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// **********************************************************************
//
// Copyright (c) 2002
// Mutable Realms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Ice/Logger.h>
#include <IceSSL/Exception.h>
#include <IceSSL/SslConnectionOpenSSL.h>
#include <IceSSL/ContextOpenSSLServer.h>
#include <IceSSL/SslConnectionOpenSSLServer.h>
#include <IceSSL/OpenSSLUtils.h>
#include <IceSSL/TraceLevels.h>
using namespace std;
using namespace Ice;
void
IceSSL::OpenSSL::ServerContext::configure(const GeneralConfig& generalConfig,
const CertificateAuthority& certificateAuthority,
const BaseCertificates& baseCertificates)
{
Context::configure(generalConfig, certificateAuthority, baseCertificates);
assert(_sslContext != 0);
// On servers, Attempt to use non-export (strong) encryption
// first. This option does not always work, and in the OpenSSL
// documentation is declared as 'broken'.
// SSL_CTX_set_options(_sslContext, SSL_OP_NON_EXPORT_FIRST);
// Always use a new DH key when using Diffie-Hellman key agreement.
SSL_CTX_set_options(_sslContext, SSL_OP_SINGLE_DH_USE);
// Set the RSA Callback routine in case we need to build a temporary (ephemeral) RSA key.
SSL_CTX_set_tmp_rsa_callback(_sslContext, tmpRSACallback);
// Set the DH Callback routine in case we need a temporary (ephemeral) DH key.
SSL_CTX_set_tmp_dh_callback(_sslContext, tmpDHCallback);
loadCertificateAuthority(certificateAuthority);
// Set the session context for the SSL system [SERVER ONLY].
string connectionContext = generalConfig.getContext();
SSL_CTX_set_session_id_context(_sslContext,
reinterpret_cast<const unsigned char *>(connectionContext.c_str()),
connectionContext.size());
if(_traceLevels->security >= IceSSL::SECURITY_PROTOCOL)
{
ostringstream s;
s << endl;
s << "general configuration (server)" << endl;
s << "------------------------------" << endl;
s << generalConfig << endl << endl;
s << "CA file: " << certificateAuthority.getCAFileName() << endl;
s << "CA path: " << certificateAuthority.getCAPath() << endl;
s << "base certificates (server)" << endl;
s << "--------------------------" << endl;
s << baseCertificates << endl << endl;
_logger->trace(_traceLevels->securityCat, s.str());
}
}
IceSSL::ConnectionPtr
IceSSL::OpenSSL::ServerContext::createConnection(int socket, const PluginBaseIPtr& plugin)
{
if(_sslContext == 0)
{
ContextNotConfiguredException contextEx(__FILE__, __LINE__);
throw contextEx;
}
ConnectionPtr connection = new ServerConnection(_certificateVerifier, createSSLConnection(socket), plugin);
connectionSetup(connection);
return connection;
}
//
// Protected
//
IceSSL::OpenSSL::ServerContext::ServerContext(const IceSSL::TraceLevelsPtr& traceLevels, const LoggerPtr& logger,
const PropertiesPtr& properties) :
Context(traceLevels, logger, properties)
{
_rsaPrivateKeyProperty = "IceSSL.Server.Overrides.RSA.PrivateKey";
_rsaPublicKeyProperty = "IceSSL.Server.Overrides.RSA.Certificate";
_dsaPrivateKeyProperty = "IceSSL.Server.Overrides.DSA.PrivateKey";
_dsaPublicKeyProperty = "IceSSL.Server.Overrides.DSA.Certificate";
_caCertificateProperty = "IceSSL.Server.Overrides.CACertificate";
_handshakeTimeoutProperty = "IceSSL.Server.Handshake.ReadTimeout";
_passphraseRetriesProperty = "IceSSL.Client.Passphrase.Retries";
}
void
IceSSL::OpenSSL::ServerContext::loadCertificateAuthority(const CertificateAuthority& certAuth)
{
assert(_sslContext != 0);
Context::loadCertificateAuthority(certAuth);
string caFile = certAuth.getCAFileName();
if(caFile.empty())
{
return;
}
STACK_OF(X509_NAME)* certNames = SSL_load_client_CA_file(caFile.c_str());
if(certNames == 0)
{
if(_traceLevels->security >= IceSSL::SECURITY_WARNINGS)
{
string errorString = "unable to load certificate authorities certificate names from " + caFile + "\n";
errorString += sslGetErrors();
_logger->trace(_traceLevels->securityCat, "WRN " + errorString);
}
}
else
{
SSL_CTX_set_client_CA_list(_sslContext, certNames);
}
}
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