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Application Containerization with Docker

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Pragya Keshap answered on February 3, 2023 Popularity 3/10 Helpfulness 1/10

answer Application Containerization with Docker

Application Containerization with Docker

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Create and open a new working folder with application code. ...

Start the application. ...

Update the requirements.txt file. ...

Define the Docker container. ...

Define the load balancer container. ...

Run the app container using a specific network and IP address. ...

Define the load balancer container.

from flask import Flask
import socket
from MySQLdb import connect
 
ip = socket.gethostbyname(socket.gethostname())
 
def get_routers():
    db = connect(host='172.20.0.200', db='inventory')
    c = db.cursor()
    c.execute("SELECT * FROM routers")
    return c.fetchall()
 
app = Flask(__name__)
 
@app.route('/')
def home():
    out = (
        f'Example container application.<br>'
        f'IP address of the server is {ip}.<br><br>'
    )
    out += 'List of routers in the inventory:<br>'
    for r in get_routers():
        out += f'-> Hostname: {r[0]}; IP: {r[1]}<br>'
    return out
 
if __name__ == '__main__':
    app.run(debug=True, host='0.0.0.0')

https://www.technical-recipes.com/2022/how-to-containerize-applications-using-docker/

Popularity 3/10 Helpfulness 1/10 Language python

Source: Grepper

Tags: docker python

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Contributed on Feb 03 2023

Pragya Keshap

0 Answers Avg Quality 2/10

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