diff options
Diffstat (limited to 'tests/unittests/test_datasource/test_configdrive.py')
| -rw-r--r-- | tests/unittests/test_datasource/test_configdrive.py | 146 |
1 files changed, 136 insertions, 10 deletions
diff --git a/tests/unittests/test_datasource/test_configdrive.py b/tests/unittests/test_datasource/test_configdrive.py index 55573114..4fa13db8 100644 --- a/tests/unittests/test_datasource/test_configdrive.py +++ b/tests/unittests/test_datasource/test_configdrive.py @@ -2,12 +2,15 @@ from copy import copy import json import os import os.path -import shutil -import tempfile -from unittest import TestCase + +import mocker +from mocker import MockerTestCase from cloudinit.sources import DataSourceConfigDrive as ds +from cloudinit import settings from cloudinit import util +from cloudinit import helpers + PUBKEY = u'ssh-rsa AAAAB3NzaC1....sIkJhq8wdX+4I3A4cYbYP ubuntu@server-460\n' @@ -60,17 +63,140 @@ CFG_DRIVE_FILES_V2 = { 'openstack/latest/user_data': USER_DATA} -class TestConfigDriveDataSource(TestCase): +class TestConfigDriveDataSource(MockerTestCase): def setUp(self): super(TestConfigDriveDataSource, self).setUp() - self.tmp = tempfile.mkdtemp() + self.tmp = self.makeDir() - def tearDown(self): - try: - shutil.rmtree(self.tmp) - except OSError: - pass + def test_ec2_metadata(self): + populate_dir(self.tmp, CFG_DRIVE_FILES_V2) + found = ds.read_config_drive_dir(self.tmp) + self.assertTrue('ec2-metadata' in found) + ec2_md = found['ec2-metadata'] + self.assertEqual(EC2_META, ec2_md) + + def test_dev_os_remap(self): + populate_dir(self.tmp, CFG_DRIVE_FILES_V2) + cfg_ds = ds.DataSourceConfigDrive(settings.CFG_BUILTIN, + None, + helpers.Paths({})) + found = ds.read_config_drive_dir(self.tmp) + cfg_ds.metadata = found['metadata'] + name_tests = { + 'ami': '/dev/vda1', + 'root': '/dev/vda1', + 'ephemeral0': '/dev/vda2', + 'swap': '/dev/vda3', + } + for name, dev_name in name_tests.items(): + my_mock = mocker.Mocker() + find_mock = my_mock.replace(util.find_devs_with, + spec=False, passthrough=False) + provided_name = dev_name[len('/dev/'):] + provided_name = "s" + provided_name[1:] + find_mock(mocker.ARGS) + my_mock.result([provided_name]) + exists_mock = my_mock.replace(os.path.exists, + spec=False, passthrough=False) + exists_mock(mocker.ARGS) + my_mock.result(False) + exists_mock(mocker.ARGS) + my_mock.result(True) + my_mock.replay() + device = cfg_ds.device_name_to_device(name) + my_mock.restore() + self.assertEquals(dev_name, device) + + def test_dev_os_map(self): + populate_dir(self.tmp, CFG_DRIVE_FILES_V2) + cfg_ds = ds.DataSourceConfigDrive(settings.CFG_BUILTIN, + None, + helpers.Paths({})) + found = ds.read_config_drive_dir(self.tmp) + os_md = found['metadata'] + cfg_ds.metadata = os_md + name_tests = { + 'ami': '/dev/vda1', + 'root': '/dev/vda1', + 'ephemeral0': '/dev/vda2', + 'swap': '/dev/vda3', + } + for name, dev_name in name_tests.items(): + my_mock = mocker.Mocker() + find_mock = my_mock.replace(util.find_devs_with, + spec=False, passthrough=False) + find_mock(mocker.ARGS) + my_mock.result([dev_name]) + exists_mock = my_mock.replace(os.path.exists, + spec=False, passthrough=False) + exists_mock(mocker.ARGS) + my_mock.result(True) + my_mock.replay() + device = cfg_ds.device_name_to_device(name) + my_mock.restore() + self.assertEquals(dev_name, device) + + def test_dev_ec2_remap(self): + populate_dir(self.tmp, CFG_DRIVE_FILES_V2) + cfg_ds = ds.DataSourceConfigDrive(settings.CFG_BUILTIN, + None, + helpers.Paths({})) + found = ds.read_config_drive_dir(self.tmp) + ec2_md = found['ec2-metadata'] + os_md = found['metadata'] + cfg_ds.ec2_metadata = ec2_md + cfg_ds.metadata = os_md + name_tests = { + 'ami': '/dev/vda1', + 'root': '/dev/vda1', + 'ephemeral0': '/dev/vda2', + 'swap': '/dev/vda3', + None: None, + 'bob': None, + 'root2k': None, + } + for name, dev_name in name_tests.items(): + my_mock = mocker.Mocker() + exists_mock = my_mock.replace(os.path.exists, + spec=False, passthrough=False) + exists_mock(mocker.ARGS) + my_mock.result(False) + exists_mock(mocker.ARGS) + my_mock.result(True) + my_mock.replay() + device = cfg_ds.device_name_to_device(name) + self.assertEquals(dev_name, device) + my_mock.restore() + + def test_dev_ec2_map(self): + populate_dir(self.tmp, CFG_DRIVE_FILES_V2) + cfg_ds = ds.DataSourceConfigDrive(settings.CFG_BUILTIN, + None, + helpers.Paths({})) + found = ds.read_config_drive_dir(self.tmp) + exists_mock = self.mocker.replace(os.path.exists, + spec=False, passthrough=False) + exists_mock(mocker.ARGS) + self.mocker.count(0, None) + self.mocker.result(True) + self.mocker.replay() + ec2_md = found['ec2-metadata'] + os_md = found['metadata'] + cfg_ds.ec2_metadata = ec2_md + cfg_ds.metadata = os_md + name_tests = { + 'ami': '/dev/sda1', + 'root': '/dev/sda1', + 'ephemeral0': '/dev/sda2', + 'swap': '/dev/sda3', + None: None, + 'bob': None, + 'root2k': None, + } + for name, dev_name in name_tests.items(): + device = cfg_ds.device_name_to_device(name) + self.assertEquals(dev_name, device) def test_dir_valid(self): """Verify a dir is read as such.""" |