Source code for ironic.tests.unit.common.test_images

# coding=utf-8

# Copyright 2013 Hewlett-Packard Development Company, L.P.
# 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 shutil

from ironic_lib import disk_utils
from ironic_lib import utils as ironic_utils
import mock
from oslo_concurrency import processutils
from oslo_config import cfg
import six
import six.moves.builtins as __builtin__

from ironic.common import exception
from ironic.common.glance_service import service_utils as glance_utils
from ironic.common import image_service
from ironic.common import images
from ironic.common import utils
from ironic.tests import base

if six.PY3:
    import io
    file = io.BytesIO

CONF = cfg.CONF


[docs]class IronicImagesTestCase(base.TestCase):
[docs] class FakeImgInfo(object): pass
@mock.patch.object(image_service, 'get_image_service', autospec=True) @mock.patch.object(__builtin__, 'open', autospec=True)
[docs] def test_fetch_image_service(self, open_mock, image_service_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'file' open_mock.return_value = mock_file_handle images.fetch('context', 'image_href', 'path') open_mock.assert_called_once_with('path', 'wb') image_service_mock.assert_called_once_with('image_href', context='context') image_service_mock.return_value.download.assert_called_once_with( 'image_href', 'file')
@mock.patch.object(image_service, 'get_image_service', autospec=True) @mock.patch.object(images, 'image_to_raw', autospec=True) @mock.patch.object(__builtin__, 'open', autospec=True)
[docs] def test_fetch_image_service_force_raw(self, open_mock, image_to_raw_mock, image_service_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'file' open_mock.return_value = mock_file_handle images.fetch('context', 'image_href', 'path', force_raw=True) open_mock.assert_called_once_with('path', 'wb') image_service_mock.return_value.download.assert_called_once_with( 'image_href', 'file') image_to_raw_mock.assert_called_once_with( 'image_href', 'path', 'path.part')
@mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_image_to_raw_no_file_format(self, qemu_img_info_mock): info = self.FakeImgInfo() info.file_format = None qemu_img_info_mock.return_value = info e = self.assertRaises(exception.ImageUnacceptable, images.image_to_raw, 'image_href', 'path', 'path_tmp') qemu_img_info_mock.assert_called_once_with('path_tmp') self.assertIn("'qemu-img info' parsing failed.", str(e))
@mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_image_to_raw_backing_file_present(self, qemu_img_info_mock): info = self.FakeImgInfo() info.file_format = 'raw' info.backing_file = 'backing_file' qemu_img_info_mock.return_value = info e = self.assertRaises(exception.ImageUnacceptable, images.image_to_raw, 'image_href', 'path', 'path_tmp') qemu_img_info_mock.assert_called_once_with('path_tmp') self.assertIn("fmt=raw backed by: backing_file", str(e))
@mock.patch.object(os, 'rename', autospec=True) @mock.patch.object(os, 'unlink', autospec=True) @mock.patch.object(disk_utils, 'convert_image', autospec=True) @mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_image_to_raw(self, qemu_img_info_mock, convert_image_mock, unlink_mock, rename_mock): CONF.set_override('force_raw_images', True) info = self.FakeImgInfo() info.file_format = 'fmt' info.backing_file = None qemu_img_info_mock.return_value = info def convert_side_effect(source, dest, out_format): info.file_format = 'raw' convert_image_mock.side_effect = convert_side_effect images.image_to_raw('image_href', 'path', 'path_tmp') qemu_img_info_mock.assert_has_calls([mock.call('path_tmp'), mock.call('path.converted')]) convert_image_mock.assert_called_once_with('path_tmp', 'path.converted', 'raw') unlink_mock.assert_called_once_with('path_tmp') rename_mock.assert_called_once_with('path.converted', 'path')
@mock.patch.object(os, 'unlink', autospec=True) @mock.patch.object(disk_utils, 'convert_image', autospec=True) @mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_image_to_raw_not_raw_after_conversion(self, qemu_img_info_mock, convert_image_mock, unlink_mock): CONF.set_override('force_raw_images', True) info = self.FakeImgInfo() info.file_format = 'fmt' info.backing_file = None qemu_img_info_mock.return_value = info self.assertRaises(exception.ImageConvertFailed, images.image_to_raw, 'image_href', 'path', 'path_tmp') qemu_img_info_mock.assert_has_calls([mock.call('path_tmp'), mock.call('path.converted')]) convert_image_mock.assert_called_once_with('path_tmp', 'path.converted', 'raw') unlink_mock.assert_called_once_with('path_tmp')
@mock.patch.object(os, 'rename', autospec=True) @mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_image_to_raw_already_raw_format(self, qemu_img_info_mock, rename_mock): info = self.FakeImgInfo() info.file_format = 'raw' info.backing_file = None qemu_img_info_mock.return_value = info images.image_to_raw('image_href', 'path', 'path_tmp') qemu_img_info_mock.assert_called_once_with('path_tmp') rename_mock.assert_called_once_with('path_tmp', 'path')
@mock.patch.object(image_service, 'get_image_service', autospec=True)
[docs] def test_image_show_no_image_service(self, image_service_mock): images.image_show('context', 'image_href') image_service_mock.assert_called_once_with('image_href', context='context') image_service_mock.return_value.show.assert_called_once_with( 'image_href')
[docs] def test_image_show_image_service(self): image_service_mock = mock.MagicMock() images.image_show('context', 'image_href', image_service_mock) image_service_mock.show.assert_called_once_with('image_href')
@mock.patch.object(images, 'image_show', autospec=True)
[docs] def test_download_size(self, show_mock): show_mock.return_value = {'size': 123456} size = images.download_size('context', 'image_href', 'image_service') self.assertEqual(123456, size) show_mock.assert_called_once_with('context', 'image_href', 'image_service')
@mock.patch.object(disk_utils, 'qemu_img_info', autospec=True)
[docs] def test_converted_size(self, qemu_img_info_mock): info = self.FakeImgInfo() info.virtual_size = 1 qemu_img_info_mock.return_value = info size = images.converted_size('path') qemu_img_info_mock.assert_called_once_with('path') self.assertEqual(1, size)
@mock.patch.object(images, 'get_image_properties', autospec=True) @mock.patch.object(glance_utils, 'is_glance_image', autospec=True)
[docs] def test_is_whole_disk_image_no_img_src(self, mock_igi, mock_gip): instance_info = {'image_source': ''} iwdi = images.is_whole_disk_image('context', instance_info) self.assertIsNone(iwdi) self.assertFalse(mock_igi.called) self.assertFalse(mock_gip.called)
@mock.patch.object(images, 'get_image_properties', autospec=True) @mock.patch.object(glance_utils, 'is_glance_image', autospec=True)
[docs] def test_is_whole_disk_image_partition_image(self, mock_igi, mock_gip): mock_igi.return_value = True mock_gip.return_value = {'kernel_id': 'kernel', 'ramdisk_id': 'ramdisk'} instance_info = {'image_source': 'glance://partition_image'} image_source = instance_info['image_source'] is_whole_disk_image = images.is_whole_disk_image('context', instance_info) self.assertFalse(is_whole_disk_image) mock_igi.assert_called_once_with(image_source) mock_gip.assert_called_once_with('context', image_source)
@mock.patch.object(images, 'get_image_properties', autospec=True) @mock.patch.object(glance_utils, 'is_glance_image', autospec=True)
[docs] def test_is_whole_disk_image_whole_disk_image(self, mock_igi, mock_gip): mock_igi.return_value = True mock_gip.return_value = {} instance_info = {'image_source': 'glance://whole_disk_image'} image_source = instance_info['image_source'] is_whole_disk_image = images.is_whole_disk_image('context', instance_info) self.assertTrue(is_whole_disk_image) mock_igi.assert_called_once_with(image_source) mock_gip.assert_called_once_with('context', image_source)
@mock.patch.object(images, 'get_image_properties', autospec=True) @mock.patch.object(glance_utils, 'is_glance_image', autospec=True)
[docs] def test_is_whole_disk_image_partition_non_glance(self, mock_igi, mock_gip): mock_igi.return_value = False instance_info = {'image_source': 'partition_image', 'kernel': 'kernel', 'ramdisk': 'ramdisk'} is_whole_disk_image = images.is_whole_disk_image('context', instance_info) self.assertFalse(is_whole_disk_image) self.assertFalse(mock_gip.called) mock_igi.assert_called_once_with(instance_info['image_source'])
@mock.patch.object(images, 'get_image_properties', autospec=True) @mock.patch.object(glance_utils, 'is_glance_image', autospec=True)
[docs] def test_is_whole_disk_image_whole_disk_non_glance(self, mock_igi, mock_gip): mock_igi.return_value = False instance_info = {'image_source': 'whole_disk_image'} is_whole_disk_image = images.is_whole_disk_image('context', instance_info) self.assertTrue(is_whole_disk_image) self.assertFalse(mock_gip.called) mock_igi.assert_called_once_with(instance_info['image_source'])
[docs]class FsImageTestCase(base.TestCase): @mock.patch.object(shutil, 'copyfile', autospec=True) @mock.patch.object(os, 'makedirs', autospec=True) @mock.patch.object(os.path, 'dirname', autospec=True) @mock.patch.object(os.path, 'exists', autospec=True)
[docs] def test__create_root_fs(self, path_exists_mock, dirname_mock, mkdir_mock, cp_mock): path_exists_mock_func = lambda path: path == 'root_dir' files_info = { 'a1': 'b1', 'a2': 'b2', 'a3': 'sub_dir/b3'} path_exists_mock.side_effect = path_exists_mock_func dirname_mock.side_effect = ['root_dir', 'root_dir', 'root_dir/sub_dir', 'root_dir/sub_dir'] images._create_root_fs('root_dir', files_info) cp_mock.assert_any_call('a1', 'root_dir/b1') cp_mock.assert_any_call('a2', 'root_dir/b2') cp_mock.assert_any_call('a3', 'root_dir/sub_dir/b3') path_exists_mock.assert_any_call('root_dir/sub_dir') dirname_mock.assert_any_call('root_dir/b1') dirname_mock.assert_any_call('root_dir/b2') dirname_mock.assert_any_call('root_dir/sub_dir/b3') mkdir_mock.assert_called_once_with('root_dir/sub_dir')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'write_to_file', autospec=True) @mock.patch.object(ironic_utils, 'dd', autospec=True) @mock.patch.object(utils, 'umount', autospec=True) @mock.patch.object(utils, 'mount', autospec=True) @mock.patch.object(ironic_utils, 'mkfs', autospec=True)
[docs] def test_create_vfat_image( self, mkfs_mock, mount_mock, umount_mock, dd_mock, write_mock, tempdir_mock, create_root_fs_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tempdir' tempdir_mock.return_value = mock_file_handle parameters = {'p1': 'v1'} files_info = {'a': 'b'} images.create_vfat_image('tgt_file', parameters=parameters, files_info=files_info, parameters_file='qwe', fs_size_kib=1000) dd_mock.assert_called_once_with('/dev/zero', 'tgt_file', 'count=1', 'bs=1000KiB') mkfs_mock.assert_called_once_with('vfat', 'tgt_file', label="ir-vfd-dev") mount_mock.assert_called_once_with('tgt_file', 'tempdir', '-o', 'umask=0') parameters_file_path = os.path.join('tempdir', 'qwe') write_mock.assert_called_once_with(parameters_file_path, 'p1=v1') create_root_fs_mock.assert_called_once_with('tempdir', files_info) umount_mock.assert_called_once_with('tempdir')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(ironic_utils, 'dd', autospec=True) @mock.patch.object(utils, 'umount', autospec=True) @mock.patch.object(utils, 'mount', autospec=True) @mock.patch.object(ironic_utils, 'mkfs', autospec=True)
[docs] def test_create_vfat_image_always_umount( self, mkfs_mock, mount_mock, umount_mock, dd_mock, tempdir_mock, create_root_fs_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tempdir' tempdir_mock.return_value = mock_file_handle files_info = {'a': 'b'} create_root_fs_mock.side_effect = OSError() self.assertRaises(exception.ImageCreationFailed, images.create_vfat_image, 'tgt_file', files_info=files_info) umount_mock.assert_called_once_with('tempdir')
@mock.patch.object(ironic_utils, 'dd', autospec=True)
[docs] def test_create_vfat_image_dd_fails(self, dd_mock): dd_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images.create_vfat_image, 'tgt_file')
@mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(ironic_utils, 'dd', autospec=True) @mock.patch.object(ironic_utils, 'mkfs', autospec=True)
[docs] def test_create_vfat_image_mkfs_fails(self, mkfs_mock, dd_mock, tempdir_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tempdir' tempdir_mock.return_value = mock_file_handle mkfs_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images.create_vfat_image, 'tgt_file')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(ironic_utils, 'dd', autospec=True) @mock.patch.object(utils, 'umount', autospec=True) @mock.patch.object(utils, 'mount', autospec=True) @mock.patch.object(ironic_utils, 'mkfs', autospec=True)
[docs] def test_create_vfat_image_umount_fails( self, mkfs_mock, mount_mock, umount_mock, dd_mock, tempdir_mock, create_root_fs_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tempdir' tempdir_mock.return_value = mock_file_handle umount_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images.create_vfat_image, 'tgt_file')
@mock.patch.object(utils, 'umount', autospec=True)
[docs] def test__umount_without_raise(self, umount_mock): umount_mock.side_effect = processutils.ProcessExecutionError images._umount_without_raise('mountdir') umount_mock.assert_called_once_with('mountdir')
[docs] def test__generate_isolinux_cfg(self): kernel_params = ['key1=value1', 'key2'] options = {'kernel': '/vmlinuz', 'ramdisk': '/initrd'} expected_cfg = ("default boot\n" "\n" "label boot\n" "kernel /vmlinuz\n" "append initrd=/initrd text key1=value1 key2 --") cfg = images._generate_cfg(kernel_params, CONF.isolinux_config_template, options) self.assertEqual(expected_cfg, cfg)
[docs] def test__generate_grub_cfg(self): kernel_params = ['key1=value1', 'key2'] options = {'linux': '/vmlinuz', 'initrd': '/initrd'} expected_cfg = ("set default=0\n" "set timeout=5\n" "set hidden_timeout_quiet=false\n" "\n" "menuentry \"boot_partition\" {\n" "linuxefi /vmlinuz key1=value1 key2 --\n" "initrdefi /initrd\n" "}") cfg = images._generate_cfg(kernel_params, CONF.grub_config_template, options) self.assertEqual(expected_cfg, cfg)
@mock.patch.object(os.path, 'relpath', autospec=True) @mock.patch.object(os, 'walk', autospec=True) @mock.patch.object(utils, 'mount', autospec=True)
[docs] def test__mount_deploy_iso(self, mount_mock, walk_mock, relpath_mock): walk_mock.return_value = [('/tmpdir1/EFI/ubuntu', [], ['grub.cfg']), ('/tmpdir1/isolinux', [], ['efiboot.img', 'isolinux.bin', 'isolinux.cfg'])] relpath_mock.side_effect = ['EFI/ubuntu/grub.cfg', 'isolinux/efiboot.img'] images._mount_deploy_iso('path/to/deployiso', 'tmpdir1') mount_mock.assert_called_once_with('path/to/deployiso', 'tmpdir1', '-o', 'loop') walk_mock.assert_called_once_with('tmpdir1')
@mock.patch.object(images, '_umount_without_raise', autospec=True) @mock.patch.object(os.path, 'relpath', autospec=True) @mock.patch.object(os, 'walk', autospec=True) @mock.patch.object(utils, 'mount', autospec=True)
[docs] def test__mount_deploy_iso_fail_no_efibootimg(self, mount_mock, walk_mock, relpath_mock, umount_mock): walk_mock.return_value = [('/tmpdir1/EFI/ubuntu', [], ['grub.cfg']), ('/tmpdir1/isolinux', [], ['isolinux.bin', 'isolinux.cfg'])] relpath_mock.side_effect = 'EFI/ubuntu/grub.cfg' self.assertRaises(exception.ImageCreationFailed, images._mount_deploy_iso, 'path/to/deployiso', 'tmpdir1') mount_mock.assert_called_once_with('path/to/deployiso', 'tmpdir1', '-o', 'loop') walk_mock.assert_called_once_with('tmpdir1') umount_mock.assert_called_once_with('tmpdir1')
@mock.patch.object(images, '_umount_without_raise', autospec=True) @mock.patch.object(os.path, 'relpath', autospec=True) @mock.patch.object(os, 'walk', autospec=True) @mock.patch.object(utils, 'mount', autospec=True)
[docs] def test__mount_deploy_iso_fails_no_grub_cfg(self, mount_mock, walk_mock, relpath_mock, umount_mock): walk_mock.return_value = [('/tmpdir1/EFI/ubuntu', '', []), ('/tmpdir1/isolinux', '', ['efiboot.img', 'isolinux.bin', 'isolinux.cfg'])] relpath_mock.side_effect = 'isolinux/efiboot.img' self.assertRaises(exception.ImageCreationFailed, images._mount_deploy_iso, 'path/to/deployiso', 'tmpdir1') mount_mock.assert_called_once_with('path/to/deployiso', 'tmpdir1', '-o', 'loop') walk_mock.assert_called_once_with('tmpdir1') umount_mock.assert_called_once_with('tmpdir1')
@mock.patch.object(utils, 'mount', autospec=True)
[docs] def test__mount_deploy_iso_fail_with_ExecutionError(self, mount_mock): mount_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images._mount_deploy_iso, 'path/to/deployiso', 'tmpdir1')
@mock.patch.object(images, '_umount_without_raise', autospec=True) @mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'write_to_file', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(images, '_mount_deploy_iso', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(images, '_generate_cfg', autospec=True)
[docs] def test_create_isolinux_image_for_uefi( self, gen_cfg_mock, tempdir_mock, mount_mock, execute_mock, write_to_file_mock, create_root_fs_mock, umount_mock): files_info = { 'path/to/kernel': 'vmlinuz', 'path/to/ramdisk': 'initrd', CONF.isolinux_bin: 'isolinux/isolinux.bin', 'path/to/grub': 'relpath/to/grub.cfg', 'sourceabspath/to/efiboot.img': 'path/to/efiboot.img' } cfg = "cfg" cfg_file = 'tmpdir/isolinux/isolinux.cfg' grubcfg = "grubcfg" grub_file = 'tmpdir/relpath/to/grub.cfg' gen_cfg_mock.side_effect = cfg, grubcfg params = ['a=b', 'c'] isolinux_options = {'kernel': '/vmlinuz', 'ramdisk': '/initrd'} grub_options = {'linux': '/vmlinuz', 'initrd': '/initrd'} uefi_path_info = { 'sourceabspath/to/efiboot.img': 'path/to/efiboot.img', 'path/to/grub': 'relpath/to/grub.cfg'} grub_rel_path = 'relpath/to/grub.cfg' e_img_rel_path = 'path/to/efiboot.img' mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' mock_file_handle1 = mock.MagicMock(spec=file) mock_file_handle1.__enter__.return_value = 'mountdir' tempdir_mock.side_effect = mock_file_handle, mock_file_handle1 mount_mock.return_value = (uefi_path_info, e_img_rel_path, grub_rel_path) images.create_isolinux_image_for_uefi('tgt_file', 'path/to/deploy_iso', 'path/to/kernel', 'path/to/ramdisk', kernel_params=params) mount_mock.assert_called_once_with('path/to/deploy_iso', 'mountdir') create_root_fs_mock.assert_called_once_with('tmpdir', files_info) gen_cfg_mock.assert_any_call(params, CONF.isolinux_config_template, isolinux_options) write_to_file_mock.assert_any_call(cfg_file, cfg) gen_cfg_mock.assert_any_call(params, CONF.grub_config_template, grub_options) write_to_file_mock.assert_any_call(grub_file, grubcfg) execute_mock.assert_called_once_with( 'mkisofs', '-r', '-V', "VMEDIA_BOOT_ISO", '-cache-inodes', '-J', '-l', '-no-emul-boot', '-boot-load-size', '4', '-boot-info-table', '-b', 'isolinux/isolinux.bin', '-eltorito-alt-boot', '-e', 'path/to/efiboot.img', '-no-emul-boot', '-o', 'tgt_file', 'tmpdir') umount_mock.assert_called_once_with('mountdir')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'write_to_file', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(images, '_generate_cfg', autospec=True)
[docs] def test_create_isolinux_image_for_bios( self, gen_cfg_mock, execute_mock, tempdir_mock, write_to_file_mock, create_root_fs_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle cfg = "cfg" cfg_file = 'tmpdir/isolinux/isolinux.cfg' gen_cfg_mock.return_value = cfg params = ['a=b', 'c'] isolinux_options = {'kernel': '/vmlinuz', 'ramdisk': '/initrd'} images.create_isolinux_image_for_bios('tgt_file', 'path/to/kernel', 'path/to/ramdisk', kernel_params=params) files_info = { 'path/to/kernel': 'vmlinuz', 'path/to/ramdisk': 'initrd', CONF.isolinux_bin: 'isolinux/isolinux.bin' } create_root_fs_mock.assert_called_once_with('tmpdir', files_info) gen_cfg_mock.assert_called_once_with(params, CONF.isolinux_config_template, isolinux_options) write_to_file_mock.assert_called_once_with(cfg_file, cfg) execute_mock.assert_called_once_with( 'mkisofs', '-r', '-V', "VMEDIA_BOOT_ISO", '-cache-inodes', '-J', '-l', '-no-emul-boot', '-boot-load-size', '4', '-boot-info-table', '-b', 'isolinux/isolinux.bin', '-o', 'tgt_file', 'tmpdir')
@mock.patch.object(images, '_umount_without_raise', autospec=True) @mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(os, 'walk', autospec=True)
[docs] def test_create_isolinux_image_uefi_rootfs_fails(self, walk_mock, utils_mock, tempdir_mock, create_root_fs_mock, umount_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' mock_file_handle1 = mock.MagicMock(spec=file) mock_file_handle1.__enter__.return_value = 'mountdir' tempdir_mock.side_effect = mock_file_handle, mock_file_handle1 create_root_fs_mock.side_effect = IOError self.assertRaises(exception.ImageCreationFailed, images.create_isolinux_image_for_uefi, 'tgt_file', 'path/to/deployiso', 'path/to/kernel', 'path/to/ramdisk') umount_mock.assert_called_once_with('mountdir')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(os, 'walk', autospec=True)
[docs] def test_create_isolinux_image_bios_rootfs_fails(self, walk_mock, utils_mock, tempdir_mock, create_root_fs_mock): create_root_fs_mock.side_effect = IOError self.assertRaises(exception.ImageCreationFailed, images.create_isolinux_image_for_bios, 'tgt_file', 'path/to/kernel', 'path/to/ramdisk')
@mock.patch.object(images, '_umount_without_raise', autospec=True) @mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'write_to_file', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(images, '_mount_deploy_iso', autospec=True) @mock.patch.object(images, '_generate_cfg', autospec=True)
[docs] def test_create_isolinux_image_mkisofs_fails(self, gen_cfg_mock, mount_mock, utils_mock, tempdir_mock, write_to_file_mock, create_root_fs_mock, umount_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' mock_file_handle1 = mock.MagicMock(spec=file) mock_file_handle1.__enter__.return_value = 'mountdir' tempdir_mock.side_effect = mock_file_handle, mock_file_handle1 mount_mock.return_value = ({'a': 'a'}, 'b', 'c') utils_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images.create_isolinux_image_for_uefi, 'tgt_file', 'path/to/deployiso', 'path/to/kernel', 'path/to/ramdisk') umount_mock.assert_called_once_with('mountdir')
@mock.patch.object(images, '_create_root_fs', autospec=True) @mock.patch.object(utils, 'write_to_file', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True) @mock.patch.object(utils, 'execute', autospec=True) @mock.patch.object(images, '_generate_cfg', autospec=True)
[docs] def test_create_isolinux_image_bios_mkisofs_fails(self, gen_cfg_mock, utils_mock, tempdir_mock, write_to_file_mock, create_root_fs_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle utils_mock.side_effect = processutils.ProcessExecutionError self.assertRaises(exception.ImageCreationFailed, images.create_isolinux_image_for_bios, 'tgt_file', 'path/to/kernel', 'path/to/ramdisk')
@mock.patch.object(images, 'create_isolinux_image_for_uefi', autospec=True) @mock.patch.object(images, 'fetch', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True)
[docs] def test_create_boot_iso_for_uefi( self, tempdir_mock, fetch_images_mock, create_isolinux_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle images.create_boot_iso('ctx', 'output_file', 'kernel-uuid', 'ramdisk-uuid', 'deploy_iso-uuid', 'root-uuid', 'kernel-params', 'uefi') fetch_images_mock.assert_any_call( 'ctx', 'kernel-uuid', 'tmpdir/kernel-uuid') fetch_images_mock.assert_any_call( 'ctx', 'ramdisk-uuid', 'tmpdir/ramdisk-uuid') fetch_images_mock.assert_any_call( 'ctx', 'deploy_iso-uuid', 'tmpdir/deploy_iso-uuid') params = ['root=UUID=root-uuid', 'kernel-params'] create_isolinux_mock.assert_called_once_with( 'output_file', 'tmpdir/deploy_iso-uuid', 'tmpdir/kernel-uuid', 'tmpdir/ramdisk-uuid', params)
@mock.patch.object(images, 'create_isolinux_image_for_uefi', autospec=True) @mock.patch.object(images, 'fetch', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True)
[docs] def test_create_boot_iso_for_uefi_for_hrefs( self, tempdir_mock, fetch_images_mock, create_isolinux_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle images.create_boot_iso('ctx', 'output_file', 'http://kernel-href', 'http://ramdisk-href', 'http://deploy_iso-href', 'root-uuid', 'kernel-params', 'uefi') expected_calls = [mock.call('ctx', 'http://kernel-href', 'tmpdir/kernel-href'), mock.call('ctx', 'http://ramdisk-href', 'tmpdir/ramdisk-href'), mock.call('ctx', 'http://deploy_iso-href', 'tmpdir/deploy_iso-href')] fetch_images_mock.assert_has_calls(expected_calls) params = ['root=UUID=root-uuid', 'kernel-params'] create_isolinux_mock.assert_called_once_with( 'output_file', 'tmpdir/deploy_iso-href', 'tmpdir/kernel-href', 'tmpdir/ramdisk-href', params)
@mock.patch.object(images, 'create_isolinux_image_for_bios', autospec=True) @mock.patch.object(images, 'fetch', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True)
[docs] def test_create_boot_iso_for_bios( self, tempdir_mock, fetch_images_mock, create_isolinux_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle images.create_boot_iso('ctx', 'output_file', 'kernel-uuid', 'ramdisk-uuid', 'deploy_iso-uuid', 'root-uuid', 'kernel-params', 'bios') fetch_images_mock.assert_any_call( 'ctx', 'kernel-uuid', 'tmpdir/kernel-uuid') fetch_images_mock.assert_any_call( 'ctx', 'ramdisk-uuid', 'tmpdir/ramdisk-uuid') # Note (NobodyCam): the orginal assert asserted that fetch_images # was not called with parameters, this did not # work, So I instead assert that there were only # Two calls to the mock validating the above # asserts. self.assertEqual(2, fetch_images_mock.call_count) params = ['root=UUID=root-uuid', 'kernel-params'] create_isolinux_mock.assert_called_once_with('output_file', 'tmpdir/kernel-uuid', 'tmpdir/ramdisk-uuid', params)
@mock.patch.object(images, 'create_isolinux_image_for_bios', autospec=True) @mock.patch.object(images, 'fetch', autospec=True) @mock.patch.object(utils, 'tempdir', autospec=True)
[docs] def test_create_boot_iso_for_bios_with_no_boot_mode(self, tempdir_mock, fetch_images_mock, create_isolinux_mock): mock_file_handle = mock.MagicMock(spec=file) mock_file_handle.__enter__.return_value = 'tmpdir' tempdir_mock.return_value = mock_file_handle images.create_boot_iso('ctx', 'output_file', 'kernel-uuid', 'ramdisk-uuid', 'deploy_iso-uuid', 'root-uuid', 'kernel-params', None) fetch_images_mock.assert_any_call( 'ctx', 'kernel-uuid', 'tmpdir/kernel-uuid') fetch_images_mock.assert_any_call( 'ctx', 'ramdisk-uuid', 'tmpdir/ramdisk-uuid') params = ['root=UUID=root-uuid', 'kernel-params'] create_isolinux_mock.assert_called_once_with('output_file', 'tmpdir/kernel-uuid', 'tmpdir/ramdisk-uuid', params)
@mock.patch.object(image_service, 'get_image_service', autospec=True)
[docs] def test_get_glance_image_properties_no_such_prop(self, image_service_mock): prop_dict = {'properties': {'p1': 'v1', 'p2': 'v2'}} image_service_obj_mock = image_service_mock.return_value image_service_obj_mock.show.return_value = prop_dict ret_val = images.get_image_properties('con', 'uuid', ['p1', 'p2', 'p3']) image_service_mock.assert_called_once_with('uuid', context='con') image_service_obj_mock.show.assert_called_once_with('uuid') self.assertEqual({'p1': 'v1', 'p2': 'v2', 'p3': None}, ret_val)
@mock.patch.object(image_service, 'get_image_service', autospec=True)
[docs] def test_get_glance_image_properties_default_all( self, image_service_mock): prop_dict = {'properties': {'p1': 'v1', 'p2': 'v2'}} image_service_obj_mock = image_service_mock.return_value image_service_obj_mock.show.return_value = prop_dict ret_val = images.get_image_properties('con', 'uuid') image_service_mock.assert_called_once_with('uuid', context='con') image_service_obj_mock.show.assert_called_once_with('uuid') self.assertEqual({'p1': 'v1', 'p2': 'v2'}, ret_val)
@mock.patch.object(image_service, 'get_image_service', autospec=True)
[docs] def test_get_glance_image_properties_with_prop_subset( self, image_service_mock): prop_dict = {'properties': {'p1': 'v1', 'p2': 'v2', 'p3': 'v3'}} image_service_obj_mock = image_service_mock.return_value image_service_obj_mock.show.return_value = prop_dict ret_val = images.get_image_properties('con', 'uuid', ['p1', 'p3']) image_service_mock.assert_called_once_with('uuid', context='con') image_service_obj_mock.show.assert_called_once_with('uuid') self.assertEqual({'p1': 'v1', 'p3': 'v3'}, ret_val)
@mock.patch.object(image_service, 'GlanceImageService', autospec=True)
[docs] def test_get_temp_url_for_glance_image(self, image_service_mock): direct_url = 'swift+http://host/v1/AUTH_xx/con/obj' image_info = {'id': 'qwe', 'properties': {'direct_url': direct_url}} glance_service_mock = image_service_mock.return_value glance_service_mock.swift_temp_url.return_value = 'temp-url' glance_service_mock.show.return_value = image_info temp_url = images.get_temp_url_for_glance_image('context', 'glance_uuid') glance_service_mock.show.assert_called_once_with('glance_uuid') self.assertEqual('temp-url', temp_url)

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