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