tripleo-common/tripleo_common/actions/vcs.py
Adriano Petrich 76b3e025b7 use Result from mistral_lib instead of mistral
This is part of the ongoing change to remove the mistral
dependency from tripleo-common and use mistral_lib instead

In order to do that we are using the Result class from mistral_lib

Change-Id: I59ce8c6d68de9e9719d84cbaa82462fbd8d647e2
Depends-on: Icc0036bae3c969112f2f67c4a8264bae18f3cc73
2017-06-23 14:20:45 +01:00

99 lines
3.3 KiB
Python

# Copyright 2017 Red Hat, Inc.
# 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 glob
import logging
import shutil
import tempfile
from git import Repo
import six
from mistral_lib import actions
LOG = logging.getLogger(__name__)
class GitCloneAction(actions.Action):
"""Clones a remote git repository
:param container: name of the container associated with the plan
:param url: url of git repository
:return: returns local path of cloned git repository
"""
def __init__(self, container, url):
super(GitCloneAction, self).__init__()
self.container = container
self.url = url
def _checkout_reference(self, repo, ref):
return repo.git.checkout(repo.refs[ref])
def run(self, context):
# make a temp directory to contain the repo
local_dir_path = tempfile.mkdtemp(
suffix="_%s_import" % self.container)
url_bits = self.url.rsplit('@')
err_msg = None
try:
# create a bare repo
repo = Repo.clone_from(url_bits[0], local_dir_path)
except Exception:
err_msg = ("Error cloning remote repository: %s " % url_bits[0])
LOG.exception(err_msg)
return actions.Result(error=err_msg)
# if a tag value was given, checkout that tag
if len(url_bits) > 1:
try:
self._checkout_reference(repo, url_bits[-1])
except IndexError:
err_msg = ("Error finding %s reference "
"from remote repository" % url_bits[-1])
LOG.exception(err_msg)
except Exception:
err_msg = ("Error checking out %s reference from remote "
"repository %s" % (url_bits[-1], url_bits[0]))
LOG.exception(err_msg)
if err_msg:
return actions.Result(error=err_msg)
return local_dir_path
class GitCleanupAction(actions.Action):
"""Removes temporary files associated with GitCloneAction operations
:param container: name of the container associated with the plan
:return: None if successful. Returns error on failure to delete
associated temporary files
"""
def __init__(self, container):
self.container = container
def run(self, context):
try:
temp_dir = tempfile.gettempdir()
target_path = '%s/*_%s_import' % (temp_dir, self.container)
path = glob.glob(target_path)[0]
shutil.rmtree(path)
except IndexError as idx_err:
LOG.exception("Directory not found: %s" % target_path)
return actions.Result(error=six.text_type(idx_err))
except OSError as os_err:
LOG.exception("Error removing directory: %s" % target_path)
return actions.Result(error=six.text_type(os_err))