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36 package gr.grnet.aquarium.logic.events
38 import gr.grnet.aquarium.logic.accounting.Policy
39 import net.liftweb.json.{JsonAST, Xml}
40 import gr.grnet.aquarium.util.json.JsonHelpers
41 import gr.grnet.aquarium.logic.accounting.dsl.{DSLResource, DSLComplexResource}
44 * Event sent to Aquarium by clients for resource accounting.
46 * @author Christos KK Loverdos <loverdos@gmail.com>.
47 * @author Georgios Gousios <gousiosg@gmail.com>.
49 case class ResourceEvent(
50 override val id: String, // The id at the client side (the sender) TODO: Rename to remoteId or something...
51 override val occurredMillis: Long, // When it occurred at client side (the sender)
52 override val receivedMillis: Long, // When it was received by Aquarium
53 userId: String, // The user for which this resource is relevant
54 clientId: String, // The unique client identifier (usually some hash)
55 resource: String, // String representation of the resource type (e.g. "bndup", "vmtime").
58 details: ResourceEvent.Details)
59 extends AquariumEvent(id, occurredMillis, receivedMillis) {
61 def validate() : Boolean = {
63 if (getInstanceId.isEmpty)
70 * Return the instance id affected by this resource event. If either the
71 * resource or the instance id field cannot be found, this method returns an
74 def getInstanceId: String = {
75 Policy.policy.findResource(this.resource) match {
77 case Some(x) => x.isComplex match {
80 details.getOrElse(x.asInstanceOf[DSLComplexResource].descriminatorField, "")
85 def setRcvMillis(millis: Long) = copy(receivedMillis = millis)
88 object ResourceEvent {
89 type Details = Map[String, String]
91 def fromJson(json: String): ResourceEvent = {
92 JsonHelpers.jsonToObject[ResourceEvent](json)
95 def fromJValue(jsonAST: JsonAST.JValue): ResourceEvent = {
96 JsonHelpers.jValueToObject[ResourceEvent](jsonAST)
99 def fromBytes(bytes: Array[Byte]): ResourceEvent = {
100 JsonHelpers.jsonBytesToObject[ResourceEvent](bytes)
103 def fromXml(xml: String): ResourceEvent = {
104 fromJValue(Xml.toJson(scala.xml.XML.loadString(xml)))
108 final val _id = "_id"
110 final val userId = "userId"
111 final val timestamp = "timestamp" // TODO: deprecate in favor of "occurredMillis"
112 final val occurredMillis = "occurredMillis"
113 final val receivedMillis = "receivedMillis"
114 final val clientId = "clientId"
116 // ResourceType: VMTime
117 final val vmId = "vmId"
118 final val action = "action" // "on", "off"