104 lines
2.6 KiB
Perl
104 lines
2.6 KiB
Perl
package Vici::Transport;
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our $VERSION = '0.9';
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use strict;
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sub new {
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my $class = shift;
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my $self = {
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Socket => shift,
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};
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bless($self, $class);
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return $self;
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}
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sub send {
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my ($self, $data) = @_;
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my $packet = pack('N/a*', $data);
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$self->{'Socket'}->send($packet);
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}
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sub receive {
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my $self = shift;
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my $packet_header;
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$packet_header = $self->_recv_all(4);
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my $packet_len = unpack('N', $packet_header);
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return $self->_recv_all($packet_len);
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}
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sub _recv_all {
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my ($self, $len) = @_;
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my $data;
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while ($len)
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{
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my $buf;
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unless (defined $self->{'Socket'}->recv($buf, $len))
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{
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die "error reading from socket\n";
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}
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$len -= length($buf);
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$data .= $buf;
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}
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return $data;
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}
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1;
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__END__
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=head1 NAME
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Vici::Transport - Perl extension for communicating via a strongSwan VICI socket
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=head1 SYNOPSIS
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use Vici::Transport;
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=head1 DESCRIPTION
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The Vici::Transport module is needed by the Vici::Packet module to send
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and receive packets over the UNIX socket used in the communication with the
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open source strongSwan IPsec daemon (https://www.strongswan.com) via the
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documented Versatile IKE Configuration Interface (VICI). VICI allows the
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onfiguration, management and monitoring of multiple IPsec connections.
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=head2 EXPORT
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None by default.
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=head1 SEE ALSO
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strongSwan Wiki: https://wiki.strongswan.org/projects/strongswan/wiki/Vici
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strongSwan Mailing list: users@lists.strongswan.org
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=head1 AUTHOR
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Andreas Steffen, E<lt>andreas.steffen@strongswan.orgE<gt>
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=head1 COPYRIGHT AND LICENSE
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Copyright (C) 2015 by Andreas Steffen
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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=cut
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