Virtual Machines - Install Patches

POST https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/myResourceGroupName/providers/Microsoft.Compute/virtualMachines/myVMName/installPatches?api-version=2025-04-01

{
  "maximumDuration": "PT4H",
  "rebootSetting": "IfRequired",
  "windowsParameters": {
    "classificationsToInclude": [
      "Critical",
      "Security"
    ],
    "maxPatchPublishDate": "2020-11-19T02:36:43.0539904+00:00",
    "patchNameMasksToInclude": [
      "*SQL*"
    ],
    "patchNameMasksToExclude": [
      "*Windows*"
    ]
  }
}

import com.azure.resourcemanager.compute.models.VMGuestPatchClassificationWindows;
import com.azure.resourcemanager.compute.models.VMGuestPatchRebootSetting;
import com.azure.resourcemanager.compute.models.VirtualMachineInstallPatchesParameters;
import com.azure.resourcemanager.compute.models.WindowsParameters;
import java.time.OffsetDateTime;
import java.util.Arrays;

/**
 * Samples for VirtualMachines InstallPatches.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2025-04-01/examples/
     * virtualMachineExamples/VirtualMachine_InstallPatches.json
     */
    /**
     * Sample code: Install patch state of a virtual machine.
     * 
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void installPatchStateOfAVirtualMachine(com.azure.resourcemanager.AzureResourceManager azure) {
        azure.virtualMachines().manager().serviceClient().getVirtualMachines().installPatches("myResourceGroupName",
            "myVMName",
            new VirtualMachineInstallPatchesParameters().withMaximumDuration("PT4H")
                .withRebootSetting(VMGuestPatchRebootSetting.IF_REQUIRED)
                .withWindowsParameters(new WindowsParameters()
                    .withClassificationsToInclude(Arrays.asList(VMGuestPatchClassificationWindows.CRITICAL,
                        VMGuestPatchClassificationWindows.SECURITY))
                    .withMaxPatchPublishDate(OffsetDateTime.parse("2020-11-19T02:36:43.0539904+00:00"))
                    .withPatchNameMasksToInclude(Arrays.asList("*SQL*"))
                    .withPatchNameMasksToExclude(Arrays.asList("*Windows*"))),
            com.azure.core.util.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.compute import ComputeManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-compute
# USAGE
    python virtual_machine_install_patches.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 = ComputeManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="{subscription-id}",
    )

    response = client.virtual_machines.begin_install_patches(
        resource_group_name="myResourceGroupName",
        vm_name="myVMName",
        install_patches_input={
            "maximumDuration": "PT4H",
            "rebootSetting": "IfRequired",
            "windowsParameters": {
                "classificationsToInclude": ["Critical", "Security"],
                "maxPatchPublishDate": "2020-11-19T02:36:43.0539904+00:00",
                "patchNameMasksToExclude": ["*Windows*"],
                "patchNameMasksToInclude": ["*SQL*"],
            },
        },
    ).result()
    print(response)


# x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2025-04-01/examples/virtualMachineExamples/VirtualMachine_InstallPatches.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 armcompute_test

import (
	"context"
	"log"

	"time"

	"github.com/Azure/azure-sdk-for-go/sdk/azcore/to"
	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/compute/armcompute/v7"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/ccea12be6cd5e64743499d46f7a9c8b60df52db1/specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2025-04-01/examples/virtualMachineExamples/VirtualMachine_InstallPatches.json
func ExampleVirtualMachinesClient_BeginInstallPatches() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armcompute.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	poller, err := clientFactory.NewVirtualMachinesClient().BeginInstallPatches(ctx, "myResourceGroupName", "myVMName", armcompute.VirtualMachineInstallPatchesParameters{
		MaximumDuration: to.Ptr("PT4H"),
		RebootSetting:   to.Ptr(armcompute.VMGuestPatchRebootSettingIfRequired),
		WindowsParameters: &armcompute.WindowsParameters{
			ClassificationsToInclude: []*armcompute.VMGuestPatchClassificationWindows{
				to.Ptr(armcompute.VMGuestPatchClassificationWindowsCritical),
				to.Ptr(armcompute.VMGuestPatchClassificationWindowsSecurity)},
			MaxPatchPublishDate: to.Ptr(func() time.Time { t, _ := time.Parse(time.RFC3339Nano, "2020-11-19T02:36:43.053Z"); return t }()),
			PatchNameMasksToExclude: []*string{
				to.Ptr("*Windows*")},
			PatchNameMasksToInclude: []*string{
				to.Ptr("*SQL*")},
		},
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	res, err := poller.PollUntilDone(ctx, nil)
	if err != nil {
		log.Fatalf("failed to pull the result: %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.VirtualMachineInstallPatchesResult = armcompute.VirtualMachineInstallPatchesResult{
	// 	ExcludedPatchCount: to.Ptr[int32](0),
	// 	FailedPatchCount: to.Ptr[int32](0),
	// 	InstallationActivityID: to.Ptr("68f8b292-dfc2-4646-9781-33cc88631968"),
	// 	InstalledPatchCount: to.Ptr[int32](3),
	// 	MaintenanceWindowExceeded: to.Ptr(false),
	// 	NotSelectedPatchCount: to.Ptr[int32](0),
	// 	Patches: []*armcompute.PatchInstallationDetail{
	// 		{
	// 			Name: to.Ptr("Definition Update for Windows Defender Antivirus - KB2267602 (Definition 1.279.1373.0)"),
	// 			Classifications: []*string{
	// 				to.Ptr("Definition Updates")},
	// 				InstallationState: to.Ptr(armcompute.PatchInstallationStateInstalled),
	// 				KbID: to.Ptr("2267602"),
	// 				PatchID: to.Ptr("35428702-5784-4ba4-a6e0-5222258b5411"),
	// 				Version: to.Ptr(""),
	// 			},
	// 			{
	// 				Name: to.Ptr("Windows Malicious Software Removal Tool x64 - October 2018 (KB890830)"),
	// 				Classifications: []*string{
	// 					to.Ptr("Update Rollups")},
	// 					InstallationState: to.Ptr(armcompute.PatchInstallationStatePending),
	// 					KbID: to.Ptr("890830"),
	// 					PatchID: to.Ptr("39f9cdd1-795c-4d0e-8c0a-73ab3f31746d"),
	// 					Version: to.Ptr(""),
	// 			}},
	// 			PendingPatchCount: to.Ptr[int32](2),
	// 			RebootStatus: to.Ptr(armcompute.VMGuestPatchRebootStatusCompleted),
	// 			StartDateTime: to.Ptr(func() time.Time { t, _ := time.Parse(time.RFC3339Nano, "2020-04-24T21:02:04.255Z"); return t}()),
	// 			Status: to.Ptr(armcompute.PatchOperationStatusSucceeded),
	// 		}
}

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

const { ComputeManagementClient } = require("@azure/arm-compute");
const { DefaultAzureCredential } = require("@azure/identity");
require("dotenv/config");

/**
 * This sample demonstrates how to Installs patches on the VM.
 *
 * @summary Installs patches on the VM.
 * x-ms-original-file: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2025-04-01/examples/virtualMachineExamples/VirtualMachine_InstallPatches.json
 */
async function installPatchStateOfAVirtualMachine() {
  const subscriptionId = process.env["COMPUTE_SUBSCRIPTION_ID"] || "{subscription-id}";
  const resourceGroupName = process.env["COMPUTE_RESOURCE_GROUP"] || "myResourceGroupName";
  const vmName = "myVMName";
  const installPatchesInput = {
    maximumDuration: "PT4H",
    rebootSetting: "IfRequired",
    windowsParameters: {
      classificationsToInclude: ["Critical", "Security"],
      maxPatchPublishDate: new Date("2020-11-19T02:36:43.0539904+00:00"),
      patchNameMasksToExclude: ["*Windows*"],
      patchNameMasksToInclude: ["*SQL*"],
    },
  };
  const credential = new DefaultAzureCredential();
  const client = new ComputeManagementClient(credential, subscriptionId);
  const result = await client.virtualMachines.beginInstallPatchesAndWait(
    resourceGroupName,
    vmName,
    installPatchesInput,
  );
  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 Azure;
using Azure.ResourceManager;
using System;
using System.Threading.Tasks;
using System.Xml;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager.Compute.Models;
using Azure.ResourceManager.Compute;

// Generated from example definition: specification/compute/resource-manager/Microsoft.Compute/ComputeRP/stable/2025-04-01/examples/virtualMachineExamples/VirtualMachine_InstallPatches.json
// this example is just showing the usage of "VirtualMachines_InstallPatches" 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://learn.microsoft.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 VirtualMachineResource created on azure
// for more information of creating VirtualMachineResource, please refer to the document of VirtualMachineResource
string subscriptionId = "{subscription-id}";
string resourceGroupName = "myResourceGroupName";
string vmName = "myVMName";
ResourceIdentifier virtualMachineResourceId = VirtualMachineResource.CreateResourceIdentifier(subscriptionId, resourceGroupName, vmName);
VirtualMachineResource virtualMachine = client.GetVirtualMachineResource(virtualMachineResourceId);

// invoke the operation
VirtualMachineInstallPatchesContent content = new VirtualMachineInstallPatchesContent(VmGuestPatchRebootSetting.IfRequired)
{
    MaximumDuration = XmlConvert.ToTimeSpan("PT4H"),
    WindowsParameters = new WindowsParameters
    {
        ClassificationsToInclude = { VmGuestPatchClassificationForWindows.Critical, VmGuestPatchClassificationForWindows.Security },
        MaxPatchPublishOn = DateTimeOffset.Parse("2020-11-19T02:36:43.0539904+00:00"),
        PatchNameMasksToInclude = { "*SQL*" },
        PatchNameMasksToExclude = { "*Windows*" },
    },
};
ArmOperation<VirtualMachineInstallPatchesResult> lro = await virtualMachine.InstallPatchesAsync(WaitUntil.Completed, content);
VirtualMachineInstallPatchesResult result = lro.Value;

Console.WriteLine($"Succeeded: {result}");

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