| # Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| import os |
| import re |
| import sys |
| |
| |
| def _SyncFilesToCloud(input_api, output_api): |
| """Searches for .sha1 files and uploads them to Cloud Storage. |
| |
| It validates all the hashes and skips upload if not necessary. |
| """ |
| # Because this script will be called from a magic PRESUBMIT demon, |
| # avoid angering it; don't pollute its sys.path. |
| old_sys_path = sys.path |
| try: |
| sys.path = [os.path.join(os.pardir, os.pardir, 'telemetry')] + sys.path |
| from telemetry.page import cloud_storage |
| finally: |
| sys.path = old_sys_path |
| |
| hashes_in_cloud_storage = cloud_storage.List(cloud_storage.DEFAULT_BUCKET) |
| |
| results = [] |
| for hash_path in input_api.AbsoluteLocalPaths(): |
| file_path, extension = os.path.splitext(hash_path) |
| if extension != '.sha1': |
| continue |
| |
| with open(hash_path, 'rb') as f: |
| file_hash = f.read(1024).rstrip() |
| if file_hash in hashes_in_cloud_storage: |
| results.append(output_api.PresubmitNotifyResult( |
| 'File already in Cloud Storage, skipping upload: %s' % hash_path)) |
| continue |
| |
| if not re.match('^([A-Za-z0-9]{40})$', file_hash): |
| results.append(output_api.PresubmitError( |
| 'Hash file does not contain a valid SHA-1 hash: %s' % hash_path)) |
| continue |
| if not os.path.exists(file_path): |
| results.append(output_api.PresubmitError( |
| 'Hash file exists, but file not found: %s' % hash_path)) |
| continue |
| if cloud_storage.GetHash(file_path) != file_hash: |
| results.append(output_api.PresubmitError( |
| 'Hash file does not match file\'s actual hash: %s' % hash_path)) |
| continue |
| |
| try: |
| cloud_storage.Insert(cloud_storage.DEFAULT_BUCKET, file_hash, file_path) |
| except cloud_storage.CloudStorageError: |
| results.append(output_api.PresubmitError( |
| 'Unable to upload to Cloud Storage: %s' % hash_path)) |
| |
| return results |
| |
| |
| def CheckChangeOnCommit(input_api, output_api): |
| results = [] |
| results += _SyncFilesToCloud(input_api, output_api) |
| return results |