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stuttgart-things/docs/helm

SNIPPETS

GET INSTALLED MANIFESTS BY RELEASE 
helm get manifest ghr-install-configure-docker-sthings-cicd -n arc-runners
RENDER/INSTALL/APPLY 
helm template <CHART>
helm upgrade --install test <CHART> -n test --create-namespace
helm template <CHART> | kubectl apply -f -
STATUS 
helm status vault -n vault
helm get manifest vault -n vault
HELM PACKAGE 
helm package <DIR-TO-HELM-CHART>
HELM REGISTRY LOGIN 
helm registry login -u sthings -p <REPLACE-ME> scr.tiab.labda.sva.de
PUSH CHART TO HARBOR 
helm push sthings-demo-news-0.1.0.tgz oci://scr.tiab.labda.sva.de/sthings-k8s-operator/
PULL CHART FROM HARBOR 
helm pull oci://scr.tiab.labda.sva.de/sthings-k8s-operator/sthings-demo-news --version 0.1.0
INSTALL CHART FROM OCI/HARBOR 
helm install --upgrade sthings-operator oci://scr.tiab.labda.sva.de/sthings-k8s-operator/sthings-demo-news --version 0.1.0
FUNCTION 
# ./<CHART>/templates/_helpers.tpl

{{- define "run" -}}
{{- $envVar := first . -}}
{{- $runName := index . 1 -}}
{{- $run := index . 2 -}}
---
apiVersion: tekton.dev/{{ $run.apiVersion | default "v1" }}
kind: {{ $run.kind | default "Pipeline" }}Run
metadata:
  name: {{ $run.name }}{{- if $run.addRandomDateToRunName }}-{{ now | date "060102-1504" }}{{- end }}
  namespace: {{ $run.namespace | default $envVar.Values.defaultNamespace }}
{{- if $run.annotations }}
  annotations:
  {{- range $key, $value := $run.annotations }}
    {{ $key }}: {{ $value | quote }}
{{- end }}{{- end }}
spec:
  {{ $run.kind | replace "Run" "" | lower | default "pipeline" }}Ref:
{{- if $run.ref }}
    name: {{ $run.ref }}
{{ else }}
    resolver: {{ $run.resolver }}
    params:
    {{- range $k, $v := $run.resolverParams }}
      - name: {{ $k }}
        value: {{ $v | quote -}}
    {{ end }}
{{ end }}
  workspaces:
  {{- range $k, $v := $run.workspaces }}
    - name: {{ $k }}
    {{- if eq $v.workspaceKind "csi" }}
      csi:
        driver: {{ $v.secretProviderDriver }}
        readOnly: true
        volumeAttributes:
          secretProviderClass: {{ $v.secretProviderClass }}{{ end }}
    {{- if eq $v.workspaceKind "volumeClaimTemplate" }}
      volumeClaimTemplate:
        spec:
          storageClassName: {{ $v.storageClassName }}
          accessModes:
          - {{ $v.accessModes }}
          resources:
            requests:
              storage: {{ $v.storage }}{{ end }}
  {{- if or (ne $v.workspaceKind "volumeClaimTemplate") }}{{- if or (ne $v.workspaceKind "csi") }}
    {{- if eq $v.workspaceKind "emptyDir" }}
      emptyDir: {}{{ else }}
      {{ $v.workspaceKind }}:
        {{ $v.workspaceKind | replace "persistentVolumeClaim" "claim" }}Name: {{ $v.workspaceRef }}{{ end }}{{ end }}
  {{ end }}{{ end }}
  params:
  {{- range $k, $v := $run.params }}
    - name: {{ $k }}
      value: {{ $v | quote -}}
  {{ end }}
  {{- if $run.listParams }}
  {{- range $k, $v := $run.listParams }}
    - name: {{ $k }}
      value:
      {{- range $v }}
        - {{ . | quote }}
      {{- end }}
  {{ end }}
  {{ end }}
{{- end }}

{{/*
stuttgart-things/[email protected]/2022
*/}}
INCLUDE 
# ./<CHART>/templates/runs.yaml

{{ if .Values.enableRuns }}
{{- $envVar := . -}}
{{- range $runName, $runTpl := .Values.runs -}}
{{ include "run" (list $envVar $runName $runTpl) }}
{{ end -}}
{{ end }}
VALUES 
# ./<CHART>/values.yaml
---
enableRuns: true

runs:
  build-kaniko:
    name: build-kaniko-image-scaffolder
    addRandomDateToRunName: true
    namespace: tektoncd
    kind: Pipeline
    ref: build-kaniko-image
    params:
      gitRepoUrl: https://github.<ENT>.com/<USER>/scaffolder.git
      gitRevision: add-tekton-pipelinerun-template
      gitWorkspaceSubdirectory: /kaniko/scaffolder
      dockerfile: Dockerfile
      context: /kaniko/scaffolder
      image: akswkstekton.azurecr.io/scaffolder
      tag: v4
    workspaces:
      shared-workspace:
        workspaceKind: volumeClaimTemplate
        storageClassName: longhorn
        accessModes: ReadWriteMany
        storage: 2Gi
      dockerconfig:
        workspaceKind: csi
        secretProviderDriver: secrets-store.csi.k8s.io
        secretProviderClass: vault-kaniko-creds
      basic-auth:
        workspaceKind: csi
        secretProviderDriver: secrets-store.csi.k8s.io
        secretProviderClass: vault-git-creds

HELMFILE

SET VAULT CONNECTION 
export VAULT_ADDR=https://${VAULT_FQDN}}
export VAULT_NAMESPACE=root

# APPROLE AUTH
export VAULT_AUTH_METHOD=approle
export VAULT_ROLE_ID=${VAULT_ROLE_ID}
export VAULT_SECRET_ID=${VAULT_SECRET_ID}

# TOKEN AUTH
export VAULT_AUTH_METHOD=token #default
export VAULT_TOKEN=${VAULT_TOKEN}
RENDER/APPLY 
helmfile template --environment labul-pve-dev
helmfile sync --environment labul-pve-dev
TEST REGISTRY SECRETS W/ HELM 
kubectl run helm-pod -it --rm --image alpine/k8s:1.24.15 -- sh

mkdir -p ~/.docker/
cat <<EOF > ~/.docker/config.json
{"auths": #...
EOF

helm repo add bitnami https://charts.bitnami.com/bitnami
helm repo update
helm pull bitnami/nginx --version 15.1.0
tar xvfz nginx-15.1.0.tgz
yq e -i '.version = "9.9.9"' nginx/Chart.yaml
helm package nginx
helm push nginx-9.9.9.tgz oci://eu.gcr.io/stuttgart-things/