<s> """<STR_LIT>""" <EOL> from twisted . internet import task , reactor <EOL> from media_nommer . conf import settings <EOL> from media_nommer . utils import logger <EOL> from media_nommer . feederd . job_cache import JobCache <EOL> from media_nommer . feederd . ec2_instance_manager import EC2InstanceManager <EOL> from media_nommer . feederd import job_state_notifier <EOL> def threaded_check_for_job_state_changes ( ) : <EOL> """<STR_LIT>""" <EOL> changed_jobs = JobCache . refresh_jobs_with_state_changes ( ) <EOL> for job in changed_jobs : <EOL> job_state_notifier . send_notification ( job ) <EOL> JobCache . uncache_finished_jobs ( ) <EOL> def task_check_for_job_state_changes ( ) : <EOL> """<STR_LIT>""" <EOL> reactor . callInThread ( threaded_check_for_job_state_changes ) <EOL> def threaded_prune_jobs ( ) : <EOL> """<STR_LIT>""" <EOL> JobCache . abandon_stale_jobs ( ) <EOL> JobCache . uncache_finished_jobs ( ) <EOL> def task_prune_jobs ( ) : <EOL> """<STR_LIT>""" <EOL> reactor . callInThread ( threaded_prune_jobs ) <EOL> def threaded_manage_ec2_instances ( ) : <EOL> """<STR_LIT>""" <EOL> EC2InstanceManager . spawn_if_needed ( ) <EOL> def task_manage_ec2_instances ( ) : <EOL> """<STR_LIT>""" <EOL> reactor . callInThread ( threaded_manage_ec2_instances ) <EOL> def register_tasks ( ) : <EOL> """<STR_LIT>""" <EOL> task . LoopingCall ( task_check_for_job_state_changes ) . start ( <EOL> settings . FEEDERD_JOB_STATE_CHANGE_CHECK_INTERVAL , <EOL> now = False ) <EOL> task . LoopingCall ( task_prune_jobs ) . start ( <EOL> settings . FEEDERD_PRUNE_JOBS_INTERVAL , <EOL> now = True ) <EOL> if settings . FEEDERD_ALLOW_EC2_LAUNCHES : <EOL> logger . debug ( "<STR_LIT>" ) <EOL> task . LoopingCall ( task_manage_ec2_instances ) . start ( <EOL> settings . FEEDERD_AUTO_SCALE_INTERVAL , now = False ) </s>
