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# please require all dependencies below:
require_relative 'wrapper' unless defined?(::Gitlab::Redis::Wrapper)
module Gitlab
module Redis
class Cache < ::Gitlab::Redis::Wrapper
CACHE_NAMESPACE = 'cache:gitlab'.freeze
DEFAULT_REDIS_CACHE_URL = 'redis://localhost:6380'.freeze
REDIS_CACHE_CONFIG_ENV_VAR_NAME = 'GITLAB_REDIS_CACHE_CONFIG_FILE'.freeze
if defined?(::Rails) && ::Rails.root.present?
DEFAULT_REDIS_CACHE_CONFIG_FILE_NAME = ::Rails.root.join('config', 'redis.cache.yml').freeze
end
class << self
def default_url
DEFAULT_REDIS_CACHE_URL
end
def config_file_name
# if ENV set for this class, use it even if it points to a file does not exist
file_name = ENV[REDIS_CACHE_CONFIG_ENV_VAR_NAME]
return file_name unless file_name.nil?
# otherwise, if config files exists for this class, use it
file_name = File.expand_path(DEFAULT_REDIS_CACHE_CONFIG_FILE_NAME, __dir__)
return file_name if File.file?(file_name)
# this will force use of DEFAULT_REDIS_QUEUES_URL when config file is absent
super
end
end
end
end
end
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