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use strict;
package Business::OnlinePayment::PPIPayMover::SecureHttp;
use Socket;
use Net::SSLeay qw(die_now die_if_ssl_error) ;
1;
# constuctor
sub new
{
my $class = shift;
my $self = {};
bless $self, $class;
$self->{ctx} = undef;
$self->{ssl} = undef;
$self->{strError} = "";
return $self;
}
sub Init
{
my $self = shift;
Net::SSLeay::load_error_strings();
Net::SSLeay::ERR_load_crypto_strings();
Net::SSLeay::SSLeay_add_ssl_algorithms();
Net::SSLeay::randomize();
$self->{ctx} = Net::SSLeay::CTX_new();
if(!$self->{ctx}) {
$self->{strError} .= "Failed to create SSL_CTX. \n" .
"SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error);
return 0;
}
if(!Net::SSLeay::CTX_set_options($self->{ctx}, &Net::SSLeay::OP_ALL)) {
# For some reason the if statement above always returns false,
# but SSLeay reports no error. Ignore this error, since
# everything still works fine.
#
#$self->{strError} .= "Failed to set SSL_CTX options. \n" .
# "SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error) . "\n";
}
$self->{ssl} = Net::SSLeay::new($self->{ctx});
if(!$self->{ssl}) {
$self->{strError} .= "Failed to create an SSL. \n" .
"SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error);
return 0;
}
return 1;
}
sub Connect
{
my $self = shift;
my ($destServer, $port) = @_;
$port = getservbyname($port, 'tcp') unless $port =~ /^\d+$/;
my $destIp = gethostbyname ($destServer);
if(!defined($destIp)) {
$self->{strError} .= "Couldn't resolve host name (gethostbyname) using host: $destServer\n";
return 0;
}
my $destServerSockAddr = sockaddr_in($port, $destIp);
if(!socket (S, AF_INET, SOCK_STREAM, 0)) {
$self->{strError} .= "Failed to create a socket. $!";
return 0;
}
if(!connect (S, $destServerSockAddr)) {
$self->{strError} .= "Failed to connect. $!";
return 0;
}
select (S); $| = 1; select (STDOUT); # Eliminate STDIO buffering
Net::SSLeay::set_fd($self->{ssl}, fileno(S)); # Must use fileno
if (! Net::SSLeay::connect($self->{ssl})) {
$self->{strError} .= "Failed to make an ssl connect. \n" .
"SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error);
return 0;
}
return 1;
}
sub DoSecurePost
{
my $self = shift;
my ($strPath, $strContent, $Response) = @_;
my $PostString = "POST ";
$PostString .= $strPath;
$PostString .= " HTTP/1.0\r\nContent-Type: application/x-www-form-urlencoded\r\n";
$PostString .= "Content-Length: ";
$PostString .= length($strContent);
$PostString .= " \r\n\r\n";
$PostString .= $strContent;
if(!Net::SSLeay::ssl_write_all($self->{ssl}, $PostString)) {
$self->{strError} .= "Failed to write. " .
"SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error);
return 0;
}
shutdown S, 1; # Half close --> No more output, sends EOF to server
if( $^O eq "MSWin32" ) {
# Windows doesn't implement ALRM signal,
# so don't use a timeout.
# May hang client system.
$$Response = Net::SSLeay::ssl_read_all($self->{ssl});
} else {
# This block uses the alarm signal
# to see if the server times out responding.
eval {
local $SIG{ ALRM } = sub {
$self->{strError} .= "Server timed out.";
close S;
};
alarm 270; # Alarm on 4.5 min timeout
# Read in response from server
$$Response = Net::SSLeay::ssl_read_all($self->{ssl});
};
alarm 0; # Alarm off
}
if ( !defined( $$Response ) ) {
$self->{strError} .= "Failed to read from socket. " .
"SSLeay error: " . Net::SSLeay::ERR_error_string(Net::SSLeay::ERR_get_error);
return 0;
}
return 1;
}
sub DisconnectFromServer
{
my $self = shift;
Net::SSLeay::free ($self->{ssl}); # Tear down connection
Net::SSLeay::CTX_free ($self->{ctx});
close S;
}
sub CleanUp
{
return 1;
}
sub GetErrorString
{
my $self = shift;
return $self->{strError};
}
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