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DevOps Info Service (FastAPI)

Python CI (app_python)

Overview

DevOps Info Service is a web application that provides information about the running service and the system it is running on. The application is designed as a foundation for future DevOps labs, including containerization, CI/CD, and monitoring.

Prerequisites

  • Python 3.11 or newer
  • pip
  • Python virtual environment (venv)

Installation

Navigate to the application directory:

cd app_python

Create and activate a virtual environment:

python3 -m venv venv source venv/bin/activate

Install dependencies:

pip install -r requirements.txt

Running the Application

Start the application:

python app.py

Run with custom configuration:

HOST=127.0.0.1 PORT=8080 python app.py

API Endpoints

GET / Returns service, system, runtime, and request information.

GET /health Returns application health status and uptime.

Configuration

Environment variables:

HOST — server host (default: 0.0.0.0)
PORT — server port (default: 5000)

Docker

Build image

docker build -t devops-info-service:lab2 .

Run container

docker run --rm -p 5000:5000 devops-info-service:lab2

From Docker Hub

docker pull fayzullin/devops-info-service:lab2
docker run --rm -p 5000:5000 fayzullin/devops-info-service:lab2

Testing

Install dev dependencies and run tests:

pip install -r requirements.txt -r requirements-dev.txt
pytest