more example for echo socket service

service/testsocket.lua

@@ -3,10 +3,7 @@ local socket = require "socket"
 
 local mode , id = ...
 
-if mode == "agent" then
-	id = tonumber(id)
-
-	skynet.start(function()
+local function echo(id)
 	socket.start(id)
 
 	while true do
@@ -15,15 +12,22 @@ if mode == "agent" then
 			socket.write(id, str .. "\n")
 		else
 			socket.close(id)
-				print("closed " .. id)
-				break
+			return
 		end
 	end
+end
 
+if mode == "agent" then
+	id = tonumber(id)
+
+	skynet.start(function()
+		skynet.fork(function()
+			echo(id)
 			skynet.exit()
 		end)
+	end)
 else
-	local function accepter(id)
+	local function accept(id)
 		socket.start(id)
 		socket.write(id, "Hello Skynet\n")
 		skynet.newservice("testsocket", "agent", id)
@@ -37,8 +41,11 @@ else
 
 		socket.start(id , function(id, addr)
 			print("connect from " .. addr .. " " .. id)
-			-- you can also call skynet.newservice for this socket id
-			skynet.fork(accepter, id)
+			-- you have choices :
+			-- 1. skynet.newservice("testsocket", "agent", id)
+			-- 2. skynet.fork(echo, id)
+			-- 3. accept(id)
+			accept(id)
 		end)
 	end)
 end