mirror of
https://github.com/noviceli/jetbra
synced 2024-10-16 11:48:11 +03:00
48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
import datetime
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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 hashes, serialization
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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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one_day = datetime.timedelta(days=1)
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ten_day = datetime.timedelta(days=3650)
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today = datetime.datetime.today()
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yesterday = today - one_day
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tomorrow = today + ten_day
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private_key = rsa.generate_private_key(
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public_exponent=65537,
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key_size=4096,
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backend=default_backend()
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)
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public_key = private_key.public_key()
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builder = x509.CertificateBuilder()
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builder = builder.subject_name(x509.Name([
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x509.NameAttribute(NameOID.COMMON_NAME, 'Novice'),
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]))
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builder = builder.issuer_name(x509.Name([
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x509.NameAttribute(NameOID.COMMON_NAME, 'JetProfile CA'),
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]))
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builder = builder.not_valid_before(yesterday)
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builder = builder.not_valid_after(tomorrow)
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builder = builder.serial_number(x509.random_serial_number())
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builder = builder.public_key(public_key)
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certificate = builder.sign(
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private_key=private_key, algorithm=hashes.SHA256(),
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backend=default_backend()
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)
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private_bytes = private_key.private_bytes(
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encoding=serialization.Encoding.PEM,
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format=serialization.PrivateFormat.TraditionalOpenSSL,
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encryption_algorithm=serialization.NoEncryption())
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public_bytes = certificate.public_bytes(
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encoding=serialization.Encoding.PEM)
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with open("ca.key", "wb") as fout:
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fout.write(private_bytes)
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with open("ca.crt", "wb") as fout:
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fout.write(public_bytes)
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