1# $OpenBSD: Client.pm,v 1.2 2018/05/19 13:57:43 jsing Exp $ 2 3# Copyright (c) 2010-2015 Alexander Bluhm <bluhm@openbsd.org> 4# Copyright (c) 2015 Reyk Floeter <reyk@openbsd.org> 5# 6# Permission to use, copy, modify, and distribute this software for any 7# purpose with or without fee is hereby granted, provided that the above 8# copyright notice and this permission notice appear in all copies. 9# 10# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 18use strict; 19use warnings; 20 21package Client; 22use parent 'Proc'; 23use Carp; 24use Socket; 25use Socket6; 26use IO::Socket; 27use IO::Socket::INET6; 28use IO::Socket::SSL; 29 30sub new { 31 my $class = shift; 32 my %args = @_; 33 $args{chroot} ||= "."; 34 $args{logfile} ||= $args{chroot}."/client.log"; 35 $args{up} ||= "Connected"; 36 $args{timefile} //= "time.log"; 37 my $self = Proc::new($class, %args); 38 $self->{connectdomain} 39 or croak "$class connect domain not given"; 40 $self->{connectaddr} 41 or croak "$class connect addr not given"; 42 $self->{connectport} 43 or croak "$class connect port not given"; 44 return $self; 45} 46 47sub child { 48 my $self = shift; 49 50 # in case we redo the connect, shutdown the old one 51 shutdown(\*STDOUT, SHUT_WR); 52 delete $self->{cs}; 53 54 $SSL_ERROR = ""; 55 my $iosocket = $self->{tls} ? "IO::Socket::SSL" : "IO::Socket::INET6"; 56 my $cs = $iosocket->new( 57 Proto => "tcp", 58 Domain => $self->{connectdomain}, 59 PeerAddr => $self->{connectaddr}, 60 PeerPort => $self->{connectport}, 61 SSL_verify_mode => SSL_VERIFY_NONE, 62 SSL_use_cert => $self->{offertlscert} ? 1 : 0, 63 SSL_cert_file => $self->{offertlscert} ? 64 $self->{chroot}."/client.crt" : "", 65 SSL_key_file => $self->{offertlscert} ? 66 $self->{chroot}."/client.key" : "", 67 ) or die ref($self), " $iosocket socket connect failed: $!,$SSL_ERROR"; 68 print STDERR "connect sock: ",$cs->sockhost()," ",$cs->sockport(),"\n"; 69 print STDERR "connect peer: ",$cs->peerhost()," ",$cs->peerport(),"\n"; 70 if ($self->{tls}) { 71 print STDERR "tls version: ",$cs->get_sslversion(),"\n"; 72 print STDERR "tls cipher: ",$cs->get_cipher(),"\n"; 73 print STDERR "tls peer certificate:\n", 74 $cs->dump_peer_certificate(); 75 } 76 77 *STDIN = *STDOUT = $self->{cs} = $cs; 78} 79 801; 81