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24 lines
769 B
Python
24 lines
769 B
Python
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#
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# Copyright (C) 2018 FreeIPA Contributors see COPYING for license
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#
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from cryptography import x509
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from cryptography.hazmat.backends import default_backend
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from cryptography.hazmat.primitives import serialization, hashes
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from cryptography.hazmat.primitives.asymmetric import rsa
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from cryptography.x509.oid import NameOID
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def generate_csr(hostname):
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key = rsa.generate_private_key(
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public_exponent=65537,
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key_size=2048,
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backend=default_backend()
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)
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csr = x509.CertificateSigningRequestBuilder()
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csr = csr.subject_name(x509.Name([
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x509.NameAttribute(NameOID.COMMON_NAME, u'{}'.format(hostname))
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]))
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csr = csr.sign(key, hashes.SHA256(), default_backend())
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return csr.public_bytes(serialization.Encoding.PEM)
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