def test_parse_open_id_request(self):
userinfo_claims = Claims(name={"essential": True},
nickname=None,
email={"essential": True},
email_verified={"essential": True},
picture=None)
id_token_claims = Claims(auth_time={
"essential": True,
"acr": {
"values": ["urn:mace:incommon:iap:silver"]
}
})
claims_req = ClaimsRequest(userinfo=userinfo_claims,
id_token=id_token_claims)
oidreq = OpenIDRequest(response_type=["code", "id_token"],
client_id=CLIENT_ID,
redirect_uri="https://client.example.com/cb",
scope="openid profile",
state="n-0S6_WzA2Mj",
nonce="af0ifjsldkj",
max_age=86400,
claims=claims_req)
request = self.srv.parse_open_id_request(data=oidreq.to_json(),
sformat="json")
assert isinstance(request, OpenIDRequest)
assert _eq(request.keys(), [
'nonce', 'claims', 'state', 'redirect_uri', 'response_type',
'client_id', 'scope', 'max_age'
])
assert request["nonce"] == "af0ifjsldkj"
assert "email" in request["claims"]["userinfo"]
def test_get_approved_attributes(self, frontend):
claims_req = ClaimsRequest(id_token=Claims(email=None), userinfo=Claims(userinfo_claim=None))
req = AuthorizationRequest(scope="openid profile", claims=claims_req)
provider_supported_claims = ["email", "name", "given_name", "family_name", "userinfo_claim", "extra_claim"]
result = frontend._get_approved_attributes(provider_supported_claims, req)
assert Counter(result) == Counter(["email", "name", "given_name", "family_name", "userinfo_claim"])
def test_openid_request_with_request_1(self):
claims = {
"name": {
"essential": True
},
"nickname": None,
"email": {
"essential": True
},
"verified": {
"essential": True
},
"picture": None
}
areq = self.client.construct_AuthorizationRequest(
request_args={
"scope":
"openid",
"response_type": ["code"],
"claims":
ClaimsRequest(userinfo=Claims(**claims),
id_token=Claims(auth_time=None,
acr={"values": ["2"]})),
"max_age":
86400,
},
request_param="request")
print areq.to_dict()
assert areq
assert "request" in areq
def test_with_multiple_requested_sub(self):
self.authn_request_args['claims'] = ClaimsRequest(
userinfo=Claims(sub={'value': 'nomatch1'}),
id_token=Claims(sub={'value': 'nomatch2'}))
auth_req = AuthorizationRequest().from_dict(self.authn_request_args)
with pytest.raises(AuthorizationError) as exc:
self.provider.authorize(auth_req, TEST_USER_ID)
assert 'different' in str(exc.value)
def freja_proofing(user, nin):
proofing_state = current_app.proofing_statedb.get_state_by_eppn(
user.eppn, raise_on_missing=False)
if not proofing_state:
current_app.logger.debug(
'No proofing state found for user {!s}. Initializing new proofing flow.'
.format(user))
proofing_state = helpers.create_proofing_state(user, nin)
# Initiate authn request
try:
redirect_url = url_for('oidc_proofing.authorization_response',
_external=True)
claims_request = ClaimsRequest(userinfo=Claims(results=None))
success = helpers.do_authn_request(proofing_state, claims_request,
redirect_url)
if not success:
current_app.stats.count(name='freja.authn_request_op_error')
return error_response(message=CommonMsg.temp_problem)
except requests.exceptions.ConnectionError as e:
current_app.logger.error(
'No connection to authorization endpoint: {!s}'.format(e))
return error_response(message=OIDCMsg.no_conn)
# If authentication request went well save user state
current_app.stats.count(name='freja.authn_request_success')
current_app.proofing_statedb.save(proofing_state)
current_app.logger.debug(
'Proofing state {!s} for user {!s} saved'.format(
proofing_state.state, user))
# Add the nin used to initiate the proofing state to the user
# NOOP if the user already have the nin
add_nin_to_user(user, proofing_state)
return get_freja_state()
def authorize(user):
if user.orcid is None:
proofing_state = current_app.proofing_statedb.get_state_by_eppn(user.eppn, raise_on_missing=False)
if not proofing_state:
current_app.logger.debug(
'No proofing state found for user {!s}. Initializing new proofing state.'.format(user)
)
proofing_state = OrcidProofingState(
id=None, modified_ts=None, eppn=user.eppn, state=get_unique_hash(), nonce=get_unique_hash()
)
current_app.proofing_statedb.save(proofing_state)
claims_request = ClaimsRequest(userinfo=Claims(id=None))
oidc_args = {
'client_id': current_app.oidc_client.client_id,
'response_type': 'code',
'scope': 'openid',
'claims': claims_request.to_json(),
'redirect_uri': url_for('orcid.authorization_response', _external=True),
'state': proofing_state.state,
'nonce': proofing_state.nonce,
}
authorization_url = '{}?{}'.format(current_app.oidc_client.authorization_endpoint, urlencode(oidc_args))
current_app.logger.debug('Authorization url: {!s}'.format(authorization_url))
current_app.stats.count(name='authn_request')
return redirect(authorization_url)
# Orcid already connected to user
redirect_url = current_app.config.orcid_verify_redirect_url
return redirect_with_msg(redirect_url, OrcidMsg.already_connected)
def test_claims_ser_json():
claims = Claims(name={"essential": True}, nickname=None,
email={"essential": True},
email_verified={"essential": True}, picture=None)
claims = claims_deser(claims_ser(claims, "json"), sformat="json")
assert _eq(claims.keys(), ['name', 'nickname', 'email', 'email_verified',
'picture'])
def test_include_userinfo_claims_request_with_response_type_id_token(self):
self.authn_request_args['claims'] = ClaimsRequest(userinfo=Claims(
nickname=None)).to_json()
self.provider.clients[TEST_CLIENT_ID]['response_types'] = ['id_token']
self.authn_request_args['response_type'] = 'id_token'
with pytest.raises(InvalidAuthenticationRequest):
self.provider.parse_authentication_request(
urlencode(self.authn_request_args))
def test_full_flow(self, satosa_config_dict, oidc_frontend_config, saml_backend_config, idp_conf):
subject_id = "testuser1"
# proxy config
satosa_config_dict["FRONTEND_MODULES"] = [oidc_frontend_config]
satosa_config_dict["BACKEND_MODULES"] = [saml_backend_config]
satosa_config_dict["INTERNAL_ATTRIBUTES"]["attributes"] = {attr_name: {"openid": [attr_name],
"saml": [attr_name]}
for attr_name in USERS[subject_id]}
_, backend_metadata = create_entity_descriptors(SATOSAConfig(satosa_config_dict))
# application
test_client = Client(make_app(SATOSAConfig(satosa_config_dict)), Response)
# get frontend OP config info
provider_config = json.loads(test_client.get("/.well-known/openid-configuration").data.decode("utf-8"))
# create auth req
claims_request = ClaimsRequest(id_token=Claims(**{k: None for k in USERS[subject_id]}))
req_args = {"scope": "openid", "response_type": "id_token", "client_id": CLIENT_ID,
"redirect_uri": REDIRECT_URI, "nonce": "nonce",
"claims": claims_request.to_json()}
auth_req = urlparse(provider_config["authorization_endpoint"]).path + "?" + urlencode(req_args)
# make auth req to proxy
proxied_auth_req = test_client.get(auth_req)
assert proxied_auth_req.status == "303 See Other"
# config test IdP
backend_metadata_str = str(backend_metadata[saml_backend_config["name"]][0])
idp_conf["metadata"]["inline"].append(backend_metadata_str)
fakeidp = FakeIdP(USERS, config=IdPConfig().load(idp_conf))
# create auth resp
req_params = dict(parse_qsl(urlparse(proxied_auth_req.data.decode("utf-8")).query))
url, authn_resp = fakeidp.handle_auth_req(
req_params["SAMLRequest"],
req_params["RelayState"],
BINDING_HTTP_REDIRECT,
subject_id,
response_binding=BINDING_HTTP_REDIRECT)
# make auth resp to proxy
authn_resp_req = urlparse(url).path + "?" + urlencode(authn_resp)
authn_resp = test_client.get(authn_resp_req)
assert authn_resp.status == "303 See Other"
# verify auth resp from proxy
resp_dict = dict(parse_qsl(urlparse(authn_resp.data.decode("utf-8")).fragment))
signing_key = RSAKey(key=rsa_load(oidc_frontend_config["config"]["signing_key_path"]),
use="sig", alg="RS256")
id_token_claims = JWS().verify_compact(resp_dict["id_token"], keys=[signing_key])
assert all(
(name, values) in id_token_claims.items()
for name, values in OIDC_USERS[subject_id].items()
)
def authn_req(self):
state = "my_state"
nonce = "nonce"
redirect_uri = "https://client.example.com"
claims_req = ClaimsRequest(id_token=Claims(email=None))
req = AuthorizationRequest(client_id=CLIENT_ID, state=state, scope="openid",
response_type="id_token", redirect_uri=redirect_uri,
nonce=nonce, claims=claims_req)
return req
def make_openid_request(arq,
keys=None,
userinfo_claims=None,
idtoken_claims=None,
algorithm=None,
**kwargs):
"""
Construct the specification of what I want returned.
The request will be signed
:param arq: The Authorization request
:param keys: Keys to use for signing/encrypting
:param userinfo_claims: UserInfo claims
:param idtoken_claims: IdToken claims
:param algorithm: Which signing/encrypting algorithm to use
:return: JWT encoded OpenID request
"""
oir_args = {}
for prop in OpenIDRequest.c_param.keys():
try:
oir_args[prop] = arq[prop]
except KeyError:
pass
for attr in ["scope", "response_type"]:
if attr in oir_args:
oir_args[attr] = " ".join(oir_args[attr])
c_args = {}
if userinfo_claims is not None:
# UserInfoClaims
c_args["userinfo"] = Claims(**userinfo_claims)
if idtoken_claims is not None:
#IdTokenClaims
c_args["id_token"] = Claims(**idtoken_claims)
if c_args:
oir_args["claims"] = ClaimsRequest(**c_args)
oir = OpenIDRequest(**oir_args)
return oir.to_jwt(key=keys, algorithm=algorithm)
def test_valid_claims_request_for_client(self):
client_id = 'client1'
provider = Mock()
provider.clients = {client_id: {'allowed_claims': ['domain']}}
auth_req = AuthorizationRequest(
claims=ClaimsRequest(id_token=Claims(domain=None)),
client_id=client_id)
# should not raise an exception
claims_request_is_valid_for_client(provider, auth_req)
def test_claims_request_not_allowed_for_client(self):
client_id = 'client1'
provider = Mock()
provider.clients = {client_id: {'allowed_claims': []}}
auth_req = AuthorizationRequest(
claims=ClaimsRequest(id_token=Claims(domain=None)),
client_id=client_id)
with pytest.raises(InvalidAuthenticationRequest):
claims_request_is_valid_for_client(provider, auth_req)
def test_claims_ser_json():
claims = Claims(
name={"essential": True},
nickname=None,
email={"essential": True},
email_verified={"essential": True},
picture=None,
)
claims = claims_deser(claims_ser(claims, "json"), sformat="json")
assert _eq(claims.keys(),
["name", "nickname", "email", "email_verified", "picture"])
def test_authorize_includes_requested_id_token_claims_even_if_token_request_can_be_made(
self):
self.authn_request_args['response_type'] = ['id_token', 'token']
self.authn_request_args['claims'] = ClaimsRequest(id_token=Claims(
email=None))
auth_req = AuthorizationRequest().from_dict(self.authn_request_args)
resp = self.provider.authorize(auth_req, TEST_USER_ID)
id_token = assert_id_token_base_claims(resp['id_token'],
self.provider.signing_key,
self.provider, auth_req)
assert id_token['email'] == self.provider.userinfo[TEST_USER_ID][
'email']
def build_userinfo_claims(claims, sformat="signed", locale="us-en"):
"""
config example::
"userinfo":{
"name": {"essential": true},
"nickname": null,
"email": {"essential": true},
"email_verified": {"essential": true},
"picture": null
}
"""
return Claims(format=sformat, **claims)
def test_handle_userinfo_with_custom_sub(self, monkeypatch):
sub = 'test_sub1'
monkeypatch.setitem(self.provider.userinfo._db[TEST_USER_ID], 'sub',
sub)
claims_request = ClaimsRequest(userinfo=Claims(email=None))
access_token = self.create_access_token({
'scope': 'openid profile',
'claims': claims_request
})
response = self.provider.handle_userinfo_request(
urlencode({'access_token': access_token}))
assert response['sub'] == sub
def test_code_exchange_request_with_claims_requested_in_id_token(self):
claims_req = {'claims': ClaimsRequest(id_token=Claims(email=None))}
self.authorization_code_exchange_request_args[
'code'] = self.create_authz_code(extra_auth_req_params=claims_req)
response = self.provider._do_code_exchange(
self.authorization_code_exchange_request_args, None)
assert response[
'access_token'] in self.provider.authz_state.access_tokens
id_token = assert_id_token_base_claims(response['id_token'],
self.provider.signing_key,
self.provider,
self.authn_request_args)
assert id_token['email'] == self.provider.userinfo[TEST_USER_ID][
'email']
def test_handle_userinfo(self):
claims_request = ClaimsRequest(userinfo=Claims(email=None))
access_token = self.create_access_token({
'scope': 'openid profile',
'claims': claims_request
})
response = self.provider.handle_userinfo_request(
urlencode({'access_token': access_token}))
response_sub = response['sub']
del response['sub']
assert response.to_dict() == self.provider.userinfo[TEST_USER_ID]
assert self.provider.authz_state.get_user_id_for_subject_identifier(
response_sub) == TEST_USER_ID
def test_authorize_include_user_claims_from_scope_in_id_token_if_no_userinfo_req_can_be_made(
self):
self.authn_request_args['response_type'] = 'id_token'
self.authn_request_args['scope'] = 'openid profile'
self.authn_request_args['claims'] = ClaimsRequest(id_token=Claims(
email={'essential': True}))
auth_req = AuthorizationRequest().from_dict(self.authn_request_args)
resp = self.provider.authorize(auth_req, TEST_USER_ID)
id_token = IdToken().from_jwt(resp['id_token'],
key=[self.provider.signing_key])
# verify all claims are part of the ID Token
assert all(
id_token[claim] == value
for claim, value in self.provider.userinfo[TEST_USER_ID].items())
def get_state(**kwargs):
eppn = mock_auth.authenticate(kwargs)
current_app.logger.debug(
'Getting state for user with eppn {}.'.format(eppn))
proofing_state = current_app.proofing_statedb.get_state_by_eppn(
eppn, raise_on_missing=False)
if not proofing_state:
current_app.logger.debug(
'No proofing state found, initializing new proofing flow.'.format(
eppn))
state = get_unique_hash()
nonce = get_unique_hash()
token = get_unique_hash()
proofing_state = OidcProofingState({
'eduPersonPrincipalName': eppn,
'state': state,
'nonce': nonce,
'token': token
})
claims_request = ClaimsRequest(
userinfo=Claims(identity=None, vetting_time=None, metadata=None))
# Initiate proofing
response = do_authentication_request(state, nonce, token,
claims_request)
if response.status_code != 200:
payload = {'error': response.reason, 'message': response.content}
raise ApiException(status_code=response.status_code,
payload=payload)
# If authentication request went well save user state
current_app.proofing_statedb.save(proofing_state)
current_app.logger.debug('Proofing state {} for user {} saved'.format(
proofing_state.state, eppn))
# Return nonce and nonce as qr code
current_app.logger.debug('Returning nonce for user {}'.format(eppn))
buf = BytesIO()
qr_code = '1' + json.dumps({
'nonce': proofing_state.nonce,
'token': proofing_state.token
})
qrcode.make(qr_code).save(buf)
qr_b64 = base64.b64encode(buf.getvalue()).decode()
ret = {
'qr_code': qr_code,
'qr_img': '<img src="data:image/png;base64, {}"/>'.format(qr_b64),
}
return ret
def seleg_proofing(user, nin):
proofing_state = current_app.proofing_statedb.get_state_by_eppn(
user.eppn, raise_on_missing=False)
if not proofing_state:
current_app.logger.debug(
'No proofing state found for user {!s}. Initializing new proofing flow.'
.format(user))
proofing_state = helpers.create_proofing_state(user, nin)
# Initiate authn request
try:
redirect_url = url_for('oidc_proofing.authorization_response',
_external=True)
claims_request = ClaimsRequest(userinfo=Claims(
identity=None, vetting_time=None, metadata=None))
success = helpers.do_authn_request(proofing_state, claims_request,
redirect_url)
if not success:
current_app.stats.count(name='seleg.authn_request_op_error')
return {
'_status': 'error',
'message': 'Temporary technical problems'
}
except requests.exceptions.ConnectionError as e:
current_app.logger.error(
'No connection to authorization endpoint: {!s}'.format(e))
return {
'_status': 'error',
'message': 'No connection to authorization endpoint'
}
# If authentication request went well save user state
current_app.stats.count(name='seleg.authn_request_success')
current_app.proofing_statedb.save(proofing_state)
current_app.logger.debug(
'Proofing state {!s} for user {!s} saved'.format(
proofing_state.state, user))
# Add the nin used to initiate the proofing state to the user
# NOOP if the user already have the nin
add_nin_to_user(user, proofing_state)
return get_seleg_state()
def login_shi():
session["state"] = rndstr()
session["nonce"] = rndstr()
claims_request = ClaimsRequest(
userinfo=Claims(
uiucedu_uin={"essential": True}
)
)
args = {
"client_id": client.client_id,
"response_type": "code",
"scope": Config.SCOPES,
"claims": claims_request,
"nonce": session["nonce"],
"redirect_uri": client.registration_response["redirect_uris"][0],
"state": session["state"]
}
auth_req = client.construct_AuthorizationRequest(request_args=args)
login_url = auth_req.request(client.authorization_endpoint)
return Redirect(login_url)
def claims_endpoint(self, request, http_authz, *args):
_log_info = logger.info
ucreq = self.srvmethod.parse_user_claims_request(request)
_log_info("request: %s" % ucreq)
try:
resp = self.client_authn(self, ucreq, http_authz)
except Exception as err:
_log_info("Failed to verify client due to: %s" % err)
resp = False
if "claims_names" in ucreq:
args = dict([(n, {
"optional": True
}) for n in ucreq["claims_names"]])
uic = Claims(**args)
else:
uic = None
_log_info("User info claims: %s" % uic)
#oicsrv, userdb, subject, client_id="", user_info_claims=None
info = self.userinfo(ucreq["sub"],
user_info_claims=uic,
client_id=ucreq["client_id"])
_log_info("User info: %s" % info)
# Convert to message format
info = OpenIDSchema(**info)
if self.do_aggregation(info, ucreq["sub"]):
cresp = self._aggregation(info)
else:
cresp = self._distributed(info)
_log_info("response: %s" % cresp.to_dict())
return Response(cresp.to_json(), content="application/json")
def login():
session['state'] = rndstr()
session['nonce'] = rndstr()
# setup claim request
claims_request = ClaimsRequest(
userinfo = Claims(uiucedu_uin={"essential": True})
)
args = {
"client_id": client.client_id,
"response_type": "code",
"scope": app.config["SCOPES"],
"nonce": session["nonce"],
"redirect_uri": app.config["REDIRECT_URIS"][0],
"state": session["state"],
"claims": claims_request
}
auth_req = client.construct_AuthorizationRequest(request_args=args)
login_url = auth_req.request(client.authorization_endpoint)
return Redirect(login_url)
def get_authorization_url(client, state):
args = {
'client_id':
client.client_id,
'response_type':
'code',
'scope':
'openid',
'state':
state,
'redirect_uri':
client.registration_response['redirect_uris'][0],
'claims':
ClaimsRequest(userinfo=Claims(
given_name={'essential': True},
family_name={'essential': True},
email={'essential': True},
)),
}
auth_req = client.construct_AuthorizationRequest(request_args=args)
return auth_req.request(client.provider_info['authorization_endpoint'])
def get_authorization_url(client, state):
args = {
"client_id":
client.client_id,
"response_type":
"code",
"scope":
"openid",
"state":
state,
"redirect_uri":
client.registration_response["redirect_uris"][0],
"claims":
ClaimsRequest(userinfo=Claims(
given_name={"essential": True},
family_name={"essential": True},
email={"essential": True},
)),
}
auth_req = client.construct_AuthorizationRequest(request_args=args)
return auth_req.request(client.provider_info["authorization_endpoint"])
def begin(self,
scope="",
response_type="",
use_nonce=False,
path="",
**kwargs):
""" Begin the OIDC flow
:param scope: Defines which user info claims is wanted
:param response_type: Controls the parameters returned in the
response from the Authorization Endpoint
:param use_nonce: If not implicit flow nonce is optional.
This defines if it should be used anyway.
:param path: The path part of the redirect URL
:return: A 2-tuple, session identifier and URL to which the user
should be redirected
"""
_log_info = logger.info
if self.debug:
_log_info("- begin -")
_page = self.config["authz_page"]
if not path.endswith("/"):
if _page.startswith("/"):
self.redirect_uris = [path + _page]
else:
self.redirect_uris = ["%s/%s" % (path, _page)]
else:
if _page.startswith("/"):
self.redirect_uris = [path + _page[1:]]
else:
self.redirect_uris = ["%s/%s" % (path, _page)]
# Put myself in the dictionary of sessions, keyed on session-id
if not self.seed:
self.seed = rndstr()
if not scope:
scope = self.config["scope"]
if not response_type:
response_type = self.config["response_type"]
sid = stateID(path, self.seed)
self.grant[sid] = Grant(seed=self.seed)
self._backup(sid)
self.sdb["seed:%s" % self.seed] = sid
args = {
"client_id": self.client_id,
"state": sid,
"response_type": response_type,
"scope": scope,
}
# nonce is REQUIRED in implicit flow,
# OPTIONAL on code flow.
if "token" in response_type or use_nonce:
self.nonce = rndstr(12)
args["nonce"] = self.nonce
if "max_age" in self.config:
args["max_age"] = self.config["max_age"]
_claims = None
if "user_info" in self.config:
_claims = ClaimsRequest(userinfo=Claims(
**self.config["user_info"]))
if "id_token" in self.config:
if _claims:
_claims["id_token"] = Claims(**self.config["id_token"])
else:
_claims = ClaimsRequest(id_token=Claims(
**self.config["id_token"]))
if _claims:
args["claims"] = _claims
if "request_method" in self.config:
areq = self.construct_AuthorizationRequest(request_args=args,
extra_args=None,
request_param="request")
if self.config["request_method"] == "file":
id_request = areq["request"]
del areq["request"]
_filedir = self.config["temp_dir"]
_webpath = self.config["temp_path"]
_name = rndstr(10)
filename = os.path.join(_filedir, _name)
while os.path.exists(filename):
_name = rndstr(10)
filename = os.path.join(_filedir, _name)
fid = open(filename, mode="w")
fid.write(id_request)
fid.close()
_webname = "%s%s%s" % (path, _webpath, _name)
areq["request_uri"] = _webname
self.request_uri = _webname
self._backup(sid)
else:
if "userinfo_claims" in args: # can only be carried in an IDRequest
raise PyoidcError("Need a request method")
areq = self.construct_AuthorizationRequest(AuthorizationRequest,
request_args=args)
location = areq.request(self.authorization_endpoint)
if self.debug:
_log_info("Redirecting to: %s" % location)
return sid, location
class ClaimsServer(Provider):
def __init__(self,
name,
sdb,
cdb,
userinfo,
client_authn,
urlmap=None,
ca_certs="",
keyjar=None,
hostname="",
dist_claims_mode=None):
Provider.__init__(self, name, sdb, cdb, None, userinfo, None,
client_authn, "", urlmap, ca_certs, keyjar, hostname)
if keyjar is None:
keyjar = KeyJar(ca_certs)
for cid, _dic in cdb.items():
try:
keyjar.add_symmetric(cid, _dic["client_secret"],
["sig", "ver"])
except KeyError:
pass
self.srvmethod = OICCServer(keyjar=keyjar)
self.dist_claims_mode = dist_claims_mode
self.info_store = {}
self.claims_userinfo_endpoint = ""
def _aggregation(self, info):
jwt_key = self.keyjar.get_signing_key()
cresp = UserClaimsResponse(jwt=info.to_jwt(key=jwt_key,
algorithm="RS256"),
claims_names=info.keys())
logger.info("RESPONSE: %s" % (cresp.to_dict(), ))
return cresp
#noinspection PyUnusedLocal
def _distributed(self, info):
# store the user info so it can be accessed later
access_token = rndstr()
self.info_store[access_token] = info
return UserClaimsResponse(endpoint=self.claims_userinfo_endpoint,
access_token=access_token,
claims_names=info.keys())
#noinspection PyUnusedLocal
def do_aggregation(self, info, uid):
return self.dist_claims_mode.aggregate(uid, info)
#noinspection PyUnusedLocal
def claims_endpoint(self, request, http_authz, *args):
_log_info = logger.info
ucreq = self.srvmethod.parse_user_claims_request(request)
_log_info("request: %s" % ucreq)
try:
resp = self.client_authn(self, ucreq, http_authz)
except Exception, err:
_log_info("Failed to verify client due to: %s" % err)
resp = False
if "claims_names" in ucreq:
args = dict([(n, {
"optional": True
}) for n in ucreq["claims_names"]])
uic = Claims(**args)
else:
uic = None
_log_info("User info claims: %s" % uic)
#oicsrv, userdb, subject, client_id="", user_info_claims=None
info = self.userinfo(ucreq["sub"],
user_info_claims=uic,
client_id=ucreq["client_id"])
_log_info("User info: %s" % info)
# Convert to message format
info = OpenIDSchema(**info)
if self.do_aggregation(info, ucreq["sub"]):
cresp = self._aggregation(info)
else:
cresp = self._distributed(info)
_log_info("response: %s" % cresp.to_dict())
return Response(cresp.to_json(), content="application/json")
def get(self):
self.create_client()
# When we have a code, request id token
if self.get_argument('code', False):
response = self.request.query
response = self.client.parse_response(
AuthorizationResponse, info=response,
sformat="urlencoded")
# The query is checked against the state in the cookie
code = response['code'] if 'code' in response else None
state = response['state'] if 'state' in response else None
cookie = self.get_secure_cookie(self.contest.name + "_auth")
if code and cookie and json.loads(cookie)[0] == state:
args = {
"code": code,
"token_endpoint": self.op_info["token_endpoint"],
"redirect_uri": self.redirect_uri,
}
# Request an access token to the authentication server
resp = yield self.get_access_token(
state=state,
request_args=args,
authn_method="client_secret_basic"
)
else:
self.redirect_login_error()
self.clear_cookie(self.contest.name + "_auth")
# The token is checked against the nonce in the cookie
id_token = resp["id_token"]
if id_token["nonce"] != json.loads(cookie)[1]:
self.redirect_login_error()
first_name = (
id_token["given_name"]
if "given_name" in id_token
else "")
last_name = (
id_token["family_name"]
if "family_name" in id_token
else "")
email = (
id_token["email"]
if "email" in id_token
else "")
username = id_token["sub"]
# Check if the user already exists
user = self.sql_session.query(User)\
.filter(User.username == username).first()
# Create the user if it doesn't exist yet
if user is None:
user = User(
first_name, last_name, username, email=email,
password=build_password(generate_random_password()))
self.sql_session.add(user)
self.sql_session.commit()
if not [p for p in user.participations
if p.contest_id == self.contest.id]:
participation = Participation(
contest=self.contest, user=user)
self.sql_session.add(participation)
self.sql_session.commit()
self.try_user_login(user)
# Request a code
else:
state = rndstr()
nonce = rndstr()
self.set_secure_cookie(
self.contest.name + "_auth",
json.dumps([state, nonce]),
expires_days=None)
claims_request = ClaimsRequest(
id_token=Claims(
sub={"essential": True}
),
userinfo=Claims(
given_name={"essential": True},
family_name={"essential": True},
preferred_username={"essential": True},
)
)
args = {
"client_id": self.client.client_id,
"response_type": "code",
"scope": ["openid", "offline_access"],
"nonce": nonce,
"redirect_uri": self.redirect_uri,
"state": state,
"claims": claims_request,
}
next_page = self.get_argument('next', None)
if next_page:
args["next"] = next_page
auth_req = (self.client.construct_AuthorizationRequest
(request_args=args))
login_url = auth_req.request(
self.op_info["authorization_endpoint"])
self.redirect(login_url)