1318351160_create_posts.rb

class CreatePosts < ActiveRecord::Migration
  def change
    create_table :posts do |t|
      t.string :title
      t.text :body
    end
  end
end

environment.rb

require "active_record"
require "simple_worker"

Dir.glob("./models/*.rb").each{|r| require r}
Dir.glob("./migrations/*.rb").each{|r| require r}
Dir.glob("./workers/*.rb").each{|r| require r}

database = {
  :adapter => "",
  :host => "",
  :port => 0,
  :username => "",
  :password => "",
  :database => ""
}

SimpleWorker.configure do |config|
  config.access_key = ENV['SW_ACCESS']
  config.secret_key = ENV['SW_SECRET']
  config.database = database
end

ActiveRecord::Base.establish_connection database

local.rb

require "./environment"

@p = Post.all

puts "There are #{@p.count} posts"

@w = PostAdd.new
@w.queue

@w.wait_until_complete

@p = Post.all
puts "There are now #{@p.count} posts"

post.rb

class Post < ActiveRecord::Base

end

post_add.rb

class PostAdd < SimpleWorker::Base
  merge_gem "active_record"
  merge "./models/post"

  def run
    post = Post.new
    post.title = "I love SimpleWorker"
    post.body = "Just look how easy this is"
    if post.save
      log "save success!"
    else
      log "save fail!"
    end
  end
end

Rakefile

namespace :db do
  desc "do active_record migrations"
  task :migrate do
    ActiveRecord::Base.logger = Logger.new(STDOUT)
    ActiveRecord::Migration.verbose = true
    ActiveRecord::Migrator.migrate("migrations")
  end
end