From e3a7314fd4866383034c1d5460e0ae7e6e406244 Mon Sep 17 00:00:00 2001
From: George Farias <georgesouzafarias@gmail.com>
Date: Wed, 24 Apr 2024 04:35:39 -0300
Subject: [PATCH] Add priorityclassname Support (#779)

* add-priorityclassname-support

* Fixed Readme and Values

* Fix indentation

---------

Co-authored-by: Mario Macias <mario.macias@grafana.com>
---
 deployments/helm/README.md                | 1 +
 deployments/helm/templates/daemon-set.yml | 3 +++
 deployments/helm/values.yaml              | 8 ++++++--
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/deployments/helm/README.md b/deployments/helm/README.md
index 39c353b19..ef4d9b297 100644
--- a/deployments/helm/README.md
+++ b/deployments/helm/README.md
@@ -57,6 +57,7 @@ eBPF-based autoinstrumentation of HTTP and HTTPS services
 | serviceAccount.name | string | `""` | The name of the service account to use. If not set and create is true, a name is generated using the fullname template |
 | tolerations | list | `[]` | Tolerations allow pods to be scheduled on nodes with specific taints |
 | updateStrategy.type | string | `"RollingUpdate"` | update strategy type |
+| priorityClassName | string|`""` | priorityClassName for pods |
 | volumeMounts | list | `[]` | Additional volumeMounts on the output Deployment definition. |
 | volumes | list | `[]` | Additional volumes on the output daemonset definition. |
 
diff --git a/deployments/helm/templates/daemon-set.yml b/deployments/helm/templates/daemon-set.yml
index 98a92861e..f2e013a91 100644
--- a/deployments/helm/templates/daemon-set.yml
+++ b/deployments/helm/templates/daemon-set.yml
@@ -36,6 +36,9 @@ spec:
       {{- if or (eq .Values.preset "network") .Values.config.data.network }}
       hostNetwork: true
       {{- end }}
+      {{- if .Values.priorityClassName }}
+      priorityClassName: {{ .Values.priorityClassName }}
+      {{- end }}
       containers:
         - name: beyla
           image: {{ .Values.global.image.registry | default .Values.image.registry }}/{{ .Values.image.repository }}{{ include "beyla.imageId" . }}
diff --git a/deployments/helm/values.yaml b/deployments/helm/values.yaml
index dbab3bc5f..8dfa4ead0 100644
--- a/deployments/helm/values.yaml
+++ b/deployments/helm/values.yaml
@@ -42,7 +42,7 @@ rbac:
   extraClusterRoleRules: []
   # - apiGroups: []
   #   resources: []
-  
+
 serviceAccount:
   # -- Specifies whether a service account should be created
   create: true
@@ -67,6 +67,10 @@ securityContext: {}
   # runAsNonRoot: true
   # runAsUser: 1000
 
+priorityClassName: ""
+  # system-node-critical
+  # system-cluster-critical
+
 ## -- Expose the beyla internal metrics service to be accessed from outside the cluster (LoadBalancer service).
 ## or access it from within the cluster (ClusterIP service). Set the service type and the port to serve it.
 ## ref: http://kubernetes.io/docs/user-guide/services/
@@ -174,7 +178,7 @@ config:
     # grafana:
     #   otlp:
     #     cloud_zone: prod-eu-west-0
-    #     cloud_instance_id: 123456  
+    #     cloud_instance_id: 123456
     #     cloud_api_key:
     attributes:
       kubernetes: