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/*
* AuthManager.cpp
*
* Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "AuthManager.h"
#include "AuthBackend.h"
#include <boost/thread/locks.hpp>
namespace Mad {
namespace Common {
void AuthManager::setProvider(boost::shared_ptr<AuthProvider> newProvider) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
provider = newProvider;
}
void AuthManager::unsetProvider(boost::shared_ptr<AuthProvider> oldProvider) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
if(oldProvider == provider)
provider.reset();
}
void AuthManager::registerBackend(boost::shared_ptr<AuthBackend> backend) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
methods.insert(backend->getMethodName());
backends.insert(std::make_pair(backend->getMethodName(), backend));
}
void AuthManager::unregisterBackend(boost::shared_ptr<AuthBackend> backend) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
std::map<std::string, boost::shared_ptr<AuthBackend> >::iterator backendIt = backends.find(backend->getMethodName());
if(backendIt == backends.end() || backendIt->second != backend)
return;
methods.erase(backend->getMethodName());
backends.erase(backendIt);
}
std::set<std::string> AuthManager::getMethods() {
boost::shared_lock<boost::shared_mutex> lock(mutex);
return methods;
}
std::vector<std::string> AuthManager::getSubMethods(const std::string &method) throw(Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
std::map<std::string, boost::shared_ptr<AuthBackend> >::iterator backend = backends.find(method);
if(backend == backends.end())
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
if(!provider)
throw Core::Exception(Core::Exception::NOT_AVAILABLE);
return backend->second->getSubMethods(provider);
}
boost::shared_ptr<AuthContext> AuthManager::authenticate(const std::string &method, const std::string &subMethod, const std::string &user,
const std::vector<boost::uint8_t> &data, std::vector<boost::uint8_t> &response, boost::shared_ptr<AuthContext> context) throw(Core::Exception) {
std::map<std::string, boost::shared_ptr<AuthBackend> >::iterator backend;
{
boost::lock_guard<boost::shared_mutex> lock(mutex);
response.clear();
backend = backends.find(method);
if(backend == backends.end())
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
if(!provider)
throw Core::Exception(Core::Exception::NOT_AVAILABLE);
}
return backend->second->authenticate(provider, subMethod, user, data, response, context);
}
}
}
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