groovyでCloudera Managerのサービスを一覧表示する

groovyでCloudera Managerのサービスを一覧表示するには、以下のようなコードを実行します。

サンプルコード

@Grab(group='org.apache.httpcomponents', module='httpclient', version='4.3.5')
import org.apache.http.client.methods.*
import org.apache.http.impl.client.*
import org.apache.http.message.*
import org.apache.http.auth.*
import groovy.json.*

def host = "192.168.1.240" // replace this
def port = 7180
def user = "admin"
def password = "admin"
def clusterName = "cluster"

def httpclient = new DefaultHttpClient()
httpclient.getCredentialsProvider().setCredentials(
  new AuthScope(host, port),
  new UsernamePasswordCredentials(user, password)
)

def method = new HttpGet("http://${host}:${port}/api/v7/clusters/${clusterName}/services")
def response = httpclient.execute(method)
println response.getStatusLine().getStatusCode()

def json = new JsonSlurper().parseText(response.getEntity().getContent().text)
for(item in json.items){
  println "name:${item.name}"
  println "health summary:${item.healthSummary}"
  println "service state:${item.serviceState}"
  println "----"
}

参考情報
/clusters/{clusterName}/services - Cloudera Manager API v7