| # Copyright (C) 2013 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from os import path |
| |
| REPO_ROOTS = { |
| 'GERRIT': 'https://gerrit-maven.storage.googleapis.com', |
| 'GERRIT_API': 'https://gerrit-api.commondatastorage.googleapis.com/release', |
| 'MAVEN_CENTRAL': 'https://repo1.maven.org/maven2', |
| 'MAVEN_LOCAL': 'file://' + path.expanduser('~/.m2/repository'), |
| 'MAVEN_SNAPSHOT': 'https://oss.sonatype.org/content/repositories/snapshots', |
| } |
| |
| |
| def resolve_url(url, redirects): |
| """ Resolve URL of a Maven artifact. |
| |
| prefix:path is passed as URL. prefix identifies known or custom |
| repositories that can be rewritten in redirects set, passed as |
| second arguments. |
| |
| A special case is supported, when prefix neither exists in |
| REPO_ROOTS, no in redirects set: the url is returned as is. |
| This enables plugins to pass custom maven_repository URL as is |
| directly to maven_jar(). |
| |
| Returns a resolved path for Maven artifact. |
| """ |
| s = url.find(':') |
| if s < 0: |
| return url |
| scheme, rest = url[:s], url[s+1:] |
| if scheme in redirects: |
| root = redirects[scheme] |
| elif scheme in REPO_ROOTS: |
| root = REPO_ROOTS[scheme] |
| else: |
| return url |
| root = root.rstrip('/') |
| rest = rest.lstrip('/') |
| return '/'.join([root, rest]) |
| |
| |
| def hash_file(hash_obj, path): |
| """Hash the contents of a file. |
| |
| Args: |
| hash_obj: an open hash object, e.g. hashlib.sha1(). |
| path: path to the file to hash. |
| |
| Returns: |
| The passed-in hash_obj. |
| """ |
| with open(path, 'rb') as f: |
| while True: |
| b = f.read(8192) |
| if not b: |
| break |
| hash_obj.update(b) |
| return hash_obj |