serverless.yml

service: chi-bill-bot

provider:
  name: aws
  runtime: go1.x
  stage: ${opt:stage, 'dev'}
  region: us-east-2
  environment:
    TWITTER_CONSUMER_KEY: ${ssm:/${self:provider.stage}/${self:service}/twitter/consumer-key~true}
    TWITTER_CONSUMER_SECRET: ${ssm:/${self:provider.stage}/${self:service}/twitter/consumer-secret~true}
    TWITTER_ACCESS_TOKEN: ${ssm:/${self:provider.stage}/${self:service}/twitter/access-token~true}
    TWITTER_ACCESS_SECRET: ${ssm:/${self:provider.stage}/${self:service}/twitter/access-secret~true}
    RDS_DB_NAME: ${ssm:/${self:provider.stage}/${self:service}/db/name~true}
    RDS_USERNAME: ${ssm:/${self:provider.stage}/${self:service}/db/user~true}
    RDS_PASSWORD: ${ssm:/${self:provider.stage}/${self:service}/db/password~true}
    SENTRY_DSN: ${ssm:/${self:provider.stage}/${self:service}/sentry/dsn~true}
  stackTags:
    project: ${self:service}
    environment: ${self:provider.stage}
  tags:
    project: ${self:service}
    environment: ${self:provider.stage}
  iamRoleStatements:
    - Effect: Allow
      Action:
        - sns:Publish
      Resource:
        - Ref: SNSTopic

package:
  exclude:
    - ./**
  include:
    - ./bin/**

plugins:
  - serverless-prune-plugin

custom:
  topicName: ${self:service}-${self:provider.stage}-events
  AURORA:
    DB_NAME: ${ssm:/${self:provider.stage}/${self:service}/db/name~true}
    USERNAME: ${ssm:/${self:provider.stage}/${self:service}/db/user~true}
    PASSWORD: ${ssm:/${self:provider.stage}/${self:service}/db/password~true}
    HOST: ${ssm:/${self:provider.stage}/${self:service}/db/host~true}
    PORT: ${ssm:/${self:provider.stage}/${self:service}/db/port~true}
  vpc:
    securityGroupIds:
      - ${ssm:/${self:provider.stage}/${self:service}/vpc/security-group/id~true}
    subnetIds:
      - ${ssm:/${self:provider.stage}/${self:service}/vpc/subnet/a~true}
      - ${ssm:/${self:provider.stage}/${self:service}/vpc/subnet/b~true}
  prune:
    automatic: true
    number: 3

functions:
  migrate:
    handler: bin/migrate
    timeout: 120
    environment:
      RDS_HOST: ${self:custom.AURORA.HOST}
    vpc: ${self:custom.vpc}
  query_mentions:
    handler: bin/query_mentions
    timeout: 120
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
    events:
      - schedule: rate(10 minutes)
  handle_tweet:
    handler: bin/handle_tweet
    timeout: 300
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
      RDS_HOST: ${self:custom.AURORA.HOST}
    vpc: ${self:custom.vpc}
    events:
      - sns:
          arn:
            Ref: SNSTopic
          topicName: ${self:custom.topicName}
          filterPolicy:
            feed:
              - handle_tweet
  post_tweet:
    handler: bin/post_tweet
    timeout: 120
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
    events:
      - sns:
          arn:
            Ref: SNSTopic
          topicName: ${self:custom.topicName}
          filterPolicy:
            feed:
              - post_tweet
  save_bill:
    handler: bin/save_bill
    timeout: 120
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
      RDS_HOST: ${self:custom.AURORA.HOST}
    vpc: ${self:custom.vpc}
    events:
      - sns:
          arn:
            Ref: SNSTopic
          topicName: ${self:custom.topicName}
          filterPolicy:
            feed:
              - save_bill
  query_bills:
    handler: bin/query_bills
    timeout: 120
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
      RDS_HOST: ${self:custom.AURORA.HOST}
    vpc: ${self:custom.vpc}
    events:
      - schedule: cron(3 2,14,17,20,23 * * ? *)
  update_bill:
    handler: bin/update_bill
    timeout: 120
    environment:
      SNS_TOPIC_ARN:
        Ref: SNSTopic
    events:
      - sns:
          arn:
            Ref: SNSTopic
          topicName: ${self:custom.topicName}
          filterPolicy:
            feed:
              - update_bill

resources:
  Resources:
    SNSTopic:
      Type: AWS::SNS::Topic
      Properties:
        TopicName: ${self:service}-${self:provider.stage}-events
        DisplayName: ChiBillBotEvents
        Tags:
          - Key: project
            Value: ${self:service}
          - Key: environment
            Value: ${self:provider.stage}