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# 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 shutil
import stat
import tempfile
from unittest import mock
from ironic_python_agent import errors
from ironic_python_agent import inject_files
from ironic_python_agent.tests.unit import base
@mock.patch('ironic_python_agent.utils.mounted', autospec=True)
@mock.patch('ironic_python_agent.disk_utils.list_partitions', autospec=True)
@mock.patch('ironic_python_agent.hardware.dispatch_to_managers',
lambda _call: '/dev/fake')
class TestFindPartitionWithPath(base.IronicAgentTest):
def setUp(self):
super().setUp()
self.tempdir = tempfile.mkdtemp()
self.addCleanup(lambda: shutil.rmtree(self.tempdir))
def test_found(self, mock_list_parts, mock_mount):
mock_list_parts.return_value = [
{'number': 1, 'flags': 'lvm'},
{'number': 2, 'flags': 'boot'},
]
mock_mount.return_value.__enter__.return_value = self.tempdir
expected = os.path.join(self.tempdir, "some/path")
os.makedirs(expected)
with inject_files.find_partition_with_path("/some/path") as path:
self.assertEqual(expected, path)
mock_mount.assert_called_once_with('/dev/fake2')
def test_found_with_dev(self, mock_list_parts, mock_mount):
mock_list_parts.return_value = [
{'number': 1, 'flags': 'lvm'},
{'number': 2, 'flags': 'boot'},
]
mock_mount.return_value.__enter__.return_value = self.tempdir
expected = os.path.join(self.tempdir, "some/path")
os.makedirs(expected)
with inject_files.find_partition_with_path("/some/path",
"/dev/nvme0n1") as path:
self.assertEqual(expected, path)
mock_mount.assert_called_once_with('/dev/nvme0n1p2')
def test_not_found(self, mock_list_parts, mock_mount):
mock_list_parts.return_value = [
{'number': 1, 'flags': 'lvm'},
{'number': 2, 'flags': 'boot'},
{'number': 3, 'flags': ''},
]
mock_mount.return_value.__enter__.return_value = self.tempdir
self.assertRaises(
errors.DeviceNotFound,
inject_files.find_partition_with_path("/some/path").__enter__)
mock_mount.assert_has_calls([
mock.call('/dev/fake2'),
mock.call('/dev/fake3'),
], any_order=True)
class TestFindAndMountPath(base.IronicAgentTest):
@mock.patch.object(inject_files, 'find_partition_with_path', autospec=True)
def test_without_on(self, mock_find_part):
mock_find_part.return_value.__enter__.return_value = '/mount/path'
with inject_files._find_and_mount_path('/etc/sysctl.d/my.conf',
None, '/dev/fake') as result:
# "etc" is included in a real result of find_partition_with_path
self.assertEqual('/mount/path/sysctl.d/my.conf', result)
mock_find_part.assert_called_once_with('etc', '/dev/fake')
def test_without_on_wrong_path(self):
self.assertRaises(
errors.InvalidCommandParamsError,
inject_files._find_and_mount_path('/etc', None,
'/dev/fake').__enter__)
@mock.patch('ironic_python_agent.utils.mounted', autospec=True)
def test_with_on_as_path(self, mock_mount):
mock_mount.return_value.__enter__.return_value = '/mount/path'
with inject_files._find_and_mount_path('/etc/sysctl.d/my.conf',
'/dev/on',
'/dev/fake') as result:
self.assertEqual('/mount/path/etc/sysctl.d/my.conf', result)
mock_mount.assert_called_once_with('/dev/on')
@mock.patch('ironic_python_agent.utils.mounted', autospec=True)
def test_with_on_as_number(self, mock_mount):
mock_mount.return_value.__enter__.return_value = '/mount/path'
with inject_files._find_and_mount_path('/etc/sysctl.d/my.conf',
2, '/dev/fake') as result:
self.assertEqual('/mount/path/etc/sysctl.d/my.conf', result)
mock_mount.assert_called_once_with('/dev/fake2')
@mock.patch('ironic_python_agent.utils.mounted', autospec=True)
def test_with_on_as_number_nvme(self, mock_mount):
mock_mount.return_value.__enter__.return_value = '/mount/path'
with inject_files._find_and_mount_path('/etc/sysctl.d/my.conf',
2, '/dev/nvme0n1') as result:
self.assertEqual('/mount/path/etc/sysctl.d/my.conf', result)
mock_mount.assert_called_once_with('/dev/nvme0n1p2')
@mock.patch.object(inject_files, '_find_and_mount_path', autospec=True)
class TestInjectOne(base.IronicAgentTest):
def setUp(self):
super().setUp()
self.tempdir = tempfile.mkdtemp()
self.addCleanup(lambda: shutil.rmtree(self.tempdir))
self.dirpath = os.path.join(self.tempdir, 'dir1', 'dir2')
self.path = os.path.join(self.dirpath, 'file.name')
self.http_get = mock.MagicMock()
self.http_get.return_value.__enter__.return_value = iter(
[b'con', b'tent', b''])
self.node = {'uuid': '1234'}
self.ports = [{'address': 'aabb'}]
def test_delete(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'deleted': True}
os.makedirs(self.dirpath)
with open(self.path, 'wb') as fp:
fp.write(b'content')
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
self.assertFalse(os.path.exists(self.path))
self.assertTrue(os.path.isdir(self.dirpath))
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_not_called()
def test_delete_not_exists(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'deleted': True}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
self.assertFalse(os.path.exists(self.path))
self.assertFalse(os.path.isdir(self.dirpath))
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_not_called()
def test_plain_content(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA=='}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_not_called()
def test_plain_content_with_on(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA==',
'partition': '/dev/sda1'}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], '/dev/sda1',
'/dev/root')
self.http_get.assert_not_called()
def test_plain_content_with_modes(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA==',
'mode': 0o602, 'dirmode': 0o703}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
self.assertEqual(0o602, stat.S_IMODE(os.stat(self.path).st_mode))
self.assertEqual(0o703, stat.S_IMODE(os.stat(self.dirpath).st_mode))
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_not_called()
def test_plain_content_with_modes_exists(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA==',
'mode': 0o602, 'dirmode': 0o703}
os.makedirs(self.dirpath)
with open(self.path, 'wb') as fp:
fp.write(b"I'm not a cat, I'm a lawyer")
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
self.assertEqual(0o602, stat.S_IMODE(os.stat(self.path).st_mode))
# Existing directories do not change their permissions
self.assertNotEqual(0o703, stat.S_IMODE(os.stat(self.dirpath).st_mode))
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_not_called()
@mock.patch.object(os, 'chown', autospec=True)
def test_plain_content_with_owner(self, mock_chown, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA==',
'owner': 42}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
mock_chown.assert_called_once_with(self.path, 42, -1)
self.http_get.assert_not_called()
@mock.patch.object(os, 'chown', autospec=True)
def test_plain_content_with_owner_and_group(self, mock_chown,
mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name', 'content': 'Y29udGVudA==',
'owner': 0, 'group': 0}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
mock_chown.assert_called_once_with(self.path, 0, 0)
self.http_get.assert_not_called()
def test_url(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name',
'content': 'http://example.com/path'}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_called_once_with('http://example.com/path')
def test_url_formatting(self, mock_find_and_mount):
mock_find_and_mount.return_value.__enter__.return_value = self.path
fl = {'path': '/etc/dir1/dir2/file.name',
'content': 'http://example.com/{node[uuid]}/{ports[0][address]}'}
inject_files._inject_one(self.node, self.ports, fl,
'/dev/root', self.http_get)
with open(self.path, 'rb') as fp:
self.assertEqual(b'content', fp.read())
mock_find_and_mount.assert_called_once_with(fl['path'], None,
'/dev/root')
self.http_get.assert_called_once_with('http://example.com/1234/aabb')
@mock.patch('ironic_python_agent.hardware.dispatch_to_managers',
lambda _call: '/dev/root')
@mock.patch.object(inject_files, '_inject_one', autospec=True)
class TestInjectFiles(base.IronicAgentTest):
def test_empty(self, mock_inject):
node = {
'properties': {}
}
inject_files.inject_files(node, [mock.sentinel.port], [])
mock_inject.assert_not_called()
def test_ok(self, mock_inject):
node = {
'properties': {
'inject_files': [
{'path': '/etc/default/grub', 'content': 'abcdef'},
{'path': '/etc/default/bluetooth', 'deleted': True},
]
}
}
files = [
{'path': '/boot/special.conf',
'content': 'http://example.com/data',
'mode': 0o600, 'dirmode': 0o750, 'owner': 0, 'group': 0},
{'path': 'service.conf', 'partition': '/dev/disk/by-label/OPT'},
]
inject_files.inject_files(node, [mock.sentinel.port], files)
mock_inject.assert_has_calls([
mock.call(node, [mock.sentinel.port], fl, '/dev/root', mock.ANY)
for fl in node['properties']['inject_files'] + files
])
http_get = mock_inject.call_args_list[0][0][4]
self.assertTrue(http_get.verify)
self.assertIsNone(http_get.cert)
def test_verify_false(self, mock_inject):
node = {
'properties': {
'inject_files': [
{'path': '/etc/default/grub', 'content': 'abcdef'},
{'path': '/etc/default/bluetooth', 'deleted': True},
]
}
}
files = [
{'path': '/boot/special.conf',
'content': 'http://example.com/data',
'mode': 0o600, 'dirmode': 0o750, 'owner': 0, 'group': 0},
{'path': 'service.conf', 'partition': '/dev/disk/by-label/OPT'},
]
inject_files.inject_files(node, [mock.sentinel.port], files, False)
mock_inject.assert_has_calls([
mock.call(node, [mock.sentinel.port], fl, '/dev/root', mock.ANY)
for fl in node['properties']['inject_files'] + files
])
http_get = mock_inject.call_args_list[0][0][4]
self.assertFalse(http_get.verify)
self.assertIsNone(http_get.cert)
def test_invalid_type_on_node(self, mock_inject):
node = {
'properties': {
'inject_files': 42
}
}
self.assertRaises(errors.InvalidCommandParamsError,
inject_files.inject_files, node, [], [])
mock_inject.assert_not_called()
def test_invalid_type_in_param(self, mock_inject):
node = {
'properties': {}
}
self.assertRaises(errors.InvalidCommandParamsError,
inject_files.inject_files, node, [], 42)
mock_inject.assert_not_called()
class TestValidateFiles(base.IronicAgentTest):
def test_missing_path(self):
fl = {'deleted': True}
self.assertRaisesRegex(errors.InvalidCommandParamsError, 'path',
inject_files._validate_files, [fl], [])
def test_unknown_fields(self):
fl = {'path': '/etc/passwd', 'cat': 'meow'}
self.assertRaisesRegex(errors.InvalidCommandParamsError, 'cat',
inject_files._validate_files, [fl], [])
def test_root_without_on(self):
fl = {'path': '/something', 'content': 'abcd'}
self.assertRaisesRegex(errors.InvalidCommandParamsError, 'partition',
inject_files._validate_files, [fl], [])
def test_no_directories(self):
fl = {'path': '/something/else/', 'content': 'abcd'}
self.assertRaisesRegex(errors.InvalidCommandParamsError, 'directories',
inject_files._validate_files, [fl], [])
def test_content_and_deleted(self):
fl = {'path': '/etc/password', 'content': 'abcd', 'deleted': True}
self.assertRaisesRegex(errors.InvalidCommandParamsError,
'content .* with deleted',
inject_files._validate_files, [fl], [])
def test_numeric_fields(self):
for field in ('owner', 'group', 'mode', 'dirmode'):
fl = {'path': '/etc/password', 'content': 'abcd', field: 'name'}
self.assertRaisesRegex(errors.InvalidCommandParamsError,
'must be a number',
inject_files._validate_files, [fl], [])
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