c/s json protocol example

examples/simpledb.lua

@@ -4,34 +4,19 @@ local db = {}
 local command = {}
 
 function command.GET(key)
-	skynet.ret(db[key])
+	return db[key]
 end
 
 function command.SET(key, value)
 	local last = db[key]
 	db[key] = value
-	skynet.ret(last)
+	return last
 end
 
-local trace_cache = {}
-
-skynet.trace_callback(function(handle, ti)
---	print("TRACE",trace_cache[handle],ti)
-	trace_cache[handle] = nil
-end)
-
 skynet.start(function()
-	skynet.dispatch("text", function(session, address, message)
-		trace_cache[skynet.trace()] = message
-		local cmd, key , value = string.match(message, "(%w+) (%w+) ?(.*)")
-		local f = command[cmd]
-		if f then
-			f(key,value)
-		else
-			skynet.ret("Invalid command : "..message)
-		end
+	skynet.dispatch("lua", function(session, address, cmd, ...)
+		local f = command[string.upper(cmd)]
+		skynet.ret(skynet.pack(f(...)))
 	end)
 	skynet.register "SIMPLEDB"
 end)
-
-