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43 lines
971 B
43 lines
971 B
2 years ago
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"""Utilities for certificate management."""
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import os
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certifi_available = False
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certifi_where = None
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try:
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from certifi import where as certifi_where
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certifi_available = True
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except ImportError:
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pass
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custom_ca_locater_available = False
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custom_ca_locater_where = None
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try:
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from ca_certs_locater import get as custom_ca_locater_where
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custom_ca_locater_available = True
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except ImportError:
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pass
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BUILTIN_CA_CERTS = os.path.join(
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os.path.dirname(os.path.abspath(__file__)), "cacerts.txt"
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)
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def where():
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env = os.environ.get("HTTPLIB2_CA_CERTS")
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if env is not None:
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if os.path.isfile(env):
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return env
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else:
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raise RuntimeError("Environment variable HTTPLIB2_CA_CERTS not a valid file")
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if custom_ca_locater_available:
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return custom_ca_locater_where()
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if certifi_available:
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return certifi_where()
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return BUILTIN_CA_CERTS
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if __name__ == "__main__":
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print(where())
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