Kubernetes and helm

helm

1. install in current dir 

`helm install --namespace=gm-integration -f values-integration.yaml .`

2. Upgrade 

`helm upgrade "gm" -i --namespace=gm-integration -f values-integration.yaml .`

3. Delete purge 

`helm delete --purge "name".`

toml_example.md

1. Get the first element of arrary

{{- $zookeeper_first := index $config.zookeeper_servers 0 -}}

2. Convert to Json

{{ toJson $config.nimbus_seeds }}

3. Parsing array of dict with detecting , for last elemet

{{ range $index, $element := $config.bootstrap_servers -}}
  {{- if $index -}},{{- end -}}
    {{- $element -}}
{{- end }}