refactor builder

apps/hijack.lua

@@ -0,0 +1,53 @@
+_G.requireInjector()
+
+local Socket = require('socket')
+
+if not ... then
+	local turtle = _G.turtle
+
+  while true do
+    print('hijack: waiting for connections')
+    local socket = Socket.server(188)
+
+    print('hijack: connection from ' .. socket.dhost)
+
+    local methods = { }
+		for k,v in pairs(turtle) do
+			if type(v) == 'function' then
+				table.insert(methods, k)
+			end
+		end
+		socket:write(methods)
+
+	  while true do
+	    local data = socket:read()
+	    if not data then
+	      break
+	    end
+	    socket:write({ turtle[data.fn](unpack(data.args)) })
+	  end
+  end
+
+else
+	local remoteId = ({ ... })[1]
+	local socket, msg = Socket.connect(remoteId, 188)
+
+	if not socket then
+	  error(msg)
+	end
+
+	local methods = socket:read()
+
+	local turtle = { }
+	for _,method in pairs(methods) do
+		turtle[method] = function(...)
+			socket:write({ fn = method, args = { ... } })
+			local resp = socket:read()
+			return table.unpack(resp)
+		end
+	end
+
+	_G.turtle = turtle
+	os.pullEventRaw('terminate')
+	socket:close()
+end