Data Controllers - Patch Data Controller

Service:: Arc Data

API Version:: 2026-01-01

Updates a dataController resource

PATCH https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.AzureArcData/dataControllers/{dataControllerName}?api-version=2026-01-01

URI Parameters

Name	In	Required	Type	Description
dataControllerName	path	True	string	The name of the data controller
resourceGroupName	path	True	string	The name of the Azure resource group
subscriptionId	path	True	string	The ID of the Azure subscription
api-version	query	True	string	The API version to use for the request

Request Body

Name	Type	Description
properties	DataControllerProperties	The data controller's properties
tags	object	Resource tags

Responses

Name	Type	Description
200 OK	DataControllerResource	OK
202 Accepted		Resource update is in progress.
Other Status Codes	ErrorResponse	* Error Responses: *

Examples

Updates a dataController tags.

Sample request

HTTP

PATCH https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/testrg/providers/Microsoft.AzureArcData/dataControllers/testdataController1?api-version=2026-01-01

{
  "tags": {
    "mytag": "myval"
  }
}

Sample response

Status code:: 200

{
  "properties": {
    "onPremiseProperty": {
      "id": "12345678-1234-1234-ab12-1a2b3c4d5e6f",
      "publicSigningKey": "publicOnPremSigningKey",
      "signingCertificateThumbprint": "Unique thumbprint returned to customer to verify the certificate they uploaded"
    },
    "basicLoginInformation": {
      "username": "username"
    },
    "metricsDashboardCredential": {
      "username": "username"
    },
    "logsDashboardCredential": {
      "username": "username"
    },
    "logAnalyticsWorkspaceConfig": {
      "workspaceId": "00000000-1111-2222-3333-444444444444"
    },
    "uploadServicePrincipal": {
      "clientId": "00000000-1111-2222-3333-444444444444",
      "tenantId": "00000000-1111-2222-3333-444444444444",
      "authority": "https://login.microsoftonline.com/"
    },
    "uploadWatermark": {
      "metrics": "2020-01-01T17:18:19.1234567Z",
      "logs": "2020-01-01T17:18:19.1234567Z",
      "usages": "2020-01-01T17:18:19.1234567Z"
    },
    "clusterId": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/testrg/providers/Microsoft.Kubernetes/connectedClusters/connectedk8s",
    "extensionId": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/testrg/providers/Microsoft.Kubernetes/connectedClusters/connectedk8s/providers/Microsoft.KubernetesConfiguration/extensions/extension",
    "infrastructure": "onpremises"
  },
  "extendedLocation": {
    "type": "CustomLocation",
    "name": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/testrg/providers/Microsoft.ExtendedLocation/customLocations/arclocation"
  },
  "location": "northeurope",
  "systemData": {
    "createdBy": "user1",
    "createdByType": "User",
    "createdAt": "2020-01-01T17:18:19.1234567Z",
    "lastModifiedBy": "user2",
    "lastModifiedByType": "User",
    "lastModifiedAt": "2020-01-02T17:18:19.1234567Z"
  },
  "tags": {
    "mytag": "myval"
  },
  "id": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/testrg/providers/Microsoft.AzureArcData/dataControllers/testdataController1",
  "name": "testdataController1",
  "type": "Microsoft.AzureArcData/dataControllers"
}

Status code:: 202

Location: https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/providers/Microsoft.AzureArcData/operationResults/id1

Definitions

Name	Description
BasicLoginInformation	Username and password for basic login authentication.
createdByType	The type of identity that created the resource.
DataControllerProperties	The data controller properties.
DataControllerResource	Data controller resource
DataControllerUpdate	Used for updating a data controller resource.
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response
ExtendedLocation	The complex type of the extended location.
ExtendedLocationTypes	The type of the extended location.
infrastructure	The infrastructure the data controller is running on.
LogAnalyticsWorkspaceConfig	Log analytics workspace id and primary key
OnPremiseProperty	Properties from the Kubernetes data controller
systemData	Metadata pertaining to creation and last modification of the resource.
UploadServicePrincipal	Service principal for uploading billing, metrics and logs.
UploadWatermark	Properties on upload watermark. Mostly timestamp for each upload data type

BasicLoginInformation

Object

Username and password for basic login authentication.

Name	Type	Description
password	string	Login password.
username	string	Login username.

createdByType

Enumeration

The type of identity that created the resource.

Value	Description
User
Application
ManagedIdentity
Key

DataControllerProperties

Object

The data controller properties.

Name	Type	Default value	Description
basicLoginInformation	BasicLoginInformation		Deprecated. Azure Arc Data Services data controller no longer expose any endpoint. All traffic are exposed through Kubernetes native API.
clusterId	string		If a CustomLocation is provided, this contains the ARM id of the connected cluster the custom location belongs to.
extensionId	string		If a CustomLocation is provided, this contains the ARM id of the extension the custom location belongs to.
infrastructure	infrastructure	other	The infrastructure the data controller is running on.
k8sRaw	object		The raw kubernetes information
lastUploadedDate	string (date-time)		Last uploaded date from Kubernetes cluster. Defaults to current date time
logAnalyticsWorkspaceConfig	LogAnalyticsWorkspaceConfig		Log analytics workspace id and primary key
logsDashboardCredential	BasicLoginInformation		Login credential for logs dashboard on the Kubernetes cluster.
metricsDashboardCredential	BasicLoginInformation		Login credential for metrics dashboard on the Kubernetes cluster.
onPremiseProperty	OnPremiseProperty		Properties from the Kubernetes data controller
provisioningState	string		The provisioning state of the Arc Data Controller resource.
uploadServicePrincipal	UploadServicePrincipal		Deprecated. Service principal is deprecated in favor of Arc Kubernetes service extension managed identity.
uploadWatermark	UploadWatermark		Properties on upload watermark. Mostly timestamp for each upload data type

DataControllerResource

Object

Data controller resource

Name	Type	Description
extendedLocation	ExtendedLocation	The extendedLocation of the resource.
id	string	Fully qualified resource ID for the resource. Ex - /subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/{resourceProviderNamespace}/{resourceType}/{resourceName}
location	string	The geo-location where the resource lives
name	string	The name of the resource
properties	DataControllerProperties	The data controller's properties
systemData	systemData	Azure Resource Manager metadata containing createdBy and modifiedBy information.
tags	object	Resource tags.
type	string	The type of the resource. E.g. "Microsoft.Compute/virtualMachines" or "Microsoft.Storage/storageAccounts"

DataControllerUpdate

Object

Used for updating a data controller resource.

Name	Type	Description
properties	DataControllerProperties	The data controller's properties
tags	object	Resource tags

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info	object	The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Error response

Name	Type	Description
error	ErrorDetail	The error object.

ExtendedLocation

Object

The complex type of the extended location.

Name	Type	Description
name	string	The name of the extended location.
type	ExtendedLocationTypes	The type of the extended location.

ExtendedLocationTypes

Enumeration

The type of the extended location.

Value	Description
CustomLocation

infrastructure

Enumeration

The infrastructure the data controller is running on.

Value	Description
azure
gcp
aws
alibaba
onpremises
other

LogAnalyticsWorkspaceConfig

Object

Log analytics workspace id and primary key

Name	Type	Description
primaryKey	string	Primary key of the workspace
workspaceId	string (uuid)	Azure Log Analytics workspace ID

OnPremiseProperty

Object

Properties from the Kubernetes data controller

Name	Type	Description
id	string (uuid)	A globally unique ID identifying the associated Kubernetes cluster
publicSigningKey	string	Certificate that contains the Kubernetes cluster public key used to verify signing
signingCertificateThumbprint	string	Unique thumbprint returned to customer to verify the certificate being uploaded

systemData

Object

Metadata pertaining to creation and last modification of the resource.

Name	Type	Description
createdAt	string (date-time)	The timestamp of resource creation (UTC).
createdBy	string	The identity that created the resource.
createdByType	createdByType	The type of identity that created the resource.
lastModifiedAt	string (date-time)	The timestamp of resource last modification (UTC)
lastModifiedBy	string	The identity that last modified the resource.
lastModifiedByType	createdByType	The type of identity that last modified the resource.

UploadServicePrincipal

Object

Service principal for uploading billing, metrics and logs.

Name	Type	Description
authority	string	Authority for the service principal. Example: `https://login.microsoftonline.com/`
clientId	string (uuid)	Client ID of the service principal for uploading data.
clientSecret	string	Secret of the service principal
tenantId	string (uuid)	Tenant ID of the service principal.

UploadWatermark

Object

Properties on upload watermark. Mostly timestamp for each upload data type

Name	Type	Description
logs	string (date-time)	Last uploaded date for logs from kubernetes cluster. Defaults to current date time
metrics	string (date-time)	Last uploaded date for metrics from kubernetes cluster. Defaults to current date time
usages	string (date-time)	Last uploaded date for usages from kubernetes cluster. Defaults to current date time