Add ARM64 tolerations to alloy, ksm, and opencost (#717)

Signed-off-by: Pete Wall <pete.wall@grafana.com>

charts/k8s-monitoring/README.md

@@ -223,7 +223,7 @@ The Prometheus and Loki services may be hosted on the same cluster, or remotely
 | configValidator.extraLabels | object | `{}` | Extra labels to add to the test config validator job. |
 | configValidator.nodeSelector | object | `{"kubernetes.io/os":"linux"}` | nodeSelector to apply to the config validator job. |
 | configValidator.serviceAccount | object | `{"name":""}` | Service Account to use for the config validator job. |
-| configValidator.tolerations | list | `[]` | Tolerations to apply to the config validator job. |
+| configValidator.tolerations | list | `[{"effect":"NoSchedule","key":"kubernetes.io/arch","operator":"Equal","value":"arm64"}]` | Tolerations to apply to the config validator job. |
 
 ### External Services (Loki)
 

charts/k8s-monitoring/values.yaml

@@ -1990,6 +1990,14 @@ configValidator:
   nodeSelector:
     kubernetes.io/os: linux
 
+  # -- Tolerations to apply to the config validator job.
+  # @section -- Config Validator Job
+  tolerations:
+    - key: "kubernetes.io/arch"
+      operator: "Equal"
+      value: "arm64"
+      effect: "NoSchedule"
+
   # -- Extra annotations to add to the test config validator job.
   # @section -- Config Validator Job
   extraAnnotations: {}
@@ -1998,10 +2006,6 @@ configValidator:
   # @section -- Config Validator Job
   extraLabels: {}
 
-  # -- Tolerations to apply to the config validator job.
-  # @section -- Config Validator Job
-  tolerations: []
-
   # -- Service Account to use for the config validator job.
   # @section -- Config Validator Job
   serviceAccount:
@@ -2135,6 +2139,13 @@ kube-state-metrics:
   nodeSelector:
     kubernetes.io/os: linux
 
+  # @ignored
+  tolerations:
+    - key: "kubernetes.io/arch"
+      operator: "Equal"
+      value: "arm64"
+      effect: "NoSchedule"
+
   # @ignored - Enable the release label
   releaseLabel: true
 
@@ -2288,6 +2299,13 @@ opencost:
     nodeSelector:
       kubernetes.io/os: linux
 
+    # @ignored -- This skips including these values in README.md
+    tolerations:
+      - key: "kubernetes.io/arch"
+        operator: "Equal"
+        value: "arm64"
+        effect: "NoSchedule"
+
 # Settings for the Kepler deployment
 # You can use this sections to make modifications to the Kepler deployment.
 # See https://github.com/sustainable-computing-io/kepler-helm-chart/tree/main/chart/kepler for available values.
@@ -2407,9 +2425,16 @@ alloy:
   # @ignored
   controller:
     type: statefulset
+
     nodeSelector:
       kubernetes.io/os: linux
 
+    tolerations:
+      - key: "kubernetes.io/arch"
+        operator: "Equal"
+        value: "arm64"
+        effect: "NoSchedule"
+
     podAnnotations:
       k8s.grafana.com/logs.job: integrations/alloy
 
@@ -2449,6 +2474,12 @@ alloy-events:
     nodeSelector:
       kubernetes.io/os: linux
 
+    tolerations:
+      - key: "kubernetes.io/arch"
+        operator: "Equal"
+        value: "arm64"
+        effect: "NoSchedule"
+
     podAnnotations:
       k8s.grafana.com/logs.job: integrations/alloy