| # -*- coding: utf-8 -*- |
| # Copyright 2010 Google Inc. All Rights Reserved. |
| # |
| # Permission is hereby granted, free of charge, to any person obtaining a |
| # copy of this software and associated documentation files (the |
| # "Software"), to deal in the Software without restriction, including |
| # without limitation the rights to use, copy, modify, merge, publish, dis- |
| # tribute, sublicense, and/or sell copies of the Software, and to permit |
| # persons to whom the Software is furnished to do so, subject to the fol- |
| # lowing conditions: |
| # |
| # The above copyright notice and this permission notice shall be included |
| # in all copies or substantial portions of the Software. |
| # |
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- |
| # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT |
| # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| # IN THE SOFTWARE. |
| """Package marker file.""" |
| |
| from __future__ import absolute_import |
| |
| import os |
| import pkgutil |
| import sys |
| import tempfile |
| |
| import gslib.exception |
| |
| coverage_outfile = os.getenv('GSUTIL_COVERAGE_OUTPUT_FILE', None) |
| if coverage_outfile: |
| try: |
| import coverage # pylint: disable=g-import-not-at-top |
| coverage_controller = coverage.coverage( |
| data_file=coverage_outfile, data_suffix=True, auto_data=True, |
| source=['gslib'], omit=['gslib/third_party/*', 'gslib/tests/*', |
| tempfile.gettempdir() + '*']) |
| coverage_controller.start() |
| except ImportError: |
| pass |
| |
| |
| # Directory containing the gslib module. |
| GSLIB_DIR = os.path.dirname(os.path.realpath(__file__)) |
| # Path to gsutil executable. This assumes gsutil is the running script. |
| GSUTIL_PATH = os.path.realpath(sys.argv[0]) |
| # The directory that contains the gsutil executable. |
| GSUTIL_DIR = os.path.dirname(GSUTIL_PATH) |
| |
| # Whether or not this was installed via a package manager like pip, deb, rpm, |
| # etc. If installed by just extracting a tarball or zip file, this will be |
| # False. |
| IS_PACKAGE_INSTALL = True |
| |
| # Whether or not this was installed via setup.py develop mode. This creates a |
| # symlink directly to the source directory. |
| IS_EDITABLE_INSTALL = False |
| |
| # Directory where program files like VERSION and CHECKSUM will be. When |
| # installed via tarball, this is the gsutil directory, but the files are moved |
| # to the gslib directory when installed via setup.py. |
| PROGRAM_FILES_DIR = GSLIB_DIR |
| |
| # The gslib directory will be underneath the gsutil directory when installed |
| # from a tarball, but somewhere else on the machine if installed via setup.py. |
| if (not os.path.isfile(os.path.join(PROGRAM_FILES_DIR, 'VERSION')) and |
| os.path.commonprefix((GSUTIL_DIR, GSLIB_DIR)) == GSUTIL_DIR): |
| IS_PACKAGE_INSTALL = False |
| PROGRAM_FILES_DIR = GSUTIL_DIR |
| |
| # If the module was installed from source using editable mode |
| # (i.e. pip install -e) then the files might be one directory up. |
| if not os.path.isfile(os.path.join(PROGRAM_FILES_DIR, 'VERSION')): |
| PROGRAM_FILES_DIR = os.path.normpath(os.path.join(GSLIB_DIR, '..')) |
| IS_EDITABLE_INSTALL = True |
| |
| # If installed via editable mode, we have to add the mock_storage_service |
| # module to the Python path, since the gsutil script path munging is not |
| # executed in this mode. |
| if IS_EDITABLE_INSTALL: |
| mock_storage_location = os.path.join( |
| PROGRAM_FILES_DIR, 'third_party', 'boto', 'tests', 'integration', 's3') |
| sys.path.append(mock_storage_location) |
| |
| |
| def _GetFileContents(filename): |
| """Tries to find the given filename on disk or via pkgutil.get_data. |
| |
| Args: |
| filename: String name of the file. |
| |
| Returns: |
| A tuple containing the absolute path to the requested file and the file's |
| contents. If the file is not actually on disk, the file path will be None. |
| """ |
| fpath = os.path.join(PROGRAM_FILES_DIR, filename) |
| if os.path.isfile(fpath): |
| with open(fpath, 'r') as f: |
| content = f.read() |
| else: |
| content = pkgutil.get_data('gslib', filename) |
| fpath = None |
| return (fpath, content.strip()) |
| |
| # Get the version file and store it. |
| VERSION_FILE, VERSION = _GetFileContents('VERSION') |
| if not VERSION: |
| raise gslib.exception.CommandException( |
| 'VERSION file not found. Please reinstall gsutil from scratch') |
| __version__ = VERSION |
| |
| # Get the checksum file and store it. |
| CHECKSUM_FILE, CHECKSUM = _GetFileContents('CHECKSUM') |
| if not CHECKSUM: |
| raise gslib.exception.CommandException( |
| 'CHECKSUM file not found. Please reinstall gsutil from scratch') |