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add a new app for ldap3-authentication (currently, it uses a testserver), login/logout from django, my own decorator

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This commit is contained in:
Patrick Mayr
2020-08-25 17:09:08 +00:00
parent a8cd21b930
commit ffa248ce03
11 changed files with 224 additions and 0 deletions
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0
fet2020/authentications/__init__.py Normal file
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3
fet2020/authentications/admin.py Normal file
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# from django.contrib import admin
# Register your models here.

5
fet2020/authentications/apps.py Normal file
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@@ -0,0 +1,5 @@
from django.apps import AppConfig
class AuthenticationsConfig(AppConfig):
name = 'authentications'

27
fet2020/authentications/authentications.py Normal file
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import ldap3
def authentication(username, password):
# no empty passwords
if password is None or password.strip() == "":
# messages.info("username:%s Login denied for blank password", username)
return None
# username format
new_username = 'uid={username}, cn=users, cn=accounts, dc=demo1, dc=freeipa, dc=org'
userdn = new_username.format(username=username)
server_uri = 'ipa.demo1.freeipa.org'
server = ldap3.Server(server_uri, get_info=ldap3.ALL)
try:
ldap3.Connection(
server,
userdn,
password,
auto_bind=True,
)
except ldap3.core.exceptions.LDAPBindError:
username = None
return username

11
fet2020/authentications/decorators.py Normal file
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@@ -0,0 +1,11 @@
from django.shortcuts import redirect
def unauthenticated_user(view_func):
def wrapper_func(request, *args, **kwargs):
if request.user.is_authenticated:
return redirect('home')
else:
return view_func(request, *args, **kwargs)
return wrapper_func

3
fet2020/authentications/models.py Normal file
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# from django.db import models
# Create your models here.

3
fet2020/authentications/tests.py Normal file
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# from django.test import TestCase
# Create your tests here.

8
fet2020/authentications/urls.py Normal file
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from django.urls import path
from . import views
urlpatterns = [
path('login/', views.loginPage, name="login"),
path('logout/', views.logoutUser, name="logout"),
]

40
fet2020/authentications/views.py Normal file
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from django.shortcuts import render, redirect
from django.contrib.auth import login, logout
from django.contrib import messages
from django.contrib.auth.models import User
from .authentications import authentication
# from .decorators import unauthenticated_user
# @unauthenticated_user
def loginPage(request):
"""
if request.user.is_authenticated:
return redirect('home')
else:
"""
if request.method == 'POST':
username = request.POST.get('username')
password = request.POST.get('password')
auth_user = authentication(username, password)
if auth_user is not None:
try:
user = User.objects.get(username=username)
except User.DoesNotExist:
user = User.objects.create_user(auth_user)
login(request, user)
return redirect('home')
else:
messages.info(request, 'username OR password is incorrect')
context = {}
return render(request, 'authentications/login.html', context)
def logoutUser(request):
logout(request)
return redirect('home')

1
fet2020/fet2020/urls.py
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@@ -30,6 +30,7 @@ urlpatterns = [
path('posts/', include('posts.urls')),
path('admin/doc/', include('django.contrib.admindocs.urls')),
path('admin/', admin.site.urls),
path('auth/', include('authentications.urls')),
path('', views.index, name='home'),
path('index.html', views.index, name='home'),
path('ckeditor/', include('ckeditor_uploader.urls')),

123
fet2020/templates/authentications/login.html Normal file
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<!DOCTYPE html>
<html>
<head>
<title>Login</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.6.1/css/all.css" integrity="sha384-gfdkjb5BdAXd+lj+gudLWI+BXq4IuLW5IT+brZEZsLFm++aCMlF1V92rMkPaX4PP" crossorigin="anonymous">
<style>
body,
html {
margin: 0;
padding: 0;
height: 100%;
background: #7abecc !important;
}
.user_card {
width: 350px;
margin-top: auto;
margin-bottom: auto;
background: #74cfbf;
position: relative;
display: flex;
justify-content: center;
flex-direction: column;
padding: 10px;
box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
-webkit-box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
-moz-box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
border-radius: 5px;
}
.form_container {
margin-top: 20px;
}
#form-title{
color: #fff;
}
.login_btn {
width: 100%;
background: #33ccff !important;
color: white !important;
}
.login_btn:focus {
box-shadow: none !important;
outline: 0px !important;
}
.login_container {
padding: 0 2rem;
}
.input-group-text {
background: #f7ba5b !important;
color: white !important;
border: 0 !important;
border-radius: 0.25rem 0 0 0.25rem !important;
}
.input_user,
.input_pass:focus {
box-shadow: none !important;
outline: 0px !important;
}
#messages{
background-color: grey;
color: #fff;
padding: 10px;
margin-top: 10px;
}
</style>
</head>
<body>
<div class="container h-100">
<div class="d-flex justify-content-center h-100">
<div class="user_card">
<div class="d-flex justify-content-center">
<h3 id="form-title">LOGIN</h3>
</div>
<div class="d-flex justify-content-center form_container">
<form method="POST" action="">
{% csrf_token %}
<div class="input-group mb-3">
<div class="input-group-append">
<span class="input-group-text"><i class="fas fa-user"></i></span>
</div>
<input type="text" name="username" placeholder="Username..." class="form-control">
</div>
<div class="input-group mb-2">
<div class="input-group-append">
<span class="input-group-text"><i class="fas fa-key"></i></span>
</div>
<input type="password" name="password" placeholder="Password..." class="form-control" >
</div>
<div class="d-flex justify-content-center mt-3 login_container">
<input class="btn login_btn" type="submit" value="Login">
</div>
</form>
</div>
{% for message in messages %}
<p id="messages">{{message}}</p>
{% endfor %}
</div>
</div>
</div>
</div>
</body>
</html>