gitlab-org--gitlab-foss/app/workers/concerns/limited_capacity/job_tracker.rb

74 lines
1.6 KiB
Ruby

# frozen_string_literal: true
module LimitedCapacity
class JobTracker # rubocop:disable Scalability/IdempotentWorker
include Gitlab::Utils::StrongMemoize
def initialize(namespace)
@namespace = namespace
end
def register(jid)
_added, @count = with_redis_pipeline do |redis|
register_job_keys(redis, jid)
get_job_count(redis)
end
end
def remove(jid)
_removed, @count = with_redis_pipeline do |redis|
remove_job_keys(redis, jid)
get_job_count(redis)
end
end
def clean_up
completed_jids = Gitlab::SidekiqStatus.completed_jids(running_jids)
return unless completed_jids.any?
_removed, @count = with_redis_pipeline do |redis|
remove_job_keys(redis, completed_jids)
get_job_count(redis)
end
end
def count
@count ||= with_redis { |redis| get_job_count(redis) }
end
def running_jids
with_redis do |redis|
redis.smembers(counter_key)
end
end
private
attr_reader :namespace
def counter_key
"worker:#{namespace.to_s.underscore}:running"
end
def get_job_count(redis)
redis.scard(counter_key)
end
def register_job_keys(redis, keys)
redis.sadd(counter_key, keys)
end
def remove_job_keys(redis, keys)
redis.srem(counter_key, keys)
end
def with_redis(&block)
Gitlab::Redis::Queues.with(&block) # rubocop: disable CodeReuse/ActiveRecord
end
def with_redis_pipeline(&block)
with_redis do |redis|
redis.pipelined(&block)
end
end
end
end