1 files changed, 0 insertions, 70 deletions
diff --git a/app/services/projects/container_repository/cache_tags_created_at_service.rb b/app/services/projects/container_repository/cache_tags_created_at_service.rb
deleted file mode 100644
index 3a5346d7a23..00000000000
--- a/app/services/projects/container_repository/cache_tags_created_at_service.rb
+++ /dev/null
@@ -1,70 +0,0 @@
-# frozen_string_literal: true
-
-module Projects
-  module ContainerRepository
-    class CacheTagsCreatedAtService
-      def initialize(container_repository)
-        @container_repository = container_repository
-        @cached_tag_names = Set.new
-      end
-
-      def populate(tags)
-        return if tags.empty?
-
-        # This will load all tags in one Redis roundtrip
-        # the maximum number of tags is configurable and is set to 200 by default.
-        # https://gitlab.com/gitlab-org/gitlab/blob/master/doc/user/packages/container_registry/index.md#set-cleanup-limits-to-conserve-resources
-        keys = tags.map(&method(:cache_key))
-        cached_tags_count = 0
-
-        ::Gitlab::Redis::Cache.with do |redis|
-          tags.zip(redis.mget(keys)).each do |tag, created_at|
-            next unless created_at
-
-            tag.created_at = DateTime.rfc3339(created_at)
-            @cached_tag_names << tag.name
-            cached_tags_count += 1
-          end
-        end
-
-        cached_tags_count
-      end
-
-      def insert(tags, max_ttl_in_seconds)
-        return unless max_ttl_in_seconds
-        return if tags.empty?
-
-        # tags with nil created_at are not cacheable
-        # tags already cached don't need to be cached again
-        cacheable_tags = tags.select do |tag|
-          tag.created_at.present? && !tag.name.in?(@cached_tag_names)
-        end
-
-        return if cacheable_tags.empty?
-
-        now = Time.zone.now
-
-        ::Gitlab::Redis::Cache.with do |redis|
-          # we use a pipeline instead of a MSET because each tag has
-          # a specific ttl
-          redis.pipelined do
-            cacheable_tags.each do |tag|
-              created_at = tag.created_at
-              # ttl is the max_ttl_in_seconds reduced by the number
-              # of seconds that the tag has already existed
-              ttl = max_ttl_in_seconds - (now - created_at).seconds
-              ttl = ttl.to_i
-              redis.set(cache_key(tag), created_at.rfc3339, ex: ttl) if ttl > 0
-            end
-          end
-        end
-      end
-
-      private
-
-      def cache_key(tag)
-        "container_repository:{#{@container_repository.id}}:tag:#{tag.name}:created_at"
-      end
-    end
-  end
-end