Add AWS SDK retry logic with sane defaults

lerna.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.0.1",
+  "version": "1.0.2-alpha.0",
   "npmClient": "yarn",
   "command": {
     "publish": {

packages/cdk-appconfig-examples/package.json

@@ -2,7 +2,7 @@
   "name": "@cuperman/cdk-appconfig-examples",
   "description": "CDK examples for using AppConfig constructs",
   "license": "MIT",
-  "version": "1.0.1",
+  "version": "1.0.2-alpha.0",
   "author": {
     "name": "Jeff Cooper",
     "email": "jeff@cuperman.net"
@@ -39,8 +39,8 @@
     "typescript": "~3.9.7"
   },
   "dependencies": {
-    "@cuperman/cdk-appconfig": "^1.0.1",
-    "@cuperman/cdk-appconfig-handler-hello-world": "^1.0.1",
+    "@cuperman/cdk-appconfig": "^1.0.2-alpha.0",
+    "@cuperman/cdk-appconfig-handler-hello-world": "^1.0.2-alpha.0",
     "aws-cdk-lib": "2.93.0",
     "constructs": "^10.0.0",
     "source-map-support": "^0.5.16"

packages/cdk-appconfig-handler-hello-world/package.json

@@ -2,7 +2,7 @@
   "name": "@cuperman/cdk-appconfig-handler-hello-world",
   "description": "Custom resource handler for AppConfig lambda extension example",
   "license": "MIT",
-  "version": "1.0.1",
+  "version": "1.0.2-alpha.0",
   "author": {
     "name": "Jeff Cooper",
     "email": "jeff@cuperman.net"

packages/cdk-appconfig-handler-hosted-configuration-version/index.js

@@ -1,6 +1,10 @@
 const S3 = require('aws-sdk/clients/s3');
 const AppConfig = require('aws-sdk/clients/appconfig');
 
+const RETRY_MAX = 12; // retry up to 12 times if throttled
+const RETRY_BASE_MS = 100; // increase delay exponentially with a base of 100ms
+// note: retrying 12 times with base of 100ms may take up to 14 minutes in the worst case; set timeout accordingly
+
 async function getContent(contentConfig) {
   console.log('getContent', contentConfig);
 
@@ -15,7 +19,12 @@ async function getContent(contentConfig) {
     throw new Error(`ContentConfig requires either InlineContent or S3Location`);
   }
 
-  const s3 = new S3();
+  const s3 = new S3({
+    maxRetries: RETRY_MAX,
+    retryDelayOptions: {
+      base: RETRY_BASE_MS
+    }
+  });
 
   const params = {
     Bucket: s3Location.BucketName,
@@ -33,7 +42,12 @@ async function createConfigurationVersion(props) {
   console.log('createConfigurationVersion', props);
   const content = await getContent(props.ContentConfig);
 
-  const appconfig = new AppConfig();
+  const appconfig = new AppConfig({
+    maxRetries: RETRY_MAX,
+    retryDelayOptions: {
+      base: RETRY_BASE_MS
+    }
+  });
   const params = {
     ApplicationId: props.ApplicationId,
     ConfigurationProfileId: props.ConfigurationProfileId,
@@ -51,7 +65,12 @@ async function createConfigurationVersion(props) {
 
 async function deleteConfigurationVersion(physicalId, props) {
   console.log('deleteConfigurationVersion', props);
-  const appconfig = new AppConfig();
+  const appconfig = new AppConfig({
+    maxRetries: RETRY_MAX,
+    retryDelayOptions: {
+      base: RETRY_BASE_MS
+    }
+  });
   const params = {
     ApplicationId: props.ApplicationId,
     ConfigurationProfileId: props.ConfigurationProfileId,

packages/cdk-appconfig-handler-hosted-configuration-version/package.json

@@ -2,7 +2,7 @@
   "name": "@cuperman/cdk-appconfig-handler-hosted-configuration-version",
   "description": "Custom resource handler for AppConfig hosted configuration versions",
   "license": "MIT",
-  "version": "1.0.1",
+  "version": "1.0.2-alpha.0",
   "author": {
     "name": "Jeff Cooper",
     "email": "jeff@cuperman.net"

packages/cdk-appconfig/lib/hosted_configuration_version.ts

@@ -61,7 +61,8 @@ export class HostedConfigurationVersion extends cdk.Resource implements IHostedC
       runtime: lambda.Runtime.NODEJS_18_X,
       code: lambda.Code.fromAsset(HANDLER_CODE_PATH),
       handler: 'index.onEvent',
-      uuid: 'c67842de-c9ed-4cbb-906f-3b490af456b8'
+      uuid: 'd9e6c544-62d9-4991-8587-c05873c14f91',
+      timeout: cdk.Duration.minutes(15)
     });
 
     onEventHandler.addToRolePolicy(

packages/cdk-appconfig/package.json

@@ -2,7 +2,7 @@
   "name": "@cuperman/cdk-appconfig",
   "description": "High-level CDK Constructs for AWS AppConfig",
   "license": "MIT",
-  "version": "1.0.1",
+  "version": "1.0.2-alpha.0",
   "author": {
     "name": "Jeff Cooper",
     "email": "jeff@cuperman.net"
@@ -39,7 +39,7 @@
     "typescript": "~3.9.7"
   },
   "dependencies": {
-    "@cuperman/cdk-appconfig-handler-hosted-configuration-version": "^1.0.1"
+    "@cuperman/cdk-appconfig-handler-hosted-configuration-version": "^1.0.2-alpha.0"
   },
   "peerDependencies": {
     "aws-cdk-lib": "^2.93.0",