mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2025-06-06 20:43:44 +02:00
Drop old Demarc.cpp code.
This commit is contained in:
Adam Ierymenko
parent
bd749e040d
commit
8adbbe092d
2 changed files with 0 additions and 390 deletions
216
node/Demarc.cpp
216
node/Demarc.cpp
|
|
@ -1,216 +0,0 @@
|
||||||
/*
|
|
||||||
* ZeroTier One - Global Peer to Peer Ethernet
|
|
||||||
* Copyright (C) 2011-2014 ZeroTier Networks LLC
|
|
||||||
*
|
|
||||||
* This program is free software: you can redistribute it and/or modify
|
|
||||||
* it under the terms of the GNU General Public License as published by
|
|
||||||
* the Free Software Foundation, either version 3 of the License, or
|
|
||||||
* (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This program is distributed in the hope that it will be useful,
|
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
* GNU General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU General Public License
|
|
||||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
*
|
|
||||||
* --
|
|
||||||
*
|
|
||||||
* ZeroTier may be used and distributed under the terms of the GPLv3, which
|
|
||||||
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
|
|
||||||
*
|
|
||||||
* If you would like to embed ZeroTier into a commercial application or
|
|
||||||
* redistribute it in a modified binary form, please contact ZeroTier Networks
|
|
||||||
* LLC. Start here: http://www.zerotier.com/
|
|
||||||
*/
|
|
||||||
|
|
||||||
#include <vector>
|
|
||||||
|
|
||||||
#include "Constants.hpp"
|
|
||||||
|
|
||||||
#ifdef __WINDOWS__
|
|
||||||
#include <WinSock2.h>
|
|
||||||
#include <Windows.h>
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#include "Demarc.hpp"
|
|
||||||
#include "RuntimeEnvironment.hpp"
|
|
||||||
#include "Logger.hpp"
|
|
||||||
#include "UdpSocket.hpp"
|
|
||||||
#include "InetAddress.hpp"
|
|
||||||
#include "Switch.hpp"
|
|
||||||
#include "Buffer.hpp"
|
|
||||||
#include "CMWC4096.hpp"
|
|
||||||
|
|
||||||
namespace ZeroTier {
|
|
||||||
|
|
||||||
const Demarc::Port Demarc::ANY_PORT = (Port)0xffffffffffffffffULL;
|
|
||||||
const Demarc::Port Demarc::NULL_PORT = (Port)0;
|
|
||||||
|
|
||||||
Demarc::Demarc(const RuntimeEnvironment *renv) :
|
|
||||||
_r(renv)
|
|
||||||
{
|
|
||||||
}
|
|
||||||
|
|
||||||
Demarc::~Demarc()
|
|
||||||
{
|
|
||||||
for(std::map< Port,DemarcPortObj >::iterator pe(_ports.begin());pe!=_ports.end();++pe) {
|
|
||||||
switch (pe->second.type) {
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V4:
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V6:
|
|
||||||
delete ((UdpSocket *)pe->second.obj);
|
|
||||||
break;
|
|
||||||
case PORT_TYPE_LOCAL_ETHERNET:
|
|
||||||
case PORT_TYPE_RELAY_TUNNEL:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
std::string Demarc::describe(Demarc::Port p)
|
|
||||||
{
|
|
||||||
char buf[64];
|
|
||||||
switch ((DemarcPortType)(((uint64_t)p) >> 60)) {
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V4:
|
|
||||||
Utils::snprintf(buf,sizeof(buf),"udp/4/%d",(int)((uint64_t)p & 0xffff));
|
|
||||||
return std::string(buf);
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V6:
|
|
||||||
Utils::snprintf(buf,sizeof(buf),"udp/6/%d",(int)((uint64_t)p & 0xffff));
|
|
||||||
return std::string(buf);
|
|
||||||
case PORT_TYPE_LOCAL_ETHERNET:
|
|
||||||
return std::string("ethernet");
|
|
||||||
case PORT_TYPE_RELAY_TUNNEL:
|
|
||||||
return std::string("relay");
|
|
||||||
}
|
|
||||||
return std::string("(null)");
|
|
||||||
}
|
|
||||||
|
|
||||||
bool Demarc::has(Port p) const
|
|
||||||
throw()
|
|
||||||
{
|
|
||||||
Mutex::Lock _l(_ports_m);
|
|
||||||
return (_ports.count(p) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
bool Demarc::bindLocalUdp(unsigned int localPort)
|
|
||||||
{
|
|
||||||
Mutex::Lock _l(_ports_m);
|
|
||||||
|
|
||||||
uint64_t v4p = ((uint64_t)PORT_TYPE_UDP_SOCKET_V4 << 60) | (uint64_t)localPort;
|
|
||||||
uint64_t v6p = ((uint64_t)PORT_TYPE_UDP_SOCKET_V6 << 60) | (uint64_t)localPort;
|
|
||||||
if ((_ports.count((Port)v4p))||(_ports.count((Port)v6p)))
|
|
||||||
return true; // port already bound
|
|
||||||
|
|
||||||
UdpSocket *v4 = (UdpSocket *)0;
|
|
||||||
try {
|
|
||||||
DemarcPortObj *v4r = &(_ports[(Port)v4p]);
|
|
||||||
v4r->port = (Port)v4p;
|
|
||||||
v4r->parent = this;
|
|
||||||
v4r->obj = v4 = new UdpSocket(false,localPort,false,&Demarc::_CBudpSocketPacketHandler,v4r);
|
|
||||||
v4r->type = PORT_TYPE_UDP_SOCKET_V4;
|
|
||||||
} catch ( ... ) {
|
|
||||||
_ports.erase((Port)v4p);
|
|
||||||
v4 = (UdpSocket *)0;
|
|
||||||
}
|
|
||||||
|
|
||||||
UdpSocket *v6 = (UdpSocket *)0;
|
|
||||||
try {
|
|
||||||
DemarcPortObj *v6r = &(_ports[(Port)v6p]);
|
|
||||||
v6r->port = (Port)v6p;
|
|
||||||
v6r->parent = this;
|
|
||||||
v6r->obj = v6 = new UdpSocket(false,localPort,true,&Demarc::_CBudpSocketPacketHandler,v6r);
|
|
||||||
v6r->type = PORT_TYPE_UDP_SOCKET_V6;
|
|
||||||
} catch ( ... ) {
|
|
||||||
_ports.erase((Port)v6p);
|
|
||||||
v6 = (UdpSocket *)0;
|
|
||||||
}
|
|
||||||
|
|
||||||
return ((v4)||(v6));
|
|
||||||
}
|
|
||||||
|
|
||||||
Demarc::Port Demarc::pick(const InetAddress &to) const
|
|
||||||
throw()
|
|
||||||
{
|
|
||||||
Mutex::Lock _l(_ports_m);
|
|
||||||
try {
|
|
||||||
std::vector< std::map< Port,DemarcPortObj >::const_iterator > possibilities;
|
|
||||||
for(std::map< Port,DemarcPortObj >::const_iterator pe(_ports.begin());pe!=_ports.end();++pe) {
|
|
||||||
switch (pe->second.type) {
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V4:
|
|
||||||
if (to.isV4())
|
|
||||||
possibilities.push_back(pe);
|
|
||||||
break;
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V6:
|
|
||||||
if (to.isV6())
|
|
||||||
possibilities.push_back(pe);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if (possibilities.size())
|
|
||||||
return possibilities[_r->prng->next32() % possibilities.size()]->first;
|
|
||||||
else return NULL_PORT;
|
|
||||||
} catch ( ... ) {
|
|
||||||
return NULL_PORT;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
Demarc::Port Demarc::send(Demarc::Port fromPort,const InetAddress &to,const void *data,unsigned int len,int hopLimit) const
|
|
||||||
throw()
|
|
||||||
{
|
|
||||||
_ports_m.lock();
|
|
||||||
|
|
||||||
std::map< Port,DemarcPortObj >::const_iterator pe(_ports.find(fromPort));
|
|
||||||
if (pe == _ports.end()) {
|
|
||||||
try {
|
|
||||||
std::vector< std::map< Port,DemarcPortObj >::const_iterator > possibilities;
|
|
||||||
for(pe=_ports.begin();pe!=_ports.end();++pe) {
|
|
||||||
switch (pe->second.type) {
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V4:
|
|
||||||
if (to.isV4())
|
|
||||||
possibilities.push_back(pe);
|
|
||||||
break;
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V6:
|
|
||||||
if (to.isV6())
|
|
||||||
possibilities.push_back(pe);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if (possibilities.size())
|
|
||||||
pe = possibilities[_r->prng->next32() % possibilities.size()];
|
|
||||||
else {
|
|
||||||
_ports_m.unlock();
|
|
||||||
return NULL_PORT;
|
|
||||||
}
|
|
||||||
} catch ( ... ) {
|
|
||||||
_ports_m.unlock();
|
|
||||||
return NULL_PORT;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
switch (pe->second.type) {
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V4:
|
|
||||||
case PORT_TYPE_UDP_SOCKET_V6:
|
|
||||||
_ports_m.unlock();
|
|
||||||
if (((UdpSocket *)pe->second.obj)->send(to,data,len,hopLimit))
|
|
||||||
return pe->first;
|
|
||||||
return NULL_PORT;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
_ports_m.unlock();
|
|
||||||
return NULL_PORT;
|
|
||||||
}
|
|
||||||
|
|
||||||
void Demarc::_CBudpSocketPacketHandler(UdpSocket *sock,void *arg,const InetAddress &from,const void *data,unsigned int len)
|
|
||||||
{
|
|
||||||
if (!((DemarcPortObj *)arg)->parent->_r->shutdownInProgress)
|
|
||||||
((DemarcPortObj *)arg)->parent->_r->sw->onRemotePacket(((DemarcPortObj *)arg)->port,from,Buffer<4096>(data,len));
|
|
||||||
}
|
|
||||||
|
|
||||||
} // namespace ZeroTier
|
|
||||||
174
node/Demarc.hpp
174
node/Demarc.hpp
|
|
@ -1,174 +0,0 @@
|
||||||
/*
|
|
||||||
* ZeroTier One - Global Peer to Peer Ethernet
|
|
||||||
* Copyright (C) 2011-2014 ZeroTier Networks LLC
|
|
||||||
*
|
|
||||||
* This program is free software: you can redistribute it and/or modify
|
|
||||||
* it under the terms of the GNU General Public License as published by
|
|
||||||
* the Free Software Foundation, either version 3 of the License, or
|
|
||||||
* (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This program is distributed in the hope that it will be useful,
|
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
* GNU General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU General Public License
|
|
||||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
*
|
|
||||||
* --
|
|
||||||
*
|
|
||||||
* ZeroTier may be used and distributed under the terms of the GPLv3, which
|
|
||||||
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
|
|
||||||
*
|
|
||||||
* If you would like to embed ZeroTier into a commercial application or
|
|
||||||
* redistribute it in a modified binary form, please contact ZeroTier Networks
|
|
||||||
* LLC. Start here: http://www.zerotier.com/
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef ZT_DEMARC_HPP
|
|
||||||
#define ZT_DEMARC_HPP
|
|
||||||
|
|
||||||
#include <stdlib.h>
|
|
||||||
#include <stdint.h>
|
|
||||||
|
|
||||||
#include <map>
|
|
||||||
#include <string>
|
|
||||||
|
|
||||||
#include "Mutex.hpp"
|
|
||||||
#include "InetAddress.hpp"
|
|
||||||
|
|
||||||
namespace ZeroTier {
|
|
||||||
|
|
||||||
class RuntimeEnvironment;
|
|
||||||
class UdpSocket;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Local demarcation point
|
|
||||||
*
|
|
||||||
* This holds and provides unique identifiers for all local communication
|
|
||||||
* endpoints, such as UDP sockets, raw Ethernet sockets, tunnels to a relay
|
|
||||||
* server, etc. It permits other code to refer to these via Port and forget
|
|
||||||
* about what they actually are.
|
|
||||||
*
|
|
||||||
* All ports are closed when this class is destroyed.
|
|
||||||
*
|
|
||||||
* Its name "demarcation point" comes from the telco/cable terminology for
|
|
||||||
* the box where wires terminate at a customer's property.
|
|
||||||
*/
|
|
||||||
class Demarc
|
|
||||||
{
|
|
||||||
public:
|
|
||||||
/**
|
|
||||||
* Local demarcation port
|
|
||||||
*
|
|
||||||
* NULL_PORT is zero so this can be used in if(port) to check for
|
|
||||||
* a valid/known port.
|
|
||||||
*/
|
|
||||||
typedef uint64_t Port;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Port identifier used to refer to any port
|
|
||||||
*/
|
|
||||||
static const Port ANY_PORT;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Port identifier used to refer to null port / port not found
|
|
||||||
*/
|
|
||||||
static const Port NULL_PORT;
|
|
||||||
|
|
||||||
Demarc(const RuntimeEnvironment *renv);
|
|
||||||
~Demarc();
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Describe a port
|
|
||||||
*
|
|
||||||
* This can describe even ports that are not bound, e.g. from serialized
|
|
||||||
* data.
|
|
||||||
*
|
|
||||||
* @param p Port
|
|
||||||
* @return Human-readable description of port
|
|
||||||
*/
|
|
||||||
static std::string describe(Port p);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @param p Port to check
|
|
||||||
* @return True if this port is bound/connected/etc.
|
|
||||||
*/
|
|
||||||
bool has(Port p) const
|
|
||||||
throw();
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Bind local UDP port for both IPv4 and IPv6 traffic
|
|
||||||
*
|
|
||||||
* @param localPort Local IP port
|
|
||||||
* @return True if successfully bound, or if already bound
|
|
||||||
*/
|
|
||||||
bool bindLocalUdp(unsigned int localPort);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Pick a port to send to an address of a given type
|
|
||||||
*
|
|
||||||
* @param to Destination address
|
|
||||||
* @return Port or NULL_PORT if none
|
|
||||||
*/
|
|
||||||
Port pick(const InetAddress &to) const
|
|
||||||
throw();
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Send a packet
|
|
||||||
*
|
|
||||||
* If fromPort is ANY_PORT or if the port is not found, a random port is
|
|
||||||
* chosen from those available matching the characteristics of the address
|
|
||||||
* in 'to'.
|
|
||||||
*
|
|
||||||
* @param fromPort Port to send from
|
|
||||||
* @param to Destination IP/port
|
|
||||||
* @param data Data to send
|
|
||||||
* @param len Length of data in bytes
|
|
||||||
* @param hopLimit IP hop limit for UDP packets or -1 for max/unlimited
|
|
||||||
* @return Port actually sent from or NULL_PORT on failure
|
|
||||||
*/
|
|
||||||
Port send(Port fromPort,const InetAddress &to,const void *data,unsigned int len,int hopLimit) const
|
|
||||||
throw();
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @param p Port
|
|
||||||
* @return 64-bit integer suitable for serialization
|
|
||||||
*/
|
|
||||||
static inline uint64_t portToInt(const Port p) throw() { return (uint64_t)p; }
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @param p 64-bit integer from serialized representation
|
|
||||||
* @return Port suitable for use in code
|
|
||||||
*/
|
|
||||||
static inline Port intToPort(const uint64_t p) throw() { return (Port)p; }
|
|
||||||
|
|
||||||
private:
|
|
||||||
const RuntimeEnvironment *_r;
|
|
||||||
|
|
||||||
static void _CBudpSocketPacketHandler(UdpSocket *sock,void *arg,const InetAddress &from,const void *data,unsigned int len);
|
|
||||||
|
|
||||||
enum DemarcPortType
|
|
||||||
{
|
|
||||||
PORT_TYPE_UDP_SOCKET_V4 = 1,
|
|
||||||
PORT_TYPE_UDP_SOCKET_V6 = 2,
|
|
||||||
PORT_TYPE_LOCAL_ETHERNET = 3,
|
|
||||||
PORT_TYPE_RELAY_TUNNEL = 4
|
|
||||||
};
|
|
||||||
|
|
||||||
// Variant holding instances of UdpSocket, etc.
|
|
||||||
struct DemarcPortObj
|
|
||||||
{
|
|
||||||
Demarc::Port port;
|
|
||||||
Demarc *parent;
|
|
||||||
void *obj;
|
|
||||||
DemarcPortType type;
|
|
||||||
};
|
|
||||||
|
|
||||||
std::map< Port,DemarcPortObj > _ports;
|
|
||||||
Mutex _ports_m;
|
|
||||||
};
|
|
||||||
|
|
||||||
} // namespace ZeroTier
|
|
||||||
|
|
||||||
#endif
|
|
||||||
Loading…
Add table
Reference in a new issue