[Job] Add job chart (#10)

Signed-off-by: Simon Misencik <[email protected]>

charts/job/.helmignore

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

charts/job/Chart.yaml

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+apiVersion: v2
+name: job
+version: 1.0.0
+description: A Helm chart for Kubernetes Job
+keywords:
+  - job
+home: https://github.com/SimonMisencik/helm-charts
+sources:
+  - https://github.com/SimonMisencik/helm-charts
+maintainers:
+  - name: SimonMisencik
+    email: [email protected]
+icon: https://cdn-icons-png.flaticon.com/512/942/942800.png
+appVersion: "1.0.0"
+annotations:
+  artifacthub.io/changes: |
+    - kind: added
+      description: First release

charts/job/README.md

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+# job
+
+A Helm chart for Kubernetes Job
+
+## Get Repo Info
+
+```console
+helm repo add open https://simonmisencik.github.io/helm-charts
+helm repo update
+```
+
+## Install Chart
+
+```console
+helm install [RELEASE_NAME] open/job
+```
+
+## Upgrading Chart
+
+```console
+helm upgrade [RELEASE_NAME] open/job
+```
+
+## Uninstall Chart
+
+```console
+helm uninstall [RELEASE_NAME]
+```
+
+## Configuration
+
+| Parameter | Description | Default |
+|-----------|-------------|---------|
+| `image.repository` | Image repository | `ubuntu` |
+| `image.pullPolicy` | Image pull policy | `IfNotPresent` |
+| `image.tag` | Image tag | `"latest"` |
+| `imagePullSecrets` | Pull secrets for images | `[]` |
+| `restartPolicy` | Restart policy for job container | `OnFailure` |
+| `command` | Command for container | `'["bash", "-c", "sleep 365d"]'` |
+| `extraInitContainers` | extraInitContainers for job | |
+| `env` | Environment variables for job container | |

charts/job/templates/NOTES.txt

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+Your job was deployed!

charts/job/templates/_helpers.tpl

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

charts/job/templates/job.yaml

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+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: {{ include "job.fullname" . }}
+  labels:
+    {{- include "job.labels" . | nindent 4 }}
+spec:
+  template:
+    spec:
+      restartPolicy: {{ .Values.restartPolicy }}
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.extraInitContainers }}
+      initContainers:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+      - name: {{ .Chart.Name }}
+        image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+        command: {{ .Values.command }}
+        env:
+          {{- range $key, $val := .Values.env }}
+          - name: {{ $key | quote }}
+            value: {{ $val | quote }}
+          {{- end }}

charts/job/values.yaml

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+# Default values for job.
+
+image:
+  repository: ubuntu
+  pullPolicy: IfNotPresent
+  tag: "latest"
+
+imagePullSecrets: []
+restartPolicy: OnFailure
+command: '["bash", "-c", "sleep 365d"]'
+
+extraInitContainers:
+
+env: