Sample App to show how to use SSL / Secure connection to connect to AWS RDS using Python

README.md

Sample App to show how to use SSL / Secure connection to connect to AWS RDS using Python

$ docker build --build-arg DATABASE_URL=mysql2://user:password@database.rds.us-east-1.rds.amazonaws.com/gaurish -t mysql-python-app .

$ docker run -it --rm image id

Congrats, Connected to MySQL Server over SSL!

5.7.38-log

MySQL connection is closed

Dockerfile

FROM python:3

WORKDIR /usr/src/app
ADD https://truststore.pki.rds.amazonaws.com/global/global-bundle.pem .
ARG DATABASE_URL
ENV DATABASE_URL=$DATABASE_URL
COPY requirements.txt ./
RUN pip install mysql-connector-python
ADD mysql_connect.py .
CMD [ "python", "./mysql_connect.py" ]

mysql_connect.py

#!/usr/bin/env python
import os
import mysql.connector
from mysql.connector.constants import ClientFlag
from urllib.parse import urlparse, unquote


# Get the database connection details from the DATABASE_URL environment variable
database_url = os.environ['DATABASE_URL']
url_parts = urlparse(database_url)
db_name = url_parts.path.lstrip('/')
db_user = unquote(url_parts.username)
db_password = unquote(url_parts.password)
db_endpoint = url_parts.hostname
db_port = url_parts.port or 3306

try:
    config ={
    'host': db_endpoint,
    'user': db_user,
    'password': db_password,
    'database': db_name,
    'port': db_port,
    'client_flags': [ClientFlag.SSL],
    'ssl_ca': 'global-bundle.pem',
    'compress': True,
    'ssl_verify_cert': True,
    'ssl_verify_identity': True,
    }
    connection = mysql.connector.connect(**config)
    if connection:
        print("Congrats, Connected to MySQL Server over SSL!")
        cursor = connection.cursor()
        # cursor.execute("SELECT 'connected!'")
        # record = connection.store_result()
        print(connection.get_server_info())

except Exception as e:
    print("Error while connecting to MySQL", e)
finally:
    if connection:
        cursor.close()
        connection.close()
        print("MySQL connection is closed")

requirements.txt

mysql-connector-python