/usr/share/perl5/EBox/DHCP/Model/Options.pm is in zentyal-dhcp 2.3.8+quantal1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation.
#
# 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
# Class: EBox::DHCP::Model::Options
#
# This class is the model to configurate general options for the dhcp
# server on a static interface. The fields are the following:
#
# - default gateway
# - search domain
# - primary nameserver
# - second nameserver
#
package EBox::DHCP::Model::Options;
use base 'EBox::Model::DataForm';
use strict;
use warnings;
use EBox::Exceptions::External;
use EBox::Exceptions::InvalidData;
use EBox::Exceptions::MissingArgument;
use EBox::Gettext;
use EBox::Global;
use EBox::NetWrappers;
use EBox::Types::DomainName;
use EBox::Types::HostIP;
use EBox::Types::Select;
use EBox::Types::Union;
use EBox::Types::Union::Text;
use EBox::Validate;
# Dependencies
use Net::IP;
# Group: Public methods
# Constructor: new
#
# Create the general options to the dhcp server
#
# Overrides:
#
# <EBox::Model::DataForm::new>
#
# Returns:
#
# <EBox::DHCP::Model::Options>
#
# Exceptions:
#
# <EBox::Exceptions::MissingArgument> - thrown if any compulsory
# argument is missing
#
sub new
{
my $class = shift;
my %opts = @_;
my $self = $class->SUPER::new(@_);
bless ( $self, $class);
$self->{netMod} = EBox::Global->modInstance('network');
return $self;
}
# Method: validateTypedRow
#
# Overrides:
#
# <EBox::Model::DataTable::validateTypedRow>
#
sub validateTypedRow
{
my ($self, $action, $changedFields, $allFields) = @_;
my $interface = $self->_interface();
# Validate default gateway
if ( exists $changedFields->{default_gateway} ) {
# Check the given gateway is in the current network
my $networkCIDR =
EBox::NetWrappers::to_network_with_mask(
$self->{netMod}->ifaceNetwork($interface),
$self->{netMod}->ifaceNetmask($interface),
);
my $networkIP = new Net::IP($networkCIDR);
my $defaultGwType = $changedFields->{default_gateway};
my $selectedTypeName = $defaultGwType->selectedType();
my ($defaultGwIP, $gwName);
if ($selectedTypeName eq 'ip') {
$defaultGwIP = new Net::IP($defaultGwType->value());
$gwName = $defaultGwIP->print();
} elsif ($selectedTypeName eq 'name') {
my $gwModel = $defaultGwType->foreignModel();
my $row = $gwModel->row( $defaultGwType->value() );
$defaultGwIP = new Net::IP($row->{plainValueHash}->{ip});
$gwName = $defaultGwType->printableValue();
}
if (defined ($defaultGwIP)) {
unless ($defaultGwIP->overlaps($networkIP) == $IP_A_IN_B_OVERLAP ) {
throw EBox::Exceptions::External(__x('{gateway} is not in the '
. 'current network',
gateway => $gwName));
}
}
}
# Validate primary Nameserver
if (exists $changedFields->{primary_ns}) {
# Check if chosen is DNS to check if it's enabled
if ($changedFields->{primary_ns}->selectedType() eq 'eboxDNS') {
my $dns = EBox::Global->modInstance('dns');
unless ($dns->isEnabled()) {
throw EBox::Exceptions::External(__('DNS module must be enabled to be able to select Zentyal as primary DNS server'));
}
}
}
# Validate NTP server
if ( exists $changedFields->{ntp_server} ) {
# Check if chosen is NTP to check if it is enabled
if ( $changedFields->{ntp_server}->selectedType() eq 'eboxNTP' ) {
my $ntp = EBox::Global->modInstance('ntp');
unless ( $ntp->isEnabled() ) {
throw EBox::Exceptions::External(__('NTP module must be enabled to be able to select Zentyal as NTP server'));
}
}
}
# Validate WINS server
if ( exists $changedFields->{wins_server} ) {
# Check if chosen is WINS to check if it is enabled
if ( $changedFields->{wins_server}->selectedType() eq 'eboxWINS' ) {
my $sambaMod = EBox::Global->modInstance('samba');
unless ( $sambaMod->isEnabled() ) {
throw EBox::Exceptions::External(
__('Samba module must be enabled to be able to select Zentyal as WINS server')
);
}
}
}
}
# Method: defaultGateway
#
# Get the current default gateway
#
# Returns:
#
# String - the current default gateway in a IP address form
#
sub defaultGateway
{
my ($self) = @_;
my $row = $self->row();
my $gwType = $row->elementByName('default_gateway');
my $selectedTypeName = $gwType->selectedType();
if ( $selectedTypeName eq 'ip' ) {
return $gwType->subtype->value();
} elsif ( $selectedTypeName eq 'name' ) {
my $gwModel = $gwType->subtype()->foreignModel();
my $row = $gwModel->row( $gwType->subtype()->value() );
return $row->valueByName('ip');
} elsif ( $selectedTypeName eq 'none' ) {
return '';
} elsif ( $selectedTypeName eq 'ebox' ) {
return $self->{netMod}->ifaceAddress($self->_interface());
}
}
# Method: gatewayName
#
# If gateway is set to a 'configured gateway' it returns it name. If gateway is
# set to another type, returns undef
sub gatewayName
{
my ($self) = @_;
my $row = $self->row();
my $gw = $row->elementByName('default_gateway');
if ($gw->selectedType() eq 'name') {
my $gwModel = $gw->subtype()->foreignModel();
my $gwName = $gwModel->row( $gw->subtype()->value())->valueByName('name');
return $gwName
}
return undef;
}
# Method: searchDomain
#
# Get the current search domain
#
# Returns:
#
# String - the current search domain if any, otherwise undef
#
sub searchDomain
{
my ($self) = @_;
my $row = $self->row();
my $selectedType = $row->elementByName('search_domain')->selectedType();
if ( $selectedType eq 'none' ) {
return undef;
} else {
return $row->elementByName('search_domain')->subtype()->printableValue();
}
}
# Method: nameserver
#
# Get the primary or secondary nameserver for this options interface
#
# Parameters:
#
# number - Int 1 or 2
#
# Returns:
#
# String - the current nameserver IP if any, otherwise undef
#
sub nameserver
{
my ($self, $number) = @_;
my $row = $self->row();
my $selectedType;
if ( $number == 1 ) {
$selectedType = $row->elementByName('primary_ns')->selectedType();
if ( $selectedType eq 'none' ) {
return undef;
} elsif ( $selectedType eq 'eboxDNS' ) {
my $ifaceAddr = $self->{netMod}->ifaceAddress($self->_interface());
return $ifaceAddr;
} else {
return $row->elementByName('primary_ns')->subtype()->printableValue();
}
} else {
return $row->printableValueByName('secondary_ns');
}
}
# Method: ntpServer
#
# Get the current IP address from the NTP server
#
# Returns:
#
# String - the current NTP server if any, otherwise undef is returned
#
sub ntpServer
{
my ($self) = @_;
my $row = $self->row();
my $selectedType = $row->elementByName('ntp_server')->selectedType();
if ($selectedType eq 'none') {
return undef;
} elsif ($selectedType eq 'eboxNTP') {
my $ifaceAddr = $self->{netMod}->ifaceAddress($self->_interface());
return $ifaceAddr;
} elsif ($selectedType eq 'custom_ntp') {
return $row->valueByName('custom_ntp');
}
}
# Method: winsServer
#
# Get the current IP address from the WINS server
#
# Returns:
#
# String - the current WINS server if any, otherwise undef is returned
#
sub winsServer
{
my ($self) = @_;
my $row = $self->row();
my $selectedType = $row->elementByName('wins_server')->selectedType();
if ($selectedType eq 'none') {
return undef;
} elsif ($selectedType eq 'eboxWINS') {
my $ifaceAddr = $self->{netMod}->ifaceAddress($self->_interface());
return $ifaceAddr;
} elsif ($selectedType eq 'custom_wins') {
return $row->valueByName('custom_wins');
}
}
# Group: Protected methods
# Method: _table
#
# Overrides:
#
# <EBox::Model::DataForm::_table>
#
sub _table
{
my ($self) = @_;
my $gl = EBox::Global->getInstance();
my (@searchDomainSubtypes, @primaryNSSubtypes) = ( (), () );
push ( @searchDomainSubtypes,
new EBox::Types::Union::Text(
fieldName => 'none',
printableName => __('None'),
));
push ( @searchDomainSubtypes,
new EBox::Types::DomainName(
fieldName => 'custom',
printableName => __('Custom'),
editable => 1,
));
# Set the subtypes associated to DNS module
if ( $gl->modExists('dns') ) {
push( @searchDomainSubtypes,
new EBox::Types::Select(
fieldName => 'ebox',
printableName => __(q{Zentyal domain}),
editable => 1,
foreignModel => \&_domainModel,
foreignField => 'domain',
));
push ( @primaryNSSubtypes,
new EBox::Types::Union::Text(
fieldName => 'eboxDNS',
printableName => __('local Zentyal DNS')
));
}
push ( @primaryNSSubtypes,
new EBox::Types::HostIP(
fieldName => 'custom_ns',
printableName => __('Custom'),
editable => 1,
defaultValue => $self->_fetchPrimaryNS(),
),
new EBox::Types::Union::Text(
fieldName => 'none',
printableName => __('None'),
));
my @ntpSubtypes = ( new EBox::Types::Union::Text(fieldName => 'none',
printableName => __('None')));
if ( $gl->modExists('ntp') ) {
push(@ntpSubtypes,
new EBox::Types::Union::Text(fieldName => 'eboxNTP',
printableName => __('local Zentyal NTP')));
}
push(@ntpSubtypes,
new EBox::Types::HostIP(fieldName => 'custom_ntp',
printableName => __('Custom'),
editable => 1)
);
my @winsSubtypes = ( new EBox::Types::Union::Text(fieldName => 'none',
printableName => __('None')));
if ( $gl->modExists('samba') ) {
push(@winsSubtypes,
new EBox::Types::Union::Text(fieldName => 'eboxWINS',
printableName => __('local Zentyal')));
}
push(@winsSubtypes,
new EBox::Types::HostIP(fieldName => 'custom_wins',
printableName => __('Custom'),
editable => 1)
);
my @tableDesc =
(
new EBox::Types::Union(
fieldName => 'default_gateway',
printableName => __('Default gateway'),
editable => 1,
subtypes =>
[
new EBox::Types::Union::Text(
fieldName => 'ebox',
printableName => __('Zentyal'),
),
new EBox::Types::HostIP(
fieldName => 'ip',
printableName => __('Custom IP address'),
editable => 1,
#defaultValue => $self->_fetchIfaceAddress(),
),
new EBox::Types::Union::Text(
fieldName => 'none',
printableName => __('None'),
),
new EBox::Types::Select(
fieldName => 'name',
printableName => __('Configured ones'),
editable => 1,
foreignModel => \&_gatewayModel,
foreignField => 'name'
),
],
help => __('Setting "Zentyal" as default gateway will set the interface '
. 'IP address as gateway'),
),
new EBox::Types::Union(
fieldName => 'search_domain',
printableName => __('Search domain'),
editable => 1,
subtypes => \@searchDomainSubtypes,
help => __('The selected domain will complete on your clients '
. 'those DNS queries which are not fully qualified'),
),
new EBox::Types::Union(
fieldName => 'primary_ns',
printableName => __('Primary nameserver'),
editable => 1,
subtypes => \@primaryNSSubtypes,
help => __('If "Zentyal DNS" is present and selected, the Zentyal server will act '
. 'as cache DNS server'),
),
new EBox::Types::HostIP(
fieldName => 'secondary_ns',
printableName => __('Secondary nameserver'),
editable => 1,
optional => 1,
),
new EBox::Types::Union(
fieldName => 'ntp_server',
printableName => __('NTP server'),
editable => 1,
subtypes => \@ntpSubtypes,
help => __('If "Zentyal NTP" is present and selected, '
. 'Zentyal will be the NTP server for DHCP clients'),
),
new EBox::Types::Union(
fieldName => 'wins_server',
printableName => __('WINS server'),
editable => 1,
subtypes => \@winsSubtypes,
help => __('If "Zentyal Samba" is present and selected, '
. 'Zentyal will be the WINS server for DHCP clients'),
),
);
my $dataForm = {
tableName => 'Options',
printableTableName => __('Common options'),
modelDomain => 'DHCP',
defaultActions => [ 'editField', 'changeView' ],
tableDescription => \@tableDesc,
class => 'dataForm',
help => __('If you set a "configured ones" as default gateway, '
. 'you may choose one the configured gateways. As '
. '"search domain" value, one of the configured '
. 'DNS domains on Zentyal might be chosen. '
. 'All fields are optionals setting '
. 'its value as "None" or leaving blank.'),
};
return $dataForm;
}
# Group: Private methods
# Get the object model from Objects module
sub _domainModel
{
# FIXME: when model works with old fashioned
return EBox::Global->modInstance('dns')->model('DomainTable');
}
# Get the object model from Service module
sub _gatewayModel
{
# FIXME: when model works with old fashioned
return EBox::Global->modInstance('network')->model('GatewayTable');
}
# Fetch ip address from current interface
sub _fetchIfaceAddress
{
my ($self) = @_;
my $ifaceAddr = $self->{netMod}->ifaceAddress($self->_interface());
($ifaceAddr) or return undef;
return $ifaceAddr;
}
# Fetch primary nameserver from Network module
sub _fetchPrimaryNS
{
my ($self) = @_;
my $nsOne = $self->{netMod}->nameserverOne();
($nsOne) or return undef;
return $nsOne;
}
# Fetch secondary nameserver from Network module
sub _fetchSecondaryNS
{
my ($self) = @_;
my $nsTwo = $self->{netMod}->nameserverTwo();
($nsTwo) or return undef;
return $nsTwo;
}
sub _interface
{
my ($self) = @_;
return $self->parentRow()->valueByName('iface');
}
# Method: viewCustomizer
#
# Overrides <EBox::Model::DataTable::viewCustomizer>
#
#
sub viewCustomizer
{
my ($self) = @_;
my $customizer = new EBox::View::Customizer();
$customizer->setModel($self);
$customizer->setHTMLTitle([]);
return $customizer;
}
1;
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