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add an experimental helm chart for running legacy IOCs in cluster
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‎dls-k8s-c7/.helmignore‎

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# Patterns to ignore when building packages.
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# This supports shell glob matching, relative path matching, and
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# negation (prefixed with !). Only one pattern per line.
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.DS_Store
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# Common VCS dirs
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.git/
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.gitignore
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.bzr/
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.bzrignore
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.hg/
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.hgignore
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.svn/
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# Common backup files
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*.swp
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*.bak
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*.tmp
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*.orig
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*~
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# Various IDEs
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.project
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.idea/
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*.tmproj
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.vscode/

‎dls-k8s-c7/Chart.yaml‎

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apiVersion: v2
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name: dls-k8s-c7
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description: A Helm chart legacy DLS IOCs
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type: application
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# This is the chart version. This version number should be incremented each time you make changes
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# to the chart and its templates, including the app version.
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# Versions are expected to follow Semantic Versioning (https://semver.org/)
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version: 0.1.0
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# This is the version number of the application being deployed. It implies the
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# the version tag of the container image.
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appVersion: 2025.5.1

‎dls-k8s-c7/README.md‎

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A Helm Chart for deploying the dev-c7 container into a DLS Cluster.
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Intended for runnhing legacy IOCs in a RHEL8 or higher DLS worker node.

‎dls-k8s-c7/templates/_helpers.tpl‎

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{{/*
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Expand the name of the chart.
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*/}}
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{{- define "dls-k8s-c7.name" -}}
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{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
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{{- end }}
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{{/*
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Create a default fully qualified app name.
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We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
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If release name contains chart name it will be used as a full name.
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*/}}
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{{- define "dls-k8s-c7.fullname" -}}
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{{- if .Values.fullnameOverride }}
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{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
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{{- else }}
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{{- $name := default .Chart.Name .Values.nameOverride }}
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{{- if contains $name .Release.Name }}
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{{- .Release.Name | trunc 63 | trimSuffix "-" }}
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{{- else }}
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{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{/*
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Create chart name and version as used by the chart label.
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*/}}
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{{- define "dls-k8s-c7.chart" -}}
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{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
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{{- end }}
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{{/*
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Common labels
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*/}}
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{{- define "dls-k8s-c7.labels" -}}
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helm.sh/chart: {{ include "dls-k8s-c7.chart" . }}
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{{ include "dls-k8s-c7.selectorLabels" . }}
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{{- if .Chart.AppVersion }}
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app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
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{{- end }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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{{- end }}
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{{/*
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Selector labels
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*/}}
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{{- define "dls-k8s-c7.selectorLabels" -}}
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app.kubernetes.io/name: {{ include "dls-k8s-c7.name" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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{{- end }}
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{{/*
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Create the name of the service account to use
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*/}}
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{{- define "dls-k8s-c7.serviceAccountName" -}}
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{{- if .Values.serviceAccount.create }}
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{{- default (include "dls-k8s-c7.fullname" .) .Values.serviceAccount.name }}
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{{- else }}
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{{- default "default" .Values.serviceAccount.name }}
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{{- end }}
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{{- end }}

‎dls-k8s-c7/templates/deployment.yaml‎

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: {{ include "dls-k8s-c7.fullname" . }}
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labels:
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{{- include "dls-k8s-c7.labels" . | nindent 4 }}
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spec:
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replicas: {{ .Values.replicaCount }}
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selector:
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matchLabels:
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{{- include "dls-k8s-c7.selectorLabels" . | nindent 6 }}
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template:
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metadata:
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{{- with .Values.podAnnotations }}
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annotations:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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labels:
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{{- include "dls-k8s-c7.labels" . | nindent 8 }}
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{{- with .Values.podLabels }}
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{{- toYaml . | nindent 8 }}
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{{- end }}
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spec:
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hostNetwork: {{ .Values.hostNetwork }}
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{{- with .Values.imagePullSecrets }}
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imagePullSecrets:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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securityContext:
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runAsNonRoot: true
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runAsUser: {{ .Values.userId }}
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runAsGroup: {{ .Values.groupId | default .Values.userId }}
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containers:
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- name: {{ .Chart.Name }}
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image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
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command:
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- bash
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args:
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- "-c"
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- "sleep infinity"
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workingDir: /dls_sw/prod/R3.14.12.7/ioc/BL16I/BL16I-MO-IOC-12/21-2
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env:
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- name: HOME
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value: /home/{{ .Values.userName }}
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- name: USER
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value: {{ .Values.userName }}
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imagePullPolicy: {{ .Values.image.pullPolicy }}
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{{- with .Values.livenessProbe }}
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livenessProbe:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.readinessProbe }}
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readinessProbe:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.resources }}
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resources:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.volumeMounts }}
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volumeMounts:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.volumes }}
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volumes:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.nodeSelector }}
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nodeSelector:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.affinity }}
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affinity:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.tolerations }}
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tolerations:
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{{- toYaml . | nindent 8 }}
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{{- end }}

‎dls-k8s-c7/values.yaml‎

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# Default values for dls-k8s-c7.
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# This is a YAML-formatted file.
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# Declare variables to be passed into your templates.
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# This will set the replicaset count more information can be found here: https://kubernetes.io/docs/concepts/workloads/controllers/replicaset/
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replicaCount: 1
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# This sets the container image more information can be found here: https://kubernetes.io/docs/concepts/containers/images/
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image:
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repository: ghcr.io/diamondlightsource/dev-c7
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# This sets the pull policy for images.
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pullPolicy: IfNotPresent
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# Overrides the image tag whose default is the chart appVersion.
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tag: ""
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# these must be filled
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userId: 1200288
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userName: hgv27681
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# set to true for Channel access to be served on the locl subnet.
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hostNetwork: false
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# This is for the secrets for pulling an image from a private repository more information can be found here: https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
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imagePullSecrets: []
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# This is to override the chart name.
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nameOverride: ""
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fullnameOverride: ""
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# This is for setting Kubernetes Annotations to a Pod.
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# For more information checkout: https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
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podAnnotations: {}
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# This is for setting Kubernetes Labels to a Pod.
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# For more information checkout: https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/
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podLabels: {}
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podSecurityContext:
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{}
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# fsGroup: 2000
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resources:
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{}
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# We usually recommend not to specify default resources and to leave this as a conscious
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# choice for the user. This also increases chances charts run on environments with little
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# resources, such as Minikube. If you do want to specify resources, uncomment the following
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# lines, adjust them as necessary, and remove the curly braces after 'resources:'.
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# limits:
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# cpu: 100m
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# memory: 128Mi
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# requests:
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# cpu: 100m
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# memory: 128Mi
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# volumes for the Deployment.
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volumes:
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- name: work
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hostPath:
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path: /dls_sw/work
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- name: prod
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hostPath:
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path: /dls_sw/prod
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- name: epics
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hostPath:
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path: /dls_sw/epics
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- name: apps
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hostPath:
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path: /dls_sw/apps
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- name: targetos
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hostPath:
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path: /dls_sw/targetOS
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- name: etc
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hostPath:
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path: /dls_sw/etc
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- name: home
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hostPath:
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path: /home/hgv27681
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# volumeMounts for the Deployment.
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volumeMounts:
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- name: work
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mountPath: /dls_sw/work
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readOnly: true
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- name: prod
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mountPath: /dls_sw/prod
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readOnly: true
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- name: epics
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mountPath: /dls_sw/epics
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readOnly: true
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- name: apps
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mountPath: /dls_sw/apps
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readOnly: true
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- name: targetos
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mountPath: /dls_sw/targetOS
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readOnly: true
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- name: etc
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mountPath: /dls_sw/etc
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readOnly: true
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- name: home
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mountPath: /home/hgv27681
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nodeSelector: {}
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tolerations: []
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affinity: {}

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