Server release

README.md

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+# NuclearServer
+A server lua script for NuclearPong. 
+
+# Usage
+Just launch it with Lua. Requires lua and lua-socket. 
+```
+lua server.lua
+```

server.lua

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+local running = true
+local socket = require 'socket'
+local udp = socket.udp()
+local player1ip, player2ip, player1port, player2port = "none", "none", nil, nil
+udp:settimeout(0)
+udp:setsockname('*', 12345)
+local p1ping = 0
+local p2ping = 0
+local requesterip 
+local requresterport
+while running do
+  local data, msg_or_ip, port_or_nil
+  local p1data, p2data
+  repeat
+
+    data, msg_or_ip, port_or_nil = udp:receivefrom()
+    if data then
+
+      if data == "HELLO" then
+        requesterip = msg_or_ip
+        requesterport = port_or_nil
+      else
+        print(string.sub(data,1,1) .. "Playerlist: " .. player1ip .. " " .. player2ip)
+        if (player1ip == msg_or_ip) then
+          p1ping = 0
+          p1data = data
+        elseif player2ip == msg_or_ip then
+          p2data = data
+          p2ping = 0
+        else
+          if (player1ip == "none") then
+            player1ip = msg_or_ip
+            p1data = data
+            p1ping = 0
+            player1port = port_or_nil
+            print("CONNECTED: PLAYER 1 FROM: " .. player1ip)
+          elseif player2ip == "none" and msg_or_ip ~= player1ip then
+            player2ip = msg_or_ip
+            p2data = data
+            p2ping = 0
+            player2port = port_or_nil
+            print("CONNECTED: PLAYER 2 FROM: " .. player2ip)
+          elseif (player1ip ~= msg_or_ip and player2ip ~= msg_or_ip) then
+            print("Lobby Full!" .. player1ip .. player2ip)
+          end
+        end
+
+      end
+    end
+   until not data
+    if player1ip ~= "none" then
+      p1ping = p1ping + 1
+      if p1ping > 100 then
+        if p2data then
+          udp:sendto(p2data .. '|' .. p1ping, player1ip, player1port)
+        end
+        print("PLAYER 1 DISCONNECTED")
+        p1data = nil
+        player1ip = "none"
+        player1port = nil
+      end
+    end
+    if player2ip ~= "none" then
+      p2ping = p2ping + 1
+      if p2ping > 100 then
+        if p1data then
+          udp:sendto(p1data .. '|' .. p2ping, player2ip, player2port)
+        end
+        print("PLAYER 2 DISCONNECTED")
+        p2data = nil
+        player2ip = "none"
+        player2port = nil
+      end
+    end
+    if p1data and player2port then
+      udp:sendto(p1data .. '|' .. p2ping, player2ip, player2port)
+      print("SENT TO " .. player2ip .. ":" .. player2port ..  " : " .. string.sub(p1data,1,1))
+    end
+    if p2data and player1port then
+      udp:sendto(p2data .. '|' .. p1ping, player1ip, player1port)
+      print("SENT TO " .. player1ip .. ":" .. player1port .. " : " .. string.sub(p2data,1,1))
+      --print("1::" .. p1data)
+      --print("2::" .. p2data)
+      --print("SENT1: " .. player2ip .. " " .. player2port .. " " .. p1data)
+      --print("SENT2: " .. player1ip .. " " .. player1port .. " " .. p2data)
+    end
+    if requesterip then
+        print("getting pnged!")
+        if player1ip == "none" then
+          udp:sendto("nettest",requesterip, requesterport)
+          print("nettest av to: " .. requesterip)
+        elseif player2ip == "none" then
+          udp:sendto("clienttest", requesterip, requesterport)
+          print("clienttest av to: " .. requesterip)
+        else
+          udp:sendto("full", requesterip, requesterport)
+          print("full to: " .. msg_or_ip)
+        end
+        requesterip, requesterport = nil
+    end
+    socket.sleep(0.015)
+
+end