gitlab-org--gitlab-foss/config/initializers/fix_local_cache_middleware.rb
Lin Jen-Shin 22ff9b78ae Try out the monkey patch to fix the middleware
which isn't properly cleaning up whenever something
is thrown, not raised. See:

https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/1402#note_25128108
2017-03-11 01:25:02 +08:00

24 lines
852 B
Ruby

module LocalCacheRegistryCleanupWithEnsure
LocalCacheRegistry =
ActiveSupport::Cache::Strategy::LocalCache::LocalCacheRegistry
LocalStore =
ActiveSupport::Cache::Strategy::LocalCache::LocalStore
def call(env)
LocalCacheRegistry.set_cache_for(local_cache_key, LocalStore.new)
response = @app.call(env)
response[2] = ::Rack::BodyProxy.new(response[2]) do
LocalCacheRegistry.set_cache_for(local_cache_key, nil)
end
cleanup_after_response = true # ADDED THIS LINE
response
rescue Rack::Utils::InvalidParameterError
[400, {}, []]
ensure # ADDED ensure CLAUSE to cleanup when something is thrown
LocalCacheRegistry.set_cache_for(local_cache_key, nil) unless
cleanup_after_response
end
end
ActiveSupport::Cache::Strategy::LocalCache::Middleware
.prepend(LocalCacheRegistryCleanupWithEnsure)