44 lines
1 KiB
Ruby
44 lines
1 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'set'
|
|
|
|
module Gitlab
|
|
module Metrics
|
|
module Dashboard
|
|
class Cache
|
|
CACHE_KEYS = 'all_cached_metric_dashboards'
|
|
|
|
class << self
|
|
# Stores a dashboard in the cache, documenting the key
|
|
# so the cached can be cleared in bulk at another time.
|
|
def fetch(key)
|
|
register_key(key)
|
|
|
|
Rails.cache.fetch(key) { yield }
|
|
end
|
|
|
|
# Resets all dashboard caches, such that all
|
|
# dashboard content will be loaded from source on
|
|
# subsequent dashboard calls.
|
|
def delete_all!
|
|
all_keys.each { |key| Rails.cache.delete(key) }
|
|
|
|
Rails.cache.delete(CACHE_KEYS)
|
|
end
|
|
|
|
private
|
|
|
|
def register_key(key)
|
|
new_keys = all_keys.add(key).to_a.join('|')
|
|
|
|
Rails.cache.write(CACHE_KEYS, new_keys)
|
|
end
|
|
|
|
def all_keys
|
|
Set.new(Rails.cache.read(CACHE_KEYS)&.split('|'))
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|