summaryrefslogtreecommitdiffstats
path: root/lib/network/connection/wireless.pm
blob: 7e325afc4660076dc82bae12540447ba4a1f5133 (plain)
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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
package network::connection::wireless;

use base qw(network::connection::ethernet);

use strict;
use common;
use log;
use network::network;

#- class attributes:
#-   network: ID of the selected network

sub get_type_name() { N("Wireless") }
sub get_type_description() { N("Wireless (Wi-Fi)") }
sub _get_type_icon() { 'wireless' }
sub get_devices {
    my ($_class, %options) = @_;
    require detect_devices;
    my @devices = detect_devices::probe_category('network/wireless');
    my @wireless = grep { detect_devices::is_wireless_interface($_) } detect_devices::get_lan_interfaces();
    my @all_devices = (@devices, network::connection::ethernet::get_unlisted_devices(\@wireless, \@devices));
    foreach (@all_devices) {
        my $interface = $_->{interface} || network::connection::ethernet::device_to_interface($_) or next;
        my $driver = network::connection::ethernet::interface_to_driver($interface) or next;
        $_->{driver} = $driver if $driver;
    }
    @all_devices,
    if_(!$options{automatic_only}, {
        driver => 'ndiswrapper',
        description => N("Use a Windows driver (with ndiswrapper)"),
    });
}

sub handles_ifcfg {
    my ($_class, $ifcfg) = @_;
    require detect_devices;
    detect_devices::is_wireless_interface($ifcfg->{DEVICE}) || exists $ifcfg->{WIRELESS_MODE};
}

sub get_metric { 35 }

#- http://www.linux-wireless.org/Install-HOWTO/WL/WEP-Key-HOWTO.txt
my $wpa_supplicant_max_wep_key_len = 32;

our %wireless_enc_modes = (
    none => N_("None"),
    open => N_("Open WEP"),
    restricted => N_("Restricted WEP"),
    'wpa-psk' => N_("WPA/WPA2 Pre-Shared Key"),
    'wpa-eap' => N_("WPA/WPA2 Enterprise"),
);
#define the eap related variables we handle
#0 means we preserve value if found
#1 means we save without quotes
#2 save with quotes
my %eap_vars = (
	ssid => 2,
	scan_ssid => 1,
	identity => 2,
	password => 2,
	key_mgmt => 1,
	eap => 1,
	pairwise => 1,
	group => 1,
	proto => 1,
	ca_cert => 2,
	client_cert => 2,
	phase2 => 2,
	anonymous_identity => 2,
	subject_match => 2,
	disabled => 0,
	id_str => 0,
	bssid => 0,
	priority => 0,
	auth_alg => 0,
	eapol_flags => 0,
	proactive_key_caching => 0,
	peerkey => 0,
	ca_path => 0,
	private_key => 0,
	private_key_passwd => 0,
	dh_file => 0,
	altsubject_match => 0,
	phase1 => 0,
	fragment_size => 0,
	eap_workaround => 0,
);

my @thirdparty_settings = (
    {
        name => 'zd1201',
        description => 'ZyDAS ZD1201',
        url => 'http://linux-lc100020.sourceforge.net/',
        firmware => {
            test_file => 'zd1201*.fw',
        },
    },

    (map {
        {
            name => "ipw${_}",
            description => "Intel(R) PRO/Wireless ${_}",
            url => "http://ipw${_}.sourceforge.net/",
            firmware => {
                url => "http://ipw${_}.sourceforge.net/firmware.php",
                test_file => "ipw$_-*.fw",
            },
        };
    } (2100, 2200)),

    {
        name => "ipw3945",
        description => "Intel(R) PRO/Wireless 3945",
        url => "http://ipw3945.sourceforge.net/",
        firmware => {
            package => "ipw3945-ucode",
            test_file => "ipw3945.ucode",
        },
        tools => {
            package => "ipw3945d",
            test_file => '/usr/sbin/ipw3945d',
        },
    },

    (map {
        my ($version, $ucode_api, $ucode_version, $package) = @$_;
        $ucode_version ||= $version;
        $package ||= $version;
        {
            name => "iwl${version}",
            description => "Intel(R) PRO/Wireless ${package}",
            url => "http://intellinuxwireless.org/",
            firmware => {
                package => "iwlwifi-${package}-ucode",
                test_file => "iwlwifi-${ucode_version}${ucode_api}.ucode",
            },
            sleep => 1,
        };
    } ([ 3945, '-2' ], [ 4965, '-2' ], [ 'wifi', '-5', 5000, 'agn' ])),

    {
        name => 'p54pci',
        description => 'PCI adaptors based on the Intersil Prism54 chip series',
        url => 'http://wireless.kernel.org/en/users/Drivers/p54',
        firmware => {
            url => 'http://wireless.kernel.org/en/users/Drivers/p54#firmware',
            test_file => "isl3886pci",
        },
    },

    {
        name => 'p54usb',
        description => 'USB adaptors based on the Intersil Prism54 chip series',
        url => 'http://wireless.kernel.org/en/users/Drivers/p54',
        firmware => {
            url => 'http://wireless.kernel.org/en/users/Drivers/p54#firmware',
            test_file => "isl388*usb",
        },
    },

    {
        name => 'atmel',
        matching => [ qw(at76_usb atmel_cs atmel_pci) ],
        description => 'Atmel at76c50x cards',
        url => 'http://thekelleys.org.uk/atmel/',
        firmware => {
            test_file => 'atmel_at76c50*',
        },
        links => 'http://at76c503a.berlios.de/',
    },

    {
        name => 'madwifi',
        matching => 'ath_pci',
        description => 'Multiband Atheros Driver for WiFi',
        url => 'http://madwifi.org/',
        kernel_module => 1,
        tools => {
            optional => 1,
            test_file => '/usr/bin/athstats',
        },
    },

    {
        name => 'prism2',
        matching => qr/^prism2_/,
        description => 'Prism2 based cards',
        tools => {
            package => 'prism2-utils',
            test_file => '/sbin/wlanctl-ng',
        },
    },

    {
        name => 'zd1211',
        matching => 'zd1211rw',
        description => 'ZD1211 chip',
        firmware => {
            url => 'http://sourceforge.net/projects/zd1211/',
            test_file => 'zd1211/zd1211_*',
        },
    },

    {
        name => 'bcm43xx',
        description => 'Broadcom bcm43xx wireless chips',
        url => 'http://bcm43xx.berlios.de/',
        firmware => {
            test_file => 'bcm43xx_microcode*.fw',
            no_package => 1,
            extract => {
                name => 'bcm43xx-fwcutter',
                test_file => '/usr/bin/bcm43xx-fwcutter',
                windows_source => 'bcmwl5.sys',
                default_source => 'bcmwl5.sys',
                run => sub {
                    my ($file) = @_;
                    run_program::rooted($::prefix, '/usr/bin/bcm43xx-fwcutter',
                                        '-w', $network::thirdparty::firmware_directory, $file);
                },
            },
        },
    },

    {
        name => 'b43',
        description => 'Broadcom B43 wireless chips',
        firmware => {
            package => 'b43-openfwwf',
            url => 'http://www.ing-unibs.it/~openfwwf/',
            test_file => 'b43/ucode5.fw',
        },
    },

    (map {
      +{
        name => $_,
        description => "Broadcom $_ wireless chips",
        url => 'http://wireless.kernel.org/en/users/Drivers/b43',
        firmware => {
            test_file => $_ . "/ucode*.fw",
            no_package => 1,
            extract => {
                name => 'b43-fwcutter',
                test_file => '/usr/bin/b43-fwcutter',
                windows_source => 'bcmwl5.sys',
                default_source => 'bcmwl5.sys',
                run => sub {
                    my ($file) = @_;
                    run_program::rooted($::prefix, '/usr/bin/b43-fwcutter',
                                        '-w', $network::thirdparty::firmware_directory, $file);
                },
            },
        },
      };
    } qw(b43legacy)),

    {
        name => 'acx100',
        matching => [ qw(acx_pci acx_usb) ],
        description => 'ACX100/ACX111/TNETW1450',
        firmware => {
            url => 'http://acx100.sourceforge.net/wiki/Firmware',
            test_file => 'tiacx1*',
            no_distro_package => 1,
        },
    },

    {
        name => 'ndiswrapper',
        description => 'Wireless device using ndiswrapper (windows drivers)',
        tools => {
            test_file => '/usr/sbin/ndiswrapper',
        },
        firmware => {
            user_install => sub {
                my ($settings, $in) = @_;
                require network::ndiswrapper;
                $settings->{device} = network::ndiswrapper::select_device($in) or return;
                network::ndiswrapper::setup_device($in, $settings->{device});
                $settings->{device}{driver} = $settings->{name};
            },
            url => 'http://ndiswrapper.sourceforge.net/mediawiki/index.php/List',
            component_name => N_("Windows driver"),
            no_package => 1,
        },
        no_module_reload => 1,
    },

    (map {
      my ($version, $suffix) = @$_;
      $suffix ||= $version;
      +{
        name => "rt${version}",
        matching => qr/^rt${version}(|pci|usb)$/,
        description => "Ralink RT${version} WiFi",
        kernel_module => 1,
        firmware => {
            package => 'ralink-firmware',
            url => 'http://www.ralinktech.com/',
            test_file => "rt${suffix}.bin",
        },
      };
    } ([ 2800, 2860 ], [ 61, 2661 ], [ 73 ])),

    {
        name => 'rtlwifi',
        matching => qr/^(rtl8192|r8712u$)/,
        description => 'Realtek WiFi',
        url => 'http://www.realtek.com.tw/',
        firmware => {
            test_file => 'rtlwifi/rtl8192sefw.bin',
        },
    },
);

sub get_packages { 'wireless-tools' }

sub get_thirdparty_settings() {
    \@thirdparty_settings;
}

sub setup_thirdparty {
    my ($self, $in) = @_;
    require network::rfswitch;
    network::rfswitch::configure();
    if ($self->get_driver eq 'ndiswrapper') {
        require network::ndiswrapper;
        my @devices = map { network::ndiswrapper::present_devices($_) } network::ndiswrapper::installed_drivers();
        return {} if member($self->{device}, @devices) && network::ndiswrapper::find_interface($self->{device});
    }
    my $thirdparty = $self->SUPER::setup_thirdparty($in);
    my $driver = $self->get_driver;
    if ($self->{thirdparty} && $driver eq 'ipw3945' && !$self->rf_killed && !$self->SUPER::check_device) {
        log::explanations("Reloading module $driver");
        eval { modules::unload($driver) };
        eval { modules::load($driver) };
    }
    $thirdparty;
}

sub rf_killed {
    my ($self) = @_;
    if ($self->{device}{sysfs_device}) {
        my $rf_kill_path = $self->{device}{sysfs_device} . "/rf_kill";
        if (-e $rf_kill_path) {
            my $rf_kill = chomp_(cat_($rf_kill_path));
            #- for ipw drivers, 0 means no RF kill switch
            return $rf_kill != 0;
        }
    }
    undef;
}

sub check_device {
    my ($self) = @_;
    if ($self->rf_killed) {
        $self->{device}{error} = N("Your wireless card is disabled, please enable the wireless switch (RF kill switch) first.");
        return 0;
    }
    return $self->SUPER::check_device;
}

sub load_interface_settings {
    my ($self) = @_;
    $self->network::connection::load_interface_settings;
    $self->{hide_passwords} = 1;
    # override ifcfg with network-specific settings if available
    my $network = $self->get_selected_network;
    $self->{ifcfg} = $network ?
      get_network_ifcfg($network->{ap}) || get_network_ifcfg($network->{essid}) :
      $self->{ifcfg};

    $self->SUPER::map_ifcfg2config_settings;
}

sub get_networks {
    my ($self, $o_net) = @_;
    require network::monitor;
    ($self->{networks}, $self->{control}{roaming}) = network::monitor::list_wireless($o_net && $o_net->{monitor}, $self->get_interface);
    $self->probed_networks;
    $self->{networks};
}

sub refresh_roaming_ids {
    my ($self) = @_;
    #- needed when switching from non-roaming to roaming
    #- or after restarting wpa_supplicant
    #- to get fresh wpa_supplicant network IDs
    get_networks($self) if $self->{control}{roaming};
}

sub selected_network_is_configured {
    my ($self) = @_;
    $self->refresh_roaming_ids;
    $self->SUPER::selected_network_is_configured;
}

sub guess_network {
    my ($_self) = @_;
    #- FIXME: try to find the AP matching $self->{ifcfg}{WIRELESS_ESSID};
}

sub get_network_ifcfg {
    my ($ssid) = @_;
    require network::network;
    my $file = $::prefix . $network::network::wireless_d . '/' . $ssid;
    -f $file && { getVarsFromSh($file) };
}

sub guess_network_access_settings {
    my ($self) = @_;

    my $network = $self->get_selected_network;
    my $ifcfg = $self->{ifcfg};
    $ifcfg ||= {};

    $self->{access}{network}{bssid} = $network && $network->{hidden} && $network->{ap};
    $self->{access}{network}{essid} = $network && $network->{essid} || $ifcfg->{WIRELESS_ESSID} || !$network && "any";
    ($self->{access}{network}{key}, my $restricted, $self->{access}{network}{force_ascii_key}) =
      get_wep_key_from_iwconfig($ifcfg->{WIRELESS_ENC_KEY});

    $self->{access}{network}{encryption} =
      $network && $network->{flags} =~ /eap/i ?
        'wpa-eap' :
      $network && $network->{flags} =~ /wpa/i ?
        'wpa-psk' :
      $network && $network->{flags} =~ /wep/i || $self->{access}{network}{key} ?
        $ifcfg->{WIRELESS_ENC_MODE} || ($restricted ? 'restricted' : 'open') :
        'none';

    undef $self->{ifcfg}{WIRELESS_IWPRIV} if is_old_rt2x00($self->get_driver) && $self->{ifcfg}{WIRELESS_IWPRIV} =~ /WPAPSK/;

    my $system_file = '/etc/sysconfig/drakx-net';
    my %global_settings = getVarsFromSh($system_file);
    $self->{control}{roaming} =
      (exists $self->{ifcfg}{WIRELESS_WPA_DRIVER} || text2bool($global_settings{ROAMING}))
        && !is_old_rt2x00($self->get_driver);

    $self->{access}{network}{mode} =
        $network && $network->{mode} ||
        $ifcfg->{WIRELESS_MODE} ||
        'Managed';

    wpa_supplicant_load_eap_settings($self->{access}{network}) if $self->need_wpa_supplicant;
}

sub get_network_access_settings_label { N("Wireless settings") }

sub get_network_access_settings {
    my ($self) = @_;
    [
        { label => N("Operating Mode"), val => \$self->{access}{network}{mode},
          list => [ N_("Ad-hoc"), N_("Managed"), N_("Master"), N_("Repeater"), N_("Secondary"), N_("Auto") ],
          format => \&translate,
        },
        { label => N("Network name (ESSID)"), val => \$self->{access}{network}{essid},
          disabled => sub { my $network = $self->get_selected_network; $network && $network->{essid} } },
        { label => N("Encryption mode"), val => \$self->{access}{network}{encryption}, list => [ keys %wireless_enc_modes ],
          sort => 1, format => sub { translate($wireless_enc_modes{$_[0]}) } },
        { label => N("Encryption key"), val => \$self->{access}{network}{key},
          hidden => sub { $self->{hide_passwords} },
          disabled => sub { member($self->{access}{network}{encryption}, qw(none wpa-eap)) } },
        { text => N("Hide password"),
          type => "bool", val => \$self->{hide_passwords} },
        { text => N("Force using this key as ASCII string (e.g. for Livebox)"),
          type => "bool", val => \$self->{access}{network}{force_ascii_key},
          disabled => sub {
              #- only for WEP keys looking like hexadecimal
              !member($self->{access}{network}{encryption}, qw(open restricted)) ||
              !get_hex_key($self->{access}{network}{key});
          } },
        { label => N("EAP Login/Username"), val => \$self->{access}{network}{eap_identity},
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
	  help => N("The login or username. Format is plain text. If you
need to specify domain then try the untested syntax
  DOMAIN\\username") },
        { label => N("EAP Password"), val => \$self->{access}{network}{eap_password},
          hidden => sub { $self->{hide_passwords} },
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
	  help => N(" Password: A string.
Note that this is not the same thing as a psk.
____________________________________________________
RELATED ADDITIONAL INFORMATION:
In the Advanced Page, you can select which EAP mode
is used for authentication. For the eap mode setting
   Auto Detect: implies all possible modes are tried.

If Auto Detect fails, try the PEAP TTLS combo bofore others
Note:
	The settings MD5, MSCHAPV2, OTP and GTC imply
automatically PEAP and TTLS modes.
  TLS mode is completely certificate based and may ignore
the username and password values specified here.") },
        { label => N("EAP client certificate"), val => \$self->{access}{network}{eap_client_cert},
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
          help => N("The complete path and filename of client certificate. This is
only used for EAP certificate based authentication. It could be
considered as the alternative to username/password combo.
 Note: other related settings are shown on the Advanced page.")  },
        { label => N("Network ID"), val => \$self->{ifcfg}{WIRELESS_NWID}, advanced => 1 },
        { label => N("Operating frequency"), val => \$self->{ifcfg}{WIRELESS_FREQ}, advanced => 1 },
        { label => N("Sensitivity threshold"), val => \$self->{ifcfg}{WIRELESS_SENS}, advanced => 1 },
        { label => N("Bitrate (in b/s)"), val => \$self->{ifcfg}{WIRELESS_RATE}, advanced => 1 },
        { label => N("RTS/CTS"), val => \$self->{ifcfg}{WIRELESS_RTS}, advanced => 1,
          help => N("RTS/CTS adds a handshake before each packet transmission to make sure that the
channel is clear. This adds overhead, but increase performance in case of hidden
nodes or large number of active nodes. This parameter sets the size of the
smallest packet for which the node sends RTS, a value equal to the maximum
packet size disable the scheme. You may also set this parameter to auto, fixed
or off.")
      },
        { label => N("Fragmentation"), val => \$self->{ifcfg}{WIRELESS_FRAG}, advanced => 1 },
        { label => N("iwconfig command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWCONFIG}, advanced => 1,
          help => N("Here, one can configure some extra wireless parameters such as:
ap, channel, commit, enc, power, retry, sens, txpower (nick is already set as the hostname).

See iwconfig(8) man page for further information."),
      },
        { label =>
            #-PO: split the "xyz command extra argument" translated string into two lines if it's bigger than the english one
            N("iwspy command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWSPY}, advanced => 1,
          help => N("iwspy is used to set a list of addresses in a wireless network
interface and to read back quality of link information for each of those.

This information is the same as the one available in /proc/net/wireless :
quality of the link, signal strength and noise level.

See iwpspy(8) man page for further information."),
 },
        { label => N("iwpriv command extra arguments"), val => \$self->{ifcfg}{WIRELESS_IWPRIV}, advanced => 1,
          disabled => sub { $self->need_rt2x00_iwpriv },
          help => N("iwpriv enable to set up optionals (private) parameters of a wireless network
interface.

iwpriv deals with parameters and setting specific to each driver (as opposed to
iwconfig which deals with generic ones).

In theory, the documentation of each device driver should indicate how to use
those interface specific commands and their effect.

See iwpriv(8) man page for further information."),
          },
        { label => N("EAP Protocol"), val => \$self->{access}{network}{forceeap},
          list => [ N_("Auto Detect"), N_("WPA2"), N_("WPA") ],
          sort => 1, format => \&translate, advanced => 1,
	  help => N("Auto Detect is recommended as it first tries WPA version 2 with
a fallback to WPA version 1") },
        { label => N("EAP Mode"), val => \$self->{access}{network}{eap_eap},
          list => [ N_("Auto Detect"), N_("PEAP"), N_("TTLS"), N_("TLS"), N_("MSCHAPV2"), N_("MD5"), N_("OTP"), N_("GTC"), N_("LEAP") , N_("PEAP TTLS"), N_("TTLS TLS") ],
          sort => 1, format => \&translate, advanced => 1, },
        { label => N("EAP key_mgmt"), val => \$self->{access}{network}{eap_key_mgmt}, advanced => 1,
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
          help => N("list of accepted authenticated key management protocols.
possible values are WPA-EAP, IEEE8021X, NONE") },
        { label => N("EAP outer identity"), val => \$self->{access}{network}{eap_anonymous_identity}, advanced => 1,
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
          help => N("Anonymous identity string for EAP: to be used as the
unencrypted identity with EAP types that support different
tunnelled identity, e.g., TTLS") },
        { label => N("EAP phase2"), val => \$self->{access}{network}{eap_phase2}, advanced => 1,
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' } ,
          help => N("Inner authentication with TLS tunnel parameters.
input is string with field-value pairs, Examples:
auth=MSCHAPV2 for PEAP or
autheap=MSCHAPV2 autheap=MD5 for TTLS") },
        { label => N("EAP CA certificate"), val => \$self->{access}{network}{eap_ca_cert}, advanced => 1,
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
          help => N("Full file path to CA certificate file (PEM/DER). This file
can have one or more trusted CA certificates. If ca_cert are not
included, server certificate will not be verified. If possible,
a trusted CA certificate should always be configured
when using TLS or TTLS or PEAP.") },
        { label => N("EAP certificate subject match"), val => \$self->{access}{network}{eap_subject_match}, advanced => 1,
          disabled => sub { $self->{access}{network}{encryption} ne 'wpa-eap' },
          help => N(" Substring to be matched against the subject of
the authentication server certificate. If this string is set,
the server certificate is only accepted if it contains this
string in the subject.  The subject string is in following format:
/C=US/ST=CA/L=San Francisco/CN=Test AS/emailAddress=as\@example.com") },
        { label => N("Extra directives"), val => \$self->{access}{network}{extra}, advanced => 1,
          help => N("Here one can pass extra settings to wpa_supplicant
The expected format is a string field=value pair. Multiple values
maybe specified, separating each value with the # character.
Note: directives are passed unchecked and may cause the wpa
negotiation to fail silently. Supported directives are preserved
across editing.
Supported directives are :
	disabled, id_str, bssid, priority, auth_alg, eapol_flags,
	proactive_key_caching, peerkey, ca_path, private_key,
	private_key_passwd, dh_file, altsubject_match, phase1,
	fragment_size and eap_workaround, pairwise, group
	Others such as key_mgmt, eap maybe used to force
	special settings different from the U.I settings.") },
    ];
}

sub check_network_access_settings {
    my ($self) = @_;

    if (!member($self->{access}{network}{encryption}, qw(none wpa-eap)) && !$self->{access}{network}{key}) {
        $self->{network_access}{error}{message} = N("An encryption key is required.");
        $self->{network_access}{error}{field} =  \$self->{access}{network}{key};
        return 0;
    }

    if ($self->{access}{network}{encryption} eq 'wpa-psk' &&
          !convert_psk_key_for_wpa_supplicant($self->{access}{network}{key})) {
        $self->{network_access}{error}{message} = N("The pre-shared key should have between 8 and 63 ASCII characters, or 64 hexadecimal characters.");
        $self->{network_access}{error}{field} =  \$self->{access}{network}{key};
        return 0;
    }
    if (member($self->{access}{network}{encryption}, qw(open restricted)) &&
          !convert_wep_key_for_wpa_supplicant($self->{access}{network}{key}, $self->{access}{network}{force_ascii_key})) {
        $self->{network_access}{error}{message} = N("The WEP key should have at most %d ASCII characters or %d hexadecimal characters.",
                                                    $wpa_supplicant_max_wep_key_len, $wpa_supplicant_max_wep_key_len * 2);
        $self->{network_access}{error}{field} =  \$self->{access}{network}{key};
        return 0;
    }

    if ($self->{ifcfg}{WIRELESS_FREQ} && $self->{ifcfg}{WIRELESS_FREQ} !~ /[0-9.]*[kGM]/) {
        $self->{network_access}{error}{message} = N("Freq should have the suffix k, M or G (for example, \"2.46G\" for 2.46 GHz frequency), or add enough '0' (zeroes).");
        $self->{network_access}{error}{field} = \$self->{ifcfg}{WIRELESS_FREQ};
        return 0;
    }

    if ($self->{ifcfg}{WIRELESS_RATE} && $self->{ifcfg}{WIRELESS_RATE} !~ /[0-9.]*[kGM]/) {
        $self->{network_access}{error}{message} = N("Rate should have the suffix k, M or G (for example, \"11M\" for 11M), or add enough '0' (zeroes).");
        $self->{network_access}{error}{field} = \$self->{ifcfg}{WIRELESS_RATE};
        return 0;
    }

    return 1;
}

sub get_control_settings {
    my ($self) = @_;
    [
        @{$self->SUPER::get_control_settings},
        { text => N("Allow access point roaming"), val => \$self->{control}{roaming}, type => "bool",
          disabled => sub { is_wpa_supplicant_blacklisted($self->get_driver) } },
    ];
}

sub need_wpa_supplicant {
    my ($self) = @_;
    ($self->{control}{roaming} || $self->{access}{network}{encryption} =~ /^wpa-/) && !is_old_rt2x00($self->get_driver);
}

sub install_packages {
    my ($self, $in) = @_;
    if ($self->need_wpa_supplicant) {
        $in->do_pkgs->ensure_is_installed('wpa_supplicant', '/usr/sbin/wpa_supplicant') or return;
        $in->do_pkgs->ensure_is_installed('mandi', '/usr/sbin/mandi');
    }
    $self->SUPER::install_packages($in);
}


sub build_ifcfg_settings {
    my ($self) = @_;

    # if we are not using WEP, the key is always ASCII (#52128)
    $self->{access}{network}{force_ascii_key} = 1 unless member($self->{access}{network}{encryption}, qw(open restricted));

    my $settings = {
        WIRELESS_MODE => $self->{access}{network}{mode},
        if_($self->need_wpa_supplicant,
            WIRELESS_WPA_DRIVER => wpa_supplicant_get_driver($self->get_driver),
            WIRELESS_WPA_REASSOCIATE => bool2yesno($self->need_wpa_supplicant_reassociate),
            MII_NOT_SUPPORTED => 'no',
        ),
        WIRELESS_ESSID => $self->{access}{network}{essid},
        if_($self->{access}{network}{encryption} ne 'none',
            WIRELESS_ENC_KEY => convert_wep_key_for_iwconfig($self->{access}{network}{key}, $self->{access}{network}{force_ascii_key})),
        if_(member($self->{access}{network}{encryption}, qw(open restricted)),
            WIRELESS_ENC_MODE =>  $self->{access}{network}{encryption}),
        if_($self->need_rt2x00_iwpriv,
            #- use iwpriv for WPA with rt2400/rt2500 drivers, they don't plan to support wpa_supplicant
            WIRELESS_IWPRIV => qq(set AuthMode=WPAPSK
set EncrypType=TKIP
set SSID=$self->{access}{network}{essid}
set WPAPSK="$self->{access}{network}{key}"
set TxRate=0)),
        (map { $_ => $self->{ifcfg}{$_} }
           qw(WIRELESS_NWID WIRELESS_FREQ WIRELESS_SENS WIRELESS_RATE WIRELESS_RTS WIRELESS_FRAG WIRELESS_IWCONFIG WIRELESS_IWSPY), if_(!$self->need_rt2x00_iwpriv, 'WIRELESS_IWPRIV')),
    };
    $self->SUPER::build_ifcfg_settings($settings);
}

sub add_network_to_wpa_supplicant {
    my ($self) = @_;
    if ($self->{access}{network}{encryption} eq 'wpa-eap') {
        wpa_supplicant_add_eap_network($self->{access}{network});
    } else {
        wpa_supplicant_add_network($self->{access}{network});
    }
    #- this should be handled by the monitoring daemon instead
    run_program::run('/usr/sbin/wpa_cli', 'reconfigure');
}

sub write_settings {
    my ($self, $o_net, $o_modules_conf) = @_;

    my $network = $self->get_selected_network;
    network::network::write_wireless_conf($_, $self->build_ifcfg_settings) foreach
        grep { $_ } ($network ? $network->{ap} : ()), $self->{access}{network}{essid};

    $self->add_network_to_wpa_supplicant if $self->need_wpa_supplicant;

    wlan_ng_configure($self->{access}{network}{essid}, $self->{access}{network}{key}, $self->get_interface, $self->get_driver) if $self->{thirdparty}{name} eq 'prism2';

    $self->SUPER::write_settings($o_net, $o_modules_conf);
}

sub apply_network_selection {
    my ($self) = @_;
    require network::network;
    my $file = network::network::get_ifcfg_file($self->get_interface);
    network::network::write_interface_settings($self->build_ifcfg_settings, $file);

    $self->add_network_to_wpa_supplicant if $self->need_wpa_supplicant;
}

sub network_is_configured {
    my ($self, $network) = @_;
    if ($self->{control}{roaming}) {
        return defined $network->{id};
    } else {
        my $wireless_ifcfg = get_network_ifcfg($network->{ap}) || defined $network->{essid} && get_network_ifcfg($network->{essid});
        return $wireless_ifcfg;
    }
}

sub connect {
    my ($self, $_in, $net) = @_;

    $self->SUPER::connect;

    if ($self->{control}{roaming}) {
        my $network_id;
        foreach (0 .. 1) {
            $self->refresh_roaming_ids if $_;
            my $network = $self->get_selected_network;
            $network_id = $network->{id} if $network && defined $network->{id};
        }
        if (defined $network_id) {
            if ($net->{monitor}) {
                log::explanations("selecting wpa_supplicant network $network_id through network monitor");
                eval { $net->{monitor}->select_network($network_id) };
                return !$@;
            } else {
                run_program::run('/usr/sbin/wpa_cli', 'select_network', $network_id);
            }
        }
    }
}

sub get_status_message {
    my ($self, $status) = @_;
    my $interface = $self->get_interface;
    my ($current_essid, $current_ap) = get_access_point($interface);
    my $network = $current_essid || $current_ap && "[$current_ap]";
    {
        link_up => N("Associated to wireless network \"%s\" on interface %s", $network, $interface),
        link_down => N("Lost association to wireless network on interface %s", $interface),
    }->{$status} || $self->SUPER::get_status_message($status);
}



my $wpa_supplicant_conf = "/etc/wpa_supplicant.conf";

sub get_access_point {
    my ($intf) = @_;
    (chomp_(`/sbin/iwgetid -r $intf 2>/dev/null`), lc(chomp_(`/sbin/iwgetid -r -a $intf 2>/dev/null`)));
}

sub is_old_rt2x00 {
    my ($module) = @_;
    member($module, qw(rt2400 rt2500 rt2570 rt61 rt73));
}

sub is_wpa_supplicant_blacklisted {
    my ($module) = @_;
    is_old_rt2x00($module);
}

sub need_wpa_supplicant_reassociate {
       my ($self) = @_;
       $self->get_driver eq 'rt61pci';
}

sub need_rt2x00_iwpriv {
    my ($self) = @_;
    is_old_rt2x00($self->get_driver) && $self->{access}{network}{encryption} eq 'wpa-psk';
}

sub get_hex_key {
    my ($key) = @_;
    #- odd number or non-hexa characters, consider the key as ASCII and prepend "s:"
    if ($key =~ /^([[:xdigit:]]{4}[\:-]?)+[[:xdigit:]]{2,}$/) {
        $key =~ s/[\:-]//g;
        return lc($key);
    }
}

sub convert_wep_key_for_iwconfig {
    my ($real_key, $force_ascii) = @_;
    !$force_ascii && get_hex_key($real_key) || "s:$real_key";
}

sub convert_wep_key_for_wpa_supplicant {
    my ($key, $force_ascii) = @_;
    if (my $hex_key = !$force_ascii && get_hex_key($key)) {
        return length($hex_key) <= $wpa_supplicant_max_wep_key_len * 2 && $hex_key;
    } else {
        return length($key) <= $wpa_supplicant_max_wep_key_len && qq("$key");
    }
}

sub get_wep_key_from_iwconfig {
    my ($key) = @_;
    my ($mode, $real_key) = $key =~ /^(?:(open|restricted)\s+)?(.*)$/;
    my $is_ascii = $real_key =~ s/^s://;
    my $force_ascii = to_bool($is_ascii && get_hex_key($real_key));
    ($real_key, $mode eq 'restricted', $force_ascii);
}

sub convert_psk_key_for_wpa_supplicant {
    my ($key) = @_;
    my $l = length($key);
    $l == 64 ?
      get_hex_key($key) :
    $l >= 8 && $l <= 63 ?
      qq("$key") :
      undef;
}

#- FIXME: to be improved (quotes, comments)
sub wlan_ng_update_vars {
    my ($file, $vars) = @_;
    substInFile {
        while (my ($key, $value) = each(%$vars)) {
            s/^#?\Q$key\E=(?:"[^#]*"|[^#\s]*)(\s*#.*)?/$key=$value$1/ and delete $vars->{$key};
        }
        $_ .= join('', map { "$_=$vars->{$_}\n" } keys %$vars) if eof;
    } $file;
}

sub wlan_ng_configure {
    my ($essid, $key, $device, $module) = @_;
    my $wlan_conf_file = "$::prefix/etc/wlan/wlan.conf";
    my @wlan_devices = split(/ /, (cat_($wlan_conf_file) =~ /^WLAN_DEVICES="(.*)"/m)[0]);
    push @wlan_devices, $device unless member($device, @wlan_devices);
    #- enable device and make it use the choosen ESSID
    wlan_ng_update_vars($wlan_conf_file,
                        {
                            WLAN_DEVICES => qq("@wlan_devices"),
                            "SSID_$device" => qq("$essid"),
                            "ENABLE_$device" => "y"
                        });

    my $wlan_ssid_file = "$::prefix/etc/wlan/wlancfg-$essid";
    #- copy default settings for this ESSID if config file does not exist
    -f $wlan_ssid_file or cp_f("$::prefix/etc/wlan/wlancfg-DEFAULT", $wlan_ssid_file);

    #- enable/disable encryption
    wlan_ng_update_vars($wlan_ssid_file,
                        {
                            (map { $_ => $key ? "true" : "false" } qw(lnxreq_hostWEPEncrypt lnxreq_hostWEPDecrypt dot11PrivacyInvoked dot11ExcludeUnencrypted)),
                            AuthType => $key ? qq("sharedkey") : qq("opensystem"),
                            if_($key,
                                dot11WEPDefaultKeyID => 0,
                                dot11WEPDefaultKey0 => qq("$key")
                            )
                        });
    #- hide settings for non-root users
    chmod 0600, $wlan_conf_file;
    chmod 0600, $wlan_ssid_file;

    #- apply settings on wlan interface
    require services;
    services::restart($module eq 'prism2_cs' ? 'pcmcia' : 'wlan');
}

sub wpa_supplicant_get_driver {
    my ($module) = @_;
    $module =~ /^hostap_/ ? "hostap" :
    $module eq "prism54" ? "prism54" :
    $module =~ /^ath_/ ? "madwifi" :
    $module =~ /^at76c50|atmel_/ ? "atmel" :
    "wext";
}

sub wpa_supplicant_add_network {
    my ($ui_input) = @_;
    my $conf = wpa_supplicant_read_conf();

    # use shorter variables
    my $essid = $ui_input->{essid};
    my $bssid = $ui_input->{bssid};
    my $enc_mode = $ui_input->{encryption};
    my $key = $ui_input->{key};
    my $force_ascii = $ui_input->{force_ascii_key};
    my $mode = $ui_input->{mode};

    my $network = {
        ssid => qq("$essid"),
        scan_ssid => to_bool($bssid), #- hidden or non-broadcasted SSIDs
        if_($bssid, bssid => $bssid),
        if_($enc_mode ne 'none', priority => 1),
    };

    if ($enc_mode eq 'wpa-psk') {
        $network->{psk} = convert_psk_key_for_wpa_supplicant($key);
    } else {
        $network->{key_mgmt} = 'NONE';
        $network->{mode} = to_bool($mode eq 'Ad-hoc');
        if (member($enc_mode, qw(open restricted))) {
            put_in_hash($network, {
                wep_key0 => convert_wep_key_for_wpa_supplicant($key, $force_ascii),
                wep_tx_keyidx => 0,
                auth_alg => $enc_mode eq 'restricted' ? 'SHARED' : 'OPEN',
            });
        }
    }

    #- handle extra variables as final overides
    handle_extra_params($network, $ui_input->{extra});

    @$conf = difference2($conf, [ wpa_supplicant_find_similar($conf, $network) ]);
    push @$conf, $network;
    wpa_supplicant_write_conf($conf);
}

sub wpa_supplicant_find_similar {
    my ($conf, $network) = @_;
    grep {
        my $current = $_;
        any { exists $network->{$_} && $network->{$_} eq $current->{$_} } qw(ssid bssid);
    } @$conf;
}

sub wpa_supplicant_read_conf() {
    my @conf;
    my $network;
    foreach (cat_($::prefix . $wpa_supplicant_conf)) {
        if ($network) {
            #- in a "network = {}" block
            # value is either the string with "quotes" - or a full-length string
            if (/^\s*(\w+)=\s*(?|([^"].*)|("[^"]*"))/) {
                $network->{$1} = $2;
            } elsif (/^\}/) {
                #- end of network block
                push @conf, $network;
                undef $network;
            }
        } elsif (/^\s*network={/) {
            #- beginning of a new network block
            $network = {};
        }
    }
    \@conf;
}

sub wpa_supplicant_write_conf {
    my ($conf) = @_;
    my $buf;
    my @conf = @$conf;
    my $network;
    foreach (cat_($::prefix . $wpa_supplicant_conf)) {
        if ($network) {
            #- in a "network = {}" block
            if (/^\s*(\w+)=(.*)$/) {
                push @{$network->{entries}}, { key => $1, value => $2 };
                member($1, qw(ssid bssid)) and $network->{$1} = $2;
            } elsif (/^\}/) {
                #- end of network block, write it
                $buf .= "network={$network->{comment}\n";

                my $new_network = first(wpa_supplicant_find_similar(\@conf, $network));
                foreach (@{$network->{entries}}) {
                    my $key = $_->{key};
                    if ($new_network) {
                        #- do not write entry if not provided in the new network
                        exists $new_network->{$key} or next;
                        #- update value from the new network
                        $_->{value} = delete $new_network->{$key};
                    }
                    $buf .= "    ";
                    $buf .= "$key=$_->{value}" if $key;
                    $buf .= "$_->{comment}\n";
                }
                if ($new_network) {
                    #- write new keys
                    while (my ($key, $value) = each(%$new_network)) {
                        $buf .= "    $key=$value\n";
                    }
                }
                $buf .= "}\n";
                $new_network and @conf = grep { $_ != $new_network } @conf;
                undef $network;
            } else {
                #- unrecognized, keep it anyway
                push @{$network->{entries}}, { comment => $_ };
            }
        } else {
            if (/^\s*network={/) {
                #- beginning of a new network block
                $network = {};
            } else {
                #- keep other options, comments
                $buf .= $_;
            }
        }
    }

    #- write remaining networks
    foreach (@conf) {
        $buf .= "\nnetwork={\n";
        while (my ($key, $value) = each(%$_)) {
            $buf .= "    $key=$value\n";
        }
        $buf .= "}\n";
    }

    output($::prefix . $wpa_supplicant_conf, $buf);
    #- hide keys for non-root users
    chmod 0600, $::prefix . $wpa_supplicant_conf;
}

sub wpa_supplicant_load_eap_settings {
    my ($network) = @_;
    my $quoted_essid = qq("$network->{essid}");
    my $conf = wpa_supplicant_read_conf();
    foreach my $old_net (@$conf) {
	if ($old_net->{ssid} eq $network->{essid} || $old_net->{ssid} eq $quoted_essid) {
            $network->{extra} = '';
            foreach my $eap_var (keys %eap_vars) {
                next if $eap_var eq 'ssid';
                my $ui_var = join('_', "eap", $eap_var);
                if (defined $old_net->{$eap_var}) {
                    if ($eap_vars{$eap_var} == 0) {
                        if ($network->{extra} eq "") {
                            $network->{extra} = "$eap_var=$old_net->{$eap_var}";
                        } else {
                            $network->{extra} = join('#', $network->{extra}, "$eap_var=$old_net->{$eap_var}");
                        }
                    } else {
                        $network->{$ui_var} = $old_net->{$eap_var};
                        #- remove quotes on selected variables
                        $network->{$ui_var} = $1 if $eap_vars{$eap_var} == 2 && $network->{$ui_var} =~ /^"(.*)"$/;
                        if ($eap_var eq "proto") {
                            $network->{forceeap} = 'WPA2' if $old_net->{$eap_var} eq "RSN";
                            $network->{forceeap} = 'WPA' if $old_net->{$eap_var} eq "WPA";
                        }
                    }
                }
            }
            last;
	}
    }
}

sub handle_extra_params {
    my ($network, $extra) = @_;
    #- handle extra variables as final overides
    if (defined $extra && $extra ne "") {
        #- FIXME: should split it on what the # sign?
        foreach my $extra_var (split('#', $extra)) {
            my ($key, $val) = split('=', $extra_var, 2);
            $network->{$key} = $val;
        }
    }
}
sub wpa_supplicant_add_eap_network {
    my ($ui_input) = @_;

    #- expect all variables for us to be prefixed with eap_
    my $conf = wpa_supplicant_read_conf();
    my $default_eap_cfg = {
        pairwise => 'CCMP TKIP',
        group => 'CCMP TKIP',
        proto => 'RSN WPA',
        key_mgmt => 'WPA-EAP IEEE8021X NONE',
        scan_ssid => 1,
    };
    if ($ui_input->{forceeap} eq 'WPA') {
        #- WPA only
        $default_eap_cfg->{pairwise} = 'TKIP';
        $default_eap_cfg->{group} = 'TKIP';
        $default_eap_cfg->{proto} = 'WPA';
    } elsif ($ui_input->{forceeap} eq 'WPA2') {
        #- WPA2 only
        $default_eap_cfg->{pairwise} = 'CCMP TKIP';
        $default_eap_cfg->{group} = 'CCMP TKIP';
        $default_eap_cfg->{proto} = 'RSN';
    }
    my $network = { ssid => qq("$ui_input->{essid}") };
    #- set the values
    foreach my $eap_var (keys %eap_vars) {
        my $key = join('_', "eap", $eap_var);
        if (!defined $ui_input->{$key} || $ui_input->{$key} =~ /auto detect/i) {
            $network->{$eap_var} = $default_eap_cfg->{$eap_var} if $default_eap_cfg->{$eap_var};
        } else {
            #- do not define if blank, the save routine will delete entry from file
            next if !$ui_input->{$key};
            $network->{$eap_var} = $eap_vars{$eap_var} == 2 ? qq("$ui_input->{$key}") : $ui_input->{$key};
        }
    }
    #- handle extra variables as final overides
    handle_extra_params($network, $ui_input->{extra});

    $network->{mode} = to_bool($ui_input->{mode} eq 'Ad-hoc');

    @$conf = difference2($conf, [ wpa_supplicant_find_similar($conf, $network) ]);
    push @$conf, $network;
    wpa_supplicant_write_conf($conf);
}
1;