diff options
Diffstat (limited to 'tests/unittests/test_handler/test_handler_write_files.py')
| -rw-r--r-- | tests/unittests/test_handler/test_handler_write_files.py | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/tests/unittests/test_handler/test_handler_write_files.py b/tests/unittests/test_handler/test_handler_write_files.py deleted file mode 100644 index 0af92805..00000000 --- a/tests/unittests/test_handler/test_handler_write_files.py +++ /dev/null @@ -1,246 +0,0 @@ -# This file is part of cloud-init. See LICENSE file for license information. - -import base64 -import copy -import gzip -import io -import shutil -import tempfile - -from cloudinit.config.cc_write_files import ( - handle, decode_perms, write_files) -from cloudinit import log as logging -from cloudinit import util - -from cloudinit.tests.helpers import ( - CiTestCase, FilesystemMockingTestCase, mock, skipUnlessJsonSchema) - -LOG = logging.getLogger(__name__) - -YAML_TEXT = """ -write_files: - - encoding: gzip - content: !!binary | - H4sIAIDb/U8C/1NW1E/KzNMvzuBKTc7IV8hIzcnJVyjPL8pJ4QIA6N+MVxsAAAA= - path: /usr/bin/hello - permissions: '0755' - - content: !!binary | - Zm9vYmFyCg== - path: /wark - permissions: '0755' - - content: | - hi mom line 1 - hi mom line 2 - path: /tmp/message -""" - -YAML_CONTENT_EXPECTED = { - '/usr/bin/hello': "#!/bin/sh\necho hello world\n", - '/wark': "foobar\n", - '/tmp/message': "hi mom line 1\nhi mom line 2\n", -} - -VALID_SCHEMA = { - 'write_files': [ - {'append': False, 'content': 'a', 'encoding': 'gzip', 'owner': 'jeff', - 'path': '/some', 'permissions': '0777'} - ] -} - -INVALID_SCHEMA = { # Dropped required path key - 'write_files': [ - {'append': False, 'content': 'a', 'encoding': 'gzip', 'owner': 'jeff', - 'permissions': '0777'} - ] -} - - -@skipUnlessJsonSchema() -@mock.patch('cloudinit.config.cc_write_files.write_files') -class TestWriteFilesSchema(CiTestCase): - - with_logs = True - - def test_schema_validation_warns_missing_path(self, m_write_files): - """The only required file item property is 'path'.""" - cc = self.tmp_cloud('ubuntu') - valid_config = {'write_files': [{'path': '/some/path'}]} - handle('cc_write_file', valid_config, cc, LOG, []) - self.assertNotIn('Invalid config:', self.logs.getvalue()) - handle('cc_write_file', INVALID_SCHEMA, cc, LOG, []) - self.assertIn('Invalid config:', self.logs.getvalue()) - self.assertIn("'path' is a required property", self.logs.getvalue()) - - def test_schema_validation_warns_non_string_type_for_files( - self, m_write_files): - """Schema validation warns of non-string values for each file item.""" - cc = self.tmp_cloud('ubuntu') - for key in VALID_SCHEMA['write_files'][0].keys(): - if key == 'append': - key_type = 'boolean' - else: - key_type = 'string' - invalid_config = copy.deepcopy(VALID_SCHEMA) - invalid_config['write_files'][0][key] = 1 - handle('cc_write_file', invalid_config, cc, LOG, []) - self.assertIn( - mock.call('cc_write_file', invalid_config['write_files']), - m_write_files.call_args_list) - self.assertIn( - 'write_files.0.%s: 1 is not of type \'%s\'' % (key, key_type), - self.logs.getvalue()) - self.assertIn('Invalid config:', self.logs.getvalue()) - - def test_schema_validation_warns_on_additional_undefined_propertes( - self, m_write_files): - """Schema validation warns on additional undefined file properties.""" - cc = self.tmp_cloud('ubuntu') - invalid_config = copy.deepcopy(VALID_SCHEMA) - invalid_config['write_files'][0]['bogus'] = 'value' - handle('cc_write_file', invalid_config, cc, LOG, []) - self.assertIn( - "Invalid config:\nwrite_files.0: Additional properties" - " are not allowed ('bogus' was unexpected)", - self.logs.getvalue()) - - -class TestWriteFiles(FilesystemMockingTestCase): - - with_logs = True - - def setUp(self): - super(TestWriteFiles, self).setUp() - self.tmp = tempfile.mkdtemp() - self.addCleanup(shutil.rmtree, self.tmp) - - @skipUnlessJsonSchema() - def test_handler_schema_validation_warns_non_array_type(self): - """Schema validation warns of non-array value.""" - invalid_config = {'write_files': 1} - cc = self.tmp_cloud('ubuntu') - with self.assertRaises(TypeError): - handle('cc_write_file', invalid_config, cc, LOG, []) - self.assertIn( - 'Invalid config:\nwrite_files: 1 is not of type \'array\'', - self.logs.getvalue()) - - def test_simple(self): - self.patchUtils(self.tmp) - expected = "hello world\n" - filename = "/tmp/my.file" - write_files( - "test_simple", [{"content": expected, "path": filename}]) - self.assertEqual(util.load_file(filename), expected) - - def test_append(self): - self.patchUtils(self.tmp) - existing = "hello " - added = "world\n" - expected = existing + added - filename = "/tmp/append.file" - util.write_file(filename, existing) - write_files( - "test_append", - [{"content": added, "path": filename, "append": "true"}]) - self.assertEqual(util.load_file(filename), expected) - - def test_yaml_binary(self): - self.patchUtils(self.tmp) - data = util.load_yaml(YAML_TEXT) - write_files("testname", data['write_files']) - for path, content in YAML_CONTENT_EXPECTED.items(): - self.assertEqual(util.load_file(path), content) - - def test_all_decodings(self): - self.patchUtils(self.tmp) - - # build a 'files' array that has a dictionary of encodings - # for 'gz', 'gzip', 'gz+base64' ... - data = b"foobzr" - utf8_valid = b"foobzr" - utf8_invalid = b'ab\xaadef' - files = [] - expected = [] - - gz_aliases = ('gz', 'gzip') - gz_b64_aliases = ('gz+base64', 'gzip+base64', 'gz+b64', 'gzip+b64') - b64_aliases = ('base64', 'b64') - - datum = (("utf8", utf8_valid), ("no-utf8", utf8_invalid)) - for name, data in datum: - gz = (_gzip_bytes(data), gz_aliases) - gz_b64 = (base64.b64encode(_gzip_bytes(data)), gz_b64_aliases) - b64 = (base64.b64encode(data), b64_aliases) - for content, aliases in (gz, gz_b64, b64): - for enc in aliases: - cur = {'content': content, - 'path': '/tmp/file-%s-%s' % (name, enc), - 'encoding': enc} - files.append(cur) - expected.append((cur['path'], data)) - - write_files("test_decoding", files) - - for path, content in expected: - self.assertEqual(util.load_file(path, decode=False), content) - - # make sure we actually wrote *some* files. - flen_expected = ( - len(gz_aliases + gz_b64_aliases + b64_aliases) * len(datum)) - self.assertEqual(len(expected), flen_expected) - - def test_deferred(self): - self.patchUtils(self.tmp) - file_path = '/tmp/deferred.file' - config = { - 'write_files': [ - {'path': file_path, 'defer': True} - ] - } - cc = self.tmp_cloud('ubuntu') - handle('cc_write_file', config, cc, LOG, []) - with self.assertRaises(FileNotFoundError): - util.load_file(file_path) - - -class TestDecodePerms(CiTestCase): - - with_logs = True - - def test_none_returns_default(self): - """If None is passed as perms, then default should be returned.""" - default = object() - found = decode_perms(None, default) - self.assertEqual(default, found) - - def test_integer(self): - """A valid integer should return itself.""" - found = decode_perms(0o755, None) - self.assertEqual(0o755, found) - - def test_valid_octal_string(self): - """A string should be read as octal.""" - found = decode_perms("644", None) - self.assertEqual(0o644, found) - - def test_invalid_octal_string_returns_default_and_warns(self): - """A string with invalid octal should warn and return default.""" - found = decode_perms("999", None) - self.assertIsNone(found) - self.assertIn("WARNING: Undecodable", self.logs.getvalue()) - - -def _gzip_bytes(data): - buf = io.BytesIO() - fp = None - try: - fp = gzip.GzipFile(fileobj=buf, mode="wb") - fp.write(data) - fp.close() - return buf.getvalue() - finally: - if fp: - fp.close() - - -# vi: ts=4 expandtab |