first commit

Dockerfile

+FROM python:3.8-alpine
+
+
+COPY ./requirements.txt /app/requirements.txt
+
+WORKDIR /app
+
+RUN python -m pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt
+
+COPY . /app
+
+EXPOSE 8080
+
+CMD [ "python", "./main.py" ]

main.py

+from flask import Flask
+from waitress import serve
+from flaskext.mysql import MySQL
+import json
+import os
+
+app = Flask(__name__)
+mysql = MySQL()
+app.config['MYSQL_DATABASE_USER'] = os.environ.get('DB_USER')
+app.config['MYSQL_DATABASE_PASSWORD'] = os.environ.get('DB_PASSWORD')
+app.config['MYSQL_DATABASE_DB'] = os.environ.get('DB_NAME')
+app.config['MYSQL_DATABASE_HOST'] = os.environ.get('DB_HOST')
+mysql.init_app(app)
+
+@app.route('/')
+def main_page():
+    return 'Main Page!'
+
+@app.route('/hello')
+def hello_world():
+    return 'Hello World!'
+
+
+@app.route('/user/')
+def users():
+    query = "select id,firstname,lastname,email,reg_date from users"
+    try:
+        conn = mysql.connect()
+        cursor =conn.cursor()
+        cursor.execute(query)
+        data = cursor.fetchall()
+    except Exception as e:
+        return "Execption in database: " + str(e)
+    response = {}
+    for row in data:
+        response[row[0]] = {"first_name":str(row[1]),"last_name":str(row[2]),"email":str(row[3]),"reg_date":str(row[4])}
+
+    if not response:
+        response = {"message":"record not found"}
+    response = json.dumps(response)
+    return response
+
+
+if __name__ == '__main__':
+    if os.environ.get('APP_ENV') == "production":
+        serve(app, host="0.0.0.0", port=8080)
+    else:
+        app.run(host='0.0.0.0', port=8080)

requirements.txt

+Flask==2.0.2
+waitress==2.0.0
+Flask-MySQL==1.5.2
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