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Python3 (#417) 

* Fixing tests.

* Fixing issue where decrypted credentials were not returning valid strings.

* Fixing issues with python3 authentication.
This commit is contained in:
kevgliss 2016-08-29 08:58:53 -07:00 committed by GitHub
parent 7e6278684c
commit 53d0636574
2 changed files with 25 additions and 25 deletions
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34
lemur/auth/service.py
View File

@ -8,11 +8,9 @@
.. moduleauthor:: Kevin Glisson <kglisson@netflix.com>
"""
from __future__ import unicode_literals
from builtins import bytes
import sys
import jwt
import json
import base64
import binascii
from functools import wraps
@ -34,19 +32,6 @@ from lemur.auth.permissions import CertificateCreatorNeed, \
AuthorityCreatorNeed, ViewRoleCredentialsNeed
def base64url_decode(data):
rem = len(data) % 4
if rem > 0:
data += '=' * (4 - rem)
return base64.urlsafe_b64decode(bytes(data.encode('latin-1')))
def base64url_encode(data):
return base64.urlsafe_b64encode(data).replace('=', '')
def get_rsa_public_key(n, e):
"""
Retrieve an RSA public key based on a module and exponent as provided by the JWKS format.
@ -55,8 +40,13 @@ def get_rsa_public_key(n, e):
:param e:
:return: a RSA Public Key in PEM format
"""
n = int(binascii.hexlify(base64url_decode(n)), 16)
e = int(binascii.hexlify(base64url_decode(e)), 16)
if sys.version_info >= (3, 0):
n = int(binascii.hexlify(jwt.utils.base64url_decode(bytes(n, 'utf-8'))), 16)
e = int(binascii.hexlify(jwt.utils.base64url_decode(bytes(e, 'utf-8'))), 16)
else:
n = int(binascii.hexlify(jwt.utils.base64url_decode(n)), 16)
e = int(binascii.hexlify(jwt.utils.base64url_decode(e, 'utf-8')), 16)
pub = RSAPublicNumbers(e, n).public_key(default_backend())
return pub.public_bytes(
encoding=serialization.Encoding.PEM,
@ -138,13 +128,13 @@ def fetch_token_header(token):
raise jwt.DecodeError('Not enough segments')
try:
return json.loads(base64url_decode(header_segment))
if sys.version_info >= (3, 0):
return json.loads(jwt.utils.base64url_decode(header_segment).decode('utf-8'))
else:
return json.loads(jwt.utils.base64url_decode(header_segment))
except TypeError as e:
current_app.logger.exception(e)
raise jwt.DecodeError('Invalid header padding')
except binascii.Error as e:
current_app.logger.exception(e)
raise jwt.DecodeError('Invalid header padding')
@identity_loaded.connect

14
lemur/auth/views.py
View File

@ -5,6 +5,7 @@
:license: Apache, see LICENSE for more details.
.. moduleauthor:: Kevin Glisson <kglisson@netflix.com>
"""
import sys
import jwt
import base64
import requests
@ -140,8 +141,14 @@ class Ping(Resource):
user_api_url = current_app.config.get('PING_USER_API_URL')
# the secret and cliendId will be given to you when you signup for the provider
basic = base64.b64encode('{0}:{1}'.format(args['clientId'], current_app.config.get("PING_SECRET")))
headers = {'Authorization': 'Basic {0}'.format(basic)}
token = '{0}:{1}'.format(args['clientId'], current_app.config.get("PING_SECRET"))
if sys.version_info >= (3, 0):
basic = base64.b64encode(bytes(token, 'utf-8'))
headers = {'authorization': 'basic {0}'.format(basic.decode('utf-8'))}
else:
basic = base64.b64encode(token, 'utf-8')
headers = {'authorization': 'basic {0}'.format(basic)}
# exchange authorization code for access token.
@ -165,6 +172,9 @@ class Ping(Resource):
# validate your token based on the key it was signed with
try:
if sys.version_info >= (3, 0):
jwt.decode(id_token, secret.decode('utf-8'), algorithms=[algo], audience=args['clientId'])
else:
jwt.decode(id_token, secret, algorithms=[algo], audience=args['clientId'])
except jwt.DecodeError:
return dict(message='Token is invalid'), 403