Python HTTP请求与安全：保护你的网络应用免受攻击

import ssl

context = ssl.SSLContext()
context.load_cert_chain("server.crt", "server.key")

server = http.server.HTTPServer(("", 443), HTTPSHandler)
server.Socket = context.wrap_socket(server.socket, server_side=True)
server.serve_forever()

from flask.ext.csrf import CSRFProtect

csrf = CSRFProtect()
csrf.init_app(app)

from flask.ext.xssfilter import XSSFProtect

xss = XSSFProtect()
xss.init_app(app)

from flask_sqlalchemy import SQLAlchemy

db = SQLAlchemy(app)

@app.route("/")
def index():
users = db.session.execute("SELECT * FROM users")
return render_template("index.html", users=users)

from flask import request, send_from_directory

@app.route("/uploads/<path:filename>")
def uploaded_file(filename):
return send_from_directory("uploads", filename)

@app.route("/upload", methods=["POST"])
def upload_file():
file = request.files["file"]
if file and file.filename.rsplit(".", 1)[1].lower() in ALLOWED_EXTENSIONS:
file.save(os.path.join(app.config["UPLOAD_FOLDER"], file.filename))
return redirect(url_for("uploaded_file", filename=file.filename))
else:
return "Invalid file type."

from flask import Flask, request

app = Flask(__name__)

@app.route("/")
def index():
return "Hello, World!"

@app.route("/slow")
def slow():
time.sleep(10)
return "Slow page"

if __name__ == "__main__":
app.run(host="0.0.0.0", port=80)

import logging

logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)

handler = logging.FileHandler("app.log")
handler.setLevel(logging.DEBUG)

fORMatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
handler.setFormatter(formatter)

logger.addHandler(handler)

logger.debug("This is a debug message")
logger.info("This is an info message")
logger.warning("This is a warning message")
logger.error("This is an error message")
logger.critical("This is a critical message")