RetroShare/libretroshare/src/dht/p3bitdht.h
drbob 9ec411345d * added OwnId at p3bitdht level.
* Filter out own id from stun peers.



git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-netupgrade@4438 b45a01b8-16f6-495d-af2f-9b41ad6348cc
2011-07-13 09:12:31 +00:00

271 lines
8.3 KiB
C++

/*
* libretroshare/src/dht: p3bitdht.h
*
* BitDht interface for RetroShare.
*
* Copyright 2009-2010 by Robert Fernie.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License Version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Please report all bugs and problems to "retroshare@lunamutt.com".
*
*/
#ifndef MRK_P3_BITDHT_H
#define MRK_P3_BITDHT_H
#include "pqi/pqiassist.h"
#include "retroshare/rsdht.h"
#include <string>
#include <map>
#include "pqi/pqinetwork.h"
#include "pqi/pqimonitor.h"
#include "util/rsthreads.h"
#include "udp/udpstack.h"
#include "udp/udpbitdht.h"
#include "bitdht/bdiface.h"
#include "dht/connectstatebox.h"
class DhtPeerDetails
{
public:
uint32_t mPeerType;
bdId mDhtId;
std::string mRsId;
/* direct from the DHT! */
uint32_t mDhtState; // One of RSDHT_PEERDHT_[...]
time_t mDhtUpdateTS;
/* internal state */
PeerConnectStateBox mConnectLogic;
/* Actual Connection Status */
uint32_t mPeerConnectState; // One of RSDHT_PEERCONN_
std::string mPeerConnectMsg;
uint32_t mPeerConnectMode;
bdId mPeerConnectPeerId;
bdId mPeerConnectProxyId;
struct sockaddr_in mPeerConnectAddr;
uint32_t mPeerConnectPoint;
time_t mPeerConnectUdpTS;
time_t mPeerConnectTS;
time_t mPeerConnectClosedTS;
/* keeping the PeerCbMsg, as we will need it for debugging */
/* don't think this data is ever used for decisions??? */
/* Connection Request Status */
std::string mPeerReqStatusMsg;
uint32_t mPeerReqState;
uint32_t mPeerReqMode;
bdId mPeerReqProxyId;
time_t mPeerReqTS;
/* Callback Info */
std::string mPeerCbMsg;
uint32_t mPeerCbMode;
uint32_t mPeerCbPoint;
bdId mPeerCbProxyId;
bdId mPeerCbDestId;
time_t mPeerCbTS;
};
#define PEERNET_ACTION_TYPE_CONNECT 1
#define PEERNET_ACTION_TYPE_AUTHORISE 2
#define PEERNET_ACTION_TYPE_START 3
#define PEERNET_ACTION_TYPE_RESTARTREQ 4
#define PEERNET_ACTION_TYPE_KILLREQ 5
class PeerAction
{
public:
uint32_t mType;
bdId mSrcId;
bdId mProxyId;
bdId mDestId;
uint32_t mMode;
uint32_t mPoint;
uint32_t mAnswer;
};
class UdpRelayReceiver;
class UdpStunner;
class p3NetMgr;
class p3BitDht: public pqiNetAssistConnect, public RsDht
{
public:
p3BitDht(std::string id, pqiConnectCb *cb, p3NetMgr *nm,
UdpStack *udpstack, std::string bootstrapfile);
virtual ~p3BitDht();
/***********************************************************************************************
********** External RsDHT Interface (defined in libretroshare/src/retroshare/rsdht.h) *********
************************************************************************************************/
virtual uint32_t getNetState(uint32_t type);
virtual int getDhtPeers(int lvl, std::list<RsDhtPeer> &peers);
virtual int getNetPeerList(std::list<std::string> &peerIds);
virtual int getNetPeerStatus(std::string peerId, RsDhtNetPeer &status);
virtual int getRelayEnds(std::list<RsDhtRelayEnd> &relayEnds);
virtual int getRelayProxies(std::list<RsDhtRelayProxy> &relayProxies);
//virtual int getNetFailedPeer(std::string peerId, PeerStatus &status);
/***********************************************************************************************
********** External RsDHT Interface (defined in libretroshare/src/retroshare/rsdht.h) *********
************************************************************************************************/
void setupConnectBits(UdpStunner *dhtStunner, UdpStunner *proxyStunner, UdpRelayReceiver *relay);
void start(); /* starts up the bitdht thread */
/* pqiNetAssist - external interface functions */
virtual int tick();
virtual void enable(bool on);
virtual void shutdown(); /* blocking call */
virtual void restart();
virtual bool getEnabled();
virtual bool getActive();
virtual bool getNetworkStats(uint32_t &netsize, uint32_t &localnetsize);
/* pqiNetAssistConnect - external interface functions */
/* add / remove peers */
virtual bool findPeer(std::string id);
virtual bool dropPeer(std::string id);
/* extract current peer status */
virtual bool getPeerStatus(std::string id,
struct sockaddr_in &laddr, struct sockaddr_in &raddr,
uint32_t &type, uint32_t &mode);
virtual bool getExternalInterface(struct sockaddr_in &raddr,
uint32_t &mode);
/* notifyPeer/setExtInterface/Bootstrap/Stun
* hould all be removed from NetAssist?
*/
/* pqiNetAssistConnect - external interface functions */
/***********************************************************************************************
****************************** Connections (p3bitdht_peernet.cc) ******************************
************************************************************************************************/
/* Callback functions - from bitdht */
int NodeCallback(const bdId *id, uint32_t peerflags);
int PeerCallback(const bdId *id, uint32_t status);
int ValueCallback(const bdNodeId *id, std::string key, uint32_t status);
int ConnectCallback(const bdId *srcId, const bdId *proxyId, const bdId *destId,
uint32_t mode, uint32_t point, uint32_t cbtype, uint32_t errcode);
int OnlinePeerCallback_locked(const bdId *id, uint32_t status, DhtPeerDetails *dpd);
int UnreachablePeerCallback_locked(const bdId *id, uint32_t status, DhtPeerDetails *dpd);
//int tick();
int minuteTick();
int doActions();
int checkProxyAllowed(const bdId *srcId, const bdId *destId, int mode);
int checkConnectionAllowed(const bdId *peerId, int mode);
void initiateConnection(const bdId *srcId, const bdId *proxyId, const bdId *destId, uint32_t mode, uint32_t loc, uint32_t answer);
int installRelayConnection(const bdId *srcId, const bdId *destId);
int removeRelayConnection(const bdId *srcId, const bdId *destId);
void monitorConnections();
void ConnectCallout(const std::string &peerId, struct sockaddr_in addr, uint32_t connectMode);
void Feedback_Connected(std::string pid);
void Feedback_ConnectionFailed(std::string pid);
void UdpConnectionFailed_locked(DhtPeerDetails *dpd);
void Feedback_ConnectionClosed(std::string pid);
/***********************************************************************************************
************************** Internal Accounting (p3bitdht_peers.cc) ****************************
************************************************************************************************/
public:
//bool findPeer(std::string pid)
//bool dropPeer(std::string pid);
int addFriend(const std::string pid);
int addFriendOfFriend(const std::string pid);
int addOther(const std::string pid);
int removePeer(const std::string pid);
private:
DhtPeerDetails *addInternalPeer_locked(const std::string pid, int type);
int removeInternalPeer_locked(const std::string pid);
DhtPeerDetails *findInternalDhtPeer_locked(const bdNodeId *id, int type);
DhtPeerDetails *findInternalRsPeer_locked(const std::string &pid);
bool havePeerTranslation_locked(const std::string &pid);
int lookupNodeId_locked(const std::string pid, bdNodeId *id);
int lookupRsId_locked(const bdNodeId *id, std::string &pid);
int storeTranslation_locked(const std::string pid);
int removeTranslation_locked(const std::string pid);
int calculateNodeId(const std::string pid, bdNodeId *id);
UdpBitDht *mUdpBitDht; /* has own mutex, is static except for creation/destruction */
UdpStunner *mDhtStunner;
UdpStunner *mProxyStunner;
UdpRelayReceiver *mRelay;
p3NetMgr *mNetMgr;
RsMutex dhtMtx;
std::string mOwnRsId;
bdNodeId mOwnDhtId;
time_t mMinuteTS;
/* translation maps */
std::map<std::string, bdNodeId> mTransToNodeId;
std::map<bdNodeId, std::string> mTransToRsId;
std::map<bdNodeId, DhtPeerDetails> mPeers;
std::map<bdNodeId, DhtPeerDetails> mFailedPeers;
/* Connection Action Queue */
std::list<PeerAction> mActions;
};
#endif /* MRK_P3_BITDHT_H */