meshnets.yggaddress added

daemon/Daemon.cpp

@@ -147,6 +147,18 @@ namespace i2p
 			bool ygg; i2p::config::GetOption("meshnets.yggdrasil", ygg);
 			boost::asio::ip::address_v6 yggaddr;
 			if (ygg)
+			{
+				std::string yggaddress; i2p::config::GetOption ("meshnets.yggaddress", yggaddress);
+				if (!yggaddress.empty ())
+				{
+					yggaddr = boost::asio::ip::address_v6::from_string (yggaddress);
+					if (yggaddr.is_unspecified () || i2p::util::net::GetMTU (yggaddr) != 0xFFFF) // ygg's MTU is always 65535
+					{
+						LogPrint(eLogWarning, "Daemon: Can't find Yggdrasil address ", yggaddress);
+						ygg = false;
+					}	
+				}
+				else
 				{	
 					yggaddr = i2p::util::net::GetYggdrasilAddress ();
 					if (yggaddr.is_unspecified ())
@@ -155,6 +167,7 @@ namespace i2p
 						ygg = false;
 					}	
 				}	
+			}	
 			
 			uint16_t port; i2p::config::GetOption("port", port);
 			if (!i2p::config::IsDefault("port"))

libi2pd/Config.cpp

@@ -279,6 +279,7 @@ namespace config {
 		options_description meshnets("Meshnet transports options");
 		meshnets.add_options()
 			("meshnets.yggdrasil", bool_switch()->default_value(false),              "Support transports through the Yggdrasil (deafult: false)")
+			("meshnets.yggaddress", value<std::string>()->default_value(""), 		 "Yggdrasil address to publish")
 		;	
 		
 		m_OptionsDesc

libi2pd/RouterInfo.cpp

@@ -980,7 +980,8 @@ namespace data
 		return GetAddress (
 			[](std::shared_ptr<const RouterInfo::Address> address)->bool
 			{
-				return address->IsPublishedNTCP2 () && address->host.is_v6 ();
+				return address->IsPublishedNTCP2 () && address->host.is_v6 () && 
+					!i2p::util::net::IsYggdrasilAddress (address->host);
 			});
 	}	
 

libi2pd/util.cpp

@@ -461,7 +461,7 @@ namespace net
 #endif
 	}
 
-	bool IsInReservedRange (const boost::asio::ip::address& host, bool checkYggdrasil) 
+	bool IsInReservedRange (const boost::asio::ip::address& host) 
 	{
 		// https://en.wikipedia.org/wiki/Reserved_IP_addresses
 		if(host.is_v4())
@@ -502,7 +502,7 @@ namespace net
 				if (ipv6_address >= it.first && ipv6_address <= it.second)
 					return true;
 			}
-			if (checkYggdrasil && IsYggdrasilAddress (ipv6_address.data ())) // yggdrasil?
+			if (IsYggdrasilAddress (ipv6_address.data ())) // yggdrasil?
 				return true;
 		}
 		return false;

libi2pd/util.h

@@ -189,7 +189,7 @@ namespace util
 		int GetMTU (const boost::asio::ip::address& localAddress);
 		const boost::asio::ip::address GetInterfaceAddress (const std::string & ifname, bool ipv6=false);
 		boost::asio::ip::address_v6 GetYggdrasilAddress ();
-		bool IsInReservedRange (const boost::asio::ip::address& host, bool checkYggdrasil = true);
+		bool IsInReservedRange (const boost::asio::ip::address& host);
 		bool IsYggdrasilAddress (const boost::asio::ip::address& addr);
 	}
 }