mirror of
https://github.com/RetroShare/RetroShare.git
synced 2025-01-28 08:16:59 -05:00
add a timeout to ext addr finder
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@1778 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
joss17
parent
c517e42f25
commit
95888fed59
@ -43,10 +43,9 @@ const uint32_t RS_NET_NEED_RESET = 0x0000;
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const uint32_t RS_NET_UNKNOWN = 0x0001;
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const uint32_t RS_NET_UPNP_INIT = 0x0002;
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const uint32_t RS_NET_UPNP_SETUP = 0x0003;
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const uint32_t RS_NET_EXT_ADDR_FINDER = 0x0004;
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const uint32_t RS_NET_DONE = 0x0005;
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const uint32_t RS_NET_LOOPBACK = 0x0006;
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const uint32_t RS_NET_MODE_DOWN = 0x0007;
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const uint32_t RS_NET_DONE = 0x0004;
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const uint32_t RS_NET_LOOPBACK = 0x0005;
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const uint32_t RS_NET_MODE_DOWN = 0x0006;
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/* Stun modes (TODO) */
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const uint32_t RS_STUN_DHT = 0x0001;
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@ -54,7 +53,7 @@ const uint32_t RS_STUN_DONE = 0x0002;
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const uint32_t RS_STUN_LIST_MIN = 100;
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const uint32_t RS_STUN_FOUND_MIN = 10;
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const uint32_t MAX_UPNP_INIT = 70; /* seconds UPnP timeout */
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const uint32_t MAX_UPNP_INIT = 20; /* seconds UPnP timeout */
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const uint32_t MAX_NETWORK_INIT = 75; /* seconds Udp timeout */
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const uint32_t MIN_TIME_BETWEEN_NET_RESET = 5;
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@ -384,10 +383,10 @@ void p3ConnectMgr::netStartup()
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switch(ownState.netMode & RS_NET_MODE_TRYMODE)
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{
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case RS_NET_MODE_TRY_EXT: /* v similar to UDP */
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ownState.netMode |= RS_NET_MODE_EXT;
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mNetStatus = RS_NET_EXT_ADDR_FINDER;
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break;
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// case RS_NET_MODE_TRY_EXT: /* v similar to UDP */
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// ownState.netMode |= RS_NET_MODE_EXT;
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// mNetStatus = RS_NET_EXT_ADDR_FINDER;
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// break;
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case RS_NET_MODE_TRY_UDP:
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ownState.netMode |= RS_NET_MODE_UDP;
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@ -513,6 +512,11 @@ void p3ConnectMgr::netTick()
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connMtx.unlock(); /* UNLOCK MUTEX */
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//tick the extra adress finder
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if ((netStatus > RS_NET_UNKNOWN) && use_extr_addr_finder && !netFlagExtraAddressCheckOk) {
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netExtraAddressCheck();
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}
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switch(netStatus)
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{
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case RS_NET_NEED_RESET:
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@ -534,6 +538,7 @@ void p3ConnectMgr::netTick()
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::netTick() STATUS: UPNP_INIT" << std::endl;
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#endif
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netExtraAddressCheck();
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netUpnpInit();
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break;
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@ -544,19 +549,11 @@ void p3ConnectMgr::netTick()
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netUpnpCheck();
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break;
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case RS_NET_EXT_ADDR_FINDER:
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::netTick() STATUS: RS_NET_EXT_ADDR_FINDER" << std::endl;
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#endif
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netExtraAddressCheck();
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break;
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case RS_NET_DONE:
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#ifdef CONN_DEBUG
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//std::cerr << "p3ConnectMgr::netTick() STATUS: DONE" << std::endl;
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#endif
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stunCheck(); /* Keep on stunning */
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netExtraAddressCheck();
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break;
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@ -698,6 +695,7 @@ void p3ConnectMgr::networkConsistencyCheck()
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delta = time(NULL) - mNetInitTS;
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() time since last rest : " << delta << std::endl;
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#endif
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bool doNetReset = false;
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//if one of the flag is degrated from true to false during last tick, let's do a reset
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//storing old flags
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@ -737,26 +735,30 @@ void p3ConnectMgr::networkConsistencyCheck()
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//if ip adresses are different, let's use the stun address, then the extaddrfinder and then the upnp address.
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struct sockaddr_in extAddr;
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if (getStunExtAddress(extAddr)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using STUN for ownState.serveraddr." << std::endl;
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#endif
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ownState.serveraddr = extAddr;
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} else if (getExtFinderExtAddress(extAddr)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using External address finder for ownState.serveraddr." << std::endl;
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#endif
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ownState.serveraddr = extAddr;
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} else if (getUpnpExtAddress(extAddr)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using UPNP for ownState.serveraddr." << std::endl;
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#endif
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using STUN for ownState.serveraddr." << std::endl;
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#endif
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ownState.serveraddr = extAddr;
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} else {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() no external ip address." << std::endl;
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#endif
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doNetReset = true;
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//call the extrafinder address
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if (getExtFinderExtAddress(extAddr)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using External address finder for ownState.serveraddr." << std::endl;
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#endif
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ownState.serveraddr = extAddr;
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} else if (getUpnpExtAddress(extAddr)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() using UPNP for ownState.serveraddr." << std::endl;
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#endif
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ownState.serveraddr = extAddr;
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} else {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() no external ip address." << std::endl;
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#endif
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doNetReset = true;
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}
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}
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connMtx.unlock(); /* UNLOCK MUTEX */
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@ -770,10 +772,10 @@ void p3ConnectMgr::networkConsistencyCheck()
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#endif
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netReset();
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} else {
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#ifdef CONN_DEBUG
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::networkConsistencyCheck() reset delayed : p3ConnectMgr time since last reset : " << delta;
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std::cerr << ". Cannot reset before : " << MAX_NETWORK_INIT << " sec" << std::endl;
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#endif
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#endif
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}
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}
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}
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@ -781,9 +783,15 @@ void p3ConnectMgr::networkConsistencyCheck()
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void p3ConnectMgr::netExtraAddressCheck()
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{ struct sockaddr_in tmpip;
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if (use_extr_addr_finder && mExtAddrFinder->hasValidIP(&tmpip)) {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::netExtraAddressCheck() return true" << std::endl;
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#endif
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RsStackMutex stack(connMtx); /****** STACK LOCK MUTEX *******/
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netFlagExtraAddressCheckOk = true;
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} else {
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#ifdef CONN_DEBUG
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std::cerr << "p3ConnectMgr::netExtraAddressCheck() return false" << std::endl;
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#endif
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RsStackMutex stack(connMtx); /****** STACK LOCK MUTEX *******/
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netFlagExtraAddressCheckOk = false;
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}
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@ -15,6 +15,8 @@
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#include <algorithm>
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#include <stdio.h>
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const uint32_t MAX_IP_STORE = 20; /* seconds ip address timeout */
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static const std::string ADDR_AGENT = "Mozilla/5.0";
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static std::string scan_ip(const std::string& text)
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@ -139,27 +141,40 @@ void* doExtAddrSearch(void *p)
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std::cout << "ip found through " << *it << ": \"" << ip << "\"" << std::endl ;
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#endif
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}
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if(res.empty())
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{
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// thread safe copy results.
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//
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af->_addrMtx.lock();
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*(af->_found) = false ;
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*(af->mFoundTS) = time(NULL) ;
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*(af->_searching) = false ;
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pthread_exit(NULL);
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af->_addrMtx.unlock();
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return NULL ;
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}
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sort(res.begin(),res.end()) ; // eliminates outliers.
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// thread safe copy results.
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//
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RsStackMutex mut(af->_addrMtx) ;
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if(!inet_aton(res[res.size()/2].c_str(),&(af->_addr->sin_addr)))
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{
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std::cerr << "ExtAddrFinder: Could not convert " << res[res.size()/2] << " into an address." << std::endl ;
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af->_addrMtx.lock();
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*(af->_found) = false ;
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*(af->mFoundTS) = time(NULL) ;
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*(af->_searching) = false ;
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af->_addrMtx.unlock();
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pthread_exit(NULL);
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return NULL ;
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}
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af->_addrMtx.lock();
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*(af->_found) = true ;
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*(af->mFoundTS) = time(NULL) ;
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*(af->_searching) = false ;
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af->_addrMtx.unlock();
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pthread_exit(NULL);
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return NULL ;
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@ -179,37 +194,41 @@ bool ExtAddrFinder::hasValidIP(struct sockaddr_in *addr)
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#ifdef EXTADDRSEARCH_DEBUG
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std::cerr << "ExtAddrFinder: Getting ip." << std::endl ;
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#endif
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if(*_found)
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{
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#ifdef EXTADDRSEARCH_DEBUG
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std::cerr << "ExtAddrFinder: Has stored ip: responding with this ip." << std::endl ;
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#endif
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*addr = *_addr ;
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return true ;
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*addr = *_addr;
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}
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if(_addrMtx.trylock())
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{
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if(!*_searching)
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{
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#ifdef EXTADDRSEARCH_DEBUG
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std::cerr << "ExtAddrFinder: No stored ip: Initiating new search." << std::endl ;
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#endif
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*_searching = true ;
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start_request() ;
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}
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#ifdef EXTADDRSEARCH_DEBUG
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else
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std::cerr << "ExtAddrFinder: Already searching." << std::endl ;
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#endif
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_addrMtx.unlock();
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//timeout the current ip
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time_t delta = time(NULL) - *mFoundTS;
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if(delta > MAX_IP_STORE) {//launch a research
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if( _addrMtx.trylock())
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{
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if(!*_searching)
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{
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#ifdef EXTADDRSEARCH_DEBUG
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std::cerr << "ExtAddrFinder: No stored ip: Initiating new search." << std::endl ;
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#endif
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*_searching = true ;
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start_request() ;
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}
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#ifdef EXTADDRSEARCH_DEBUG
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else
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std::cerr << "ExtAddrFinder: Already searching." << std::endl ;
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#endif
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_addrMtx.unlock();
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}
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#ifdef EXTADDRSEARCH_DEBUG
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else
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std::cerr << "ExtAddrFinder: (Note) Could not acquire lock. Busy." << std::endl ;
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#endif
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}
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#ifdef EXTADDRSEARCH_DEBUG
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else
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std::cerr << "ExtAddrFinder: (Note) Could not acquire lock. Busy." << std::endl ;
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#endif
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return false ;
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return *_found ;
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}
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ExtAddrFinder::~ExtAddrFinder()
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@ -244,6 +263,8 @@ ExtAddrFinder::ExtAddrFinder()
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_searching = new bool ;
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*_searching = false ;
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*mFoundTS = time(NULL);
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_addr = (sockaddr_in*)malloc(sizeof(sockaddr_in)) ;
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_ip_servers.push_back(std::string( "checkip.dyndns.org" )) ;
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@ -20,6 +20,7 @@ class ExtAddrFinder
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private:
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friend void* doExtAddrSearch(void *p) ;
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time_t *mFoundTS;
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RsMutex _addrMtx ;
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struct sockaddr_in *_addr ;
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bool *_found ;
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