serverless.yml

service: lag-buc

provider:
  name: aws
  runtime: nodejs6.10
  region: ${opt:region}
  stage: ${opt:stage}
  iamRoleStatements:
    - Effect: Allow
      Action:
        - sqs:SendMessage
        - sqs:GetQueueUrl
        - sqs:ReceiveMessage
        - sqs:DeleteMessage
      Resource:
        - ${self:custom.QueueArns.${opt:stage}.usersQueue}
        - ${self:custom.QueueArns.${opt:stage}.loansQueue}
        - ${self:custom.QueueArns.${opt:stage}.requestsQueue}
        - ${self:custom.QueueArns.${opt:stage}.feesQueue}
    - Effect: Allow
      Action:
        - dynamodb:GetItem
        - dynamodb:PutItem
        - dynamodb:DeleteItem
        - dynamodb:DescribeTable
      Resource:
        - ${self:custom.TableArns.${opt:stage}.usersCacheTable}
        - ${self:custom.TableArns.${opt:stage}.loansCacheTable}
        - ${self:custom.TableArns.${opt:stage}.requestsCacheTable}
        - ${self:custom.TableArns.${opt:stage}.feesCacheTable}
    - Effect: Allow
      Action:
        - ssm:GetParameter
      Resource:
        - arn:aws:ssm:${opt:region}:#{AWS::AccountId}:parameter${env:ALMA_API_KEY_NAME}

functions:
  updateUser:
    handler: src/update-user/handler.handle
    events:
      - sqs: 
          arn: ${self:custom.QueueArns.${opt:stage}.usersQueue}
    environment:
      LOANS_QUEUE_URL: ${self:custom.QueueUrls.${opt:stage}.loansQueue}
      REQUESTS_QUEUE_URL: ${self:custom.QueueUrls.${opt:stage}.requestsQueue}
      FEES_QUEUE_URL: ${self:custom.QueueUrls.${opt:stage}.feesQueue}
      USER_CACHE_TABLE: ${self:custom.TableNames.${opt:stage}.usersCacheTable}
      ALMA_API_KEY_NAME: ${env:ALMA_API_KEY_NAME}
  updateLoan:
    handler: src/update-loan/handler.handle
    events:
      - sqs:
          arn: ${self:custom.QueueArns.${opt:stage}.loansQueue}
    environment:
      LOAN_CACHE_TABLE: ${self:custom.TableNames.${opt:stage}.loansCacheTable}
      ALMA_API_KEY_NAME: ${env:ALMA_API_KEY_NAME}
  updateRequest:
    handler: src/update-request/handler.handle
    events:
      - sqs:
          arn: ${self:custom.QueueArns.${opt:stage}.requestsQueue}
    environment:
      REQUEST_CACHE_TABLE: ${self:custom.TableNames.${opt:stage}.requestsCacheTable}
      ALMA_API_KEY_NAME: ${env:ALMA_API_KEY_NAME}
  updateFee:
    handler: src/update-fee/handler.handle
    events:
      - sqs:
          arn: ${self:custom.QueueArns.${opt:stage}.feesQueue}
    environment:
      FEE_CACHE_TABLE: ${self:custom.TableNames.${opt:stage}.feesCacheTable}
      ALMA_API_KEY_NAME: ${env:ALMA_API_KEY_NAME}

resources:
  Resources:
    loansQueue:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-loansQueue
        RedrivePolicy:
          deadLetterTargetArn: ${self:custom.QueueArns.DLQs.loansDLQ}
          maxReceiveCount: 3
    requestsQueue:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-requestsQueue
        RedrivePolicy:
          deadLetterTargetArn: ${self:custom.QueueArns.DLQs.requestsDLQ}
          maxReceiveCount: 3
    feesQueue:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-feesQueue
        RedrivePolicy:
          deadLetterTargetArn: ${self:custom.QueueArns.DLQs.feesDLQ}
          maxReceiveCount: 3
    loansDLQ:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-loansDLQ
        MessageRetentionPeriod: 1209600
    requestsDLQ:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-requestsDLQ
        MessageRetentionPeriod: 1209600
    feesDLQ:
      Type: AWS::SQS::Queue
      Properties:
        QueueName: ${self:service}-${opt:stage}-feesDLQ
        MessageRetentionPeriod: 1209600
    feeCacheTable:
        Type: AWS::DynamoDB::Table
        Properties:
          AttributeDefinitions:
            - AttributeName: id
              AttributeType: S
          KeySchema:
            - AttributeName: id
              KeyType: HASH
          ProvisionedThroughput:
            ReadCapacityUnits: 5
            WriteCapacityUnits: 5
          TimeToLiveSpecification:
            AttributeName: expiry_date
            Enabled: true


custom:
  TableArns:
    stg:
      usersCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:USER_CACHE_TABLE_NAME_STG}
      loansCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:LOAN_CACHE_TABLE_NAME_STG}
      requestsCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:REQUEST_CACHE_TABLE_NAME_STG}
      feesCacheTable:
        "Fn::GetAtt": [feeCacheTable, Arn]
    prod:
      usersCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:USER_CACHE_TABLE_NAME_PROD}
      loansCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:LOAN_CACHE_TABLE_NAME_PROD}
      requestsCacheTable: arn:aws:dynamodb:#{AWS::Region}:#{AWS::AccountId}:table/${env:REQUEST_CACHE_TABLE_NAME_PROD}
      feesCacheTable:
        "Fn::GetAtt": [feeCacheTable, Arn]
  TableNames:
    stg:
      usersCacheTable: ${env:USER_CACHE_TABLE_NAME_STG}
      loansCacheTable: ${env:LOAN_CACHE_TABLE_NAME_STG}
      requestsCacheTable: ${env:REQUEST_CACHE_TABLE_NAME_STG}
      feesCacheTable:
        Ref: feeCacheTable
    prod:
      usersCacheTable: ${env:USER_CACHE_TABLE_NAME_PROD}
      loansCacheTable: ${env:LOAN_CACHE_TABLE_NAME_PROD}
      requestsCacheTable: ${env:REQUEST_CACHE_TABLE_NAME_PROD}
      feesCacheTable:
        Ref: feeCacheTable
  QueueArns:
    stg:
      usersQueue: ${env:USER_QUEUE_ARN_STG}
      loansQueue:
        "Fn::GetAtt": ["loansQueue", "Arn"]
      requestsQueue:
        "Fn::GetAtt": ["requestsQueue", "Arn"]
      feesQueue:
        "Fn::GetAtt": ["feesQueue", "Arn"]
    prod:
      usersQueue: ${env:USER_QUEUE_ARN_PROD}
      loansQueue:
        "Fn::GetAtt": ["loansQueue", "Arn"]
      requestsQueue:
        "Fn::GetAtt": ["requestsQueue", "Arn"]
      feesQueue:
        "Fn::GetAtt": ["feesQueue", "Arn"]
    DLQs:
      loansDLQ:
        "Fn::GetAtt": ["loansDLQ", "Arn"]
      requestsDLQ:
        "Fn::GetAtt": ["requestsDLQ", "Arn"]
      feesDLQ:
        "Fn::GetAtt": ["feesDLQ", "Arn"]

  QueueUrls:
    stg:
      usersQueue: ${env:USER_QUEUE_URL_STG}
      loansQueue:
        Ref: loansQueue
      requestsQueue:
        Ref: requestsQueue
      feesQueue:
        Ref: feesQueue
    prod:
      usersQueue: ${env:USER_QUEUE_URL_PROD}
      loansQueue:
        Ref: loansQueue
      requestsQueue:
        Ref: requestsQueue
      feesQueue:
        Ref: feesQueue
    DLQs:
      loansDLQ:
        Ref: loansDLQ
      requestsDLQ:
        Ref: requestsDLQ
      feesDLQ:
        Ref: feesDLQ

plugins:
  - serverless-pseudo-parameters