serverless.yml

service: forex

#frameworkVersion: ">=1.9.0"
custom:
  namespace: ${self:service}-${self:custom.stage}
  stage: ${opt:stage, self:provider.stage}

provider:
  name: aws
  runtime: nodejs4.3
  stage: dev
  region: us-west-2
  environment:
    CLIENT_ID: '<YOUR_SLACK_CLIENT_ID>'
    CLIENT_SECRET: '<YOUR_SLACK_CLIENT_SECRET>'
    VERIFICATION_TOKEN: '<YOUR_SLACK_VERIFICATION_TOKEN>'
    INSTALL_ERROR_URL: '<YOUR_SLACK_INSTALL_ERROR_URL>'
    INSTALL_SUCCESS_URL: '<YOUR_SLACK_INSTALL_SUCCESS_URL>'
    NAMESPACE: ${self:custom.namespace}
    TEAMS_TABLE: ${self:custom.namespace}-teams
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:GetItem
        - dynamodb:PutItem
      Resource:
        - arn:aws:dynamodb:*:*:table/${self:provider.environment.TEAMS_TABLE}
    - Effect: Allow
      Action:
        - lambda:invokeFunction
      Resource:
        - arn:aws:lambda:*:*:function:${self:custom.namespace}-actions

functions:
  actions:
    handler: actions.handler
  install:
    handler: install.handler
    events:
      - http:
          path: install
          method: get
  events:
    handler: events.handler
    events:
      - http:
          path: events
          method: post

resources:
  Resources:
    TeamsDynamoDbTable:
      Type: AWS::DynamoDB::Table
      Properties:
        TableName: ${self:provider.environment.TEAMS_TABLE}
        AttributeDefinitions:
          - AttributeName: team_id
            AttributeType: S
        KeySchema:
          - AttributeName: team_id
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 5
          WriteCapacityUnits: 5