From 6c896a4a29147a863d797ac5bd5a210d4a9a78ef Mon Sep 17 00:00:00 2001
From: Fabian Mastenbroek <mail.fabianm@gmail.com>
Date: Mon, 10 Oct 2022 11:05:11 +0200
Subject: fix(compute/service): Expose number of registered servers

This change updates the compute service telemetry to also expose the
number of servers that are registered with the service.
---
 .../kotlin/org/opendc/compute/service/internal/ComputeServiceImpl.kt    | 1 +
 .../main/kotlin/org/opendc/compute/service/telemetry/SchedulerStats.kt  | 2 ++
 2 files changed, 3 insertions(+)

(limited to 'opendc-compute')

diff --git a/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/internal/ComputeServiceImpl.kt b/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/internal/ComputeServiceImpl.kt
index caa95e09..0fe016aa 100644
--- a/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/internal/ComputeServiceImpl.kt
+++ b/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/internal/ComputeServiceImpl.kt
@@ -295,6 +295,7 @@ internal class ComputeServiceImpl(
             _attemptsSuccess,
             _attemptsFailure,
             _attemptsError,
+            servers.size,
             _serversPending,
             _serversActive
         )
diff --git a/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/telemetry/SchedulerStats.kt b/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/telemetry/SchedulerStats.kt
index 4dc70286..6e9f458a 100644
--- a/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/telemetry/SchedulerStats.kt
+++ b/opendc-compute/opendc-compute-service/src/main/kotlin/org/opendc/compute/service/telemetry/SchedulerStats.kt
@@ -32,6 +32,7 @@ import org.opendc.compute.service.ComputeService
  * @property attemptsSuccess Scheduling attempts that resulted into an allocation onto a host.
  * @property attemptsFailure The number of failed scheduling attempt due to insufficient capacity at the moment.
  * @property attemptsError The number of scheduling attempts that failed due to system error.
+ * @property serversTotal The number of servers registered with the service.
  * @property serversPending The number of servers that are pending to be scheduled.
  * @property serversActive The number of servers that are currently managed by the service and running.
  */
@@ -41,6 +42,7 @@ public data class SchedulerStats(
     val attemptsSuccess: Long,
     val attemptsFailure: Long,
     val attemptsError: Long,
+    val serversTotal: Int,
     val serversPending: Int,
     val serversActive: Int
 )
-- 
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