re-add love-gltf for now; use local IPs for now.

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "love-gltf"]
+	path = love-gltf
+	url = https://gitlab.com/Alloyed/love-gltf.git

love-gltf

@@ -0,0 +1 @@
+Subproject commit b9084c4dd27057d0e72b569c2da806cabc1a84f7

src/metaserver/main.lua

@@ -18,12 +18,18 @@ local tick = 0
 local handlers = setmetatable({
 
     serverInfo = function( svInfo, ip, port )
-      print( "Received server info from:", ip, port )
-      if ip ~= tostring( svInfo.ip ) then return print("Server IP mismatch:", ip, svInfo.ip) end
+      print( "Server:", ip, port )
       local t = socket.gettime()
-      if not servers[ip] then servers[ip] = { ip = ip, port = port, info = svInfo } end
-      servers[ip].time = t
-      packet.advertised{ time = t }
+      if not servers[ip..port] then
+        servers[ip..port] = { ip = ip, port = port, info = svInfo }
+        --NAT punch: the server doesn't know its own external IP
+        --so it contacts a third party (the metaserver) to discover it.
+        --This external IP gets advertised to prospective clients.
+        svInfo.ip = shared.ip.fromString( ip )
+        svInfo.port = port
+      end
+      servers[ip..port].time = t
+      packet.advertised{ time = t, ip = svInfo.ip, port = svInfo.port }
       return udp:sendto( packet.get(), ip, port )
     end,
     

src/server/main.lua

@@ -3,7 +3,9 @@ package.path = "..\\?.lua;..\\lualib\\?.lua;"..package.path
 local shared = assert( require 'shared.shared' )
 local packet = shared.packet
 local socket = assert( require 'socket' )
-local ms = shared.metaserver
+local mscxn = assert( socket.udp() )
+mscxn:settimeout( 0 )
+assert( mscxn:setpeername( shared.metaserver.ip, shared.metaserver.port ), "Could not connect to metaserver!" )
 local udp
 local io = assert( io )
 
@@ -36,7 +38,7 @@ function server.Advertise()
   packet.get()
   packet.metaServer()
   packet.serverInfo( svInfo )
-  udp:sendto( packet.get() , ms.ip, ms.port )
+  mscxn:send( packet.get() )
 end
 
 function server.serverInfo( serverInfo )
@@ -106,7 +108,7 @@ server.Start()
 function love.update( dt )
   server.Parse( udp:receivefrom() )
   server.Advance()
-  if server.tick % 50 == 0 then
+  if server.tick % 250 == 0 then
     server.Advertise()
   end
 end

src/shared/metaserver.lua

@@ -1 +1 @@
-return { ip = '142.162.167.92', port = 42069 }
+return { ip = '192.168.2.15', port = 42069 }

src/shared/shared.lua

@@ -1,13 +1,13 @@
 print( "Loading Shared." )
 local shared = {}
 
-do
+--[[do
   local rq = require
   require = function( ... )
     print( "Require:", ... )
     return rq( ... )
   end
-end
+end]]
 shared.ip = assert( require 'shared.ipstring' )
 shared.packet = assert( require 'shared.packet' )
 shared.print = assert( require 'shared.print' )