serverless.yml

service: social-feeds
provider:
  name: aws
  runtime: nodejs8.10
  stage: dev
  region: eu-west-1
  environment:
    SOCIAL_FEED_TWITTER_TABLE: "twitter-feed-${self:service}-${opt:stage, self:provider.stage}"
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:Query
        - dynamodb:Scan
        - dynamodb:GetItem
        - dynamodb:PutItem
      Resource: "*"

  resources:
    Resources:
      SocialFeedsDynamoDbTable:
        Type: "AWS::DynamoDB::Table"
        DeletionPolicy: Retain
        Properties:
          AttributeDefinitions:
            -
              AttributeName: "id"
              AttributeType: "S"
          KeySchema:
            -
              AttributeName: "id"
              KeyType: "HASH"
          ProvisionedThroughput:
            ReadCapacityUnits: 1
            WriteCapacityUnits: 1
          StreamSpecification:
            StreamViewType: "NEW_AND_OLD_IMAGES"
          TableName: ${self:provider.environment.SOCIAL_FEED_TWITTER_TABLE}

functions:
  fetchFeeds:
    handler: src/handler.fetchFeedsFn
    events:
      - schedule:
          rate: rate(10 minutes)