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added hability to disconnect friends which report our own IP as something different than what we know. Removed a test in discovery2 that prevented sending info to a peer about himself. Not active yet since it needs some testing

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@8340 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2015-06-01 22:03:07 +00:00
parent ab62eaee32
commit 96cccbbc75
11 changed files with 129 additions and 16 deletions
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33
libretroshare/src/pqi/p3linkmgr.cc
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@ -2218,6 +2218,39 @@ int p3LinkMgrIMPL::removeFriend(const RsPeerId &id)
return 1;
}
void p3LinkMgrIMPL::disconnectFriend(const RsPeerId& id)
{
std::list<pqiMonitor*> disconnect_clients ;
{
RsStackMutex stack(mLinkMtx); /****** STACK LOCK MUTEX *******/
disconnect_clients = clients ;
std::cerr << "Disconnecting friend " << id << std::endl;
std::map<RsPeerId, peerConnectState>::iterator it;
it = mFriendList.find(id);
if (it == mFriendList.end())
{
std::cerr << "p3LinkMgrIMPL::removeFriend() ERROR, friend not there : " << id;
std::cerr << std::endl;
return ;
}
/* Move to OthersList (so remove can be handled via the action) */
peerConnectState peer = it->second;
peer.state &= (~RS_PEER_S_CONNECTED);
peer.state &= (~RS_PEER_S_ONLINE);
peer.actions = RS_PEER_DISCONNECTED;
peer.inConnAttempt = false;
}
for(std::list<pqiMonitor*>::const_iterator it(disconnect_clients.begin());it!=disconnect_clients.end();++it)
(*it)->disconnectPeer(id) ;
}
void p3LinkMgrIMPL::printPeerLists(std::ostream &out)
{

2
libretroshare/src/pqi/p3linkmgr.h
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@ -264,6 +264,8 @@ void tick();
/* THIS COULD BE ADDED TO INTERFACE */
void setFriendVisibility(const RsPeerId &id, bool isVisible);
void disconnectFriend(const RsPeerId& id) ;
/* add/remove friends */
virtual int addFriend(const RsPeerId &ssl_id, bool isVisible);
int removeFriend(const RsPeerId &ssl_id);

39
libretroshare/src/pqi/p3netmgr.cc
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@ -677,6 +677,12 @@ void p3NetMgrIMPL::netUpnpCheck()
}
class ZeroInt
{
public:
ZeroInt() { n=0; }
uint32_t n ;
};
void p3NetMgrIMPL::netExtCheck()
{
@ -690,10 +696,11 @@ void p3NetMgrIMPL::netExtCheck()
bool isStable = false;
struct sockaddr_storage tmpip ;
std::map<sockaddr_storage,ZeroInt> address_votes ;
/* check for External Address */
/* in order of importance */
/* (1) UPnP -> which handles itself */
if (!mNetFlags.mExtAddrOk)
{
#if defined(NETMGR_DEBUG_TICK) || defined(NETMGR_DEBUG_RESET)
std::cerr << "p3NetMgrIMPL::netExtCheck() Ext Not Ok" << std::endl;
@ -712,6 +719,8 @@ void p3NetMgrIMPL::netExtCheck()
mNetFlags.mExtAddr = tmpip;
mNetFlags.mExtAddrOk = true;
mNetFlags.mExtAddrStableOk = isStable;
address_votes[tmpip].n++ ;
}
else
{
@ -724,7 +733,6 @@ void p3NetMgrIMPL::netExtCheck()
}
/* Next ask the DhtStunner */
if (!mNetFlags.mExtAddrOk)
{
#if defined(NETMGR_DEBUG_TICK) || defined(NETMGR_DEBUG_RESET)
std::cerr << "p3NetMgrIMPL::netExtCheck() Ext Not Ok, Checking DhtStunner" << std::endl;
@ -744,6 +752,7 @@ void p3NetMgrIMPL::netExtCheck()
mNetFlags.mExtAddrOk = true;
mNetFlags.mExtAddrStableOk = isStable;
address_votes[tmpaddr].n++ ;
#ifdef NETMGR_DEBUG_STATEBOX
std::cerr << "p3NetMgrIMPL::netExtCheck() From DhtStunner: ";
std::cerr << sockaddr_storage_tostring(tmpaddr);
@ -755,7 +764,6 @@ void p3NetMgrIMPL::netExtCheck()
}
/* otherwise ask ExtAddrFinder */
if (!mNetFlags.mExtAddrOk)
{
/* ExtAddrFinder */
if (mUseExtAddrFinder)
@ -782,6 +790,8 @@ void p3NetMgrIMPL::netExtCheck()
mNetFlags.mExtAddrOk = true;
mNetFlags.mExtAddrStableOk = isStable;
address_votes[tmpip].n++ ;
/* XXX HACK TO FIX */
#warning "ALLOWING ExtAddrFinder -> ExtAddrStableOk = true (which it is not normally)"
mNetFlags.mExtAddrStableOk = true;
@ -795,6 +805,17 @@ void p3NetMgrIMPL::netExtCheck()
/* finalise address */
if (mNetFlags.mExtAddrOk)
{
// look at votes.
std::cerr << "Figuring out ext addr from voting:" << std::endl;
uint32_t max = 0 ;
for(std::map<sockaddr_storage,ZeroInt>::const_iterator it(address_votes.begin());it!=address_votes.end();++it)
{
std::cerr << " Vote 1: " << sockaddr_storage_iptostring(it->first) << " : " << it->second.n << " votes." << std::endl;
if(it->second.n > max)
mNetFlags.mExtAddr = it->first ;
}
#if defined(NETMGR_DEBUG_TICK) || defined(NETMGR_DEBUG_RESET)
std::cerr << "p3NetMgrIMPL::netExtCheck() ";
@ -1096,6 +1117,18 @@ bool p3NetMgrIMPL::setLocalAddress(const struct sockaddr_storage &addr)
}
return true;
}
bool p3NetMgrIMPL::getExtAddress(struct sockaddr_storage& addr)
{
RsStackMutex stack(mNetMtx); /****** STACK LOCK MUTEX *******/
if(mNetFlags.mExtAddrOk)
{
addr = mExtAddr ;
return true ;
}
else
return false ;
}
bool p3NetMgrIMPL::setExtAddress(const struct sockaddr_storage &addr)
{

2
libretroshare/src/pqi/p3netmgr.h
View File

@ -216,6 +216,7 @@ void tick();
// THESE MIGHT BE ADDED TO INTERFACE.
bool setLocalAddress(const struct sockaddr_storage &addr);
bool setExtAddress(const struct sockaddr_storage &addr);
bool getExtAddress(sockaddr_storage &addr);
/*************** Setup ***************************/
void addNetAssistConnect(uint32_t type, pqiNetAssistConnect *);
@ -226,7 +227,6 @@ void addNetListener(pqiNetListener *listener);
// SHOULD MAKE THIS PROTECTED.
bool checkNetAddress(); /* check our address is sensible */
protected:
void slowTick();

19
libretroshare/src/pqi/p3peermgr.cc
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@ -1225,6 +1225,25 @@ bool p3PeerMgrIMPL::setDynDNS(const RsPeerId &id, const std::string &dyndns)
return changed;
}
bool p3PeerMgrIMPL::addCandidateForOwnExternalAddress(const RsPeerId &from, const sockaddr_storage &addr)
{
//#ifdef PEER_DEBUG
std::cerr << "Own external address is " << sockaddr_storage_iptostring(addr) << ", as reported by friend " << from << std::endl;
//#endif
// disconnect every friend that has reported a wrong external address
sockaddr_storage own_addr ;
if(mNetMgr->getExtAddress(own_addr) && !sockaddr_storage_sameip(own_addr,addr))
{
std::cerr << "(WW) peer reports an address that is not our current external address. This is weird." << std::endl;
//mLinkMgr->disconnectFriend(from) ;
}
return true ;
}
bool p3PeerMgrIMPL::updateAddressList(const RsPeerId& id, const pqiIpAddrSet &addrs)
{
#ifdef PEER_DEBUG

2
libretroshare/src/pqi/p3peermgr.h
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@ -152,6 +152,7 @@ virtual bool assignPeersToGroup(const std::string &groupId, const std::list<R
virtual bool setLocalAddress(const RsPeerId &id, const struct sockaddr_storage &addr) = 0;
virtual bool setExtAddress(const RsPeerId &id, const struct sockaddr_storage &addr) = 0;
virtual bool setDynDNS(const RsPeerId &id, const std::string &dyndns) = 0;
virtual bool addCandidateForOwnExternalAddress(const RsPeerId& from, const struct sockaddr_storage &addr) = 0;
virtual bool setNetworkMode(const RsPeerId &id, uint32_t netMode) = 0;
virtual bool setVisState(const RsPeerId &id, uint16_t vs_disc, uint16_t vs_dht) = 0;
@ -254,6 +255,7 @@ virtual bool assignPeersToGroup(const std::string &groupId, const std::list<R
virtual bool setLocalAddress(const RsPeerId &id, const struct sockaddr_storage &addr);
virtual bool setExtAddress(const RsPeerId &id, const struct sockaddr_storage &addr);
virtual bool setDynDNS(const RsPeerId &id, const std::string &dyndns);
virtual bool addCandidateForOwnExternalAddress(const RsPeerId& from, const struct sockaddr_storage &addr) ;
virtual bool setNetworkMode(const RsPeerId &id, uint32_t netMode);
virtual bool setVisState(const RsPeerId &id, uint16_t vs_disc, uint16_t vs_dht);

5
libretroshare/src/pqi/pqimonitor.cc
View File

@ -71,6 +71,11 @@ void pqiConnectCbDummy::peerConnectRequest(const RsPeerId& id,
std::cerr << std::endl;
}
void pqiMonitor::disconnectPeer(const RsPeerId &peer)
{
std::cerr << "(EE) pqiMonitor::disconnectPeer() shouldn't be called!!!"<< std::endl;
}
#if 0
void pqiConnectCbDummy::stunStatus(std::string id, const struct sockaddr_storage *raddr,
uint32_t type, uint32_t flags)

4
libretroshare/src/pqi/pqimonitor.h
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@ -133,6 +133,10 @@ virtual ~pqiMonitor() { return; }
*/
virtual void statusChange(const std::list<pqipeer> &plist) = 0;
// This is used to force disconnection of a peer, if e.g. something suspicious happenned.
virtual void disconnectPeer(const RsPeerId& peer) ;
#ifdef WINDOWS_SYS
///////////////////////////////////////////////////////////
// hack for too many connections

10
libretroshare/src/pqi/pqisslpersongrp.cc
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@ -135,6 +135,16 @@ pqiperson * pqisslpersongrp::locked_createPerson(const RsPeerId& id, pqilistener
return pqip;
}
void pqisslpersongrp::disconnectPeer(const RsPeerId &peer)
{
std::map<RsPeerId,pqissl*>::iterator it = ssl_tunnels.find(peer) ;
if(it != ssl_tunnels.end())
it->second->disconnect() ;
else
std::cerr << "pqisslpersongrp::cannot find peer " << peer << ". cannot disconnect!" << std::endl;
}
/********************************** SSL Specific features ***************************/

2
libretroshare/src/pqi/pqisslpersongrp.h
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@ -47,6 +47,8 @@ virtual pqilistener *locked_createListener(const struct sockaddr_storage &laddr)
virtual pqiperson *locked_createPerson(const RsPeerId& id, pqilistener *listener);
/********* FUNCTIONS to OVERLOAD for specialisation ********/
virtual void disconnectPeer(const RsPeerId& peer) ;
private:
p3PeerMgr *mPeerMgr;

7
libretroshare/src/services/p3discovery2.cc
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@ -797,10 +797,12 @@ void p3discovery2::sendContactInfo_locked(const PGPID &aboutId, const SSLID &toI
std::cerr << std::endl;
#endif
if ((sit->first == rsPeers->getOwnId()) || (sit->first == toId))
if (sit->first == rsPeers->getOwnId())
{
// sending info of toId to himself will be used by toId to check that the IP it is connected as is the same
// as its external IP.
#ifdef P3DISC_DEBUG
std::cerr << "p3discovery2::processContactInfo() not sending info on self or theirself";
std::cerr << "p3discovery2::processContactInfo() not sending info on self";
std::cerr << std::endl;
#endif
continue;
@ -848,6 +850,7 @@ void p3discovery2::processContactInfo(const SSLID &fromId, const RsDiscContactIt
if (item->sslId == rsPeers->getOwnId())
{
mPeerMgr->addCandidateForOwnExternalAddress(item->PeerId(), item->extAddrV4.addr) ;
#ifdef P3DISC_DEBUG
std::cerr << "p3discovery2::processContactInfo(" << fromId << ") PGPID: ";
std::cerr << item->pgpId << " Ignoring Info on self";