initial commit

Author: tux86

Diff for: .gitignore

@@ -0,0 +1,39 @@
+# compiled output
+/dist
+/node_modules
+.serverless/
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# Env
+.env*

Diff for: lambda.js

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+exports.handler = async (event) => {
+    return {
+        statusCode: 200,
+        body: JSON.stringify('Hello from Lambda Function Url !'),
+    };
+};

Diff for: package.json

@@ -0,0 +1,15 @@
+{
+  "name": "lambda-function-url-custom-domain",
+  "version": "1.0.0",
+  "main": "lambda.js",
+  "author": "Walid KARRAY",
+  "license": "MIT",
+  "scripts": {
+    "sls": "sls",
+    "deploy": "sls deploy"
+  },
+  "dependencies": {},
+  "devDependencies": {
+    "serverless": "^3.16.0"
+  }
+}

Diff for: serverless.yaml

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+service: lambda-function-url-custom-domain
+frameworkVersion: '3'
+
+provider:
+  name: aws
+  runtime: nodejs14.x
+  region: ${opt:region, 'eu-west-1'}
+  lambdaHashingVersion: '20201221'
+
+custom:
+  apiDomain: api.example.com  # change by your custom domain
+  hostedZoneName: example.com.  # your domain Route 53 hosted zone name
+  certificateNVirginaArn: arn:aws:acm:us-east-1:xxxxxx:certificate/xxxxxxx # change by your certificate ARN (should be in North Virginia region)
+
+functions:
+  api:
+    handler: lambda.handler
+    url: true # needed to expose lambda function url !
+
+resources:
+  Resources:
+    ApiCloudFrontDistribution:
+      Type: AWS::CloudFront::Distribution
+      DeletionPolicy: Delete
+      Properties:
+        DistributionConfig:
+          Enabled: true
+          PriceClass: PriceClass_100
+          HttpVersion: http2
+          Comment: Api distribution for ${self:custom.apiDomain}
+          Origins:
+            - Id: ApiGateway
+              DomainName: !Select [2, !Split ["/", !GetAtt ApiLambdaFunctionUrl.FunctionUrl]] # extract function url form your lambda resource
+              OriginPath: ''
+              CustomOriginConfig:
+                HTTPPort: 80
+                HTTPSPort: 443
+                OriginProtocolPolicy: https-only
+                OriginSSLProtocols: [TLSv1, TLSv1.1, TLSv1.2]
+          DefaultCacheBehavior:
+            TargetOriginId: ApiGateway
+            ViewerProtocolPolicy: redirect-to-https
+            Compress: true
+            DefaultTTL: 0
+            AllowedMethods:
+              - HEAD
+              - DELETE
+              - POST
+              - GET
+              - OPTIONS
+              - PUT
+              - PATCH
+            CachedMethods:
+              - HEAD
+              - OPTIONS
+              - GET
+            ForwardedValues:
+              QueryString: false
+              Headers:
+                - Accept
+                - x-api-key
+                - Authorization
+              Cookies:
+                Forward: none
+          Aliases:
+            - ${self:custom.apiDomain}
+          ViewerCertificate:
+            SslSupportMethod: sni-only
+            MinimumProtocolVersion: TLSv1.2_2019
+            AcmCertificateArn: ${self:custom.certificateNVirginaArn}
+    ApiRecordSetGroup:
+      Type: AWS::Route53::RecordSetGroup
+      DeletionPolicy: Delete
+      DependsOn:
+        - ApiCloudFrontDistribution
+      Properties:
+        HostedZoneName: ${self:custom.hostedZoneName}
+        RecordSets:
+          - Name: ${self:custom.apiDomain}
+            Type: A
+            AliasTarget:
+              HostedZoneId: Z2FDTNDATAQYW2 # Cloudfront default hosted zone ID
+              DNSName: { 'Fn::GetAtt': [ApiCloudFrontDistribution, DomainName] } # set the domain of your cloudfront distribution