Advertisements I created a simple helm chart using helm create nginx-test and it worked successfully Is it possible to set the values service.port at run-time by calling a template function as mentioned below helm install –set service.port="{{ include changePortNo . }}" nginx-test . The named template changePortNo was defined in _helpers.tpl >Solution : You can’t… Read More How to set values at runtime using Named templates in helm chart?

Advertisements I have the following yml file as my GitHub workflow: name: Lint and Test Charts on: push: branches: [ main/master ] pull_request: branches: [ main/master ] paths: – ‘open-electrons-monitoring/**’ – "!**/README.md" – "!images/**" – "!README.md" jobs: lint-test: runs-on: ubuntu-latest steps: – name: Checkout uses: actions/checkout@v2 with: fetch-depth: 0 – name: Install Helm uses: azure/setup-helm@v1… Read More GitHub Actions Workflow not getting Triggered

Advertisements I am using the Keycloak helm chart from codecentric. The chart depends on the PostgreSQL chart form bitnami, and by default the PostgreSQL chart uses the default storage class. Looking values.yaml, I can see there is a section for postgresql, but there is no mention of the storage class. Is it possible to use… Read More Helm – How to change the storage class used by PostgreSQL when deploying Keycloak

Advertisements Is there a way to do helm upgrade something . And immediately attach to created container logs? >Solution : There is not. For some idea of the complexity involved, consider upgrading this Deployment: apiVersion: apps/v1 kind: Deployment spec: replicas: 10 template: spec: initContainers: – name: wait image: busybox command: [sleep, ’60’] containers: […] In… Read More Helm upgrade and immediately show logs

Advertisements In my helm template I want to have the following block: ports: – containerPort: {{ .Values.ports.containerPort | default 8080}} name: {{ .Values.ports.name | default "8080tcp02" | quote}} protocol: {{ .Values.ports.protocol | default "TCP" | quote}} {{- end }} If in values.yaml file block ports exist, then take values for containerPort, name andprotocol from there.… Read More Kubernetes Helm Chart Template if-condition

Advertisements Suppose we have the following in, say, _helpers.tpl: {{- define "app.selectorLabels" -}} app.kubernetes.io/name: app app.kubernetes.io/instance: instance {{- end }} {{- define "app.component.selectorLabels" -}} {{ include "app.selectorLabels" . }} app.kubernetes.io/component: component {{- end }} {{- define "app.labels" -}} foo: bar {{ include "app.selectorLabels" . }} {{- end }} {{- define "app.component.labels" -}} {{ include "app.labels"… Read More How to merge named templates in Helm

Advertisements We can access the index by this way : {{- range $i, $s := (some list) }} {{$i}} {{-end }} output: 0 1 ..etc However when the list is a result of a string split, the index becomes prefixed with an underscore {{- range $i, $s := (split "X" "aaXbbXcc") }} {{$i}} {{-end }}… Read More Helm template prefixes range index with an underscore

Advertisements My secret file looks like: apiVersion: v1 kind: Secret metadata: name: secret type: Opaque stringData: "user.name": "user" "user.password": "password" And I am trying to get a value with the next code: {{- $secret := lookup "v1" "Secret" .Release.Namespace "secret" -}} {{- if $secret -}} {{- print $secret.data.user.password}} The problem is "user.password" key contains a… Read More How to get a value from the secret when a key contains got?