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chore: add Helm chart for Kubernetes deployment
- Add .helmignore file to specify patterns to ignore during package building. - Create Helm Chart files: Chart.yaml, _helpers.tpl, deployment.yaml, secret.yaml, and values.yaml. - Define default values for Helm deployment, including replica count, service port, image details, and security context.
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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/ |
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apiVersion: v2 | ||
name: geekbot | ||
description: A Helm chart for Kubernetes | ||
type: application | ||
version: 0.1.0 | ||
appVersion: "0.0.1" |
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{{/* | ||
Expand the name of the chart. | ||
*/}} | ||
{{- define "helm.name" -}} | ||
{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }} | ||
{{- end }} | ||
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||
{{/* | ||
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 "helm.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 }} | ||
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{{/* | ||
Create chart name and version as used by the chart label. | ||
*/}} | ||
{{- define "helm.chart" -}} | ||
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }} | ||
{{- end }} | ||
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||
{{/* | ||
Common labels | ||
*/}} | ||
{{- define "helm.labels" -}} | ||
helm.sh/chart: {{ include "helm.chart" . }} | ||
{{ include "helm.selectorLabels" . }} | ||
{{- if .Chart.AppVersion }} | ||
app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} | ||
{{- end }} | ||
app.kubernetes.io/managed-by: {{ .Release.Service }} | ||
{{- end }} | ||
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||
{{/* | ||
Selector labels | ||
*/}} | ||
{{- define "helm.selectorLabels" -}} | ||
app.kubernetes.io/name: {{ include "helm.name" . }} | ||
app.kubernetes.io/instance: {{ .Release.Name }} | ||
{{- end }} | ||
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{{/* | ||
Create the name of the service account to use | ||
*/}} | ||
{{- define "helm.serviceAccountName" -}} | ||
{{- if .Values.serviceAccount.create }} | ||
{{- default (include "helm.fullname" .) .Values.serviceAccount.name }} | ||
{{- else }} | ||
{{- default "default" .Values.serviceAccount.name }} | ||
{{- end }} | ||
{{- end }} |
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apiVersion: apps/v1 | ||
kind: Deployment | ||
metadata: | ||
name: {{ include "deploy.fullname" . }} | ||
labels: | ||
{{- include "deploy.labels" . | nindent 4 }} | ||
spec: | ||
{{- if not .Values.autoscaling.enabled }} | ||
replicas: {{ .Values.replicaCount }} | ||
{{- end }} | ||
selector: | ||
matchLabels: | ||
{{- include "deploy.selectorLabels" . | nindent 6 }} | ||
template: | ||
metadata: | ||
{{- with .Values.podAnnotations }} | ||
annotations: | ||
{{- toYaml . | nindent 8 }} | ||
{{- end }} | ||
labels: | ||
{{- include "deploy.selectorLabels" . | nindent 8 }} | ||
spec: | ||
{{- with .Values.imagePullSecrets }} | ||
imagePullSecrets: | ||
{{- toYaml . | nindent 8 }} | ||
{{- end }} | ||
serviceAccountName: {{ include "deploy.serviceAccountName" . }} | ||
securityContext: | ||
{{- toYaml .Values.podSecurityContext | nindent 8 }} | ||
containers: | ||
- name: {{ .Chart.Name }} | ||
securityContext: | ||
{{- toYaml .Values.securityContext | nindent 12 }} | ||
image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}" | ||
imagePullPolicy: {{ .Values.image.pullPolicy }} | ||
ports: | ||
- name: http | ||
containerPort: {{ .Values.service.port }} | ||
protocol: TCP | ||
livenessProbe: | ||
httpGet: | ||
path: / | ||
port: http | ||
readinessProbe: | ||
httpGet: | ||
path: / | ||
port: http | ||
resources: | ||
{{- toYaml .Values.resources | nindent 12 }} | ||
{{- with .Values.nodeSelector }} | ||
nodeSelector: | ||
{{- toYaml . | nindent 8 }} | ||
{{- end }} | ||
{{- with .Values.affinity }} | ||
affinity: | ||
{{- toYaml . | nindent 8 }} | ||
{{- end }} | ||
{{- with .Values.tolerations }} | ||
tolerations: | ||
{{- toYaml . | nindent 8 }} | ||
{{- end }} |
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apiVersion: v1 | ||
kind: Secret | ||
metadata: | ||
name: {{ .Values.secret.name }} | ||
type: Opaque | ||
data: | ||
token: {{ .Values.secret.key | b64enc | quote }} |
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# Default values for helm. | ||
# This is a YAML-formatted file. | ||
# Declare variables to be passed into your templates. | ||
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replicaCount: 1 | ||
service: | ||
port: 80 | ||
image: | ||
registry: "ghcr.io/geekopsua/geekbot" | ||
tag: "latest" | ||
os: "linux" | ||
arch: "amd64" | ||
secret: | ||
name: "kbot" | ||
tokenKey: token | ||
tokenName: TELE_TOKEN | ||
securityContext: | ||
privileged: true |