streamsets http client && json parse && local fs 使用

streamsets 包含了豐富的組件，origin processer destination

測試例子爲集成了http client 以及json 處理

啓動服務

使用docker

• 建立pipeline
  
• 添加http client 組件
  
• 配置http client

  http 服務地址： https://raw.githubusercontent.com/rongfengliang/json-learning/master/user3.json

• 添加json parse
  
• 配置json parse

  注意路徑是/ 開頭的，應該使用的是相似jsonpath 以及json patch 的方式，具體要看代碼

• 添加local fs 組件

  輸出到臨時文件系統
  

• 鏈接組件
  

運行

轉換後的數據

{"name":"json-patch","version":"1.0.0","main":"index.js","license":"MIT","dependencies":{"generate-schema":"^2.6.0","json-merge-patch":"^0.2.3","json-templater":"^1.2.0","json8-patch":"^0.4.1","jsonpatch":"^3.0.1","jsonschema":"^1.2.4","uglify-js":"^3.4.5","uglifyify":"^5.0.1","uglifyjs":"^2.4.11"},"apps":"{\"users\":{\"name\":\"dalong\",\"age\":33}}","type":"dGhpcyBpcyBhIGV4YW1wbGU=","scripts":{"t":"node t","p":"node p","s":"node s","gs":"node gs","build":"browserify t.js | uglifyjs -c > bundle.js","live":"live-server","m":"node m"},"devDependencies":{"browserify":"^16.2.2","live-server":"^1.2.0"},"result":{"users":{"name":"dalong","age":33}}}

參考資料

https://streamsets.com/documentation/datacollector/latest/help/datacollector/UserGuide/Origins/Origins_overview.html#concept_hpr_twm_jq