37 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""OIDC Permission checking"""
 | 
						|
from django.contrib import messages
 | 
						|
from django.shortcuts import redirect
 | 
						|
from structlog import get_logger
 | 
						|
 | 
						|
from passbook.audit.models import Event
 | 
						|
from passbook.core.models import Application
 | 
						|
from passbook.policies.engine import PolicyEngine
 | 
						|
 | 
						|
LOGGER = get_logger()
 | 
						|
 | 
						|
def check_permissions(request, user, client):
 | 
						|
    """Check permissions, used for
 | 
						|
    https://django-oidc-provider.readthedocs.io/en/latest/
 | 
						|
    sections/settings.html#oidc-after-userlogin-hook"""
 | 
						|
    try:
 | 
						|
        application = client.openidprovider.application
 | 
						|
    except Application.DoesNotExist:
 | 
						|
        return redirect('passbook_providers_oauth:oauth2-permission-denied')
 | 
						|
    LOGGER.debug("Checking permissions for application", user=user, application=application)
 | 
						|
    policy_engine = PolicyEngine(application.policies.all(), user, request)
 | 
						|
    policy_engine.build()
 | 
						|
 | 
						|
    # Check permissions
 | 
						|
    passing, policy_messages = policy_engine.result
 | 
						|
    if not passing:
 | 
						|
        for policy_message in policy_messages:
 | 
						|
            messages.error(request, policy_message)
 | 
						|
        return redirect('passbook_providers_oauth:oauth2-permission-denied')
 | 
						|
 | 
						|
    Event.create(
 | 
						|
        action=Event.ACTION_AUTHORIZE_APPLICATION,
 | 
						|
        request=request,
 | 
						|
        app=application.name,
 | 
						|
        skipped_authorization=False)
 | 
						|
    return None
 |