+++ /dev/null
-# vim: expandtab smarttab shiftwidth=4 softtabstop=4
-import functools
-import socket
-import os
-import time
-import sys
-
-from datetime import datetime
-from nose import with_setup, SkipTest
-from nose.tools import eq_ as eq, assert_raises, assert_not_equal
-from rados import (Rados,
- LIBRADOS_OP_FLAG_FADVISE_DONTNEED,
- LIBRADOS_OP_FLAG_FADVISE_NOCACHE,
- LIBRADOS_OP_FLAG_FADVISE_RANDOM)
-from rbd import (RBD, Image, ImageNotFound, InvalidArgument, ImageExists,
- ImageBusy, ImageHasSnapshots, ReadOnlyImage,
- FunctionNotSupported, ArgumentOutOfRange,
- DiskQuotaExceeded, ConnectionShutdown, PermissionError,
- RBD_FEATURE_LAYERING, RBD_FEATURE_STRIPINGV2,
- RBD_FEATURE_EXCLUSIVE_LOCK, RBD_FEATURE_JOURNALING,
- RBD_MIRROR_MODE_DISABLED, RBD_MIRROR_MODE_IMAGE,
- RBD_MIRROR_MODE_POOL, RBD_MIRROR_IMAGE_ENABLED,
- RBD_MIRROR_IMAGE_DISABLED, MIRROR_IMAGE_STATUS_STATE_UNKNOWN,
- RBD_LOCK_MODE_EXCLUSIVE)
-
-rados = None
-ioctx = None
-features = None
-image_idx = 0
-image_name = None
-pool_idx = 0
-pool_name = None
-IMG_SIZE = 8 << 20 # 8 MiB
-IMG_ORDER = 22 # 4 MiB objects
-
-def setup_module():
- global rados
- rados = Rados(conffile='')
- rados.connect()
- global pool_name
- pool_name = get_temp_pool_name()
- rados.create_pool(pool_name)
- global ioctx
- ioctx = rados.open_ioctx(pool_name)
- ioctx.application_enable('rbd')
- global features
- features = os.getenv("RBD_FEATURES")
- features = int(features) if features is not None else 61
-
-def teardown_module():
- global ioctx
- ioctx.close()
- global rados
- rados.delete_pool(pool_name)
- rados.shutdown()
-
-def get_temp_pool_name():
- global pool_idx
- pool_idx += 1
- return "test-rbd-api-" + socket.gethostname() + '-' + str(os.getpid()) + \
- '-' + str(pool_idx)
-
-def get_temp_image_name():
- global image_idx
- image_idx += 1
- return "image" + str(image_idx)
-
-def create_image():
- global image_name
- image_name = get_temp_image_name()
- if features is not None:
- RBD().create(ioctx, image_name, IMG_SIZE, IMG_ORDER, old_format=False,
- features=int(features))
- else:
- RBD().create(ioctx, image_name, IMG_SIZE, IMG_ORDER, old_format=True)
-
-def remove_image():
- if image_name is not None:
- RBD().remove(ioctx, image_name)
-
-def require_new_format():
- def wrapper(fn):
- def _require_new_format(*args, **kwargs):
- global features
- if features is None:
- raise SkipTest
- return fn(*args, **kwargs)
- return functools.wraps(fn)(_require_new_format)
- return wrapper
-
-def require_features(required_features):
- def wrapper(fn):
- def _require_features(*args, **kwargs):
- global features
- if features is None:
- raise SkipTest
- for feature in required_features:
- if feature & features != feature:
- raise SkipTest
- return fn(*args, **kwargs)
- return functools.wraps(fn)(_require_features)
- return wrapper
-
-def blacklist_features(blacklisted_features):
- def wrapper(fn):
- def _blacklist_features(*args, **kwargs):
- global features
- for feature in blacklisted_features:
- if features is not None and feature & features == feature:
- raise SkipTest
- return fn(*args, **kwargs)
- return functools.wraps(fn)(_blacklist_features)
- return wrapper
-
-def test_version():
- RBD().version()
-
-def test_create():
- create_image()
- remove_image()
-
-def check_default_params(format, order=None, features=None, stripe_count=None,
- stripe_unit=None, exception=None):
- global rados
- global ioctx
- orig_vals = {}
- for k in ['rbd_default_format', 'rbd_default_order', 'rbd_default_features',
- 'rbd_default_stripe_count', 'rbd_default_stripe_unit']:
- orig_vals[k] = rados.conf_get(k)
- try:
- rados.conf_set('rbd_default_format', str(format))
- if order is not None:
- rados.conf_set('rbd_default_order', str(order or 0))
- if features is not None:
- rados.conf_set('rbd_default_features', str(features or 0))
- if stripe_count is not None:
- rados.conf_set('rbd_default_stripe_count', str(stripe_count or 0))
- if stripe_unit is not None:
- rados.conf_set('rbd_default_stripe_unit', str(stripe_unit or 0))
- feature_data_pool = 0
- datapool = rados.conf_get('rbd_default_data_pool')
- if not len(datapool) == 0:
- feature_data_pool = 128
- image_name = get_temp_image_name()
- if exception is None:
- RBD().create(ioctx, image_name, IMG_SIZE)
- try:
- with Image(ioctx, image_name) as image:
- eq(format == 1, image.old_format())
-
- expected_order = int(rados.conf_get('rbd_default_order'))
- actual_order = image.stat()['order']
- eq(expected_order, actual_order)
-
- expected_features = features
- if format == 1:
- expected_features = 0
- elif expected_features is None:
- expected_features = 61 | feature_data_pool
- else:
- expected_features |= feature_data_pool
- eq(expected_features, image.features())
-
- expected_stripe_count = stripe_count
- if not expected_stripe_count or format == 1 or \
- features & RBD_FEATURE_STRIPINGV2 == 0:
- expected_stripe_count = 1
- eq(expected_stripe_count, image.stripe_count())
-
- expected_stripe_unit = stripe_unit
- if not expected_stripe_unit or format == 1 or \
- features & RBD_FEATURE_STRIPINGV2 == 0:
- expected_stripe_unit = 1 << actual_order
- eq(expected_stripe_unit, image.stripe_unit())
- finally:
- RBD().remove(ioctx, image_name)
- else:
- assert_raises(exception, RBD().create, ioctx, image_name, IMG_SIZE)
- finally:
- for k, v in orig_vals.items():
- rados.conf_set(k, v)
-
-def test_create_defaults():
- # basic format 1 and 2
- check_default_params(1)
- check_default_params(2)
- # invalid order
- check_default_params(1, 0, exception=ArgumentOutOfRange)
- check_default_params(2, 0, exception=ArgumentOutOfRange)
- check_default_params(1, 11, exception=ArgumentOutOfRange)
- check_default_params(2, 11, exception=ArgumentOutOfRange)
- check_default_params(1, 65, exception=ArgumentOutOfRange)
- check_default_params(2, 65, exception=ArgumentOutOfRange)
- # striping and features are ignored for format 1
- check_default_params(1, 20, 0, 1, 1)
- check_default_params(1, 20, 3, 1, 1)
- check_default_params(1, 20, 0, 0, 0)
- # striping is ignored if stripingv2 is not set
- check_default_params(2, 20, 0, 1, 1 << 20)
- check_default_params(2, 20, RBD_FEATURE_LAYERING, 1, 1 << 20)
- check_default_params(2, 20, 0, 0, 0)
- # striping with stripingv2 is fine
- check_default_params(2, 20, RBD_FEATURE_STRIPINGV2, 1, 1 << 16)
- check_default_params(2, 20, RBD_FEATURE_STRIPINGV2, 10, 1 << 20)
- check_default_params(2, 20, RBD_FEATURE_STRIPINGV2, 10, 1 << 16)
- check_default_params(2, 20, 0, 0, 0)
- # make sure invalid combinations of stripe unit and order are still invalid
- check_default_params(2, 22, RBD_FEATURE_STRIPINGV2, 10, 1 << 50, exception=InvalidArgument)
- check_default_params(2, 22, RBD_FEATURE_STRIPINGV2, 10, 100, exception=InvalidArgument)
- check_default_params(2, 22, RBD_FEATURE_STRIPINGV2, 0, 1, exception=InvalidArgument)
- check_default_params(2, 22, RBD_FEATURE_STRIPINGV2, 1, 0, exception=InvalidArgument)
- # 0 stripe unit and count are still ignored
- check_default_params(2, 22, 0, 0, 0)
-
-def test_context_manager():
- with Rados(conffile='') as cluster:
- with cluster.open_ioctx(pool_name) as ioctx:
- image_name = get_temp_image_name()
- RBD().create(ioctx, image_name, IMG_SIZE)
- with Image(ioctx, image_name) as image:
- data = rand_data(256)
- image.write(data, 0)
- read = image.read(0, 256)
- RBD().remove(ioctx, image_name)
- eq(data, read)
-
-def test_open_read_only():
- with Rados(conffile='') as cluster:
- with cluster.open_ioctx(pool_name) as ioctx:
- image_name = get_temp_image_name()
- RBD().create(ioctx, image_name, IMG_SIZE)
- data = rand_data(256)
- with Image(ioctx, image_name) as image:
- image.write(data, 0)
- image.create_snap('snap')
- with Image(ioctx, image_name, read_only=True) as image:
- read = image.read(0, 256)
- eq(data, read)
- assert_raises(ReadOnlyImage, image.write, data, 0)
- assert_raises(ReadOnlyImage, image.create_snap, 'test')
- assert_raises(ReadOnlyImage, image.remove_snap, 'snap')
- assert_raises(ReadOnlyImage, image.rollback_to_snap, 'snap')
- assert_raises(ReadOnlyImage, image.protect_snap, 'snap')
- assert_raises(ReadOnlyImage, image.unprotect_snap, 'snap')
- assert_raises(ReadOnlyImage, image.unprotect_snap, 'snap')
- assert_raises(ReadOnlyImage, image.flatten)
- with Image(ioctx, image_name) as image:
- image.remove_snap('snap')
- RBD().remove(ioctx, image_name)
- eq(data, read)
-
-def test_open_dne():
- for i in range(100):
- image_name = get_temp_image_name()
- assert_raises(ImageNotFound, Image, ioctx, image_name + 'dne')
- assert_raises(ImageNotFound, Image, ioctx, image_name, 'snap')
-
-def test_open_readonly_dne():
- for i in range(100):
- image_name = get_temp_image_name()
- assert_raises(ImageNotFound, Image, ioctx, image_name + 'dne',
- read_only=True)
- assert_raises(ImageNotFound, Image, ioctx, image_name, 'snap',
- read_only=True)
-
-def test_remove_dne():
- assert_raises(ImageNotFound, remove_image)
-
-def test_list_empty():
- eq([], RBD().list(ioctx))
-
-@with_setup(create_image, remove_image)
-def test_list():
- eq([image_name], RBD().list(ioctx))
-
-@with_setup(create_image, remove_image)
-def test_rename():
- rbd = RBD()
- image_name2 = get_temp_image_name()
- rbd.rename(ioctx, image_name, image_name2)
- eq([image_name2], rbd.list(ioctx))
- rbd.rename(ioctx, image_name2, image_name)
- eq([image_name], rbd.list(ioctx))
-
-def rand_data(size):
- return os.urandom(size)
-
-def check_stat(info, size, order):
- assert 'block_name_prefix' in info
- eq(info['size'], size)
- eq(info['order'], order)
- eq(info['num_objs'], size // (1 << order))
- eq(info['obj_size'], 1 << order)
-
-class TestImage(object):
-
- def setUp(self):
- self.rbd = RBD()
- create_image()
- self.image = Image(ioctx, image_name)
-
- def tearDown(self):
- self.image.close()
- remove_image()
- self.image = None
-
- @require_new_format()
- @blacklist_features([RBD_FEATURE_EXCLUSIVE_LOCK])
- def test_update_features(self):
- features = self.image.features()
- self.image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, True)
- eq(features | RBD_FEATURE_EXCLUSIVE_LOCK, self.image.features())
-
- @require_features([RBD_FEATURE_STRIPINGV2])
- def test_create_with_params(self):
- global features
- image_name = get_temp_image_name()
- order = 20
- stripe_unit = 1 << 20
- stripe_count = 10
- self.rbd.create(ioctx, image_name, IMG_SIZE, order,
- False, features, stripe_unit, stripe_count)
- image = Image(ioctx, image_name)
- info = image.stat()
- check_stat(info, IMG_SIZE, order)
- eq(image.features(), features)
- eq(image.stripe_unit(), stripe_unit)
- eq(image.stripe_count(), stripe_count)
- image.close()
- RBD().remove(ioctx, image_name)
-
- @require_new_format()
- def test_id(self):
- assert_not_equal(b'', self.image.id())
-
- def test_block_name_prefix(self):
- assert_not_equal(b'', self.image.block_name_prefix())
-
- def test_create_timestamp(self):
- timestamp = self.image.create_timestamp()
- assert_not_equal(0, timestamp.year)
- assert_not_equal(1970, timestamp.year)
-
- def test_invalidate_cache(self):
- self.image.write(b'abc', 0)
- eq(b'abc', self.image.read(0, 3))
- self.image.invalidate_cache()
- eq(b'abc', self.image.read(0, 3))
-
- def test_stat(self):
- info = self.image.stat()
- check_stat(info, IMG_SIZE, IMG_ORDER)
-
- def test_flags(self):
- flags = self.image.flags()
- eq(0, flags)
-
- def test_image_auto_close(self):
- image = Image(ioctx, image_name)
-
- def test_write(self):
- data = rand_data(256)
- self.image.write(data, 0)
-
- def test_write_with_fadvise_flags(self):
- data = rand_data(256)
- self.image.write(data, 0, LIBRADOS_OP_FLAG_FADVISE_DONTNEED)
- self.image.write(data, 0, LIBRADOS_OP_FLAG_FADVISE_NOCACHE)
-
- def test_read(self):
- data = self.image.read(0, 20)
- eq(data, b'\0' * 20)
-
- def test_read_with_fadvise_flags(self):
- data = self.image.read(0, 20, LIBRADOS_OP_FLAG_FADVISE_DONTNEED)
- eq(data, b'\0' * 20)
- data = self.image.read(0, 20, LIBRADOS_OP_FLAG_FADVISE_RANDOM)
- eq(data, b'\0' * 20)
-
- def test_large_write(self):
- data = rand_data(IMG_SIZE)
- self.image.write(data, 0)
-
- def test_large_read(self):
- data = self.image.read(0, IMG_SIZE)
- eq(data, b'\0' * IMG_SIZE)
-
- def test_write_read(self):
- data = rand_data(256)
- offset = 50
- self.image.write(data, offset)
- read = self.image.read(offset, 256)
- eq(data, read)
-
- def test_read_bad_offset(self):
- assert_raises(InvalidArgument, self.image.read, IMG_SIZE + 1, IMG_SIZE)
-
- def test_resize(self):
- new_size = IMG_SIZE * 2
- self.image.resize(new_size)
- info = self.image.stat()
- check_stat(info, new_size, IMG_ORDER)
-
- def test_size(self):
- eq(IMG_SIZE, self.image.size())
- self.image.create_snap('snap1')
- new_size = IMG_SIZE * 2
- self.image.resize(new_size)
- eq(new_size, self.image.size())
- self.image.create_snap('snap2')
- self.image.set_snap('snap2')
- eq(new_size, self.image.size())
- self.image.set_snap('snap1')
- eq(IMG_SIZE, self.image.size())
- self.image.set_snap(None)
- eq(new_size, self.image.size())
- self.image.remove_snap('snap1')
- self.image.remove_snap('snap2')
-
- def test_resize_down(self):
- new_size = IMG_SIZE // 2
- data = rand_data(256)
- self.image.write(data, IMG_SIZE // 2);
- self.image.resize(new_size)
- self.image.resize(IMG_SIZE)
- read = self.image.read(IMG_SIZE // 2, 256)
- eq(b'\0' * 256, read)
-
- def test_resize_bytes(self):
- new_size = IMG_SIZE // 2 - 5
- data = rand_data(256)
- self.image.write(data, IMG_SIZE // 2 - 10);
- self.image.resize(new_size)
- self.image.resize(IMG_SIZE)
- read = self.image.read(IMG_SIZE // 2 - 10, 5)
- eq(data[:5], read)
- read = self.image.read(IMG_SIZE // 2 - 5, 251)
- eq(b'\0' * 251, read)
-
- def _test_copy(self, features=None, order=None, stripe_unit=None,
- stripe_count=None):
- global ioctx
- data = rand_data(256)
- self.image.write(data, 256)
- image_name = get_temp_image_name()
- if features is None:
- self.image.copy(ioctx, image_name)
- elif order is None:
- self.image.copy(ioctx, image_name, features)
- elif stripe_unit is None:
- self.image.copy(ioctx, image_name, features, order)
- elif stripe_count is None:
- self.image.copy(ioctx, image_name, features, order, stripe_unit)
- else:
- self.image.copy(ioctx, image_name, features, order, stripe_unit,
- stripe_count)
- assert_raises(ImageExists, self.image.copy, ioctx, image_name)
- copy = Image(ioctx, image_name)
- copy_data = copy.read(256, 256)
- copy.close()
- self.rbd.remove(ioctx, image_name)
- eq(data, copy_data)
-
- def test_copy(self):
- self._test_copy()
-
- def test_copy2(self):
- self._test_copy(self.image.features(), self.image.stat()['order'])
-
- @require_features([RBD_FEATURE_STRIPINGV2])
- def test_copy3(self):
- global features
- self._test_copy(features, self.image.stat()['order'],
- self.image.stripe_unit(), self.image.stripe_count())
-
- def test_create_snap(self):
- global ioctx
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- at_snapshot = Image(ioctx, image_name, 'snap1')
- snap_data = at_snapshot.read(0, 256)
- at_snapshot.close()
- eq(snap_data, b'\0' * 256)
- self.image.remove_snap('snap1')
-
- def test_list_snaps(self):
- eq([], list(self.image.list_snaps()))
- self.image.create_snap('snap1')
- eq(['snap1'], [snap['name'] for snap in self.image.list_snaps()])
- self.image.create_snap('snap2')
- eq(['snap1', 'snap2'], [snap['name'] for snap in self.image.list_snaps()])
- self.image.remove_snap('snap1')
- self.image.remove_snap('snap2')
-
- def test_list_snaps_iterator_auto_close(self):
- self.image.create_snap('snap1')
- self.image.list_snaps()
- self.image.remove_snap('snap1')
-
- def test_remove_snap(self):
- eq([], list(self.image.list_snaps()))
- self.image.create_snap('snap1')
- eq(['snap1'], [snap['name'] for snap in self.image.list_snaps()])
- self.image.remove_snap('snap1')
- eq([], list(self.image.list_snaps()))
-
- def test_rename_snap(self):
- eq([], list(self.image.list_snaps()))
- self.image.create_snap('snap1')
- eq(['snap1'], [snap['name'] for snap in self.image.list_snaps()])
- self.image.rename_snap("snap1", "snap1-rename")
- eq(['snap1-rename'], [snap['name'] for snap in self.image.list_snaps()])
- self.image.remove_snap('snap1-rename')
- eq([], list(self.image.list_snaps()))
-
- @require_features([RBD_FEATURE_LAYERING])
- def test_protect_snap(self):
- self.image.create_snap('snap1')
- assert(not self.image.is_protected_snap('snap1'))
- self.image.protect_snap('snap1')
- assert(self.image.is_protected_snap('snap1'))
- assert_raises(ImageBusy, self.image.remove_snap, 'snap1')
- self.image.unprotect_snap('snap1')
- assert(not self.image.is_protected_snap('snap1'))
- self.image.remove_snap('snap1')
- assert_raises(ImageNotFound, self.image.unprotect_snap, 'snap1')
- assert_raises(ImageNotFound, self.image.is_protected_snap, 'snap1')
-
- def test_snap_timestamp(self):
- self.image.create_snap('snap1')
- eq(['snap1'], [snap['name'] for snap in self.image.list_snaps()])
- for snap in self.image.list_snaps():
- snap_id = snap["id"]
- time = self.image.get_snap_timestamp(snap_id)
- assert_not_equal(b'', time.year)
- assert_not_equal(0, time.year)
- assert_not_equal(time.year, '1970')
- self.image.remove_snap('snap1')
-
- def test_limit_snaps(self):
- self.image.set_snap_limit(2)
- eq(2, self.image.get_snap_limit())
- self.image.create_snap('snap1')
- self.image.create_snap('snap2')
- assert_raises(DiskQuotaExceeded, self.image.create_snap, 'snap3')
- self.image.remove_snap_limit()
- self.image.create_snap('snap3')
-
- self.image.remove_snap('snap1')
- self.image.remove_snap('snap2')
- self.image.remove_snap('snap3')
-
- @require_features([RBD_FEATURE_EXCLUSIVE_LOCK])
- def test_remove_with_exclusive_lock(self):
- assert_raises(ImageBusy, remove_image)
-
- @blacklist_features([RBD_FEATURE_EXCLUSIVE_LOCK])
- def test_remove_with_snap(self):
- self.image.create_snap('snap1')
- assert_raises(ImageHasSnapshots, remove_image)
- self.image.remove_snap('snap1')
-
- @blacklist_features([RBD_FEATURE_EXCLUSIVE_LOCK])
- def test_remove_with_watcher(self):
- data = rand_data(256)
- self.image.write(data, 0)
- assert_raises(ImageBusy, remove_image)
- read = self.image.read(0, 256)
- eq(read, data)
-
- def test_rollback_to_snap(self):
- self.image.write(b'\0' * 256, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.rollback_to_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- self.image.remove_snap('snap1')
-
- def test_rollback_to_snap_sparse(self):
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.rollback_to_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- self.image.remove_snap('snap1')
-
- def test_rollback_with_resize(self):
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, data)
- new_size = IMG_SIZE * 2
- self.image.resize(new_size)
- check_stat(self.image.stat(), new_size, IMG_ORDER)
- self.image.write(data, new_size - 256)
- self.image.create_snap('snap2')
- read = self.image.read(new_size - 256, 256)
- eq(read, data)
- self.image.rollback_to_snap('snap1')
- check_stat(self.image.stat(), IMG_SIZE, IMG_ORDER)
- assert_raises(InvalidArgument, self.image.read, new_size - 256, 256)
- self.image.rollback_to_snap('snap2')
- check_stat(self.image.stat(), new_size, IMG_ORDER)
- read = self.image.read(new_size - 256, 256)
- eq(read, data)
- self.image.remove_snap('snap1')
- self.image.remove_snap('snap2')
-
- def test_set_snap(self):
- self.image.write(b'\0' * 256, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.set_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- self.image.remove_snap('snap1')
-
- def test_set_no_snap(self):
- self.image.write(b'\0' * 256, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.set_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- self.image.set_snap(None)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.remove_snap('snap1')
-
- def test_set_snap_sparse(self):
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.set_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- self.image.remove_snap('snap1')
-
- def test_many_snaps(self):
- num_snaps = 200
- for i in range(num_snaps):
- self.image.create_snap(str(i))
- snaps = sorted(self.image.list_snaps(),
- key=lambda snap: int(snap['name']))
- eq(len(snaps), num_snaps)
- for i, snap in enumerate(snaps):
- eq(snap['size'], IMG_SIZE)
- eq(snap['name'], str(i))
- for i in range(num_snaps):
- self.image.remove_snap(str(i))
-
- def test_set_snap_deleted(self):
- self.image.write(b'\0' * 256, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.set_snap('snap1')
- self.image.remove_snap('snap1')
- assert_raises(ImageNotFound, self.image.read, 0, 256)
- self.image.set_snap(None)
- read = self.image.read(0, 256)
- eq(read, data)
-
- def test_set_snap_recreated(self):
- self.image.write(b'\0' * 256, 0)
- self.image.create_snap('snap1')
- read = self.image.read(0, 256)
- eq(read, b'\0' * 256)
- data = rand_data(256)
- self.image.write(data, 0)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.set_snap('snap1')
- self.image.remove_snap('snap1')
- self.image.create_snap('snap1')
- assert_raises(ImageNotFound, self.image.read, 0, 256)
- self.image.set_snap(None)
- read = self.image.read(0, 256)
- eq(read, data)
- self.image.remove_snap('snap1')
-
- def test_lock_unlock(self):
- assert_raises(ImageNotFound, self.image.unlock, '')
- self.image.lock_exclusive('')
- assert_raises(ImageExists, self.image.lock_exclusive, '')
- assert_raises(ImageBusy, self.image.lock_exclusive, 'test')
- assert_raises(ImageExists, self.image.lock_shared, '', '')
- assert_raises(ImageBusy, self.image.lock_shared, 'foo', '')
- self.image.unlock('')
-
- def test_list_lockers(self):
- eq([], self.image.list_lockers())
- self.image.lock_exclusive('test')
- lockers = self.image.list_lockers()
- eq(1, len(lockers['lockers']))
- _, cookie, _ = lockers['lockers'][0]
- eq(cookie, 'test')
- eq('', lockers['tag'])
- assert lockers['exclusive']
- self.image.unlock('test')
- eq([], self.image.list_lockers())
-
- num_shared = 10
- for i in range(num_shared):
- self.image.lock_shared(str(i), 'tag')
- lockers = self.image.list_lockers()
- eq('tag', lockers['tag'])
- assert not lockers['exclusive']
- eq(num_shared, len(lockers['lockers']))
- cookies = sorted(map(lambda x: x[1], lockers['lockers']))
- for i in range(num_shared):
- eq(str(i), cookies[i])
- self.image.unlock(str(i))
- eq([], self.image.list_lockers())
-
- def test_diff_iterate(self):
- check_diff(self.image, 0, IMG_SIZE, None, [])
- self.image.write(b'a' * 256, 0)
- check_diff(self.image, 0, IMG_SIZE, None, [(0, 256, True)])
- self.image.write(b'b' * 256, 256)
- check_diff(self.image, 0, IMG_SIZE, None, [(0, 512, True)])
- self.image.discard(128, 256)
- check_diff(self.image, 0, IMG_SIZE, None, [(0, 512, True)])
-
- self.image.create_snap('snap1')
- self.image.discard(0, 1 << IMG_ORDER)
- self.image.create_snap('snap2')
- self.image.set_snap('snap2')
- check_diff(self.image, 0, IMG_SIZE, 'snap1', [(0, 512, False)])
- self.image.remove_snap('snap1')
- self.image.remove_snap('snap2')
-
- def test_aio_read(self):
- # this is a list so that the local cb() can modify it
- retval = [None]
- def cb(_, buf):
- retval[0] = buf
-
- # test1: success case
- comp = self.image.aio_read(0, 20, cb)
- comp.wait_for_complete_and_cb()
- eq(retval[0], b'\0' * 20)
- eq(comp.get_return_value(), 20)
- eq(sys.getrefcount(comp), 2)
-
- # test2: error case
- retval[0] = 1
- comp = self.image.aio_read(IMG_SIZE, 20, cb)
- comp.wait_for_complete_and_cb()
- eq(None, retval[0])
- assert(comp.get_return_value() < 0)
- eq(sys.getrefcount(comp), 2)
-
- def test_aio_write(self):
- retval = [None]
- def cb(comp):
- retval[0] = comp.get_return_value()
-
- data = rand_data(256)
- comp = self.image.aio_write(data, 256, cb)
- comp.wait_for_complete_and_cb()
- eq(retval[0], 0)
- eq(comp.get_return_value(), 0)
- eq(sys.getrefcount(comp), 2)
- eq(self.image.read(256, 256), data)
-
- def test_aio_discard(self):
- retval = [None]
- def cb(comp):
- retval[0] = comp.get_return_value()
-
- data = rand_data(256)
- self.image.write(data, 0)
- comp = self.image.aio_discard(0, 256, cb)
- comp.wait_for_complete_and_cb()
- eq(retval[0], 0)
- eq(comp.get_return_value(), 0)
- eq(sys.getrefcount(comp), 2)
- eq(self.image.read(256, 256), b'\0' * 256)
-
- def test_aio_flush(self):
- retval = [None]
- def cb(comp):
- retval[0] = comp.get_return_value()
-
- comp = self.image.aio_flush(cb)
- comp.wait_for_complete_and_cb()
- eq(retval[0], 0)
- eq(sys.getrefcount(comp), 2)
-
- def test_metadata(self):
- metadata = list(self.image.metadata_list())
- eq(len(metadata), 0)
- self.image.metadata_set("key1", "value1")
- self.image.metadata_set("key2", "value2")
- value = self.image.metadata_get("key1")
- eq(value, "value1")
- value = self.image.metadata_get("key2")
- eq(value, "value2")
- metadata = list(self.image.metadata_list())
- eq(len(metadata), 2)
- self.image.metadata_remove("key1")
- metadata = list(self.image.metadata_list())
- eq(len(metadata), 1)
- eq(metadata[0], ("key2", "value2"))
- self.image.metadata_remove("key2")
- metadata = list(self.image.metadata_list())
- eq(len(metadata), 0)
-
- N = 65
- for i in xrange(N):
- self.image.metadata_set("key" + str(i), "X" * 1025)
- metadata = list(self.image.metadata_list())
- eq(len(metadata), N)
- for i in xrange(N):
- self.image.metadata_remove("key" + str(i))
- metadata = list(self.image.metadata_list())
- eq(len(metadata), N - i - 1)
-
-def check_diff(image, offset, length, from_snapshot, expected):
- extents = []
- def cb(offset, length, exists):
- extents.append((offset, length, exists))
- image.diff_iterate(0, IMG_SIZE, None, cb)
- eq(extents, expected)
-
-class TestClone(object):
-
- @require_features([RBD_FEATURE_LAYERING])
- def setUp(self):
- global ioctx
- global features
- self.rbd = RBD()
- create_image()
- self.image = Image(ioctx, image_name)
- data = rand_data(256)
- self.image.write(data, IMG_SIZE // 2)
- self.image.create_snap('snap1')
- global features
- self.image.protect_snap('snap1')
- self.clone_name = get_temp_image_name()
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, self.clone_name,
- features)
- self.clone = Image(ioctx, self.clone_name)
-
- def tearDown(self):
- global ioctx
- self.clone.close()
- self.rbd.remove(ioctx, self.clone_name)
- self.image.unprotect_snap('snap1')
- self.image.remove_snap('snap1')
- self.image.close()
- remove_image()
-
- def _test_with_params(self, features=None, order=None, stripe_unit=None,
- stripe_count=None):
- self.image.create_snap('snap2')
- self.image.protect_snap('snap2')
- clone_name2 = get_temp_image_name()
- if features is None:
- self.rbd.clone(ioctx, image_name, 'snap2', ioctx, clone_name2)
- elif order is None:
- self.rbd.clone(ioctx, image_name, 'snap2', ioctx, clone_name2,
- features)
- elif stripe_unit is None:
- self.rbd.clone(ioctx, image_name, 'snap2', ioctx, clone_name2,
- features, order)
- elif stripe_count is None:
- self.rbd.clone(ioctx, image_name, 'snap2', ioctx, clone_name2,
- features, order, stripe_unit)
- else:
- self.rbd.clone(ioctx, image_name, 'snap2', ioctx, clone_name2,
- features, order, stripe_unit, stripe_count)
- self.rbd.remove(ioctx, clone_name2)
- self.image.unprotect_snap('snap2')
- self.image.remove_snap('snap2')
-
- def test_with_params(self):
- self._test_with_params()
-
- def test_with_params2(self):
- global features
- self._test_with_params(features, self.image.stat()['order'])
-
- @require_features([RBD_FEATURE_STRIPINGV2])
- def test_with_params3(self):
- global features
- self._test_with_params(features, self.image.stat()['order'],
- self.image.stripe_unit(),
- self.image.stripe_count())
-
- def test_unprotected(self):
- self.image.create_snap('snap2')
- global features
- clone_name2 = get_temp_image_name()
- assert_raises(InvalidArgument, self.rbd.clone, ioctx, image_name,
- 'snap2', ioctx, clone_name2, features)
- self.image.remove_snap('snap2')
-
- def test_unprotect_with_children(self):
- global features
- # can't remove a snapshot that has dependent clones
- assert_raises(ImageBusy, self.image.remove_snap, 'snap1')
-
- # validate parent info of clone created by TestClone.setUp
- (pool, image, snap) = self.clone.parent_info()
- eq(pool, pool_name)
- eq(image, image_name)
- eq(snap, 'snap1')
- eq(self.image.id(), self.clone.parent_id())
-
- # create a new pool...
- pool_name2 = get_temp_pool_name()
- rados.create_pool(pool_name2)
- other_ioctx = rados.open_ioctx(pool_name2)
- other_ioctx.application_enable('rbd')
-
- # ...with a clone of the same parent
- other_clone_name = get_temp_image_name()
- self.rbd.clone(ioctx, image_name, 'snap1', other_ioctx,
- other_clone_name, features)
- self.other_clone = Image(other_ioctx, other_clone_name)
- # validate its parent info
- (pool, image, snap) = self.other_clone.parent_info()
- eq(pool, pool_name)
- eq(image, image_name)
- eq(snap, 'snap1')
- eq(self.image.id(), self.other_clone.parent_id())
-
- # can't unprotect snap with children
- assert_raises(ImageBusy, self.image.unprotect_snap, 'snap1')
-
- # 2 children, check that cannot remove the parent snap
- assert_raises(ImageBusy, self.image.remove_snap, 'snap1')
-
- # close and remove other pool's clone
- self.other_clone.close()
- self.rbd.remove(other_ioctx, other_clone_name)
-
- # check that we cannot yet remove the parent snap
- assert_raises(ImageBusy, self.image.remove_snap, 'snap1')
-
- other_ioctx.close()
- rados.delete_pool(pool_name2)
-
- # unprotect, remove parent snap happen in cleanup, and should succeed
-
- def test_stat(self):
- image_info = self.image.stat()
- clone_info = self.clone.stat()
- eq(clone_info['size'], image_info['size'])
- eq(clone_info['size'], self.clone.overlap())
-
- def test_resize_stat(self):
- self.clone.resize(IMG_SIZE // 2)
- image_info = self.image.stat()
- clone_info = self.clone.stat()
- eq(clone_info['size'], IMG_SIZE // 2)
- eq(image_info['size'], IMG_SIZE)
- eq(self.clone.overlap(), IMG_SIZE // 2)
-
- self.clone.resize(IMG_SIZE * 2)
- image_info = self.image.stat()
- clone_info = self.clone.stat()
- eq(clone_info['size'], IMG_SIZE * 2)
- eq(image_info['size'], IMG_SIZE)
- eq(self.clone.overlap(), IMG_SIZE // 2)
-
- def test_resize_io(self):
- parent_data = self.image.read(IMG_SIZE // 2, 256)
- self.image.resize(0)
- self.clone.resize(IMG_SIZE // 2 + 128)
- child_data = self.clone.read(IMG_SIZE // 2, 128)
- eq(child_data, parent_data[:128])
- self.clone.resize(IMG_SIZE)
- child_data = self.clone.read(IMG_SIZE // 2, 256)
- eq(child_data, parent_data[:128] + (b'\0' * 128))
- self.clone.resize(IMG_SIZE // 2 + 1)
- child_data = self.clone.read(IMG_SIZE // 2, 1)
- eq(child_data, parent_data[0:1])
- self.clone.resize(0)
- self.clone.resize(IMG_SIZE)
- child_data = self.clone.read(IMG_SIZE // 2, 256)
- eq(child_data, b'\0' * 256)
-
- def test_read(self):
- parent_data = self.image.read(IMG_SIZE // 2, 256)
- child_data = self.clone.read(IMG_SIZE // 2, 256)
- eq(child_data, parent_data)
-
- def test_write(self):
- parent_data = self.image.read(IMG_SIZE // 2, 256)
- new_data = rand_data(256)
- self.clone.write(new_data, IMG_SIZE // 2 + 256)
- child_data = self.clone.read(IMG_SIZE // 2 + 256, 256)
- eq(child_data, new_data)
- child_data = self.clone.read(IMG_SIZE // 2, 256)
- eq(child_data, parent_data)
- parent_data = self.image.read(IMG_SIZE // 2 + 256, 256)
- eq(parent_data, b'\0' * 256)
-
- def check_children(self, expected):
- actual = self.image.list_children()
- # dedup for cache pools until
- # http://tracker.ceph.com/issues/8187 is fixed
- deduped = set([(pool_name, image[1]) for image in actual])
- eq(deduped, set(expected))
-
- def test_list_children(self):
- global ioctx
- global features
- self.image.set_snap('snap1')
- self.check_children([(pool_name, self.clone_name)])
- self.clone.close()
- self.rbd.remove(ioctx, self.clone_name)
- eq(self.image.list_children(), [])
-
- clone_name = get_temp_image_name() + '_'
- expected_children = []
- for i in range(10):
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx,
- clone_name + str(i), features)
- expected_children.append((pool_name, clone_name + str(i)))
- self.check_children(expected_children)
-
- for i in range(10):
- self.rbd.remove(ioctx, clone_name + str(i))
- expected_children.pop(0)
- self.check_children(expected_children)
-
- eq(self.image.list_children(), [])
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, self.clone_name,
- features)
- self.check_children([(pool_name, self.clone_name)])
- self.clone = Image(ioctx, self.clone_name)
-
- def test_flatten_errors(self):
- # test that we can't flatten a non-clone
- assert_raises(InvalidArgument, self.image.flatten)
-
- # test that we can't flatten a snapshot
- self.clone.create_snap('snap2')
- self.clone.set_snap('snap2')
- assert_raises(ReadOnlyImage, self.clone.flatten)
- self.clone.remove_snap('snap2')
-
- def check_flatten_with_order(self, new_order):
- global ioctx
- global features
- clone_name2 = get_temp_image_name()
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, clone_name2,
- features, new_order)
- #with Image(ioctx, 'clone2') as clone:
- clone2 = Image(ioctx, clone_name2)
- clone2.flatten()
- eq(clone2.overlap(), 0)
- clone2.close()
- self.rbd.remove(ioctx, clone_name2)
-
- # flatten after resizing to non-block size
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, clone_name2,
- features, new_order)
- with Image(ioctx, clone_name2) as clone:
- clone.resize(IMG_SIZE // 2 - 1)
- clone.flatten()
- eq(0, clone.overlap())
- self.rbd.remove(ioctx, clone_name2)
-
- # flatten after resizing to non-block size
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, clone_name2,
- features, new_order)
- with Image(ioctx, clone_name2) as clone:
- clone.resize(IMG_SIZE // 2 + 1)
- clone.flatten()
- eq(clone.overlap(), 0)
- self.rbd.remove(ioctx, clone_name2)
-
- def test_flatten_basic(self):
- self.check_flatten_with_order(IMG_ORDER)
-
- def test_flatten_smaller_order(self):
- self.check_flatten_with_order(IMG_ORDER - 2)
-
- def test_flatten_larger_order(self):
- self.check_flatten_with_order(IMG_ORDER + 2)
-
- def test_flatten_drops_cache(self):
- global ioctx
- global features
- clone_name2 = get_temp_image_name()
- self.rbd.clone(ioctx, image_name, 'snap1', ioctx, clone_name2,
- features, IMG_ORDER)
- with Image(ioctx, clone_name2) as clone:
- with Image(ioctx, clone_name2) as clone2:
- # cache object non-existence
- data = clone.read(IMG_SIZE // 2, 256)
- clone2_data = clone2.read(IMG_SIZE // 2, 256)
- eq(data, clone2_data)
- clone.flatten()
- assert_raises(ImageNotFound, clone.parent_info)
- assert_raises(ImageNotFound, clone2.parent_info)
- assert_raises(ImageNotFound, clone.parent_id)
- assert_raises(ImageNotFound, clone2.parent_id)
- after_flatten = clone.read(IMG_SIZE // 2, 256)
- eq(data, after_flatten)
- after_flatten = clone2.read(IMG_SIZE // 2, 256)
- eq(data, after_flatten)
- self.rbd.remove(ioctx, clone_name2)
-
- def test_flatten_multi_level(self):
- self.clone.create_snap('snap2')
- self.clone.protect_snap('snap2')
- clone_name3 = get_temp_image_name()
- self.rbd.clone(ioctx, self.clone_name, 'snap2', ioctx, clone_name3,
- features)
- self.clone.flatten()
- with Image(ioctx, clone_name3) as clone3:
- clone3.flatten()
- self.clone.unprotect_snap('snap2')
- self.clone.remove_snap('snap2')
- self.rbd.remove(ioctx, clone_name3)
-
- def test_resize_flatten_multi_level(self):
- self.clone.create_snap('snap2')
- self.clone.protect_snap('snap2')
- clone_name3 = get_temp_image_name()
- self.rbd.clone(ioctx, self.clone_name, 'snap2', ioctx, clone_name3,
- features)
- self.clone.resize(1)
- orig_data = self.image.read(0, 256)
- with Image(ioctx, clone_name3) as clone3:
- clone3_data = clone3.read(0, 256)
- eq(orig_data, clone3_data)
- self.clone.flatten()
- with Image(ioctx, clone_name3) as clone3:
- clone3_data = clone3.read(0, 256)
- eq(orig_data, clone3_data)
- self.rbd.remove(ioctx, clone_name3)
- self.clone.unprotect_snap('snap2')
- self.clone.remove_snap('snap2')
-
-class TestExclusiveLock(object):
-
- @require_features([RBD_FEATURE_EXCLUSIVE_LOCK])
- def setUp(self):
- global rados2
- rados2 = Rados(conffile='')
- rados2.connect()
- global ioctx2
- ioctx2 = rados2.open_ioctx(pool_name)
- create_image()
-
- def tearDown(self):
- remove_image()
- global ioctx2
- ioctx2.close()
- global rados2
- rados2.shutdown()
-
- def test_ownership(self):
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- image1.write(b'0'*256, 0)
- eq(image1.is_exclusive_lock_owner(), True)
- eq(image2.is_exclusive_lock_owner(), False)
-
- def test_snapshot_leadership(self):
- with Image(ioctx, image_name) as image:
- image.create_snap('snap')
- eq(image.is_exclusive_lock_owner(), True)
- try:
- with Image(ioctx, image_name) as image:
- image.write(b'0'*256, 0)
- eq(image.is_exclusive_lock_owner(), True)
- image.set_snap('snap')
- eq(image.is_exclusive_lock_owner(), False)
- with Image(ioctx, image_name, snapshot='snap') as image:
- eq(image.is_exclusive_lock_owner(), False)
- finally:
- with Image(ioctx, image_name) as image:
- image.remove_snap('snap')
-
- def test_read_only_leadership(self):
- with Image(ioctx, image_name, read_only=True) as image:
- eq(image.is_exclusive_lock_owner(), False)
-
- def test_follower_flatten(self):
- with Image(ioctx, image_name) as image:
- image.create_snap('snap')
- image.protect_snap('snap')
- try:
- RBD().clone(ioctx, image_name, 'snap', ioctx, 'clone', features)
- with Image(ioctx, 'clone') as image1, Image(ioctx2, 'clone') as image2:
- data = rand_data(256)
- image1.write(data, 0)
- image2.flatten()
- assert_raises(ImageNotFound, image1.parent_info)
- assert_raises(ImageNotFound, image1.parent_id)
- parent = True
- for x in range(30):
- try:
- image2.parent_info()
- except ImageNotFound:
- parent = False
- break
- eq(False, parent)
- finally:
- RBD().remove(ioctx, 'clone')
- with Image(ioctx, image_name) as image:
- image.unprotect_snap('snap')
- image.remove_snap('snap')
-
- def test_follower_resize(self):
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- image1.write(b'0'*256, 0)
- for new_size in [IMG_SIZE * 2, IMG_SIZE // 2]:
- image2.resize(new_size);
- eq(new_size, image1.size())
- for x in range(30):
- if new_size == image2.size():
- break
- time.sleep(1)
- eq(new_size, image2.size())
-
- def test_follower_snap_create(self):
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- image2.create_snap('snap1')
- image1.remove_snap('snap1')
-
- def test_follower_snap_rollback(self):
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- image1.create_snap('snap')
- try:
- assert_raises(ReadOnlyImage, image2.rollback_to_snap, 'snap')
- image1.rollback_to_snap('snap')
- finally:
- image1.remove_snap('snap')
-
- def test_follower_discard(self):
- global rados
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- data = rand_data(256)
- image1.write(data, 0)
- image2.discard(0, 256)
- eq(image1.is_exclusive_lock_owner(), False)
- eq(image2.is_exclusive_lock_owner(), True)
- read = image2.read(0, 256)
- if rados.conf_get('rbd_skip_partial_discard') == 'false':
- eq(256 * b'\0', read)
- else:
- eq(data, read)
-
- def test_follower_write(self):
- with Image(ioctx, image_name) as image1, Image(ioctx2, image_name) as image2:
- data = rand_data(256)
- image1.write(data, 0)
- image2.write(data, IMG_SIZE // 2)
- eq(image1.is_exclusive_lock_owner(), False)
- eq(image2.is_exclusive_lock_owner(), True)
- for offset in [0, IMG_SIZE // 2]:
- read = image2.read(offset, 256)
- eq(data, read)
- def test_acquire_release_lock(self):
- with Image(ioctx, image_name) as image:
- image.lock_acquire(RBD_LOCK_MODE_EXCLUSIVE)
- image.lock_release()
-
- def test_break_lock(self):
- blacklist_rados = Rados(conffile='')
- blacklist_rados.connect()
- try:
- blacklist_ioctx = blacklist_rados.open_ioctx(pool_name)
- try:
- rados2.conf_set('rbd_blacklist_on_break_lock', 'true')
- with Image(ioctx2, image_name) as image, \
- Image(blacklist_ioctx, image_name) as blacklist_image:
- blacklist_image.lock_acquire(RBD_LOCK_MODE_EXCLUSIVE)
- assert_raises(ReadOnlyImage, image.lock_acquire,
- RBD_LOCK_MODE_EXCLUSIVE)
-
- lock_owners = list(image.lock_get_owners())
- eq(1, len(lock_owners))
- eq(RBD_LOCK_MODE_EXCLUSIVE, lock_owners[0]['mode'])
- image.lock_break(RBD_LOCK_MODE_EXCLUSIVE,
- lock_owners[0]['owner'])
-
- assert_raises(ConnectionShutdown,
- blacklist_image.is_exclusive_lock_owner)
-
- blacklist_rados.wait_for_latest_osdmap()
- data = rand_data(256)
- assert_raises(ConnectionShutdown,
- blacklist_image.write, data, 0)
-
- image.lock_acquire(RBD_LOCK_MODE_EXCLUSIVE)
-
- try:
- blacklist_image.close()
- except ConnectionShutdown:
- pass
- finally:
- blacklist_ioctx.close()
- finally:
- blacklist_rados.shutdown()
-
-class TestMirroring(object):
-
- @staticmethod
- def check_info(info, global_id, state, primary=None):
- eq(global_id, info['global_id'])
- eq(state, info['state'])
- if primary is not None:
- eq(primary, info['primary'])
-
- def setUp(self):
- self.rbd = RBD()
- self.initial_mirror_mode = self.rbd.mirror_mode_get(ioctx)
- self.rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_POOL)
- create_image()
- self.image = Image(ioctx, image_name)
-
- def tearDown(self):
- self.image.close()
- remove_image()
- self.rbd.mirror_mode_set(ioctx, self.initial_mirror_mode)
-
-
- def test_mirror_peer(self):
- eq([], list(self.rbd.mirror_peer_list(ioctx)))
- cluster_name = "test_cluster"
- client_name = "test_client"
- uuid = self.rbd.mirror_peer_add(ioctx, cluster_name, client_name)
- assert(uuid)
- peer = {
- 'uuid' : uuid,
- 'cluster_name' : cluster_name,
- 'client_name' : client_name,
- }
- eq([peer], list(self.rbd.mirror_peer_list(ioctx)))
- cluster_name = "test_cluster1"
- self.rbd.mirror_peer_set_cluster(ioctx, uuid, cluster_name)
- client_name = "test_client1"
- self.rbd.mirror_peer_set_client(ioctx, uuid, client_name)
- peer = {
- 'uuid' : uuid,
- 'cluster_name' : cluster_name,
- 'client_name' : client_name,
- }
- eq([peer], list(self.rbd.mirror_peer_list(ioctx)))
- self.rbd.mirror_peer_remove(ioctx, uuid)
- eq([], list(self.rbd.mirror_peer_list(ioctx)))
-
- @require_features([RBD_FEATURE_EXCLUSIVE_LOCK,
- RBD_FEATURE_JOURNALING])
- def test_mirror_image(self):
-
- self.rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_IMAGE)
- self.image.mirror_image_disable(True)
- info = self.image.mirror_image_get_info()
- self.check_info(info, '', RBD_MIRROR_IMAGE_DISABLED, False)
-
- self.image.mirror_image_enable()
- info = self.image.mirror_image_get_info()
- global_id = info['global_id']
- self.check_info(info, global_id, RBD_MIRROR_IMAGE_ENABLED, True)
-
- self.rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_POOL)
- fail = False
- try:
- self.image.mirror_image_disable(True)
- except InvalidArgument:
- fail = True
- eq(True, fail) # Fails because of mirror mode pool
-
- self.image.mirror_image_demote()
- info = self.image.mirror_image_get_info()
- self.check_info(info, global_id, RBD_MIRROR_IMAGE_ENABLED, False)
-
- self.image.mirror_image_resync()
-
- self.image.mirror_image_promote(True)
- info = self.image.mirror_image_get_info()
- self.check_info(info, global_id, RBD_MIRROR_IMAGE_ENABLED, True)
-
- fail = False
- try:
- self.image.mirror_image_resync()
- except InvalidArgument:
- fail = True
- eq(True, fail) # Fails because it is primary
-
- status = self.image.mirror_image_get_status()
- eq(image_name, status['name'])
- eq(False, status['up'])
- eq(MIRROR_IMAGE_STATUS_STATE_UNKNOWN, status['state'])
- info = status['info']
- self.check_info(info, global_id, RBD_MIRROR_IMAGE_ENABLED, True)
-
- @require_features([RBD_FEATURE_EXCLUSIVE_LOCK,
- RBD_FEATURE_JOURNALING])
- def test_mirror_image_status(self):
- info = self.image.mirror_image_get_info()
- global_id = info['global_id']
- state = info['state']
- primary = info['primary']
-
- status = self.image.mirror_image_get_status()
- eq(image_name, status['name'])
- eq(False, status['up'])
- eq(MIRROR_IMAGE_STATUS_STATE_UNKNOWN, status['state'])
- info = status['info']
- self.check_info(info, global_id, state, primary)
-
- images = list(self.rbd.mirror_image_status_list(ioctx))
- eq(1, len(images))
- status = images[0]
- eq(image_name, status['name'])
- eq(False, status['up'])
- eq(MIRROR_IMAGE_STATUS_STATE_UNKNOWN, status['state'])
- info = status['info']
- self.check_info(info, global_id, state)
-
- states = self.rbd.mirror_image_status_summary(ioctx)
- eq([(MIRROR_IMAGE_STATUS_STATE_UNKNOWN, 1)], states)
-
- N = 65
- for i in range(N):
- self.rbd.create(ioctx, image_name + str(i), IMG_SIZE, IMG_ORDER,
- old_format=False, features=int(features))
- images = list(self.rbd.mirror_image_status_list(ioctx))
- eq(N + 1, len(images))
- for i in range(N):
- self.rbd.remove(ioctx, image_name + str(i))
-
-
-class TestTrash(object):
-
- def setUp(self):
- global rados2
- rados2 = Rados(conffile='')
- rados2.connect()
- global ioctx2
- ioctx2 = rados2.open_ioctx(pool_name)
-
- def tearDown(self):
- global ioctx2
- ioctx2.close()
- global rados2
- rados2.shutdown()
-
- def test_move(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id = image.id()
-
- RBD().trash_move(ioctx, image_name, 1000)
- RBD().trash_remove(ioctx, image_id, True)
-
- def test_remove_denied(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id = image.id()
-
- RBD().trash_move(ioctx, image_name, 1000)
- assert_raises(PermissionError, RBD().trash_remove, ioctx, image_id)
-
- def test_remove(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id = image.id()
-
- RBD().trash_move(ioctx, image_name, 0)
- RBD().trash_remove(ioctx, image_id)
-
- def test_get(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id = image.id()
-
- RBD().trash_move(ioctx, image_name, 1000)
-
- info = RBD().trash_get(ioctx, image_id)
- eq(image_id, info['id'])
- eq(image_name, info['name'])
- eq('USER', info['source'])
- assert(info['deferment_end_time'] > info['deletion_time'])
-
- RBD().trash_remove(ioctx, image_id, True)
-
- def test_list(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id1 = image.id()
- image_name1 = image_name
- RBD().trash_move(ioctx, image_name, 1000)
-
- create_image()
- with Image(ioctx, image_name) as image:
- image_id2 = image.id()
- image_name2 = image_name
- RBD().trash_move(ioctx, image_name, 1000)
-
- entries = list(RBD().trash_list(ioctx))
- for e in entries:
- if e['id'] == image_id1:
- eq(e['name'], image_name1)
- elif e['id'] == image_id2:
- eq(e['name'], image_name2)
- else:
- assert False
- eq(e['source'], 'USER')
- assert e['deferment_end_time'] > e['deletion_time']
-
- RBD().trash_remove(ioctx, image_id1, True)
- RBD().trash_remove(ioctx, image_id2, True)
-
- def test_restore(self):
- create_image()
- with Image(ioctx, image_name) as image:
- image_id = image.id()
- RBD().trash_move(ioctx, image_name, 1000)
- RBD().trash_restore(ioctx, image_id, image_name)
- remove_image()