README.md

Configmap helm chart

Introduction

This chart bootstraps a configmap deployment on a Kubernetes cluster using Helm package manager.

Prerequisites

The code was tested on Kubernetes cluster (v1.21.11) with Istio (1.12.6)

It is possible to use other versions, but it hasn't been tested

Operation system

The code works in Debian-based Linux (Debian 10 and Ubuntu 20.04) and Windows WSL 2. Also, it works but is not guaranteed in Google Cloud Shell. All other operating systems, including macOS, are not verified and supported.

Packages

Packages are only needed for installation from a local computer.

• HELM (version: v3.7.1 or higher) helm
• Kubectl (version: v1.21.0 or higher) kubectl

Installation

This Helm chart should be installed before deploy Helm Chart First you need to set variables in values.yaml file using any code editor. Some of the values are prefilled, but you need to specify some values as well. You can find more information about them below.

Common variables

Name	Description	Type	Default	Required
logLevel	logging level	string	INFO	yes
springProfilesActive	active spring profile	string	gcp	yes

Google Cloud variables

Name	Description	Type	Default	Required
entitlementsHost	entitlements service host address	string	http://entitlements	yes
registerHost	register service host address	string	http://register	yes
partitionHost	partition service host address	string	http://partition	yes
googleAudiences	your Google Cloud client ID	string	-	yes

googleAudiences: If you are connected to Google Cloud console with gcloud auth application-default login --no-browser from your terminal, you can get your client_id using the command:

cat ~/.config/gcloud/application_default_credentials.json | grep client_id

Config variables

Name	Description	Type	Default	Required
configmap	configmap name	string	notification-config	yes
appName	name of the app	string	notification	yes
onPremEnabled	whether on-prem is enabled	boolean	false	yes

Install the helm chart

Run this command from within this directory:

helm install gcp-notification-configmap .

Uninstalling the Chart

To uninstall the helm deployment:

helm uninstall gcp-notification-configmap

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