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Docker + Flask + Mysql Example
Docker + Flask + Mysql Example. Create a dockerfile and insert the code into it: From flask import flask, render_template, request from flask_mysqldb import mysql app = flask(__name__) app.config['mysql_host'] = 'localh.
In this example, i will be using postgres but it should be easy enough to use any other relational database, such as mysql. Once you have the docker container running, you can connect a flask app to it. Docker compose is going to take care of pulling the mysql image from docker hub and launching the db container while for our web and app service, it builds the images locally and then runs the containers from them.
Now That You Are In The Container's Bash Terminal, Let's Start The Mysql Cli Using.
For the mysql_docker container, we run: We can then start adding code to integrate. The first 5000 is the port that we allocate to the container on our machine.
If You Want To Change The Port Then You Can Change The Line App.run () To App.run (Port=50001), Where 5001 Is The New Port.
With compose, you use a yaml file to configure your application’s services. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Docker gives us the ability to create custom images with the assistance of dockerfile.
Flask Uses Flask_Mysqldb Connector To Use Mysql.
Up until now, i have mostly been developing new flask projects from scratch. Go ahead and create a table in the db. Docker compose is going to take care of pulling the mysql image from docker hub and launching the db container while for our web and app service, it builds the images locally and then runs the containers from them.
Run The Following Command To Install The Package:
I will be using macos for the project. Level up your programming skills with exercises across 52 languages, and insightful discussion with our dedicated team of welcoming mentors. The above flask code creates a simple flask application and prints “welcome to tutorialspoint”.
Create A Dockerfile And Insert The Code Into It:
Mariadb has become one of the most popular databases of choice for developers over the past decade. The application does not connect to mysql container from the flask application but it can be accessed using sequel pro with the same credentials. The second 5000 is the port where the application will run on the container.
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