100 lines
3.7 KiB
Python
100 lines
3.7 KiB
Python
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# Copyright 2017 Google Inc.
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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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"""Firebase Instance ID module.
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This module enables deleting instance IDs associated with Firebase projects.
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"""
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import requests
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from firebase_admin import _http_client
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from firebase_admin import _utils
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_IID_SERVICE_URL = 'https://console.firebase.google.com/v1/'
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_IID_ATTRIBUTE = '_iid'
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def _get_iid_service(app):
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return _utils.get_app_service(app, _IID_ATTRIBUTE, _InstanceIdService)
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def delete_instance_id(instance_id, app=None):
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"""Deletes the specified instance ID and the associated data from Firebase.
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Note that Google Analytics for Firebase uses its own form of Instance ID to
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keep track of analytics data. Therefore deleting a regular Instance ID does
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not delete Analytics data. See `Delete an Instance ID`_ for more information.
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Args:
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instance_id: A non-empty instance ID string.
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app: An App instance (optional).
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Raises:
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InstanceIdError: If an error occurs while invoking the backend instance ID service.
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ValueError: If the specified instance ID or app is invalid.
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.. _Delete an Instance ID: https://firebase.google.com/support/privacy\
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/manage-iids#delete_an_instance_id
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"""
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_get_iid_service(app).delete_instance_id(instance_id)
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class _InstanceIdService:
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"""Provides methods for interacting with the remote instance ID service."""
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error_codes = {
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400: 'Malformed instance ID argument.',
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401: 'Request not authorized.',
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403: 'Project does not match instance ID or the client does not have '
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'sufficient privileges.',
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404: 'Failed to find the instance ID.',
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409: 'Already deleted.',
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429: 'Request throttled out by the backend server.',
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500: 'Internal server error.',
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503: 'Backend servers are over capacity. Try again later.'
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}
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def __init__(self, app):
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project_id = app.project_id
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if not project_id:
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raise ValueError(
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'Project ID is required to access Instance ID service. Either set the projectId '
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'option, or use service account credentials. Alternatively, set the '
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'GOOGLE_CLOUD_PROJECT environment variable.')
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self._project_id = project_id
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self._client = _http_client.JsonHttpClient(
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credential=app.credential.get_credential(), base_url=_IID_SERVICE_URL)
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def delete_instance_id(self, instance_id):
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if not isinstance(instance_id, str) or not instance_id:
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raise ValueError('Instance ID must be a non-empty string.')
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path = 'project/{0}/instanceId/{1}'.format(self._project_id, instance_id)
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try:
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self._client.request('delete', path)
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except requests.exceptions.RequestException as error:
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msg = self._extract_message(instance_id, error)
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raise _utils.handle_requests_error(error, msg)
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def _extract_message(self, instance_id, error):
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if error.response is None:
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return None
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status = error.response.status_code
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msg = self.error_codes.get(status)
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if msg:
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return 'Instance ID "{0}": {1}'.format(instance_id, msg)
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return 'Instance ID "{0}": {1}'.format(instance_id, error)
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