serverless.yml

service: blah

frameworkVersion: '2'

plugins:
  - serverless-webpack
  - serverless-s3-sync
  - serverless-apigw-binary

provider:
  name: aws
  runtime: nodejs12.x
  stage: ${opt:stage, 'dev'}
  lambdaHashingVersion: 20201221
  variablesResolutionMode: 20210219
  apiGateway:
    shouldStartNameWithService: true

custom:
  bucketName:
    Ref: ClientAssetsBucket
  bucketHostname:
    Fn::GetAtt [ClientAssetsBucket, DomainName]
  s3Sync:
    - bucketName: ${self:custom.bucketName}
      localDir: .nuxt/dist/client
    - bucketName: ${self:custom.bucketName}
      localDir: static
  apigwBinary:
    types:
      - '*/*'

functions:
  renderer:
    handler: src/lambda/renderer.handler
    memorySize: 2048
    timeout: 30
    environment:
      NODE_ENV: production
    package:
      include:
        - .nuxt/dist/serverless.js
        - .nuxt/dist/server/**
      exclude:
        - .nuxt/**
        - src/**
        - app.js
        - nuxt.config.js
        - README.md
        - server.js
        - serverless.js
        - serverless.yml
        - webpack.config.js
        - yarn-error.log
    events:
      - http:
          path: /
          method: any
      - http:
          path: /{proxy+}
          method: any
      - http:
          path: /_nuxt/{proxy+}
          method: any
          integration: http-proxy
          request:
            uri: https://${self:custom.bucketHostname}/{proxy}
            parameters:
              paths:
                proxy: true
      - http:
          path: /static/{proxy+}
          method: any
          integration: http-proxy
          request:
            uri: https://${self:custom.bucketHostname}/{proxy}
            parameters:
              paths:
                proxy: true

resources:
  Resources:
    ClientAssetsBucket:
      Type: AWS::S3::Bucket
      Properties:
        CorsConfiguration:
          CorsRules:
            -
              AllowedOrigins:
                - '*'
              AllowedHeaders:
                - '*'
              AllowedMethods:
                - GET
                - HEAD
                - PUT
                - POST
                - DELETE
              MaxAge: 3000
              ExposedHeaders:
                - x-amz-server-side-encryption
                - x-amz-request-id
                - x-amz-id-2
    ClientAssetsBucketPolicy:
      Type: AWS::S3::BucketPolicy
      Properties:
        Bucket:
          Ref: ClientAssetsBucket
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
            - Action: s3:GetObject,
              Effect: Allow
              Resource: {
                Fn::Join: ['', ['arn:aws:s3:::', { Ref: ClientAssetsBucket }, '/*']],
              }
              Principal: '*'