{
  "properties": {
    "displayName": "Deploy Diagnostic Settings for Event Hub to Log Analytics workspace",
    "policyType": "BuiltIn",
    "mode": "Indexed",
    "description": "Deploys the diagnostic settings for Event Hub to stream to a regional Log Analytics workspace when any Event Hub which is missing this diagnostic settings is created or updated.",
    "metadata": {
      "version": "1.1.0",
      "category": "Monitoring"
    },
    "parameters": {
      "effect": {
        "type": "string",
        "defaultValue": "DeployIfNotExists",
        "allowedValues": [
          "DeployIfNotExists",
          "Disabled"
        ],
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        }
      },
      "profileName": {
        "type": "string",
        "defaultValue": "setbypolicy_logAnalytics",
        "metadata": {
          "displayName": "Profile name",
          "description": "The diagnostic settings profile name"
        }
      },
      "logAnalytics": {
        "type": "string",
        "metadata": {
          "displayName": "Log Analytics workspace",
          "description": "Select Log Analytics workspace from dropdown list. If this workspace is outside of the scope of the assignment you must manually grant 'Log Analytics Contributor' permissions (or similar) to the policy assignment's principal ID.",
          "strongType": "omsWorkspace",
          "assignPermissions": true
        }
      },
      "metricsEnabled": {
        "type": "string",
        "defaultValue": "False",
        "allowedValues": [
          "True",
          "False"
        ],
        "metadata": {
          "displayName": "Enable metrics",
          "description": "Whether to enable metrics stream to the Log Analytics workspace - True or False"
        }
      },
      "logsEnabled": {
        "type": "string",
        "defaultValue": "True",
        "allowedValues": [
          "True",
          "False"
        ],
        "metadata": {
          "displayName": "Enable logs",
          "description": "Whether to enable logs stream to the Log Analytics workspace - True or False"
        }
      }
    },
    "policyRule": {
      "if": {
        "field": "type",
        "equals": "Microsoft.EventHub/namespaces"
      },
      "then": {
        "effect": "[parameters('effect')]",
        "details": {
          "type": "Microsoft.Insights/diagnosticSettings",
          "name": "[parameters('profileName')]",
          "existenceCondition": {
            "allOf": [
              {
                "field": "Microsoft.Insights/diagnosticSettings/logs.enabled",
                "equals": "[parameters('logsEnabled')]"
              },
              {
                "field": "Microsoft.Insights/diagnosticSettings/metrics.enabled",
                "equals": "[parameters('metricsEnabled')]"
              }
            ]
          },
          "roleDefinitionIds": [
            "/providers/microsoft.authorization/roleDefinitions/749f88d5-cbae-40b8-bcfc-e573ddc772fa",
            "/providers/microsoft.authorization/roleDefinitions/92aaf0da-9dab-42b6-94a3-d43ce8d16293"
          ],
          "deployment": {
            "properties": {
              "mode": "incremental",
              "template": {
                "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
                "contentVersion": "1.0.0.0",
                "parameters": {
                  "resourceName": {
                    "type": "string"
                  },
                  "location": {
                    "type": "string"
                  },
                  "logAnalytics": {
                    "type": "string"
                  },
                  "metricsEnabled": {
                    "type": "string"
                  },
                  "logsEnabled": {
                    "type": "string"
                  },
                  "profileName": {
                    "type": "string"
                  }
                },
                "variables": {},
                "resources": [
                  {
                    "type": "Microsoft.EventHub/namespaces/providers/diagnosticSettings",
                    "apiVersion": "2017-05-01-preview",
                    "name": "[concat(parameters('resourceName'), '/', 'Microsoft.Insights/', parameters('profileName'))]",
                    "location": "[parameters('location')]",
                    "dependsOn": [],
                    "properties": {
                      "workspaceId": "[parameters('logAnalytics')]",
                      "metrics": [
                        {
                          "category": "AllMetrics",
                          "enabled": "[parameters('metricsEnabled')]",
                          "retentionPolicy": {
                            "enabled": false,
                            "days": 0
                          }
                        }
                      ],
                      "logs": [
                        {
                          "category": "ArchiveLogs",
                          "enabled": true,
                          "retentionPolicy": {
                            "enabled": false,
                            "days": 0
                          }
                        },
                        {
                          "category": "OperationalLogs",
                          "enabled": "[parameters('logsEnabled')]"
                        },
                        {
                          "category": "AutoScaleLogs",
                          "enabled": "[parameters('logsEnabled')]"
                        },
                        {
                          "category": "KafkaCoordinatorLogs",
                          "enabled": "[parameters('logsEnabled')]"
                        },
                        {
                          "category": "KafkaUserErrorLogs",
                          "enabled": "[parameters('logsEnabled')]"
                        },
                        {
                          "category": "EventHubVNetConnectionEvent",
                          "enabled": "[parameters('logsEnabled')]"
                        },
                        {
                          "category": "CustomerManagedKeyUserLogs",
                          "enabled": "[parameters('logsEnabled')]"
                        }
                      ]
                    }
                  }
                ],
                "outputs": {}
              },
              "parameters": {
                "location": {
                  "value": "[field('location')]"
                },
                "resourceName": {
                  "value": "[field('name')]"
                },
                "logAnalytics": {
                  "value": "[parameters('logAnalytics')]"
                },
                "metricsEnabled": {
                  "value": "[parameters('metricsEnabled')]"
                },
                "logsEnabled": {
                  "value": "[parameters('logsEnabled')]"
                },
                "profileName": {
                  "value": "[parameters('profileName')]"
                }
              }
            }
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/1f6e93e8-6b31-41b1-83f6-36e449a42579",
  "name": "1f6e93e8-6b31-41b1-83f6-36e449a42579"
}