如何從Yarn rest API在瀏覽器上獲取JSON？

Question

我想從hadoop資源管理器中獲得所有的工作，所以我嘗試使用yarn rest API，但這是在瀏覽器中返回XML，那麼是否有任何方法可以從中獲取JSON？我打

URL下面給出： 服務器：端口/ WS/V1 /組/應用

Answer 1

由於MR SRINIVAS建議，將接受：應用/ JSON並做你想做的。這裏有一個例子：

Seans-MacBook-Pro:~% wget -qO- --header="Accept: Application/json" http://amarillo-rm.pepperdata.com:8088/ws/v1/cluster/info 


{ 
    "clusterInfo": { 
    "id": 1479097299577, 
    "startedOn": 1479097299577, 
    "state": "STARTED", 
    "haState": "ACTIVE", 
    "rmStateStoreName": "org.apache.hadoop.yarn.server.resourcemanager.recovery.NullRMStateStore", 
    "resourceManagerVersion": "2.6.0-cdh5.5.1", 
    "resourceManagerBuildVersion": "2.6.0-cdh5.5.1 from e1581abbb6ab62b0a41b7ce6141d7280bf0c53da by jenkins source checksum db52b8a74b1a7e55c309ec5fbcd7ca", 
    "resourceManagerVersionBuiltOn": "2015-12-02T18:44Z", 
    "hadoopVersion": "2.6.0-cdh5.5.1", 
    "hadoopBuildVersion": "2.6.0-cdh5.5.1 from e1581abbb6ab62b0a41b7ce6141d7280bf0c53da by jenkins source checksum 98e07176d1787150a6a9c087627562c", 
    "hadoopVersionBuiltOn": "2015-12-02T18:38Z" 
    } 
}