from functools import wraps from time import time from flask import render_template, flash, redirect, url_for, session, request from flask_login import login_required, current_user from flask_wtf import FlaskForm from wtforms import PasswordField, validators from app.dashboard.base import dashboard_bp from app.log import LOG _SUDO_GAP = 900 class LoginForm(FlaskForm): password = PasswordField("Password", validators=[validators.DataRequired()]) @dashboard_bp.route("/enter_sudo", methods=["GET", "POST"]) @login_required def enter_sudo(): password_check_form = LoginForm() if password_check_form.validate_on_submit(): password = password_check_form.password.data if current_user.check_password(password): session["sudo_time"] = int(time()) # User comes to sudo page from another page next_url = request.args.get("next") if next_url: LOG.debug("redirect user to %s", next_url) return redirect(next_url) else: LOG.debug("redirect user to dashboard") return redirect(url_for("dashboard.index")) else: flash("Incorrect password", "warning") return render_template( "dashboard/enter_sudo.html", password_check_form=password_check_form ) def sudo_required(f): @wraps(f) def wrap(*args, **kwargs): if ( "sudo_time" not in session or (time() - int(session["sudo_time"])) > _SUDO_GAP ): return redirect(url_for("dashboard.enter_sudo", next=request.path)) return f(*args, **kwargs) return wrap