Udagram is a full-stack image filtering application that allows users to register, log in, post photos to a feed, and process photos using an image filtering service. The application consists of:

• Frontend: Angular/Ionic web application
• Backend: Node.js/Express RESTful API
• Database: PostgreSQL

The application is deployed on AWS using the following services:

• AWS S3: Frontend static file hosting
• AWS Elastic Beanstalk: Backend API hosting
• AWS RDS: PostgreSQL database

Frontend URL: http://udagram-frontend-368047729698.s3-website-us-east-1.amazonaws.com

Backend API URL: http://udagram-api-dev.eba-3bfwuymm.us-east-1.elasticbeanstalk.com

- Node v14.15.1 (LTS)
- npm 6.14.8 (LTS) or more recent
- AWS CLI v2
- EB CLI
- PostgreSQL (AWS RDS)
- S3 bucket for frontend hosting

1. Configure AWS CLI with your credentials:

aws configure

2. Set up environment variables (copy from udagram/set_env.sh):

export POSTGRES_USERNAME=your_db_username
export POSTGRES_PASSWORD=your_db_password
export POSTGRES_HOST=your_rds_endpoint
export POSTGRES_DB=postgres
export AWS_BUCKET=arn:aws:s3:::your-bucket-name
export AWS_REGION=us-east-1
export JWT_SECRET=your_jwt_secret
export URL=http://localhost:8100

1. Install root dependencies:

npm install

2. Install and start Backend API:

cd udagram/udagram-api
npm install
npm run dev

3. Install and start Frontend (in new terminal):

cd udagram/udagram-frontend
npm install -f
ionic serve

Backend (Elastic Beanstalk):

cd udagram/udagram-api
npm run build
eb deploy

Frontend (S3):

cd udagram/udagram-frontend
npm run deploy

Push to the master branch to trigger the CI/CD pipeline:

1. Build job runs automatically
2. Manual approval required for deployment
3. Deploy job pushes to AWS

cd udagram/udagram-frontend
npm run test
npm run e2e

• Infrastructure Description
• Pipeline Description
• Application Dependencies
• Architecture Diagram
• Pipeline Diagram

• Angular - Single Page Application Framework
• Ionic - Cross-platform UI toolkit
• Node.js - JavaScript Runtime
• Express - JavaScript API Framework
• PostgreSQL - Relational Database
• AWS - Cloud Services

License