1 files changed, 0 insertions, 105 deletions
diff --git a/lib/gitlab/pages/cache_control.rb b/lib/gitlab/pages/cache_control.rb
deleted file mode 100644
index 81da34f1219..00000000000
--- a/lib/gitlab/pages/cache_control.rb
+++ /dev/null
@@ -1,105 +0,0 @@
-# frozen_string_literal: true
-
-require 'set'
-
-module Gitlab
-  module Pages
-    class CacheControl
-      include Gitlab::Utils::StrongMemoize
-
-      EXPIRE = 12.hours
-      # To avoid delivering expired deployment URL in the cached payload,
-      # use a longer expiration time in the deployment URL
-      DEPLOYMENT_EXPIRATION = (EXPIRE + 12.hours)
-
-      SETTINGS_CACHE_KEY = 'pages_domain_for_%{type}_%{id}'
-      PAYLOAD_CACHE_KEY = '%{settings_cache_key}_%{settings_hash}'
-
-      class << self
-        def for_domain(domain_id)
-          new(type: :domain, id: domain_id)
-        end
-
-        def for_namespace(namespace_id)
-          new(type: :namespace, id: namespace_id)
-        end
-      end
-
-      def initialize(type:, id:)
-        raise(ArgumentError, "type must be :namespace or :domain") unless %i[namespace domain].include?(type)
-
-        @type = type
-        @id = id
-      end
-
-      def cache_key
-        strong_memoize(:payload_cache_key) do
-          cache_settings_hash!
-
-          payload_cache_key_for(settings_hash)
-        end
-      end
-
-      # Invalidates the cache.
-      #
-      # Since rails nodes and sidekiq nodes have different application settings,
-      # and the invalidation happens in a sidekiq node, we have to use the
-      # cached settings hash to build the payload cache key to be invalidated.
-      def clear_cache
-        keys = cached_settings_hashes
-         .map { |hash| payload_cache_key_for(hash) }
-         .push(settings_cache_key)
-
-        ::Gitlab::AppLogger.info(
-          message: 'clear pages cache',
-          pages_keys: keys,
-          pages_type: @type,
-          pages_id: @id
-        )
-
-        Gitlab::Instrumentation::RedisClusterValidator.allow_cross_slot_commands do
-          Rails.cache.delete_multi(keys)
-        end
-      end
-
-      private
-
-      # Since rails nodes and sidekiq nodes have different application settings,
-      # we cache the application settings hash when creating the payload cache
-      # so we can use these values to invalidate the cache in a sidekiq node later.
-      def cache_settings_hash!
-        cached = cached_settings_hashes.to_set
-        Rails.cache.write(settings_cache_key, cached.add(settings_hash))
-      end
-
-      def cached_settings_hashes
-        Rails.cache.read(settings_cache_key) || []
-      end
-
-      def payload_cache_key_for(settings_hash)
-        PAYLOAD_CACHE_KEY % {
-          settings_cache_key: settings_cache_key,
-          settings_hash: settings_hash
-        }
-      end
-
-      def settings_cache_key
-        strong_memoize(:settings_cache_key) do
-          SETTINGS_CACHE_KEY % { type: @type, id: @id }
-        end
-      end
-
-      def settings_hash
-        strong_memoize(:settings_hash) do
-          values = ::Gitlab.config.pages.dup
-
-          values['app_settings'] = ::Gitlab::CurrentSettings.attributes.slice(
-            'force_pages_access_control'
-          )
-
-          ::Digest::SHA256.hexdigest(values.inspect)
-        end
-      end
-    end
-  end
-end