package gr.grnet.aquarium.store.mongodb
import com.mongodb.util.JSON
-import gr.grnet.aquarium.user.UserState
-import gr.grnet.aquarium.user.UserState.{JsonNames ⇒ UserStateJsonNames}
+import gr.grnet.aquarium.computation.state.UserState.{JsonNames ⇒ UserStateJsonNames}
import gr.grnet.aquarium.util.json.JsonSupport
import collection.mutable.ListBuffer
-import gr.grnet.aquarium.event._
-import gr.grnet.aquarium.event.im.IMEventModel
-import gr.grnet.aquarium.event.im.IMEventModel.{Names ⇒ IMEventNames}
-import gr.grnet.aquarium.event.resource.ResourceEventModel
-import gr.grnet.aquarium.event.resource.ResourceEventModel.{Names ⇒ ResourceEventNames}
+import gr.grnet.aquarium.event.model.im.IMEventModel
+import gr.grnet.aquarium.event.model.im.IMEventModel.{Names ⇒ IMEventNames}
+import gr.grnet.aquarium.event.model.resource.ResourceEventModel
+import gr.grnet.aquarium.event.model.resource.ResourceEventModel.{Names ⇒ ResourceEventNames}
import gr.grnet.aquarium.store._
-import gr.grnet.aquarium.event.WalletEntry.{JsonNames ⇒ WalletJsonNames}
-import gr.grnet.aquarium.event.PolicyEntry.{JsonNames ⇒ PolicyJsonNames}
-import java.util.Date
+import gr.grnet.aquarium.event.model.PolicyEntry.{JsonNames ⇒ PolicyJsonNames}
import gr.grnet.aquarium.logic.accounting.Policy
import com.mongodb._
import org.bson.types.ObjectId
import com.ckkloverdos.maybe.Maybe
import gr.grnet.aquarium.util._
import gr.grnet.aquarium.converter.Conversions
+import gr.grnet.aquarium.computation.state.UserState
+import gr.grnet.aquarium.event.model.{ExternalEventModel, PolicyEntry}
+import gr.grnet.aquarium.computation.BillingMonthInfo
+import gr.grnet.aquarium.Aquarium
/**
* Mongodb implementation of the various aquarium stores.
val password: String)
extends ResourceEventStore
with UserStateStore
- with WalletEntryStore
with IMEventStore
with PolicyStore
with Loggable {
private[store] lazy val userStates = getCollection(MongoDBStore.USER_STATES_COLLECTION)
private[store] lazy val imEvents = getCollection(MongoDBStore.IM_EVENTS_COLLECTION)
private[store] lazy val unparsedIMEvents = getCollection(MongoDBStore.UNPARSED_IM_EVENTS_COLLECTION)
- private[store] lazy val walletEntries = getCollection(MongoDBStore.WALLET_ENTRIES_COLLECTION)
private[store] lazy val policyEntries = getCollection(MongoDBStore.POLICY_ENTRIES_COLLECTION)
private[this] def getCollection(name: String): DBCollection = {
MongoDBResourceEvent.fromOther(event, null)
}
+ def pingResourceEventStore(): Unit = synchronized {
+ MongoDBStore.ping(mongo)
+ }
+
def insertResourceEvent(event: ResourceEventModel) = {
- val localEvent = MongoDBResourceEvent.fromOther(event, new ObjectId())
+ val localEvent = MongoDBResourceEvent.fromOther(event, new ObjectId().toStringMongod)
MongoDBStore.insertObject(localEvent, resourceEvents, MongoDBStore.jsonSupportToDBObject)
localEvent
}
MongoDBStore.runQuery[ResourceEvent](query, resourceEvents, orderBy)(MongoDBResourceEvent.fromDBObject)(None)
}
- def countOutOfSyncEventsForBillingPeriod(userId: String, startMillis: Long, stopMillis: Long): Maybe[Long] = {
- Maybe {
- // FIXME: Implement
- 0L
- }
+ def countOutOfSyncResourceEventsForBillingPeriod(userID: String, startMillis: Long, stopMillis: Long): Long = {
+ val query = new BasicDBObjectBuilder().
+ add(ResourceEventModel.Names.userID, userID).
+ // received within the period
+ add(ResourceEventModel.Names.receivedMillis, new BasicDBObject("$gte", startMillis)).
+ add(ResourceEventModel.Names.receivedMillis, new BasicDBObject("$lte", stopMillis)).
+ // occurred outside the period
+ add("$or", {
+ val dbList = new BasicDBList()
+ dbList.add(0, new BasicDBObject(ResourceEventModel.Names.occurredMillis, new BasicDBObject("$lt", startMillis)))
+ dbList.add(1, new BasicDBObject(ResourceEventModel.Names.occurredMillis, new BasicDBObject("$gt", stopMillis)))
+ dbList
+ }).
+ get()
+
+ resourceEvents.count(query)
}
def findAllRelevantResourceEventsForBillingPeriod(userId: String,
//+ UserStateStore
def insertUserState(userState: UserState) = {
- MongoDBStore.insertUserState(userState, userStates, MongoDBStore.jsonSupportToDBObject)
+ MongoDBStore.insertUserState(
+ userState.copy(_id = new ObjectId().toString),
+ userStates,
+ MongoDBStore.jsonSupportToDBObject
+ )
}
def findUserStateByUserID(userID: String): Option[UserState] = {
val query = new BasicDBObject(UserStateJsonNames.userID, userID)
val cursor = userStates find query
- withCloseable(cursor) { cursor ⇒
- if(cursor.hasNext)
- Some(MongoDBStore.dbObjectToUserState(cursor.next()))
- else
- None
- }
+ MongoDBStore.firstResultIfExists(cursor, MongoDBStore.dbObjectToUserState)
}
+ def findLatestUserStateForFullMonthBilling(userID: String, bmi: BillingMonthInfo): Option[UserState] = {
+ val query = new BasicDBObjectBuilder().
+ add(UserState.JsonNames.userID, userID).
+ add(UserState.JsonNames.isFullBillingMonthState, true).
+ add(UserState.JsonNames.theFullBillingMonth_year, bmi.year).
+ add(UserState.JsonNames.theFullBillingMonth_month, bmi.month).
+ get()
- def findLatestUserStateByUserID(userID: String) = {
- // FIXME: implement
- null
- }
+ logger.debug("findLatestUserStateForFullMonthBilling(%s, %s) query: %s".format(userID, bmi, query))
- def findLatestUserStateForEndOfBillingMonth(userId: String,
- yearOfBillingMonth: Int,
- billingMonth: Int): Option[UserState] = {
- None // FIXME: implement
- }
+ // Descending order, so that the latest comes first
+ val sorter = new BasicDBObject(UserState.JsonNames.occurredMillis, -1)
+
+ val cursor = userStates.find(query).sort(sorter)
- def deleteUserState(userId: String) = {
- val query = new BasicDBObject(UserStateJsonNames.userID, userId)
- userStates.findAndRemove(query)
+ MongoDBStore.firstResultIfExists(cursor, MongoDBStore.dbObjectToUserState)
}
//- UserStateStore
- //+WalletEntryStore
- def storeWalletEntry(entry: WalletEntry): Maybe[RecordID] = {
- Maybe {
- MongoDBStore.storeAny[WalletEntry](
- entry,
- walletEntries,
- WalletJsonNames.id,
- (e) => e.id,
- MongoDBStore.jsonSupportToDBObject)
- }
+ //+IMEventStore
+ def createIMEventFromJson(json: String) = {
+ MongoDBStore.createIMEventFromJson(json)
}
- def findWalletEntryById(id: String): Maybe[WalletEntry] = {
- MongoDBStore.findBy(WalletJsonNames.id, id, walletEntries, MongoDBStore.dbObjectToWalletEntry): Maybe[WalletEntry]
+ def createIMEventFromOther(event: IMEventModel) = {
+ MongoDBStore.createIMEventFromOther(event)
}
- def findUserWalletEntries(userId: String) = {
- // TODO: optimize
- findUserWalletEntriesFromTo(userId, new Date(0), new Date(Int.MaxValue))
+ def pingIMEventStore(): Unit = {
+ MongoDBStore.ping(mongo)
}
- def findUserWalletEntriesFromTo(userId: String, from: Date, to: Date) : List[WalletEntry] = {
- val q = new BasicDBObject()
- // TODO: Is this the correct way for an AND query?
- q.put(WalletJsonNames.occurredMillis, new BasicDBObject("$gt", from.getTime))
- q.put(WalletJsonNames.occurredMillis, new BasicDBObject("$lt", to.getTime))
- q.put(WalletJsonNames.userId, userId)
-
- MongoDBStore.runQuery[WalletEntry](q, walletEntries)(MongoDBStore.dbObjectToWalletEntry)(Some(_sortByTimestampAsc))
+ def insertIMEvent(event: IMEventModel): IMEvent = {
+ val localEvent = MongoDBIMEvent.fromOther(event, new ObjectId().toStringMongod)
+ MongoDBStore.insertObject(localEvent, imEvents, MongoDBStore.jsonSupportToDBObject)
+ localEvent
}
- def findWalletEntriesAfter(userId: String, from: Date) : List[WalletEntry] = {
- val q = new BasicDBObject()
- q.put(WalletJsonNames.occurredMillis, new BasicDBObject("$gt", from.getTime))
- q.put(WalletJsonNames.userId, userId)
-
- MongoDBStore.runQuery[WalletEntry](q, walletEntries)(MongoDBStore.dbObjectToWalletEntry)(Some(_sortByTimestampAsc))
+ def findIMEventById(id: String): Option[IMEvent] = {
+ MongoDBStore.findBy(IMEventNames.id, id, imEvents, MongoDBIMEvent.fromDBObject)
}
- def findLatestUserWalletEntries(userId: String) = {
- Maybe {
- val orderBy = new BasicDBObject(WalletJsonNames.occurredMillis, -1) // -1 is descending order
- val cursor = walletEntries.find().sort(orderBy)
-
- try {
- val buffer = new scala.collection.mutable.ListBuffer[WalletEntry]
- if(cursor.hasNext) {
- val walletEntry = MongoDBStore.dbObjectToWalletEntry(cursor.next())
- buffer += walletEntry
- var _previousOccurredMillis = walletEntry.occurredMillis
- var _ok = true
+ /**
+ * Find the `CREATE` even for the given user. Note that there must be only one such event.
+ */
+ def findCreateIMEventByUserID(userID: String): Option[IMEvent] = {
+ val query = new BasicDBObjectBuilder().
+ add(IMEventNames.userID, userID).
+ add(IMEventNames.eventType, IMEventModel.EventTypeNames.create).get()
- while(cursor.hasNext && _ok) {
- val walletEntry = MongoDBStore.dbObjectToWalletEntry(cursor.next())
- var currentOccurredMillis = walletEntry.occurredMillis
- _ok = currentOccurredMillis == _previousOccurredMillis
-
- if(_ok) {
- buffer += walletEntry
- }
- }
+ // Normally one such event is allowed ...
+ val cursor = imEvents.find(query).sort(new BasicDBObject(IMEventNames.occurredMillis, 1))
- buffer.toList
- } else {
- null
- }
- } finally {
- cursor.close()
- }
- }
+ MongoDBStore.firstResultIfExists(cursor, MongoDBIMEvent.fromDBObject)
}
- def findPreviousEntry(userId: String, resource: String,
- instanceId: String,
- finalized: Option[Boolean]): List[WalletEntry] = {
- val q = new BasicDBObject()
- q.put(WalletJsonNames.userId, userId)
- q.put(WalletJsonNames.resource, resource)
- q.put(WalletJsonNames.instanceId, instanceId)
- finalized match {
- case Some(x) => q.put(WalletJsonNames.finalized, x)
- case None =>
- }
+ def findLatestIMEventByUserID(userID: String): Option[IMEvent] = {
+ val query = new BasicDBObject(IMEventNames.userID, userID)
+ val cursor = imEvents.find(query).sort(new BasicDBObject(IMEventNames.occurredMillis, -1))
- MongoDBStore.runQuery[WalletEntry](q, walletEntries)(MongoDBStore.dbObjectToWalletEntry)(Some(_sortByTimestampAsc))
+ MongoDBStore.firstResultIfExists(cursor, MongoDBIMEvent.fromDBObject)
}
- //-WalletEntryStore
- //+IMEventStore
- def createIMEventFromJson(json: String) = {
- MongoDBStore.createIMEventFromJson(json)
- }
+ /**
+ * Find the very first activation event for a particular user.
+ *
+ */
+ def findFirstIsActiveIMEventByUserID(userID: String): Option[IMEvent] = {
+ val query = new BasicDBObjectBuilder().
+ add(IMEventNames.userID, userID).
+ add(IMEventNames.isActive, true).get()
- def createIMEventFromOther(event: IMEventModel) = {
- MongoDBStore.createIMEventFromOther(event)
- }
+ val cursor = imEvents.find(query).sort(new BasicDBObject(IMEventNames.occurredMillis, 1))
- def insertIMEvent(event: IMEventModel): IMEvent = {
- val localEvent = MongoDBIMEvent.fromOther(event, new ObjectId())
- MongoDBStore.insertObject(localEvent, imEvents, MongoDBStore.jsonSupportToDBObject)
- localEvent
+ withCloseable(cursor) { cursor ⇒
+ if(cursor.hasNext) {
+ Some(MongoDBIMEvent.fromDBObject(cursor.next()))
+ } else {
+ None
+ }
+ }
}
- def findIMEventById(id: String): Option[IMEvent] = {
- MongoDBStore.findBy(IMEventNames.id, id, imEvents, MongoDBIMEvent.fromDBObject)
+ /**
+ * Scans events for the given user, sorted by `occurredMillis` in ascending order and runs them through
+ * the given function `f`.
+ *
+ * Any exception is propagated to the caller. The underlying DB resources are properly disposed in any case.
+ */
+ def replayIMEventsInOccurrenceOrder(userID: String)(f: (IMEvent) => Unit) = {
+ val query = new BasicDBObject(IMEventNames.userID, userID)
+ val cursor = imEvents.find(query).sort(new BasicDBObject(IMEventNames.occurredMillis, 1))
+
+ withCloseable(cursor) { cursor ⇒
+ while(cursor.hasNext) {
+ val model = MongoDBIMEvent.fromDBObject(cursor.next())
+ f(model)
+ }
+ }
}
//-IMEventStore
+
+
//+PolicyStore
def loadPolicyEntriesAfter(after: Long): List[PolicyEntry] = {
val query = new BasicDBObject(PolicyEntry.JsonNames.validFrom,
}
/**
- * Collection holding the [[gr.grnet.aquarium.event.ResourceEvent]]s.
+ * Collection holding the [[gr.grnet.aquarium.event.model.resource.ResourceEventModel]]s.
*
* Resource events are coming from all systems handling billable resources.
*/
final val RESOURCE_EVENTS_COLLECTION = "resevents"
/**
- * Collection holding the snapshots of [[gr.grnet.aquarium.user.UserState]].
+ * Collection holding the snapshots of [[gr.grnet.aquarium.computation.state.UserState]].
*
- * [[gr.grnet.aquarium.user.UserState]] is held internally within [[gr.grnet.aquarium.actor.service.user .UserActor]]s.
+ * [[gr.grnet.aquarium.computation.state.UserState]] is held internally within
+ * [[gr.grnet.aquarium.actor.service.user .UserActor]]s.
*/
final val USER_STATES_COLLECTION = "userstates"
/**
- * Collection holding [[gr.grnet.aquarium.event.im.IMEventModel]]s.
+ * Collection holding [[gr.grnet.aquarium.event.model.im.IMEventModel]]s.
*
* User events are coming from the IM module (external).
*/
final val IM_EVENTS_COLLECTION = "imevents"
/**
- * Collection holding [[gr.grnet.aquarium.event.im.IMEventModel]]s that could not be parsed to normal objects.
+ * Collection holding [[gr.grnet.aquarium.event.model.im.IMEventModel]]s that could not be parsed to normal objects.
*
* We of course assume at least a valid JSON representation.
*
final val UNPARSED_IM_EVENTS_COLLECTION = "unparsed_imevents"
/**
- * Collection holding [[gr.grnet.aquarium.event.WalletEntry]].
- *
- * Wallet entries are generated internally in Aquarium.
- */
- final val WALLET_ENTRIES_COLLECTION = "wallets"
-
- /**
* Collection holding [[gr.grnet.aquarium.logic.accounting.dsl.DSLPolicy]].
*/
// final val POLICIES_COLLECTION = "policies"
/**
- * Collection holding [[gr.grnet.aquarium.event.PolicyEntry]].
+ * Collection holding [[gr.grnet.aquarium.event.model.PolicyEntry]].
*/
final val POLICY_ENTRIES_COLLECTION = "policyEntries"
UserState.fromJson(JSON.serialize(dbObj))
}
- def dbObjectToWalletEntry(dbObj: DBObject): WalletEntry = {
- WalletEntry.fromJson(JSON.serialize(dbObj))
+ def firstResultIfExists[A](cursor: DBCursor, f: DBObject ⇒ A): Option[A] = {
+ withCloseable(cursor) { cursor ⇒
+ if(cursor.hasNext) {
+ Some(f(cursor.next()))
+ } else {
+ None
+ }
+ }
}
def dbObjectToPolicyEntry(dbObj: DBObject): PolicyEntry = {
PolicyEntry.fromJson(JSON.serialize(dbObj))
}
+ def ping(mongo: Mongo): Unit = synchronized {
+ // This requires a network roundtrip
+ mongo.isLocked
+ }
+
def findBy[A >: Null <: AnyRef](name: String,
value: String,
collection: DBCollection,
obj
}
- def insertObject[A <: MongoDBEventModel](obj: A, collection: DBCollection, serializer: (A) => DBObject) : ObjectId = {
+ def insertObject[A <: MongoDBEventModel](obj: A, collection: DBCollection, serializer: (A) => DBObject) : Unit = {
val dbObject = serializer apply obj
val objectId = obj._id match {
case null ⇒
dbObject.put(JsonNames._id, objectId)
collection.insert(dbObject, WriteConcern.JOURNAL_SAFE)
-
- objectId
}
def jsonSupportToDBObject(jsonSupport: JsonSupport) = {