diff options
Diffstat (limited to 'opendc-stdlib/src/main/kotlin/nl/atlarge/opendc/topology/container/Datacenter.kt')
| -rw-r--r-- | opendc-stdlib/src/main/kotlin/nl/atlarge/opendc/topology/container/Datacenter.kt | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/opendc-stdlib/src/main/kotlin/nl/atlarge/opendc/topology/container/Datacenter.kt b/opendc-stdlib/src/main/kotlin/nl/atlarge/opendc/topology/container/Datacenter.kt deleted file mode 100644 index f7eb29d8..00000000 --- a/opendc-stdlib/src/main/kotlin/nl/atlarge/opendc/topology/container/Datacenter.kt +++ /dev/null @@ -1,102 +0,0 @@ -/* - * MIT License - * - * Copyright (c) 2017 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 nl.atlarge.opendc.topology.container - -import mu.KotlinLogging -import nl.atlarge.opendc.topology.destinations -import nl.atlarge.opendc.kernel.Context -import nl.atlarge.opendc.kernel.Process -import nl.atlarge.opendc.kernel.time.Duration -import nl.atlarge.opendc.platform.scheduler.Scheduler -import nl.atlarge.opendc.platform.workload.Task -import nl.atlarge.opendc.topology.Entity -import nl.atlarge.opendc.topology.machine.Machine -import java.util.* - -/** - * A representation of a facility used to house computer systems and associated components. - * - * @property scheduler The tasks scheduler the datacenter uses. - * @property interval The interval at which task will be (re)scheduled. - * @author Fabian Mastenbroek (f.s.mastenbroek@student.tudelft.nl) - */ -interface Datacenter : Entity<Unit>, Process<Datacenter> { - /** - * The task scheduler the datacenter uses. - */ - val scheduler: Scheduler - - /** - * The interval at which task will be (re)scheduled. - */ - val interval: Duration - - /** - * This method is invoked to start the simulation an [Entity] associated with this [Process]. - * - * This method is assumed to be running during a simulation, but should hand back control to the simulator at - * some point by suspending the process. This allows other processes to do work in the current tick of the - * simulation. - * Suspending the process can be achieved by calling suspending method in the context: - * - [Context.tick] - Wait for the next tick to occur - * - [Context.wait] - Wait for `n` amount of ticks before resuming execution. - * - [Context.receive] - Wait for a message to be received in the mailbox of the [Entity] before resuming - * execution. - * - * If this method exits early, before the simulation has finished, the entity is assumed to be shutdown and its - * simulation will not run any further. - */ - suspend override fun Context<Datacenter>.run() { - val logger = KotlinLogging.logger {} - - // The queue of messages to be processed after a cycle - val queue: Queue<Any> = ArrayDeque() - // Find all machines in the datacenter - val machines = outgoingEdges.destinations<Room>("room").asSequence() - .flatMap { it.outgoingEdges.destinations<Rack>("rack").asSequence() } - .flatMap { it.outgoingEdges.destinations<Machine>("machine").asSequence() }.toList() - - logger.info { "Initialising datacenter with ${machines.size} machines" } - - // Register all machines to the scheduler - machines.forEach(scheduler::register) - - while (true) { - // Process all messages in the queue - while (queue.isNotEmpty()) { - val msg = queue.poll() - if (msg is Task) { - msg.arrive(time) - scheduler.submit(msg) - } - } - // (Re)schedule the tasks - scheduler.run { schedule() } - - // Sleep a time quantum - wait(interval, queue) - } - } -} |