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calculate X_I2P_DEST* headers once for series of HTTP requests

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orignal 2024-12-02 19:05:12 -05:00
parent 7b0ff2850c
commit e518b92a89
2 changed files with 25 additions and 20 deletions
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29
libi2pd_client/I2PTunnel.cpp
View file

@ -375,10 +375,10 @@ namespace client
}
I2PServerTunnelConnectionHTTP::I2PServerTunnelConnectionHTTP (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
const boost::asio::ip::tcp::endpoint& target, const std::string& host,
const boost::asio::ip::tcp::endpoint& target, const std::string& host, const std::string& XI2P,
std::shared_ptr<boost::asio::ssl::context> sslCtx):
I2PTunnelConnection (owner, stream, target, true, sslCtx), m_Host (host),
m_HeaderSent (false), m_ResponseHeaderSent (false), m_From (stream->GetRemoteIdentity ())
I2PTunnelConnection (owner, stream, target, true, sslCtx), m_Host (host), m_XI2P (XI2P),
m_HeaderSent (false), m_ResponseHeaderSent (false)
{
if (sslCtx)
SSL_set_tlsext_host_name(GetSSL ()->native_handle(), host.c_str ());
@ -448,17 +448,12 @@ namespace client
if (!connection)
m_OutHeader << "Connection: close\r\n";
// add X-I2P fields
if (m_From)
{
m_OutHeader << X_I2P_DEST_B32 << ": " << context.GetAddressBook ().ToAddress(m_From->GetIdentHash ()) << "\r\n";
m_OutHeader << X_I2P_DEST_HASH << ": " << m_From->GetIdentHash ().ToBase64 () << "\r\n";
m_OutHeader << X_I2P_DEST_B64 << ": " << m_From->ToBase64 () << "\r\n";
}
m_OutHeader << m_XI2P;
// end of header
m_OutHeader << "\r\n";
m_OutHeader << "\r\n"; // end of header
m_OutHeader << m_InHeader.str ().substr (m_InHeader.tellg ()); // data right after header
m_InHeader.str ("");
m_From = nullptr;
m_HeaderSent = true;
I2PTunnelConnection::Write ((uint8_t *)m_OutHeader.str ().c_str (), m_OutHeader.str ().length ());
}
@ -876,7 +871,17 @@ namespace client
std::shared_ptr<I2PTunnelConnection> I2PServerTunnelHTTP::CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream)
{
return std::make_shared<I2PServerTunnelConnectionHTTP> (this, stream, GetEndpoint (), m_Host, GetSSLCtx ());
if (m_XI2P.empty () || stream->GetRemoteIdentity () != m_From.lock ())
{
auto from = stream->GetRemoteIdentity ();
m_From = from;
std::stringstream ss;
ss << X_I2P_DEST_B32 << ": " << context.GetAddressBook ().ToAddress(from->GetIdentHash ()) << "\r\n";
ss << X_I2P_DEST_HASH << ": " << from->GetIdentHash ().ToBase64 () << "\r\n";
ss << X_I2P_DEST_B64 << ": " << from->ToBase64 () << "\r\n";
m_XI2P = ss.str ();
}
return std::make_shared<I2PServerTunnelConnectionHTTP> (this, stream, GetEndpoint (), m_Host, m_XI2P, GetSSLCtx ());
}
I2PServerTunnelIRC::I2PServerTunnelIRC (const std::string& name, const std::string& address,

14
libi2pd_client/I2PTunnel.h
View file

@ -31,9 +31,9 @@ namespace client
const int I2P_TUNNEL_CONNECTION_MAX_IDLE = 3600; // in seconds
const int I2P_TUNNEL_DESTINATION_REQUEST_TIMEOUT = 10; // in seconds
// for HTTP tunnels
const char X_I2P_DEST_HASH[] = "X-I2P-DestHash"; // hash in base64
const char X_I2P_DEST_B64[] = "X-I2P-DestB64"; // full address in base64
const char X_I2P_DEST_B32[] = "X-I2P-DestB32"; // .b32.i2p address
constexpr char X_I2P_DEST_HASH[] = "X-I2P-DestHash"; // hash in base64
constexpr char X_I2P_DEST_B64[] = "X-I2P-DestB64"; // full address in base64
constexpr char X_I2P_DEST_B32[] = "X-I2P-DestB32"; // .b32.i2p address
const int I2P_TUNNEL_HTTP_MAX_HEADER_SIZE = 8192;
class I2PTunnelConnection: public I2PServiceHandler, public std::enable_shared_from_this<I2PTunnelConnection>
@ -107,7 +107,7 @@ namespace client
public:
I2PServerTunnelConnectionHTTP (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
const boost::asio::ip::tcp::endpoint& target, const std::string& host,
const boost::asio::ip::tcp::endpoint& target, const std::string& host, const std::string& XI2P,
std::shared_ptr<boost::asio::ssl::context> sslCtx = nullptr);
protected:
@ -117,10 +117,9 @@ namespace client
private:
std::string m_Host;
std::string m_Host, m_XI2P;
std::stringstream m_InHeader, m_OutHeader;
bool m_HeaderSent, m_ResponseHeaderSent;
std::shared_ptr<const i2p::data::IdentityEx> m_From;
};
class I2PTunnelConnectionIRC: public I2PTunnelConnection
@ -242,7 +241,8 @@ namespace client
private:
std::string m_Host;
std::string m_Host, m_XI2P;
std::weak_ptr<const i2p::data::IdentityEx> m_From;
};
class I2PServerTunnelIRC: public I2PServerTunnel