From 942f0c826530444332e45de0367b560e0af22b33 Mon Sep 17 00:00:00 2001 From: Thierry Parmentelat Date: Fri, 16 Nov 2012 07:38:40 +0100 Subject: [PATCH] very first very rough django setup with a login/passwd view and a custom authentication backend (uses a hardcoded dict for now) --- .gitignore | 5 ++ Makefile | 2 + auth/__init__.py | 0 auth/backend.py | 39 +++++++++ auth/models.py | 3 + auth/tests.py | 16 ++++ auth/views.py | 25 ++++++ devel/django-install.txt | 29 +++++++ devel/push-debian.sh | 6 ++ devel/server-loop.sh | 11 +++ manage.py | 10 +++ myslice/__init__.py | 0 myslice/settings.py | 165 +++++++++++++++++++++++++++++++++++++++ myslice/urls.py | 18 +++++ myslice/wsgi.py | 28 +++++++ templates/auth.html | 28 +++++++ 16 files changed, 385 insertions(+) create mode 100644 .gitignore create mode 100644 Makefile create mode 100644 auth/__init__.py create mode 100644 auth/backend.py create mode 100644 auth/models.py create mode 100644 auth/tests.py create mode 100644 auth/views.py create mode 100644 devel/django-install.txt create mode 100755 devel/push-debian.sh create mode 100755 devel/server-loop.sh create mode 100755 manage.py create mode 100644 myslice/__init__.py create mode 100644 myslice/settings.py create mode 100644 myslice/urls.py create mode 100644 myslice/wsgi.py create mode 100644 templates/auth.html diff --git a/.gitignore b/.gitignore new file mode 100644 index 00000000..90282c09 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +TAGS +*.pyc +*.sqlite3 +*~ + diff --git a/Makefile b/Makefile new file mode 100644 index 00000000..d4fd1302 --- /dev/null +++ b/Makefile @@ -0,0 +1,2 @@ +tags: + git ls-files | xargs etags diff --git a/auth/__init__.py b/auth/__init__.py new file mode 100644 index 00000000..e69de29b diff --git a/auth/backend.py b/auth/backend.py new file mode 100644 index 00000000..a09ef608 --- /dev/null +++ b/auth/backend.py @@ -0,0 +1,39 @@ +# import the User object +from django.contrib.auth.models import User + +# import the IMAP library +#from imaplib import IMAP4 + +# import time - this is used to create Django's internal username +import time + +# Name my backend 'MyCustomBackend' +class MyCustomBackend: + + hard_wired_users = { 'jean': '1234', + 'root': '2345', + 'jacques': '3456', + } + + + # Create an authentication method + # This is called by the standard Django login procedure + def authenticate(self, username=None, password=None): + users=MyCustomBackend.hard_wired_users + if username not in users: return None + if password != users[username]: return None + try: + # Check if the user exists in Django's local database + user = User.objects.get(email=username) + except User.DoesNotExist: + # Create a user in Django's local database + user = User.objects.create_user(time.time(), username, 'passworddoesntmatter') + + return user + + # Required for your backend to work properly - unchanged in most scenarios + def get_user(self, user_id): + try: + return User.objects.get(pk=user_id) + except User.DoesNotExist: + return None diff --git a/auth/models.py b/auth/models.py new file mode 100644 index 00000000..71a83623 --- /dev/null +++ b/auth/models.py @@ -0,0 +1,3 @@ +from django.db import models + +# Create your models here. diff --git a/auth/tests.py b/auth/tests.py new file mode 100644 index 00000000..501deb77 --- /dev/null +++ b/auth/tests.py @@ -0,0 +1,16 @@ +""" +This file demonstrates writing tests using the unittest module. These will pass +when you run "manage.py test". + +Replace this with more appropriate tests for your application. +""" + +from django.test import TestCase + + +class SimpleTest(TestCase): + def test_basic_addition(self): + """ + Tests that 1 + 1 always equals 2. + """ + self.assertEqual(1 + 1, 2) diff --git a/auth/views.py b/auth/views.py new file mode 100644 index 00000000..3004c2eb --- /dev/null +++ b/auth/views.py @@ -0,0 +1,25 @@ +# Create your views here. +from django.core.context_processors import csrf +from django.template import RequestContext +from django.shortcuts import render_to_response +from django.contrib.auth import authenticate, login + +def login_user(request): + state = "Please log in below..." + username = password = '' + if request.POST: + username = request.POST.get('username') + password = request.POST.get('password') + + user = authenticate(username=username, password=password) + if user is not None: + if user.is_active: + login(request, user) + state = "You're successfully logged in!" + else: + state = "Your account is not active, please contact the site admin." + else: + state = "Your username and/or password were incorrect." + + return render_to_response('auth.html',{'state':state, 'username': username}, + context_instance=RequestContext(request)) diff --git a/devel/django-install.txt b/devel/django-install.txt new file mode 100644 index 00000000..ad76b6ef --- /dev/null +++ b/devel/django-install.txt @@ -0,0 +1,29 @@ +versions collected as of nov 14 2012 + +======================================== MAC +I'm using macports +$ sudo port install python27 py27-pip py27-django +(not even sure if pip is needed then...) +-> 1.4.1_0 + +NOTE: I haven't found the magic sentence to expose django-admin-2.7.py +as simply django-admin.py +There's this 'port select' command that can be used for selecting +which python to use, which I believe would come in handy here too +Except that it insists on taking a so-called 'group' name and I can't +find out what to use here + +~/git/django-playground $ port select --list django +Warning: Unable to get active selected version: The specified group +'django' does not exist. + +======================================== fedora(16) +$ sudo yum install Django +WARNING: version 1.3 !! +-> 1.3.4-1 + +(Fedora17 has 1.4.2) +======================================== debian(wheezy) +$ sudo apt-get install python-django +-> 1.4.1_2 + diff --git a/devel/push-debian.sh b/devel/push-debian.sh new file mode 100755 index 00000000..37082a5a --- /dev/null +++ b/devel/push-debian.sh @@ -0,0 +1,6 @@ +#!/bin/bash +DIR=$(dirname $0) + +host=debian03.pl.sophia.inria.fr + +rsync -a "$@" $DIR/ root@$host:/root/myslice/ diff --git a/devel/server-loop.sh b/devel/server-loop.sh new file mode 100755 index 00000000..e75ec328 --- /dev/null +++ b/devel/server-loop.sh @@ -0,0 +1,11 @@ +#!/bin/bash +DIRNAME=$(dirname $0) +cd $DIRNAME + +# default port : if hostname starts with z -> use 8080 ; otherwise take 80 +hostname | grep -q '^z' && port=8080 || port=80 +[[ -n "$@" ]] && port=$1 + +while true; do + ./manage.py runserver 0.0.0.0:$port +done diff --git a/manage.py b/manage.py new file mode 100755 index 00000000..415fb121 --- /dev/null +++ b/manage.py @@ -0,0 +1,10 @@ +#!/usr/bin/env python +import os +import sys + +if __name__ == "__main__": + os.environ.setdefault("DJANGO_SETTINGS_MODULE", "myslice.settings") + + from django.core.management import execute_from_command_line + + execute_from_command_line(sys.argv) diff --git a/myslice/__init__.py b/myslice/__init__.py new file mode 100644 index 00000000..e69de29b diff --git a/myslice/settings.py b/myslice/settings.py new file mode 100644 index 00000000..5eb17468 --- /dev/null +++ b/myslice/settings.py @@ -0,0 +1,165 @@ +# Django settings for myslice project. + +DEBUG = True +TEMPLATE_DEBUG = DEBUG + +ADMINS = ( + # ('Your Name', 'your_email@example.com'), +) + +MANAGERS = ADMINS + +## guess if we run on the 'prod' site (:) or on a working laptop +import os, os.path +ROOT='' +def init_root (): + global ROOT + if os.path.exists("/root/myslice"): + ROOT="/root/myslice" + else: + ROOT=os.path.expanduser("~/git/myslice-django") +init_root() + +DATABASES = { + 'default': { + 'ENGINE': 'django.db.backends.sqlite3', # Add 'postgresql_psycopg2', 'mysql', 'sqlite3' or 'oracle'. + 'NAME': os.path.join(ROOT,'myslice.sqlite3'), # Or path to database file if using sqlite3. + 'USER': '', # Not used with sqlite3. + 'PASSWORD': '', # Not used with sqlite3. + 'HOST': '', # Set to empty string for localhost. Not used with sqlite3. + 'PORT': '', # Set to empty string for default. Not used with sqlite3. + } +} + +# Local time zone for this installation. Choices can be found here: +# http://en.wikipedia.org/wiki/List_of_tz_zones_by_name +# although not all choices may be available on all operating systems. +# In a Windows environment this must be set to your system time zone. +TIME_ZONE = 'America/Chicago' + +# Language code for this installation. All choices can be found here: +# http://www.i18nguy.com/unicode/language-identifiers.html +LANGUAGE_CODE = 'en-us' + +SITE_ID = 1 + +# If you set this to False, Django will make some optimizations so as not +# to load the internationalization machinery. +USE_I18N = True + +# If you set this to False, Django will not format dates, numbers and +# calendars according to the current locale. +USE_L10N = True + +# If you set this to False, Django will not use timezone-aware datetimes. +USE_TZ = True + +# Absolute filesystem path to the directory that will hold user-uploaded files. +# Example: "/home/media/media.lawrence.com/media/" +MEDIA_ROOT = '' + +# URL that handles the media served from MEDIA_ROOT. Make sure to use a +# trailing slash. +# Examples: "http://media.lawrence.com/media/", "http://example.com/media/" +MEDIA_URL = '' + +# Absolute path to the directory static files should be collected to. +# Don't put anything in this directory yourself; store your static files +# in apps' "static/" subdirectories and in STATICFILES_DIRS. +# Example: "/home/media/media.lawrence.com/static/" +STATIC_ROOT = '' + +# URL prefix for static files. +# Example: "http://media.lawrence.com/static/" +STATIC_URL = '/static/' + +# Additional locations of static files +STATICFILES_DIRS = ( + # Put strings here, like "/home/html/static" or "C:/www/django/static". + # Always use forward slashes, even on Windows. + # Don't forget to use absolute paths, not relative paths. +) + +# List of finder classes that know how to find static files in +# various locations. +STATICFILES_FINDERS = ( + 'django.contrib.staticfiles.finders.FileSystemFinder', + 'django.contrib.staticfiles.finders.AppDirectoriesFinder', +# 'django.contrib.staticfiles.finders.DefaultStorageFinder', +) + +# Make this unique, and don't share it with anybody. +SECRET_KEY = 't%n(3h)&r^n8(+8)(sp29t^$c2#t(m3)e2!02l8w1#36tl#t27' + +# List of callables that know how to import templates from various sources. +TEMPLATE_LOADERS = ( + 'django.template.loaders.filesystem.Loader', + 'django.template.loaders.app_directories.Loader', +# 'django.template.loaders.eggs.Loader', +) + +MIDDLEWARE_CLASSES = ( + 'django.middleware.common.CommonMiddleware', + 'django.contrib.sessions.middleware.SessionMiddleware', + 'django.middleware.csrf.CsrfViewMiddleware', + 'django.contrib.auth.middleware.AuthenticationMiddleware', + 'django.contrib.messages.middleware.MessageMiddleware', + # Uncomment the next line for simple clickjacking protection: + # 'django.middleware.clickjacking.XFrameOptionsMiddleware', +) + +ROOT_URLCONF = 'myslice.urls' + +# Python dotted path to the WSGI application used by Django's runserver. +WSGI_APPLICATION = 'myslice.wsgi.application' + +TEMPLATE_DIRS = ( + # Put strings here, like "/home/html/django_templates" or "C:/www/django/templates". + # Always use forward slashes, even on Windows. + # Don't forget to use absolute paths, not relative paths. + os.path.join(ROOT,"templates"), +) + +INSTALLED_APPS = ( + 'django.contrib.auth', + 'django.contrib.contenttypes', + 'django.contrib.sessions', + 'django.contrib.sites', + 'django.contrib.messages', + 'django.contrib.staticfiles', + # Uncomment the next line to enable the admin: + # 'django.contrib.admin', + # Uncomment the next line to enable admin documentation: + # 'django.contrib.admindocs', +) + +# A sample logging configuration. The only tangible logging +# performed by this configuration is to send an email to +# the site admins on every HTTP 500 error when DEBUG=False. +# See http://docs.djangoproject.com/en/dev/topics/logging for +# more details on how to customize your logging configuration. +LOGGING = { + 'version': 1, + 'disable_existing_loggers': False, + 'filters': { + 'require_debug_false': { + '()': 'django.utils.log.RequireDebugFalse' + } + }, + 'handlers': { + 'mail_admins': { + 'level': 'ERROR', + 'filters': ['require_debug_false'], + 'class': 'django.utils.log.AdminEmailHandler', + } + }, + 'loggers': { + 'django.request': { + 'handlers': ['mail_admins'], + 'level': 'ERROR', + 'propagate': True, + }, + } +} + +AUTHENTICATION_BACKENDS = ( 'auth.backend.MyCustomBackend', ) diff --git a/myslice/urls.py b/myslice/urls.py new file mode 100644 index 00000000..6f0ba430 --- /dev/null +++ b/myslice/urls.py @@ -0,0 +1,18 @@ +from django.conf.urls import patterns, include, url + +# Uncomment the next two lines to enable the admin: +# from django.contrib import admin +# admin.autodiscover() + +urlpatterns = patterns('', + # Examples: + # url(r'^$', 'myslice.views.home', name='home'), + # url(r'^myslice/', include('myslice.foo.urls')), + + # Uncomment the admin/doc line below to enable admin documentation: + # url(r'^admin/doc/', include('django.contrib.admindocs.urls')), + + # Uncomment the next line to enable the admin: + # url(r'^admin/', include(admin.site.urls)), + (r'^login/$', 'auth.views.login_user'), +) diff --git a/myslice/wsgi.py b/myslice/wsgi.py new file mode 100644 index 00000000..2736fd0c --- /dev/null +++ b/myslice/wsgi.py @@ -0,0 +1,28 @@ +""" +WSGI config for mylogin project. + +This module contains the WSGI application used by Django's development server +and any production WSGI deployments. It should expose a module-level variable +named ``application``. Django's ``runserver`` and ``runfcgi`` commands discover +this application via the ``WSGI_APPLICATION`` setting. + +Usually you will have the standard Django WSGI application here, but it also +might make sense to replace the whole Django WSGI application with a custom one +that later delegates to the Django one. For example, you could introduce WSGI +middleware here, or combine a Django application with an application of another +framework. + +""" +import os + +os.environ.setdefault("DJANGO_SETTINGS_MODULE", "myslice.settings") + +# This application object is used by any WSGI server configured to use this +# file. This includes Django's development server, if the WSGI_APPLICATION +# setting points here. +from django.core.wsgi import get_wsgi_application +application = get_wsgi_application() + +# Apply WSGI middleware here. +# from helloworld.wsgi import HelloWorldApplication +# application = HelloWorldApplication(application) diff --git a/templates/auth.html b/templates/auth.html new file mode 100644 index 00000000..6fe7d44b --- /dev/null +++ b/templates/auth.html @@ -0,0 +1,28 @@ + + + +Log in + + + + + {{ state }} +
+ {% csrf_token %} + {% if next %} + + {% endif %} + username: +
+ password: +
+ + +
+ + -- 2.43.0