view test/test_memorydb.py @ 5717:cad18de2b988

issue2550949: Rate limit password guesses/login attempts. Generic rate limit mechanism added. Deployed for web page logins. Default is 3 login attempts/minute for a user. After which one login attempt every 20 seconds can be done. Uses gcra algorithm so all I need to store is a username and timestamp in the one time key database. This does mean I don't have a list of all failed login attempts as part of the rate limiter. Set up config setting as well so admin can tune the rate. Maybe 1 every 10 seconds is ok at a site with poor typists who need 6 attempts to get the password right 8-). The gcra method can also be used to limit the rest and xmlrpc interfaces if needed. The mechanism I added also supplies a status method that calculates the expected values for http headers returned as part of rate limiting. Also tests added to test all code paths I hope.
author John Rouillard <rouilj@ieee.org>
date Sat, 11 May 2019 17:24:58 -0400
parents d26921b851c3
children a77a7d04ed23
line wrap: on
line source

import unittest, os, shutil, time

from roundup import hyperdb

from .db_test_base import DBTest, ROTest, SchemaTest, config, setupSchema
from . import memorydb

class memorydbOpener:
    module = memorydb

    def nuke_database(self):
        # really kill it
        self.db = None

    db = None
    def open_database(self):
        if self.db is None:
            self.db = self.module.Database(config, 'admin')
        return self.db

    def setUp(self):
        self.open_database()
        setupSchema(self.db, 1, self.module)

    def tearDown(self):
        if self.db is not None:
            self.db.close()

    # nuke and re-create db for restore
    def nukeAndCreate(self):
        self.db.close()
        self.nuke_database()
        self.db = self.module.Database(config, 'admin')
        setupSchema(self.db, 0, self.module)


class memorydbDBTest(memorydbOpener, DBTest, unittest.TestCase):
    pass


class memorydbROTest(memorydbOpener, ROTest, unittest.TestCase):
    def setUp(self):
        self.db = self.module.Database(config)
        setupSchema(self.db, 0, self.module)


class memorydbSchemaTest(memorydbOpener, SchemaTest, unittest.TestCase):
    pass


from .session_common import SessionTest
class memorydbSessionTest(memorydbOpener, SessionTest, unittest.TestCase):
    def setUp(self):
        self.db = self.module.Database(config, 'admin')
        setupSchema(self.db, 1, self.module)
        self.sessions = self.db.sessions

# vim: set filetype=python ts=4 sw=4 et si


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