serverless.yml

service: ${env:SERVICE}

provider:
  name: aws
  runtime: nodejs12.x
  stage: ${env:STAGE}
  region: ${env:REGION}
#  apiKeys:
#    - ${env:STAGE}-${env:SERVICE}Key
  usagePlan:
    quota:
      limit: ${env:QUOTA_LIMIT}
      offset: ${env:QUOTA_OFFSET}
      period: ${env:QUOTA_PERIOD}
    throttle:
      burstLimit: ${env:THROTTLE_BURST_LIMIT}
      rateLimit: ${env:THROTTLE_RATE_LIMIT}

plugins:
  - serverless-pseudo-parameters
  - serverless-dotenv-plugin
  - serverless-iam-roles-per-function

functions:
  add-expense:
    handler: src/handlers/add-expense.handler
    description: Financial Control API - Add Expense
    timeout: 300
    events:
      - stream:
          arn: arn:aws:kinesis:${env:REGION}:#{AWS::AccountId}:stream/${env:EXPENSES_STREAM}
    iamRoleStatements:
      - Effect: Allow
        Action:
          - dynamodb:query
          - dynamodb:UpdateItem
        Resource: arn:aws:dynamodb:${env:REGION}:#{AWS::AccountId}:table/${env:EXPENSES_CATEGORIES_TABLE}

  create-expense:
    handler: src/handlers/create-expense.handler
    description: Financial Control API - Create Expense
    timeout: 30
    events:
      - http:
         path: expenses
         method: post
    iamRoleStatements:
      - Effect: Allow
        Action: kinesis:PutRecord
        Resource: arn:aws:kinesis:${env:REGION}:#{AWS::AccountId}:stream/${env:EXPENSES_STREAM}

  get-categories:
    handler: src/handlers/get-categories.handler
    description: Financial Control API - Get All Categories
    timeout: 30
    events:
      - http:
         path: categories
         method: get
    iamRoleStatements:
      - Effect: Allow
        Action: dynamodb:scan
        Resource: arn:aws:dynamodb:${env:REGION}:#{AWS::AccountId}:table/${env:EXPENSES_CATEGORIES_TABLE}

  get-expenses:
    handler: src/handlers/get-expenses.handler
    description: Financial Control API - Get All Expenses
    timeout: 30
    events:
      - http:
         path: expenses
         method: get

  notify-expense:
    handler: src/handlers/notify-expense.handler
    description: Financial Control API - Notify Expense
    timeout: 300
    events:
      - stream:
          arn: arn:aws:kinesis:${env:REGION}:#{AWS::AccountId}:stream/${env:EXPENSES_STREAM}
    environment:
      EXPENSE_NOTIFICATION_TOPIC_ARN: arn:aws:sns:${env:REGION}:#{AWS::AccountId}:${env:EXPENSE_NOTIFICATION_TOPIC}
    iamRoleStatements:
      - Effect: Allow
        Action: kinesis:PutRecord
        Resource: arn:aws:kinesis:${env:REGION}:#{AWS::AccountId}:stream/${env:EXPENSES_STREAM}
      - Effect: Allow
        Action: sns:Publish
        Resource: arn:aws:sns:${env:REGION}:#{AWS::AccountId}:${env:EXPENSE_NOTIFICATION_TOPIC}

#resources:
#  Resources:
#    expensesCategoriesTable:
#      Type: AWS::DynamoDB::Table
#      Properties:
#        TableName: ${env:EXPENSES_CATEGORIES_TABLE}
#        AttributeDefinitions:
#          - AttributeName: name
#            AttributeType: S
#        KeySchema:
#          - AttributeName: name
#            KeyType: HASH
#        ProvisionedThroughput:
#          ReadCapacityUnits: 1
#          WriteCapacityUnits: 1
#
#    expenseEventsStream:
#      Type: AWS::Kinesis::Stream
#      Properties:
#        Name: ${env:EXPENSES_STREAM}
#        ShardCount: 1
#
#    expenseNotificationTopic:
#      Type: AWS::SNS::Topic
#      Properties:
#        DisplayName: ${env:EXPENSE_NOTIFICATION_TOPIC}
#        TopicName: ${env:EXPENSE_NOTIFICATION_TOPIC}