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142 lines
5.0 KiB
142 lines
5.0 KiB
# Copyright (C) 2020 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Utility functions for atest.
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"""
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from __future__ import print_function
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import os
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import logging
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try:
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import httplib2
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except ModuleNotFoundError as e:
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logging.debug('Import error due to %s', e)
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import constants
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try:
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# pylint: disable=import-error
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from oauth2client import client as oauth2_client
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from oauth2client.contrib import multistore_file
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from oauth2client import tools as oauth2_tools
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except ModuleNotFoundError as e:
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logging.debug('Import error due to %s', e)
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class RunFlowFlags():
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"""Flags for oauth2client.tools.run_flow."""
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def __init__(self, browser_auth):
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self.auth_host_port = [8080, 8090]
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self.auth_host_name = "localhost"
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self.logging_level = "ERROR"
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self.noauth_local_webserver = not browser_auth
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class GCPHelper():
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"""GCP bucket helper class."""
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def __init__(self, client_id=None, client_secret=None,
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user_agent=None, scope=constants.SCOPE_BUILD_API_SCOPE):
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"""Init stuff for GCPHelper class.
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Args:
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client_id: String, client id from the cloud project.
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client_secret: String, client secret for the client_id.
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user_agent: The user agent for the credential.
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scope: String, scopes separated by space.
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"""
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self.client_id = client_id
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self.client_secret = client_secret
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self.user_agent = user_agent
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self.scope = scope
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def get_refreshed_credential_from_file(self, creds_file_path):
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"""Get refreshed credential from file.
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Args:
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creds_file_path: Credential file path.
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Returns:
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An oauth2client.OAuth2Credentials instance.
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"""
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credential = self.get_credential_from_file(creds_file_path)
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if credential:
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try:
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credential.refresh(httplib2.Http())
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except oauth2_client.AccessTokenRefreshError as e:
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logging.debug('Token refresh error: %s', e)
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if not credential.invalid:
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return credential
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logging.debug('Cannot get credential.')
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return None
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def get_credential_from_file(self, creds_file_path):
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"""Get credential from file.
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Args:
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creds_file_path: Credential file path.
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Returns:
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An oauth2client.OAuth2Credentials instance.
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"""
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storage = multistore_file.get_credential_storage(
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filename=os.path.abspath(creds_file_path),
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client_id=self.client_id,
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user_agent=self.user_agent,
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scope=self.scope)
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return storage.get()
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def get_credential_with_auth_flow(self, creds_file_path):
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"""Get Credential object from file.
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Get credential object from file. Run oauth flow if haven't authorized
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before.
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Args:
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creds_file_path: Credential file path.
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Returns:
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An oauth2client.OAuth2Credentials instance.
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"""
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credentials = self.get_refreshed_credential_from_file(creds_file_path)
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if not credentials:
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storage = multistore_file.get_credential_storage(
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filename=os.path.abspath(creds_file_path),
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client_id=self.client_id,
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user_agent=self.user_agent,
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scope=self.scope)
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return self._run_auth_flow(storage)
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return credentials
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def _run_auth_flow(self, storage):
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"""Get user oauth2 credentials.
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Args:
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storage: GCP storage object.
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Returns:
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An oauth2client.OAuth2Credentials instance.
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"""
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flags = RunFlowFlags(browser_auth=False)
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flow = oauth2_client.OAuth2WebServerFlow(
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client_id=self.client_id,
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client_secret=self.client_secret,
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scope=self.scope,
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user_agent=self.user_agent)
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credentials = oauth2_tools.run_flow(
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flow=flow, storage=storage, flags=flags)
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return credentials
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