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Network Watchers - Set Flow Log Configuration

Service:

Network Watcher

API Version:

2024-03-01

Configures flow log and traffic analytics (optional) on a specified resource.

POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/networkWatchers/{networkWatcherName}/configureFlowLog?api-version=2024-03-01

URI Parameters

Name	In	Required	Type	Description
networkWatcherName	path	True	string	The name of the network watcher resource.
resourceGroupName	path	True	string	The name of the network watcher resource group.
subscriptionId	path	True	string	The subscription credentials which uniquely identify the Microsoft Azure subscription. The subscription ID forms part of the URI for every service call.
api-version	query	True	string	Client API version.

Request Body

Name	Required	Type	Description
properties.enabled	True	boolean	Flag to enable/disable flow logging.
properties.storageId	True	string	ID of the storage account which is used to store the flow log.
targetResourceId	True	string	The ID of the resource to configure for flow log and traffic analytics (optional) .
flowAnalyticsConfiguration		TrafficAnalyticsProperties	Parameters that define the configuration of traffic analytics.
identity		ManagedServiceIdentity	FlowLog resource Managed Identity
properties.enabledFilteringCriteria		string	Optional field to filter network traffic logs based on SrcIP, SrcPort, DstIP, DstPort, Protocol, Encryption, Direction and Action. If not specified, all network traffic will be logged.
properties.format		FlowLogFormatParameters	Parameters that define the flow log format.
properties.retentionPolicy		RetentionPolicyParameters	Parameters that define the retention policy for flow log.

Responses

Name	Type	Description
200 OK	FlowLogInformation	Successful request for setting flow log and traffic analytics (optional) configuration.
202 Accepted	FlowLogInformation	Accepted and the operation will complete asynchronously.
Other Status Codes	ErrorResponse	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

Configure flow log

Sample request

HTTP

POST https://management.azure.com/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkWatchers/nw1/configureFlowLog?api-version=2024-03-01

{
  "targetResourceId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1",
  "properties": {
    "storageId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1",
    "enabled": true
  },
  "identity": {
    "type": "UserAssigned",
    "userAssignedIdentities": {
      "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": {}
    }
  }
}

Java

import com.azure.resourcemanager.network.fluent.models.FlowLogInformationInner;
import com.azure.resourcemanager.network.models.ManagedServiceIdentity;
import com.azure.resourcemanager.network.models.ManagedServiceIdentityUserAssignedIdentities;
import com.azure.resourcemanager.network.models.ResourceIdentityType;
import java.util.HashMap;
import java.util.Map;

/**
 * Samples for NetworkWatchers SetFlowLogConfiguration.
 */
public final class Main {
    /*
     * x-ms-original-file: specification/network/resource-manager/Microsoft.Network/stable/2024-03-01/examples/
     * NetworkWatcherFlowLogConfigure.json
     */
    /**
     * Sample code: Configure flow log.
     * 
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void configureFlowLog(com.azure.resourcemanager.AzureResourceManager azure) {
        azure.networks().manager().serviceClient().getNetworkWatchers().setFlowLogConfiguration("rg1", "nw1",
            new FlowLogInformationInner()
                .withTargetResourceId(
                    "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1")
                .withIdentity(new ManagedServiceIdentity().withType(ResourceIdentityType.USER_ASSIGNED)
                    .withUserAssignedIdentities(mapOf(
                        "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1",
                        new ManagedServiceIdentityUserAssignedIdentities())))
                .withStorageId(
                    "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1")
                .withEnabled(true),
            com.azure.core.util.Context.NONE);
    }

    // Use "Map.of" if available
    @SuppressWarnings("unchecked")
    private static <T> Map<String, T> mapOf(Object... inputs) {
        Map<String, T> map = new HashMap<>();
        for (int i = 0; i < inputs.length; i += 2) {
            String key = (String) inputs[i];
            T value = (T) inputs[i + 1];
            map.put(key, value);
        }
        return map;
    }
}

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

Python

from azure.identity import DefaultAzureCredential

from azure.mgmt.network import NetworkManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-network
# USAGE
    python network_watcher_flow_log_configure.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 = NetworkManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="subid",
    )

    response = client.network_watchers.begin_set_flow_log_configuration(
        resource_group_name="rg1",
        network_watcher_name="nw1",
        parameters={
            "identity": {
                "type": "UserAssigned",
                "userAssignedIdentities": {
                    "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": {}
                },
            },
            "properties": {
                "enabled": True,
                "storageId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1",
            },
            "targetResourceId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1",
        },
    ).result()
    print(response)


# x-ms-original-file: specification/network/resource-manager/Microsoft.Network/stable/2024-03-01/examples/NetworkWatcherFlowLogConfigure.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

Go

package armnetwork_test

import (
	"context"
	"log"

	"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/network/armnetwork/v6"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/4883fa5dbf6f2c9093fac8ce334547e9dfac68fa/specification/network/resource-manager/Microsoft.Network/stable/2024-03-01/examples/NetworkWatcherFlowLogConfigure.json
func ExampleWatchersClient_BeginSetFlowLogConfiguration() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armnetwork.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	poller, err := clientFactory.NewWatchersClient().BeginSetFlowLogConfiguration(ctx, "rg1", "nw1", armnetwork.FlowLogInformation{
		Identity: &armnetwork.ManagedServiceIdentity{
			Type: to.Ptr(armnetwork.ResourceIdentityTypeUserAssigned),
			UserAssignedIdentities: map[string]*armnetwork.Components1Jq1T4ISchemasManagedserviceidentityPropertiesUserassignedidentitiesAdditionalproperties{
				"/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": {},
			},
		},
		Properties: &armnetwork.FlowLogProperties{
			Enabled:   to.Ptr(true),
			StorageID: to.Ptr("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1"),
		},
		TargetResourceID: to.Ptr("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1"),
	}, 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.FlowLogInformation = armnetwork.FlowLogInformation{
	// 	Identity: &armnetwork.ManagedServiceIdentity{
	// 		Type: to.Ptr(armnetwork.ResourceIdentityTypeUserAssigned),
	// 		UserAssignedIdentities: map[string]*armnetwork.Components1Jq1T4ISchemasManagedserviceidentityPropertiesUserassignedidentitiesAdditionalproperties{
	// 			"/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": &armnetwork.Components1Jq1T4ISchemasManagedserviceidentityPropertiesUserassignedidentitiesAdditionalproperties{
	// 				ClientID: to.Ptr("c16d15e1-f60a-40e4-8a05-df3d3f655c14"),
	// 				PrincipalID: to.Ptr("e3858881-e40c-43bd-9cde-88da39c05023"),
	// 			},
	// 		},
	// 	},
	// 	Properties: &armnetwork.FlowLogProperties{
	// 		Enabled: to.Ptr(true),
	// 		StorageID: to.Ptr("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1"),
	// 	},
	// 	TargetResourceID: to.Ptr("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1"),
	// }
}

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

/**
 * This sample demonstrates how to Configures flow log and traffic analytics (optional) on a specified resource.
 *
 * @summary Configures flow log and traffic analytics (optional) on a specified resource.
 * x-ms-original-file: specification/network/resource-manager/Microsoft.Network/stable/2024-03-01/examples/NetworkWatcherFlowLogConfigure.json
 */
async function configureFlowLog() {
  const subscriptionId = process.env["NETWORK_SUBSCRIPTION_ID"] || "subid";
  const resourceGroupName = process.env["NETWORK_RESOURCE_GROUP"] || "rg1";
  const networkWatcherName = "nw1";
  const parameters = {
    enabled: true,
    identity: {
      type: "UserAssigned",
      userAssignedIdentities: {
        "/subscriptions/subid/resourceGroups/rg1/providers/MicrosoftManagedIdentity/userAssignedIdentities/id1":
          {},
      },
    },
    storageId:
      "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1",
    targetResourceId:
      "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1",
  };
  const credential = new DefaultAzureCredential();
  const client = new NetworkManagementClient(credential, subscriptionId);
  const result = await client.networkWatchers.beginSetFlowLogConfigurationAndWait(
    resourceGroupName,
    networkWatcherName,
    parameters,
  );
  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 Azure;
using Azure.ResourceManager;
using System;
using System.Threading.Tasks;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager.Models;
using Azure.ResourceManager.Network.Models;
using Azure.ResourceManager.Resources;
using Azure.ResourceManager.Network;

// Generated from example definition: specification/network/resource-manager/Microsoft.Network/stable/2024-03-01/examples/NetworkWatcherFlowLogConfigure.json
// this example is just showing the usage of "NetworkWatchers_SetFlowLogConfiguration" 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 NetworkWatcherResource created on azure
// for more information of creating NetworkWatcherResource, please refer to the document of NetworkWatcherResource
string subscriptionId = "subid";
string resourceGroupName = "rg1";
string networkWatcherName = "nw1";
ResourceIdentifier networkWatcherResourceId = NetworkWatcherResource.CreateResourceIdentifier(subscriptionId, resourceGroupName, networkWatcherName);
NetworkWatcherResource networkWatcher = client.GetNetworkWatcherResource(networkWatcherResourceId);

// invoke the operation
FlowLogInformation flowLogInformation = new FlowLogInformation(new ResourceIdentifier("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1"), new ResourceIdentifier("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1"), true)
{
    Identity = new ManagedServiceIdentity("UserAssigned")
    {
        UserAssignedIdentities =
        {
        [new ResourceIdentifier("/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1")] = new UserAssignedIdentity(),
        },
    },
};
ArmOperation<FlowLogInformation> lro = await networkWatcher.SetFlowLogConfigurationAsync(WaitUntil.Completed, flowLogInformation);
FlowLogInformation 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

Sample response

Status code:

200

{
  "targetResourceId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1",
  "properties": {
    "storageId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1",
    "enabled": true
  },
  "identity": {
    "type": "UserAssigned",
    "userAssignedIdentities": {
      "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": {
        "clientId": "c16d15e1-f60a-40e4-8a05-df3d3f655c14",
        "principalId": "e3858881-e40c-43bd-9cde-88da39c05023"
      }
    }
  }
}

Status code:

202

Location: https:/management.azure.com/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkWatchers/nw1/configureFlowLog?api-version=2024-03-01

{
  "targetResourceId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Network/networkSecurityGroups/nsg1",
  "properties": {
    "storageId": "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.Storage/storageAccounts/st1",
    "enabled": true
  },
  "identity": {
    "type": "UserAssigned",
    "userAssignedIdentities": {
      "/subscriptions/subid/resourceGroups/rg1/providers/Microsoft.ManagedIdentity/userAssignedIdentities/id1": {
        "clientId": "c16d15e1-f60a-40e4-8a05-df3d3f655c14",
        "principalId": "e3858881-e40c-43bd-9cde-88da39c05023"
      }
    }
  }
}

Definitions

Name	Description
ErrorDetails	Common error details representation.
ErrorResponse	The error object.
FlowLogFormatParameters	Parameters that define the flow log format.
FlowLogFormatType	The file type of flow log.
FlowLogInformation	Information on the configuration of flow log and traffic analytics (optional) .
ManagedServiceIdentity	Identity for the resource.
ResourceIdentityType	The type of identity used for the resource. The type 'SystemAssigned, UserAssigned' includes both an implicitly created identity and a set of user assigned identities. The type 'None' will remove any identities from the virtual machine.
RetentionPolicyParameters	Parameters that define the retention policy for flow log.
TrafficAnalyticsConfigurationProperties	Parameters that define the configuration of traffic analytics.
TrafficAnalyticsProperties	Parameters that define the configuration of traffic analytics.
UserAssignedIdentities	The list of user identities associated with resource. The user identity dictionary key references will be ARM resource ids in the form: '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ManagedIdentity/userAssignedIdentities/{identityName}'.

ErrorDetails

Common error details representation.

Name	Type	Description
code	string	Error code.
message	string	Error message.
target	string	Error target.

ErrorResponse

The error object.

Name	Type	Description
error	ErrorDetails	Error The error details object.

FlowLogFormatParameters

Parameters that define the flow log format.

Name	Type	Default value	Description
type	FlowLogFormatType		The file type of flow log.
version	integer	0	The version (revision) of the flow log.

FlowLogFormatType

The file type of flow log.

Name	Type	Description
JSON	string

FlowLogInformation

Information on the configuration of flow log and traffic analytics (optional) .

Name	Type	Description
flowAnalyticsConfiguration	TrafficAnalyticsProperties	Parameters that define the configuration of traffic analytics.
identity	ManagedServiceIdentity	FlowLog resource Managed Identity
properties.enabled	boolean	Flag to enable/disable flow logging.
properties.enabledFilteringCriteria	string	Optional field to filter network traffic logs based on SrcIP, SrcPort, DstIP, DstPort, Protocol, Encryption, Direction and Action. If not specified, all network traffic will be logged.
properties.format	FlowLogFormatParameters	Parameters that define the flow log format.
properties.retentionPolicy	RetentionPolicyParameters	Parameters that define the retention policy for flow log.
properties.storageId	string	ID of the storage account which is used to store the flow log.
targetResourceId	string	The ID of the resource to configure for flow log and traffic analytics (optional) .

ManagedServiceIdentity

Identity for the resource.

Name	Type	Description
principalId	string	The principal id of the system assigned identity. This property will only be provided for a system assigned identity.
tenantId	string	The tenant id of the system assigned identity. This property will only be provided for a system assigned identity.
type	ResourceIdentityType	The type of identity used for the resource. The type 'SystemAssigned, UserAssigned' includes both an implicitly created identity and a set of user assigned identities. The type 'None' will remove any identities from the virtual machine.
userAssignedIdentities	UserAssignedIdentities	The list of user identities associated with resource. The user identity dictionary key references will be ARM resource ids in the form: '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ManagedIdentity/userAssignedIdentities/{identityName}'.

ResourceIdentityType

The type of identity used for the resource. The type 'SystemAssigned, UserAssigned' includes both an implicitly created identity and a set of user assigned identities. The type 'None' will remove any identities from the virtual machine.

Name	Type	Description
None	string
SystemAssigned	string
SystemAssigned, UserAssigned	string
UserAssigned	string

RetentionPolicyParameters

Parameters that define the retention policy for flow log.

Name	Type	Default value	Description
days	integer	0	Number of days to retain flow log records.
enabled	boolean	False	Flag to enable/disable retention.

TrafficAnalyticsConfigurationProperties

Parameters that define the configuration of traffic analytics.

Name	Type	Description
enabled	boolean	Flag to enable/disable traffic analytics.
trafficAnalyticsInterval	integer	The interval in minutes which would decide how frequently TA service should do flow analytics.
workspaceId	string	The resource guid of the attached workspace.
workspaceRegion	string	The location of the attached workspace.
workspaceResourceId	string	Resource Id of the attached workspace.

TrafficAnalyticsProperties

Parameters that define the configuration of traffic analytics.

Name	Type	Description
networkWatcherFlowAnalyticsConfiguration	TrafficAnalyticsConfigurationProperties	Parameters that define the configuration of traffic analytics.

UserAssignedIdentities

The list of user identities associated with resource. The user identity dictionary key references will be ARM resource ids in the form: '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ManagedIdentity/userAssignedIdentities/{identityName}'.

Name	Type	Description