mirror of
https://github.com/RetroShare/RetroShare.git
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b56ddfeb5b
* Added interfaces to enable AttachMode switch. * Added further tcponudp tests. git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4484 b45a01b8-16f6-495d-af2f-9b41ad6348cc
350 lines
9.3 KiB
C++
350 lines
9.3 KiB
C++
/*
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* libretroshare/src/pqi: p3netmgr.h
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*
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* 3P/PQI network interface for RetroShare.
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*
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* Copyright 2007-2008 by Robert Fernie.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License Version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "retroshare@lunamutt.com".
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*
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*/
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#ifndef MRK_PQI_NET_MANAGER_HEADER
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#define MRK_PQI_NET_MANAGER_HEADER
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#include "pqi/pqimonitor.h"
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#include "pqi/pqiipset.h"
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//#include "pqi/p3dhtmgr.h"
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//#include "pqi/p3upnpmgr.h"
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#include "pqi/pqiassist.h"
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#include "pqi/pqinetstatebox.h"
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#include "pqi/p3cfgmgr.h"
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#include "util/rsthreads.h"
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class ExtAddrFinder ;
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class DNSResolver ;
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/* RS_VIS_STATE_XXXX
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* determines how public this peer wants to be...
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*
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* STD = advertise to Peers / DHT checking etc
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* GRAY = share with friends / but not DHT
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* DARK = hidden from all
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* BROWN? = hidden from friends / but on DHT
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*/
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class pqiNetStatus
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{
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public:
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pqiNetStatus();
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bool mLocalAddrOk; // Local address is not loopback.
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bool mExtAddrOk; // have external address.
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bool mExtAddrStableOk; // stable external address.
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bool mUpnpOk; // upnp is ok.
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bool mDhtOk; // dht is ok.
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uint32_t mDhtNetworkSize;
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uint32_t mDhtRsNetworkSize;
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struct sockaddr_in mLocalAddr; // percieved ext addr.
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struct sockaddr_in mExtAddr; // percieved ext addr.
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bool mResetReq; // Not Used yet!.
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void print(std::ostream &out);
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bool NetOk() // minimum to believe network is okay.`
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{
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return (mLocalAddrOk && mExtAddrOk);
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}
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};
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class p3PeerMgr;
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class p3LinkMgr;
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class p3PeerMgrIMPL;
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class p3LinkMgrIMPL;
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class rsUdpStack;
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class UdpStunner;
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class p3BitDht;
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class UdpRelayReceiver;
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#define NETMGR_DHT_FEEDBACK_CONNECTED 0x0001
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#define NETMGR_DHT_FEEDBACK_CONN_FAILED 0x0002
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#define NETMGR_DHT_FEEDBACK_CONN_CLOSED 0x0003
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/**********
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* p3NetMgr Interface....
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* This allows a drop-in replacement for testing.
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*/
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class p3NetMgr
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{
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public:
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p3NetMgr() { return; }
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virtual ~p3NetMgr() { return; }
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/*************** External Control ****************/
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// Setup Network State.
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virtual bool setNetworkMode(uint32_t netMode) = 0;
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virtual bool setVisState(uint32_t visState) = 0;
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// Switch DHT On/Off.
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virtual bool netAssistFriend(std::string id, bool on) = 0;
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virtual bool netAssistStatusUpdate(std::string id, int mode) = 0;
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/* Get Network State */
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virtual uint32_t getNetStateMode() = 0;
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virtual uint32_t getNetworkMode() = 0;
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virtual uint32_t getNatTypeMode() = 0;
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virtual uint32_t getNatHoleMode() = 0;
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virtual uint32_t getConnectModes() = 0;
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/* Shut It Down! */
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virtual bool shutdown() = 0; /* blocking shutdown call */
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/************* DEPRECIATED FUNCTIONS (TO REMOVE) ********/
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// THESE SHOULD BE MOVED TO p3PeerMgr (as it controls the config).
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// The functional object should be transformed into a NetAssistFirewall object.
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// ONLY USED by p3peers.cc & p3peermgr.cc
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virtual bool getIPServersEnabled() = 0;
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virtual void setIPServersEnabled(bool b) = 0;
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virtual void getIPServersList(std::list<std::string>& ip_servers) = 0;
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// ONLY USED by p3face-config.cc WHICH WILL BE REMOVED.
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virtual void getNetStatus(pqiNetStatus &status) = 0;
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virtual bool getUPnPState() = 0;
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virtual bool getUPnPEnabled() = 0;
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virtual bool getDHTEnabled() = 0;
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/************************************************************************************************/
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/************************************************************************************************/
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/************************************************************************************************/
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/************************************************************************************************/
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};
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class p3NetMgrIMPL: public p3NetMgr
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{
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public:
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p3NetMgrIMPL();
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/************************************************************************************************/
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/* EXTERNAL INTERFACE */
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/************************************************************************************************/
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/*************** External Control ****************/
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// Setup Network State.
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virtual bool setNetworkMode(uint32_t netMode);
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virtual bool setVisState(uint32_t visState);
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// Switch DHT On/Off.
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virtual bool netAssistFriend(std::string id, bool on);
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virtual bool netAssistStatusUpdate(std::string id, int mode);
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/* Get Network State */
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virtual uint32_t getNetStateMode();
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virtual uint32_t getNetworkMode();
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virtual uint32_t getNatTypeMode();
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virtual uint32_t getNatHoleMode();
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virtual uint32_t getConnectModes();
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/* Shut It Down! */
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virtual bool shutdown(); /* blocking shutdown call */
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/************* DEPRECIATED FUNCTIONS (TO REMOVE) ********/
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// THESE SHOULD BE MOVED TO p3PeerMgr (as it controls the config).
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// The functional object should be transformed into a NetAssistFirewall object.
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// ONLY USED by p3peers.cc & p3peermgr.cc
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virtual bool getIPServersEnabled();
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virtual void setIPServersEnabled(bool b);
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virtual void getIPServersList(std::list<std::string>& ip_servers);
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// ONLY USED by p3face-config.cc WHICH WILL BE REMOVED.
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virtual void getNetStatus(pqiNetStatus &status);
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virtual bool getUPnPState();
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virtual bool getUPnPEnabled();
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virtual bool getDHTEnabled();
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/************************************************************************************************/
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/* Extra IMPL Functions (used by p3PeerMgr, p3NetMgr + Setup) */
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/************************************************************************************************/
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void setManagers(p3PeerMgr *peerMgr, p3LinkMgr *linkMgr);
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void setAddrAssist(pqiAddrAssist *dhtStun, pqiAddrAssist *proxyStun);
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void tick();
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// THESE MIGHT BE ADDED TO INTERFACE.
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bool setLocalAddress(struct sockaddr_in addr);
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bool setExtAddress(struct sockaddr_in addr);
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/*************** Setup ***************************/
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void addNetAssistConnect(uint32_t type, pqiNetAssistConnect *);
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void addNetAssistFirewall(uint32_t type, pqiNetAssistFirewall *);
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void addNetListener(pqiNetListener *listener);
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// SHOULD MAKE THIS PROTECTED.
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bool checkNetAddress(); /* check our address is sensible */
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protected:
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void slowTick();
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/* THESE FUNCTIONS ARE ON_LONGER EXTERNAL - CAN THEY BE REMOVED? */
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//bool getDHTStats(uint32_t &netsize, uint32_t &localnetsize);
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//bool getNetStatusLocalOk();
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//bool getNetStatusUpnpOk();
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//bool getNetStatusDhtOk();
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//bool getNetStatusStunOk();
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//bool getNetStatusExtraAddressCheckOk();
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//bool getUpnpExtAddress(struct sockaddr_in &addr);
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//bool getExtFinderAddress(struct sockaddr_in &addr);
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//void setOwnNetConfig(uint32_t netMode, uint32_t visState);
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protected:
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/****************** Internal Interface *******************/
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bool enableNetAssistFirewall(bool on);
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bool netAssistFirewallEnabled();
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bool netAssistFirewallActive();
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bool netAssistFirewallShutdown();
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bool enableNetAssistConnect(bool on);
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bool netAssistConnectEnabled();
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bool netAssistConnectActive();
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bool netAssistConnectShutdown();
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bool netAssistConnectStats(uint32_t &netsize, uint32_t &localnetsize);
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void netAssistConnectTick();
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/* Assist Firewall */
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bool netAssistExtAddress(struct sockaddr_in &extAddr);
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bool netAssistFirewallPorts(uint16_t iport, uint16_t eport);
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/* Assist Connect */
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//virtual bool netAssistFriend(std::string id, bool on); (PUBLIC)
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bool netAssistSetAddress( struct sockaddr_in &laddr,
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struct sockaddr_in &eaddr,
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uint32_t mode);
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bool netAssistAttach(bool on);
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/* Internal Functions */
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void netReset();
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void statusTick();
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void netTick();
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void netStartup();
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/* startup the bits */
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void netDhtInit();
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void netUdpInit();
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void netStunInit();
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void netInit();
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void netExtInit();
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void netExtCheck();
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void netUpnpInit();
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void netUpnpCheck();
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void netUnreachableCheck();
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/* net state via NetStateBox */
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void updateNetStateBox_temporal();
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void updateNetStateBox_startup();
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void updateNetStateBox_reset();
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void updateNatSetting();
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private:
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// These should have there own Mutex Protection,
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ExtAddrFinder *mExtAddrFinder ;
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/* These are considered static from a MUTEX perspective */
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std::map<uint32_t, pqiNetAssistFirewall *> mFwAgents;
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std::map<uint32_t, pqiNetAssistConnect *> mDhts;
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std::list<pqiNetListener *> mNetListeners;
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p3PeerMgr *mPeerMgr;
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p3LinkMgr *mLinkMgr;
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//p3BitDht *mBitDht;
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pqiAddrAssist *mDhtStunner;
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pqiAddrAssist *mProxyStunner;
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RsMutex mNetMtx; /* protects below */
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void netStatusReset_locked();
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struct sockaddr_in mLocalAddr;
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struct sockaddr_in mExtAddr;
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uint32_t mNetMode;
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uint32_t mVisState;
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time_t mNetInitTS;
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uint32_t mNetStatus;
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bool mStatusChanged;
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bool mUseExtAddrFinder;
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/* network status flags (read by rsiface) */
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pqiNetStatus mNetFlags;
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pqiNetStatus mOldNetFlags;
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// Improved NetStatusBox, which uses the Stunners!
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pqiNetStateBox mNetStateBox;
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time_t mLastSlowTickTime;
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uint32_t mOldNatType;
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uint32_t mOldNatHole;
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};
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#endif // MRK_PQI_NET_MANAGER_HEADER
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