# Copyright (c) 2012 Red Hat, Inc. # # 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. """ Tests for common.utils """ import os import unittest import errno import xattr import cPickle as pickle import tempfile import hashlib import tarfile import shutil from collections import defaultdict from swift.common.utils import normalize_timestamp from gluster.swift.common import utils, Glusterfs # # Somewhat hacky way of emulating the operation of xattr calls. They are made # against a dictionary that stores the xattr key/value pairs. # _xattrs = {} _xattr_op_cnt = defaultdict(int) _xattr_set_err = {} _xattr_get_err = {} _xattr_rem_err = {} def _xkey(path, key): return "%s:%s" % (path, key) def _setxattr(path, key, value, *args, **kwargs): _xattr_op_cnt['set'] += 1 xkey = _xkey(path, key) if xkey in _xattr_set_err: e = IOError() e.errno = _xattr_set_err[xkey] raise e global _xattrs _xattrs[xkey] = value def _getxattr(path, key, *args, **kwargs): _xattr_op_cnt['get'] += 1 xkey = _xkey(path, key) if xkey in _xattr_get_err: e = IOError() e.errno = _xattr_get_err[xkey] raise e global _xattrs if xkey in _xattrs: ret_val = _xattrs[xkey] else: e = IOError("Fake IOError") e.errno = errno.ENODATA raise e return ret_val def _removexattr(path, key, *args, **kwargs): _xattr_op_cnt['remove'] += 1 xkey = _xkey(path, key) if xkey in _xattr_rem_err: e = IOError() e.errno = _xattr_rem_err[xkey] raise e global _xattrs if xkey in _xattrs: del _xattrs[xkey] else: e = IOError("Fake IOError") e.errno = errno.ENODATA raise e def _initxattr(): global _xattrs _xattrs = {} global _xattr_op_cnt _xattr_op_cnt = defaultdict(int) global _xattr_set_err, _xattr_get_err, _xattr_rem_err _xattr_set_err = {} _xattr_get_err = {} _xattr_rem_err = {} # Save the current methods global _xattr_set; _xattr_set = xattr.setxattr global _xattr_get; _xattr_get = xattr.getxattr global _xattr_remove; _xattr_remove = xattr.removexattr # Monkey patch the calls we use with our internal unit test versions xattr.setxattr = _setxattr xattr.getxattr = _getxattr xattr.removexattr = _removexattr def _destroyxattr(): # Restore the current methods just in case global _xattr_set; xattr.setxattr = _xattr_set global _xattr_get; xattr.getxattr = _xattr_get global _xattr_remove; xattr.removexattr = _xattr_remove # Destroy the stored values and global _xattrs; _xattrs = None class SimMemcache(object): def __init__(self): self._d = {} def get(self, key): return self._d.get(key, None) def set(self, key, value): self._d[key] = value class TestUtils(unittest.TestCase): """ Tests for common.utils """ def setUp(self): _initxattr() def tearDown(self): _destroyxattr() def test_write_metadata(self): path = "/tmp/foo/w" orig_d = { 'bar' : 'foo' } utils.write_metadata(path, orig_d) xkey = _xkey(path, utils.METADATA_KEY) assert len(_xattrs.keys()) == 1 assert xkey in _xattrs assert orig_d == pickle.loads(_xattrs[xkey]) assert _xattr_op_cnt['set'] == 1 def test_write_metadata_err(self): path = "/tmp/foo/w" orig_d = { 'bar' : 'foo' } xkey = _xkey(path, utils.METADATA_KEY) _xattr_set_err[xkey] = errno.EOPNOTSUPP try: utils.write_metadata(path, orig_d) except IOError as e: assert e.errno == errno.EOPNOTSUPP assert len(_xattrs.keys()) == 0 assert _xattr_op_cnt['set'] == 1 else: self.fail("Expected an IOError exception on write") def test_write_metadata_multiple(self): # At 64 KB an xattr key/value pair, this should generate three keys. path = "/tmp/foo/w" orig_d = { 'bar' : 'x' * 150000 } utils.write_metadata(path, orig_d) assert len(_xattrs.keys()) == 3, "Expected 3 keys, found %d" % len(_xattrs.keys()) payload = '' for i in range(0,3): xkey = _xkey(path, "%s%s" % (utils.METADATA_KEY, i or '')) assert xkey in _xattrs assert len(_xattrs[xkey]) <= utils.MAX_XATTR_SIZE payload += _xattrs[xkey] assert orig_d == pickle.loads(payload) assert _xattr_op_cnt['set'] == 3, "%r" % _xattr_op_cnt def test_clean_metadata(self): path = "/tmp/foo/c" expected_d = { 'a': 'y' * 150000 } expected_p = pickle.dumps(expected_d, utils.PICKLE_PROTOCOL) for i in range(0,3): xkey = _xkey(path, "%s%s" % (utils.METADATA_KEY, i or '')) _xattrs[xkey] = expected_p[:utils.MAX_XATTR_SIZE] expected_p = expected_p[utils.MAX_XATTR_SIZE:] assert not expected_p utils.clean_metadata(path) assert _xattr_op_cnt['remove'] == 4, "%r" % _xattr_op_cnt def test_clean_metadata_err(self): path = "/tmp/foo/c" xkey = _xkey(path, utils.METADATA_KEY) _xattrs[xkey] = pickle.dumps({ 'a': 'y' }, utils.PICKLE_PROTOCOL) _xattr_rem_err[xkey] = errno.EOPNOTSUPP try: utils.clean_metadata(path) except IOError as e: assert e.errno == errno.EOPNOTSUPP assert _xattr_op_cnt['remove'] == 1, "%r" % _xattr_op_cnt else: self.fail("Expected an IOError exception on remove") def test_read_metadata(self): path = "/tmp/foo/r" expected_d = { 'a': 'y' } xkey = _xkey(path, utils.METADATA_KEY) _xattrs[xkey] = pickle.dumps(expected_d, utils.PICKLE_PROTOCOL) res_d = utils.read_metadata(path) assert res_d == expected_d, "Expected %r, result %r" % (expected_d, res_d) assert _xattr_op_cnt['get'] == 1, "%r" % _xattr_op_cnt def test_read_metadata_notfound(self): path = "/tmp/foo/r" res_d = utils.read_metadata(path) assert res_d == {} assert _xattr_op_cnt['get'] == 1, "%r" % _xattr_op_cnt def test_read_metadata_err(self): path = "/tmp/foo/r" expected_d = { 'a': 'y' } xkey = _xkey(path, utils.METADATA_KEY) _xattrs[xkey] = pickle.dumps(expected_d, utils.PICKLE_PROTOCOL) _xattr_get_err[xkey] = errno.EOPNOTSUPP try: res_d = utils.read_metadata(path) except IOError as e: assert e.errno == errno.EOPNOTSUPP assert (_xattr_op_cnt['get'] == 1), "%r" % _xattr_op_cnt else: self.fail("Expected an IOError exception on get") def test_read_metadata_multiple(self): path = "/tmp/foo/r" expected_d = { 'a': 'y' * 150000 } expected_p = pickle.dumps(expected_d, utils.PICKLE_PROTOCOL) for i in range(0,3): xkey = _xkey(path, "%s%s" % (utils.METADATA_KEY, i or '')) _xattrs[xkey] = expected_p[:utils.MAX_XATTR_SIZE] expected_p = expected_p[utils.MAX_XATTR_SIZE:] assert not expected_p res_d = utils.read_metadata(path) assert res_d == expected_d, "Expected %r, result %r" % (expected_d, res_d) assert _xattr_op_cnt['get'] == 3, "%r" % _xattr_op_cnt def test_read_metadata_multiple_one_missing(self): path = "/tmp/foo/r" expected_d = { 'a': 'y' * 150000 } expected_p = pickle.dumps(expected_d, utils.PICKLE_PROTOCOL) for i in range(0,2): xkey = _xkey(path, "%s%s" % (utils.METADATA_KEY, i or '')) _xattrs[xkey] = expected_p[:utils.MAX_XATTR_SIZE] expected_p = expected_p[utils.MAX_XATTR_SIZE:] assert len(expected_p) <= utils.MAX_XATTR_SIZE res_d = utils.read_metadata(path) assert res_d == {} assert _xattr_op_cnt['get'] == 3, "%r" % _xattr_op_cnt assert len(_xattrs.keys()) == 0, "Expected 0 keys, found %d" % len(_xattrs.keys()) def test_restore_metadata_none(self): # No initial metadata path = "/tmp/foo/i" res_d = utils.restore_metadata(path, { 'b': 'y' }) expected_d = { 'b': 'y' } assert res_d == expected_d, "Expected %r, result %r" % (expected_d, res_d) assert _xattr_op_cnt['get'] == 1, "%r" % _xattr_op_cnt assert _xattr_op_cnt['set'] == 1, "%r" % _xattr_op_cnt def test_restore_metadata(self): # Initial metadata path = "/tmp/foo/i" initial_d = { 'a': 'z' } xkey = _xkey(path, utils.METADATA_KEY) _xattrs[xkey] = pickle.dumps(initial_d, utils.PICKLE_PROTOCOL) res_d = utils.restore_metadata(path, { 'b': 'y' }) expected_d = { 'a': 'z', 'b': 'y' } assert res_d == expected_d, "Expected %r, result %r" % (expected_d, res_d) assert _xattr_op_cnt['get'] == 1, "%r" % _xattr_op_cnt assert _xattr_op_cnt['set'] == 1, "%r" % _xattr_op_cnt def test_restore_metadata_nochange(self): # Initial metadata but no changes path = "/tmp/foo/i" initial_d = { 'a': 'z' } xkey = _xkey(path, utils.METADATA_KEY) _xattrs[xkey] = pickle.dumps(initial_d, utils.PICKLE_PROTOCOL) res_d = utils.restore_metadata(path, {}) expected_d = { 'a': 'z' } assert res_d == expected_d, "Expected %r, result %r" % (expected_d, res_d) assert _xattr_op_cnt['get'] == 1, "%r" % _xattr_op_cnt assert _xattr_op_cnt['set'] == 0, "%r" % _xattr_op_cnt def test_add_timestamp_empty(self): orig = {} res = utils._add_timestamp(orig) assert res == {} def test_add_timestamp_none(self): orig = { 'a': 1, 'b': 2, 'c': 3 } exp = { 'a': (1, 0), 'b': (2, 0), 'c': (3, 0) } res = utils._add_timestamp(orig) assert res == exp def test_add_timestamp_mixed(self): orig = { 'a': 1, 'b': (2, 1), 'c': 3 } exp = { 'a': (1, 0), 'b': (2, 1), 'c': (3, 0) } res = utils._add_timestamp(orig) assert res == exp def test_add_timestamp_all(self): orig = { 'a': (1, 0), 'b': (2, 1), 'c': (3, 0) } res = utils._add_timestamp(orig) assert res == orig def test_get_etag_empty(self): tf = tempfile.NamedTemporaryFile() hd = utils._get_etag(tf.name) assert hd == hashlib.md5().hexdigest() def test_get_etag(self): tf = tempfile.NamedTemporaryFile() tf.file.write('123' * utils.CHUNK_SIZE) tf.file.flush() hd = utils._get_etag(tf.name) tf.file.seek(0) md5 = hashlib.md5() while True: chunk = tf.file.read(utils.CHUNK_SIZE) if not chunk: break md5.update(chunk) assert hd == md5.hexdigest() def test_get_object_metadata_dne(self): md = utils.get_object_metadata("/tmp/doesNotEx1st") assert md == {} def test_get_object_metadata_err(self): tf = tempfile.NamedTemporaryFile() try: md = utils.get_object_metadata(os.path.join(tf.name,"doesNotEx1st")) except OSError as e: assert e.errno != errno.ENOENT else: self.fail("Expected exception") obj_keys = (utils.X_TIMESTAMP, utils.X_CONTENT_TYPE, utils.X_ETAG, utils.X_CONTENT_LENGTH, utils.X_TYPE, utils.X_OBJECT_TYPE) def test_get_object_metadata_file(self): tf = tempfile.NamedTemporaryFile() tf.file.write('123'); tf.file.flush() md = utils.get_object_metadata(tf.name) for key in self.obj_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == utils.OBJECT assert md[utils.X_OBJECT_TYPE] == utils.FILE assert md[utils.X_CONTENT_TYPE] == utils.FILE_TYPE assert md[utils.X_CONTENT_LENGTH] == os.path.getsize(tf.name) assert md[utils.X_TIMESTAMP] == normalize_timestamp(os.path.getctime(tf.name)) assert md[utils.X_ETAG] == utils._get_etag(tf.name) def test_get_object_metadata_dir(self): td = tempfile.mkdtemp() try: md = utils.get_object_metadata(td) for key in self.obj_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == utils.OBJECT assert md[utils.X_OBJECT_TYPE] == utils.DIR assert md[utils.X_CONTENT_TYPE] == utils.DIR_TYPE assert md[utils.X_CONTENT_LENGTH] == 0 assert md[utils.X_TIMESTAMP] == normalize_timestamp(os.path.getctime(td)) assert md[utils.X_ETAG] == hashlib.md5().hexdigest() finally: os.rmdir(td) def test_create_object_metadata_file(self): tf = tempfile.NamedTemporaryFile() tf.file.write('4567'); tf.file.flush() r_md = utils.create_object_metadata(tf.name) xkey = _xkey(tf.name, utils.METADATA_KEY) assert len(_xattrs.keys()) == 1 assert xkey in _xattrs assert _xattr_op_cnt['get'] == 1 assert _xattr_op_cnt['set'] == 1 md = pickle.loads(_xattrs[xkey]) assert r_md == md for key in self.obj_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == utils.OBJECT assert md[utils.X_OBJECT_TYPE] == utils.FILE assert md[utils.X_CONTENT_TYPE] == utils.FILE_TYPE assert md[utils.X_CONTENT_LENGTH] == os.path.getsize(tf.name) assert md[utils.X_TIMESTAMP] == normalize_timestamp(os.path.getctime(tf.name)) assert md[utils.X_ETAG] == utils._get_etag(tf.name) def test_create_object_metadata_dir(self): td = tempfile.mkdtemp() try: r_md = utils.create_object_metadata(td) xkey = _xkey(td, utils.METADATA_KEY) assert len(_xattrs.keys()) == 1 assert xkey in _xattrs assert _xattr_op_cnt['get'] == 1 assert _xattr_op_cnt['set'] == 1 md = pickle.loads(_xattrs[xkey]) assert r_md == md for key in self.obj_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == utils.OBJECT assert md[utils.X_OBJECT_TYPE] == utils.DIR assert md[utils.X_CONTENT_TYPE] == utils.DIR_TYPE assert md[utils.X_CONTENT_LENGTH] == 0 assert md[utils.X_TIMESTAMP] == normalize_timestamp(os.path.getctime(td)) assert md[utils.X_ETAG] == hashlib.md5().hexdigest() finally: os.rmdir(td) def test_get_container_metadata(self): def _mock_get_container_details(path, memcache=None): o_list = [ 'a', 'b', 'c' ] o_count = 3 b_used = 47 return o_list, o_count, b_used orig_gcd = utils.get_container_details utils.get_container_details = _mock_get_container_details td = tempfile.mkdtemp() try: exp_md = { utils.X_TYPE: (utils.CONTAINER, 0), utils.X_TIMESTAMP: (normalize_timestamp(os.path.getctime(td)), 0), utils.X_PUT_TIMESTAMP: (normalize_timestamp(os.path.getmtime(td)), 0), utils.X_OBJECTS_COUNT: (3, 0), utils.X_BYTES_USED: (47, 0), } md = utils.get_container_metadata(td) assert md == exp_md finally: utils.get_container_details = orig_gcd os.rmdir(td) def test_get_account_metadata(self): def _mock_get_account_details(path, memcache=None): c_list = [ '123', 'abc' ] c_count = 2 return c_list, c_count orig_gad = utils.get_account_details utils.get_account_details = _mock_get_account_details td = tempfile.mkdtemp() try: exp_md = { utils.X_TYPE: (utils.ACCOUNT, 0), utils.X_TIMESTAMP: (normalize_timestamp(os.path.getctime(td)), 0), utils.X_PUT_TIMESTAMP: (normalize_timestamp(os.path.getmtime(td)), 0), utils.X_OBJECTS_COUNT: (0, 0), utils.X_BYTES_USED: (0, 0), utils.X_CONTAINER_COUNT: (2, 0), } md = utils.get_account_metadata(td) assert md == exp_md finally: utils.get_account_details = orig_gad os.rmdir(td) cont_keys = [utils.X_TYPE, utils.X_TIMESTAMP, utils.X_PUT_TIMESTAMP, utils.X_OBJECTS_COUNT, utils.X_BYTES_USED] def test_create_container_metadata(self): td = tempfile.mkdtemp() try: r_md = utils.create_container_metadata(td) xkey = _xkey(td, utils.METADATA_KEY) assert len(_xattrs.keys()) == 1 assert xkey in _xattrs assert _xattr_op_cnt['get'] == 1 assert _xattr_op_cnt['set'] == 1 md = pickle.loads(_xattrs[xkey]) assert r_md == md for key in self.cont_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == (utils.CONTAINER, 0) assert md[utils.X_TIMESTAMP] == (normalize_timestamp(os.path.getctime(td)), 0) assert md[utils.X_PUT_TIMESTAMP] == (normalize_timestamp(os.path.getmtime(td)), 0) assert md[utils.X_OBJECTS_COUNT] == (0, 0) assert md[utils.X_BYTES_USED] == (0, 0) finally: os.rmdir(td) acct_keys = [val for val in cont_keys] acct_keys.append(utils.X_CONTAINER_COUNT) def test_create_account_metadata(self): td = tempfile.mkdtemp() try: r_md = utils.create_account_metadata(td) xkey = _xkey(td, utils.METADATA_KEY) assert len(_xattrs.keys()) == 1 assert xkey in _xattrs assert _xattr_op_cnt['get'] == 1 assert _xattr_op_cnt['set'] == 1 md = pickle.loads(_xattrs[xkey]) assert r_md == md for key in self.acct_keys: assert key in md, "Expected key %s in %r" % (key, md) assert md[utils.X_TYPE] == (utils.ACCOUNT, 0) assert md[utils.X_TIMESTAMP] == (normalize_timestamp(os.path.getctime(td)), 0) assert md[utils.X_PUT_TIMESTAMP] == (normalize_timestamp(os.path.getmtime(td)), 0) assert md[utils.X_OBJECTS_COUNT] == (0, 0) assert md[utils.X_BYTES_USED] == (0, 0) assert md[utils.X_CONTAINER_COUNT] == (0, 0) finally: os.rmdir(td) def test_container_details_uncached(self): the_path = "/tmp/bar" def mock_get_container_details_from_fs(cont_path): bu = 5 oc = 1 ol = ['foo',] dl = [('a',100),] return utils.ContainerDetails(bu, oc, ol, dl) orig_gcdff = utils._get_container_details_from_fs utils._get_container_details_from_fs = mock_get_container_details_from_fs try: retval = utils.get_container_details(the_path) cd = mock_get_container_details_from_fs(the_path) assert retval == (cd.obj_list, cd.object_count, cd.bytes_used) finally: utils._get_container_details_from_fs = orig_gcdff def test_container_details_cached_hit(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_container_details_from_fs(cont_path, bu_p=5): bu = bu_p oc = 1 ol = ['foo',] dl = [('a',100),] return utils.ContainerDetails(bu, oc, ol, dl) def mock_do_stat(path): class MockStat(object): def __init__(self, mtime): self.st_mtime = mtime return MockStat(100) cd = mock_get_container_details_from_fs(the_path, bu_p=6) mc.set(utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path, cd) orig_gcdff = utils._get_container_details_from_fs utils._get_container_details_from_fs = mock_get_container_details_from_fs orig_ds = utils.do_stat utils.do_stat = mock_do_stat try: retval = utils.get_container_details(the_path, memcache=mc) # If it did not properly use memcache, the default mocked version # of get details from fs would return 5 bytes used instead of the # 6 we specified above. cd = mock_get_container_details_from_fs(the_path, bu_p=6) assert retval == (cd.obj_list, cd.object_count, cd.bytes_used) finally: utils._get_container_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_container_details_cached_miss_key(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_container_details_from_fs(cont_path, bu_p=5): bu = bu_p oc = 1 ol = ['foo',] dl = [('a',100),] return utils.ContainerDetails(bu, oc, ol, dl) def mock_do_stat(path): # Be sure we don't miss due to mtimes not matching self.fail("do_stat should not have been called") cd = mock_get_container_details_from_fs(the_path + "u", bu_p=6) mc.set(utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path + "u", cd) orig_gcdff = utils._get_container_details_from_fs utils._get_container_details_from_fs = mock_get_container_details_from_fs orig_ds = utils.do_stat utils.do_stat = mock_do_stat try: retval = utils.get_container_details(the_path, memcache=mc) cd = mock_get_container_details_from_fs(the_path) assert retval == (cd.obj_list, cd.object_count, cd.bytes_used) mkey = utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path assert mkey in mc._d finally: utils._get_container_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_container_details_cached_miss_dir_list(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_container_details_from_fs(cont_path, bu_p=5): bu = bu_p oc = 1 ol = ['foo',] dl = [] return utils.ContainerDetails(bu, oc, ol, dl) def mock_do_stat(path): # Be sure we don't miss due to mtimes not matching self.fail("do_stat should not have been called") cd = mock_get_container_details_from_fs(the_path, bu_p=6) mc.set(utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path, cd) orig_gcdff = utils._get_container_details_from_fs utils._get_container_details_from_fs = mock_get_container_details_from_fs orig_ds = utils.do_stat utils.do_stat = mock_do_stat try: retval = utils.get_container_details(the_path, memcache=mc) cd = mock_get_container_details_from_fs(the_path) assert retval == (cd.obj_list, cd.object_count, cd.bytes_used) mkey = utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path assert mkey in mc._d assert 5 == mc._d[mkey].bytes_used finally: utils._get_container_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_container_details_cached_miss_mtime(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_container_details_from_fs(cont_path, bu_p=5): bu = bu_p oc = 1 ol = ['foo',] dl = [('a',100),] return utils.ContainerDetails(bu, oc, ol, dl) def mock_do_stat(path): # Be sure we miss due to mtimes not matching class MockStat(object): def __init__(self, mtime): self.st_mtime = mtime return MockStat(200) cd = mock_get_container_details_from_fs(the_path, bu_p=6) mc.set(utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path, cd) orig_gcdff = utils._get_container_details_from_fs utils._get_container_details_from_fs = mock_get_container_details_from_fs orig_ds = utils.do_stat utils.do_stat = mock_do_stat try: retval = utils.get_container_details(the_path, memcache=mc) cd = mock_get_container_details_from_fs(the_path) assert retval == (cd.obj_list, cd.object_count, cd.bytes_used) mkey = utils.MEMCACHE_CONTAINER_DETAILS_KEY_PREFIX + the_path assert mkey in mc._d assert 5 == mc._d[mkey].bytes_used finally: utils._get_container_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_account_details_uncached(self): the_path = "/tmp/bar" def mock_get_account_details_from_fs(acc_path, acc_stats): mt = 100 cc = 2 cl = ['a', 'b'] return utils.AccountDetails(mt, cc, cl) orig_gcdff = utils._get_account_details_from_fs utils._get_account_details_from_fs = mock_get_account_details_from_fs try: retval = utils.get_account_details(the_path) ad = mock_get_account_details_from_fs(the_path, None) assert retval == (ad.container_list, ad.container_count) finally: utils._get_account_details_from_fs = orig_gcdff def test_account_details_cached_hit(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_account_details_from_fs(acc_path, acc_stats): mt = 100 cc = 2 cl = ['a', 'b'] return utils.AccountDetails(mt, cc, cl) def mock_do_stat(path): class MockStat(object): def __init__(self, mtime): self.st_mtime = mtime return MockStat(100) ad = mock_get_account_details_from_fs(the_path, None) ad.container_list = ['x', 'y'] mc.set(utils.MEMCACHE_ACCOUNT_DETAILS_KEY_PREFIX + the_path, ad) orig_gcdff = utils._get_account_details_from_fs orig_ds = utils.do_stat utils._get_account_details_from_fs = mock_get_account_details_from_fs utils.do_stat = mock_do_stat try: retval = utils.get_account_details(the_path, memcache=mc) assert retval == (ad.container_list, ad.container_count) wrong_ad = mock_get_account_details_from_fs(the_path, None) assert wrong_ad != ad finally: utils._get_account_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_account_details_cached_miss(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_account_details_from_fs(acc_path, acc_stats): mt = 100 cc = 2 cl = ['a', 'b'] return utils.AccountDetails(mt, cc, cl) def mock_do_stat(path): class MockStat(object): def __init__(self, mtime): self.st_mtime = mtime return MockStat(100) ad = mock_get_account_details_from_fs(the_path, None) ad.container_list = ['x', 'y'] mc.set(utils.MEMCACHE_ACCOUNT_DETAILS_KEY_PREFIX + the_path + 'u', ad) orig_gcdff = utils._get_account_details_from_fs orig_ds = utils.do_stat utils._get_account_details_from_fs = mock_get_account_details_from_fs utils.do_stat = mock_do_stat try: retval = utils.get_account_details(the_path, memcache=mc) correct_ad = mock_get_account_details_from_fs(the_path, None) assert retval == (correct_ad.container_list, correct_ad.container_count) assert correct_ad != ad finally: utils._get_account_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_account_details_cached_miss_mtime(self): mc = SimMemcache() the_path = "/tmp/bar" def mock_get_account_details_from_fs(acc_path, acc_stats): mt = 100 cc = 2 cl = ['a', 'b'] return utils.AccountDetails(mt, cc, cl) def mock_do_stat(path): class MockStat(object): def __init__(self, mtime): self.st_mtime = mtime return MockStat(100) ad = mock_get_account_details_from_fs(the_path, None) ad.container_list = ['x', 'y'] ad.mtime = 200 mc.set(utils.MEMCACHE_ACCOUNT_DETAILS_KEY_PREFIX + the_path, ad) orig_gcdff = utils._get_account_details_from_fs orig_ds = utils.do_stat utils._get_account_details_from_fs = mock_get_account_details_from_fs utils.do_stat = mock_do_stat try: retval = utils.get_account_details(the_path, memcache=mc) correct_ad = mock_get_account_details_from_fs(the_path, None) assert retval == (correct_ad.container_list, correct_ad.container_count) assert correct_ad != ad finally: utils._get_account_details_from_fs = orig_gcdff utils.do_stat = orig_ds def test_get_account_details_from_fs(self): orig_cwd = os.getcwd() td = tempfile.mkdtemp() try: tf = tarfile.open("common/data/account_tree.tar.bz2", "r:bz2") os.chdir(td) tf.extractall() ad = utils._get_account_details_from_fs(td, None) assert ad.mtime == os.path.getmtime(td) assert ad.container_count == 3 assert set(ad.container_list) == set(['c1', 'c2', 'c3']) finally: os.chdir(orig_cwd) shutil.rmtree(td) def test_get_container_details_from_fs_notadir(self): tf = tempfile.NamedTemporaryFile() cd = utils._get_container_details_from_fs(tf.name) assert cd.bytes_used == 0 assert cd.object_count == 0 assert cd.obj_list == [] assert cd.dir_list == [] def test_get_container_details_from_fs(self): orig_cwd = os.getcwd() td = tempfile.mkdtemp() try: tf = tarfile.open("common/data/container_tree.tar.bz2", "r:bz2") os.chdir(td) tf.extractall() cd = utils._get_container_details_from_fs(td) assert cd.bytes_used == 0, repr(cd.bytes_used) assert cd.object_count == 8, repr(cd.object_count) assert set(cd.obj_list) == set(['file1', 'file3', 'file2', 'dir3', 'dir1', 'dir2', 'dir1/file1', 'dir1/file2' ]), repr(cd.obj_list) full_dir1 = os.path.join(td, 'dir1') full_dir2 = os.path.join(td, 'dir2') full_dir3 = os.path.join(td, 'dir3') exp_dir_dict = { td: os.path.getmtime(td), full_dir1: os.path.getmtime(full_dir1), full_dir2: os.path.getmtime(full_dir2), full_dir3: os.path.getmtime(full_dir3), } for d,m in cd.dir_list: assert d in exp_dir_dict assert exp_dir_dict[d] == m finally: os.chdir(orig_cwd) shutil.rmtree(td) def test_get_container_details_from_fs_do_getsize_true(self): orig_cwd = os.getcwd() td = tempfile.mkdtemp() try: tf = tarfile.open("common/data/container_tree.tar.bz2", "r:bz2") os.chdir(td) tf.extractall() __do_getsize = Glusterfs._do_getsize Glusterfs._do_getsize = True cd = utils._get_container_details_from_fs(td) assert cd.bytes_used == 30, repr(cd.bytes_used) assert cd.object_count == 8, repr(cd.object_count) assert set(cd.obj_list) == set(['file1', 'file3', 'file2', 'dir3', 'dir1', 'dir2', 'dir1/file1', 'dir1/file2' ]), repr(cd.obj_list) full_dir1 = os.path.join(td, 'dir1') full_dir2 = os.path.join(td, 'dir2') full_dir3 = os.path.join(td, 'dir3') exp_dir_dict = { td: os.path.getmtime(td), full_dir1: os.path.getmtime(full_dir1), full_dir2: os.path.getmtime(full_dir2), full_dir3: os.path.getmtime(full_dir3), } for d,m in cd.dir_list: assert d in exp_dir_dict assert exp_dir_dict[d] == m finally: Glusterfs._do_getsize = __do_getsize os.chdir(orig_cwd) shutil.rmtree(td) def test_get_account_details_from_fs_notadir_w_stats(self): tf = tempfile.NamedTemporaryFile() ad = utils._get_account_details_from_fs(tf.name, os.stat(tf.name)) assert ad.mtime == os.path.getmtime(tf.name) assert ad.container_count == 0 assert ad.container_list == [] def test_get_account_details_from_fs_notadir(self): tf = tempfile.NamedTemporaryFile() ad = utils._get_account_details_from_fs(tf.name, None) assert ad.mtime == os.path.getmtime(tf.name) assert ad.container_count == 0 assert ad.container_list == [] def test_write_pickle(self): td = tempfile.mkdtemp() try: fpp = os.path.join(td, 'pp') utils.write_pickle('pickled peppers', fpp) with open(fpp, "rb") as f: contents = f.read() s = pickle.loads(contents) assert s == 'pickled peppers', repr(s) finally: shutil.rmtree(td) def test_write_pickle_ignore_tmp(self): tf = tempfile.NamedTemporaryFile() td = tempfile.mkdtemp() try: fpp = os.path.join(td, 'pp') # Also test an explicity pickle protocol utils.write_pickle('pickled peppers', fpp, tmp=tf.name, pickle_protocol=2) with open(fpp, "rb") as f: contents = f.read() s = pickle.loads(contents) assert s == 'pickled peppers', repr(s) with open(tf.name, "rb") as f: contents = f.read() assert contents == '' finally: shutil.rmtree(td) def test_check_user_xattr_bad_path(self): assert False == utils.check_user_xattr("/tmp/foo/bar/check/user/xattr") def test_check_user_xattr_bad_set(self): td = tempfile.mkdtemp() xkey = _xkey(td, 'user.test.key1') _xattr_set_err[xkey] = errno.EOPNOTSUPP try: assert False == utils.check_user_xattr(td) except IOError: pass else: self.fail("Expected IOError") finally: shutil.rmtree(td) def test_check_user_xattr_bad_remove(self): td = tempfile.mkdtemp() xkey = _xkey(td, 'user.test.key1') _xattr_rem_err[xkey] = errno.EOPNOTSUPP try: utils.check_user_xattr(td) except IOError: self.fail("Unexpected IOError") finally: shutil.rmtree(td) def test_check_user_xattr(self): td = tempfile.mkdtemp() try: assert utils.check_user_xattr(td) finally: shutil.rmtree(td) def test_validate_container_empty(self): ret = utils.validate_container({}) assert ret == False def test_validate_container_missing_keys(self): ret = utils.validate_container({ 'foo': 'bar' }) assert ret == False def test_validate_container_bad_type(self): md = { utils.X_TYPE: ('bad', 0), utils.X_TIMESTAMP: ('na', 0), utils.X_PUT_TIMESTAMP: ('na', 0), utils.X_OBJECTS_COUNT: ('na', 0), utils.X_BYTES_USED: ('na', 0) } ret = utils.validate_container(md) assert ret == False def test_validate_container_good_type(self): md = { utils.X_TYPE: (utils.CONTAINER, 0), utils.X_TIMESTAMP: ('na', 0), utils.X_PUT_TIMESTAMP: ('na', 0), utils.X_OBJECTS_COUNT: ('na', 0), utils.X_BYTES_USED: ('na', 0) } ret = utils.validate_container(md) assert ret def test_validate_account_empty(self): ret = utils.validate_account({}) assert ret == False def test_validate_account_missing_keys(self): ret = utils.validate_account({ 'foo': 'bar' }) assert ret == False def test_validate_account_bad_type(self): md = { utils.X_TYPE: ('bad', 0), utils.X_TIMESTAMP: ('na', 0), utils.X_PUT_TIMESTAMP: ('na', 0), utils.X_OBJECTS_COUNT: ('na', 0), utils.X_BYTES_USED: ('na', 0), utils.X_CONTAINER_COUNT: ('na', 0) } ret = utils.validate_account(md) assert ret == False def test_validate_account_good_type(self): md = { utils.X_TYPE: (utils.ACCOUNT, 0), utils.X_TIMESTAMP: ('na', 0), utils.X_PUT_TIMESTAMP: ('na', 0), utils.X_OBJECTS_COUNT: ('na', 0), utils.X_BYTES_USED: ('na', 0), utils.X_CONTAINER_COUNT: ('na', 0) } ret = utils.validate_account(md) assert ret def test_validate_object_empty(self): ret = utils.validate_object({}) assert ret == False def test_validate_object_missing_keys(self): ret = utils.validate_object({ 'foo': 'bar' }) assert ret == False def test_validate_object_bad_type(self): md = { utils.X_TIMESTAMP: 'na', utils.X_CONTENT_TYPE: 'na', utils.X_ETAG: 'bad', utils.X_CONTENT_LENGTH: 'na', utils.X_TYPE: 'bad', utils.X_OBJECT_TYPE: 'na' } ret = utils.validate_object(md) assert ret == False def test_validate_object_good_type(self): md = { utils.X_TIMESTAMP: 'na', utils.X_CONTENT_TYPE: 'na', utils.X_ETAG: 'bad', utils.X_CONTENT_LENGTH: 'na', utils.X_TYPE: utils.OBJECT, utils.X_OBJECT_TYPE: 'na' } ret = utils.validate_object(md) assert ret