Revert "Merge branch 'sh-include-redis-in-workhorse-test' into 'master'"

This reverts merge request !40026

changelogs/unreleased/sh-include-redis-in-workhorse-test.yml

----
-title: Include Redis in Workhorse-in-test-suite integration
-merge_request: 40026
-author:
-type: other

lib/gitlab/setup_helper.rb

@@ -28,26 +28,6 @@ module Gitlab
     end
     # rubocop:enable Rails/Output
 
-    module Workhorse
-      extend Gitlab::SetupHelper
-      class << self
-        def configuration_toml(dir, _)
-          config = { redis: { URL: redis_url } }
-
-          TomlRB.dump(config)
-        end
-
-        def redis_url
-          data = YAML.load_file(Rails.root.join('config/resque.yml'))
-          data.dig(Rails.env, 'url')
-        end
-
-        def get_config_path(dir)
-          File.join(dir, 'config.toml')
-        end
-      end
-    end
-
     module Gitaly
       extend Gitlab::SetupHelper
       class << self

spec/support/helpers/test_env.rb

@@ -247,9 +247,8 @@ module TestEnv
       'GitLab Workhorse',
       install_dir: workhorse_dir,
       version: Gitlab::Workhorse.version,
-      task: "gitlab:workhorse:install[#{install_workhorse_args}]") do
-        Gitlab::SetupHelper::Workhorse.create_configuration(workhorse_dir, nil)
-      end
+      task: "gitlab:workhorse:install[#{install_workhorse_args}]"
+    )
   end
 
   def workhorse_dir
@@ -260,14 +259,6 @@ module TestEnv
     host = "[#{host}]" if host.include?(':')
     listen_addr = [host, port].join(':')
 
-    config_path = Gitlab::SetupHelper::Workhorse.get_config_path(workhorse_dir)
-
-    # This should be set up in setup_workhorse, but since
-    # component_needs_update? only checks that versions are consistent,
-    # we need to ensure the config file exists. This line can be removed
-    # later after a new Workhorse version is updated.
-    Gitlab::SetupHelper::Workhorse.create_configuration(workhorse_dir, nil) unless File.exist?(config_path)
-
     workhorse_pid = spawn(
       { 'PATH' => "#{ENV['PATH']}:#{workhorse_dir}" },
       File.join(workhorse_dir, 'gitlab-workhorse'),
@@ -275,7 +266,10 @@ module TestEnv
       '-documentRoot', Rails.root.join('public').to_s,
       '-listenAddr', listen_addr,
       '-secretPath', Gitlab::Workhorse.secret_path.to_s,
-      '-config', config_path,
+      # TODO: Needed for workhorse + redis features.
+      # https://gitlab.com/gitlab-org/gitlab/-/issues/209245
+      #
+      # '-config', '',
       '-logFile', 'log/workhorse-test.log',
       '-logFormat', 'structured',
       '-developmentMode' # to serve assets and rich error messages