summaryrefslogtreecommitdiffstats
path: root/samba_wizard/Samba.pm
blob: f310fcb2b521ccb0b767d686101f91a9a7c4e074 (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
#!/usr/bin/perl

# Drakwizard

# Copyright (C) 2002 Arnaud Desmons <adesmons@mandrakesoft.com>
# Copyright (C) 2003 Florent Villard <warly@mandrakesoft.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

package MDK::Wizard::Samba;
use strict;

use common;
use MDK::Wizard::Wizcommon;

my $wiz = new MDK::Wizard::Wizcommon;

my $o = { 
    name => 'Samba wizard',
	var => { 
	    wiz_box_list => '', 
	    wiz_hosts_allow => '', 
	    wiz_do_file_sharing => '',
	    wiz_all_printers => '',
	    wiz_level => '',
	    wiz_printers => '',
	    wiz_do_printer_sharing => '',
	    wiz_do_homes => '',
	    wiz_workgroup => '',
	    wiz_dir => '',
	    wiz_banner => '',
	    wiz_write_list => '',
	    wiz_read_list => '',
	    wiz_hosts_deny => '',
	    list_printers => ''
	},
	needed_rpm => [ 'samba-server' ],
	defaultimage => "$ENV{__WIZ_HOME__}samba_wizard/images/samba.png"
    };

my $old = read_conf("/etc/samba/smb.conf");

my %level = (
    1 => N('All - No access restriction'),
    2 => N('My rules - Ask me allowed and denied hosts')
);

$o->{pages} = { 
    welcome => {
        name => N('Samba Configuration Wizard') . "\n\n" . N('Samba allows your server to behave as a file and print server for workstations running non-Linux systems.') . "\n\n" . N('This wizard will help you configuring the Samba services of your server.'),
        no_back => 1,
        next => 'ask_workgroup'
    },
    ask_workgroup => {
        name => N('Workgroup') . "\n\n" . N('Samba needs to know the Windows Workgroup it will serve.') . "\n\n" . N('Samba needs to know the Windows Workgroup it will serve.'),
        pre => sub {
           $o->{var}{wiz_workgroup} ||= get_workgroup()
        },
        data => [
           { label => N('Workgroup:'),  val => \$o->{var}{wiz_workgroup} },
        ],
	post => \&check_workgroup,
        next => 'ask_banner'
   },
   error_in_workgroup => {
       name => N('Error.'),
       data => [
	      { label => N('The Workgroup is wrong') },
       ],
       post => \&check_workgroup,
       next => 'ask_workgroup'
    },
    ask_banner => {
        name => N('Server Banner.') . "\n\n" . N('The banner is the way this server will be described in the Windows workstations.') . "\n\n" . N('The banner is the way this server will be described in the Windows workstations.'),
        pre => sub {
  	    $o->{var}{wiz_banner} ||= get_banner()
	},
	post => \&check_banner,
        data => [
            { label => N('Banner:'),  val => \$o->{var}{wiz_banner} },
            ],
        next => 'ask_net'
    },
    error_in_banner => {
        name => N('Error.'),
        data => [
            { label => N('The Server Banner is incorrect') },
            ],
        next => 'ask_banner'
    },
    ask_net => {
        name => N('Access control') . "\n\n" . N('') . "\n\n" . N(''),
        pre => sub {
      	$o->{var}{wiz_level} ||= 1
        },
        post => sub { return 'ask_netmask' if $o->{var}{wiz_level} == 2 },
        data => [
            { label => N('Access level :'), val => \$o->{var}{wiz_level}, list => [ keys %level ], format => sub { $level{$_[0]} } },
            ],
        next => 'ask_services'
    },
    ask_netmask => {
        name => N('Access control') . "\n\n" . N('* Example 1: allow all IPs in 150.203.*.*; except one\nhosts allow = 150.203. EXCEPT 150.203.6.66') . "\n\n" . N('* Example 2: allow hosts that match the given network/netmask\nhosts allow = 150.203.15.0/255.255.255.0') . "\n\n" . N('* Example 3: allow a couple of hosts\nhosts allow = lapland, arvidsjaur') . "\n\n" . N('* Example 4: allow only hosts in NIS netgroup \qfoonet\q,  but deny access from one particular host\nhosts allow = @foonet\nhosts deny = pirate') . "\n\n" . N('Note that access still requires suitable user-level passwords.'),
        pre => sub {
      	$o->{var}{wiz_hosts_allow} ||= get_allow_host();
      	$o->{var}{wiz_hosts_allow} ||= get_deny_host()
        },
        post => \&check,
        data => [
            { label => N('Allow hosts:'),  val => \$o->{var}{wiz_allow_host} },
            { label => N('Deny hosts:'),  val => \$o->{var}{wiz_deny_host} },
            ],
        next => 'ask_services'
    },
    ask_services => {
        name => N('Enabled Samba Services') . "\n\n" . N('Samba can provide a common file sharing area to your Windows workstation, and can also provide printer sharing for the printers connected to your server.'),
        pre => sub {
      	$o->{var}{wiz_do_file_sharing} ||= get_file_sharing();
      	$o->{var}{wiz_do_printer_sharing} ||= 1;
      	$o->{var}{wiz_do_homes} ||= get_home_sharing()
        },
        post => \&check_services,
        data => [
            { text => N('Enable file sharing area'), type => 'bool', val => \$o->{var}{wiz_do_file_sharing} },
            { text => N('Enable Server Printer Sharing'), type => 'bool', val => \$o->{var}{wiz_do_printer_sharing} },
            { text => N('Make home directories available for their owners'), type => 'bool', val => \$o->{var}{wiz_do_homes} },
            ],
        next => 'ask_dir'
    },
    warn_smbpasswd => {
        name => N('Warning.') . "\n\n" . N('You have selected to allow user access their home directories via samba but you/they must use smbpasswd to set a password.'),
        post => \&ask_dir,
        next => 'summary'
    },
    ask_dir => {
        name => N('Shared directory:') . "\n\n" . N('Type the path of the directory you want being shared.'),
        pre => sub {
      	    $o->{var}{wiz_dir} ||= get_dir()
        },
        post => \&check_dir,
        data => [
            { label => N('Shared directory:'),  val => \$o->{var}{wiz_dir} },
            ],
        next => 'ask_access'
    },
    error_in_dir => {
        name => N('Error.'),
        data => [
            { label => N('The path you entered does not exist.') },
            ],
        next => 'ask_dir'
    },
    ask_access => {
        name => N('File permissions') . "\n\n" . N('Type users or group separated by a comma (groups must be preceded by a \'@\') like this :\nroot, fred, @users, @wheel for each kind of permission.') . "\n\n" . N(''),
        pre => sub {
      	$o->{var}{wiz_read_list} ||= get_read();
      	$o->{var}{wiz_write_list} ||= get_write()
        },
        post => \&check_users,
        data => [
            { label => N('read list:'), help => N('root, fred, @users, @wheel'), val => \$o->{var}{wiz_read_list} },
            { label => N('write list:'), help => N('root, fred, @users, @wheel'), val => \$o->{var}{wiz_write_list} },
            ],
        next => 'ask_printers'
    },
    ask_printers => {
        name => N('Select which printers you want to be accessible from known users'),
        pre => sub {
      	    $o->{var}{list_printers} ||=  [ list_printers() ];
	    $o->{var}{wiz_box_list} ||= []
        },
        post => \&check,
        data => [
            { text => N('Enable all printers'), type => 'bool', val => \$o->{var}{wiz_all_printers} },
            { val => \$o->{var}{wiz_box_list}, boolean_list => \$o->{var}{list_printers}, disabled => sub { $o->{var}{wiz_all_printers} and return 1; 0 } },
            ],
        next => 'summary'
    },
    warning => {
      name => N('Warning.'),
      data => [ { label => N('') } ],
      next => 'summary'
    },
    error => {
      name => N('Error.'),
      data => [ { label => N('') } ],
      next => 'config'
    },
    summary => {
      name =>  N('Configuring Samba') . "\n\n" . N('The wizard collected the following parameters
configure Samba.') . "\n\n" . N('To accept these values, and configure your server, click the Next button or use the Back button to correct them.'),
      pre => sub {
          $o->{var}{printers} = get_printers();
	  $o->{var}{file_sharing} = $o->{var}{wiz_do_file_sharing} ? N("enabled") : N("disabled");
	  $o->{var}{printer_sharing} = $o->{var}{wiz_do_printer_sharing} ? N("enabled") : N("disabled");
	  $o->{var}{shared_homes} = $o->{var}{wiz_do_homes} ? N("enabled") : N("disabled")
      },	    
      data => [
            { label => N('Workgroup:'), fixed_val => \$o->{var}{wiz_workgroup} },
            { label => N('Server Banner:'), fixed_val => \$o->{var}{wiz_banner} },
            { label => N('File Sharing:'),  fixed_val => \$o->{var}{file_sharing} },
            { label => N('Shared directory:'),  fixed_val => \$o->{var}{wiz_dir} },
            { label => N('Print Server:'),  fixed_val => \$o->{var}{printer_sharing} },
            { label => N('Home:'), fixed_val => \$o->{var}{shared_homes} },
            { label => N('Printers:'), fixed_val => \$o->{var}{printers} },
        ],
      post => \&do_it,
      next => 'end'
    },
    end => { 
      name => N('Congratulation'),
      data => [ { label => N('The wizard successfully configured your Samba server.') } ], 
      end => 1,
      next => 0
    },
};

sub new {
    my ($class, $conf) = @_;
    bless {
	    o   => $o,
       }, $class;
}

sub check {
    $> and return 1;
    $o->is_dhcp() and return 2;
    0;
}

sub check_services {
    $o->{var}{wiz_do_homes} and return 'warn_smbpasswd';
    $o->{var}{wiz_do_file_sharing} and return 'ask_dir';
    $o->{var}{wiz_do_printer_sharing} and return 'ask_printers';
}

sub check_dir {
    -d ($o->{var}{wiz_dir}) or return 'error_in_dir'
}

# the "__" before comment is to avoid conflicts with possible "comment" variable
# for variables value is in value key and comment idem (no risque of conflict)

sub read_conf {
    my	$self = {};
    my	($file) = @_;
    my	$menu;
    my	@tab;
    my	%conf;

    open(FH, $file) or die "$! ($file)";
    while (<FH>) {
	if (/^(\s*\;?\s*)\[(.*)\].*/) {
	    $menu = $2;
	    $conf{$menu}{__comment} = $1;
	}
	elsif (/^(?!\#)(\s*\;*\s*)(.*?)\s*=\s*(.*)\s*$/) {
	    $conf{$menu}{$2}{value} = $3;
	    $conf{$menu}{$2}{comment} = $1;
	}
	push @tab, $_;
    }
    $self->{conf} = \%conf;
    $self->{tab} = \@tab;
    bless $self;
}

# we parse @tab to check for values in the struct.

sub write_conf {
    my	$self = shift;
    my	($file) = @_;
    my	$menu;

    open(FH, "> $file") or die "$!";
    foreach (@{$self->{tab}}) {
	if (/^\s*\;?\s*\[(.*)\].*/) {
	    $menu = $1;
	    print FH "$self->{conf}->{$menu}{__comment}"."[$menu]\n";
	}
	elsif (/^(?!\#)\s*\;*\s*(.*?)\s*=/) {
	    print FH "$self->{conf}->{$menu}{$1}{comment}"."$1" ." = ". "$self->{conf}->{$menu}{$1}{value}\n";
	}
	else {
	    print FH $_;
	}
    }
}

#section has the name of the printer
sub add_printer {
    my	$self = shift;
    my	($printer) = @_;

    if (exists $self->{conf}->{$printer}) {
	$self->comment_menu($printer, " ");
    }
    else {
	$self->{conf}->{$printer}{printable}{comment} = " ";
	$self->{conf}->{$printer}{printer}{comment} = " ";
	push @{$self->{tab}}, "[$printer]\n";
	push @{$self->{tab}}, "printer = $printer\n"; 
	push @{$self->{tab}}, "printable = yes\n"; 
	$self->{conf}->{$printer}{printer}{value} = $printer;
	$self->{conf}->{$printer}{printable}{value} = "yes";
    }
}

sub list_printers {
    my @list if 0;

    return @list if @list;
    @list = sort grep /^(?!\#).*/, map {
        my ($printer) = split(':', $_);
    } cat_("/etc/printcap");
    @list
}


sub check_users {
    return 'ask_printers' if $o->{var}{wiz_do_printer_sharing}
}

sub comment_menu {
    my	$self = shift;
    my	($menu, $str) = @_;

    return if (!$menu or !exists $self->{conf}->{$menu});
    $self->{conf}->{$menu}{__comment} = $str;
    foreach (keys %{$self->{conf}->{$menu}}) {
	($_ eq "__comment") and next;
	$self->{conf}->{$menu}{$_}{comment} = $str;
    }
}

sub comment_var {
    my	$self = shift;
    my	($menu, $var, $str) = @_;

    $self->{conf}->{$menu}{$var}{comment} = $str;
}

sub chg_var {
    my	$self = shift;
    my	($menu, $var, $str) = @_;

    $self->{conf}->{$menu}{$var}{value} = $str;
}

# all or selected printers
sub printer_sharing {
    my	$self = shift;

    if ($o->{var}{wiz_all_printers}) {
	$self->comment_menu("printers", " ");
	foreach my $printer (keys (%::bool)) {
	    $self->comment_menu($printer, ";");
	}
    }
    else {
	$self->comment_menu("printers", ";");
	foreach my $printer (keys (%::bool)) {
	    if (int($::bool{$printer})) {
		$self->comment_menu($printer, " ");
		$self->add_printer($printer);
	    }
	    else {
		$self->comment_menu($printer, ";");
	    }
	}
    }
}

sub get_printers {
    if ($o->{var}{wiz_do_printer_sharing}) {
	my $string;
	$o->{var}{wiz_all_printers} and return "all printers";
	for (my $i; $i < @{$o->{var}{wiz_box_list}}; $i++) {
	    $string .= "$o->{var}{list_printers}[$i]\n" if $o->{var}{wiz_box_list}[$i]
	}
	"$string";
    }
    else {
	"disabled";
    }
}

sub check_workgroup {
    $o->{var}{wiz_workgroup} or return 'error_in_workgroup'
}

sub ask_acces {
    10;
}

sub get_write {
    $old->{conf}->{public}{"write list"}{value};
}

sub get_read {
    $old->{conf}->{public}{"read list"}{value};
}

sub check_banner {
    $o->{var}{wiz_banner} or return 'error_in_banner'
}

sub get_workgroup {
    $old->{conf}->{global}{workgroup}{value}
}

sub get_banner {
    $old->{conf}->{global}{"server string"}{value};
}

sub ask_dir {
    return 'ask_dir' if $o->{var}{wiz_do_file_sharing};
    return 'ask_printers' if $o->{var}{wiz_do_printer_sharing};
}

sub get_dir {
    $old->{conf}->{public}{path}{value};
}

sub get_file_sharing {
    return 0 if ($old->{conf}->{public}{__comment} =~ /\;|\#/);
    1;
}

sub get_home_sharing {
    return 0 if ($old->{conf}->{homes}{__comment} =~ /\;|\#/);
    1;
}

sub get_netmask {
    "192.168.100.1/255.255.255.0";
}

sub get_allow_host {
    $old->{conf}->{global}{"hosts allow"}{value};
}

sub get_deny_host {
    $old->{conf}->{global}{"hosts deny"}{value};
}

# remember one variable cannot be commented and not in the same file.
sub do_it {
    $::testing and return;
    my	$file = "__WIZ_HOME__/samba_wizard/scripts/smb.conf.default";

    my $conf = read_conf($file);
    $conf->chg_var("global", "workgroup", $o->{var}{wiz_workgroup});
    $conf->chg_var("global", "server string", $o->{var}{wiz_banner});
    $conf->chg_var("public", "write list", $o->{var}{wiz_write_list}) if $o->{var}{wiz_do_file_sharing};
    $conf->chg_var("public", "read list", $o->{var}{wiz_read_list}) if $o->{var}{wiz_do_file_sharing};
    my $ip = $o->itf_get("IPADDR");
    if ($o->{var}{wiz_do_file_sharing}) {
	standalone->explanations("Enabling $o->{var}{wiz_dir} samba file sharing");
 	$conf->comment_menu("public", " ");
	$conf->chg_var("public", "path", $o->{var}{wiz_dir});
    }
    else {
	standalone->explanations("Disabling samba file sharing");
	$conf->comment_menu("public", ";");
    }
    if ($o->{var}{wiz_do_homes}) {
	standalone->explanations("Enabling samba homes sharing");
	$conf->comment_menu("homes", " ");
    }
    else {
	standalone->explanations("Disabling samba homes sharing");
	$conf->comment_menu("homes", ";");
    }
    standalone->explanations("Samba deny $o->{var}{wiz_hosts_deny}");
    standalone->explanations("Samba allow $o->{var}{wiz_hosts_allow}");
#    $conf->chg_var("global", "hosts deny", $o->{var}{wiz_hosts_deny});
#    $conf->chg_var("global", "hosts allow", $o->{var}{wiz_hosts_allow});

    if ($o->{var}{wiz_do_printer_sharing}) {
	standalone->explanations("Enabling printer sharing");
	$conf->printer_sharing();
    }
    else {
 	standalone->explanations("Disabling printer sharing");
 	foreach my $printer (keys (%::bool)) {
	    if (!int($::bool{$printer})) {
		$conf->comment_menu("$printer", ";");
 	    }
 	}
	$conf->comment_menu("printers", ";");
     }
    $conf->write_conf("/etc/samba/smb.conf");
    if (services::is_service_running('smb')) {
	services::restart('smb') 
    } else {
        services::start('smb')
    }
}
1;