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# Copyright (C) 2013-2014 Red Hat, Inc. All rights reserved.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Authors: Jan Synacek <jsynacek@redhat.com>
import os
import shutil
import subprocess
import pyudev
from lmi.test import cimbase
class LogicalFileTestBase(cimbase.CIMTestCase):
"""
Base class for all LogicalFile tests.
"""
@classmethod
def setUpClass(cls):
cimbase.CIMTestCase.setUpClass.im_func(cls)
cls.testdir = os.environ.get("LMI_LOGICALFILE_TESTDIR", "/var/tmp/logicalfile-tests")
cls.selinux_enabled = True
try:
rc = subprocess.call(['selinuxenabled'])
if rc != 0: cls.selinux_enabled = False
except:
cls.selinux_enabled = False
ctx = pyudev.Context()
sb = os.stat(os.path.realpath(cls.testdir + "/.."))
device = pyudev.Device.from_device_number(ctx, "block", sb.st_dev)
dev_name = device.get("ID_FS_UUID_ENC")
if not dev_name:
cls.fsname = "DEVICE=" + device.get("DEVNAME")
else:
cls.fsname = "UUID=" + dev_name
def setUp(self):
pass
def tearDown(self):
pass
class Configuration():
"""
Ini-like configuration.
{group : [(key1, value1), (key2, value2), ...]}
"""
def __init__(self, path=None):
self.configuration = dict()
self.path = path
if path:
self.backupfile = path + '.backup_openlmi_logicalfile'
self.backup = None
self.original_path = None
def add(self, group, options):
if self.configuration.has_key(group):
self.configuration[group].extend(options)
else:
self.configuration[group] = options
def save(self):
def get_original_path(path):
"""
Compute already existing path when creating a directory. Returns
path to original directory or the whole path.
Example:
Suppose there already exists '/tmp/stuff/' directory.
get_original_path('/tmp/stuff/new/directory/file.txt') will return '/tmp/stuff/'.
get_original_path('/tmp/stuff/file.txt') will return '/tmp/stuff/file.txt'.
"""
(head, tail) = os.path.split(path)
while (head != ''):
if os.path.exists(head):
return os.path.join(head, tail)
(head, tail) = os.path.split(head)
return None
if os.path.exists(self.path):
# backup
self.backup = self.backupfile
shutil.move(self.path, self.backupfile)
else:
# create new
self.original_path = get_original_path(self.path)
d = os.path.dirname(self.path)
if (self.path != self.original_path):
os.makedirs(os.path.dirname(self.path))
f = open(self.path, 'w')
for group in self.configuration.keys():
f.write('[' + group + ']' + '\n')
for (key, val) in self.configuration[group]:
f.write(key + '=' + val + '\n')
f.close()
def dispose(self):
if self.backup:
shutil.move(self.backupfile, self.path)
elif self.original_path:
if self.path != self.original_path:
shutil.rmtree(self.original_path)
else:
os.unlink(self.path)
self.backup = None
self.original_path = None
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