Django Web Apps in Docker: PostgreSQL Database & Compose Configuration
Learn how to dockerize your Django web application step by step with Docker, Docker Compose, and PostgreSQL. This 2025 guide is perfect for beginners and developers who want to deploy any web application using containers.
In this tutorial, you'll see how to:
Set up a Django project for Dockerization
Configure PostgreSQL as your database
Create a Dockerfile and requirements.txt
Write a docker-compose.yml file to run multiple services
Map container ports to your host for local testing
Build Docker images and run containers
Test your Django application in a Docker container
Whether you’re working on a Django app, Python project, or any web app, the concepts in this tutorial are universal.
Free Resources:
Django: https://docs.djangoproject.com/en/5.2/
Postgresql: https://www.postgresql.org/docs/
Docker: https://docs.docker.com/
Docker Compose: https://docs.docker.com/compose/
00:00 – Welcome & Overview of Dockerizing Django Apps | deploy web apps, Docker Compose, Postgres
00:07 – Introduction to Django Project for Dockerization | Django tutorial, containerize Django
00:22 – Project Setup: Django, PostgreSQL & Docker Compose | Docker for beginners, web app setup
00:50 – Demo of the Weather Forecast Application | Django app demo, weather app example
01:30 – Key Concept: Deploying Any Web Application | containerization basics, web app Docker
01:39 – Checking Project Settings in Django | Django allowed hosts, project configuration
02:06 – Understanding Default Database & Switching to PostgreSQL | Postgres database setup, Django DB
03:28 – Updating Django Settings for Postgres | PostgreSQL credentials, Django database configuration
04:35 – Creating Dockerfile & Requirements.txt | Dockerfile tutorial, pip requirements
05:12 – Terminal Setup for Docker Files | terminal commands, create Docker files
06:08 – Dockerfile Explained Line by Line | Python image, optimize Docker image
08:37 – Installing Packages from Requirements.txt | pip install Django, PostgreSQL python packages
09:48 – Docker Compose File Explained | docker-compose.yml tutorial, services setup
15:17 – Mapping Container Ports to Host | port mapping Docker, access web app locally
16:08 – Ensuring Database Service Starts First | Docker Compose dependencies, container order
17:49 – Using Docker Hub Images | Python image, PostgreSQL image, Docker Hub tutorial
20:34 – Building Docker Images | docker compose build command, Docker image layers
22:42 – Starting Containers with Docker Compose | docker compose up, run containers
23:31 – Checking Running Containers | docker compose ps, list containers
24:01 – Testing Django Application on Host | access Django in browser, local testing
24:32 – Verifying Weather Forecast Application | test web app, Django in Docker container
25:00 – Conclusion & Call to Action | subscribe, like, share, Docker Django tutorial
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