build: Upgrade to OpenTelemetry 1.5

This change upgrades the OpenTelemetry dependency to version 1.5, which
contains various breaking changes in the metrics API.

1 files changed, 11 insertions, 5 deletions

diff --git a/opendc-experiments/opendc-experiments-tf20/src/main/kotlin/org/opendc/experiments/tf20/core/SimTFDevice.kt b/opendc-experiments/opendc-experiments-tf20/src/main/kotlin/org/opendc/experiments/tf20/core/SimTFDevice.kt
index d8f92155..0873aac9 100644
--- a/opendc-experiments/opendc-experiments-tf20/src/main/kotlin/org/opendc/experiments/tf20/core/SimTFDevice.kt
+++ b/opendc-experiments/opendc-experiments-tf20/src/main/kotlin/org/opendc/experiments/tf20/core/SimTFDevice.kt
@@ -22,8 +22,9 @@
 
 package org.opendc.experiments.tf20.core
 
+import io.opentelemetry.api.common.AttributeKey
+import io.opentelemetry.api.common.Attributes
 import io.opentelemetry.api.metrics.Meter
-import io.opentelemetry.api.metrics.common.Labels
 import kotlinx.coroutines.*
 import org.opendc.simulator.compute.SimBareMetalMachine
 import org.opendc.simulator.compute.SimMachine
@@ -68,22 +69,27 @@ public class SimTFDevice(
     )
 
     /**
+     * The identifier of a device.
+     */
+    private val deviceId = AttributeKey.stringKey("device.id")
+
+    /**
      * The usage of the device.
      */
-    private val _usage = meter.doubleValueRecorderBuilder("device.usage")
+    private val _usage = meter.histogramBuilder("device.usage")
         .setDescription("The amount of device resources used")
         .setUnit("MHz")
         .build()
-        .bind(Labels.of("device", uid.toString()))
+        .bind(Attributes.of(deviceId, uid.toString()))
 
     /**
      * The power draw of the device.
      */
-    private val _power = meter.doubleValueRecorderBuilder("device.power")
+    private val _power = meter.histogramBuilder("device.power")
         .setDescription("The power draw of the device")
         .setUnit("W")
         .build()
-        .bind(Labels.of("device", uid.toString()))
+        .bind(Attributes.of(deviceId, uid.toString()))
 
     /**
      * The workload that will be run by the device.