IP-Reverse: A Flask App with MongoDB on GKE

This project demonstrates deploying a Flask application with a MongoDB backend to Google Kubernetes Engine (GKE) using Docker, Helm, and GitHub Actions for CI/CD.

Table of Contents

• Prerequisites
• Setup
  • GCP Setup
  • Local Setup
• Usage
  • Deploy Locally
  • Deploy to GKE

Prerequisites

• Google Cloud Platform (GCP) account
• Docker Hub account
• GitHub account
• Google Cloud SDK
• kubectl
• Helm

Setup

GCP Setup

1. Create a GCP Project

   • Go to the GCP Console.
   • Create a new project.

2. Enable the Kubernetes Engine API

   • In the GCP Console, navigate to APIs & Services > Library.
   • Enable the Kubernetes Engine API.

3. Create a GKE Cluster

   • In the GCP Console, navigate to Kubernetes Engine > Clusters.
   • Create a new cluster.

4. Authenticate and Configure gcloud

   • Authenticate with your GCP account:

     gcloud auth login

   • Set the default project:

     gcloud config set project YOUR_PROJECT_ID

   • Get credentials for your cluster:

     gcloud container clusters get-credentials YOUR_CLUSTER_NAME --zone YOUR_CLUSTER_ZONE

Local Setup

Clone the repository to your local machine:

git clone https://github.com/your-username/flask-app.git
cd flask-app

Usage

Deploy Locally

Build and Run Docker Container

docker build -t your-dockerhub-username/flask-app:latest .
docker run -p 5001:5001 your-dockerhub-username/flask-app:latest

Access the Flask App

• Open your browser and go to http://localhost:5001.

Deploy to GKE

Push Changes to GitHub

git add .
git commit -m "Deploy to GKE"
git push origin main