Exemplo n.º 1
0
class TestIsDiskUsed(TestCase):
    def setUp(self):
        super(TestIsDiskUsed, self).setUp()
        self.patches = ExitStack()
        mod_name = "cloudinit.config.cc_disk_setup"
        self.enumerate_disk = self.patches.enter_context(
            mock.patch("{0}.enumerate_disk".format(mod_name)))
        self.check_fs = self.patches.enter_context(
            mock.patch("{0}.check_fs".format(mod_name)))

    def tearDown(self):
        super(TestIsDiskUsed, self).tearDown()
        self.patches.close()

    def test_multiple_child_nodes_returns_true(self):
        self.enumerate_disk.return_value = (mock.MagicMock() for _ in range(2))
        self.check_fs.return_value = (mock.MagicMock(), None, mock.MagicMock())
        self.assertTrue(cc_disk_setup.is_disk_used(mock.MagicMock()))

    def test_valid_filesystem_returns_true(self):
        self.enumerate_disk.return_value = (mock.MagicMock() for _ in range(1))
        self.check_fs.return_value = (
            mock.MagicMock(),
            "ext4",
            mock.MagicMock(),
        )
        self.assertTrue(cc_disk_setup.is_disk_used(mock.MagicMock()))

    def test_one_child_nodes_and_no_fs_returns_false(self):
        self.enumerate_disk.return_value = (mock.MagicMock() for _ in range(1))
        self.check_fs.return_value = (mock.MagicMock(), None, mock.MagicMock())
        self.assertFalse(cc_disk_setup.is_disk_used(mock.MagicMock()))
    def setUp(self):
        super(TestWalkerHandleHandler, self).setUp()
        tmpdir = tempfile.mkdtemp()
        self.addCleanup(shutil.rmtree, tmpdir)

        self.data = {
            "handlercount": 0,
            "frequency": "",
            "handlerdir": tmpdir,
            "handlers": helpers.ContentHandlers(),
            "data": None,
        }

        self.expected_module_name = "part-handler-%03d" % (
            self.data["handlercount"],
        )
        expected_file_name = "%s.py" % self.expected_module_name
        self.expected_file_fullname = os.path.join(
            self.data["handlerdir"], expected_file_name
        )
        self.module_fake = FakeModule()
        self.ctype = None
        self.filename = None
        self.payload = "dummy payload"

        # Mock the write_file() function.  We'll assert that it got called as
        # expected in each of the individual tests.
        resources = ExitStack()
        self.addCleanup(resources.close)
        self.write_file_mock = resources.enter_context(
            mock.patch("cloudinit.util.write_file")
        )
Exemplo n.º 3
0
    def setUp(self):
        super(TestCloudStackPasswordFetching, self).setUp()
        self.patches = ExitStack()
        self.addCleanup(self.patches.close)
        mod_name = MOD_PATH
        self.patches.enter_context(mock.patch("{0}.ec2".format(mod_name)))
        self.patches.enter_context(mock.patch("{0}.uhelp".format(mod_name)))
        default_gw = "192.201.20.0"
        get_latest_lease = mock.MagicMock(return_value=None)
        self.patches.enter_context(
            mock.patch(mod_name + ".get_latest_lease", get_latest_lease))

        get_default_gw = mock.MagicMock(return_value=default_gw)
        self.patches.enter_context(
            mock.patch(mod_name + ".get_default_gateway", get_default_gw))

        get_networkd_server_address = mock.MagicMock(return_value=None)
        self.patches.enter_context(
            mock.patch(
                mod_name + ".dhcp.networkd_get_option_from_leases",
                get_networkd_server_address,
            ))
        get_data_server = mock.MagicMock(return_value=None)
        self.patches.enter_context(
            mock.patch(mod_name + ".get_data_server", get_data_server))

        self.tmp = self.tmp_dir()
Exemplo n.º 4
0
 def setUp(self):
     super(TestIsDiskUsed, self).setUp()
     self.patches = ExitStack()
     mod_name = "cloudinit.config.cc_disk_setup"
     self.enumerate_disk = self.patches.enter_context(
         mock.patch("{0}.enumerate_disk".format(mod_name)))
     self.check_fs = self.patches.enter_context(
         mock.patch("{0}.check_fs".format(mod_name)))
Exemplo n.º 5
0
    def setUp(self):
        super().setUp()
        patches = ExitStack()
        self.addCleanup(patches.close)

        self.load_file = patches.enter_context(
            mock.patch.object(bsd_utils.util, 'load_file'))

        self.write_file = patches.enter_context(
            mock.patch.object(bsd_utils.util, 'write_file'))
Exemplo n.º 6
0
    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(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():
            with ExitStack() as mocks:
                find_mock = mocks.enter_context(
                    mock.patch.object(util, 'find_devs_with',
                                      return_value=[dev_name]))
                exists_mock = mocks.enter_context(
                    mock.patch.object(os.path, 'exists',
                                      return_value=True))
                self.assertEqual(dev_name, cfg_ds.device_name_to_device(name))

                find_mock.assert_called_once_with(mock.ANY)
                exists_mock.assert_called_once_with(mock.ANY)
Exemplo n.º 7
0
    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(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():
            with ExitStack() as mocks:
                provided_name = dev_name[len('/dev/'):]
                provided_name = "s" + provided_name[1:]
                find_mock = mocks.enter_context(
                    mock.patch.object(util, 'find_devs_with',
                                      return_value=[provided_name]))
                # We want os.path.exists() to return False on its first call,
                # and True on its second call.  We use a handy generator as
                # the mock side effect for this.  The mocked function returns
                # what the side effect returns.

                def exists_side_effect():
                    yield False
                    yield True
                exists_mock = mocks.enter_context(
                    mock.patch.object(os.path, 'exists',
                                      side_effect=exists_side_effect()))
                self.assertEqual(dev_name, cfg_ds.device_name_to_device(name))

                find_mock.assert_called_once_with(mock.ANY)
                self.assertEqual(exists_mock.call_count, 2)
Exemplo n.º 8
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    def setUp(self):
        super(TestNoCloudDataSource, self).setUp()
        self.tmp = self.tmp_dir()
        self.paths = helpers.Paths({
            'cloud_dir': self.tmp,
            'run_dir': self.tmp
        })

        self.cmdline = "root=TESTCMDLINE"

        self.mocks = ExitStack()
        self.addCleanup(self.mocks.close)

        self.mocks.enter_context(
            mock.patch.object(util, 'get_cmdline', return_value=self.cmdline))
        self.mocks.enter_context(
            mock.patch.object(dmi, 'read_dmi_data', return_value=None))
Exemplo n.º 9
0
class TestGetMbrHddSize(TestCase):
    def setUp(self):
        super(TestGetMbrHddSize, self).setUp()
        self.patches = ExitStack()
        self.subp = self.patches.enter_context(
            mock.patch.object(cc_disk_setup.subp, "subp"))

    def tearDown(self):
        super(TestGetMbrHddSize, self).tearDown()
        self.patches.close()

    def _configure_subp_mock(self, hdd_size_in_bytes, sector_size_in_bytes):
        def _subp(cmd, *args, **kwargs):
            self.assertEqual(3, len(cmd))
            if "--getsize64" in cmd:
                return hdd_size_in_bytes, None
            elif "--getss" in cmd:
                return sector_size_in_bytes, None
            raise Exception("Unexpected blockdev command called")

        self.subp.side_effect = _subp

    def _test_for_sector_size(self, sector_size):
        size_in_bytes = random.randint(10000, 10000000) * 512
        size_in_sectors = size_in_bytes / sector_size
        self._configure_subp_mock(size_in_bytes, sector_size)
        self.assertEqual(size_in_sectors,
                         cc_disk_setup.get_hdd_size("/dev/sda1"))

    def test_size_for_512_byte_sectors(self):
        self._test_for_sector_size(512)

    def test_size_for_1024_byte_sectors(self):
        self._test_for_sector_size(1024)

    def test_size_for_2048_byte_sectors(self):
        self._test_for_sector_size(2048)

    def test_size_for_4096_byte_sectors(self):
        self._test_for_sector_size(4096)
Exemplo n.º 10
0
class TestNoCloudDataSource(CiTestCase):
    def setUp(self):
        super(TestNoCloudDataSource, self).setUp()
        self.tmp = self.tmp_dir()
        self.paths = helpers.Paths(
            {"cloud_dir": self.tmp, "run_dir": self.tmp}
        )

        self.cmdline = "root=TESTCMDLINE"

        self.mocks = ExitStack()
        self.addCleanup(self.mocks.close)

        self.mocks.enter_context(
            mock.patch.object(util, "get_cmdline", return_value=self.cmdline)
        )
        self.mocks.enter_context(
            mock.patch.object(dmi, "read_dmi_data", return_value=None)
        )

    def _test_fs_config_is_read(self, fs_label, fs_label_to_search):
        vfat_device = "device-1"

        def m_mount_cb(device, callback, mtype):
            if device == vfat_device:
                return {"meta-data": yaml.dump({"instance-id": "IID"})}
            else:
                return {}

        def m_find_devs_with(query="", path=""):
            if "TYPE=vfat" == query:
                return [vfat_device]
            elif "LABEL={}".format(fs_label) == query:
                return [vfat_device]
            else:
                return []

        self.mocks.enter_context(
            mock.patch.object(
                util, "find_devs_with", side_effect=m_find_devs_with
            )
        )
        self.mocks.enter_context(
            mock.patch.object(util, "mount_cb", side_effect=m_mount_cb)
        )
        sys_cfg = {"datasource": {"NoCloud": {"fs_label": fs_label_to_search}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()

        self.assertEqual(dsrc.metadata.get("instance-id"), "IID")
        self.assertTrue(ret)

    def test_nocloud_seed_dir_on_lxd(self, m_is_lxd):
        md = {"instance-id": "IID", "dsmode": "local"}
        ud = b"USER_DATA_HERE"
        seed_dir = os.path.join(self.paths.seed_dir, "nocloud")
        populate_dir(
            seed_dir, {"user-data": ud, "meta-data": yaml.safe_dump(md)}
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, ud)
        self.assertEqual(dsrc.metadata, md)
        self.assertEqual(dsrc.platform_type, "lxd")
        self.assertEqual(dsrc.subplatform, "seed-dir (%s)" % seed_dir)
        self.assertTrue(ret)

    def test_nocloud_seed_dir_non_lxd_platform_is_nocloud(self, m_is_lxd):
        """Non-lxd environments will list nocloud as the platform."""
        m_is_lxd.return_value = False
        md = {"instance-id": "IID", "dsmode": "local"}
        seed_dir = os.path.join(self.paths.seed_dir, "nocloud")
        populate_dir(
            seed_dir, {"user-data": "", "meta-data": yaml.safe_dump(md)}
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertTrue(dsrc.get_data())
        self.assertEqual(dsrc.platform_type, "nocloud")
        self.assertEqual(dsrc.subplatform, "seed-dir (%s)" % seed_dir)

    def test_fs_label(self, m_is_lxd):
        # find_devs_with should not be called ff fs_label is None
        class PsuedoException(Exception):
            pass

        self.mocks.enter_context(
            mock.patch.object(
                util, "find_devs_with", side_effect=PsuedoException
            )
        )

        # by default, NoCloud should search for filesystems by label
        sys_cfg = {"datasource": {"NoCloud": {}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertRaises(PsuedoException, dsrc.get_data)

        # but disabling searching should just end up with None found
        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertFalse(ret)

    def test_fs_config_lowercase_label(self, m_is_lxd):
        self._test_fs_config_is_read("cidata", "cidata")

    def test_fs_config_uppercase_label(self, m_is_lxd):
        self._test_fs_config_is_read("CIDATA", "cidata")

    def test_fs_config_lowercase_label_search_uppercase(self, m_is_lxd):
        self._test_fs_config_is_read("cidata", "CIDATA")

    def test_fs_config_uppercase_label_search_uppercase(self, m_is_lxd):
        self._test_fs_config_is_read("CIDATA", "CIDATA")

    def test_no_datasource_expected(self, m_is_lxd):
        # no source should be found if no cmdline, config, and fs_label=None
        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertFalse(dsrc.get_data())

    def test_seed_in_config(self, m_is_lxd):
        data = {
            "fs_label": None,
            "meta-data": yaml.safe_dump({"instance-id": "IID"}),
            "user-data": b"USER_DATA_RAW",
        }

        sys_cfg = {"datasource": {"NoCloud": data}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, b"USER_DATA_RAW")
        self.assertEqual(dsrc.metadata.get("instance-id"), "IID")
        self.assertTrue(ret)

    def test_nocloud_seed_with_vendordata(self, m_is_lxd):
        md = {"instance-id": "IID", "dsmode": "local"}
        ud = b"USER_DATA_HERE"
        vd = b"THIS IS MY VENDOR_DATA"

        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {
                "user-data": ud,
                "meta-data": yaml.safe_dump(md),
                "vendor-data": vd,
            },
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, ud)
        self.assertEqual(dsrc.metadata, md)
        self.assertEqual(dsrc.vendordata_raw, vd)
        self.assertTrue(ret)

    def test_nocloud_no_vendordata(self, m_is_lxd):
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {"user-data": b"ud", "meta-data": "instance-id: IID\n"},
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, b"ud")
        self.assertFalse(dsrc.vendordata)
        self.assertTrue(ret)

    def test_metadata_network_interfaces(self, m_is_lxd):
        gateway = "103.225.10.1"
        md = {
            "instance-id": "i-abcd",
            "local-hostname": "hostname1",
            "network-interfaces": textwrap.dedent(
                """\
                auto eth0
                iface eth0 inet static
                hwaddr 00:16:3e:70:e1:04
                address 103.225.10.12
                netmask 255.255.255.0
                gateway """
                + gateway
                + """
                dns-servers 8.8.8.8"""
            ),
        }

        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {"user-data": b"ud", "meta-data": yaml.dump(md) + "\n"},
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        # very simple check just for the strings above
        self.assertIn(gateway, str(dsrc.network_config))

    def test_metadata_network_config(self, m_is_lxd):
        # network-config needs to get into network_config
        netconf = {
            "version": 1,
            "config": [
                {
                    "type": "physical",
                    "name": "interface0",
                    "subnets": [{"type": "dhcp"}],
                }
            ],
        }
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {
                "user-data": b"ud",
                "meta-data": "instance-id: IID\n",
                "network-config": yaml.dump(netconf) + "\n",
            },
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        self.assertEqual(netconf, dsrc.network_config)

    def test_metadata_network_config_over_interfaces(self, m_is_lxd):
        # network-config should override meta-data/network-interfaces
        gateway = "103.225.10.1"
        md = {
            "instance-id": "i-abcd",
            "local-hostname": "hostname1",
            "network-interfaces": textwrap.dedent(
                """\
                auto eth0
                iface eth0 inet static
                hwaddr 00:16:3e:70:e1:04
                address 103.225.10.12
                netmask 255.255.255.0
                gateway """
                + gateway
                + """
                dns-servers 8.8.8.8"""
            ),
        }

        netconf = {
            "version": 1,
            "config": [
                {
                    "type": "physical",
                    "name": "interface0",
                    "subnets": [{"type": "dhcp"}],
                }
            ],
        }
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {
                "user-data": b"ud",
                "meta-data": yaml.dump(md) + "\n",
                "network-config": yaml.dump(netconf) + "\n",
            },
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        self.assertEqual(netconf, dsrc.network_config)
        self.assertNotIn(gateway, str(dsrc.network_config))

    @mock.patch("cloudinit.util.blkid")
    def test_nocloud_get_devices_freebsd(self, m_is_lxd, fake_blkid):
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"),
            {"user-data": b"ud", "meta-data": "instance-id: IID\n"},
        )

        sys_cfg = {"datasource": {"NoCloud": {"fs_label": None}}}

        self.mocks.enter_context(
            mock.patch.object(util, "is_FreeBSD", return_value=True)
        )

        def _mfind_devs_with_freebsd(
            criteria=None,
            oformat="device",
            tag=None,
            no_cache=False,
            path=None,
        ):
            if not criteria:
                return ["/dev/msdosfs/foo", "/dev/iso9660/foo"]
            if criteria.startswith("LABEL="):
                return ["/dev/msdosfs/foo", "/dev/iso9660/foo"]
            elif criteria == "TYPE=vfat":
                return ["/dev/msdosfs/foo"]
            elif criteria == "TYPE=iso9660":
                return ["/dev/iso9660/foo"]
            return []

        self.mocks.enter_context(
            mock.patch.object(
                util,
                "find_devs_with_freebsd",
                side_effect=_mfind_devs_with_freebsd,
            )
        )

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc._get_devices("foo")
        self.assertEqual(["/dev/msdosfs/foo", "/dev/iso9660/foo"], ret)
        fake_blkid.assert_not_called()
Exemplo n.º 11
0
class TestNoCloudDataSource(CiTestCase):
    def setUp(self):
        super(TestNoCloudDataSource, self).setUp()
        self.tmp = self.tmp_dir()
        self.paths = helpers.Paths({
            'cloud_dir': self.tmp,
            'run_dir': self.tmp
        })

        self.cmdline = "root=TESTCMDLINE"

        self.mocks = ExitStack()
        self.addCleanup(self.mocks.close)

        self.mocks.enter_context(
            mock.patch.object(util, 'get_cmdline', return_value=self.cmdline))
        self.mocks.enter_context(
            mock.patch.object(dmi, 'read_dmi_data', return_value=None))

    def _test_fs_config_is_read(self, fs_label, fs_label_to_search):
        vfat_device = 'device-1'

        def m_mount_cb(device, callback, mtype):
            if (device == vfat_device):
                return {'meta-data': yaml.dump({'instance-id': 'IID'})}
            else:
                return {}

        def m_find_devs_with(query='', path=''):
            if 'TYPE=vfat' == query:
                return [vfat_device]
            elif 'LABEL={}'.format(fs_label) == query:
                return [vfat_device]
            else:
                return []

        self.mocks.enter_context(
            mock.patch.object(util,
                              'find_devs_with',
                              side_effect=m_find_devs_with))
        self.mocks.enter_context(
            mock.patch.object(util, 'mount_cb', side_effect=m_mount_cb))
        sys_cfg = {'datasource': {'NoCloud': {'fs_label': fs_label_to_search}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()

        self.assertEqual(dsrc.metadata.get('instance-id'), 'IID')
        self.assertTrue(ret)

    def test_nocloud_seed_dir_on_lxd(self, m_is_lxd):
        md = {'instance-id': 'IID', 'dsmode': 'local'}
        ud = b"USER_DATA_HERE"
        seed_dir = os.path.join(self.paths.seed_dir, "nocloud")
        populate_dir(seed_dir, {
            'user-data': ud,
            'meta-data': yaml.safe_dump(md)
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, ud)
        self.assertEqual(dsrc.metadata, md)
        self.assertEqual(dsrc.platform_type, 'lxd')
        self.assertEqual(dsrc.subplatform, 'seed-dir (%s)' % seed_dir)
        self.assertTrue(ret)

    def test_nocloud_seed_dir_non_lxd_platform_is_nocloud(self, m_is_lxd):
        """Non-lxd environments will list nocloud as the platform."""
        m_is_lxd.return_value = False
        md = {'instance-id': 'IID', 'dsmode': 'local'}
        seed_dir = os.path.join(self.paths.seed_dir, "nocloud")
        populate_dir(seed_dir, {
            'user-data': '',
            'meta-data': yaml.safe_dump(md)
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertTrue(dsrc.get_data())
        self.assertEqual(dsrc.platform_type, 'nocloud')
        self.assertEqual(dsrc.subplatform, 'seed-dir (%s)' % seed_dir)

    def test_fs_label(self, m_is_lxd):
        # find_devs_with should not be called ff fs_label is None
        class PsuedoException(Exception):
            pass

        self.mocks.enter_context(
            mock.patch.object(util,
                              'find_devs_with',
                              side_effect=PsuedoException))

        # by default, NoCloud should search for filesystems by label
        sys_cfg = {'datasource': {'NoCloud': {}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertRaises(PsuedoException, dsrc.get_data)

        # but disabling searching should just end up with None found
        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertFalse(ret)

    def test_fs_config_lowercase_label(self, m_is_lxd):
        self._test_fs_config_is_read('cidata', 'cidata')

    def test_fs_config_uppercase_label(self, m_is_lxd):
        self._test_fs_config_is_read('CIDATA', 'cidata')

    def test_fs_config_lowercase_label_search_uppercase(self, m_is_lxd):
        self._test_fs_config_is_read('cidata', 'CIDATA')

    def test_fs_config_uppercase_label_search_uppercase(self, m_is_lxd):
        self._test_fs_config_is_read('CIDATA', 'CIDATA')

    def test_no_datasource_expected(self, m_is_lxd):
        # no source should be found if no cmdline, config, and fs_label=None
        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        self.assertFalse(dsrc.get_data())

    def test_seed_in_config(self, m_is_lxd):
        data = {
            'fs_label': None,
            'meta-data': yaml.safe_dump({'instance-id': 'IID'}),
            'user-data': b"USER_DATA_RAW",
        }

        sys_cfg = {'datasource': {'NoCloud': data}}
        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, b"USER_DATA_RAW")
        self.assertEqual(dsrc.metadata.get('instance-id'), 'IID')
        self.assertTrue(ret)

    def test_nocloud_seed_with_vendordata(self, m_is_lxd):
        md = {'instance-id': 'IID', 'dsmode': 'local'}
        ud = b"USER_DATA_HERE"
        vd = b"THIS IS MY VENDOR_DATA"

        populate_dir(os.path.join(self.paths.seed_dir, "nocloud"), {
            'user-data': ud,
            'meta-data': yaml.safe_dump(md),
            'vendor-data': vd
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, ud)
        self.assertEqual(dsrc.metadata, md)
        self.assertEqual(dsrc.vendordata_raw, vd)
        self.assertTrue(ret)

    def test_nocloud_no_vendordata(self, m_is_lxd):
        populate_dir(os.path.join(self.paths.seed_dir, "nocloud"), {
            'user-data': b"ud",
            'meta-data': "instance-id: IID\n"
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertEqual(dsrc.userdata_raw, b"ud")
        self.assertFalse(dsrc.vendordata)
        self.assertTrue(ret)

    def test_metadata_network_interfaces(self, m_is_lxd):
        gateway = "103.225.10.1"
        md = {
            'instance-id':
            'i-abcd',
            'local-hostname':
            'hostname1',
            'network-interfaces':
            textwrap.dedent("""\
                auto eth0
                iface eth0 inet static
                hwaddr 00:16:3e:70:e1:04
                address 103.225.10.12
                netmask 255.255.255.0
                gateway """ + gateway + """
                dns-servers 8.8.8.8""")
        }

        populate_dir(os.path.join(self.paths.seed_dir, "nocloud"), {
            'user-data': b"ud",
            'meta-data': yaml.dump(md) + "\n"
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        # very simple check just for the strings above
        self.assertIn(gateway, str(dsrc.network_config))

    def test_metadata_network_config(self, m_is_lxd):
        # network-config needs to get into network_config
        netconf = {
            'version':
            1,
            'config': [{
                'type': 'physical',
                'name': 'interface0',
                'subnets': [{
                    'type': 'dhcp'
                }]
            }]
        }
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"), {
                'user-data': b"ud",
                'meta-data': "instance-id: IID\n",
                'network-config': yaml.dump(netconf) + "\n"
            })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        self.assertEqual(netconf, dsrc.network_config)

    def test_metadata_network_config_with_toplevel_network(self, m_is_lxd):
        """network-config may have 'network' top level key."""
        netconf = {'config': 'disabled'}
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"), {
                'user-data': b"ud",
                'meta-data': "instance-id: IID\n",
                'network-config': yaml.dump({'network': netconf}) + "\n"
            })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        self.assertEqual(netconf, dsrc.network_config)

    def test_metadata_network_config_over_interfaces(self, m_is_lxd):
        # network-config should override meta-data/network-interfaces
        gateway = "103.225.10.1"
        md = {
            'instance-id':
            'i-abcd',
            'local-hostname':
            'hostname1',
            'network-interfaces':
            textwrap.dedent("""\
                auto eth0
                iface eth0 inet static
                hwaddr 00:16:3e:70:e1:04
                address 103.225.10.12
                netmask 255.255.255.0
                gateway """ + gateway + """
                dns-servers 8.8.8.8""")
        }

        netconf = {
            'version':
            1,
            'config': [{
                'type': 'physical',
                'name': 'interface0',
                'subnets': [{
                    'type': 'dhcp'
                }]
            }]
        }
        populate_dir(
            os.path.join(self.paths.seed_dir, "nocloud"), {
                'user-data': b"ud",
                'meta-data': yaml.dump(md) + "\n",
                'network-config': yaml.dump(netconf) + "\n"
            })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc.get_data()
        self.assertTrue(ret)
        self.assertEqual(netconf, dsrc.network_config)
        self.assertNotIn(gateway, str(dsrc.network_config))

    @mock.patch("cloudinit.util.blkid")
    def test_nocloud_get_devices_freebsd(self, m_is_lxd, fake_blkid):
        populate_dir(os.path.join(self.paths.seed_dir, "nocloud"), {
            'user-data': b"ud",
            'meta-data': "instance-id: IID\n"
        })

        sys_cfg = {'datasource': {'NoCloud': {'fs_label': None}}}

        self.mocks.enter_context(
            mock.patch.object(util, 'is_FreeBSD', return_value=True))

        def _mfind_devs_with_freebsd(criteria=None,
                                     oformat='device',
                                     tag=None,
                                     no_cache=False,
                                     path=None):
            if not criteria:
                return ["/dev/msdosfs/foo", "/dev/iso9660/foo"]
            if criteria.startswith("LABEL="):
                return ["/dev/msdosfs/foo", "/dev/iso9660/foo"]
            elif criteria == "TYPE=vfat":
                return ["/dev/msdosfs/foo"]
            elif criteria == "TYPE=iso9660":
                return ["/dev/iso9660/foo"]
            return []

        self.mocks.enter_context(
            mock.patch.object(util,
                              'find_devs_with_freebsd',
                              side_effect=_mfind_devs_with_freebsd))

        dsrc = dsNoCloud(sys_cfg=sys_cfg, distro=None, paths=self.paths)
        ret = dsrc._get_devices('foo')
        self.assertEqual(['/dev/msdosfs/foo', '/dev/iso9660/foo'], ret)
        fake_blkid.assert_not_called()
Exemplo n.º 12
0
class TestCloudStackPasswordFetching(CiTestCase):
    def setUp(self):
        super(TestCloudStackPasswordFetching, self).setUp()
        self.patches = ExitStack()
        self.addCleanup(self.patches.close)
        mod_name = MOD_PATH
        self.patches.enter_context(mock.patch('{0}.ec2'.format(mod_name)))
        self.patches.enter_context(mock.patch('{0}.uhelp'.format(mod_name)))
        default_gw = "192.201.20.0"
        get_latest_lease = mock.MagicMock(return_value=None)
        self.patches.enter_context(
            mock.patch(mod_name + '.get_latest_lease', get_latest_lease))

        get_default_gw = mock.MagicMock(return_value=default_gw)
        self.patches.enter_context(
            mock.patch(mod_name + '.get_default_gateway', get_default_gw))

        get_networkd_server_address = mock.MagicMock(return_value=None)
        self.patches.enter_context(
            mock.patch(mod_name + '.dhcp.networkd_get_option_from_leases',
                       get_networkd_server_address))
        self.tmp = self.tmp_dir()

    def _set_password_server_response(self, response_string):
        subp = mock.MagicMock(return_value=(response_string, ''))
        self.patches.enter_context(
            mock.patch('cloudinit.sources.DataSourceCloudStack.subp.subp',
                       subp))
        return subp

    def test_empty_password_doesnt_create_config(self):
        self._set_password_server_response('')
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        ds.get_data()
        self.assertEqual({}, ds.get_config_obj())

    def test_saved_password_doesnt_create_config(self):
        self._set_password_server_response('saved_password')
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        ds.get_data()
        self.assertEqual({}, ds.get_config_obj())

    @mock.patch(DS_PATH + '.wait_for_metadata_service')
    def test_password_sets_password(self, m_wait):
        m_wait.return_value = True
        password = '******'
        self._set_password_server_response(password)
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        ds.get_data()
        self.assertEqual(password, ds.get_config_obj()['password'])

    @mock.patch(DS_PATH + '.wait_for_metadata_service')
    def test_bad_request_doesnt_stop_ds_from_working(self, m_wait):
        m_wait.return_value = True
        self._set_password_server_response('bad_request')
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        self.assertTrue(ds.get_data())

    def assertRequestTypesSent(self, subp, expected_request_types):
        request_types = []
        for call in subp.call_args_list:
            args = call[0][0]
            for arg in args:
                if arg.startswith('DomU_Request'):
                    request_types.append(arg.split()[1])
        self.assertEqual(expected_request_types, request_types)

    @mock.patch(DS_PATH + '.wait_for_metadata_service')
    def test_valid_response_means_password_marked_as_saved(self, m_wait):
        m_wait.return_value = True
        password = '******'
        subp = self._set_password_server_response(password)
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        ds.get_data()
        self.assertRequestTypesSent(subp,
                                    ['send_my_password', 'saved_password'])

    def _check_password_not_saved_for(self, response_string):
        subp = self._set_password_server_response(response_string)
        ds = DataSourceCloudStack({}, None,
                                  helpers.Paths({'run_dir': self.tmp}))
        with mock.patch(DS_PATH + '.wait_for_metadata_service') as m_wait:
            m_wait.return_value = True
            ds.get_data()
        self.assertRequestTypesSent(subp, ['send_my_password'])

    def test_password_not_saved_if_empty(self):
        self._check_password_not_saved_for('')

    def test_password_not_saved_if_already_saved(self):
        self._check_password_not_saved_for('saved_password')

    def test_password_not_saved_if_bad_request(self):
        self._check_password_not_saved_for('bad_request')
Exemplo n.º 13
0
 def setUp(self):
     super(TestGetMbrHddSize, self).setUp()
     self.patches = ExitStack()
     self.subp = self.patches.enter_context(
         mock.patch.object(cc_disk_setup.subp, "subp"))