django-oidc-provider/oidc_provider/lib/utils/token.py

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from datetime import timedelta
from django.utils import timezone
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from oidc_provider.models import *
from oidc_provider import settings
import jwt
import time
import uuid
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def create_id_token_dic(user, iss, aud):
"""
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Receives a user object, iss (issuer) and aud (audience).
Then creates the id_token dic.
See: http://openid.net/specs/openid-connect-core-1_0.html#IDToken
Return a dic.
"""
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expires_in = settings.get('OIDC_IDTOKEN_EXPIRE')
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now = timezone.now()
# Convert datetimes into timestamps.
iat_time = time.mktime(now.timetuple())
exp_time = time.mktime((now + timedelta(seconds=expires_in)).timetuple())
user_auth_time = time.mktime(user.last_login.timetuple())
dic = {
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'iss': iss,
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'sub': user.id,
'aud': aud,
'exp': exp_time,
'iat': iat_time,
'auth_time': user_auth_time,
}
return dic
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def encode_id_token(id_token_dic, client_secret):
"""
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Represent the ID Token as a JSON Web Token (JWT).
Return a hash.
"""
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id_token_hash = jwt.encode(id_token_dic, client_secret)
return id_token_hash
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def create_token(user, client, id_token_dic, scope):
"""
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Create and populate a Token object.
Return a Token object.
"""
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token = Token()
token.user = user
token.client = client
token.access_token = uuid.uuid4().hex
token.id_token = id_token_dic
token.refresh_token = uuid.uuid4().hex
token.expires_at = timezone.now() + timedelta(
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seconds=settings.get('OIDC_TOKEN_EXPIRE'))
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token.scope = scope
return token