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/*
* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 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 General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "LoginHttpSession.h"
#include "DatabaseEnv.h"
#include "HttpSocket.h"
#include "HttpSslSocket.h"
#include "IpBanCheckConnectionInitializer.h"
#include "LoginRESTService.h"
#include "SslContext.h"
#include "Util.h"
#include <boost/container/static_vector.hpp>
#include <boost/uuid/uuid_io.hpp>
namespace
{
std::shared_ptr<Trinity::Net::Http::SessionState> ObtainSessionState(Trinity::Net::Http::RequestContext& context, boost::asio::ip::address const& remoteAddress)
{
std::shared_ptr<Trinity::Net::Http::SessionState> state;
auto cookieItr = context.request.find(boost::beast::http::field::cookie);
if (cookieItr != context.request.end())
{
std::vector<std::string_view> cookies = Trinity::Tokenize(Trinity::Net::Http::ToStdStringView(cookieItr->value()), ';', false);
auto sessionIdItr = std::ranges::find_if(cookies, [](std::string_view const& cookie)
{
return cookie.length() > Battlenet::LoginHttpSession::SESSION_ID_COOKIE.length()
&& cookie.starts_with(Battlenet::LoginHttpSession::SESSION_ID_COOKIE);
});
if (sessionIdItr != cookies.end())
{
sessionIdItr->remove_prefix(Battlenet::LoginHttpSession::SESSION_ID_COOKIE.length());
state = sLoginService.FindAndRefreshSessionState(*sessionIdItr, remoteAddress);
}
}
if (!state)
{
state = sLoginService.CreateNewSessionState(remoteAddress);
std::string_view host = Trinity::Net::Http::ToStdStringView(context.request[boost::beast::http::field::host]);
if (size_t port = host.find(':'); port != std::string_view::npos)
host.remove_suffix(host.length() - port);
context.response.insert(boost::beast::http::field::set_cookie, Trinity::StringFormat("{}{}; Path=/bnetserver; Domain={}; Secure; HttpOnly; SameSite=None",
Battlenet::LoginHttpSession::SESSION_ID_COOKIE, boost::uuids::to_string(state->Id), host));
}
return state;
}
template<typename SocketImpl>
class LoginHttpSocketImpl final : public SocketImpl
{
public:
using BaseSocket = SocketImpl;
explicit LoginHttpSocketImpl(Trinity::Net::IoContextTcpSocket&& socket, Battlenet::LoginHttpSession& owner)
: BaseSocket(std::move(socket)), _owner(owner)
{
}
LoginHttpSocketImpl(LoginHttpSocketImpl const&) = delete;
LoginHttpSocketImpl(LoginHttpSocketImpl&&) = delete;
LoginHttpSocketImpl& operator=(LoginHttpSocketImpl const&) = delete;
LoginHttpSocketImpl& operator=(LoginHttpSocketImpl&&) = delete;
~LoginHttpSocketImpl() = default;
void Start() override
{
// build initializer chain
boost::container::static_vector<std::shared_ptr<Trinity::Net::SocketConnectionInitializer>, 4> initializers;
initializers.stable_emplace_back(std::make_shared<Trinity::Net::IpBanCheckConnectionInitializer<Battlenet::LoginHttpSession>>(&_owner));
if constexpr (std::is_same_v<BaseSocket, Trinity::Net::Http::SslSocket>)
initializers.stable_emplace_back(std::make_shared<Trinity::Net::SslHandshakeConnectionInitializer<BaseSocket>>(this));
initializers.stable_emplace_back(std::make_shared<Trinity::Net::Http::HttpConnectionInitializer<BaseSocket>>(this));
initializers.stable_emplace_back(std::make_shared<Trinity::Net::ReadConnectionInitializer<BaseSocket>>(this));
Trinity::Net::SocketConnectionInitializer::SetupChain(std::span(initializers.data(), initializers.size()))->Start();
}
Trinity::Net::Http::RequestHandlerResult RequestHandler(Trinity::Net::Http::RequestContext& context) override
{
return sLoginService.HandleRequest(_owner.shared_from_this(), context);
}
protected:
std::shared_ptr<Trinity::Net::Http::SessionState> ObtainSessionState(Trinity::Net::Http::RequestContext& context) const override
{
return ::ObtainSessionState(context, this->GetRemoteIpAddress());
}
Battlenet::LoginHttpSession& _owner;
};
template<>
LoginHttpSocketImpl<Trinity::Net::Http::SslSocket>::LoginHttpSocketImpl(Trinity::Net::IoContextTcpSocket&& socket, Battlenet::LoginHttpSession& owner)
: BaseSocket(std::move(socket), Battlenet::SslContext::instance()), _owner(owner)
{
}
}
namespace Battlenet
{
LoginHttpSession::LoginHttpSession(Trinity::Net::IoContextTcpSocket&& socket)
: _socket(!SslContext::UsesDevWildcardCertificate()
? std::shared_ptr<AbstractSocket>(std::make_shared<LoginHttpSocketImpl<Trinity::Net::Http::SslSocket>>(std::move(socket), *this))
: std::shared_ptr<AbstractSocket>(std::make_shared<LoginHttpSocketImpl<Trinity::Net::Http::Socket>>(std::move(socket), *this)))
{
}
LoginHttpSession::~LoginHttpSession() = default;
void LoginHttpSession::Start()
{
TC_LOG_TRACE("server.http.session", "{} Accepted connection", GetClientInfo());
return _socket->Start();
}
bool LoginHttpSession::Update()
{
if (!_socket->Update())
return false;
_queryProcessor.ProcessReadyCallbacks();
return true;
}
void LoginHttpSession::QueueQuery(QueryCallback&& queryCallback)
{
_queryProcessor.AddCallback(std::move(queryCallback));
}
}
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