From 4b2ad8c1f527f3455eb609b4f40208589d3c1fb0 Mon Sep 17 00:00:00 2001
From: catmeme <tmulligan@sans.org>
Date: Thu, 29 Apr 2021 11:42:52 -0400
Subject: [PATCH] Add support for Billing CloudWatch metrics and alarms (#659)

---
 CHANGELOG.md                   |  1 +
 nodejs/awsx/billing/index.ts   | 15 +++++++
 nodejs/awsx/billing/metrics.ts | 79 ++++++++++++++++++++++++++++++++++
 nodejs/awsx/index.ts           |  2 +
 4 files changed, 97 insertions(+)
 create mode 100644 nodejs/awsx/billing/index.ts
 create mode 100644 nodejs/awsx/billing/metrics.ts

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e128e23b6..6d775a802 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ _(none)_
 * Upgrade to @pulumi/pulumi@3.0.0 and @pulumi/aws@4.0.0
 * Add additional StorageTypes to `awsx.s3.metrics`
 * Add missing `HEAD` value to `awsx.apigateway.Method`
+* Add support for Billing CloudWatch metrics and alarms
 
 ## 0.26.0 (2021-03-25)
 
diff --git a/nodejs/awsx/billing/index.ts b/nodejs/awsx/billing/index.ts
new file mode 100644
index 000000000..9fd94826b
--- /dev/null
+++ b/nodejs/awsx/billing/index.ts
@@ -0,0 +1,15 @@
+// Copyright 2016-2018, Pulumi Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+export * from "./metrics";
diff --git a/nodejs/awsx/billing/metrics.ts b/nodejs/awsx/billing/metrics.ts
new file mode 100644
index 000000000..c071f551f
--- /dev/null
+++ b/nodejs/awsx/billing/metrics.ts
@@ -0,0 +1,79 @@
+// Copyright 2016-2018, Pulumi Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import * as pulumi from "@pulumi/pulumi";
+
+import * as cloudwatch from "../cloudwatch";
+
+export namespace metrics {
+    type BillingMetricName =
+        "EstimatedCharges";
+
+    export interface BillingMetricChange extends cloudwatch.MetricChange {
+        /**
+         * Optional Currency dimension
+         */
+        currency: "USD";
+        /**
+         * Optional linked Amazon account id
+         */
+        linkedAccount?: string;
+        /**
+         * Optional Service this metric should be filtered down to.
+         */
+        serviceName?: "AmazonCloudWatch" | "AmazonEC2" | "AmazonKinesis" | "AmazonRoute53" | "AmazonS3" |
+          "AmazonSNS" | "AWSCloudTrail" | "AWSCodePipeline" | "AWSConfig" | "AWSDataTransfer" |
+          "awskms" | "AWSLambda" | "AWSMarketplace" | "AWSQueueService" | "AWSSecretsManager" |
+          "awswaf" | "AWSXRay" | "CodeBuild";
+    }
+
+    /**
+     * Creates an AWS/Billing metric with the requested [metricName]. See
+     * https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html
+     * for more information.
+     */
+    function metric(metricName: BillingMetricName, change: BillingMetricChange = {
+        currency: "USD",
+    }) {
+        const dimensions: Record<string, pulumi.Input<string>> = {};
+
+        if (change.currency !== undefined) {
+            dimensions.Currency = change.currency;
+        }
+
+        if (change.linkedAccount !== undefined) {
+            dimensions.LinkedAccount = change.linkedAccount;
+        }
+
+        if (change.serviceName !== undefined) {
+            dimensions.ServiceName = change.serviceName;
+        }
+
+        return new cloudwatch.Metric({
+            namespace: "AWS/Billing",
+            name: metricName,
+            ...change,
+        }).withDimensions(dimensions);
+    }
+
+    /**
+     * EstimatedCharges
+     *
+     * Units: currency
+     * Valid CloudWatch statistics: Average, Maximum (recommended), Minimum
+     */
+    export function estimatedCharges(change?: BillingMetricChange) {
+        return metric("EstimatedCharges", { statistic: "Maximum", currency: "USD", ...change });
+    }
+}
diff --git a/nodejs/awsx/index.ts b/nodejs/awsx/index.ts
index 9df4f685f..814eb17be 100644
--- a/nodejs/awsx/index.ts
+++ b/nodejs/awsx/index.ts
@@ -15,6 +15,7 @@
 import * as acmpca from "./acmpca";
 import * as apigateway from "./apigateway";
 import * as autoscaling from "./autoscaling";
+import * as billing from "./billing";
 import * as cloudfront from "./cloudfront";
 import * as cloudtrail from "./cloudtrail";
 import * as cloudwatch from "./cloudwatch";
@@ -37,6 +38,7 @@ export {
     acmpca,
     apigateway,
     autoscaling,
+    billing,
     cloudfront,
     cloudtrail,
     cloudwatch,