Files
devopsexam/app.py

108 lines
3.2 KiB
Python

from flask import Flask, session, url_for, redirect, render_template, request, abort, flash
from database import list_users, verify, delete_user_from_db, add_user
app = Flask(__name__)
app.config.from_object('config')
@app.errorhandler(401)
def FUN_401(error):
return render_template("page_401.html"), 401
@app.errorhandler(404)
def FUN_404(error):
return render_template("page_404.html"), 404
@app.errorhandler(405)
def FUN_405(error):
return render_template("page_405.html"), 405
@app.route("/")
def FUN_root():
return render_template("index.html")
@app.route("/public/")
def FUN_public():
return render_template("public_page.html")
@app.route("/private/")
def FUN_private():
if "current_user" in session.keys():
return render_template("private_page.html")
else:
return abort(401)
@app.route("/admin/")
def FUN_admin():
if session.get("current_user", None) == "ADMIN":
user_list = list_users()
user_table = zip(range(1, len(user_list)+1),\
user_list,\
[x + y for x,y in zip(["/delete_user/"] * len(user_list), user_list)])
return render_template("admin.html", users = user_table)
else:
return abort(401)
@app.route("/login", methods = ["POST"])
def FUN_login():
id_submitted = request.form.get("id").upper()
if (id_submitted in list_users()) and verify(id_submitted, request.form.get("pw")):
session['current_user'] = id_submitted
return(redirect(url_for("FUN_root")))
@app.route("/logout/")
def FUN_logout():
session.pop("current_user", None)
return(redirect(url_for("FUN_root")))
@app.route("/delete_user/<id>/", methods = ['GET'])
def FUN_delete_user(id):
if session.get("current_user", None) == "ADMIN":
if id == "ADMIN": # ADMIN account can't be deleted.
return abort(403)
delete_user_from_db(id)
return(redirect(url_for("FUN_admin")))
else:
return abort(401)
@app.route("/add_user", methods = ["POST"])
def FUN_add_user():
if session.get("current_user", None) == "ADMIN":
# before we add the user, we need to ensure this is doesn't exsit in database. We also need to ensure the id is valid.
if request.form.get('id').upper() in list_users():
user_list = list_users()
user_table = zip(range(1, len(user_list)+1),\
user_list,\
[x + y for x,y in zip(["/delete_user/"] * len(user_list), user_list)])
return(render_template("admin.html", id_is_duplicated = True, users = user_table))
if " " in request.form.get('id'):
user_list = list_users()
user_table = zip(range(1, len(user_list)+1),\
user_list,\
[x + y for x,y in zip(["/delete_user/"] * len(user_list), user_list)])
return(render_template("admin.html", id_is_invalid = True, users = user_table))
else:
add_user(request.form.get('id'), request.form.get('pw'))
return(redirect(url_for("FUN_admin")))
else:
return abort(401)
if __name__ == "__main__":
app.run(debug=True, host="0.0.0.0")