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/*
* The MIT License
*
* Copyright (c) 2015 ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE, Switzerland,
* Group Fellay
* Modified work, Copyright (c) 2016 Istvan Bartha
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the Software
* is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package tasks.deploy
import tasks.util._
import tasks.util.config._
import tasks._
sealed trait Role
object App extends Role
object Queue extends Role
object Worker extends Role
trait HostConfiguration {
def myAddress: SimpleSocketAddress
def availableCPU: Int
def availableGPU: List[Int]
def availableMemory: Int
def availableScratch: Int
def master: SimpleSocketAddress
def myRoles: Set[Role]
def isWorker = myRoles.contains(Worker)
def isQueue = myRoles.contains(Queue)
def isApp = myRoles.contains(App)
}
trait HostConfigurationFromConfig extends HostConfiguration {
implicit def config: TasksConfig
lazy val myPort = chooseNetworkPort
private def myHostname = config.hostName
lazy val myAddress = SimpleSocketAddress(myHostname, myPort)
lazy val availableCPU = config.hostNumCPU
lazy val availableGPU = config.hostGPU
lazy val availableMemory = config.hostRAM
lazy val availableScratch = config.hostScratch
lazy val master = config.masterAddress.getOrElse(myAddress)
private def startApp = config.startApp
private val isMaster = myAddress == master
lazy val myRoles: Set[Role] =
if (config.masterAddress.isDefined && !startApp) Set(Worker)
else if (isMaster && startApp) Set(App, Queue, Worker)
else if (config.masterAddress.isDefined && startApp) Set(Worker, App)
else Set(Queue)
}
class LocalConfiguration(
val availableCPU: Int,
val availableMemory: Int,
val availableScratch: Int,
val availableGPU: List[Int]
) extends HostConfiguration {
override lazy val myRoles = Set(App, Queue, Worker)
override lazy val master = SimpleSocketAddress("localhost", 0)
val myAddress = master
}
class LocalConfigurationFromConfig(implicit config: TasksConfig)
extends LocalConfiguration(
config.hostNumCPU,
config.hostRAM,
config.hostScratch,
config.hostGPU
)
class MasterSlaveFromConfig(implicit val config: TasksConfig)
extends HostConfigurationFromConfig
