refactor(format): Remove environment reader from format library

This change removes the environment reader from the format library since
they are highly specific for the particular experiment. In the future,
we hope to have a single format to setup the entire datacenter (perhaps
similar to the format used by the web runner).

6 files changed, 76 insertions, 5 deletions

diff --git a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/ExperimentHelpers.kt b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/ExperimentHelpers.kt
index 7f428b2a..20dd603f 100644
--- a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/ExperimentHelpers.kt
+++ b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/ExperimentHelpers.kt
@@ -45,9 +45,9 @@ import org.opendc.compute.service.scheduler.weights.InstanceCountWeigher
 import org.opendc.compute.service.scheduler.weights.RamWeigher
 import org.opendc.compute.service.scheduler.weights.VCpuWeigher
 import org.opendc.compute.simulator.SimHost
+import org.opendc.experiments.capelin.env.EnvironmentReader
 import org.opendc.experiments.capelin.monitor.ExperimentMetricExporter
 import org.opendc.experiments.capelin.monitor.ExperimentMonitor
-import org.opendc.format.environment.EnvironmentReader
 import org.opendc.format.trace.TraceReader
 import org.opendc.simulator.compute.kernel.SimFairShareHypervisorProvider
 import org.opendc.simulator.compute.kernel.interference.VmInterferenceModel
diff --git a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/ClusterEnvironmentReader.kt b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/ClusterEnvironmentReader.kt
index d73d14f5..babd8ada 100644
--- a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/ClusterEnvironmentReader.kt
+++ b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/ClusterEnvironmentReader.kt
@@ -22,8 +22,6 @@
 
 package org.opendc.experiments.capelin.env
 
-import org.opendc.format.environment.EnvironmentReader
-import org.opendc.format.environment.MachineDef
 import org.opendc.simulator.compute.model.MachineModel
 import org.opendc.simulator.compute.model.MemoryUnit
 import org.opendc.simulator.compute.model.ProcessingNode
diff --git a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/EnvironmentReader.kt b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/EnvironmentReader.kt
new file mode 100644
index 00000000..a968b043
--- /dev/null
+++ b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/EnvironmentReader.kt
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2021 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 org.opendc.experiments.capelin.env
+
+import java.io.Closeable
+
+/**
+ * An interface for reading descriptions of topology environments into memory.
+ */
+public interface EnvironmentReader : Closeable {
+    /**
+     * Read the environment into a list.
+     */
+    public fun read(): List<MachineDef>
+}
diff --git a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/MachineDef.kt b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/MachineDef.kt
new file mode 100644
index 00000000..b0c0318f
--- /dev/null
+++ b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/env/MachineDef.kt
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2021 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 org.opendc.experiments.capelin.env
+
+import org.opendc.simulator.compute.model.MachineModel
+import org.opendc.simulator.compute.power.PowerModel
+import java.util.*
+
+/**
+ * A definition of a machine in a cluster.
+ */
+public data class MachineDef(
+    val uid: UUID,
+    val name: String,
+    val meta: Map<String, Any>,
+    val model: MachineModel,
+    val powerModel: PowerModel
+)
diff --git a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/trace/StreamingParquetTraceReader.kt b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/trace/StreamingParquetTraceReader.kt
index 9b5d0f47..9bcbdc75 100644
--- a/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/trace/StreamingParquetTraceReader.kt
+++ b/opendc-experiments/opendc-experiments-capelin/src/main/kotlin/org/opendc/experiments/capelin/trace/StreamingParquetTraceReader.kt
@@ -187,7 +187,7 @@ class StreamingParquetTraceReader(traceFile: File, selectedVms: List<String> = e
                 assert(uid !in takenIds)
                 takenIds += uid
 
-                logger.info("Processing VM $id")
+                logger.info { "Processing VM $id" }
 
                 val internalBuffer = mutableListOf<SimTraceWorkload.Fragment>()
                 val externalBuffer = mutableListOf<SimTraceWorkload.Fragment>()
diff --git a/opendc-experiments/opendc-experiments-capelin/src/test/kotlin/org/opendc/experiments/capelin/CapelinIntegrationTest.kt b/opendc-experiments/opendc-experiments-capelin/src/test/kotlin/org/opendc/experiments/capelin/CapelinIntegrationTest.kt
index e4d3fed3..9d6329d1 100644
--- a/opendc-experiments/opendc-experiments-capelin/src/test/kotlin/org/opendc/experiments/capelin/CapelinIntegrationTest.kt
+++ b/opendc-experiments/opendc-experiments-capelin/src/test/kotlin/org/opendc/experiments/capelin/CapelinIntegrationTest.kt
@@ -36,12 +36,12 @@ import org.opendc.compute.service.scheduler.filters.RamFilter
 import org.opendc.compute.service.scheduler.filters.VCpuFilter
 import org.opendc.compute.service.scheduler.weights.CoreRamWeigher
 import org.opendc.experiments.capelin.env.ClusterEnvironmentReader
+import org.opendc.experiments.capelin.env.EnvironmentReader
 import org.opendc.experiments.capelin.model.Workload
 import org.opendc.experiments.capelin.monitor.ExperimentMonitor
 import org.opendc.experiments.capelin.trace.ParquetTraceReader
 import org.opendc.experiments.capelin.trace.PerformanceInterferenceReader
 import org.opendc.experiments.capelin.trace.RawParquetTraceReader
-import org.opendc.format.environment.EnvironmentReader
 import org.opendc.format.trace.TraceReader
 import org.opendc.simulator.compute.kernel.interference.VmInterferenceModel
 import org.opendc.simulator.compute.workload.SimWorkload