Merge pull request #220 from sebflipper/add-AWS-LogGroup

Added automatic CloudWatch LogGroup creation & deletion with expiry

Author: sid88in

.travis.yml

@@ -1,4 +1,4 @@
 language: node_js
 node_js:
-  - "6.10"
-  - "8.10"
+  - "8"
+  - "10"

README.md

@@ -26,6 +26,7 @@ Tired of 🚀 **deploying**, ✏️ **updating**, and ❌ **deleting** your AppS
  <summary><strong>Table of Contents</strong> (click to expand)</summary>
 
 * [Getting Started](#-getting-started)
+* [Minimum requirements](#-minimum-requirements)
 * [Installation](#-installation)
 * [Usage](#️-usage)
 * [Notes](#-notes)
@@ -43,6 +44,11 @@ Be sure to check out all that <a href="https://aws.amazon.com/appsync" target="_
 * <a target="_blank" href="https://docs.aws.amazon.com/appsync/latest/devguide/tutorials.html">Data Sources and Resolvers</a> - Get more information on what data sources are supported and how to set them up!
 * <a target="_blank" href="https://docs.aws.amazon.com/appsync/latest/devguide/security.html">Security</a> - Checkout this guide to find out more information on securing your API endpoints with AWS_IAM or Cognito User Pools!
 
+## 🛠 Minimum requirements
+
+* [Node.js v8 or higher](https://nodejs.org)
+* [Serverless v1.30.0 or higher](https://github.com/serverless/serverless)
+
 ## 💾 Installation
 
 Install the plugin via <a href="https://yarnpkg.com/lang/en/docs/install/">Yarn</a> (recommended)

index.js

@@ -303,6 +303,15 @@ class ServerlessAppsyncPlugin {
           },
         },
       },
+      ...config.logConfig && config.logConfig.level && {
+        [`${logicalIdGraphQLApi}LogGroup`]: {
+          Type: 'AWS::Logs::LogGroup',
+          Properties: {
+            LogGroupName: { 'Fn::Join': ['/', ['/aws/appsync/apis', { 'Fn::GetAtt': [logicalIdGraphQLApi, 'ApiId'] }]] },
+            RetentionInDays: this.serverless.service.provider.logRetentionInDays,
+          },
+        },
+      },
     };
   }
 

index.test.js

@@ -104,6 +104,33 @@ describe("appsync config", () => {
     expect(role).toEqual({});
   });
 
+  test('appsync cloudwatch log group is not created when are not logs enabled', () => {
+    const resources = plugin.getGraphQlApiEndpointResource(config);
+    expect(resources.GraphQlApiLogGroup).toBeUndefined();
+  });
+
+  test('appsync cloudwatch log group is created when logs enabled', () => {
+    serverless.service.provider.logRetentionInDays = 14;
+    const resources = plugin.getGraphQlApiEndpointResource({
+      ...config,
+      logConfig: {
+        level: 'ALL',
+      },
+    });
+
+    expect(resources.GraphQlApiLogGroup).toEqual({
+      Properties: {
+        LogGroupName: {
+          'Fn::Join': ['/', ['/aws/appsync/apis', {
+            'Fn::GetAtt': ['GraphQlApi', 'ApiId'],
+          }]],
+        },
+        RetentionInDays: 14,
+      },
+      Type: 'AWS::Logs::LogGroup',
+    });
+  });
+  
   test("Datasource generates lambdaFunctionArn from functionName", () => {
 
     Object.assign(