100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
# Copyright 2017 Red Hat, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import glob
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import logging
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import shutil
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import tempfile
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import six
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from mistral_lib import actions
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from tripleo_common.utils.safe_import import Repo
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LOG = logging.getLogger(__name__)
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class GitCloneAction(actions.Action):
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"""Clones a remote git repository
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:param container: name of the container associated with the plan
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:param url: url of git repository
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:return: returns local path of cloned git repository
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"""
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def __init__(self, container, url):
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super(GitCloneAction, self).__init__()
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self.container = container
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self.url = url
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def _checkout_reference(self, repo, ref):
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return repo.git.checkout(repo.refs[ref])
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def run(self, context):
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# make a temp directory to contain the repo
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local_dir_path = tempfile.mkdtemp(
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suffix="_%s_import" % self.container)
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url_bits = self.url.rsplit('@')
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err_msg = None
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try:
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# create a bare repo
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repo = Repo.clone_from(url_bits[0], local_dir_path)
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except Exception:
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err_msg = ("Error cloning remote repository: %s " % url_bits[0])
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LOG.exception(err_msg)
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return actions.Result(error=err_msg)
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# if a tag value was given, checkout that tag
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if len(url_bits) > 1:
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try:
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self._checkout_reference(repo, url_bits[-1])
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except IndexError:
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err_msg = ("Error finding %s reference "
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"from remote repository" % url_bits[-1])
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LOG.exception(err_msg)
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except Exception:
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err_msg = ("Error checking out %s reference from remote "
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"repository %s" % (url_bits[-1], url_bits[0]))
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LOG.exception(err_msg)
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if err_msg:
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return actions.Result(error=err_msg)
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return local_dir_path
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class GitCleanupAction(actions.Action):
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"""Removes temporary files associated with GitCloneAction operations
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:param container: name of the container associated with the plan
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:return: None if successful. Returns error on failure to delete
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associated temporary files
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"""
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def __init__(self, container):
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self.container = container
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def run(self, context):
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try:
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temp_dir = tempfile.gettempdir()
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target_path = '%s/*_%s_import' % (temp_dir, self.container)
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path = glob.glob(target_path)[0]
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shutil.rmtree(path)
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except IndexError as idx_err:
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LOG.exception("Directory not found: %s" % target_path)
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return actions.Result(error=six.text_type(idx_err))
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except OSError as os_err:
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LOG.exception("Error removing directory: %s" % target_path)
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return actions.Result(error=six.text_type(os_err))
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