如何启动Django开发服务器时自动重定向至/login/页面？

To make your Django app automatically redirect from http://127.0.0.1:8000/ to the login page, you need to add a root URL pattern that handles this redirect. Here are two straightforward approaches to achieve this:

Approach 1: Use Django's Built-in RedirectView #

This is the simplest method, leveraging Django's generic RedirectView class to point directly to your existing login URL by its name (best practice to avoid hardcoding paths).

Step 1: Update Your URL Configuration #

Modify your project's urls.py file to include a root path that redirects to your login view:

from django.contrib import admin
from django.urls import path
from django.views.generic.base import RedirectView  # Import RedirectView
from .views import LoginIndexView

urlpatterns = [
    # Root path redirects to login page
    path('', RedirectView.as_view(pattern_name='loginindex', permanent=False), name='root'),
    path('login/', LoginIndexView.as_view(redirect_authenticated_user=True), name='loginindex'),
    # Add other URLs (like admin, list_view, etc.) here
]

Key Details: #

• pattern_name='loginindex': Uses the URL name you already defined for your login view. If you ever change the /login/ path later, you won’t need to update this redirect.
• permanent=False: Sets a temporary 302 redirect (ideal here, as a permanent 301 would be cached by browsers and harder to adjust later).

Approach 2: Custom View for Authenticated User Optimization #

If you want logged-in users to skip the login page and go directly to your list_view when accessing the root URL, create a simple custom view that checks the user’s authentication status:

Step 1: Add the Custom View #

In your views.py file, add this function:

from django.shortcuts import redirect

def root_redirect(request):
    if request.user.is_authenticated:
        # Redirect authenticated users straight to list_view
        return redirect('list_view')
    else:
        # Redirect unauthenticated users to login page
        return redirect('loginindex')

Step 2: Update URL Configuration #

Modify your urls.py to use this custom view for the root path:

from django.contrib import admin
from django.urls import path
from .views import LoginIndexView, root_redirect  # Import the custom view

urlpatterns = [
    path('', root_redirect, name='root'),
    path('login/', LoginIndexView.as_view(redirect_authenticated_user=True), name='loginindex'),
    # Ensure your list_view URL is defined here
    path('list/', YourListView.as_view(), name='list_view'),
]

Key Details: #

• This view skips an extra redirect step for authenticated users, sending them directly to your main content instead of the login page.
• It maintains the desired behavior for unauthenticated users, redirecting them to the login page as requested.

Either approach will solve your original problem of auto-redirecting the root URL to the login page. The first is quick and minimal, while the second offers a smoother experience for logged-in users.

内容的提问来源于stack exchange，提问作者Ritish Ranjan Khan