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36 package gr.grnet.aquarium.store.mongodb
38 import com.ckkloverdos.props.Props
39 import com.mongodb.{MongoException, Mongo, MongoOptions, ServerAddress}
40 import gr.grnet.aquarium.store._
41 import gr.grnet.aquarium.{AquariumException, Configurable}
45 * @author Christos KK Loverdos <loverdos@gmail.com>
48 class MongoDBStoreProvider extends StoreProvider with Configurable {
49 private[this] var _mongo: Mongo = _
50 private[this] var _database: String = _
51 private[this] var _username: String = _
52 private[this] var _password: String = _
54 private[this] var _mongoDBStore: MongoDBStore = _
56 def propertyPrefix = Some(MongoDBStoreProvider.MongoDBKeys.Prefix)
58 def configure(props: Props) = {
59 import MongoDBStoreProvider.MongoDBKeys
61 this._database = props.getEx(MongoDBKeys.dbschema)
62 this._username = props.getEx(MongoDBKeys.username)
63 this._password = props.getEx(MongoDBKeys.password)
64 val host = props.getEx(MongoDBKeys.host)
65 val port = props.getEx(MongoDBKeys.port).toInt
68 val addr = new ServerAddress(host, port)
70 val opt = new MongoOptions()
71 opt.connectionsPerHost = props.getEx(MongoDBKeys.connection_pool_size).toInt
72 opt.threadsAllowedToBlockForConnectionMultiplier = 8
74 this._mongo = new Mongo(addr, opt)
75 this._mongoDBStore = new MongoDBStore(this._mongo, this._database, this._username, this._password)
77 case e: MongoException =>
78 throw new AquariumException("Cannot connect to mongo at %s:%s".format(host, port), e)
82 def userStateStore = _mongoDBStore
83 def resourceEventStore = _mongoDBStore
84 def imEventStore = _mongoDBStore
85 def policyStore = _mongoDBStore
89 * Provides configuration keys.
91 * @author Christos KK Loverdos <loverdos@gmail.com>
93 object MongoDBStoreProvider {
96 * Note that these keys must be prefixed by `mongodb` in the configuration file
98 * @author Christos KK Loverdos <loverdos@gmail.com>
101 final val Prefix = "mongodb"
102 final val PrefixAndDot = Prefix + "."
104 private[this] def p(name: String) = PrefixAndDot + name
107 * Hostname for the MongoDB
109 final val host = p("host")
112 * Username for connecting to the MongoDB
114 final val username = p("username")
117 * Password for connecting to the MongoDB
119 final val password = p("password")
122 * Password for connecting to the MongoDB
124 final val port = p("port")
127 * The DB schema to use
129 final val dbschema = p("dbschema")
132 * Maximum number of open connections to MongoDB
134 final val connection_pool_size = p("connection.pool.size")