Virtual Machines - List Hosts

POST https://management.azure.com/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.HDInsight/clusters/cluster1/listHosts?api-version=2021-06-01

import com.azure.core.util.Context;

/** Samples for VirtualMachines ListHosts. */
public final class Main {
    /*
     * x-ms-original-file: specification/hdinsight/resource-manager/Microsoft.HDInsight/stable/2021-06-01/examples/GetClusterVirtualMachines.json
     */
    /**
     * Sample code: Get All hosts in the cluster.
     *
     * @param manager Entry point to HDInsightManager.
     */
    public static void getAllHostsInTheCluster(com.azure.resourcemanager.hdinsight.HDInsightManager manager) {
        manager.virtualMachines().listHostsWithResponse("rg1", "cluster1", Context.NONE);
    }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

from azure.identity import DefaultAzureCredential
from azure.mgmt.hdinsight import HDInsightManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-hdinsight
# USAGE
    python get_cluster_virtual_machines.py

    Before run the sample, please set the values of the client ID, tenant ID and client secret
    of the AAD application as environment variables: AZURE_CLIENT_ID, AZURE_TENANT_ID,
    AZURE_CLIENT_SECRET. For more info about how to get the value, please see:
    https://docs.microsoft.com/azure/active-directory/develop/howto-create-service-principal-portal
"""


def main():
    client = HDInsightManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="subid",
    )

    response = client.virtual_machines.list_hosts(
        resource_group_name="rg1",
        cluster_name="cluster1",
    )
    print(response)


# x-ms-original-file: specification/hdinsight/resource-manager/Microsoft.HDInsight/stable/2021-06-01/examples/GetClusterVirtualMachines.json
if __name__ == "__main__":
    main()

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

package armhdinsight_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/hdinsight/armhdinsight"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/7a2ac91de424f271cf91cc8009f3fe9ee8249086/specification/hdinsight/resource-manager/Microsoft.HDInsight/stable/2021-06-01/examples/GetClusterVirtualMachines.json
func ExampleVirtualMachinesClient_ListHosts() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armhdinsight.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	res, err := clientFactory.NewVirtualMachinesClient().ListHosts(ctx, "rg1", "cluster1", nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	// You could use response here. We use blank identifier for just demo purposes.
	_ = res
	// If the HTTP response code is 200 as defined in example definition, your response structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
	// res.HostInfoArray = []*armhdinsight.HostInfo{
	// 	{
	// 		Name: to.Ptr("gateway1"),
	// 	},
	// 	{
	// 		Name: to.Ptr("gateway3"),
	// 	},
	// 	{
	// 		Name: to.Ptr("headnode0"),
	// 	},
	// 	{
	// 		Name: to.Ptr("headnode3"),
	// 	},
	// 	{
	// 		Name: to.Ptr("workernode0"),
	// 	},
	// 	{
	// 		Name: to.Ptr("workernode1"),
	// 	},
	// 	{
	// 		Name: to.Ptr("zookeepernode0"),
	// 	},
	// 	{
	// 		Name: to.Ptr("zookeepernode2"),
	// 	},
	// 	{
	// 		Name: to.Ptr("zookeepernode3"),
	// }}
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

const { HDInsightManagementClient } = require("@azure/arm-hdinsight");
const { DefaultAzureCredential } = require("@azure/identity");

/**
 * This sample demonstrates how to Lists the HDInsight clusters hosts
 *
 * @summary Lists the HDInsight clusters hosts
 * x-ms-original-file: specification/hdinsight/resource-manager/Microsoft.HDInsight/stable/2021-06-01/examples/GetClusterVirtualMachines.json
 */
async function getAllHostsInTheCluster() {
  const subscriptionId = process.env["HDINSIGHT_SUBSCRIPTION_ID"] || "subid";
  const resourceGroupName = process.env["HDINSIGHT_RESOURCE_GROUP"] || "rg1";
  const clusterName = "cluster1";
  const credential = new DefaultAzureCredential();
  const client = new HDInsightManagementClient(credential, subscriptionId);
  const result = await client.virtualMachines.listHosts(resourceGroupName, clusterName);
  console.log(result);
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Azure;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager;
using Azure.ResourceManager.HDInsight;
using Azure.ResourceManager.HDInsight.Models;
using Azure.ResourceManager.Resources;

// Generated from example definition: specification/hdinsight/resource-manager/Microsoft.HDInsight/stable/2021-06-01/examples/GetClusterVirtualMachines.json
// this example is just showing the usage of "VirtualMachines_ListHosts" operation, for the dependent resources, they will have to be created separately.

// get your azure access token, for more details of how Azure SDK get your access token, please refer to https://video2.skills-academy.com/en-us/dotnet/azure/sdk/authentication?tabs=command-line
TokenCredential cred = new DefaultAzureCredential();
// authenticate your client
ArmClient client = new ArmClient(cred);

// this example assumes you already have this HDInsightClusterResource created on azure
// for more information of creating HDInsightClusterResource, please refer to the document of HDInsightClusterResource
string subscriptionId = "subid";
string resourceGroupName = "rg1";
string clusterName = "cluster1";
ResourceIdentifier hdInsightClusterResourceId = HDInsightClusterResource.CreateResourceIdentifier(subscriptionId, resourceGroupName, clusterName);
HDInsightClusterResource hdInsightCluster = client.GetHDInsightClusterResource(hdInsightClusterResourceId);

// invoke the operation and iterate over the result
await foreach (HDInsightClusterHostInfo item in hdInsightCluster.GetVirtualMachineHostsAsync())
{
    Console.WriteLine($"Succeeded: {item}");
}

Console.WriteLine($"Succeeded");

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue