36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
import base64
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import binascii
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import hypercorn.logging
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from starlette.authentication import AuthenticationBackend, AuthenticationError, AuthCredentials, SimpleUser
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from pillar_tool.db.queries.auth_queries import verify_user
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class BasicAuthBackend(AuthenticationBackend):
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async def authenticate(self, conn):
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print("test 2")
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if "Authorization" not in conn.headers:
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raise AuthenticationError('No Authorization Header')
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auth = conn.headers["Authorization"]
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try:
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scheme, creds = auth.split()
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if scheme.lower() != "basic":
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raise AuthenticationError('Invalid Auth Scheme')
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decoded = base64.b64decode(creds).decode("utf-8")
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except (ValueError, UnicodeDecodeError, binascii.Error):
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raise AuthenticationError('Invalid basic auth credentials')
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username, _, password = decoded.partition(":")
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user = verify_user(conn.state.db, username, password)
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if user is None:
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raise AuthenticationError('Invalid basic auth credentials')
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conn.state.user = user
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