| JSON |
{
"properties": {
"displayName": "Configure network security groups to use specific workspace for traffic analytics",
"policyType": "BuiltIn",
"mode": "Indexed",
"description": "If it already has traffic analytics enabled, then policy will overwrite its existing settings with the ones provided during policy creation. Traffic analytics is a cloud-based solution that provides visibility into user and application activity in cloud networks.",
"metadata": {
"version": "1.0.0",
"category": "Network"
},
"parameters": {
"effect": {
"type": "String",
"metadata": {
"displayName": "Effect",
"description": "Enable or disable the execution of the policy"
},
"allowedValues": [
"DeployIfNotExists",
"Disabled"
],
"defaultValue": "DeployIfNotExists"
},
"nsgRegion": {
"type": "String",
"metadata": {
"displayName": "Network security group Region",
"description": "Configures for network security groups in the selected region only.",
"strongType": "location"
}
},
"storageId": {
"type": "String",
"metadata": {
"displayName": "Storage Resource ID",
"description": "Resource ID of the storage account where the flow logs are written. Make sure this storage account is located in the selected network security group region. The format must be: '/subscriptions/{subscription id}/resourceGroups/{resourceGroup name}/providers/Microsoft.Storage/storageAccounts/{storage account name}",
"assignPermissions": "true"
}
},
"timeInterval": {
"type": "String",
"metadata": {
"displayName": "Traffic analytics processing interval in minutes",
"description": "Traffic analytics processes blobs at the selected frequency."
},
"allowedValues": [
"10",
"60"
],
"defaultValue": "60"
},
"workspaceResourceId": {
"type": "String",
"metadata": {
"displayName": "Workspace resource ID",
"description": "Log Analytics workspace resource id",
"assignPermissions": "true"
}
},
"workspaceRegion": {
"type": "String",
"metadata": {
"displayName": "Workspace region",
"description": "Log Analytics workspace region",
"strongType": "location"
}
},
"workspaceId": {
"type": "String",
"metadata": {
"displayName": "Workspace ID",
"description": "Log Analytics workspace GUID"
}
},
"networkWatcherRG": {
"type": "String",
"metadata": {
"displayName": "Network Watcher resource group",
"description": "The Network Watcher regional instance is present in this resource group. The network security group flow logs resources are also created. This is used only if a deployment is required. By default, it is named 'NetworkWatcherRG'.",
"strongType": "existingResourceGroups"
}
},
"networkWatcherName": {
"type": "String",
"metadata": {
"displayName": "Network Watcher name",
"description": "The name of the network watcher under which the flow log resources are created. Make sure it belongs to the same region as the network security group."
}
}
},
"policyRule": {
"if": {
"allOf": [
{
"field": "type",
"equals": "Microsoft.Network/networkSecurityGroups"
},
{
"field": "location",
"equals": "[parameters('nsgRegion')]"
}
]
},
"then": {
"effect": "[parameters('effect')]",
"details": {
"type": "Microsoft.Network/networkWatchers/flowlogs",
"resourceGroupName": "[if(empty(coalesce(field('Microsoft.Network/networkSecurityGroups/flowLogs'))), parameters('networkWatcherRG'), split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[4])]",
"name": "[if(empty(coalesce(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id'))), 'null/null', concat(split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[8], '/', split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[10]))]",
"existenceCondition": {
"anyof": [
{
"field": "Microsoft.Network/networkWatchers/flowLogs/enabled",
"equals": "false"
},
{
"allof": [
{
"field": "Microsoft.Network/networkWatchers/flowLogs/enabled",
"equals": "true"
},
{
"field": "Microsoft.Network/networkWatchers/flowLogs/storageId",
"equals": "[parameters('storageId')]"
},
{
"field": "Microsoft.Network/networkWatchers/flowLogs/flowAnalyticsConfiguration.networkWatcherFlowAnalyticsConfiguration.enabled",
"equals": "true"
},
{
"field": "Microsoft.Network/networkWatchers/flowLogs/flowAnalyticsConfiguration.networkWatcherFlowAnalyticsConfiguration.trafficAnalyticsInterval",
"in": [
"10",
"60"
]
},
{
"field": "Microsoft.Network/networkWatchers/flowLogs/flowAnalyticsConfiguration.networkWatcherFlowAnalyticsConfiguration.workspaceId",
"equals": "[parameters('workspaceId')]"
}
]
}
]
},
"roleDefinitionIds": [
"/providers/microsoft.authorization/roleDefinitions/b24988ac-6180-42a0-ab88-20f7382dd24c"
],
"deployment": {
"properties": {
"mode": "incremental",
"template": {
"$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"storageId": {
"type": "String"
},
"timeInterval": {
"type": "String"
},
"workspaceId": {
"type": "String"
},
"workspaceRegion": {
"type": "String"
},
"workspaceResourceId": {
"type": "String"
},
"networkWatcherRG": {
"type": "String"
},
"networkWatcherName": {
"type": "String"
},
"flowlogName": {
"type": "String"
},
"location": {
"type": "String"
},
"targetResource": {
"type": "string"
}
},
"resources": [
{
"type": "Microsoft.Resources/deployments",
"name": "[concat('flowlogDeployment-', uniqueString(parameters('flowlogName')))]",
"apiVersion": "2019-10-01",
"resourceGroup": "[parameters('networkWatcherRG')]",
"properties": {
"mode": "incremental",
"parameters": {
},
"template": {
"$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
},
"resources": [
{
"type": "Microsoft.Network/networkWatchers/flowLogs",
"name": "[concat(parameters('networkWatcherName'), '/', parameters('flowlogName'))]",
"apiVersion": "2019-11-01",
"location": "[parameters('location')]",
"properties": {
"targetResourceId": "[parameters('targetResource')]",
"storageId": "[parameters('storageId')]",
"enabled": "true",
"flowAnalyticsConfiguration": {
"networkWatcherFlowAnalyticsConfiguration": {
"enabled": true,
"workspaceId": "[parameters('workspaceId')]",
"workspaceRegion": "[parameters('workspaceRegion')]",
"workspaceResourceId": "[parameters('workspaceResourceId')]",
"trafficAnalyticsInterval": "[parameters('timeInterval')]"
}
},
"retentionPolicy": {
"days": "0",
"enabled": "false"
},
"format": {
"type": "JSON",
"version": 2
}
}
}
]
}
}
}
]
},
"parameters": {
"storageId": {
"value": "[parameters('storageId')]"
},
"timeInterval": {
"value": "[parameters('timeInterval')]"
},
"workspaceId": {
"value": "[parameters('workspaceId')]"
},
"workspaceRegion": {
"value": "[parameters('workspaceRegion')]"
},
"workspaceResourceId": {
"value": "[parameters('workspaceResourceId')]"
},
"networkWatcherRG": {
"value": "[if(empty(coalesce(field('Microsoft.Network/networkSecurityGroups/flowLogs'))), parameters('networkWatcherRG'), split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[4])]"
},
"networkWatcherName": {
"value": "[if(empty(coalesce(field('Microsoft.Network/networkSecurityGroups/flowLogs'))), parameters('networkWatcherName'), split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[8])]"
},
"flowlogName": {
"value": "[if(empty(coalesce(field('Microsoft.Network/networkSecurityGroups/flowLogs'))), concat(field('name'), '-', resourceGroup().name, '-', 'flowlog'), split(first(field('Microsoft.Network/networkSecurityGroups/flowLogs[*].id')), '/')[10])]"
},
"location": {
"value": "[field('location')]"
},
"targetResource": {
"value": "[concat(resourceGroup().id, '/providers/Microsoft.Network/networkSecurityGroups/', field('name'))]"
}
}
}
}
}
}
}
},
"id": "/providers/Microsoft.Authorization/policyDefinitions/5e1cd26a-5090-4fdb-9d6a-84a90335e22d",
"type": "Microsoft.Authorization/policyDefinitions",
"name": "5e1cd26a-5090-4fdb-9d6a-84a90335e22d"
}
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