $rnd_mac = &Network::random_mac(); | |
241 | ||
242 | $vlansettings{"${uc}_PARENT_DEV"} = $mac; | |
243 | $vlansettings{"${uc}_VLAN_ID"} = $vlan_tag; | |
244 | $vlansettings{"${uc}_MAC_ADDRESS"} = $rnd_mac; | |
245 | ||
246 | if ($zone_mode eq "BRIDGE") { | |
247 | $slave_string = "${slave_string}${rnd_mac} "; | |
248 | } | |
249 | ||
250 | $VALIDATE_vlancount++; # We can't allow more than one VLAN per zone | |
251 | } | |
252 | } | |
253 | ||
254 | if ($VALIDATE_vlancount > 1) { | |
255 | $VALIDATE_error = $Lang::tr{"zoneconf val vlan amount assignment error"}; | |
256 | next; | |
257 | } | |
258 | ||
259 | chop($slave_string); | |
260 | ||
261 | if ($zone_mode eq "BRIDGE") { | |
262 | $ethsettings{"${uc}_MODE"} = "bridge"; | |
263 | $ethsettings{"${uc}_SLAVES"} = $slave_string; | |
264 | } elsif ($zone_mode eq "MACVTAP") { | |
265 | $ethsettings{"${uc}_MODE"} = "macvtap"; | |
266 | } | |
267 | } | |
268 | ||
269 | if ($VALIDATE_error) { | |
270 | &Header::openbox('100%', 'left', $Lang::tr{"error"}); | |
271 | ||
272 | print "$VALIDATE_error<br><a href='/cgi-bin/zoneconf.cgi'><button>$Lang::tr{'ok'}</button></a>"; | |
273 | ||
274 | &Header::closebox(); | |
275 | &Header::closebigbox(); | |
276 | &Header::closepage(); | |
277 | ||
278 | exit 0; | |
279 | } | |
280 | ||
281 | &General::writehash("${General::swroot}/ethernet/settings",\%ethsettings); | |
282 | &General::writehash("${General::swroot}/ethernet/vlans",\%vlansettings); | |
283 | } | |
284 | ||
285 | &Header::openbox('100%', 'left', $Lang::tr{"zoneconf nic assignment"}); | |
286 | ||
287 | ### START OF TABLE ### | |
288 | ||
289 | print <<END | |
290 | <form method='post' enctype='multipart/form-data'> | |
291 | <table> | |
292 | <tr> | |
293 | <td class="h topleft" /td> | |
294 | END | |
295 | ; | |
296 | ||
297 | # Fill the table header with all physical NICs | |
298 | foreach (@nics) { | |
299 | my $mac = $_->[0]; | |
300 | my $nic = $_->[1]; | |
301 | ||
302 | print "<td class='h textcenter'>$nic<br>$mac</td>"; | |
303 | } | |
304 | ||
305 | print "</tr>"; | |
306 | ||
307 | foreach (@zones) { | |
308 | print "<tr>"; | |
309 | my $uc = uc $_; | |
310 | ||
311 | my $dev_name = $ethsettings{"${uc}_DEV"}; | |
312 | ||
313 | if ($dev_name eq "") { # If the zone is not activated, color it light grey | |
314 | print "<td class='h disabled'>$uc</td>"; | |
315 | ||
316 | foreach (@nics) { | |
317 | print "<td class='disabled'/>"; | |
318 | } | |
319 | ||
320 | print "</tr>"; | |
321 | next; | |
322 | } | |
323 | ||
324 | if ($uc eq "RED") { | |
325 | my $red_type = $ethsettings{"RED_TYPE"}; | |
326 | my $red_restricted = ($uc eq "RED" && ! ($red_type eq "STATIC" || $red_type eq "DHCP")); | |
327 | ||
328 | # VLANs/Bridging is not possible if the RED interface is set to PPP, PPPoE, VDSL, ... | |
329 | if ($red_restricted) { | |
330 | print "<td class='h $_'>$uc<br>($red_type)</td>"; | |
331 | ||
332 | foreach (@nics) { | |
333 | my $mac = $_->[0]; | |
334 | my $checked = ""; | |
335 | ||
336 | if ($mac eq $ethsettings{"${uc}_MACADDR"}) { | |
337 | $checked = "checked"; | |
338 | } | |
339 | ||
340 | print "<td class='textcenter'><input type='radio' id='PPPACCESS $mac' name='PPPACCESS' value='$mac' $checked></td>"; | |
341 | } | |
342 | ||
343 | print "</tr>"; | |
344 | next; # We're done here | |
345 | } | |
346 | } | |
347 | ||
348 | my %mode_selected = (); | |
349 | my $zone_mode = $ethsettings{"${uc}_MODE"}; | |
350 | ||
351 | if ($zone_mode eq "") { | |
352 | $mode_selected{"DEFAULT"} = "selected"; | |
353 | } elsif ($zone_mode eq "bridge") { | |
354 | $mode_selected{"BRIDGE"} = "selected"; | |
355 | } elsif ($zone_mode eq "macvtap") { | |
356 | $mode_selected{"MACVTAP"} = "selected"; | |
357 | } | |
358 | ||
359 | print <<END | |
360 | <td class='h $_'>$uc<br> | |
361 | <select name="MODE $uc"> | |
362 | <option value="DEFAULT" $mode_selected{"DEFAULT"}>$Lang::tr{"zoneconf nicmode default"}</option> | |
363 | <option value="BRIDGE" $mode_selected{"BRIDGE"}>$Lang::tr{"zoneconf nicmode bridge"}</option> | |
364 | <option value="MACVTAP" $mode_selected{"MACVTAP"}>$Lang::tr{"zoneconf nicmode macvtap"}</option> | |
365 | </select> | |
366 | </td> | |
367 | END | |
368 | ; | |
369 | ||
370 | # ZONE_PARENT_DEV is set if this zone accesses any interface via a VLAN | |
371 | my $zone_parent_dev = $vlansettings{"${uc}_PARENT_DEV"}; | |
372 | ||
373 | # If ZONE_PARENT_DEV is set to a NICs name (e.g. green0 or eth0) instead of a MAC address, we have to find out this NICs MAC address | |
374 | $zone_parent_dev = &Network::get_mac_by_name($zone_parent_dev); | |
375 | ||
376 | foreach (@nics) { # Check for all nics if they are assigned to the current zone | |
377 | my %access_selected = (); | |
378 | my $mac = $_->[0]; | |
379 | my $wlan = $_->[2]; | |
380 | my $field_disabled = "disabled"; # Only enable the VLAN ID input field if the current access mode is VLAN | |
381 | my $zone_vlan_id = ""; | |
382 | ||
383 | # If the current NIC is accessed by the current zone via a VLAN, the ZONE_PARENT_DEV option corresponds to the current NIC | |
384 | if ($mac eq $zone_parent_dev) { | |
385 | $access_selected{"VLAN"} = "selected"; | |
386 | $field_disabled = ""; | |
387 | $zone_vlan_id = $vlansettings{"${uc}_VLAN_ID"}; | |
388 | } | |
389 | ||
390 | # If the current zone is in bridge mode, all corresponding NICs (Native as well as VLAN) are set via the ZONE_SLAVES option | |
391 | if ($zone_mode eq "bridge") { | |
392 | my @slaves = split(/ /, $ethsettings{"${uc}_SLAVES"}); | |
393 | ||
394 | foreach (@slaves) { | |
395 | # Slaves can be set to a NICs name so we have to find out its MAC address | |
396 | $_ = &Network::get_mac_by_name($_); | |
397 | ||
398 | if ($_ eq $mac) { | |
399 | $access_selected{"NATIVE"} = "selected"; | |
400 | last; | |
401 | } | |
402 | } | |
403 | } else { # Native access via ZONE_MACADDR is only set if the zone does not access a NIC via a VLAN and the zone is not in bridge mode | |
404 | if ($mac eq $ethsettings{"${uc}_MACADDR"}) { | |
405 | $access_selected{"NATIVE"} = "selected"; | |
406 | } | |
407 | } | |
408 | ||
409 | $access_selected{"NONE"} = ($access_selected{"NATIVE"} eq "") && ($access_selected{"VLAN"} eq "") ? "selected" : ""; | |
410 | my $vlan_disabled = ($wlan) ? "disabled" : ""; | |
411 | ||
412 | print <<END | |
413 | <td class="textcenter"> | |
414 | <select name="ACCESS $uc $mac" onchange="document.getElementById('TAG $uc $mac').disabled = (this.value === 'VLAN' ? false : true)"> | |
03fd6855 | 415 | <option value="NONE" $access_selected{"NONE"}>- $Lang::tr{"zoneconf access none"} -</option> |
1dcf513a FB |
416 | <option value="NATIVE" $access_selected{"NATIVE"}>$Lang::tr{"zoneconf access native"}</option> |
417 | <option value="VLAN" $access_selected{"VLAN"} $vlan_disabled>$Lang::tr{"zoneconf access vlan"}</option> | |
1dcf513a FB |
418 | </select> |
419 | <input type="number" id="TAG $uc $mac" name="TAG $uc $mac" min="1" max="4095" value="$zone_vlan_id" $field_disabled> | |
420 | </td> | |
421 | END | |
422 | ; | |
423 | ||
424 | } | |
425 | print "</tr>"; | |
426 | } | |
427 | ||
428 | print <<END | |
429 | </table> | |
1d6bc7a0 MT |
430 | |
431 | <div id="submit-container"> | |
432 | <input type="submit" name="ACTION" value="$Lang::tr{"save"}"> | |
433 | </div> | |
434 | </form> | |
1dcf513a FB |
435 | END |
436 | ; | |
437 | ||
438 | ### END OF TABLE ### | |
439 | ||
440 | &Header::closebox(); | |
441 | &Header::closebigbox(); | |
442 | &Header::closepage(); |