tripleo-common/tripleo_common/actions/files.py
Giulio Fidente 6dce323726 Fix files actions run() method
New run() method receives a context, which wasn't accounted for
in the initial submission.

Change-Id: I8a166a54e7f715437cec15c076377500b9f138f9
2017-06-29 15:59:13 +02:00

83 lines
2.6 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 os
import re
import shutil
import six
import tempfile
from mistral_lib import actions
from mistral_lib.actions import base
class FileExists(base.Action):
"""Verifies if a path exists on the localhost (undercloud)"""
def __init__(self, path):
self.path = path
def run(self, context):
if (isinstance(self.path, six.string_types) and
os.path.exists(self.path)):
msg = "Found file %s" % self.path
return actions.Result(data={"msg": msg})
else:
msg = "File %s not found" % self.path
return actions.Result(error={"msg": msg})
class MakeTempDir(base.Action):
"""Creates temporary directory on localhost
The directory created will match the regular expression
^/tmp/file-mistral-action[A-Za-z0-9_]{6}$
"""
def __init__(self):
pass
def run(self, context):
try:
_path = tempfile.mkdtemp(dir='/tmp/',
prefix='file-mistral-action')
return actions.Result(data={"path": _path})
except Exception as msg:
return actions.Result(error={"msg": six.text_type(msg)})
class RemoveTempDir(base.Action):
"""Removes temporary directory on localhost by path.
The path must match the regular expression
^/tmp/file-mistral-action[A-Za-z0-9_]{6}$
"""
def __init__(self, path):
self.path = path
def run(self, context):
# regex from tempfile's _RandomNameSequence characters
_regex = '^/tmp/file-mistral-action[A-Za-z0-9_]{6}$'
if (not isinstance(self.path, six.string_types) or
not re.match(_regex, self.path)):
msg = "Path does not match %s" % _regex
return actions.Result(error={"msg": msg})
try:
shutil.rmtree(self.path)
msg = "Deleted directory %s" % self.path
return actions.Result(data={"msg": msg})
except Exception as msg:
return actions.Result(error={"msg": six.text_type(msg)})