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mirror of https://github.com/netbox-community/netbox.git synced 2024-05-10 07:54:54 +00:00
2022-04-14 10:54:07 -04:00

290 lines
9.0 KiB
Python

import logging
from django.conf import settings
from django.contrib import messages
from django.contrib.auth import login as auth_login, logout as auth_logout, update_session_auth_hash
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.models import update_last_login
from django.contrib.auth.signals import user_logged_in
from django.http import HttpResponseRedirect
from django.shortcuts import get_object_or_404, redirect, render
from django.urls import reverse
from django.utils.decorators import method_decorator
from django.views.decorators.debug import sensitive_post_parameters
from django.views.generic import View
from social_core.backends.utils import load_backends
from extras.models import ObjectChange
from extras.tables import ObjectChangeTable
from netbox.authentication import get_auth_backend_display
from netbox.config import get_config
from utilities.forms import ConfirmationForm
from .forms import LoginForm, PasswordChangeForm, TokenForm, UserConfigForm
from .models import Token
#
# Login/logout
#
class LoginView(View):
"""
Perform user authentication via the web UI.
"""
template_name = 'login.html'
@method_decorator(sensitive_post_parameters('password'))
def dispatch(self, *args, **kwargs):
return super().dispatch(*args, **kwargs)
def get(self, request):
form = LoginForm(request)
if request.user.is_authenticated:
logger = logging.getLogger('netbox.auth.login')
return self.redirect_to_next(request, logger)
auth_backends = {
name: get_auth_backend_display(name) for name in load_backends(settings.AUTHENTICATION_BACKENDS).keys()
}
return render(request, self.template_name, {
'form': form,
'auth_backends': auth_backends,
})
def post(self, request):
logger = logging.getLogger('netbox.auth.login')
form = LoginForm(request, data=request.POST)
if form.is_valid():
logger.debug("Login form validation was successful")
# If maintenance mode is enabled, assume the database is read-only, and disable updating the user's
# last_login time upon authentication.
if get_config().MAINTENANCE_MODE:
logger.warning("Maintenance mode enabled: disabling update of most recent login time")
user_logged_in.disconnect(update_last_login, dispatch_uid='update_last_login')
# Authenticate user
auth_login(request, form.get_user())
logger.info(f"User {request.user} successfully authenticated")
messages.info(request, "Logged in as {}.".format(request.user))
return self.redirect_to_next(request, logger)
else:
logger.debug("Login form validation failed")
return render(request, self.template_name, {
'form': form,
'auth_backends': load_backends(settings.AUTHENTICATION_BACKENDS),
})
def redirect_to_next(self, request, logger):
data = request.POST if request.method == "POST" else request.GET
redirect_url = data.get('next', settings.LOGIN_REDIRECT_URL)
if redirect_url and redirect_url.startswith('/'):
logger.debug(f"Redirecting user to {redirect_url}")
else:
if redirect_url:
logger.warning(f"Ignoring unsafe 'next' URL passed to login form: {redirect_url}")
redirect_url = reverse('home')
return HttpResponseRedirect(redirect_url)
class LogoutView(View):
"""
Deauthenticate a web user.
"""
def get(self, request):
logger = logging.getLogger('netbox.auth.logout')
# Log out the user
username = request.user
auth_logout(request)
logger.info(f"User {username} has logged out")
messages.info(request, "You have logged out.")
# Delete session key cookie (if set) upon logout
response = HttpResponseRedirect(reverse('home'))
response.delete_cookie('session_key')
return response
#
# User profiles
#
class ProfileView(LoginRequiredMixin, View):
template_name = 'users/profile.html'
def get(self, request):
# Compile changelog table
changelog = ObjectChange.objects.restrict(request.user, 'view').filter(user=request.user).prefetch_related(
'changed_object_type'
)[:20]
changelog_table = ObjectChangeTable(changelog)
return render(request, self.template_name, {
'changelog_table': changelog_table,
'active_tab': 'profile',
})
class UserConfigView(LoginRequiredMixin, View):
template_name = 'users/preferences.html'
def get(self, request):
userconfig = request.user.config
form = UserConfigForm(instance=userconfig)
return render(request, self.template_name, {
'form': form,
'active_tab': 'preferences',
})
def post(self, request):
userconfig = request.user.config
form = UserConfigForm(request.POST, instance=userconfig)
if form.is_valid():
form.save()
messages.success(request, "Your preferences have been updated.")
return redirect('user:preferences')
return render(request, self.template_name, {
'form': form,
'active_tab': 'preferences',
})
class ChangePasswordView(LoginRequiredMixin, View):
template_name = 'users/password.html'
def get(self, request):
# LDAP users cannot change their password here
if getattr(request.user, 'ldap_username', None):
messages.warning(request, "LDAP-authenticated user credentials cannot be changed within NetBox.")
return redirect('user:profile')
form = PasswordChangeForm(user=request.user)
return render(request, self.template_name, {
'form': form,
'active_tab': 'password',
})
def post(self, request):
form = PasswordChangeForm(user=request.user, data=request.POST)
if form.is_valid():
form.save()
update_session_auth_hash(request, form.user)
messages.success(request, "Your password has been changed successfully.")
return redirect('user:profile')
return render(request, self.template_name, {
'form': form,
'active_tab': 'change_password',
})
#
# API tokens
#
class TokenListView(LoginRequiredMixin, View):
def get(self, request):
tokens = Token.objects.filter(user=request.user)
return render(request, 'users/api_tokens.html', {
'tokens': tokens,
'active_tab': 'api-tokens',
})
class TokenEditView(LoginRequiredMixin, View):
def get(self, request, pk=None):
if pk:
token = get_object_or_404(Token.objects.filter(user=request.user), pk=pk)
else:
token = Token(user=request.user)
form = TokenForm(instance=token)
return render(request, 'generic/object_edit.html', {
'object': token,
'form': form,
'return_url': reverse('user:token_list'),
})
def post(self, request, pk=None):
if pk:
token = get_object_or_404(Token.objects.filter(user=request.user), pk=pk)
form = TokenForm(request.POST, instance=token)
else:
token = Token(user=request.user)
form = TokenForm(request.POST)
if form.is_valid():
token = form.save(commit=False)
token.user = request.user
token.save()
msg = f"Modified token {token}" if pk else f"Created token {token}"
messages.success(request, msg)
if '_addanother' in request.POST:
return redirect(request.path)
else:
return redirect('user:token_list')
return render(request, 'generic/object_edit.html', {
'object': token,
'form': form,
'return_url': reverse('user:token_list'),
})
class TokenDeleteView(LoginRequiredMixin, View):
def get(self, request, pk):
token = get_object_or_404(Token.objects.filter(user=request.user), pk=pk)
initial_data = {
'return_url': reverse('user:token_list'),
}
form = ConfirmationForm(initial=initial_data)
return render(request, 'generic/object_delete.html', {
'object': token,
'form': form,
'return_url': reverse('user:token_list'),
})
def post(self, request, pk):
token = get_object_or_404(Token.objects.filter(user=request.user), pk=pk)
form = ConfirmationForm(request.POST)
if form.is_valid():
token.delete()
messages.success(request, "Token deleted")
return redirect('user:token_list')
return render(request, 'generic/object_delete.html', {
'object': token,
'form': form,
'return_url': reverse('user:token_list'),
})