本文整理汇总了Python中rbd.RBD.create方法的典型用法代码示例。如果您正苦于以下问题:Python RBD.create方法的具体用法?Python RBD.create怎么用?Python RBD.create使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类rbd.RBD
的用法示例。
在下文中一共展示了RBD.create方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: TestMirroring
# 需要导入模块: from rbd import RBD [as 别名]
# 或者: from rbd.RBD import create [as 别名]
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']
#.........这里部分代码省略.........
示例2: TestImage
# 需要导入模块: from rbd import RBD [as 别名]
# 或者: from rbd.RBD import create [as 别名]
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_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
#.........这里部分代码省略.........
示例3: TestImage
# 需要导入模块: from rbd import RBD [as 别名]
# 或者: from rbd.RBD import create [as 别名]
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()
@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)
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())
#.........这里部分代码省略.........