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package network::vpn;
=head1 NAME
network::vpn - VPN connection abstract class
=cut
use common;
my $vpn_d = "/etc/sysconfig/network-scripts/vpn.d";
=head1 CLASS METHODS
=head2 Generic class methods
=over
=item list_types
List supported VPN types
=cut
sub list_types {
common::load_modules_from_base(__PACKAGE__);
}
=item get_configured_connections
Return list of configured connections for this class
=cut
sub get_configured_connections {
my ($class) = @_;
map { if_(/^(.*).conf$/, $class->new($1)) } all($::prefix . $vpn_d . '/' . $class->get_type);
}
=item new(NAME)
Create a new VPN connection object named NAME
=cut
sub new {
my ($class, $name) = @_;
bless {
name => $name,
}, $class;
}
=back
=head2 Pure virtual class methods
=over
=item get_type
Return VPN type (preferably one lowercase word)
=item get_description
Return description of the VPN type
=item get_packages
List package required for configuration
=back
=head1 INSTANCE METHODS
=head2 Generic instance methods
=over
=item get_name
Return name of the VPN connection
=cut
sub get_name {
my ($connection) = @_;
$connection->{name};
}
=item get_label
Return label of the VPN connection
=cut
sub get_label {
my ($connection) = @_;
sprintf("%s (%s)", $connection->get_name, $connection->get_type);
}
=item get_config_path
Get configuration file path
=cut
sub get_config_path {
my ($connection) = @_;
$::prefix . $vpn_d . '/' . $connection->get_type . '/' . $connection->get_name . '.conf';
}
sub _run {
my ($connection, $action, @args) = @_;
my @command = ('vpn-' . $action, $connection->get_type, $connection->get_name, @args);
@command = common::wrap_command_for_root(@command) if $>;
require run_program;
run_program::rooted($::prefix, , @command);
}
=item start($o_in)
Start the VPN connection
$o_in is an interactive object used to interact with the user,
used if some interactive username/passwords are required.
If not specified, there is no user interaction.
=cut
sub start {
my ($connection, $_o_in) = @_;
$connection->_run('start');
}
=item stop
Stop the VPN connection
=cut
sub stop {
my ($connection) = @_;
$connection->_run('stop');
}
=item is_started
Returns true if the VPN connection is started
=cut
sub is_started {
my ($connection) = @_;
my $pid = chomp_(cat_($::prefix . '/var/run/' . $connection->get_type . '-' . $connection->get_name . '.pid'));
$pid && -e '/proc/' . $pid;
}
=back
=head2 Pure virtual instance methods
=over
=item read_config
Read configuration from the file returned by get_config_path()
=item write_config
Write configuration to the file returned by get_config_path()
=item get_settings
Return an array ref of interactive settings
=back
=head2 Optional instance methods
=over
=item prepare
Run commands or services that are required for the VPN type
=back
=cut
1;
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