Building Custom image for Python-Flask Application

Goal: The purpose of this image is to Create Flask Application

VM Approach

Setup Python & pip

Install python & pip

• sudo yum -y update
• sudo yum -y install python-pip
• sudo pip install --upgrade pip

Steps to run application

Be in the directory Python-Flask-App

• cd Python-Flask-App
• sudo pip install -r requirements.txt
• python app.py

By default the application runs on port 5000, Browse the application http://loclahost:5000

Conatiner Approach

Steps to building your own image

Be in the directory Python-Flask-App

• cd Python-Flask-App

• docker build -t ravi2krishna/flask-app-1 -f Dockerfile-1 .

• docker run -p 9090:5000 -d <user-name>/<image-name>

• docker run -p 9090:5000 -d ravi2krishna/flask-app-1

• docker build -t ravi2krishna/flask-app .

• docker run -p 9000:5000 -d <user-name>/<image-name>

• docker run -p 9000:5000 -d ravi2krishna/flask-app

Saving the image to docker hub

• Register for an account on hub.docker.com
• In server machine
• # docker login
• # docker images
• # docker push docker-user_id/image-name
• # docker push ravi2krishna/flask-app