tasks.shared.shared.scala Maven / Gradle / Ivy
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/*
* The MIT License
*
* Copyright (c) 2015 ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE, Switzerland,
* Group Fellay
*
* 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.shared
import com.github.plokhotnyuk.jsoniter_scala.macros._
import com.github.plokhotnyuk.jsoniter_scala.core._
import java.time.Instant
case class ResourceRequest(
cpu: (Int, Int),
memory: Int,
scratch: Int,
gpu: Int
)
object ResourceRequest {
def apply(cpu: Int, memory: Int, scratch: Int, gpu: Int): ResourceRequest =
ResourceRequest((cpu, cpu), memory, scratch, gpu)
implicit val codec: JsonValueCodec[ResourceRequest] = JsonCodecMaker.make
}
case class ResourceAllocated(
cpu: Int,
memory: Int,
scratch: Int,
gpu: List[Int]
) {
val gpuWithMultiplicities = ResourceAvailable.zipMultiplicities(gpu)
}
object ResourceAllocated {
implicit val codec: JsonValueCodec[ResourceAllocated] = JsonCodecMaker.make
}
case class ResourceAvailable(
cpu: Int,
memory: Int,
scratch: Int,
gpu: List[Int]
) {
val gpuWithMultiplicities = ResourceAvailable.zipMultiplicities(gpu)
val numGpu = gpu.size
def canFulfillRequest(r: ResourceAllocated) =
cpu >= r.cpu && memory >= r.memory && scratch >= r.scratch &&
r.gpuWithMultiplicities
.forall(g => gpuWithMultiplicities.contains(g))
def canFulfillRequest(r: ResourceRequest) =
cpu >= r.cpu._1 && memory >= r.memory && scratch >= r.scratch && numGpu >= r.gpu
def substract(r: ResourceRequest) = {
val remainingCPU = math.max((cpu - r.cpu._2), 0)
ResourceAvailable(
remainingCPU,
memory - r.memory,
scratch - r.scratch,
gpu = gpu.drop(r.gpu)
)
}
def substract(r: ResourceAllocated) =
ResourceAvailable(
cpu - r.cpu,
memory - r.memory,
scratch - r.scratch,
gpuWithMultiplicities
.filterNot(avail => r.gpuWithMultiplicities.contains(avail))
.map(_._1)
)
def addBack(r: ResourceAllocated) =
ResourceAvailable(
cpu + r.cpu,
memory + r.memory,
scratch + r.scratch,
gpu ++ r.gpu
)
def maximum(r: ResourceRequest) = {
val allocatedMemory = math.min(r.memory, memory)
val allocatedCPU = math.min(cpu, r.cpu._2)
val allocatedScratch = math.min(scratch, r.scratch)
val allocatedGpu = gpu.take(r.gpu)
ResourceAllocated(
allocatedCPU,
allocatedMemory,
allocatedScratch,
allocatedGpu
)
}
def empty = cpu == 0 || memory == 0 || scratch == 0
def isEmpty = empty
}
object ResourceAvailable {
private[tasks] def zipMultiplicities(l: List[Int]) =
l.sorted.foldLeft(List.empty[(Int, Int)]) { case (acc, next) =>
acc match {
case (last, i) :: _ if last == next => (next, i + 1) :: acc
case _ => (next, 0) :: acc
}
}
implicit val codec: JsonValueCodec[ResourceAvailable] = JsonCodecMaker.make
}
case class VersionedResourceRequest(
codeVersion: CodeVersion,
cpuMemoryRequest: ResourceRequest
) {
def cpu = cpuMemoryRequest.cpu
def memory = cpuMemoryRequest.memory
def scratch = cpuMemoryRequest.scratch
}
object VersionedResourceRequest {
def apply(
codeVersion: CodeVersion,
cpu: Int,
memory: Int,
scratch: Int,
gpu: Int
): VersionedResourceRequest =
VersionedResourceRequest(
codeVersion,
ResourceRequest((cpu, cpu), memory, scratch, gpu)
)
implicit val codec: JsonValueCodec[VersionedResourceRequest] =
JsonCodecMaker.make
}
case class VersionedResourceAllocated(
codeVersion: CodeVersion,
cpuMemoryAllocated: ResourceAllocated
) {
def cpu = cpuMemoryAllocated.cpu
def memory = cpuMemoryAllocated.memory
def scratch = cpuMemoryAllocated.scratch
def gpu = cpuMemoryAllocated.gpu
}
object VersionedResourceAllocated {
implicit val codec: JsonValueCodec[VersionedResourceAllocated] =
JsonCodecMaker.make
}
case class VersionedResourceAvailable(
codeVersion: CodeVersion,
cpuMemoryAvailable: ResourceAvailable
) {
def canFulfillRequest(r: VersionedResourceRequest) =
r.codeVersion == codeVersion && cpuMemoryAvailable.canFulfillRequest(
r.cpuMemoryRequest
)
def substract(r: VersionedResourceRequest) =
VersionedResourceAvailable(
codeVersion,
cpuMemoryAvailable.substract(r.cpuMemoryRequest)
)
def substract(r: VersionedResourceAllocated) =
VersionedResourceAvailable(
codeVersion,
cpuMemoryAvailable.substract(r.cpuMemoryAllocated)
)
def addBack(r: VersionedResourceAllocated) =
VersionedResourceAvailable(
codeVersion,
cpuMemoryAvailable.addBack(r.cpuMemoryAllocated)
)
def maximum(r: VersionedResourceRequest) =
VersionedResourceAllocated(
codeVersion,
cpuMemoryAvailable.maximum(r.cpuMemoryRequest)
)
def empty = cpuMemoryAvailable.empty
}
object VersionedResourceAvailable {
implicit val codec: JsonValueCodec[VersionedResourceAvailable] =
JsonCodecMaker.make
}
case class RunningJobId(value: String)
object RunningJobId {
implicit val codec: JsonValueCodec[RunningJobId] =
JsonCodecMaker.make
}
case class PendingJobId(value: String)
object PendingJobId {
implicit val codec: JsonValueCodec[PendingJobId] =
JsonCodecMaker.make
}
case class Labels(values: List[(String, String)]) {
def ++(other: Labels) = Labels(values ++ other.values)
}
object Labels {
implicit val codec: JsonValueCodec[Labels] =
JsonCodecMaker.make
val empty = Labels(Nil)
}
case class LogRecord(
data: String,
timestamp: Instant
)
object LogRecord {
implicit val codec: JsonValueCodec[LogRecord] =
JsonCodecMaker.make
}