1. FieldJavaScript

• Author: zihjiang
• Version: 0.0.1

1.1.1. Description

用javascript的语法来处理数据, 实现process函数, 返回必须是一个字符串

target_field [string]

目标字段名

script [string]

javascript的脚本文件, 主要实现process的函数, 返回了一个字符串

function process(d) {
 // 固定返回字符串 
 // d为所有字段的对象
 // 格式为{"key": "value"} 
    return d;
}

common options [string]

Transform 组件通用参数，详情参照 Transform

配置示例

{
  "name": "FieldJavascript",
  "plugin_name": "FieldJavascript",
  "target_field": "jsfields",
  "script": "function process(d) {\n return d;\n}",
  "parallelism": "1",
  "source_table_name": "FieldOperation_63aa796e_7ffa",
  "result_table_name": "FieldJavascript_2233ac0e_5b7e"
}

返回实例

// 源数据
[
  {
    "randint": "2dda16efea31ea25df7c5fd57dfd242b",
    "host": "192.168.1.103",
    "id": 1,
    "source": "datasource",
    "MetricsName": "cpu",
    "value": 49,
    "_time": 1654956631000
  }
]

// 处理后的数据
[
  {
    "randint": "2dda16efea31ea25df7c5fd57dfd242b",
    "host": "192.168.1.103",
    "id": 1,
    "source": "datasource",
    "jsfields": "{\"randint\":\"2dda16efea31ea25df7c5fd57dfd242b\",\"host\":\"192.168.1.103\",\"id\":1,\"source\":\"datasource\",\"MetricsName\":\"cpu\",\"value\":49,\"_time\":1654956631000}",
    "MetricsName": "cpu",
    "value": 49,
    "_time": 1654956631000
  }
]