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Delete UPnP port mapping on exit

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This commit is contained in:
MaxXor 2017-08-29 23:28:23 +02:00
parent 72b5f37f58
commit a1ea475fff
2 changed files with 97 additions and 43 deletions
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2
src/p2p/net_node.h
View file

@ -218,6 +218,8 @@ namespace nodetool
bool is_peer_used(const peerlist_entry& peer);
bool is_peer_used(const anchor_peerlist_entry& peer);
bool is_addr_connected(const epee::net_utils::network_address& peer);
void add_upnp_port_mapping(uint32_t port);
void delete_upnp_port_mapping(uint32_t port);
template<class t_callback>
bool try_ping(basic_node_data& node_data, p2p_connection_context& context, t_callback cb);
bool try_get_support_flags(const p2p_connection_context& context, std::function<void(p2p_connection_context&, const uint32_t&)> f);

138
src/p2p/net_node.inl
View file

@ -578,50 +578,10 @@ namespace nodetool
if(m_external_port)
MDEBUG("External port defined as " << m_external_port);
// Add UPnP port mapping
if(m_no_igd == false) {
MDEBUG("Attempting to add IGD port mapping.");
int result;
#if MINIUPNPC_API_VERSION > 13
// default according to miniupnpc.h
unsigned char ttl = 2;
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, ttl, &result);
#else
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, &result);
#endif
UPNPUrls urls;
IGDdatas igdData;
char lanAddress[64];
result = UPNP_GetValidIGD(deviceList, &urls, &igdData, lanAddress, sizeof lanAddress);
freeUPNPDevlist(deviceList);
if (result != 0) {
if (result == 1) {
std::ostringstream portString;
portString << m_listenning_port;
// add UPnP port mapping
if(!m_no_igd)
add_upnp_port_mapping(m_listenning_port);
// Delete the port mapping before we create it, just in case we have dangling port mapping from the daemon not being shut down correctly
UPNP_DeletePortMapping(urls.controlURL, igdData.first.servicetype, portString.str().c_str(), "TCP", 0);
int portMappingResult;
portMappingResult = UPNP_AddPortMapping(urls.controlURL, igdData.first.servicetype, portString.str().c_str(), portString.str().c_str(), lanAddress, CRYPTONOTE_NAME, "TCP", 0, "0");
if (portMappingResult != 0) {
LOG_ERROR("UPNP_AddPortMapping failed, error: " << strupnperror(portMappingResult));
} else {
MLOG_GREEN(el::Level::Info, "Added IGD port mapping.");
}
} else if (result == 2) {
MWARNING("IGD was found but reported as not connected.");
} else if (result == 3) {
MWARNING("UPnP device was found but not recognized as IGD.");
} else {
MWARNING("UPNP_GetValidIGD returned an unknown result code.");
}
FreeUPNPUrls(&urls);
} else {
MINFO("No IGD was found.");
}
}
return res;
}
//-----------------------------------------------------------------------------------
@ -688,6 +648,9 @@ namespace nodetool
kill();
m_peerlist.deinit();
m_net_server.deinit_server();
// remove UPnP port mapping
if(!m_no_igd)
delete_upnp_port_mapping(m_listenning_port);
return store_config();
}
//-----------------------------------------------------------------------------------
@ -1973,4 +1936,93 @@ namespace nodetool
return true;
}
template<class t_payload_net_handler>
void node_server<t_payload_net_handler>::add_upnp_port_mapping(uint32_t port)
{
MDEBUG("Attempting to add IGD port mapping.");
int result;
#if MINIUPNPC_API_VERSION > 13
// default according to miniupnpc.h
unsigned char ttl = 2;
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, ttl, &result);
#else
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, &result);
#endif
UPNPUrls urls;
IGDdatas igdData;
char lanAddress[64];
result = UPNP_GetValidIGD(deviceList, &urls, &igdData, lanAddress, sizeof lanAddress);
freeUPNPDevlist(deviceList);
if (result != 0) {
if (result == 1) {
std::ostringstream portString;
portString << port;
// Delete the port mapping before we create it, just in case we have dangling port mapping from the daemon not being shut down correctly
UPNP_DeletePortMapping(urls.controlURL, igdData.first.servicetype, portString.str().c_str(), "TCP", 0);
int portMappingResult;
portMappingResult = UPNP_AddPortMapping(urls.controlURL, igdData.first.servicetype, portString.str().c_str(), portString.str().c_str(), lanAddress, CRYPTONOTE_NAME, "TCP", 0, "0");
if (portMappingResult != 0) {
LOG_ERROR("UPNP_AddPortMapping failed, error: " << strupnperror(portMappingResult));
} else {
MLOG_GREEN(el::Level::Info, "Added IGD port mapping.");
}
} else if (result == 2) {
MWARNING("IGD was found but reported as not connected.");
} else if (result == 3) {
MWARNING("UPnP device was found but not recognized as IGD.");
} else {
MWARNING("UPNP_GetValidIGD returned an unknown result code.");
}
FreeUPNPUrls(&urls);
} else {
MINFO("No IGD was found.");
}
}
template<class t_payload_net_handler>
void node_server<t_payload_net_handler>::delete_upnp_port_mapping(uint32_t port)
{
MDEBUG("Attempting to delete IGD port mapping.");
int result;
#if MINIUPNPC_API_VERSION > 13
// default according to miniupnpc.h
unsigned char ttl = 2;
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, ttl, &result);
#else
UPNPDev* deviceList = upnpDiscover(1000, NULL, NULL, 0, 0, &result);
#endif
UPNPUrls urls;
IGDdatas igdData;
char lanAddress[64];
result = UPNP_GetValidIGD(deviceList, &urls, &igdData, lanAddress, sizeof lanAddress);
freeUPNPDevlist(deviceList);
if (result != 0) {
if (result == 1) {
std::ostringstream portString;
portString << port;
int portMappingResult;
portMappingResult = UPNP_DeletePortMapping(urls.controlURL, igdData.first.servicetype, portString.str().c_str(), "TCP", 0);
if (portMappingResult != 0) {
LOG_ERROR("UPNP_DeletePortMapping failed, error: " << strupnperror(portMappingResult));
} else {
MLOG_GREEN(el::Level::Info, "Deleted IGD port mapping.");
}
} else if (result == 2) {
MWARNING("IGD was found but reported as not connected.");
} else if (result == 3) {
MWARNING("UPnP device was found but not recognized as IGD.");
} else {
MWARNING("UPNP_GetValidIGD returned an unknown result code.");
}
FreeUPNPUrls(&urls);
} else {
MINFO("No IGD was found.");
}
}
}