| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| """Util to invoke tarball in the system.""" |
| # pylint: disable=invalid-name |
| from __future__ import absolute_import as _abs |
| import os |
| import shutil |
| import subprocess |
| from . import util |
| from .._ffi.base import py_str |
| |
| |
| def tar(output, files): |
| """Create tarball containing all files in root. |
| |
| Parameters |
| ---------- |
| output : str |
| The target shared library. |
| |
| files : list |
| List of files to be bundled. |
| """ |
| cmd = ["tar"] |
| cmd += ["-czf"] |
| temp = util.tempdir() |
| fset = set() |
| for fname in files: |
| base = os.path.basename(fname) |
| if base in fset: |
| raise ValueError("duplicate file name %s" % base) |
| fset.add(base) |
| shutil.copy(fname, temp.relpath(base)) |
| cmd += [output] |
| cmd += ["-C", temp.temp_dir] |
| cmd += temp.listdir() |
| proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
| (out, _) = proc.communicate() |
| |
| if proc.returncode != 0: |
| msg = "Tar error:\n" |
| msg += py_str(out) |
| raise RuntimeError(msg) |
| |
| |
| # assign output format |
| tar.output_format = "tar" |
| |
| |
| def untar(tar_file, directory): |
| """Unpack all tar files into the directory |
| |
| Parameters |
| ---------- |
| tar_file : str |
| The source tar file. |
| |
| directory : str |
| The target directory |
| """ |
| cmd = ["tar"] |
| cmd += ["-xf"] |
| cmd += [tar_file] |
| cmd += ["-C", directory] |
| proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
| (out, _) = proc.communicate() |
| |
| if proc.returncode != 0: |
| msg = "Tar error:\n" |
| msg += py_str(out) |
| raise RuntimeError(msg) |