Deployments - Calculate Template Hash

Service:

Resource Management

API Version:

2021-04-01

Calculate the hash of the given template.

POST https://management.azure.com/providers/Microsoft.Resources/calculateTemplateHash?api-version=2021-04-01

URI Parameters

Name	In	Required	Type	Description
api-version	query	True	string	The API version to use for this operation.

Request Body

Name	Type	Description
template	object	The template provided to calculate hash.

Responses

Name	Type	Description
200 OK	TemplateHashResult	OK - Returns the hash.
Other Status Codes	CloudError	Error response describing why the operation failed.

Security

azure_auth

Azure Active Directory OAuth2 Flow

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

Calculate template hash

Sample Request

HTTP

POST https://management.azure.com/providers/Microsoft.Resources/calculateTemplateHash?api-version=2021-04-01

{
  "$schema": "http://schemas.management.azure.com/deploymentTemplate?api-version=2014-04-01-preview",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "string": {
      "type": "string"
    }
  },
  "variables": {
    "string": "string",
    "int": 42,
    "bool": true,
    "array": [
      1,
      2,
      3,
      4
    ],
    "object": {
      "object": {
        "vmSize": "Large",
        "location": "West US"
      }
    }
  },
  "resources": [],
  "outputs": {
    "string": {
      "type": "string",
      "value": "myvalue"
    }
  }
}

Go

package armresources_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/resources/armresources"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/4fd842fb73656039ec94ce367bcedee25a57bd18/specification/resources/resource-manager/Microsoft.Resources/stable/2021-04-01/examples/CalculateTemplateHash.json
func ExampleDeploymentsClient_CalculateTemplateHash() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armresources.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	res, err := clientFactory.NewDeploymentsClient().CalculateTemplateHash(ctx, map[string]any{
		"$schema":        "http://schemas.management.azure.com/deploymentTemplate?api-version=2014-04-01-preview",
		"contentVersion": "1.0.0.0",
		"outputs": map[string]any{
			"string": map[string]any{
				"type":  "string",
				"value": "myvalue",
			},
		},
		"parameters": map[string]any{
			"string": map[string]any{
				"type": "string",
			},
		},
		"resources": []any{},
		"variables": map[string]any{
			"array": []any{
				float64(1),
				float64(2),
				float64(3),
				float64(4),
			},
			"bool": true,
			"int":  float64(42),
			"object": map[string]any{
				"object": map[string]any{
					"location": "West US",
					"vmSize":   "Large",
				},
			},
			"string": "string",
		},
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	// You could use response here. We use blank identifier for just demo purposes.
	_ = res
	// If the HTTP response code is 200 as defined in example definition, your response structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
	// res.TemplateHashResult = armresources.TemplateHashResult{
	// 	MinifiedTemplate: to.Ptr("{\"$SCHEMA\":\"HTTP://SCHEMAS.MANAGEMENT.AZURE.COM/DEPLOYMENTTEMPLATE?API-VERSION=2014-04-01-PREVIEW\",\"CONTENTVERSION\":\"1.0.0.0\",\"PARAMETERS\":{\"STRING\":{\"TYPE\":\"STRING\"}},\"VARIABLES\":{\"STRING\":\"STRING\",\"INT\":42,\"BOOL\":TRUE,\"ARRAY\":[1,2,3,4],\"OBJECT\":{\"OBJECT\":{\"VMSIZE\":\"LARGE\",\"LOCATION\":\"WEST US\"}}},\"RESOURCES\":[],\"OUTPUTS\":{\"STRING\":{\"TYPE\":\"STRING\",\"VALUE\":\"MYVALUE\"}}}"),
	// 	TemplateHash: to.Ptr("695440707931307747"),
	// }
}

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

JavaScript

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

/**
 * This sample demonstrates how to Calculate the hash of the given template.
 *
 * @summary Calculate the hash of the given template.
 * x-ms-original-file: specification/resources/resource-manager/Microsoft.Resources/stable/2021-04-01/examples/CalculateTemplateHash.json
 */
async function calculateTemplateHash() {
  const subscriptionId =
    process.env["RESOURCES_SUBSCRIPTION_ID"] || "00000000-0000-0000-0000-000000000000";
  const template = {
    $schema:
      "http://schemas.management.azure.com/deploymentTemplate?api-version=2014-04-01-preview",
    contentVersion: "1.0.0.0",
    outputs: { string: { type: "string", value: "myvalue" } },
    parameters: { string: { type: "string" } },
    resources: [],
    variables: {
      array: [1, 2, 3, 4],
      bool: true,
      int: 42,
      object: { object: { location: "West US", vmSize: "Large" } },
      string: "string",
    },
  };
  const credential = new DefaultAzureCredential();
  const client = new ResourceManagementClient(credential, subscriptionId);
  const result = await client.deployments.calculateTemplateHash(template);
  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

dotnet

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

// Generated from example definition: specification/resources/resource-manager/Microsoft.Resources/stable/2021-04-01/examples/CalculateTemplateHash.json
// this example is just showing the usage of "Deployments_CalculateTemplateHash" 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 TenantResource created on azure
// for more information of creating TenantResource, please refer to the document of TenantResource
var tenantResource = client.GetTenants().GetAllAsync().GetAsyncEnumerator().Current;

// invoke the operation
BinaryData template = BinaryData.FromObjectAsJson(new Dictionary<string, object>()
{
    ["$schema"] = "http://schemas.management.azure.com/deploymentTemplate?api-version=2014-04-01-preview",
    ["contentVersion"] = "1.0.0.0",
    ["outputs"] = new Dictionary<string, object>()
    {
        ["string"] = new Dictionary<string, object>()
        {
            ["type"] = "string",
            ["value"] = "myvalue"
        }
    },
    ["parameters"] = new Dictionary<string, object>()
    {
        ["string"] = new Dictionary<string, object>()
        {
            ["type"] = "string"
        }
    },
    ["resources"] = new object[] { },
    ["variables"] = new Dictionary<string, object>()
    {
        ["array"] = new object[] { "1", "2", "3", "4" },
        ["bool"] = "true",
        ["int"] = "42",
        ["object"] = new Dictionary<string, object>()
        {
            ["object"] = new Dictionary<string, object>()
            {
                ["location"] = "West US",
                ["vmSize"] = "Large"
            }
        },
        ["string"] = "string"
    }
});
TemplateHashResult result = await tenantResource.CalculateDeploymentTemplateHashAsync(template);

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

Sample Response

Status code:

200

{
  "minifiedTemplate": "{\"$SCHEMA\":\"HTTP://SCHEMAS.MANAGEMENT.AZURE.COM/DEPLOYMENTTEMPLATE?API-VERSION=2014-04-01-PREVIEW\",\"CONTENTVERSION\":\"1.0.0.0\",\"PARAMETERS\":{\"STRING\":{\"TYPE\":\"STRING\"}},\"VARIABLES\":{\"STRING\":\"STRING\",\"INT\":42,\"BOOL\":TRUE,\"ARRAY\":[1,2,3,4],\"OBJECT\":{\"OBJECT\":{\"VMSIZE\":\"LARGE\",\"LOCATION\":\"WEST US\"}}},\"RESOURCES\":[],\"OUTPUTS\":{\"STRING\":{\"TYPE\":\"STRING\",\"VALUE\":\"MYVALUE\"}}}",
  "templateHash": "695440707931307747"
}

Definitions

Name	Description
CloudError	An error response for a resource management request.
ErrorAdditionalInfo	The resource management error additional info.
ErrorResponse	Error Response
TemplateHashResult	Result of the request to calculate template hash. It contains a string of minified template and its hash.

CloudError

An error response for a resource management request.

Name	Type	Description
error	ErrorResponse	Error Response Common error response for all Azure Resource Manager APIs to return error details for failed operations. (This also follows the OData error response format.)

ErrorAdditionalInfo

The resource management error additional info.

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

ErrorResponse

Error Response

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

TemplateHashResult

Result of the request to calculate template hash. It contains a string of minified template and its hash.

Name	Type	Description
minifiedTemplate	string	The minified template string.
templateHash	string	The template hash.