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This commit is contained in:
kervala 2016-04-02 13:32:28 +02:00
parent e29d08861d
commit 587804cab7
3 changed files with 62 additions and 45 deletions
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2
code/nel/include/nel/net/inet_address.h
View file

@ -144,7 +144,7 @@ public:
bool is127001 () const; bool is127001 () const;
/// Returns true if this CInetAddress is a loop back address /// Returns true if this CInetAddress is a loop back address
bool CInetAddress::isloopbackIPAddress () const; bool isLoopbackIPAddress () const;
/// Creates a CInetAddress object with local host address, port=0 /// Creates a CInetAddress object with local host address, port=0
static CInetAddress localHost(); static CInetAddress localHost();

82
code/nel/src/net/inet_address.cpp
View file

@ -92,18 +92,18 @@ const char *inet_ntop(int af, const void *src, char *dst, socklen_t size)
BOOLEAN IN6_IS_ADDR_UNSPECIFIED(CONST IN6_ADDR *a) BOOLEAN IN6_IS_ADDR_UNSPECIFIED(CONST IN6_ADDR *a)
{ {
// //
// We can't use the in6addr_any variable, since that would // We can't use the in6addr_any variable, since that would
// require existing callers to link with a specific library. // require existing callers to link with a specific library.
// //
return (BOOLEAN)((a->s6_words[0] == 0) && return (BOOLEAN)((a->s6_words[0] == 0) &&
(a->s6_words[1] == 0) && (a->s6_words[1] == 0) &&
(a->s6_words[2] == 0) && (a->s6_words[2] == 0) &&
(a->s6_words[3] == 0) && (a->s6_words[3] == 0) &&
(a->s6_words[4] == 0) && (a->s6_words[4] == 0) &&
(a->s6_words[5] == 0) && (a->s6_words[5] == 0) &&
(a->s6_words[6] == 0) && (a->s6_words[6] == 0) &&
(a->s6_words[7] == 0)); (a->s6_words[7] == 0));
} }
#endif #endif
@ -700,13 +700,6 @@ std::vector<CInetAddress> CInetAddress::localAddresses()
throw ESocket( "Unable to get local hostname" ); throw ESocket( "Unable to get local hostname" );
} }
// for loopback ipv4
struct in_addr *psin_addrIPv4 = NULL;
// for loopback ipv6
struct in6_addr *psin_addrIPv6 = NULL;
// 2. Get address list // 2. Get address list
vector<CInetAddress> vect; vector<CInetAddress> vect;
@ -721,21 +714,32 @@ std::vector<CInetAddress> CInetAddress::localAddresses()
if (status) if (status)
{ {
// will come here if the local hostname (/etc/hostname in Linux) is not the real name // will come here if the local hostname (/etc/hostname in Linux) is not the real name
throw ESocket( (string("Hostname resolution failed for ")+string(localhost)).c_str() ); throw ESocket( toString("Hostname resolution failed for %s", localhost).c_str() );
} }
struct addrinfo *p = res; struct addrinfo *p = res;
// for loopback ipv4
bool IPv4LoopbackAdded = false;
// for loopback ipv6
bool IPv6LoopbackAdded = false;
// process all addresses // process all addresses
while (p != NULL) while (p != NULL)
{ {
// check address family // check address family
if (p->ai_family == AF_INET){ // ipv4 if (p->ai_family == AF_INET)
{
// loopback ipv4 // loopback ipv4
if(!psin_addrIPv4){ // add loopback address only once if (!IPv4LoopbackAdded)
struct in_addr *psin_addrIPv4 = new in_addr; {
psin_addrIPv4->s_addr = htonl(INADDR_LOOPBACK); // add loopback address only once
vect.push_back(CInetAddress(psin_addrIPv4, localhost)); struct in_addr psin_addrIPv4;
psin_addrIPv4.s_addr = htonl(INADDR_LOOPBACK);
vect.push_back(CInetAddress(&psin_addrIPv4, localhost));
IPv4LoopbackAdded = true;
} }
struct sockaddr_in *ipv4 = (struct sockaddr_in *)p->ai_addr; struct sockaddr_in *ipv4 = (struct sockaddr_in *)p->ai_addr;
@ -743,12 +747,16 @@ std::vector<CInetAddress> CInetAddress::localAddresses()
vect.push_back( CInetAddress( &ipv4->sin_addr, localhost ) ); vect.push_back( CInetAddress( &ipv4->sin_addr, localhost ) );
} }
else if (p->ai_family == AF_INET6){ // ipv6 else if (p->ai_family == AF_INET6)
{
// loopback ipv6 // loopback ipv6
if(!psin_addrIPv6){ // add loopback address only once if (!IPv6LoopbackAdded)
struct in6_addr aLoopback6 = IN6ADDR_LOOPBACK_INIT; {
psin_addrIPv6 = &aLoopback6; // add loopback address only once
vect.push_back(CInetAddress(psin_addrIPv6, localhost)); struct in6_addr psin_addrIPv6 = IN6ADDR_LOOPBACK_INIT;
vect.push_back(CInetAddress(&psin_addrIPv6, localhost));
IPv6LoopbackAdded = true;
} }
struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)p->ai_addr; struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)p->ai_addr;
@ -765,7 +773,7 @@ std::vector<CInetAddress> CInetAddress::localAddresses()
if(vect.empty()) if(vect.empty())
{ {
throw ESocket( (string("No network card detected for ")+string(localhost)).c_str() ); throw ESocket(toString("No network card detected for %s", localhost).c_str() );
} }
return vect; return vect;
@ -776,14 +784,14 @@ bool CInetAddress::is127001 () const
return (internalIPAddress () == htonl(0x7F000001)); return (internalIPAddress () == htonl(0x7F000001));
} }
bool CInetAddress::isloopbackIPAddress () const bool CInetAddress::isLoopbackIPAddress () const
{ {
const char *sIPAddress = ipAddress().c_str(); std::string sIPAddress = ipAddress();
return (strcmp(sIPAddress, "::") == 0) || return (sIPAddress.compare("::") == 0) ||
(strcmp(sIPAddress, "::1") == 0) || (sIPAddress.compare("::1") == 0) ||
(strcmp(sIPAddress, "127.0.0.1") == 0) || (sIPAddress.compare("127.0.0.1") == 0) ||
(strcmp(sIPAddress, "0:0:0:0:0:0:0:1") == 0); (sIPAddress.compare("0:0:0:0:0:0:0:1") == 0);
} }

23
code/nel/src/net/unified_network.cpp
View file

@ -831,8 +831,9 @@ void CUnifiedNetwork::addService(const string &name, const vector<CInetAddress>
uint j = 0; uint j = 0;
if (!addr[i].isloopbackIPAddress ()){ // it 's loopback ip address, it s ok if (!addr[i].isLoopbackIPAddress())
{
// it's loopback ip address, it's ok
for (j = 0; j < laddr.size (); j++) for (j = 0; j < laddr.size (); j++)
{ {
if (laddr[j].internalNetAddress () == addr[i].internalNetAddress ()) if (laddr[j].internalNetAddress () == addr[i].internalNetAddress ())
@ -1293,8 +1294,11 @@ uint8 CUnifiedNetwork::findConnectionId (TServiceId sid, uint8 nid)
if (connectionId >= _IdCnx[sid.get()].Connections.size() || !_IdCnx[sid.get()].Connections[connectionId].valid() || !_IdCnx[sid.get()].Connections[connectionId].CbNetBase->connected()) if (connectionId >= _IdCnx[sid.get()].Connections.size() || !_IdCnx[sid.get()].Connections[connectionId].valid() || !_IdCnx[sid.get()].Connections[connectionId].CbNetBase->connected())
{ {
if(nid != 0xFF) // not a default network. There's a problem with the selected connectionID, so try to find a valid one if (nid != 0xFF)
{
// not a default network. There's a problem with the selected connectionID, so try to find a valid one
nlwarning ("HNETL5: Can't find selected connection id %hu to send message to %s because connection is not valid or connected, find a valid connection id", (uint16)connectionId, _IdCnx[sid.get()].ServiceName.c_str ()); nlwarning ("HNETL5: Can't find selected connection id %hu to send message to %s because connection is not valid or connected, find a valid connection id", (uint16)connectionId, _IdCnx[sid.get()].ServiceName.c_str ());
}
for (connectionId = 0; connectionId < _IdCnx[sid.get()].Connections.size(); connectionId++) for (connectionId = 0; connectionId < _IdCnx[sid.get()].Connections.size(); connectionId++)
{ {
@ -1302,13 +1306,18 @@ uint8 CUnifiedNetwork::findConnectionId (TServiceId sid, uint8 nid)
{ {
// we found one at last, use this one // we found one at last, use this one
//nldebug ("HNETL5: Ok, we found a valid connectionid, use %hu", (uint16)connectionId); //nldebug ("HNETL5: Ok, we found a valid connectionid, use %hu", (uint16)connectionId);
if(nid < _IdCnx[sid.get()].NetworkConnectionAssociations.size()){ if (nid < _IdCnx[sid.get()].NetworkConnectionAssociations.size())
{
_IdCnx[sid.get()].NetworkConnectionAssociations[nid] = connectionId; // we set the preferred networkConnectionAssociation _IdCnx[sid.get()].NetworkConnectionAssociations[nid] = connectionId; // we set the preferred networkConnectionAssociation
} else { }
if(nid == 0xFF){ else
{
if (nid == 0xFF)
{
_IdCnx[sid.get()].DefaultNetwork = connectionId; _IdCnx[sid.get()].DefaultNetwork = connectionId;
} }
} }
nlwarning ("HNETL5: selected connection id %hu from network %hu to send message to %s", (uint16)connectionId, (uint16)nid, _IdCnx[sid.get()].ServiceName.c_str ()); nlwarning ("HNETL5: selected connection id %hu from network %hu to send message to %s", (uint16)connectionId, (uint16)nid, _IdCnx[sid.get()].ServiceName.c_str ());
break; break;
} }
@ -1789,7 +1798,7 @@ bool CUnifiedNetwork::isServiceLocal (TServiceId sid)
{ {
for (uint j = 0; j < _IdCnx[sid.get()].ExtAddress.size(); j++) for (uint j = 0; j < _IdCnx[sid.get()].ExtAddress.size(); j++)
{ {
if (_IdCnx[sid.get()].ExtAddress[j].isloopbackIPAddress ()) if (_IdCnx[sid.get()].ExtAddress[j].isLoopbackIPAddress ())
return true; return true;
if (_IdCnx[sid.get()].ExtAddress[j].internalIPAddress () == laddr[i].internalIPAddress ()) if (_IdCnx[sid.get()].ExtAddress[j].internalIPAddress () == laddr[i].internalIPAddress ())