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from authlib.jose.errors import InvalidClaimError
from authlib.jose.rfc7519 import JWTClaims
class JWTAccessTokenClaims(JWTClaims):
REGISTERED_CLAIMS = JWTClaims.REGISTERED_CLAIMS + [
"client_id",
"auth_time",
"acr",
"amr",
"scope",
"groups",
"roles",
"entitlements",
]
def validate(self, **kwargs):
self.validate_typ()
super().validate(**kwargs)
self.validate_client_id()
self.validate_auth_time()
self.validate_acr()
self.validate_amr()
self.validate_scope()
self.validate_groups()
self.validate_roles()
self.validate_entitlements()
def validate_typ(self):
# The resource server MUST verify that the 'typ' header value is 'at+jwt'
# or 'application/at+jwt' and reject tokens carrying any other value.
# 'typ' is not a required claim, so we don't raise an error if it's missing.
typ = self.header.get("typ")
if typ and typ.lower() not in ("at+jwt", "application/at+jwt"):
raise InvalidClaimError("typ")
def validate_client_id(self):
return self._validate_claim_value("client_id")
def validate_auth_time(self):
auth_time = self.get("auth_time")
if auth_time and not isinstance(auth_time, (int, float)):
raise InvalidClaimError("auth_time")
def validate_acr(self):
return self._validate_claim_value("acr")
def validate_amr(self):
amr = self.get("amr")
if amr and not isinstance(self["amr"], list):
raise InvalidClaimError("amr")
def validate_scope(self):
return self._validate_claim_value("scope")
def validate_groups(self):
return self._validate_claim_value("groups")
def validate_roles(self):
return self._validate_claim_value("roles")
def validate_entitlements(self):
return self._validate_claim_value("entitlements")
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