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license: validate via key instance rather than PEM

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This commit is contained in:
Jimmy Zelinskie 2016-09-27 23:20:31 -04:00
parent 2b00c644b5
commit ae16d24fd1
2 changed files with 19 additions and 11 deletions
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12
util/config/provider/license.py
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@ -107,6 +107,7 @@ class License(object):
LICENSE_FILENAME = 'license'
_PROD_LICENSE_PUBLIC_KEY_DATA = """
-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuCkRnkuqox3A0djgRnHR
@ -119,10 +120,13 @@ qwIDAQAB
-----END PUBLIC KEY-----
"""
def decode_license(license_contents, public_key_contents=None):
_PROD_LICENSE_PUBLIC_KEY = load_pem_public_key(_PROD_LICENSE_PUBLIC_KEY_DATA,
backend=default_backend())
def decode_license(license_contents, public_key_instance=None):
""" Decodes the specified license contents, returning the decoded license. """
public_key_data = public_key_contents or _PROD_LICENSE_PUBLIC_KEY_DATA
license_public_key = load_pem_public_key(public_key_data, backend=default_backend())
license_public_key = public_key_instance or _PROD_LICENSE_PUBLIC_KEY
try:
decoded = jwt.decode(license_contents, key=license_public_key)
except jwt.exceptions.DecodeError as de:
@ -130,5 +134,3 @@ def decode_license(license_contents, public_key_contents=None):
raise LicenseDecodeError('Could not decode license found: %s' % de.message)
return License(decoded)