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########
# Copyright (c) 2017 GigaSpaces Technologies Ltd. All rights reserved
#
# 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.
import urllib
import tarfile
import os
import tempfile
from git import Repo
def get_helm_path(url):
tarball = _fetch_helm(url)
helm_dir = _get_tmp_file_name()
_untar_helm_archive(tarball, helm_dir)
helm_binary_path = _find_file('helm', helm_dir)
return helm_binary_path
def get_apps_root_path(git_url):
dst_repo_path = _get_tmp_file_name()
Repo.clone_from(git_url, dst_repo_path)
apps_root = format(dst_repo_path)
return apps_root
def _fetch_helm(url):
dst_tar_path = _get_tmp_file_name()
file = urllib.URLopener()
file.retrieve(url, dst_tar_path)
return dst_tar_path
def _untar_helm_archive(tar_path, helm_dir):
helm_tar = tarfile.open(tar_path)
helm_tar.extractall(helm_dir)
helm_tar.close()
def _find_file(filename, base_path):
for root, dirs, files in os.walk(base_path):
for name in files:
if name == filename:
return os.path.abspath(os.path.join(root, name))
raise Exception('Cannot find helm binary')
def _get_tmp_file_name():
return '{}/{}'.format(tempfile._get_default_tempdir(), next(tempfile._get_candidate_names()))
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