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# Licensed to the StackStorm, Inc ('StackStorm') under one or more |
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# contributor license agreements. See the NOTICE file distributed with |
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# this work for additional information regarding copyright ownership. |
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# The ASF licenses this file to You under the Apache License, Version 2.0 |
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# (the "License"); you may not use this file except in compliance with |
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# the License. You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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import os |
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import yaml |
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from git.repo import Repo |
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from git.exc import InvalidGitRepositoryError |
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from st2common.runners.base_action import Action |
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from st2common.content.utils import get_packs_base_paths |
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from st2common.constants.pack import MANIFEST_FILE_NAME |
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class GetInstalled(Action): |
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""""Get information about installed pack.""" |
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def run(self, pack): |
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""" |
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:param pack: Installed Pack Name to get info about |
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:type pack: ``str`` |
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""" |
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packs_base_paths = get_packs_base_paths() |
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pack_path = None |
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metadata_file = None |
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for packs_base_path in packs_base_paths: |
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pack_path = os.path.join(packs_base_path, pack) |
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pack_yaml_path = os.path.join(pack_path, MANIFEST_FILE_NAME) |
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if os.path.isfile(pack_yaml_path): |
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metadata_file = pack_yaml_path |
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break |
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# Pack doesn't exist, finish execution normally with empty metadata |
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if not os.path.isdir(pack_path): |
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return { |
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'pack': None, |
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'git_status': None |
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} |
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if not metadata_file: |
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error = ('Pack "%s" doesn\'t contain pack.yaml file.' % (pack)) |
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raise Exception(error) |
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try: |
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details = self._parse_yaml_file(metadata_file) |
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except Exception as e: |
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error = ('Pack "%s" doesn\'t contain a valid pack.yaml file: %s' % (pack, str(e))) |
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raise Exception(error) |
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try: |
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repo = Repo(pack_path) |
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git_status = "Status:\n%s\n\nRemotes:\n%s" % ( |
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repo.git.status().split('\n')[0], |
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"\n".join([remote.url for remote in repo.remotes]) |
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) |
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ahead_behind = repo.git.rev_list( |
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'--left-right', '--count', 'HEAD...origin/master' |
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).split() |
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# Dear god. |
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if ahead_behind != [u'0', u'0']: |
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git_status += "\n\n" |
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git_status += "%s commits ahead " if ahead_behind[0] != u'0' else "" |
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git_status += "and " if u'0' not in ahead_behind else "" |
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git_status += "%s commits behind " if ahead_behind[1] != u'0' else "" |
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git_status += "origin/master." |
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except InvalidGitRepositoryError: |
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git_status = None |
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return { |
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'pack': details, |
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'git_status': git_status |
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} |
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def _parse_yaml_file(self, file_path): |
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with open(file_path) as data_file: |
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details = yaml.load(data_file) |
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return details |
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Plexxi /
st2
