serverless.yml

service: serverless-cdn

provider:
  name: aws
  runtime: nodejs10.x
  stage: ${opt:stage, 'dev'}
  region: us-east-1
  versionFunctions: false
  logRetentionInDays: 3
  deploymentBucket:
    serverSideEncryption: AES256
    blockPublicAccess: true
  stackTags: ${self:custom.config.tags}

package:
  individually: true
  excludeDevDependencies: true

plugins:
  - serverless-finch
  - serverless-webpack

custom:
  config: ${file(./stages/${self:provider.stage}.yml)}
  client:
    bucketName: '${self:custom.config.domain}'
    distributionFolder: dist
    indexDocument: 'index.html'
    errorDocument: 'index.html'
    manageResources: false
    objectHeaders:
      ALL_OBJECTS:
        - name: 'Cache-Control'
          value: 'max-age=2628000, public' # 1 month in seconds
      'index.html': # https://stackoverflow.com/a/2068407
        - name: 'Cache-Control'
          value: 'no-cache, no-store, must-revalidate, max-age=0'
        - name: Pragma
          value: 'no-cache'
        - name: Expires
          value: '0'
    sse: AES256
    uploadOrder:
      - .*
      - index\.html
  webpack:
    includeModules:
      forceExclude:
        - aws-sdk
    packager: npm

functions:
  defaultIndex:
    name: '${self:service}-${self:provider.stage}-origin-request-defaultIndex'
    handler: functions/default_index.handler
    description: CloudFront origin-request default index handler
    timeout: 1 # seconds
    memorySize: 128 # megabytes
    events:
      - cloudFront:
          eventType: origin-request

  webSecurity:
    name: '${self:service}-${self:provider.stage}-origin-response-webSecurity'
    handler: functions/web_security.handler
    description: CloudFront origin-response web security handler
    timeout: 1 # seconds
    memorySize: 128 # megabytes
    events:
      - cloudFront:
          eventType: origin-response

resources:
  - ${file(resources/acm_cf.yml)}
  - ${file(resources/cloudfront_cf.yml)}
  - ${file(resources/route53_cf.yml)}
  - ${file(resources/s3_cf.yml)}