本文整理汇总了Python中google.auth.credentials.Signing方法的典型用法代码示例。如果您正苦于以下问题：Python credentials.Signing方法的具体用法？Python credentials.Signing怎么用？Python credentials.Signing使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类google.auth.credentials的用法示例。
在下文中一共展示了credentials.Signing方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _init_signing_provider
# 需要导入模块: from google.auth import credentials [as 别名]
# 或者: from google.auth.credentials import Signing [as 别名]
def _init_signing_provider(self):
"""Initializes a signing provider by following the go/firebase-admin-sign protocol."""
# If the SDK was initialized with a service account, use it to sign bytes.
google_cred = self.app.credential.get_credential()
if isinstance(google_cred, google.oauth2.service_account.Credentials):
return _SigningProvider.from_credential(google_cred)
# If the SDK was initialized with a service account email, use it with the IAM service
# to sign bytes.
service_account = self.app.options.get('serviceAccountId')
if service_account:
return _SigningProvider.from_iam(self.request, google_cred, service_account)
# If the SDK was initialized with some other credential type that supports signing
# (e.g. GAE credentials), use it to sign bytes.
if isinstance(google_cred, credentials.Signing):
return _SigningProvider.from_credential(google_cred)
# Attempt to discover a service account email from the local Metadata service. Use it
# with the IAM service to sign bytes.
resp = self.request(url=METADATA_SERVICE_URL, headers={'Metadata-Flavor': 'Google'})
if resp.status != 200:
raise ValueError(
'Failed to contact the local metadata service: {0}.'.format(resp.data.decode()))
service_account = resp.data.decode()
return _SigningProvider.from_iam(self.request, google_cred, service_account)