feat(trace): Add support for internal OpenDC VM trace format

This change adds official support to the trace library for the internal
VM trace format used by OpenDC for its experiments. This is a compact
format that uses Parquet to store the virtual machine trace data in two
Parquet files.

10 files changed, 9 insertions, 472 deletions

diff --git a/opendc-compute/opendc-compute-workload/build.gradle.kts b/opendc-compute/opendc-compute-workload/build.gradle.kts
index d67bbc66..a651633d 100644
--- a/opendc-compute/opendc-compute-workload/build.gradle.kts
+++ b/opendc-compute/opendc-compute-workload/build.gradle.kts
@@ -33,6 +33,7 @@ dependencies {
     api(projects.opendcCompute.opendcComputeSimulator)
 
     implementation(projects.opendcTrace.opendcTraceParquet)
+    implementation(projects.opendcTrace.opendcTraceOpendc)
     implementation(projects.opendcTrace.opendcTraceAzure)
     implementation(projects.opendcTrace.opendcTraceBitbrains)
     implementation(projects.opendcSimulator.opendcSimulatorCore)
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/ComputeWorkloadLoader.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/ComputeWorkloadLoader.kt
index 46176609..afc0fce9 100644
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/ComputeWorkloadLoader.kt
+++ b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/ComputeWorkloadLoader.kt
@@ -23,9 +23,9 @@
 package org.opendc.compute.workload
 
 import mu.KotlinLogging
-import org.opendc.compute.workload.trace.bp.BPTraceFormat
 import org.opendc.simulator.compute.workload.SimTraceWorkload
 import org.opendc.trace.*
+import org.opendc.trace.opendc.OdcVmTraceFormat
 import java.io.File
 import java.util.*
 import java.util.concurrent.ConcurrentHashMap
@@ -43,9 +43,9 @@ public class ComputeWorkloadLoader(private val baseDir: File) {
     private val logger = KotlinLogging.logger {}
 
     /**
-     * The [BPTraceFormat] instance to load the traces
+     * The [OdcVmTraceFormat] instance to load the traces
      */
-    private val format = BPTraceFormat()
+    private val format = OdcVmTraceFormat()
 
     /**
      * The cache of workloads.
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/TraceConverter.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/TraceConverter.kt
index 20d0fef1..50f3a669 100644
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/TraceConverter.kt
+++ b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/TraceConverter.kt
@@ -34,12 +34,11 @@ import org.apache.avro.generic.GenericRecordBuilder
 import org.apache.parquet.avro.AvroParquetWriter
 import org.apache.parquet.hadoop.ParquetWriter
 import org.apache.parquet.hadoop.metadata.CompressionCodecName
-import org.opendc.compute.workload.trace.bp.BP_RESOURCES_SCHEMA
-import org.opendc.compute.workload.trace.bp.BP_RESOURCE_STATES_SCHEMA
 import org.opendc.trace.*
 import org.opendc.trace.azure.AzureTraceFormat
 import org.opendc.trace.bitbrains.BitbrainsExTraceFormat
 import org.opendc.trace.bitbrains.BitbrainsTraceFormat
+import org.opendc.trace.opendc.OdcVmTraceFormat
 import org.opendc.trace.util.parquet.LocalOutputFile
 import java.io.File
 import java.util.*
@@ -106,7 +105,7 @@ internal class TraceConverterCli : CliktCommand(name = "trace-converter") {
         logger.info { "Building resources table" }
 
         val metaWriter = AvroParquetWriter.builder<GenericData.Record>(LocalOutputFile(metaParquet))
-            .withSchema(BP_RESOURCES_SCHEMA)
+            .withSchema(OdcVmTraceFormat.RESOURCES_SCHEMA)
             .withCompressionCodec(CompressionCodecName.ZSTD)
             .enablePageWriteChecksum()
             .build()
@@ -117,7 +116,7 @@ internal class TraceConverterCli : CliktCommand(name = "trace-converter") {
         logger.info { "Building resource states table" }
 
         val writer = AvroParquetWriter.builder<GenericData.Record>(LocalOutputFile(traceParquet))
-            .withSchema(BP_RESOURCE_STATES_SCHEMA)
+            .withSchema(OdcVmTraceFormat.RESOURCE_STATES_SCHEMA)
             .withCompressionCodec(CompressionCodecName.ZSTD)
             .enableDictionaryEncoding()
             .enablePageWriteChecksum()
@@ -170,7 +169,7 @@ internal class TraceConverterCli : CliktCommand(name = "trace-converter") {
                 continue
             }
 
-            val builder = GenericRecordBuilder(BP_RESOURCES_SCHEMA)
+            val builder = GenericRecordBuilder(OdcVmTraceFormat.RESOURCES_SCHEMA)
 
             builder["id"] = id
             builder["submissionTime"] = startTime
@@ -207,7 +206,7 @@ internal class TraceConverterCli : CliktCommand(name = "trace-converter") {
                     continue
                 }
 
-                val builder = GenericRecordBuilder(BP_RESOURCE_STATES_SCHEMA)
+                val builder = GenericRecordBuilder(OdcVmTraceFormat.RESOURCE_STATES_SCHEMA)
                 builder["id"] = id
 
                 val timestamp = reader.get(RESOURCE_STATE_TIMESTAMP).toEpochMilli()
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTable.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTable.kt
deleted file mode 100644
index 958ed49d..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTable.kt
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.apache.avro.generic.GenericRecord
-import org.opendc.trace.*
-import org.opendc.trace.util.parquet.LocalParquetReader
-import java.nio.file.Path
-
-/**
- * The resource state [Table] in the Bitbrains Parquet format.
- */
-internal class BPResourceStateTable(private val path: Path) : Table {
-    override val name: String = TABLE_RESOURCE_STATES
-    override val isSynthetic: Boolean = false
-
-    override val columns: List<TableColumn<*>> = listOf(
-        RESOURCE_STATE_ID,
-        RESOURCE_STATE_TIMESTAMP,
-        RESOURCE_STATE_DURATION,
-        RESOURCE_STATE_NCPUS,
-        RESOURCE_STATE_CPU_USAGE,
-    )
-
-    override fun newReader(): TableReader {
-        val reader = LocalParquetReader<GenericRecord>(path.resolve("trace.parquet"))
-        return BPResourceStateTableReader(reader)
-    }
-
-    override fun newReader(partition: String): TableReader {
-        throw IllegalArgumentException("Unknown partition $partition")
-    }
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTableReader.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTableReader.kt
deleted file mode 100644
index 655da2b6..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceStateTableReader.kt
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.apache.avro.generic.GenericRecord
-import org.opendc.trace.*
-import org.opendc.trace.util.parquet.LocalParquetReader
-import java.time.Duration
-import java.time.Instant
-
-/**
- * A [TableReader] implementation for the Bitbrains Parquet format.
- */
-internal class BPResourceStateTableReader(private val reader: LocalParquetReader<GenericRecord>) : TableReader {
-    /**
-     * The current record.
-     */
-    private var record: GenericRecord? = null
-
-    override fun nextRow(): Boolean {
-        record = reader.read()
-        return record != null
-    }
-
-    override fun hasColumn(column: TableColumn<*>): Boolean {
-        return when (column) {
-            RESOURCE_STATE_ID -> true
-            RESOURCE_STATE_TIMESTAMP -> true
-            RESOURCE_STATE_DURATION -> true
-            RESOURCE_STATE_NCPUS -> true
-            RESOURCE_STATE_CPU_USAGE -> true
-            else -> false
-        }
-    }
-
-    override fun <T> get(column: TableColumn<T>): T {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-
-        @Suppress("UNCHECKED_CAST")
-        val res: Any = when (column) {
-            RESOURCE_STATE_ID -> record["id"].toString()
-            RESOURCE_STATE_TIMESTAMP -> Instant.ofEpochMilli(record["time"] as Long)
-            RESOURCE_STATE_DURATION -> Duration.ofMillis(record["duration"] as Long)
-            RESOURCE_STATE_NCPUS -> record["cores"]
-            RESOURCE_STATE_CPU_USAGE -> (record["cpuUsage"] as Number).toDouble()
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-
-        @Suppress("UNCHECKED_CAST")
-        return res as T
-    }
-
-    override fun getBoolean(column: TableColumn<Boolean>): Boolean {
-        throw IllegalArgumentException("Invalid column")
-    }
-
-    override fun getInt(column: TableColumn<Int>): Int {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-
-        return when (column) {
-            RESOURCE_STATE_NCPUS -> record["cores"] as Int
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-    }
-
-    override fun getLong(column: TableColumn<Long>): Long {
-        throw IllegalArgumentException("Invalid column")
-    }
-
-    override fun getDouble(column: TableColumn<Double>): Double {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-        return when (column) {
-            RESOURCE_STATE_CPU_USAGE -> (record["cpuUsage"] as Number).toDouble()
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-    }
-
-    override fun close() {
-        reader.close()
-    }
-
-    override fun toString(): String = "BPResourceStateTableReader"
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTable.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTable.kt
deleted file mode 100644
index 75782486..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTable.kt
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.apache.avro.generic.GenericRecord
-import org.opendc.trace.*
-import org.opendc.trace.util.parquet.LocalParquetReader
-import java.nio.file.Path
-
-/**
- * The resource [Table] in the Bitbrains Parquet format.
- */
-internal class BPResourceTable(private val path: Path) : Table {
-    override val name: String = TABLE_RESOURCES
-    override val isSynthetic: Boolean = false
-
-    override val columns: List<TableColumn<*>> = listOf(
-        RESOURCE_ID,
-        RESOURCE_START_TIME,
-        RESOURCE_STOP_TIME,
-        RESOURCE_NCPUS,
-        RESOURCE_MEM_CAPACITY
-    )
-
-    override fun newReader(): TableReader {
-        val reader = LocalParquetReader<GenericRecord>(path.resolve("meta.parquet"))
-        return BPResourceTableReader(reader)
-    }
-
-    override fun newReader(partition: String): TableReader {
-        throw IllegalArgumentException("Unknown partition $partition")
-    }
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTableReader.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTableReader.kt
deleted file mode 100644
index 323ee9d0..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPResourceTableReader.kt
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.apache.avro.generic.GenericRecord
-import org.opendc.trace.*
-import org.opendc.trace.util.parquet.LocalParquetReader
-import java.time.Instant
-
-/**
- * A [TableReader] implementation for the Bitbrains Parquet format.
- */
-internal class BPResourceTableReader(private val reader: LocalParquetReader<GenericRecord>) : TableReader {
-    /**
-     * The current record.
-     */
-    private var record: GenericRecord? = null
-
-    override fun nextRow(): Boolean {
-        record = reader.read()
-        return record != null
-    }
-
-    override fun hasColumn(column: TableColumn<*>): Boolean {
-        return when (column) {
-            RESOURCE_ID -> true
-            RESOURCE_START_TIME -> true
-            RESOURCE_STOP_TIME -> true
-            RESOURCE_NCPUS -> true
-            RESOURCE_MEM_CAPACITY -> true
-            else -> false
-        }
-    }
-
-    override fun <T> get(column: TableColumn<T>): T {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-
-        @Suppress("UNCHECKED_CAST")
-        val res: Any = when (column) {
-            RESOURCE_ID -> record["id"].toString()
-            RESOURCE_START_TIME -> Instant.ofEpochMilli(record["submissionTime"] as Long)
-            RESOURCE_STOP_TIME -> Instant.ofEpochMilli(record["endTime"] as Long)
-            RESOURCE_NCPUS -> getInt(RESOURCE_NCPUS)
-            RESOURCE_MEM_CAPACITY -> getDouble(RESOURCE_MEM_CAPACITY)
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-
-        @Suppress("UNCHECKED_CAST")
-        return res as T
-    }
-
-    override fun getBoolean(column: TableColumn<Boolean>): Boolean {
-        throw IllegalArgumentException("Invalid column")
-    }
-
-    override fun getInt(column: TableColumn<Int>): Int {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-
-        return when (column) {
-            RESOURCE_NCPUS -> record["maxCores"] as Int
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-    }
-
-    override fun getLong(column: TableColumn<Long>): Long {
-        throw IllegalArgumentException("Invalid column")
-    }
-
-    override fun getDouble(column: TableColumn<Double>): Double {
-        val record = checkNotNull(record) { "Reader in invalid state" }
-
-        return when (column) {
-            RESOURCE_MEM_CAPACITY -> (record["requiredMemory"] as Number).toDouble() * 1000.0 // MB to KB
-            else -> throw IllegalArgumentException("Invalid column")
-        }
-    }
-
-    override fun close() {
-        reader.close()
-    }
-
-    override fun toString(): String = "BPResourceTableReader"
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTrace.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTrace.kt
deleted file mode 100644
index b4e64fab..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTrace.kt
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.opendc.trace.TABLE_RESOURCES
-import org.opendc.trace.TABLE_RESOURCE_STATES
-import org.opendc.trace.Table
-import org.opendc.trace.Trace
-import java.nio.file.Path
-
-/**
- * A [Trace] in the Bitbrains Parquet format.
- */
-public class BPTrace internal constructor(private val path: Path) : Trace {
-    override val tables: List<String> = listOf(TABLE_RESOURCES, TABLE_RESOURCE_STATES)
-
-    override fun containsTable(name: String): Boolean =
-        name == TABLE_RESOURCES || name == TABLE_RESOURCE_STATES
-
-    override fun getTable(name: String): Table? {
-        return when (name) {
-            TABLE_RESOURCES -> BPResourceTable(path)
-            TABLE_RESOURCE_STATES -> BPResourceStateTable(path)
-            else -> null
-        }
-    }
-
-    override fun toString(): String = "BPTrace[$path]"
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTraceFormat.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTraceFormat.kt
deleted file mode 100644
index 9662476d..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/BPTraceFormat.kt
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.opendc.trace.spi.TraceFormat
-import java.net.URL
-import java.nio.file.Paths
-import kotlin.io.path.exists
-
-/**
- * A format implementation for the GWF trace format.
- */
-public class BPTraceFormat : TraceFormat {
-    /**
-     * The name of this trace format.
-     */
-    override val name: String = "bitbrains-parquet"
-
-    /**
-     * Open a Bitbrains Parquet trace.
-     */
-    override fun open(url: URL): BPTrace {
-        val path = Paths.get(url.toURI())
-        require(path.exists()) { "URL $url does not exist" }
-        return BPTrace(path)
-    }
-}
diff --git a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/Schemas.kt b/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/Schemas.kt
deleted file mode 100644
index 4f6dbce3..00000000
--- a/opendc-compute/opendc-compute-workload/src/main/kotlin/org/opendc/compute/workload/trace/bp/Schemas.kt
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * 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.compute.workload.trace.bp
-
-import org.apache.avro.Schema
-import org.apache.avro.SchemaBuilder
-
-/**
- * Schema for the resources table in the trace.
- */
-public val BP_RESOURCES_SCHEMA: Schema = SchemaBuilder
-    .record("meta")
-    .namespace("org.opendc.trace.capelin")
-    .fields()
-    .requiredString("id")
-    .requiredLong("submissionTime")
-    .requiredLong("endTime")
-    .requiredInt("maxCores")
-    .requiredLong("requiredMemory")
-    .endRecord()
-
-/**
- * Schema for the resource states table in the trace.
- */
-public val BP_RESOURCE_STATES_SCHEMA: Schema = SchemaBuilder
-    .record("meta")
-    .namespace("org.opendc.trace.capelin")
-    .fields()
-    .requiredString("id")
-    .requiredLong("time")
-    .requiredLong("duration")
-    .requiredInt("cores")
-    .requiredDouble("cpuUsage")
-    .requiredLong("flops")
-    .endRecord()