i2pd/HTTPServer.h

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#ifndef HTTP_SERVER_H__
#define HTTP_SERVER_H__
#include <sstream>
#include <thread>
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#include <memory>
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#include <boost/asio.hpp>
#include <boost/array.hpp>
#include "LeaseSet.h"
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#include "Streaming.h"
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namespace i2p
{
namespace util
{
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const size_t HTTP_CONNECTION_BUFFER_SIZE = 8192;
const int HTTP_DESTINATION_REQUEST_TIMEOUT = 10; // in seconds
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class HTTPConnection
{
protected:
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struct header
{
std::string name;
std::string value;
};
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struct request
{
std::string method;
std::string uri;
std::string host;
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int port;
int http_version_major;
int http_version_minor;
std::vector<header> headers;
};
struct reply
{
std::vector<header> headers;
std::string content;
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std::vector<boost::asio::const_buffer> to_buffers (int status);
};
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public:
HTTPConnection (boost::asio::ip::tcp::socket * socket):
m_Socket (socket), m_Timer (socket->get_io_service ()),
m_Stream (nullptr), m_BufferLen (0) { Receive (); };
virtual ~HTTPConnection() { delete m_Socket; }
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private:
void Terminate ();
void Receive ();
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void HandleReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred);
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void AsyncStreamReceive ();
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void HandleStreamReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred);
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void HandleWriteReply(const boost::system::error_code& ecode);
void HandleWrite (const boost::system::error_code& ecode);
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void SendReply (const std::string& content, int status = 200);
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void HandleRequest (const std::string& address);
void HandleCommand (const std::string& command, std::stringstream& s);
void ShowTransports (std::stringstream& s);
void ShowTunnels (std::stringstream& s);
void ShowTransitTunnels (std::stringstream& s);
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void ShowLocalDestinations (std::stringstream& s);
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void ShowLocalDestination (const std::string& b32, std::stringstream& s);
void ShowSAMSessions (std::stringstream& s);
void ShowSAMSession (const std::string& id, std::stringstream& s);
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void StartAcceptingTunnels (std::stringstream& s);
void StopAcceptingTunnels (std::stringstream& s);
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void FillContent (std::stringstream& s);
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std::string ExtractAddress ();
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void ExtractParams (const std::string& str, std::map<std::string, std::string>& params);
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protected:
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boost::asio::ip::tcp::socket * m_Socket;
boost::asio::deadline_timer m_Timer;
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std::shared_ptr<i2p::stream::Stream> m_Stream;
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char m_Buffer[HTTP_CONNECTION_BUFFER_SIZE + 1], m_StreamBuffer[HTTP_CONNECTION_BUFFER_SIZE + 1];
size_t m_BufferLen;
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request m_Request;
reply m_Reply;
protected:
virtual void RunRequest ();
void HandleDestinationRequest(const std::string& address, const std::string& uri);
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void SendToAddress (const std::string& address, int port, const char * buf, size_t len);
void HandleDestinationRequestTimeout (const boost::system::error_code& ecode,
i2p::data::IdentHash destination, int port, const char * buf, size_t len);
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void SendToDestination (std::shared_ptr<const i2p::data::LeaseSet> remote, int port, const char * buf, size_t len);
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public:
static const std::string itoopieImage;
static const std::string itoopieFavicon;
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};
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class HTTPServer
{
public:
HTTPServer (int port);
virtual ~HTTPServer ();
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void Start ();
void Stop ();
private:
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void Run ();
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void Accept ();
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void HandleAccept(const boost::system::error_code& ecode);
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private:
std::thread * m_Thread;
boost::asio::io_service m_Service;
boost::asio::io_service::work m_Work;
boost::asio::ip::tcp::acceptor m_Acceptor;
boost::asio::ip::tcp::socket * m_NewSocket;
protected:
virtual void CreateConnection(boost::asio::ip::tcp::socket * m_NewSocket);
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};
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}
}
#endif