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deploy-kv_availability_alert.bicep
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deploy-kv_availability_alert.bicep
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// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
targetScope = 'managementGroup'
param policyLocation string = 'centralus'
param deploymentRoleDefinitionIds array = [
'/providers/Microsoft.Authorization/roleDefinitions/b24988ac-6180-42a0-ab88-20f7382dd24c'
]
@allowed([
'0'
'1'
'2'
'3'
'4'
])
param parAlertSeverity string = '1'
@allowed([
'PT1M'
'PT5M'
'PT15M'
'PT30M'
'PT1H'
'PT6H'
'PT12H'
'P1D'
])
param parWindowSize string = 'PT5M'
@allowed([
'PT1M'
'PT5M'
'PT15M'
'PT30M'
'PT1H'
])
param parEvaluationFrequency string = 'PT1M'
@allowed([
'deployIfNotExists'
'disabled'
])
param parPolicyEffect string = 'disabled'
param parAutoMitigate string = 'true'
param parAlertState string = 'true'
param parThreshold string = '90'
param parMonitorDisable string = 'MonitorDisable'
module AvailabilityAlert '../../arm/Microsoft.Authorization/policyDefinitions/managementGroup/deploy.bicep' = {
name: '${uniqueString(deployment().name)}-kva-policyDefinitions'
params: {
name: 'Deploy_KeyVault_Availability_Alert'
displayName: 'Deploy KeyVault Availability Alert'
description: 'Policy to audit/deploy KeyVault Availability Alert'
location: policyLocation
metadata: {
version: '1.0.1'
category: 'Key Vault'
source: 'https://github.com/Azure/Enterprise-Scale/'
alzCloudEnvironments: [
'AzureCloud'
]
_deployed_by_alz_monitor: 'True'
}
parameters: {
severity: {
type: 'String'
metadata: {
displayName: 'Severity'
description: 'Severity of the Alert'
}
allowedValues: [
'0'
'1'
'2'
'3'
'4'
]
defaultValue: parAlertSeverity
}
windowSize: {
type: 'String'
metadata: {
displayName: 'Window Size'
description: 'Window size for the alert'
}
allowedValues: [
'PT1M'
'PT5M'
'PT15M'
'PT30M'
'PT1H'
'PT6H'
'PT12H'
'P1D'
]
defaultValue: parWindowSize
}
evaluationFrequency: {
type: 'String'
metadata: {
displayName: 'Evaluation Frequency'
description: 'Evaluation frequency for the alert'
}
allowedValues: [
'PT1M'
'PT5M'
'PT15M'
'PT30M'
'PT1H'
]
defaultValue: parEvaluationFrequency
}
autoMitigate: {
type: 'String'
metadata: {
displayName: 'Auto Mitigate'
description: 'Auto Mitigate for the alert'
}
allowedValues: [
'true'
'false'
]
defaultValue: parAutoMitigate
}
enabled: {
type: 'String'
metadata: {
displayName: 'Alert State'
description: 'Alert state for the alert'
}
allowedValues: [
'true'
'false'
]
defaultValue: parAlertState
}
threshold: {
type: 'String'
metadata: {
displayName: 'Threshold'
description: 'Threshold for the alert'
}
defaultValue: parThreshold
}
effect: {
type: 'String'
metadata: {
displayName: 'Effect'
description: 'Effect of the policy'
}
allowedValues: [
'deployIfNotExists'
'disabled'
]
defaultValue: parPolicyEffect
}
MonitorDisable: {
type: 'String'
metadata: {
displayName: 'Effect'
description: 'Tag name to disable monitoring resource. Set to true if monitoring should be disabled'
}
defaultValue: parMonitorDisable
}
}
policyRule: {
if: {
allOf: [
{
field: 'type'
equals: 'microsoft.keyvault/vaults'
}
{
field: '[concat(\'tags[\', parameters(\'MonitorDisable\'), \']\')]'
notEquals: 'true'
}
]
}
then: {
effect: '[parameters(\'effect\')]'
details: {
roleDefinitionIds: deploymentRoleDefinitionIds
type: 'Microsoft.Insights/metricAlerts'
existenceCondition: {
allOf: [
{
field: 'Microsoft.Insights/metricAlerts/criteria.Microsoft.Azure.Monitor.MultipleResourceMultipleMetricCriteria.allOf[*].metricNamespace'
equals: 'microsoft.keyvault/vaults'
}
{
field: 'Microsoft.Insights/metricAlerts/criteria.Microsoft.Azure.Monitor.MultipleResourceMultipleMetricCriteria.allOf[*].metricName'
equals: 'Availability'
}
{
field: 'Microsoft.Insights/metricalerts/scopes[*]'
equals: '[concat(subscription().id, \'/resourceGroups/\', resourceGroup().name, \'/providers/microsoft.keyvault/vaults/\', field(\'fullName\'))]'
}
{
field: 'Microsoft.Insights/metricAlerts/enabled'
equals: '[parameters(\'enabled\')]'
}
]
}
deployment: {
properties: {
mode: 'incremental'
template: {
'$schema': 'https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#'
contentVersion: '1.0.0.0'
parameters: {
resourceName: {
type: 'String'
metadata: {
displayName: 'resourceName'
description: 'Name of the resource'
}
}
resourceId: {
type: 'String'
metadata: {
displayName: 'resourceId'
description: 'Resource ID of the resource emitting the metric that will be used for the comparison'
}
}
severity: {
type: 'String'
}
windowSize: {
type: 'String'
}
evaluationFrequency: {
type: 'String'
}
autoMitigate: {
type: 'String'
}
enabled: {
type: 'String'
}
threshold: {
type: 'String'
}
}
variables: {}
resources: [
{
type: 'Microsoft.Insights/metricAlerts'
apiVersion: '2018-03-01'
name: '[concat(parameters(\'resourceName\'), \'-Availability\')]'
location: 'global'
tags: {
_deployed_by_alz_monitor: true
}
properties: {
description: 'Metric Alert for KeyVault Availability'
severity: '[parameters(\'severity\')]'
enabled: '[parameters(\'enabled\')]'
scopes: [
'[parameters(\'resourceId\')]'
]
evaluationFrequency: '[parameters(\'evaluationFrequency\')]'
windowSize: '[parameters(\'windowSize\')]'
criteria: {
allOf: [
{
name: 'Availability'
metricNamespace: 'microsoft.keyvault/vaults'
metricName: 'Availability'
operator: 'LessThan'
threshold: '[parameters(\'threshold\')]'
timeAggregation: 'Average'
criterionType: 'StaticThresholdCriterion'
}
]
'odata.type': 'Microsoft.Azure.Monitor.SingleResourceMultipleMetricCriteria'
}
autoMitigate: '[parameters(\'autoMitigate\')]'
parameters: {
severity: {
value: '[parameters(\'severity\')]'
}
windowSize: {
value: '[parameters(\'windowSize\')]'
}
evaluationFrequency: {
value: '[parameters(\'evaluationFrequency\')]'
}
autoMitigate: {
value: '[parameters(\'autoMitigate\')]'
}
enabled: {
value: '[parameters(\'enabled\')]'
}
threshold: {
value: '[parameters(\'threshold\')]'
}
}
}
}
]
}
parameters: {
resourceName: {
value: '[field(\'name\')]'
}
resourceId: {
value: '[field(\'id\')]'
}
severity: {
value: '[parameters(\'severity\')]'
}
windowSize: {
value: '[parameters(\'windowSize\')]'
}
evaluationFrequency: {
value: '[parameters(\'evaluationFrequency\')]'
}
autoMitigate: {
value: '[parameters(\'autoMitigate\')]'
}
enabled: {
value: '[parameters(\'enabled\')]'
}
threshold: {
value: '[parameters(\'threshold\')]'
}
}
}
}
}
}
}
}
}