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36 package gr.grnet.aquarium.service
38 import gr.grnet.aquarium.actor.RouterRole
39 import gr.grnet.aquarium.Configurator.Keys
40 import gr.grnet.aquarium.store.LocalFSEventStore
41 import com.ckkloverdos.maybe.Maybe
42 import gr.grnet.aquarium.actor.message.service.router.ProcessResourceEvent
43 import gr.grnet.aquarium.util.date.TimeHelpers
44 import gr.grnet.aquarium.event.resource.{StdResourceEvent, ResourceEventModel}
48 * An event processor service for resource events
50 * @author Georgios Gousios <gousiosg@gmail.com>
52 final class ResourceEventProcessorService extends EventProcessorService[ResourceEventModel] {
54 override def parseJsonBytes(data: Array[Byte]) = {
55 StdResourceEvent.fromJsonBytes(data)
58 override def forward(event: ResourceEventModel): Unit = {
60 val businessLogicDispacther = _configurator.actorProvider.actorForRole(RouterRole)
61 businessLogicDispacther ! ProcessResourceEvent(event)
65 override def existsInStore(event: ResourceEventModel): Boolean =
66 _configurator.resourceEventStore.findResourceEventById(event.id).isDefined
68 override def storeParsedEvent(event: ResourceEventModel, initialPayload: Array[Byte]): Unit = {
69 // 1. Store to local FS for debugging purposes.
70 // BUT be resilient to errors, since this is not critical
71 if(_configurator.eventsStoreFolder.isJust) {
73 LocalFSEventStore.storeResourceEvent(_configurator, event, initialPayload)
78 _configurator.resourceEventStore.insertResourceEvent(event)
82 protected def storeUnparsedEvent(initialPayload: Array[Byte], exception: Throwable): Unit = {
83 // TODO: Also save to DB, just like we do for UserEvents
84 LocalFSEventStore.storeUnparsedResourceEvent(_configurator, initialPayload, exception)
87 override def queueReaderThreads: Int = 1
89 override def persisterThreads: Int = numCPUs + 4
91 override def numQueueActors: Int = 1 * queueReaderThreads
93 override def numPersisterActors: Int = 2 * persisterThreads
95 override def name = "resevtproc"
97 lazy val persister = new PersisterManager
98 lazy val queueReader = new QueueReaderManager
100 override def persisterManager = persister
102 override def queueReaderManager = queueReader
106 val (ms0, ms1, _) = TimeHelpers.timed {
107 declareQueues(Keys.amqp_resevents_queues)
114 val (ms0, ms1, _) = TimeHelpers.timed {
115 queueReaderManager.stop()
116 persisterManager.stop()