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@ -1,41 +0,0 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/4/5
# Copyright (c) 2023 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# .readthedocs.yaml
# Read the Docs configuration file
# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
# Required
version: 2
# Set the version of Python and other tools you might need
build:
os: ubuntu-22.04
tools:
python: "3.8"
# Build documentation in the docs/ directory with Sphinx
# If using Sphinx, optionally build your docs in additional formats such as PDF
formats: all
# Optionally declare the Python requirements required to build your docs
python:
install:
- method: pip
path: .
- requirements: docs/requirements.txt

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@ -15,7 +15,8 @@
# See the License for the specific language governing permissions and
# limitations under the License.
recursive-include docs *
recursive-exclude docs/build *
recursive-include tests *
recursive-exclude tests *.pyc
include docs/*
include docs/source/*
include docs/source/_static/*
include docs/source/_templates/*
include tests/*

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@ -6,12 +6,14 @@ Flask HTTP Digest Authentication
Description
===========
*Flask-DigestAuth* is an `HTTP Digest Authentication`_ implementation
*Flask-Digest-Auth* is an `HTTP Digest Authentication`_ implementation
for Flask_ applications. It authenticates the user for the protected
views.
HTTP Digest Authentication is specified in `RFC 2617`_.
Refer to the full `Flask-Digest-Auth readthedocs documentation`_.
Why HTTP Digest Authentication?
-------------------------------
@ -28,7 +30,7 @@ own challenge-response log in form, but then you are reinventing the
wheels. If a pretty log in form is not critical to your project, HTTP
Digest Authentication should be a good choice.
Flask-DigestAuth works with Flask-Login_. Log in protection can be
Flask-Digest-Auth works with Flask-Login_. Log in protection can be
separated with the authentication mechanism. You can create protected
Flask modules without knowing the actual authentication mechanisms.
@ -36,36 +38,358 @@ Flask modules without knowing the actual authentication mechanisms.
Installation
============
You can install Flask-DigestAuth with ``pip``:
You can install Flask-Digest-Auth with ``pip``:
::
pip install Flask-DigestAuth
pip install Flask-Digest-Auth
You may also install the latest source from the
`Flask-DigestAuth GitHub repository`_.
`Flask-Digest-Auth GitHub repository`_.
::
pip install git+https://github.com/imacat/flask-digestauth.git
pip install git+https://github.com/imacat/flask-digest-auth.git
Documentation
=============
Setting the Password
====================
Refer to the `documentation on Read the Docs`_.
The password hash of the HTTP Digest Authentication is composed of the
realm, the username, and the password. Example for setting the
password:
::
from flask_digest_auth import make_password_hash
user.password = make_password_hash(realm, username, password)
The username is part of the hash. If the user changes their username,
you need to ask their password, to generate and store the new password
hash.
Change Log
==========
Flask-Digest-Auth Alone
=======================
Refer to the `change log`_.
Flask-Digest-Auth can authenticate the users alone.
Simple Applications with Flask-Digest-Auth Alone
------------------------------------------------
In your ``my_app.py``:
::
from flask import Flask, request, redirect
from flask_digest_auth import DigestAuth
app: flask = Flask(__name__)
... (Configure the Flask application) ...
auth: DigestAuth = DigestAuth(realm="Admin")
auth.init_app(app)
@auth.register_get_password
def get_password_hash(username: str) -> t.Optional[str]:
... (Load the password hash) ...
@auth.register_get_user
def get_user(username: str) -> t.Optional[t.Any]:
... (Load the user) ...
@app.get("/admin")
@auth.login_required
def admin():
return f"Hello, {g.user.username}!"
@app.post("/logout")
@auth.login_required
def logout():
auth.logout()
return redirect(request.form.get("next"))
Larger Applications with ``create_app()`` with Flask-Digest-Auth Alone
----------------------------------------------------------------------
In your ``my_app/__init__.py``:
::
from flask import Flask
from flask_digest_auth import DigestAuth
auth: DigestAuth = DigestAuth()
def create_app(test_config = None) -> Flask:
app: flask = Flask(__name__)
... (Configure the Flask application) ...
auth.realm = app.config["REALM"]
auth.init_app(app)
@auth.register_get_password
def get_password_hash(username: str) -> t.Optional[str]:
... (Load the password hash) ...
@auth.register_get_user
def get_user(username: str) -> t.Optional[t.Any]:
... (Load the user) ...
return app
In your ``my_app/views.py``:
::
from my_app import auth
from flask import Flask, Blueprint, request, redirect
bp = Blueprint("admin", __name__, url_prefix="/admin")
@bp.get("/admin")
@auth.login_required
def admin():
return f"Hello, {g.user.username}!"
@app.post("/logout")
@auth.login_required
def logout():
auth.logout()
return redirect(request.form.get("next"))
def init_app(app: Flask) -> None:
app.register_blueprint(bp)
Flask-Login Integration
=======================
Flask-Digest-Auth works with Flask-Login_. You can write a Flask
module that requires log in, without specifying how to log in. The
application can use either HTTP Digest Authentication, or the log in
forms, as needed.
To use Flask-Login with Flask-Digest-Auth,
``login_manager.init_app(app)`` must be called before
``auth.init_app(app)``.
The currently logged-in user can be retrieved at
``flask_login.current_user``, if any.
The views only depend on Flask-Login, but not the Flask-Digest-Auth.
You can change the actual authentication mechanism without changing
the views.
Simple Applications with Flask-Login Integration
------------------------------------------------
In your ``my_app.py``:
::
import flask_login
from flask import Flask, request, redirect
from flask_digest_auth import DigestAuth
app: flask = Flask(__name__)
... (Configure the Flask application) ...
login_manager: flask_login.LoginManager = flask_login.LoginManager()
login_manager.init_app(app)
@login_manager.user_loader
def load_user(user_id: str) -> t.Optional[User]:
... (Load the user with the username) ...
auth: DigestAuth = DigestAuth(realm="Admin")
auth.init_app(app)
@auth.register_get_password
def get_password_hash(username: str) -> t.Optional[str]:
... (Load the password hash) ...
@app.get("/admin")
@flask_login.login_required
def admin():
return f"Hello, {flask_login.current_user.get_id()}!"
@app.post("/logout")
@flask_login.login_required
def logout():
auth.logout()
# Do not call flask_login.logout_user()
return redirect(request.form.get("next"))
Larger Applications with ``create_app()`` with Flask-Login Integration
----------------------------------------------------------------------
In your ``my_app/__init__.py``:
::
from flask import Flask
from flask_digest_auth import DigestAuth
from flask_login import LoginManager
auth: DigestAuth = DigestAuth()
def create_app(test_config = None) -> Flask:
app: flask = Flask(__name__)
... (Configure the Flask application) ...
login_manager: LoginManager = LoginManager()
login_manager.init_app(app)
@login_manager.user_loader
def load_user(user_id: str) -> t.Optional[User]:
... (Load the user with the username) ...
auth.realm = app.config["REALM"]
auth.init_app(app)
@auth.register_get_password
def get_password_hash(username: str) -> t.Optional[str]:
... (Load the password hash) ...
return app
In your ``my_app/views.py``:
::
import flask_login
from flask import Flask, Blueprint, request, redirect
from my_app import auth
bp = Blueprint("admin", __name__, url_prefix="/admin")
@bp.get("/admin")
@flask_login.login_required
def admin():
return f"Hello, {flask_login.current_user.get_id()}!"
@app.post("/logout")
@flask_login.login_required
def logout():
auth.logout()
# Do not call flask_login.logout_user()
return redirect(request.form.get("next"))
def init_app(app: Flask) -> None:
app.register_blueprint(bp)
The views only depend on Flask-Login, but not the actual
authentication mechanism. You can change the actual authentication
mechanism without changing the views.
Session Integration
===================
Flask-Digest-Auth features session integration. The user log in
is remembered in the session. The authentication information is not
requested again. This is different to the practice of the HTTP Digest
Authentication, but is convenient for the log in accounting.
Log In Bookkeeping
==================
You can register a callback to run when the user logs in, for ex.,
logging the log in event, adding the log in counter, etc.
::
@auth.register_on_login
def on_login(user: User) -> None:
user.visits = user.visits + 1
Log Out
=======
Flask-Digest-Auth supports log out. The user will be prompted for the
new username and password.
Test Client
===========
Flask-Digest-Auth comes with a test client that supports HTTP digest
authentication.
A unittest Test Case
--------------------
::
from flask import Flask
from flask_digest_auth import Client
from flask_testing import TestCase
from my_app import create_app
class MyTestCase(TestCase):
def create_app(self):
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
return app
def test_admin(self):
response = self.client.get("/admin")
self.assertEqual(response.status_code, 401)
response = self.client.get(
"/admin", digest_auth=("my_name", "my_pass"))
self.assertEqual(response.status_code, 200)
A pytest Test
-------------
::
import pytest
from flask import Flask
from flask_digest_auth import Client
from my_app import create_app
@pytest.fixture()
def app():
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
yield app
@pytest.fixture()
def client(app):
return app.test_client()
def test_admin(app: Flask, client: Client):
with app.app_context():
response = client.get("/admin")
assert response.status_code == 401
response = client.get(
"/admin", digest_auth=("my_name", "my_pass"))
assert response.status_code == 200
Copyright
=========
Copyright (c) 2022-2023 imacat.
Copyright (c) 2022 imacat.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -90,7 +414,6 @@ Authors
.. _HTTP Digest Authentication: https://en.wikipedia.org/wiki/Digest_access_authentication
.. _RFC 2617: https://www.rfc-editor.org/rfc/rfc2617
.. _Flask: https://flask.palletsprojects.com
.. _Flask-DigestAuth GitHub repository: https://github.com/imacat/flask-digestauth
.. _Flask-Digest-Auth GitHub repository: https://github.com/imacat/flask-digest-auth
.. _Flask-Digest-Auth readthedocs documentation: https://flask-digest-auth.readthedocs.io
.. _Flask-Login: https://flask-login.readthedocs.io
.. _documentation on Read the Docs: https://flask-digestauth.readthedocs.io
.. _change log: https://flask-digestauth.readthedocs.io/en/latest/changelog.html

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@ -10,6 +10,8 @@ if "%SPHINXBUILD%" == "" (
set SOURCEDIR=source
set BUILDDIR=build
if "%1" == "" goto help
%SPHINXBUILD% >NUL 2>NUL
if errorlevel 9009 (
echo.
@ -19,12 +21,10 @@ if errorlevel 9009 (
echo.may add the Sphinx directory to PATH.
echo.
echo.If you don't have Sphinx installed, grab it from
echo.https://www.sphinx-doc.org/
echo.http://sphinx-doc.org/
exit /b 1
)
if "%1" == "" goto help
%SPHINXBUILD% -M %1 %SOURCEDIR% %BUILDDIR% %SPHINXOPTS% %O%
goto end

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@ -1 +1 @@
sphinx_rtd_theme
flask

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@ -1,153 +0,0 @@
Change Log
==========
Version 0.7.0
-------------
Released 2023/10/8
* Removed the test client. You should use httpx instead of Flask-Testing
when writing automatic tests. Flask-Testing is not maintained for more
than 3 years, and is not compatible with Flask 3 now.
* Revised to skip the tests when Flask-Login is not compatible with Werkzeug.
Version 0.6.2
-------------
Released 2023/6/10
* Changed logging from STDERR to the Flask logger.
* Test case updates:
* Added missing documentation.
* Changed properties from public to private.
* Disabled logging.
Version 0.6.1
-------------
Released 2023/5/3
* Revised the code for the upcoming Werkzeug 2.4.
Version 0.6.0
-------------
Released 2023/4/26
* Updated the minimal Python version to 3.8.
* Switched from ``setup.cfg`` to ``pyproject.toml``.
* Added the change log.
* Simplified ``README.rst``.
Version 0.5.0
-------------
Released 2023/1/6
* Added the ``DIGEST_AUTH_REALM`` configuration variable as the
recommended way to set the authentication realm.
* Changed the default realm from an empty string to
``Login Required``.
Version 0.4.0
-------------
Released 2023/1/4
* Changed the package name from ``flask-digest-auth`` to
``Flask-DigestAuth``, according to the Flask recommended extension
guidelines
https://flask.palletsprojects.com/en/latest/extensiondev/ .
* Replaced ``app.digest_auth`` with ``app.extensions["digest-auth"]``
to store the ``DigestAuth`` instance.
* Replaced ``auth.app`` with ``current_app``, to prevent circular
imports.
Version 0.3.1
-------------
Released 2022/12/29
Fixed the missing authentication state with disabled users.
Version 0.3.0
-------------
Released 2022/12/7
Changed the visibility of several methods and properties of the
DigestAuth class that should be private to private.
Version 0.2.4
-------------
Released 2022/12/6
Fixed the pytest example in the documentation.
Version 0.2.3
-------------
Released 2022/12/6
Fixed the dependencies for the documentation hosted on Read the Docs.
Version 0.2.2
-------------
Released 2022/12/6
Added the Sphinx documentation, and hosted the documentation on
Read the Docs.
Version 0.2.1
-------------
Released 2022/12/6
Various fixes, with the help from SonarQube.
Version 0.2.0
-------------
Released 2022/11/27
* Added log out support. User can log out.
* Added on-login event handler. You can do some accounting when the
user logs in.
This release is written in Sydney and on the international flight,
and released in Taipei.
Version 0.1.1
-------------
Released 2022/11/24
Changed the minimal Python version to 3.7.
Released at Sydney, Australia on vacation.
Version 0.1.0
-------------
Released 2022/11/24
The initial release.
Released at Sydney, Australia on vacation.

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@ -1,33 +1,59 @@
# Configuration file for the Sphinx documentation builder.
#
# For the full list of built-in configuration values, see the documentation:
# This file only contains a selection of the most common options. For a full
# list see the documentation:
# https://www.sphinx-doc.org/en/master/usage/configuration.html
import os
# -- Path setup --------------------------------------------------------------
# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
#
import sys
sys.path.insert(0, os.path.abspath('../../src/'))
import flask_digest_auth
# -- Project information -----------------------------------------------------
# https://www.sphinx-doc.org/en/master/usage/configuration.html#project-information
project = 'Flask-DigestAuth'
copyright = '2022-2023, imacat'
project = 'Flask-Digest-Auth'
copyright = '2022, imacat'
author = 'imacat'
release = flask_digest_auth.VERSION
# The full version, including alpha/beta/rc tags
release = '0.2.4'
# -- General configuration ---------------------------------------------------
# https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
extensions = ["sphinx.ext.autodoc"]
# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
"sphinx.ext.autodoc"
]
# Add any paths that contain templates here, relative to this directory.
templates_path = ['_templates']
# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
# This pattern also affects html_static_path and html_extra_path.
exclude_patterns = []
# -- Options for HTML output -------------------------------------------------
# https://www.sphinx-doc.org/en/master/usage/configuration.html#options-for-html-output
# The theme to use for HTML and HTML Help pages. See the documentation for
# a list of builtin themes.
#
html_theme = 'sphinx_rtd_theme'
# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ['_static']
# For readthedocs.io to work properly.
master_doc = 'index'

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@ -4,8 +4,8 @@ Examples
.. _example-alone-simple:
Simple Applications with Flask-DigestAuth Alone
-----------------------------------------------
Simple Applications with Flask-Digest-Auth Alone
------------------------------------------------
In your ``my_app.py``:
@ -17,7 +17,7 @@ In your ``my_app.py``:
app: flask = Flask(__name__)
... (Configure the Flask application) ...
auth: DigestAuth = DigestAuth()
auth: DigestAuth = DigestAuth(realm="Admin")
auth.init_app(app)
@auth.register_get_password
@ -42,8 +42,8 @@ In your ``my_app.py``:
.. _example-alone-large:
Larger Applications with ``create_app()`` with Flask-DigestAuth Alone
---------------------------------------------------------------------
Larger Applications with ``create_app()`` with Flask-Digest-Auth Alone
----------------------------------------------------------------------
In your ``my_app/__init__.py``:
@ -58,6 +58,7 @@ In your ``my_app/__init__.py``:
app: flask = Flask(__name__)
... (Configure the Flask application) ...
auth.realm = app.config["REALM"]
auth.init_app(app)
@auth.register_get_password
@ -117,7 +118,7 @@ In your ``my_app.py``:
def load_user(user_id: str) -> t.Optional[User]:
... (Load the user with the username) ...
auth: DigestAuth = DigestAuth()
auth: DigestAuth = DigestAuth(realm="Admin")
auth.init_app(app)
@auth.register_get_password
@ -163,6 +164,7 @@ In your ``my_app/__init__.py``:
def load_user(user_id: str) -> t.Optional[User]:
... (Load the user with the username) ...
auth.realm = app.config["REALM"]
auth.init_app(app)
@auth.register_get_password
@ -199,3 +201,68 @@ In your ``my_app/views.py``:
The views only depend on Flask-Login, but not the actual
authentication mechanism. You can change the actual authentication
mechanism without changing the views.
.. _example-unittest:
A unittest Test Case
--------------------
::
from flask import Flask
from flask_digest_auth import Client
from flask_testing import TestCase
from my_app import create_app
class MyTestCase(TestCase):
def create_app(self):
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
return app
def test_admin(self):
response = self.client.get("/admin")
self.assertEqual(response.status_code, 401)
response = self.client.get(
"/admin", digest_auth=("my_name", "my_pass"))
self.assertEqual(response.status_code, 200)
.. _example-pytest:
A pytest Test
-------------
::
import pytest
from flask import Flask
from flask_digest_auth import Client
from my_app import create_app
@pytest.fixture()
def app():
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
yield app
@pytest.fixture()
def client(app):
return app.test_client()
def test_admin(app: Flask, client: Client):
with app.app_context():
response = client.get("/admin")
assert response.status_code == 401
response = client.get(
"/admin", digest_auth=("my_name", "my_pass"))
assert response.status_code == 200

View File

@ -1,29 +1,24 @@
flask\_digest\_auth package
===========================
Submodules
----------
The ``DigestAuth`` Class
------------------------
.. autoclass:: flask_digest_auth.DigestAuth
:members:
:undoc-members:
:show-inheritance:
flask\_digest\_auth.algo module
-------------------------------
The ``make_password_hash`` Function
-----------------------------------
.. autofunction:: flask_digest_auth.make_password_hash
.. automodule:: flask_digest_auth.algo
:members:
:undoc-members:
:show-inheritance:
The ``calc_response`` Function
------------------------------
.. autofunction:: flask_digest_auth.calc_response
flask\_digest\_auth.auth module
-------------------------------
.. automodule:: flask_digest_auth.auth
:members:
:undoc-members:
:show-inheritance:
Module contents
---------------
.. automodule:: flask_digest_auth
:members:
:undoc-members:
:show-inheritance:
The ``Client`` Test Class
-------------------------
.. autoclass:: flask_digest_auth.Client
:members:
:undoc-members:
:show-inheritance:

View File

@ -1,12 +1,12 @@
.. Flask-DigestAuth documentation master file, created by
sphinx-quickstart on Wed Dec 7 09:40:48 2022.
.. flask-digest-auth documentation master file, created by
sphinx-quickstart on Tue Dec 6 15:15:08 2022.
You can adapt this file completely to your liking, but it should at least
contain the root `toctree` directive.
Welcome to Flask-DigestAuth's documentation!
============================================
Welcome to Flask-Digest-Auth's documentation!
=============================================
*Flask-DigestAuth* is an `HTTP Digest Authentication`_ implementation
*Flask-Digest-Auth* is an `HTTP Digest Authentication`_ implementation
for Flask_ applications. It authenticates the user for the protected
views.
@ -19,7 +19,6 @@ HTTP Digest Authentication is specified in `RFC 2617`_.
intro
flask_digest_auth
examples
changelog
@ -27,7 +26,6 @@ Indices and tables
==================
* :ref:`genindex`
* :ref:`modindex`
* :ref:`search`
.. _HTTP Digest Authentication: https://en.wikipedia.org/wiki/Digest_access_authentication

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@ -2,7 +2,7 @@ Introduction
============
*Flask-DigestAuth* is an `HTTP Digest Authentication`_ implementation
*Flask-Digest-Auth* is an `HTTP Digest Authentication`_ implementation
for Flask_ applications. It authenticates the user for the protected
views.
@ -24,7 +24,7 @@ own challenge-response log in form, but then you are reinventing the
wheels. If a pretty log in form is not critical to your project, HTTP
Digest Authentication should be a good choice.
Flask-DigestAuth works with Flask-Login_. Log in protection can be
Flask-Digest-Auth works with Flask-Login_. Log in protection can be
separated with the authentication mechanism. You can create protected
Flask modules without knowing the actual authentication mechanisms.
@ -32,25 +32,18 @@ Flask modules without knowing the actual authentication mechanisms.
Installation
------------
You can install Flask-DigestAuth with ``pip``:
You can install Flask-Digest-Auth with ``pip``:
::
pip install Flask-DigestAuth
pip install Flask-Digest-Auth
You may also install the latest source from the
`Flask-DigestAuth GitHub repository`_.
`Flask-Digest-Auth GitHub repository`_.
::
pip install git+https://github.com/imacat/flask-digestauth.git
Configuration
-------------
Flask-DigestAuth takes the configuration ``DIGEST_AUTH_REALM`` as the
realm. The default realm is ``Login Required``.
pip install git+https://github.com/imacat/flask-digest-auth.git
Setting the Password
@ -70,13 +63,13 @@ The username is part of the hash. If the user changes their username,
you need to ask their password, to generate and store the new password
hash.
See :func:`flask_digest_auth.algo.make_password_hash`.
See :meth:`flask_digest_auth.make_password_hash`.
Flask-DigestAuth Alone
----------------------
Flask-Digest-Auth Alone
-----------------------
Flask-DigestAuth can authenticate the users alone.
Flask-Digest-Auth can authenticate the users alone.
See :ref:`example-alone-simple` and :ref:`example-alone-large`.
@ -84,12 +77,12 @@ See :ref:`example-alone-simple` and :ref:`example-alone-large`.
Flask-Login Integration
-----------------------
Flask-DigestAuth works with Flask-Login_. You can write a Flask
Flask-Digest-Auth works with Flask-Login_. You can write a Flask
module that requires log in, without specifying how to log in. The
application can use either HTTP Digest Authentication, or the log in
forms, as needed.
To use Flask-Login with Flask-DigestAuth,
To use Flask-Login with Flask-Digest-Auth,
``login_manager.init_app(app)`` must be called before
``auth.init_app(app)``.
@ -99,7 +92,7 @@ The currently logged-in user can be retrieved at
See :ref:`example-flask-login-simple` and
:ref:`example-flask-login-large`.
The views only depend on Flask-Login, but not the Flask-DigestAuth.
The views only depend on Flask-Login, but not the Flask-Digest-Auth.
You can change the actual authentication mechanism without changing
the views.
@ -107,7 +100,7 @@ the views.
Session Integration
-------------------
Flask-DigestAuth features session integration. The user log in
Flask-Digest-Auth features session integration. The user log in
is remembered in the session. The authentication information is not
requested again. This is different to the practice of the HTTP Digest
Authentication, but is convenient for the log in accounting.
@ -125,20 +118,31 @@ logging the log in event, adding the log in counter, etc.
def on_login(user: User) -> None:
user.visits = user.visits + 1
See :meth:`flask_digest_auth.auth.DigestAuth.register_on_login`.
See :meth:`flask_digest_auth.DigestAuth.register_on_login`.
Log Out
-------
Flask-DigestAuth supports log out. The user will be prompted for the
Flask-Digest-Auth supports log out. The user will be prompted for the
new username and password.
See :meth:`flask_digest_auth.auth.DigestAuth.logout`.
See :meth:`flask_digest_auth.DigestAuth.logout`.
Test Client
-----------
Flask-Digest-Auth comes with a test client that supports HTTP digest
authentication.
See :class:`flask_digest_auth.Client`.
Also see :ref:`example-unittest` and :ref:`example-pytest`.
.. _HTTP Digest Authentication: https://en.wikipedia.org/wiki/Digest_access_authentication
.. _RFC 2617: https://www.rfc-editor.org/rfc/rfc2617
.. _Flask: https://flask.palletsprojects.com
.. _Flask-Login: https://flask-login.readthedocs.io
.. _Flask-DigestAuth GitHub repository: https://github.com/imacat/flask-digestauth
.. _Flask-Digest-Auth GitHub repository: https://github.com/imacat/flask-digest-auth

View File

@ -1,7 +0,0 @@
src
===
.. toctree::
:maxdepth: 4
flask_digest_auth

View File

@ -1,7 +1,7 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/11/23
# Copyright (c) 2022-2024 imacat.
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -15,42 +15,6 @@
# See the License for the specific language governing permissions and
# limitations under the License.
[project]
name = "Flask-DigestAuth"
dynamic = ["version"]
description = "The Flask HTTP Digest Authentication project."
readme = "README.rst"
requires-python = ">=3.8"
authors = [
{name = "imacat", email = "imacat@mail.imacat.idv.tw"},
]
keywords = ["flask", "digest-authentication"]
classifiers = [
"Programming Language :: Python :: 3",
"License :: OSI Approved :: Apache Software License",
"Operating System :: OS Independent",
"Framework :: Flask",
"Topic :: System :: Systems Administration :: Authentication/Directory",
"Intended Audience :: Developers",
]
dependencies = [
"Flask",
]
[project.optional-dependencies]
devel = [
"httpx",
]
[project.urls]
"Documentation" = "https://flask-digestauth.readthedocs.io"
"Change Log" = "https://mia-accounting.readthedocs.io/en/latest/changelog.html"
"Repository" = "https://github.com/imacat/flask-digestauth"
"Bug Tracker" = "https://github.com/imacat/flask-digestauth/issues"
[build-system]
requires = ["setuptools>=42"]
build-backend = "setuptools.build_meta"
[tool.setuptools.dynamic]
version = {attr = "flask_digest_auth.VERSION"}

53
setup.cfg Normal file
View File

@ -0,0 +1,53 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/11/23
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
[metadata]
name = flask-digest-auth
version = 0.2.4
author = imacat
author_email = imacat@mail.imacat.idv.tw
description = The Flask HTTP Digest Authentication project.
long_description = file: README.rst
long_description_content_type = text/x-rst
url = https://github.com/imacat/flask-digest-auth
project_urls =
Bug Tracker = https://github.com/imacat/flask-digest-auth/issues
classifiers =
Programming Language :: Python :: 3
License :: OSI Approved :: Apache Software License
Operating System :: OS Independent
Framework :: Flask
Topic :: System :: Systems Administration :: Authentication/Directory
Intended Audience :: Developers
[options]
package_dir =
= src
packages = find:
python_requires = >=3.7
install_requires =
flask
tests_require =
unittest
flask-testing
[options.packages.find]
where = src
[options.extras_require]
flask_login =
flask-login

View File

@ -1,7 +1,7 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/11/6
# Copyright (c) 2022-2023 imacat.
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -20,6 +20,4 @@
"""
from flask_digest_auth.algo import make_password_hash, calc_response
from flask_digest_auth.auth import DigestAuth
VERSION: str = "0.7.0"
"""The package version."""
from flask_digest_auth.test import Client

View File

@ -20,15 +20,15 @@
"""
from __future__ import annotations
import typing as t
from hashlib import md5
from typing import Optional, Literal
def make_password_hash(realm: str, username: str, password: str) -> str:
"""Calculates the password hash for the HTTP digest authentication.
Use this function to set the password for the user.
:Example:
For example:
::
@ -44,17 +44,17 @@ def make_password_hash(realm: str, username: str, password: str) -> str:
def calc_response(
method: str, uri: str, password_hash: str,
nonce: str, qop: Optional[Literal["auth", "auth-int"]] = None,
algorithm: Optional[Literal["MD5", "MD5-sess"]] = "MD5-sess",
cnonce: Optional[str] = None, nc: Optional[str] = None,
body: Optional[bytes] = None) -> str:
nonce: str, qop: t.Optional[t.Literal["auth", "auth-int"]] = None,
algorithm: t.Optional[t.Literal["MD5", "MD5-sess"]] = "MD5-sess",
cnonce: t.Optional[str] = None, nc: t.Optional[str] = None,
body: t.Optional[bytes] = None) -> str:
"""Calculates the response value of the HTTP digest authentication.
:param method: The request method.
:param uri: The request URI.
:param password_hash: The password hash for the HTTP digest authentication.
:param nonce: The nonce.
:param qop: The quality of protection, either ``auth`` or ``auth-int``.
:param qop: the quality of protection, either ``auth`` or ``auth-int``.
:param algorithm: The algorithm, either ``MD5`` or ``MD5-sess``.
:param cnonce: The client nonce, which must exists when qop exists or
algorithm is ``MD5-sess``.

View File

@ -1,7 +1,7 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/10/22
# Copyright (c) 2022-2023 imacat.
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -16,19 +16,17 @@
# limitations under the License.
"""The HTTP Digest Authentication.
See `RFC 2617`_ HTTP Authentication: Basic and Digest Access Authentication
See RFC 2617 HTTP Authentication: Basic and Digest Access Authentication
.. _RFC 2617: https://www.rfc-editor.org/rfc/rfc2617
"""
from __future__ import annotations
import sys
import typing as t
from functools import wraps
from secrets import token_urlsafe, randbits
from typing import Any, Optional, Literal, Callable, List
from flask import g, request, Response, session, abort, Flask, Request, \
current_app
from flask import g, request, Response, session, abort, Flask, Request
from itsdangerous import URLSafeTimedSerializer, BadData
from werkzeug.datastructures import Authorization
@ -38,43 +36,32 @@ from flask_digest_auth.algo import calc_response
class DigestAuth:
"""The HTTP digest authentication."""
def __init__(self, realm: Optional[str] = None):
def __init__(self, realm: t.Optional[str] = None):
"""Constructs the HTTP digest authentication.
:param realm: The realm.
"""
self.__serializer: URLSafeTimedSerializer \
= URLSafeTimedSerializer(token_urlsafe(32))
"""The serializer to generate and validate the nonce and opaque."""
self.realm: str = "Login Required" if realm is None else realm
"""The realm. Default is "Login Required"."""
self.algorithm: Optional[Literal["MD5", "MD5-sess"]] = None
"""The algorithm, either None, ``MD5``, or ``MD5-sess``. Default is
None."""
self.secret_key: str = token_urlsafe(32)
self.serializer: URLSafeTimedSerializer \
= URLSafeTimedSerializer(self.secret_key)
self.realm: str = "" if realm is None else realm
self.algorithm: t.Optional[str] = None
self.use_opaque: bool = True
"""Whether to use an opaque. Default is True."""
self.__domain: List[str] = []
"""A list of directories that this username and password applies to.
Default is empty."""
self.__qop: List[Literal["auth", "auth-int"]] = ["auth", "auth-int"]
"""A list of supported quality of protection supported, either
``qop``, ``auth-int``, both, or empty. Default is both."""
self.domain: t.List[str] = []
self.qop: t.List[str] = ["auth", "auth-int"]
self.app: t.Optional[Flask] = None
self.__get_password_hash: BasePasswordHashGetter \
= BasePasswordHashGetter()
"""The callback to return the password hash."""
self.__get_user: BaseUserGetter = BaseUserGetter()
"""The callback to return the user."""
self.__on_login: BaseOnLogInCallback = BaseOnLogInCallback()
"""The callback to run when the user logs in."""
def login_required(self, view) -> Callable:
"""The view decorator for the HTTP digest authentication.
def login_required(self, view) -> t.Callable:
"""The view decorator for HTTP digest authentication.
:Example:
For example:
::
@app.get("/admin")
@auth.login_required
def admin():
return f"Hello, {g.user.username}!"
@ -88,7 +75,7 @@ class DigestAuth:
class NoLogInException(Exception):
"""The exception thrown when the user is not authorized."""
def get_logged_in_user() -> Any:
def get_logged_in_user() -> t.Any:
"""Returns the currently logged-in user.
:return: The currently logged-in user.
@ -96,13 +83,13 @@ class DigestAuth:
"""
if "user" not in session:
raise NoLogInException
user: Optional[Any] = self.__get_user(session["user"])
user: t.Optional[t.Any] = self.__get_user(session["user"])
if user is None:
del session["user"]
raise NoLogInException
return user
def auth_user(state: AuthState) -> Any:
def auth_user(state: AuthState) -> t.Any:
"""Authenticates a user.
:param state: The authentication state.
@ -120,7 +107,7 @@ class DigestAuth:
return self.__get_user(authorization.username)
@wraps(view)
def login_required_view(*args, **kwargs) -> Any:
def login_required_view(*args, **kwargs) -> t.Any:
"""The login-protected view.
:param args: The positional arguments of the view.
@ -140,7 +127,7 @@ class DigestAuth:
return view(*args, **kwargs)
except UnauthorizedException as e:
if len(e.args) > 0:
current_app.logger.warning(e.args[0])
sys.stderr.write(e.args[0] + "\n")
response: Response = Response()
response.status = 401
response.headers["WWW-Authenticate"] \
@ -165,12 +152,12 @@ class DigestAuth:
raise UnauthorizedException(
"Missing \"opaque\" in the Authorization header")
try:
self.__serializer.loads(
self.serializer.loads(
authorization.opaque, salt="opaque", max_age=1800)
except BadData:
raise UnauthorizedException("Invalid opaque")
state.opaque = authorization.opaque
password_hash: Optional[str] \
password_hash: t.Optional[str] \
= self.__get_password_hash(authorization.username)
if password_hash is None:
raise UnauthorizedException(
@ -186,7 +173,7 @@ class DigestAuth:
state.stale = False
raise UnauthorizedException("Incorrect response value")
try:
self.__serializer.loads(
self.serializer.loads(
authorization.nonce,
salt="nonce" if authorization.opaque is None
else f"nonce-{authorization.opaque}")
@ -201,7 +188,7 @@ class DigestAuth:
:return: The ``WWW-Authenticate`` response header.
"""
def get_opaque() -> Optional[str]:
def get_opaque() -> t.Optional[str]:
"""Returns the opaque value.
:return: The opaque value.
@ -210,34 +197,34 @@ class DigestAuth:
return None
if state.opaque is not None:
return state.opaque
return self.__serializer.dumps(randbits(32), salt="opaque")
return self.serializer.dumps(randbits(32), salt="opaque")
opaque: Optional[str] = get_opaque()
nonce: str = self.__serializer.dumps(
opaque: t.Optional[str] = get_opaque()
nonce: str = self.serializer.dumps(
randbits(32),
salt="nonce" if opaque is None else f"nonce-{opaque}")
header: str = f"Digest realm=\"{self.realm}\""
if len(self.__domain) > 0:
domain_list: str = ",".join(self.__domain)
if len(self.domain) > 0:
domain_list: str = ",".join(self.domain)
header += f", domain=\"{domain_list}\""
header += f", nonce=\"{nonce}\""
if opaque is not None:
header += f", opaque=\"{opaque}\""
if state.stale is not None:
header += ", stale=TRUE" if state.stale else ", stale=FALSE"
header += f", stale=TRUE" if state.stale else f", stale=FALSE"
if self.algorithm is not None:
header += f", algorithm=\"{self.algorithm}\""
if len(self.__qop) > 0:
qop_list: str = ",".join(self.__qop)
if len(self.qop) > 0:
qop_list: str = ",".join(self.qop)
header += f", qop=\"{qop_list}\""
return header
def register_get_password(self, func: Callable[[str], Optional[str]]) \
def register_get_password(self, func: t.Callable[[str], t.Optional[str]])\
-> None:
"""The decorator to register the callback to obtain the password hash.
:Example:
For example:
::
@ -255,7 +242,7 @@ class DigestAuth:
"""The base password hash getter."""
@staticmethod
def __call__(username: str) -> Optional[str]:
def __call__(username: str) -> t.Optional[str]:
"""Returns the password hash of a user.
:param username: The username.
@ -265,10 +252,11 @@ class DigestAuth:
self.__get_password_hash = PasswordHashGetter()
def register_get_user(self, func: Callable[[str], Optional[Any]]) -> None:
def register_get_user(self, func: t.Callable[[str], t.Optional[t.Any]])\
-> None:
"""The decorator to register the callback to obtain the user.
:Example:
For example:
::
@ -285,7 +273,7 @@ class DigestAuth:
"""The user getter."""
@staticmethod
def __call__(username: str) -> Optional[Any]:
def __call__(username: str) -> t.Optional[t.Any]:
"""Returns a user.
:param username: The username.
@ -295,10 +283,10 @@ class DigestAuth:
self.__get_user = UserGetter()
def register_on_login(self, func: Callable[[Any], None]) -> None:
def register_on_login(self, func: t.Callable[[t.Any], None]) -> None:
"""The decorator to register the callback to run when the user logs in.
:Example:
For example:
::
@ -314,7 +302,7 @@ class DigestAuth:
"""The callback when the user logs in."""
@staticmethod
def __call__(user: Any) -> None:
def __call__(user: t.Any) -> None:
"""Runs the callback when the user logs in.
:param user: The logged-in user.
@ -325,83 +313,73 @@ class DigestAuth:
self.__on_login = OnLogInCallback()
def init_app(self, app: Flask) -> None:
"""Initializes the Flask application. The DigestAuth instance will
be stored in ``app.extensions["digest_auth"]``.
"""Initializes the Flask application.
:Example:
For example:
::
app: flask = Flask(__name__)
auth: DigestAuth = DigestAuth()
auth.realm = "My Admin"
auth.init_app(app)
:param app: The Flask application.
:return: None.
"""
app.extensions["digest_auth"] = self
if "DIGEST_AUTH_REALM" in app.config:
self.realm = app.config["DIGEST_AUTH_REALM"]
app.digest_auth = self
self.app = app
if hasattr(app, "login_manager"):
self.__init_login_manager(app)
from flask_login import LoginManager, login_user
def __init_login_manager(self, app: Flask) -> None:
"""Initializes the Flask-Login login manager.
login_manager: LoginManager = getattr(app, "login_manager")
:param app: The Flask application.
:return: None.
"""
from flask_login import LoginManager, login_user
login_manager: LoginManager = getattr(app, "login_manager")
@login_manager.unauthorized_handler
def unauthorized() -> None:
"""Handles when the user is unauthorized.
@login_manager.unauthorized_handler
def unauthorized() -> None:
"""Handles when the user is unauthorized.
:return: None.
"""
response: Response = Response()
response.status = 401
response.headers["WWW-Authenticate"] \
= self.__make_response_header(g.digest_auth_state)
abort(response)
:return: None.
"""
state: AuthState = getattr(request, "_digest_auth_state") \
if hasattr(request, "_digest_auth_state") \
else AuthState()
response: Response = Response()
response.status = 401
response.headers["WWW-Authenticate"] \
= self.__make_response_header(state)
abort(response)
@login_manager.request_loader
def load_user_from_request(req: Request) -> t.Optional[t.Any]:
"""Loads the user from the request header.
@login_manager.request_loader
def load_user_from_request(req: Request) -> Optional[Any]:
"""Loads the user from the request header.
:param req: The request.
:return: The authenticated user, or None if the
authentication fails
"""
request._digest_auth_state = AuthState()
authorization: Authorization = req.authorization
try:
if authorization is None:
raise UnauthorizedException
if authorization.type != "digest":
raise UnauthorizedException(
"Not an HTTP digest authorization")
self.__authenticate(request._digest_auth_state)
user = login_manager.user_callback(authorization.username)
login_user(user)
self.__on_login(user)
return user
except UnauthorizedException as e:
if str(e) != "":
app.logger.warning(str(e))
return None
:param req: The request.
:return: The authenticated user, or None if the
authentication fails
"""
g.digest_auth_state = AuthState()
authorization: Authorization = req.authorization
try:
if authorization is None:
raise UnauthorizedException
if authorization.type != "digest":
raise UnauthorizedException(
"Not an HTTP digest authorization")
self.__authenticate(g.digest_auth_state)
user = login_manager.user_callback(
authorization.username)
login_user(user)
self.__on_login(user)
return user
except UnauthorizedException as e:
if str(e) != "":
app.logger.warning(str(e))
return None
def logout(self) -> None:
"""Logs out the user.
This actually causes the next authentication to fail, which forces
the browser to ask the user for the username and password again.
:Example:
For example:
::
@ -416,7 +394,7 @@ class DigestAuth:
if "user" in session:
del session["user"]
try:
if hasattr(current_app, "login_manager"):
if hasattr(self.app, "login_manager"):
from flask_login import logout_user
logout_user()
except ModuleNotFoundError:
@ -425,33 +403,24 @@ class DigestAuth:
class AuthState:
"""The authentication state. It keeps the status in the earlier
authentication stage, so that the latter response stage knows how to
response.
"""
"""The authorization state."""
def __init__(self):
"""Constructs the authorization state."""
self.opaque: Optional[str] = None
"""The opaque value specified by the client, if valid."""
self.stale: Optional[bool] = None
"""The stale value, if there is a previous log in attempt."""
self.opaque: t.Optional[str] = None
self.stale: t.Optional[bool] = None
class UnauthorizedException(Exception):
"""The exception thrown when the authentication fails."""
"""The exception thrown when the authentication is failed."""
pass
class BasePasswordHashGetter:
"""The base callback that given the username, returns the password hash,
or None if the user does not exist. The default is to raise an
:class:`UnboundLocalError` if the callback is not registered yet.
See :meth:`flask_digest_auth.auth.DigestAuth.register_get_password`
"""
"""The base password hash getter."""
@staticmethod
def __call__(username: str) -> Optional[str]:
def __call__(username: str) -> t.Optional[str]:
"""Returns the password hash of a user.
:param username: The username.
@ -464,15 +433,10 @@ class BasePasswordHashGetter:
class BaseUserGetter:
"""The base callback that given the username, returns the user, or None if
the user does not exist. The default is to raise an
:class:`UnboundLocalError` if the callback is not registered yet.
See :meth:`flask_digest_auth.auth.DigestAuth.register_get_user`
"""
"""The base user getter."""
@staticmethod
def __call__(username: str) -> Optional[Any]:
def __call__(username: str) -> t.Optional[t.Any]:
"""Returns a user.
:param username: The username.
@ -485,14 +449,10 @@ class BaseUserGetter:
class BaseOnLogInCallback:
"""The base callback to run when the user logs in, given the logged-in
user. The default does nothing.
See :meth:`flask_digest_auth.auth.DigestAuth.register_on_login`
"""
"""The base callback when the user logs in."""
@staticmethod
def __call__(user: Any) -> None:
def __call__(user: t.Any) -> None:
"""Runs the callback when the user logs in.
:param user: The logged-in user.

View File

@ -0,0 +1,149 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/11/3
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""The test client with HTTP digest authentication enabled.
"""
import typing as t
from secrets import token_urlsafe
from flask import g
from werkzeug.datastructures import Authorization, WWWAuthenticate
from werkzeug.test import TestResponse, Client as WerkzeugClient
from flask_digest_auth.algo import calc_response, make_password_hash
class Client(WerkzeugClient):
"""The test client with HTTP digest authentication enabled.
For unittest example:
::
class MyTestCase(flask_testing.TestCase):
def create_app(self):
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
return app
def test_admin(self):
response = self.client.get("/admin")
self.assertEqual(response.status_code, 401)
response = self.client.get(
"/admin", digest_auth=("my_name", "my_pass"))
self.assertEqual(response.status_code, 200)
For pytest example:
::
@pytest.fixture()
def app():
app: Flask = create_app({
"SECRET_KEY": token_urlsafe(32),
"TESTING": True
})
app.test_client_class = Client
yield app
@pytest.fixture()
def client(app):
return app.test_client()
def test_admin(app: Flask, client: Client):
with app.app_context():
response = client.get("/admin")
assert response.status_code == 401
response = client.get(
"/admin", digest_auth=("my_name", "my_pass"))
assert response.status_code == 200
"""
def open(self, *args, digest_auth: t.Optional[t.Tuple[str, str]] = None,
**kwargs) -> TestResponse:
"""Opens a request.
:param args: The arguments.
:param digest_auth: A tuple of the username and password for the HTTP
digest authentication.
:param kwargs: The keyword arguments.
:return: The response.
"""
response: TestResponse = super(Client, self).open(*args, **kwargs)
www_authenticate: WWWAuthenticate = response.www_authenticate
if not (response.status_code == 401
and www_authenticate.type == "digest"
and digest_auth is not None):
return response
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
auth_data: Authorization = self.__class__.make_authorization(
www_authenticate, args[0], digest_auth[0], digest_auth[1])
response = super(Client, self).open(*args, auth=auth_data, **kwargs)
return response
@staticmethod
def make_authorization(www_authenticate: WWWAuthenticate, uri: str,
username: str, password: str) -> Authorization:
"""Composes and returns the request authorization.
:param www_authenticate: The ``WWW-Authenticate`` response.
:param uri: The request URI.
:param username: The username.
:param password: The password.
:return: The request authorization.
"""
qop: t.Optional[t.Literal["auth", "auth-int"]] = None
if www_authenticate.qop is not None and "auth" in www_authenticate.qop:
qop = "auth"
cnonce: t.Optional[str] = None
if qop is not None or www_authenticate.algorithm == "MD5-sess":
cnonce = token_urlsafe(8)
nc: t.Optional[str] = None
count: int = 1
if qop is not None:
nc: str = hex(count)[2:].zfill(8)
expected: str = calc_response(
method="GET", uri=uri,
password_hash=make_password_hash(www_authenticate.realm,
username, password),
nonce=www_authenticate.nonce, qop=qop,
algorithm=www_authenticate.algorithm, cnonce=cnonce, nc=nc,
body=None)
data: t.Dict[str, str] = {
"username": username, "realm": www_authenticate.realm,
"nonce": www_authenticate.nonce, "uri": uri, "response": expected}
if www_authenticate.algorithm is not None:
data["algorithm"] = www_authenticate.algorithm
if cnonce is not None:
data["cnonce"] = cnonce
if www_authenticate.opaque is not None:
data["opaque"] = www_authenticate.opaque
if qop is not None:
data["qop"] = qop
if nc is not None:
data["nc"] = nc
return Authorization("digest", data=data)

View File

@ -18,8 +18,8 @@
"""The test case for the HTTP digest authentication algorithm.
"""
import typing as t
import unittest
from typing import Optional, Literal
from flask_digest_auth import make_password_hash, calc_response
@ -39,11 +39,11 @@ class AlgorithmTestCase(unittest.TestCase):
method: str = "GET"
uri: str = "/dir/index.html"
nonce: str = "dcd98b7102dd2f0e8b11d0f600bfb0c093"
qop: Optional[Literal["auth", "auth-int"]] = "auth"
algorithm: Optional[Literal["MD5", "MD5-sess"]] = None
cnonce: Optional[str] = "0a4f113b"
nc: Optional[str] = "00000001"
body: Optional[bytes] = None
qop: t.Optional[t.Literal["auth", "auth-int"]] = "auth"
algorithm: t.Optional[t.Literal["MD5", "MD5-sess"]] = None
cnonce: t.Optional[str] = "0a4f113b"
nc: t.Optional[str] = "00000001"
body: t.Optional[bytes] = None
password_hash: str = make_password_hash(realm, username, password)
response: str = calc_response(method, uri, password_hash, nonce, qop,

View File

@ -1,7 +1,7 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/10/22
# Copyright (c) 2022-2023 imacat.
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -18,18 +18,18 @@
"""The test case for the HTTP digest authentication.
"""
import logging
import unittest
import typing as t
from secrets import token_urlsafe
from typing import Any, Optional, Dict
import httpx
from flask import Flask, g, redirect, request
from werkzeug.datastructures import WWWAuthenticate
from flask import Response, Flask, g, redirect, request
from flask_testing import TestCase
from werkzeug.datastructures import WWWAuthenticate, Authorization
from flask_digest_auth import DigestAuth, make_password_hash
from testlib import REALM, USERNAME, PASSWORD, ADMIN_1_URI, ADMIN_2_URI, \
LOGOUT_URI, make_authorization
from flask_digest_auth import DigestAuth, make_password_hash, Client
_REALM: str = "testrealm@host.com"
_USERNAME: str = "Mufasa"
_PASSWORD: str = "Circle Of Life"
class User:
@ -42,41 +42,33 @@ class User:
:param password: The clear-text password.
"""
self.username: str = username
"""The username."""
self.password_hash: str = make_password_hash(REALM, username, password)
"""The password hash."""
self.password_hash: str = make_password_hash(
_REALM, username, password)
self.visits: int = 0
"""The number of visits."""
class AuthenticationTestCase(unittest.TestCase):
class AuthenticationTestCase(TestCase):
"""The test case for the HTTP digest authentication."""
def setUp(self) -> None:
"""Sets up the test.
This is run once per test.
def create_app(self):
"""Creates the Flask application.
:return: None.
:return: The Flask application.
"""
logging.getLogger("test_auth").addHandler(logging.NullHandler())
app: Flask = Flask(__name__)
app.config.from_mapping({
"TESTING": True,
"SECRET_KEY": token_urlsafe(32),
"DIGEST_AUTH_REALM": REALM,
"TESTING": True
})
self.__client: httpx.Client = httpx.Client(
app=app, base_url="https://testserver")
"""The testing client."""
app.test_client_class = Client
auth: DigestAuth = DigestAuth()
auth: DigestAuth = DigestAuth(realm=_REALM)
auth.init_app(app)
self.__user: User = User(USERNAME, PASSWORD)
"""The user account."""
user_db: Dict[str, User] = {USERNAME: self.__user}
self.user: User = User(_USERNAME, _PASSWORD)
user_db: t.Dict[str, User] = {_USERNAME: self.user}
@auth.register_get_password
def get_password_hash(username: str) -> Optional[str]:
def get_password_hash(username: str) -> t.Optional[str]:
"""Returns the password hash of a user.
:param username: The username.
@ -86,7 +78,7 @@ class AuthenticationTestCase(unittest.TestCase):
else None
@auth.register_get_user
def get_user(username: str) -> Optional[Any]:
def get_user(username: str) -> t.Optional[t.Any]:
"""Returns a user.
:param username: The username.
@ -103,7 +95,7 @@ class AuthenticationTestCase(unittest.TestCase):
"""
user.visits = user.visits + 1
@app.get(ADMIN_1_URI, endpoint="admin-1")
@app.get("/admin-1/auth", endpoint="admin-1")
@auth.login_required
def admin_1() -> str:
"""The first administration section.
@ -112,7 +104,7 @@ class AuthenticationTestCase(unittest.TestCase):
"""
return f"Hello, {g.user.username}! #1"
@app.get(ADMIN_2_URI, endpoint="admin-2")
@app.get("/admin-2/auth", endpoint="admin-2")
@auth.login_required
def admin_2() -> str:
"""The second administration section.
@ -121,7 +113,7 @@ class AuthenticationTestCase(unittest.TestCase):
"""
return f"Hello, {g.user.username}! #2"
@app.post(LOGOUT_URI, endpoint="logout")
@app.post("/logout", endpoint="logout")
@auth.login_required
def logout() -> redirect:
"""Logs out the user.
@ -131,65 +123,63 @@ class AuthenticationTestCase(unittest.TestCase):
auth.logout()
return redirect(request.form.get("next"))
return app
def test_auth(self) -> None:
"""Tests the authentication.
:return: None.
"""
response: httpx.Response
response = self.__client.get(ADMIN_1_URI)
response: Response = self.client.get(self.app.url_for("admin-1"))
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(
self.app.url_for("admin-1"), digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
self.assertEqual(response.text, f"Hello, {USERNAME}! #1")
response = self.__client.get(ADMIN_2_URI)
self.assertEqual(response.data.decode("UTF-8"),
f"Hello, {_USERNAME}! #1")
response: Response = self.client.get(self.app.url_for("admin-2"))
self.assertEqual(response.status_code, 200)
self.assertEqual(response.text, f"Hello, {USERNAME}! #2")
self.assertEqual(self.__user.visits, 1)
self.assertEqual(response.data.decode("UTF-8"),
f"Hello, {_USERNAME}! #2")
self.assertEqual(self.user.visits, 1)
def test_stale_opaque(self) -> None:
"""Tests the stale and opaque value.
:return: None.
"""
response: httpx.Response
admin_uri: str = self.app.url_for("admin-1")
response: Response
www_authenticate: WWWAuthenticate
auth_header: str
auth_data: Authorization
response = self.__client.get(ADMIN_1_URI)
response = super(Client, self.client).get(admin_uri)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.type, "digest")
self.assertIsNone(www_authenticate.get("stale"))
self.assertEqual(www_authenticate.stale, None)
opaque: str = www_authenticate.opaque
www_authenticate.nonce = "bad"
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD)
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD)
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
self.assertEqual(www_authenticate.get("stale"), "TRUE")
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.stale, True)
self.assertEqual(www_authenticate.opaque, opaque)
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD + "2")
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD + "2")
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
self.assertEqual(www_authenticate.get("stale"), "FALSE")
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.stale, False)
self.assertEqual(www_authenticate.opaque, opaque)
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD)
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD)
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 200)
def test_logout(self) -> None:
@ -197,34 +187,35 @@ class AuthenticationTestCase(unittest.TestCase):
:return: None.
"""
logout_uri: str = LOGOUT_URI
response: httpx.Response
admin_uri: str = self.app.url_for("admin-1")
logout_uri: str = self.app.url_for("logout")
response: Response
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 200)
response = self.__client.post(logout_uri, data={"next": ADMIN_1_URI})
response = self.client.post(logout_uri, data={"next": admin_uri})
self.assertEqual(response.status_code, 302)
self.assertEqual(response.headers["Location"], ADMIN_1_URI)
self.assertEqual(response.location, admin_uri)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 200)
self.assertEqual(self.__user.visits, 2)
self.assertEqual(self.user.visits, 2)

View File

@ -1,7 +1,7 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2022/11/23
# Copyright (c) 2022-2023 imacat.
# Copyright (c) 2022 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -18,21 +18,18 @@
"""The test case for the Flask-Login integration.
"""
import logging
import unittest
import typing as t
from secrets import token_urlsafe
from typing import Optional, Dict
import httpx
from flask import Flask, g, redirect, request
from werkzeug.datastructures import WWWAuthenticate
from flask import Response, Flask, g, redirect, request
from flask_testing import TestCase
from werkzeug.datastructures import WWWAuthenticate, Authorization
from flask_digest_auth import DigestAuth, make_password_hash
from testlib import REALM, USERNAME, PASSWORD, ADMIN_1_URI, ADMIN_2_URI, \
LOGOUT_URI, make_authorization
from flask_digest_auth import DigestAuth, make_password_hash, Client
SKIPPED_NO_FLASK_LOGIN: str = "Skipped without Flask-Login."
"""The message that a test is skipped when Flask-Login is not installed."""
_REALM: str = "testrealm@host.com"
_USERNAME: str = "Mufasa"
_PASSWORD: str = "Circle Of Life"
class User:
@ -45,15 +42,12 @@ class User:
:param password: The clear-text password.
"""
self.username: str = username
"""The username."""
self.password_hash: str = make_password_hash(REALM, username, password)
"""The password hash."""
self.password_hash: str = make_password_hash(
_REALM, username, password)
self.visits: int = 0
"""The number of visits."""
self.is_authenticated: bool = True
self.is_active: bool = True
"""True if the account is active, or False otherwise."""
self.is_anonymous: bool = False
"""True if the account is anonymous, or False otherwise."""
def get_id(self) -> str:
"""Returns the username.
@ -63,60 +57,40 @@ class User:
"""
return self.username
@property
def is_authenticated(self) -> bool:
"""Returns whether the user is authenticated.
This is required by Flask-Login.
This should return self.is_active.
:return: True if the user is active, or False otherwise.
"""
return self.is_active
class FlaskLoginTestCase(unittest.TestCase):
class FlaskLoginTestCase(TestCase):
"""The test case with the Flask-Login integration."""
def setUp(self) -> None:
"""Sets up the test.
This is run once per test.
def create_app(self) -> Flask:
"""Creates the Flask application.
:return: None.
:return: The Flask application.
"""
logging.getLogger("test_flask_login").addHandler(logging.NullHandler())
self.app: Flask = Flask(__name__)
self.app.config.from_mapping({
"TESTING": True,
app: Flask = Flask(__name__)
app.config.from_mapping({
"SECRET_KEY": token_urlsafe(32),
"DIGEST_AUTH_REALM": REALM,
"TESTING": True
})
self.__client: httpx.Client = httpx.Client(
app=self.app, base_url="https://testserver")
"""The testing client."""
app.test_client_class = Client
self.__has_flask_login: bool = True
"""Whether the Flask-Login package is installed."""
self.has_flask_login: bool = True
try:
import flask_login
except ModuleNotFoundError:
self.__has_flask_login = False
return
except ImportError:
self.__has_flask_login = False
return
self.has_flask_login = False
return app
login_manager: flask_login.LoginManager = flask_login.LoginManager()
login_manager.init_app(self.app)
login_manager.init_app(app)
auth: DigestAuth = DigestAuth()
auth.init_app(self.app)
auth: DigestAuth = DigestAuth(realm=_REALM)
auth.init_app(app)
self.__user: User = User(USERNAME, PASSWORD)
"""The user account."""
user_db: Dict[str, User] = {USERNAME: self.__user}
self.user: User = User(_USERNAME, _PASSWORD)
user_db: t.Dict[str, User] = {_USERNAME: self.user}
@auth.register_get_password
def get_password_hash(username: str) -> Optional[str]:
def get_password_hash(username: str) -> t.Optional[str]:
"""Returns the password hash of a user.
:param username: The username.
@ -135,7 +109,7 @@ class FlaskLoginTestCase(unittest.TestCase):
user.visits = user.visits + 1
@login_manager.user_loader
def load_user(user_id: str) -> Optional[User]:
def load_user(user_id: str) -> t.Optional[User]:
"""Loads a user.
:param user_id: The username.
@ -143,7 +117,7 @@ class FlaskLoginTestCase(unittest.TestCase):
"""
return user_db[user_id] if user_id in user_db else None
@self.app.get(ADMIN_1_URI)
@app.get("/admin-1/auth", endpoint="admin-1")
@flask_login.login_required
def admin_1() -> str:
"""The first administration section.
@ -152,7 +126,7 @@ class FlaskLoginTestCase(unittest.TestCase):
"""
return f"Hello, {flask_login.current_user.get_id()}! #1"
@self.app.get(ADMIN_2_URI)
@app.get("/admin-2/auth", endpoint="admin-2")
@flask_login.login_required
def admin_2() -> str:
"""The second administration section.
@ -161,7 +135,7 @@ class FlaskLoginTestCase(unittest.TestCase):
"""
return f"Hello, {flask_login.current_user.get_id()}! #2"
@self.app.post(LOGOUT_URI)
@app.post("/logout", endpoint="logout")
@flask_login.login_required
def logout() -> redirect:
"""Logs out the user.
@ -171,81 +145,75 @@ class FlaskLoginTestCase(unittest.TestCase):
auth.logout()
return redirect(request.form.get("next"))
return app
def test_auth(self) -> None:
"""Tests the authentication.
:return: None.
"""
if not self.__has_flask_login:
self.skipTest(SKIPPED_NO_FLASK_LOGIN)
if not self.has_flask_login:
self.skipTest("Skipped without Flask-Login.")
response: httpx.Response
response = self.__client.get(ADMIN_1_URI)
response: Response = self.client.get(self.app.url_for("admin-1"))
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(
self.app.url_for("admin-1"), digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
self.assertEqual(response.text, f"Hello, {USERNAME}! #1")
response = self.__client.get(ADMIN_2_URI)
self.assertEqual(response.data.decode("UTF-8"),
f"Hello, {_USERNAME}! #1")
response: Response = self.client.get(self.app.url_for("admin-2"))
self.assertEqual(response.status_code, 200)
self.assertEqual(response.text, f"Hello, {USERNAME}! #2")
self.assertEqual(self.__user.visits, 1)
self.assertEqual(response.data.decode("UTF-8"),
f"Hello, {_USERNAME}! #2")
self.assertEqual(self.user.visits, 1)
def test_stale_opaque(self) -> None:
"""Tests the stale and opaque value.
:return: None.
"""
if not self.__has_flask_login:
self.skipTest(SKIPPED_NO_FLASK_LOGIN)
if not self.has_flask_login:
self.skipTest("Skipped without Flask-Login.")
response: httpx.Response
admin_uri: str = self.app.url_for("admin-1")
response: Response
www_authenticate: WWWAuthenticate
auth_header: str
auth_data: Authorization
response = self.__client.get(ADMIN_1_URI)
response = super(Client, self.client).get(admin_uri)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.type, "digest")
self.assertIsNone(www_authenticate.get("stale"))
self.assertEqual(www_authenticate.stale, None)
opaque: str = www_authenticate.opaque
with self.app.app_context():
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
www_authenticate.nonce = "bad"
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD)
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD)
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
self.assertEqual(www_authenticate.get("stale"), "TRUE")
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.stale, True)
self.assertEqual(www_authenticate.opaque, opaque)
with self.app.app_context():
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD + "2")
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD + "2")
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 401)
www_authenticate = WWWAuthenticate.from_header(
response.headers["WWW-Authenticate"])
self.assertEqual(www_authenticate.get("stale"), "FALSE")
www_authenticate = response.www_authenticate
self.assertEqual(www_authenticate.stale, False)
self.assertEqual(www_authenticate.opaque, opaque)
with self.app.app_context():
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
auth_header = make_authorization(
www_authenticate, ADMIN_1_URI, USERNAME, PASSWORD)
response = self.__client.get(ADMIN_1_URI,
headers={"Authorization": auth_header})
if hasattr(g, "_login_user"):
delattr(g, "_login_user")
auth_data = Client.make_authorization(
www_authenticate, admin_uri, _USERNAME, _PASSWORD)
response = super(Client, self.client).get(admin_uri, auth=auth_data)
self.assertEqual(response.status_code, 200)
def test_logout(self) -> None:
@ -253,67 +221,38 @@ class FlaskLoginTestCase(unittest.TestCase):
:return: None.
"""
if not self.__has_flask_login:
self.skipTest(SKIPPED_NO_FLASK_LOGIN)
if not self.has_flask_login:
self.skipTest("Skipped without Flask-Login.")
response: httpx.Response
admin_uri: str = self.app.url_for("admin-1")
logout_uri: str = self.app.url_for("logout")
response: Response
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 200)
response = self.__client.post(LOGOUT_URI, data={"next": ADMIN_1_URI})
response = self.client.post(logout_uri, data={"next": admin_uri})
self.assertEqual(response.status_code, 302)
self.assertEqual(response.headers["Location"], ADMIN_1_URI)
self.assertEqual(response.location, admin_uri)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
response = self.client.get(admin_uri,
digest_auth=(_USERNAME, _PASSWORD))
self.assertEqual(response.status_code, 200)
response = self.__client.get(ADMIN_1_URI)
response = self.client.get(admin_uri)
self.assertEqual(response.status_code, 200)
self.assertEqual(self.__user.visits, 2)
def test_disabled(self) -> None:
"""Tests the disabled user.
:return: None.
"""
if not self.__has_flask_login:
self.skipTest(SKIPPED_NO_FLASK_LOGIN)
response: httpx.Response
self.__user.is_active = False
response = self.__client.get(ADMIN_1_URI)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
self.assertEqual(response.status_code, 401)
self.__user.is_active = True
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
self.assertEqual(response.status_code, 200)
response = self.__client.get(ADMIN_1_URI)
self.assertEqual(response.status_code, 200)
self.__user.is_active = False
response = self.__client.get(ADMIN_1_URI)
self.assertEqual(response.status_code, 401)
response = self.__client.get(ADMIN_1_URI,
auth=httpx.DigestAuth(USERNAME, PASSWORD))
self.assertEqual(response.status_code, 401)
self.assertEqual(self.user.visits, 2)

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@ -1,87 +0,0 @@
# The Flask HTTP Digest Authentication Project.
# Author: imacat@mail.imacat.idv.tw (imacat), 2023/10/5
# Copyright (c) 2023 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""The common test libraries.
"""
from secrets import token_urlsafe
from typing import Optional, Literal, Dict
from werkzeug.datastructures import Authorization, WWWAuthenticate
from werkzeug.http import parse_set_header
from flask_digest_auth import calc_response, make_password_hash
REALM: str = "testrealm@host.com"
"""The realm."""
USERNAME: str = "Mufasa"
"""The username."""
PASSWORD: str = "Circle Of Life"
"""The password."""
ADMIN_1_URI: str = "/admin-1/auth"
"""The first administration URI."""
ADMIN_2_URI: str = "/admin-2/auth"
"""The first administration URI."""
LOGOUT_URI: str = "/logout"
"""The log out URI."""
def make_authorization(www_authenticate: WWWAuthenticate, uri: str,
username: str, password: str) -> str:
"""Composes and returns the request authorization.
:param www_authenticate: The ``WWW-Authenticate`` response.
:param uri: The request URI.
:param username: The username.
:param password: The password.
:return: The request authorization header.
"""
qop: Optional[Literal["auth", "auth-int"]] = None
if "auth" in parse_set_header(www_authenticate.get("qop")):
qop = "auth"
cnonce: Optional[str] = None
if qop is not None or www_authenticate.algorithm == "MD5-sess":
cnonce = token_urlsafe(8)
nc: Optional[str] = None
count: int = 1
if qop is not None:
nc: str = hex(count)[2:].zfill(8)
expected: str = calc_response(
method="GET", uri=uri,
password_hash=make_password_hash(www_authenticate.realm,
username, password),
nonce=www_authenticate.nonce, qop=qop,
algorithm=www_authenticate.algorithm, cnonce=cnonce, nc=nc,
body=None)
data: Dict[str, str] = {
"username": username, "realm": www_authenticate.realm,
"nonce": www_authenticate.nonce, "uri": uri, "response": expected}
if www_authenticate.algorithm is not None:
data["algorithm"] = www_authenticate.algorithm
if cnonce is not None:
data["cnonce"] = cnonce
if www_authenticate.opaque is not None:
data["opaque"] = www_authenticate.opaque
if qop is not None:
data["qop"] = qop
if nc is not None:
data["nc"] = nc
return str(Authorization("digest", data=data))