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/*
* MIT License
*
* Copyright (c) 2019 atlarge-research
*
* 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 com.atlarge.opendc.experiments.tpds
import com.atlarge.odcsim.ActorContext
import com.atlarge.odcsim.ActorSystemFactory
import com.atlarge.odcsim.Behavior
import com.atlarge.odcsim.TimerScheduler
import com.atlarge.odcsim.coroutines.suspending
import com.atlarge.odcsim.receiveMessage
import com.atlarge.odcsim.same
import com.atlarge.odcsim.stopped
import com.atlarge.odcsim.unhandled
import com.atlarge.odcsim.withTimers
import com.atlarge.opendc.format.environment.sc18.Sc18EnvironmentReader
import com.atlarge.opendc.format.trace.gwf.GwfTraceReader
import com.atlarge.opendc.model.Broker
import com.atlarge.opendc.model.Model
import com.atlarge.opendc.model.PlatformRef
import com.atlarge.opendc.model.find
import com.atlarge.opendc.model.services.provisioning.SimpleProvisioningService
import com.atlarge.opendc.model.services.resources.ResourceManagementService
import com.atlarge.opendc.model.services.workflows.StageWorkflowScheduler
import com.atlarge.opendc.model.services.workflows.WorkflowEvent
import com.atlarge.opendc.model.services.workflows.WorkflowMessage
import com.atlarge.opendc.model.services.workflows.WorkflowSchedulerMode
import com.atlarge.opendc.model.services.workflows.WorkflowService
import com.atlarge.opendc.model.services.workflows.stages.job.FifoJobSortingPolicy
import com.atlarge.opendc.model.services.workflows.stages.job.NullJobAdmissionPolicy
import com.atlarge.opendc.model.services.workflows.stages.resources.FirstFitResourceSelectionPolicy
import com.atlarge.opendc.model.services.workflows.stages.resources.FunctionalResourceDynamicFilterPolicy
import com.atlarge.opendc.model.services.workflows.stages.task.FifoTaskSortingPolicy
import com.atlarge.opendc.model.services.workflows.stages.task.FunctionalTaskEligibilityPolicy
import com.atlarge.opendc.model.workload.workflow.Job
import com.atlarge.opendc.model.zones
import java.io.File
import java.util.ServiceLoader
import kotlin.math.max
/**
* Main entry point of the experiment.
*/
fun main(args: Array<String>) {
if (args.isEmpty()) {
println("error: Please provide path to GWF trace")
return
}
val scheduler = StageWorkflowScheduler(
mode = WorkflowSchedulerMode.Batch(100.0),
jobAdmissionPolicy = NullJobAdmissionPolicy,
jobSortingPolicy = FifoJobSortingPolicy(),
taskEligibilityPolicy = FunctionalTaskEligibilityPolicy(),
taskSortingPolicy = FifoTaskSortingPolicy(),
resourceDynamicFilterPolicy = FunctionalResourceDynamicFilterPolicy(),
resourceSelectionPolicy = FirstFitResourceSelectionPolicy()
)
val environment = Sc18EnvironmentReader(object {}.javaClass.getResourceAsStream("/env/setup-test.json"))
.use { it.read() }
.let { env ->
env.copy(platforms = env.platforms.map { platform ->
platform.copy(zones = platform.zones.map { zone ->
val services = zone.services + setOf(ResourceManagementService, SimpleProvisioningService, WorkflowService(scheduler))
zone.copy(services = services)
})
})
}
val broker = object : Broker {
override fun invoke(platforms: List<PlatformRef>): Behavior<*> = suspending<Any> { ctx ->
val zones = platforms.first().zones()
val service = zones.values.first().find(WorkflowService)
val activeJobs = mutableSetOf<Job>()
val reader = GwfTraceReader(File(args[0]))
fun submitNext(ctx: ActorContext<Any>, timers: TimerScheduler<Any>) {
if (!reader.hasNext()) {
return
}
val (time, job) = reader.next()
timers.after(job, max(.0, time - ctx.time)) {
ctx.send(service, WorkflowMessage.Submit(job, ctx.self))
submitNext(ctx, timers)
}
}
var total = 0
var finished = 0
withTimers { timers ->
submitNext(ctx, timers)
receiveMessage { msg ->
when (msg) {
is WorkflowEvent.JobSubmitted -> {
ctx.log.info("Job {} submitted", msg.job.uid)
total += 1
same()
}
is WorkflowEvent.JobStarted -> {
activeJobs += msg.job
same()
}
is WorkflowEvent.JobFinished -> {
activeJobs -= msg.job
finished += 1
ctx.log.info("Jobs {}/{} finished ({} tasks)", finished, total, msg.job.tasks.size)
if (activeJobs.isEmpty()) stopped() else same()
}
else ->
unhandled()
}
}
}
}
}
val model = Model(environment, listOf(broker))
val factory = ServiceLoader.load(ActorSystemFactory::class.java).first()
val system = factory(model(), name = "sim")
system.run()
system.terminate()
}
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