redis deployments: add priority class support

Author: filiphaftek

charts/sourcegraph/CHANGELOG.md

@@ -9,6 +9,7 @@ Use `**BREAKING**:` to denote a breaking change
 ## Unreleased
 
 - Updated OpenTelemetry collector and agent images to run as non-root users [#543](https://github.com/sourcegraph/deploy-sourcegraph-helm/pull/543)
+- redis cache and redis store deployments support priority class
 
 ## 5.6.185
 

charts/sourcegraph/templates/redis/redis-cache.Deployment.yaml

@@ -131,6 +131,9 @@ spec:
         {{- toYaml . | nindent 8 }}
       {{- end }}
       {{- include "sourcegraph.renderServiceAccountName" (list . "redisCache") | trim | nindent 6 }}
+      {{- if .Values.redisCache.priorityClassName }}
+      priorityClassName: {{ .Values.redisCache.priorityClassName }}
+      {{- end }}
       volumes:
       - name: redis-data
         persistentVolumeClaim:

charts/sourcegraph/templates/redis/redis-store.Deployment.yaml

@@ -130,6 +130,9 @@ spec:
         {{- toYaml . | nindent 8 }}
       {{- end }}
       {{- include "sourcegraph.renderServiceAccountName" (list . "redisStore") | trim | nindent 6 }}
+      {{- if .Values.redisStore.priorityClassName }}
+      priorityClassName: {{ .Values.redisStore.priorityClassName }}
+      {{- end }}
       volumes:
       - name: redis-data
         persistentVolumeClaim: