64 lines
No EOL
2.1 KiB
Python
64 lines
No EOL
2.1 KiB
Python
from OpenSSL import crypto
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import ssl
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import tempfile
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from datetime import datetime
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class SSL:
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def __init__(self, hostname=None, email=None, country=None, locality=None, state=None, org=None, orgunit=None, validity=10*365*60*60*24, bits=4096):
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self.cn = hostname or "localhost"
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self.email = email or ("filemailer@%s" % (hostname or "localhost"))
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self.country = country or "AT"
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self.locality = locality or "Graz"
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self.state = state or "Steiermark"
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self.org = org or "Kumi Systems e.U."
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self.orgunit = orgunit or "FileMailer"
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self.validity = validity
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self.bits = bits
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def makeCert(self):
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k = crypto.PKey()
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k.generate_key(crypto.TYPE_RSA, self.bits)
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cert = crypto.X509()
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cert.get_subject().C = self.country
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cert.get_subject().ST = self.state
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cert.get_subject().L = self.locality
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cert.get_subject().O = self.org
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cert.get_subject().OU = self.orgunit
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cert.get_subject().CN = self.cn
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cert.get_subject().emailAddress = self.email
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cert.set_serial_number(int(datetime.now().timestamp()))
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cert.gmtime_adj_notBefore(0)
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cert.gmtime_adj_notAfter(self.validity)
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cert.set_issuer(cert.get_subject())
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cert.set_pubkey(k)
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cert.sign(k, 'sha512')
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return cert, k
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def makeContext(self):
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cert, k = self.makeCert()
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context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
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with tempfile.NamedTemporaryFile() as certfile, tempfile.NamedTemporaryFile() as keyfile:
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certdump = crypto.dump_certificate(crypto.FILETYPE_PEM, cert)
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certfile.write(certdump)
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certfile.flush()
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keydump = crypto.dump_privatekey(crypto.FILETYPE_PEM, k)
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keyfile.write(keydump)
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keyfile.flush()
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context.load_cert_chain(certfile.name, keyfile.name)
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return context
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@staticmethod
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def makeContextFromFiles(certfile="cert.pem", keyfile="key.pem"):
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context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
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context.load_cert_chain(certfile, keyfile)
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return context |