Merge gateways and routes in netconf since they are the same thing.

include/ZeroTierOne.h

@@ -82,20 +82,15 @@ extern "C" {
 #define ZT_MAX_NETWORK_SHORT_NAME_LENGTH 127
 
 /**
- * Maximum number of local routes on a network
+ * Maximum number of pushed routes on a network
  */
-#define ZT_MAX_NETWORK_LOCAL_ROUTES 16
+#define ZT_MAX_NETWORK_ROUTES 32
 
 /**
  * Maximum number of statically assigned IP addresses per network endpoint using ZT address management (not DHCP)
  */
 #define ZT_MAX_ZT_ASSIGNED_ADDRESSES 16
 
-/**
- * Maximum number of default routes / gateways on a network (ZT managed)
- */
-#define ZT_MAX_NETWORK_GATEWAYS 8
-
 /**
  * Maximum number of "specialists" on a network -- bridges, relays, etc.
  */
@@ -619,6 +614,22 @@ typedef struct
 	} v;
 } ZT_VirtualNetworkRule;
 
+/**
+ * A route to be pushed on a virtual network
+ */
+typedef struct
+{
+	/**
+	 * Target network / netmask bits (in port field) or NULL or 0.0.0.0/0 for default
+	 */
+	struct sockaddr_storage target;
+
+	/**
+	 * Gateway IP address (port ignored) or NULL (family == 0) for LAN-local (no gateway)
+	 */
+	struct sockaddr_storage via;
+} ZT_VirtualNetworkRoute;
+
 /**
  * An Ethernet multicast group
  */

node/NetworkConfig.cpp

@@ -100,17 +100,14 @@ void NetworkConfig::fromDictionary(const char *ds,unsigned int dslen)
 			default: // ignore unrecognized address types or junk/empty fields
 				continue;
 		}
-		if (addr.isNetwork()) {
+		if (!addr.isNetwork()) {
-			if ((_localRouteCount < ZT_MAX_NETWORK_LOCAL_ROUTES)&&(std::find(&(_localRoutes[0]),&(_localRoutes[_localRouteCount]),addr) == &(_localRoutes[_localRouteCount])))
-				_localRoutes[_localRouteCount++] = addr;
-		} else {
 			if ((_staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES)&&(std::find(&(_staticIps[0]),&(_staticIps[_staticIpCount]),addr) == &(_staticIps[_staticIpCount])))
 				_staticIps[_staticIpCount++] = addr;
 		}
 	}
-	std::sort(&(_localRoutes[0]),&(_localRoutes[_localRouteCount]));
 	std::sort(&(_staticIps[0]),&(_staticIps[_staticIpCount]));
 
+	/* Old versions don't support gateways anyway, so ignore this in old netconfs
 	std::vector<std::string> gatewaysSplit(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_GATEWAYS,"").c_str(),",","",""));
 	for(std::vector<std::string>::const_iterator gwstr(gatewaysSplit.begin());gwstr!=gatewaysSplit.end();++gwstr) {
 		InetAddress gw(*gwstr);
@@ -118,6 +115,7 @@ void NetworkConfig::fromDictionary(const char *ds,unsigned int dslen)
 			_gateways[_gatewayCount++] = gw;
 	}
 	std::sort(&(_gateways[0]),&(_gateways[_gatewayCount]));
+	*/
 
 	std::vector<std::string> relaysSplit(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_RELAYS,"").c_str(),",","",""));
 	for(std::vector<std::string>::const_iterator r(relaysSplit.begin());r!=relaysSplit.end();++r) {

node/NetworkConfig.hpp

@@ -278,17 +278,6 @@ public:
 	 */
 	inline const CertificateOfMembership &com() const throw() { return _com; }
 
-	/**
-	 * @return Network/netmask routes that are considered local to this virtual LAN interface
-	 */
-	inline std::vector<InetAddress> localRoutes() const
-	{
-		std::vector<InetAddress> r;
-		for(unsigned int i=0;i<_localRouteCount;++i)
-			r.push_back(_localRoutes[i]);
-		return r;
-	}
-
 	/**
 	 * @return ZeroTier-managed static IPs assigned to this device on this network
 	 */
@@ -300,17 +289,6 @@ public:
 		return r;
 	}
 
-	/**
-	 * @return ZeroTier-managed default gateways (for full tunnel) available on this network
-	 */
-	inline std::vector<InetAddress> gateways() const
-	{
-		std::vector<InetAddress> r;
-		for(unsigned int i=0;i<_gatewayCount;++i)
-			r.push_back(_gateways[i]);
-		return r;
-	}
-
 	/**
 	 * @return ZeroTier addresses of devices on this network designated as active bridges
 	 */
@@ -436,18 +414,16 @@ public:
 		for(unsigned int i=0;i<_specialistCount;++i)
 			b.append((uint64_t)_specialists[i]);
 
-		b.append((uint16_t)_localRouteCount);
+		b.append((uint16_t)_routeCount);
-		for(unsigned int i=0;i<_localRouteCount;++i)
+		for(unsigned int i=0;i<_routeCount;++i) {
-			_localRoutes[i].serialize(b);
+			reinterpret_cast<const InetAddress *>(&(_routes[i].target))->serialize(b);
+			reinterpret_cast<const InetAddress *>(&(_routes[i].via))->serialize(b);
+		}
 
 		b.append((uint16_t)_staticIpCount);
 		for(unsigned int i=0;i<_staticIpCount;++i)
 			_staticIps[i].serialize(b);
 
-		b.append((uint16_t)_gatewayCount);
-		for(unsigned int i=0;i<_gatewayCount;++i)
-			_gateways[i].serialize(b);
-
 		b.append((uint16_t)_staticCount);
 		for(unsigned int i=0;i<_staticCount;++i) {
 			_static[i].zt.appendTo(b);
@@ -568,11 +544,12 @@ public:
 			_specialists[i] = b.template at<uint64_t>(p); p += 8;
 		}
 
-		_localRouteCount = (unsigned int)b.template at<uint16_t>(p); p += 2;
+		_routeCount = (unsigned int)b.template at<uint16_t>(p); p += 2;
-		if (_localRouteCount > ZT_MAX_NETWORK_LOCAL_ROUTES)
+		if (_routeCount > ZT_MAX_NETWORK_ROUTES)
-			throw std::invalid_argument("overflow (local routes)");
+			throw std::invalid_argument("overflow (routes)");
-		for(unsigned int i=0;i<_localRouteCount;++i) {
+		for(unsigned int i=0;i<_routeCount;++i) {
-			p += _localRoutes[i].deserialize(b,p);
+			p += reinterpret_cast<InetAddress *>(&(_routes[i].target))->deserialize(b,p);
+			p += reinterpret_cast<InetAddress *>(&(_routes[i].via))->deserialize(b,p);
 		}
 
 		_staticIpCount = (unsigned int)b.template at<uint16_t>(p); p += 2;
@@ -582,13 +559,6 @@ public:
 			p += _staticIps[i].deserialize(b,p);
 		}
 
-		_gatewayCount = (unsigned int)b.template at<uint16_t>(p); p += 2;
-		if (_gatewayCount > ZT_MAX_NETWORK_GATEWAYS)
-			throw std::invalid_argument("overflow (gateways)");
-		for(unsigned int i=0;i<_gatewayCount;++i) {
-			p += _gateways[i].deserialize(b,p);
-		}
-
 		_staticCount = (unsigned int)b.template at<uint16_t>(p); p += 2;
 		if (_staticCount > ZT_MAX_NETWORK_STATIC_PHYSICAL_ADDRESSES)
 			throw std::invalid_argument("overflow (static addresses)");
@@ -688,9 +658,8 @@ protected: // protected so that a subclass can fill this out in network controll
 	uint64_t _specialists[ZT_MAX_NETWORK_SPECIALISTS];
 
 	// ZeroTier-managed IPs and routing table entries and stuff
-	InetAddress _localRoutes[ZT_MAX_NETWORK_LOCAL_ROUTES];
+	ZT_VirtualNetworkRoute _routes[ZT_MAX_NETWORK_ROUTES];
 	InetAddress _staticIps[ZT_MAX_ZT_ASSIGNED_ADDRESSES];
-	InetAddress _gateways[ZT_MAX_NETWORK_GATEWAYS];
 
 	// ZeroTier to physical static mappings
 	struct {
@@ -702,9 +671,8 @@ protected: // protected so that a subclass can fill this out in network controll
 	ZT_VirtualNetworkRule _rules[ZT_MAX_NETWORK_RULES];
 
 	unsigned int _specialistCount;
-	unsigned int _localRouteCount;
+	unsigned int _routeCount;
 	unsigned int _staticIpCount;
-	unsigned int _gatewayCount;
 	unsigned int _staticCount;
 	unsigned int _ruleCount;
 

node/NetworkConfigRequestMetaData.hpp

@@ -53,6 +53,7 @@ protected:
 	unsigned int _revision;
 	unsigned int _buildNo;
 	unsigned int _flags;
+	char _passcode[ZT_MAX_NETWORK_SHORT_NAME_LENGTH + 1];
 };
 
 } // namespace ZeroTier