add example

conf/system.ini

@@ -36,7 +36,7 @@ accessLogDir=logs/
 accesslogRollSize=52428800
 defaultController=index
 defaultAction=index
-scriptName=lua/http.lua
+scriptName=http.lua
 
 [head]
 host=0.0.0.0
@@ -47,6 +47,7 @@ serverName=head-server
 [kafkac_out]
 ;是否是 v0.9.x 新协议获取
 isNewConsumerOut=yes
+; 支持同时消费多个 topic, 多个用逗号分隔
 topicNameOut=test,admid_mark
 groupIdOut=test_group_id
 brokerListOut=10.13.4.161:9192,10.13.4.160:9192

example/dusty.lua

@@ -0,0 +1,23 @@
+--
+--
+-- 该脚本实现将 kafka 中的数据落地到文件中，并且统计落地消息数
+--
+--
+local obj = aidp.message.get()
+local filename = os.date('%Y-%m-%d-%H') .. '.log'
+local files = {};
+local storage = aidp.storage()
+for k,v in pairs(obj) do
+	if #v == 3 then
+		if files[v[2]] == nil then
+			files[v[2]] = io.open(v[2]..filename, 'a+');
+			files[v[2]]:setvbuf('full')
+		end	
+		files[v[2]]:write(v[3]..'\n')
+		storage:incr(v[2] .. ':message_size', 1)
+	end
+end
+for k,v in pairs(files) do
+	v:flush()
+	v:close()
+end

example/http.lua

@@ -0,0 +1,42 @@
+
+---
+-- @function: 打印table的内容，递归
+-- @param: tbl 要打印的table
+-- @param: level 递归的层数，默认不用传值进来
+-- @param: filteDefault 是否过滤打印构造函数，默认为是
+-- @return: return
+function PrintTable( tbl , level, filteDefault)
+  local msg = ""
+  filteDefault = filteDefault or true --默认过滤关键字（DeleteMe, _class_type）
+  level = level or 1
+  local indent_str = ""
+  for i = 1, level do
+    indent_str = indent_str.."  "
+  end
+
+  print(indent_str .. "{")
+  for k,v in pairs(tbl) do
+    if filteDefault then
+      if k ~= "_class_type" and k ~= "DeleteMe" then
+        local item_str = string.format("%s%s = %s", indent_str .. " ",tostring(k), tostring(v))
+        print(item_str)
+        if type(v) == "table" then
+          PrintTable(v, level + 1)
+        end
+      end
+    else
+      local item_str = string.format("%s%s = %s", indent_str .. " ",tostring(k), tostring(v))
+      print(item_str)
+      if type(v) == "table" then
+        PrintTable(v, level + 1)
+      end
+    end
+  end
+  print(indent_str .. "}")
+end
+
+local request = aidp.http.request();
+local topic_name = request:get_query('t')
+local response = aidp.http.response();
+local storage = aidp.storage()
+response:set_content(topic_name .. ':message_size ' .. storage:get(topic_name .. ':message_size'));