Revert message bus upgrade

config/initializers/100-sidekiq.rb

@@ -1,78 +0,0 @@
-require "sidekiq/pausable"
-
-Sidekiq.configure_client do |config|
-  config.redis = Discourse.sidekiq_redis_config
-end
-
-Sidekiq.configure_server do |config|
-  config.redis = Discourse.sidekiq_redis_config
-
-  config.server_middleware do |chain|
-    chain.add Sidekiq::Pausable
-    # ensure statistic middleware is included in case of a fork
-    chain.add Sidekiq::Statistic::Middleware
-  end
-end
-
-if Sidekiq.server?
-
-  # warm up AR
-  RailsMultisite::ConnectionManagement.each_connection do
-    (ActiveRecord::Base.connection.tables - %w[schema_migrations]).each do |table|
-      table.classify.constantize.first rescue nil
-    end
-  end
-
-  Rails.application.config.after_initialize do
-    require 'scheduler/scheduler'
-    manager = Scheduler::Manager.new
-    Scheduler::Manager.discover_schedules.each do |schedule|
-      manager.ensure_schedule!(schedule)
-    end
-    Thread.new do
-      while true
-        begin
-          manager.tick
-        rescue => e
-          # the show must go on
-          Discourse.handle_job_exception(e, {message: "While ticking scheduling manager"})
-        end
-        sleep 1
-      end
-    end
-  end
-end
-
-Sidekiq.logger.level = Logger::WARN
-
-class SidekiqLogsterReporter < Sidekiq::ExceptionHandler::Logger
-  def call(ex, context = {})
-
-    return if Jobs::HandledExceptionWrapper === ex
-
-    # Pass context to Logster
-    fake_env = {}
-    context.each do |key, value|
-      Logster.add_to_env(fake_env, key, value)
-    end
-
-    text = "Job exception: #{ex}\n"
-    if ex.backtrace
-      Logster.add_to_env(fake_env, :backtrace, ex.backtrace)
-    end
-
-    Logster.add_to_env(fake_env, :current_hostname, Discourse.current_hostname)
-
-    Thread.current[Logster::Logger::LOGSTER_ENV] = fake_env
-    Logster.logger.error(text)
-  rescue => e
-    Logster.logger.fatal("Failed to log exception #{ex} #{hash}\nReason: #{e.class} #{e}\n#{e.backtrace.join("\n")}")
-  ensure
-    Thread.current[Logster::Logger::LOGSTER_ENV] = nil
-  end
-end
-
-Sidekiq.error_handlers.clear
-Sidekiq.error_handlers << SidekiqLogsterReporter.new
-
-