98 lines
2.3 KiB
Python
98 lines
2.3 KiB
Python
from datetime import timedelta
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import time
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import uuid
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from Crypto.PublicKey.RSA import importKey
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from django.utils import timezone
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from jwkest.jwk import RSAKey
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from jwkest.jws import JWS
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from oidc_provider.lib.utils.common import get_issuer, get_rsa_key
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from oidc_provider.models import *
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from oidc_provider import settings
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def create_id_token(user, aud, nonce):
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"""
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Receives a user object and aud (audience).
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Then creates the id_token dictionary.
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See: http://openid.net/specs/openid-connect-core-1_0.html#IDToken
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Return a dic.
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"""
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sub = settings.get('OIDC_IDTOKEN_SUB_GENERATOR')(user=user)
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expires_in = settings.get('OIDC_IDTOKEN_EXPIRE')
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# Convert datetimes into timestamps.
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now = timezone.now()
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iat_time = int(time.mktime(now.timetuple()))
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exp_time = int(time.mktime((now + timedelta(seconds=expires_in)).timetuple()))
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user_auth_time = user.last_login or user.date_joined
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auth_time = int(time.mktime(user_auth_time.timetuple()))
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dic = {
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'iss': get_issuer(),
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'sub': sub,
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'aud': aud,
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'exp': exp_time,
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'iat': iat_time,
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'auth_time': auth_time,
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}
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if nonce:
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dic['nonce'] = nonce
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return dic
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def encode_id_token(payload):
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"""
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Represent the ID Token as a JSON Web Token (JWT).
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Return a hash.
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"""
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keys = [ RSAKey(key=importKey(get_rsa_key())) ]
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_jws = JWS(payload, alg='RS256')
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_jwt = _jws.sign_compact(keys)
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return _jwt
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def create_token(user, client, id_token_dic, scope):
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"""
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Create and populate a Token object.
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Return a Token object.
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"""
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token = Token()
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token.user = user
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token.client = client
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token.access_token = uuid.uuid4().hex
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token.id_token = id_token_dic
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token.refresh_token = uuid.uuid4().hex
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token.expires_at = timezone.now() + timedelta(
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seconds=settings.get('OIDC_TOKEN_EXPIRE'))
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token.scope = scope
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return token
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def create_code(user, client, scope, nonce):
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"""
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Create and populate a Code object.
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Return a Code object.
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"""
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code = Code()
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code.user = user
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code.client = client
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code.code = uuid.uuid4().hex
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code.expires_at = timezone.now() + timedelta(
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seconds=settings.get('OIDC_CODE_EXPIRE'))
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code.scope = scope
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code.nonce = nonce
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return code
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