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add option for client tunnels to build tunnels such that OBEP==IBGW

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This commit is contained in:
Jeff Becker 2017-04-08 12:51:35 -04:00
parent 987688f196
commit 9b62f238ed
12 changed files with 502 additions and 333 deletions
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29
Datagram.h
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@ -19,7 +19,7 @@ namespace client
}
namespace datagram
{
// milliseconds for max session idle time
// milliseconds for max session idle time
const uint64_t DATAGRAM_SESSION_MAX_IDLE = 10 * 60 * 1000;
// milliseconds for how long we try sticking to a dead routing path before trying to switch
const uint64_t DATAGRAM_SESSION_PATH_TIMEOUT = 10 * 1000;
@ -33,14 +33,14 @@ namespace datagram
const uint64_t DATAGRAM_SESSION_PATH_MIN_LIFETIME = 5 * 1000;
// max 64 messages buffered in send queue for each datagram session
const size_t DATAGRAM_SEND_QUEUE_MAX_SIZE = 64;
class DatagramSession : public std::enable_shared_from_this<DatagramSession>
{
public:
DatagramSession(i2p::client::ClientDestination * localDestination, const i2p::data::IdentHash & remoteIdent);
void Start ();
void Stop ();
void Stop ();
/** @brief ack the garlic routing path */
@ -56,7 +56,7 @@ namespace datagram
std::shared_ptr<const i2p::data::IdentHash> IBGW;
std::shared_ptr<const i2p::data::IdentHash> OBEP;
const uint64_t activity;
Info() : IBGW(nullptr), OBEP(nullptr), activity(0) {}
Info(const uint8_t * ibgw, const uint8_t * obep, const uint64_t a) :
activity(a) {
@ -77,7 +77,7 @@ namespace datagram
void HandleSend(std::shared_ptr<I2NPMessage> msg);
std::shared_ptr<i2p::garlic::GarlicRoutingPath> GetSharedRoutingPath();
void HandleLeaseSetUpdated(std::shared_ptr<i2p::data::LeaseSet> ls);
private:
@ -95,16 +95,16 @@ namespace datagram
typedef std::shared_ptr<DatagramSession> DatagramSession_ptr;
const size_t MAX_DATAGRAM_SIZE = 32768;
const size_t MAX_DATAGRAM_SIZE = 32768;
class DatagramDestination
{
typedef std::function<void (const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)> Receiver;
public:
DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner);
~DatagramDestination ();
DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner);
~DatagramDestination ();
void SendDatagramTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash & ident, uint16_t fromPort = 0, uint16_t toPort = 0);
void HandleDataMessagePayload (uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len);
@ -116,21 +116,21 @@ namespace datagram
void ResetReceiver (uint16_t port) { std::lock_guard<std::mutex> lock(m_ReceiversMutex); m_ReceiversByPorts.erase (port); };
std::shared_ptr<DatagramSession::Info> GetInfoForRemote(const i2p::data::IdentHash & remote);
// clean up stale sessions
void CleanUp ();
private:
std::shared_ptr<DatagramSession> ObtainSession(const i2p::data::IdentHash & ident);
std::shared_ptr<I2NPMessage> CreateDataMessage (const uint8_t * payload, size_t len, uint16_t fromPort, uint16_t toPort);
void HandleDatagram (uint16_t fromPort, uint16_t toPort, uint8_t *const& buf, size_t len);
/** find a receiver by port, if none by port is found try default receiever, otherwise returns nullptr */
Receiver FindReceiver(uint16_t port);
private:
i2p::client::ClientDestination * m_Owner;
i2p::data::IdentityEx m_Identity;
@ -142,9 +142,8 @@ namespace datagram
i2p::data::GzipInflator m_Inflator;
i2p::data::GzipDeflator m_Deflator;
};
};
}
}
#endif