def __init__(self, *args, **kwargs):
self.call = None
self.node_updater = NodeCacheUpdater()
self.cluster_updater = ClusterCacheUpdater()
self.vm_updater = VirtualMachineCacheUpdater()
self.job_updater = JobCacheUpdater()
class CacheService(Service):
def __init__(self, *args, **kwargs):
self.call = None
self.node_updater = NodeCacheUpdater()
self.cluster_updater = ClusterCacheUpdater()
self.vm_updater = VirtualMachineCacheUpdater()
self.job_updater = JobCacheUpdater()
def update_cache(self):
""" a single run of all update classes """
return DeferredList(
[
self.vm_updater.update(),
self.job_updater.update(),
self.node_updater.update(),
self.cluster_updater.update(),
]
)
def startService(self):
self.call = LoopingCall(self.update_cache)
self.call.start(settings.PERIODIC_CACHE_REFRESH)
def stopService(self):
if self.call is not None:
self.call.stop()