Udacity Cloud DevOps Engineer: Project 05 - Capstone

This is final project of Udacity Cloud DevOps Engineer Nanodegree Program. In this project we'll apply the skills and knowledge that I've learn from the nanodegree, including:

• Working with AWS
• Using CircleCI to implement CI/CD
• Building pipelines
• Building Kubernetes clusters
• Building Docker containers in pipelines

Github Link

https://github.com/VinhPham26/udacity-aws-cdo-capstone

Application

This is a simple "Hello, World!" site

Extra things done in this project

• Integrate Slack to send notification describe the result of the jobs
• Check to see whether the app is successfully running and rolled out

Steps & Screenshots

1. Creating config file for CircleCI

The pipeline:

Some messages when CircleCI notify to Slack:

2. Deploy our app

• Setup the EKS cluster: I've used ekscli to setup the cluster automatically through the pipeline create-cluster job

• 

• Try some Hello, World

• Linting the Dockerfile

Lint failed:

Lint succeed:

• Build and push the image to dockerhub Link to the dockerhub: Link

• Create and deploy k8s resources

In the k8s.yml file, contains all the resources needed for the project. The LoadBalancer get deployed as service with an external IP, running on port 80.

Deployment result:

EC2 nodes:

• For post-deployment step, I've using curl to check if the app is up and running at port 80

• Finally, I check if the app successfully rolled out or not

3. Check to see if the app is up and live

Access the app through both the LoadBalancer DNS

How to access to the app

• Through LoadBalancerDNS: http://a87e0695e4f474d1a92c4231daaada4f-267950580.us-west-2.elb.amazonaws.com/