Run Sidekiq in your main process

sidekiqer.rb

require 'sidekiq/cli'
require 'sidekiq/launcher'
module Sidekiqer
  Sidekiq = ::Sidekiq.dup

  module Sidekiq
    CLI = ::Sidekiq::CLI.dup
    Launcher = ::Sidekiq::Launcher.dup

    ::Sidekiq.send(:remove_const, :CLI)
    ::Sidekiq.send(:remove_const, :Launcher)

    def self.server?
      true
    end
  end


  class << self
    def sidekiq
      @sidekiq
    end

    def kiq
      if sidekiq_stopped?
        default_opts = Sidekiq.options
        cli = Sidekiqer::Sidekiq::CLI.instance
        cli.parse(['-C', "config/sidekiq.yml"])
        @sidekiq = Sidekiqer::Sidekiq::Launcher.new(::Sidekiq.options)
        Sidekiq.options = default_opts
        @sidekiq.async.run
        trap(:INT) { stop }
        trap(:TERM) { stop }
      end
    end

    def stop
      unless sidekiq_stopped?
        sidekiq.stop
      end
    end

    def status
      if !sidekiq_stopped?
        :up
      else
        :down
      end
    end

    def sidekiq_stopped?
      if sidekiq
        !sidekiq.alive?
      else
        true
      end
    end
  end
end