debian-mirror-gitlab/lib/gitlab/github_import/page_counter.rb
2020-04-08 14:13:33 +05:30

31 lines
967 B
Ruby

# frozen_string_literal: true
module Gitlab
module GithubImport
# PageCounter can be used to keep track of the last imported page of a
# collection, allowing workers to resume where they left off in the event of
# an error.
class PageCounter
attr_reader :cache_key
# The base cache key to use for storing the last page number.
CACHE_KEY = 'github-importer/page-counter/%{project}/%{collection}'
def initialize(project, collection)
@cache_key = CACHE_KEY % { project: project.id, collection: collection }
end
# Sets the page number to the given value.
#
# Returns true if the page number was overwritten, false otherwise.
def set(page)
Gitlab::Cache::Import::Caching.write_if_greater(cache_key, page)
end
# Returns the current value from the cache.
def current
Gitlab::Cache::Import::Caching.read_integer(cache_key) || 1
end
end
end
end