This repository has been archived on 2024-05-31. You can view files and clone it, but cannot push or open issues or pull requests.
authentik/passbook/crypto/builder.py
Jens L 4915205678
WIP Use Flows for Sources and Providers (#32)
* core: start migrating to flows for authorisation

* sources/oauth: start type-hinting

* core: create default user

* core: only show user delete button if an unenrollment flow exists

* flows: Correctly check initial policies on flow with context

* policies: add more verbosity to engine

* sources/oauth: migrate to flows

* sources/oauth: fix typing errors

* flows: add more tests

* sources/oauth: start implementing unittests

* sources/ldap: add option to disable user sync, move connection init to model

* sources/ldap: re-add default PropertyMappings

* providers/saml: re-add default PropertyMappings

* admin: fix missing stage count

* stages/identification: fix sources not being shown

* crypto: fix being unable to save with private key

* crypto: re-add default self-signed keypair

* policies: rewrite cache_key to prevent wrong cache

* sources/saml: migrate to flows for auth and enrollment

* stages/consent: add new stage

* admin: fix PropertyMapping widget not rendering properly

* core: provider.authorization_flow is mandatory

* flows: add support for "autosubmit" attribute on form

* flows: add InMemoryStage for dynamic stages

* flows: optionally allow empty flows from FlowPlanner

* providers/saml: update to authorization_flow

* sources/*: fix flow executor URL

* flows: fix pylint error

* flows: wrap responses in JSON object to easily handle redirects

* flow: dont cache plan's context

* providers/oauth: rewrite OAuth2 Provider to use flows

* providers/*: update docstrings of models

* core: fix forms not passing help_text through safe

* flows: fix HttpResponses not being converted to JSON

* providers/oidc: rewrite to use flows

* flows: fix linting
2020-06-07 16:35:08 +02:00

83 lines
2.7 KiB
Python

"""Create self-signed certificates"""
import datetime
import uuid
from cryptography import x509
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes, serialization
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.x509.oid import NameOID
class CertificateBuilder:
"""Build self-signed certificates"""
__public_key = None
__private_key = None
__builder = None
__certificate = None
def __init__(self):
self.__public_key = None
self.__private_key = None
self.__builder = None
self.__certificate = None
def build(self):
"""Build self-signed certificate"""
one_day = datetime.timedelta(1, 0, 0)
self.__private_key = rsa.generate_private_key(
public_exponent=65537, key_size=2048, backend=default_backend()
)
self.__public_key = self.__private_key.public_key()
self.__builder = (
x509.CertificateBuilder()
.subject_name(
x509.Name(
[
x509.NameAttribute(
NameOID.COMMON_NAME, "passbook Self-signed Certificate",
),
x509.NameAttribute(NameOID.ORGANIZATION_NAME, "passbook"),
x509.NameAttribute(
NameOID.ORGANIZATIONAL_UNIT_NAME, "Self-signed"
),
]
)
)
.issuer_name(
x509.Name(
[
x509.NameAttribute(
NameOID.COMMON_NAME, "passbook Self-signed Certificate",
),
]
)
)
.not_valid_before(datetime.datetime.today() - one_day)
.not_valid_after(datetime.datetime.today() + datetime.timedelta(days=365))
.serial_number(int(uuid.uuid4()))
.public_key(self.__public_key)
)
self.__certificate = self.__builder.sign(
private_key=self.__private_key,
algorithm=hashes.SHA256(),
backend=default_backend(),
)
@property
def private_key(self):
"""Return private key in PEM format"""
return self.__private_key.private_bytes(
encoding=serialization.Encoding.PEM,
format=serialization.PrivateFormat.TraditionalOpenSSL,
encryption_algorithm=serialization.NoEncryption(),
).decode("utf-8")
@property
def certificate(self):
"""Return certificate in PEM format"""
return self.__certificate.public_bytes(
encoding=serialization.Encoding.PEM,
).decode("utf-8")