Redis caching with docker-compose

Set up caching in redis with local support for docker-compose
Icons/chart bar
Used 39 times
Created by
T TobiasBales

Usage

Run this command in your Rails app directory in the terminal:

rails app:template LOCATION="https://railsbytes.com/script/Xo5sNe"
Template Source

Review the code before running this template on your machine.

def file_contains?(filename, string)
  File.foreach(filename).detect { |line| line.include?(string) }
end

gem 'redis' unless file_contains? 'Gemfile', "Gem 'redis'"
gem 'hiredis' unless file_contains? 'Gemfile', "Gem 'hiredis'"

Bundler.with_unbundled_env { run 'bundle install' }

unless File.exist? 'docker-compose.yml'
  create_file 'docker-compose.yml' do <<~YAML
    version: "3.1"

    services:
  YAML
  end
end

inject_into_file 'docker-compose.yml' do <<-YAML
  redis-cache:
    image: redis
    restart: always
    volumes:
      - ./tmp/redis-cache:/data
    ports:
      - 6379:6379
  YAML
end

application do <<~EOF
  config.cache_store = :redis_cache_store, {url: ENV["REDIS_URL"]}
  EOF
end
Comments

Sign up or Login to leave a comment.