Deploy Flask app using docker Compose

#webdev #docker #python #beginners

Compose simplifies the control of your entire application stack, making it easy to manage services, networks, and volumes in a single, comprehensible YAML configuration file. Then, with a single command, you create and start all the services from your configuration file

In this blog we are going to deploy our flask application on Docker using docker compose file.

how to clone, create, deploy everything is already covered here please read and follow the instructions or you can just start by

git clone https://github.com/rajnishspandey/productivity.git

docker compose up

Docker Images

Docker Containers

Running flask Application
This UI can be different as it's possible that the code is updated

some useful docker commands

docker images to check all the images
docker build -t <new-image-name>-app . to build an images from your application
docker image rm <image-name> - to delete image which is not in use
docker run -it --name <new_container> <base-image> /bin/bash to create a new container and run it from base image. (here above we had python as base image)
docker image rm <image-name> -f delete image which is in use forcefully
docker ps -a to see all the containers running
docker container rm <container-name> to delete container which is not running
docker container rm <container-name> -f to delete container forcefully which is running
docker system prune -a to delete all containers, images and caches.
docker compose up to run docker compose file and created image