FreeOpcUa /
opcua-asyncio
| Total Complexity | 5 |
| Total Lines | 24 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | from asyncua.crypto import uacrypto |
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| 2 | import sys |
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| 3 | import logging |
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| 4 | sys.path.append('..') |
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| 5 | |||
| 6 | |||
| 7 | class CertificateHandler: |
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| 8 | def __init__(self): |
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| 9 | self._trusted_certificates = {} |
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| 10 | |||
| 11 | async def trust_certificate(self, certificate_path: str, format: str = None, label: str = None): |
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| 12 | certificate = await uacrypto.load_certificate(certificate_path, format) |
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| 13 | if label is None: |
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| 14 | label = certificate_path |
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| 15 | if label in self._trusted_certificates: |
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| 16 | logging.warning(f"certificate with label {label} " |
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| 17 | f"attempted to be added multiple times, only the last version will be kept.") |
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| 18 | self._trusted_certificates[label] = uacrypto.der_from_x509(certificate) |
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| 19 | |||
| 20 | def __contains__(self, certificate): |
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| 21 | return any(certificate == prospective_cert |
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| 22 | for prospective_cert |
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| 23 | in self._trusted_certificates.values()) |
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| 24 |
