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# $OpenBSD: Client.pm,v 1.11 2015/07/18 22:11:34 benno Exp $
# Copyright (c) 2010-2015 Alexander Bluhm <bluhm@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
use strict;
use warnings;
package Client;
use parent 'Proc';
use Carp;
use Socket;
use Socket6;
use IO::Socket;
use IO::Socket::INET6;
use IO::Socket::SSL;
sub new {
my $class = shift;
my %args = @_;
$args{logfile} ||= "client.log";
$args{up} ||= "Connected";
$args{timefile} //= "time.log";
my $self = Proc::new($class, %args);
$self->{connectdomain}
or croak "$class connect domain not given";
$self->{connectaddr}
or croak "$class connect addr not given";
$self->{connectport}
or croak "$class connect port not given";
return $self;
}
sub child {
my $self = shift;
# in case we redo the connect, shutdown the old one
shutdown(\*STDOUT, SHUT_WR);
delete $self->{cs};
$SSL_ERROR = "";
my $iosocket = $self->{ssl} ? "IO::Socket::SSL" : "IO::Socket::INET6";
my $cs = $iosocket->new(
Proto => "tcp",
Domain => $self->{connectdomain},
PeerAddr => $self->{connectaddr},
PeerPort => $self->{connectport},
SSL_verify_mode => SSL_VERIFY_NONE,
) or die ref($self), " $iosocket socket connect failed: $!,$SSL_ERROR";
if ($self->{sndbuf}) {
setsockopt($cs, SOL_SOCKET, SO_SNDBUF,
pack('i', $self->{sndbuf}))
or die ref($self), " set sndbuf listen failed: $!";
}
if ($self->{rcvbuf}) {
setsockopt($cs, SOL_SOCKET, SO_RCVBUF,
pack('i', $self->{rcvbuf}))
or die ref($self), " set rcvbuf listen failed: $!";
}
if ($self->{sndtimeo}) {
setsockopt($cs, SOL_SOCKET, SO_SNDTIMEO,
pack('l!l!', $self->{sndtimeo}, 0))
or die ref($self), " set SO_SNDTIMEO failed failed: $!";
}
if ($self->{rcvtimeo}) {
setsockopt($cs, SOL_SOCKET, SO_RCVTIMEO,
pack('l!l!', $self->{rcvtimeo}, 0))
or die ref($self), " set SO_RCVTIMEO failed failed: $!";
}
print STDERR "connect sock: ",$cs->sockhost()," ",$cs->sockport(),"\n";
print STDERR "connect peer: ",$cs->peerhost()," ",$cs->peerport(),"\n";
if ($self->{ssl}) {
print STDERR "ssl version: ",$cs->get_sslversion(),"\n";
print STDERR "ssl cipher: ",$cs->get_cipher(),"\n";
print STDERR "ssl peer certificate:\n",
$cs->dump_peer_certificate();
}
*STDIN = *STDOUT = $self->{cs} = $cs;
}
1;
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