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#!/usr/bin/perl
# Drakwizard
# Copyright (C) 2002,2003 Mandrakesoft
#
# Authors: Arnaud Desmons <adesmons@mandrakesoft.com>
# 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::NFS;
use strict;
use common;
use services;
use MDK::Wizard::Wizcommon;
my $wiz = new MDK::Wizard::Wizcommon;
my $o = {
name => N("NFS Wizard"),
var => {
wiz_nfs_dir => '',
wiz_nfs_level => '',
wiz_netmask => ''
},
needed_rpm => [ 'nfs-utils' ],
defaultimage => "$ENV{__WIZ_HOME__}nfs_wizard/images/NFS.png"
};
my %level = (
1 => N("All - No access restriction"),
2 => N("Local Network - access for local network (recommended)")
);
$o->{pages} = {
welcome => {
name => N("NFS Server Configuration Wizard") . "\n\n" . N("This wizard will help you configuring the NFS server for your network."),
no_back => 1,
next => 'nfs'
},
nfs => {
name => N("NFS server") . "\n\n" .N("Directory which will be exported to NFS clients. This directory will be exported in read only mode. It's disallow any request which changes the filesystem."),
post => \&check,
data => [
{ label => N("Directory:"), val => \$o->{var}{wiz_nfs_dir} },
],
next => 'ask_level'
},
ask_level => {
name => N("Access control") . "\n\n" . N("NFS can be restricted to a certain ip class") . "\n\n" . N("Choose the level that suits your needs. If you don't know, the local network level is usually the most appropriate. Beware that the all level may be not secure."),
pre => sub {
$o->{var}{wiz_netmask} = network_mask() if !$o->{var}{wiz_netmask} || $o->{var}{wiz_netmask} eq '0.0.0.0/0.0.0.0'
},
data => [
{ val => \$o->{var}{wiz_nfs_level}, list => [ keys %level ], format => sub { $level{$_[0]} } },
],
post => \&chooser,
next => 'summary'
},
shownet => {
name => N("Grant access on local network") . "\n\n" . N("Access will be allowed for hosts on the network. Here is the information found about your current local network, you can modify it if needed."),
data => [
{ label => N("Authorized network:"), val => \$o->{var}{wiz_netmask} },
],
next => 'summary'
},
error_dir => {
name => N("Error.") . "\n\n" . N("The path you entered does not exist."),
ignore => 1,
next => 'nfs'
},
summary => {
name => N("The wizard collected the following parameters."),
pre => sub {
$o->{var}{wiz_text_level} = $level{$o->{var}{wiz_nfs_level}};
$o->{var}{wiz_netmask} = $o->{var}{wiz_nfs_level} == 1 ? "0.0.0.0/0.0.0.0" : $o->{var}{wiz_netmask}
},
data => [
{ label => N("Exported dir:"), fixed_val => \$o->{var}{wiz_nfs_dir} },
{ label => N("Access :"), fixed_val => \$o->{var}{wiz_text_level} },
{ label => N("Netmask :"), fixed_val => \$o->{var}{wiz_netmask} },
],
post => \&do_it,
next => 'end'
},
end => {
name => N("Congratulations") . "\n\n" . N("The wizard successfully configured your NFS server."),
end => 1,
next => 0
},
error_end => {
name => N("Failed"),
data => [ { label => N("Relaunch drakwizard, and try to change some parameters.") } ],
no_back => 1,
end => 1,
next => 0,
},
};
sub new {
my ($class) = @_;
bless {
o => $o,
}, $class;
}
sub check {
-d $o->{var}{wiz_nfs_dir} or return 'error_dir'
}
sub network_mask {
my $wiz_ip_server = $wiz->{net}->itf_get("IPADDR");
my $mask = $wiz->{net}->itf_get("NETMASK");
$mask = $mask || "255.255.255.0";
$wiz_ip_server = $wiz_ip_server || "192.168.1.0";
"$1.$2.$3.0/$mask" if $wiz_ip_server =~ /(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/;
}
sub chooser {
$o->{var}{wiz_nfs_level} == 2 || 'shownet'
}
sub do_it {
$::testing and return;
my $line;
my $file = "/etc/exports";
chomp($o->{var}{wiz_nfs_dir});
-f $file and cp_af($file, $file.".orig");
if ($o->{var}{wiz_nfs_level} == 2) {
#my $mask = $wiz->{net}->itf_get("NETMASK");
$line = "$o->{var}{wiz_nfs_dir} $o->{var}{wiz_netmask}(ro,no_root_squash,sync)\n";
}
else {
$line = "$o->{var}{wiz_nfs_dir} *(rw,no_root_squash,sync)\n";
}
my $t;
foreach (cat_($file)) {
if (/^(?!#).*$o->{var}{wiz_nfs_dir}\s/) {
$t = $_;
last;
}
}
substInFile { s|^(?!#).*$o->{var}{wiz_nfs_dir}\s.*|#$&| } $file;
append_to_file($file, $line);
system("/usr/sbin/exportfs -a");
services::start('nfs') if services::is_service_running('nfs');
check_started('nfsd');
}
1;
|
