Helm Day 2 Assignment

Bhavya unnikrishnan — Thu, 31 Aug 2023 12:06:03 +0000

Topics covered

** 1. Creating and Packaging a Helm Chart:**
Create a New Chart:
helm create mychart
This will create a directory named mychart with the basic chart structure.
Creating and packaging a Helm chart involves organizing Kubernetes resources and configurations into a reusable package for deployment.

helm package

** 2. Creating Local & Remote Helm Repository**

Local Repository Configuration

Create a Repository Directory
Add Charts
Update index.yaml
Use the Repositor

Remote Repository Configuration

A remote repository is hosted online and can be accessed by others. To configure a remote repository:

** 3. Working with helm remote repo using github**

Create a GitHub repository to host your Helm charts. You can create a dedicated repository for your charts or use an existing repository.

Clone and push the chart to git repo

Add GitHub Repository as Helm Repository

Reading through the values.yml file and the precedence of the values from the helm tree
Input Validation With Values.Schema.Json Creating a new file called Values.Schema.Json and validating it with the values.yml file 6.Lint and templates

Helm Questions and Answer – Day 1

Bhavya unnikrishnan — Wed, 30 Aug 2023 07:12:13 +0000

1. What is Helm?

Helm is a package manager tool for Kubernetes, helps in managing, deploying, and upgrading applications by using a combination of charts, templates, and values.

2. write 5 reason why we need helm?

Helps to simplify deployments
Has version control helps to deploy and rollback
Helps to customize configuration management through the use of charts, templates, and values.
Saves time and reduce potential human errors
reuse and build upon existing charts thus has good community collaboration.

3.How Helm works?

Helm packages all the setup details in charts, which are like packages. These charts can be adjusted using values to match each situation. When you install a chart, Helm creates the needed instructions for Kubernetes to set up everything correctly. Helm also remembers all the changes you make, so you can go back to previous versions if needed

4.What are the components of helm eco systems?

Helm CLI: Command-line tool to interact with Helm.
Charts: Packages containing app details.
Templates: It holds the Kubernetes resource info.
Values: Customizable settings.
Release: Deployed app instance.
Helm Repositories: Stores and shares charts.
Helm Hub: Central chart repository.
Plugins: Extend Helm's functions.
Helmfile: Declarative release manager.

5.What are parallel tools of helm for another platform and programming Language?

Kustomize - for k8
Ansible
chef
Puppet

6.Explained a Directory structure of helm
Sample-chart/
├── Chart.yaml
├── values.yaml
├── charts/
├── templates/
│ ├── _helpers.tpl
└── README.md

Debug School: Bhavya unnikrishnan

Helm Day 2 Assignment

Topics covered

Helm Questions and Answer – Day 1