本文整理汇总了Python中rbd.Image.list_snaps方法的典型用法代码示例。如果您正苦于以下问题:Python Image.list_snaps方法的具体用法?Python Image.list_snaps怎么用?Python Image.list_snaps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.Image
的用法示例。
在下文中一共展示了Image.list_snaps方法的9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: delete_image
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
def delete_image(ioctx, img_name):
image = Image(ioctx, img_name)
for snap in image.list_snaps():
snap_name = snap['name']
print("removing snapshot: %[email protected]%s" % (img_name, snap_name))
if image.is_protected_snap(snap_name):
image.unprotect_snap(snap_name)
image.remove_snap(snap_name)
image.close()
print("removing image: %s" % img_name)
RBD().remove(ioctx, img_name)
示例2: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
#.........这里部分代码省略.........
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("\0" * 251, read)
def test_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
self.image.copy(ioctx, IMG_NAME + "2")
assert_raises(ImageExists, self.image.copy, ioctx, IMG_NAME + "2")
copy = Image(ioctx, IMG_NAME + "2")
copy_data = copy.read(256, 256)
copy.close()
self.rbd.remove(ioctx, IMG_NAME + "2")
eq(data, copy_data)
def test_create_snap(self):
global ioctx
self.image.create_snap("snap1")
read = self.image.read(0, 256)
eq(read, "\0" * 256)
data = rand_data(256)
self.image.write(data, 0)
read = self.image.read(0, 256)
eq(read, data)
at_snapshot = Image(ioctx, IMG_NAME, "snap1")
snap_data = at_snapshot.read(0, 256)
at_snapshot.close()
eq(snap_data, "\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"], map(lambda snap: snap["name"], self.image.list_snaps()))
self.image.create_snap("snap2")
eq(["snap1", "snap2"], map(lambda snap: snap["name"], self.image.list_snaps()))
self.image.remove_snap("snap1")
self.image.remove_snap("snap2")
def test_remove_snap(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap("snap1")
eq(["snap1"], map(lambda snap: snap["name"], self.image.list_snaps()))
self.image.remove_snap("snap1")
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_remove_with_snap(self):
self.image.create_snap("snap1")
assert_raises(ImageHasSnapshots, remove_image)
self.image.remove_snap("snap1")
示例3: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
#.........这里部分代码省略.........
read = self.image.read(IMG_SIZE / 2 - 10, 5)
eq(data[:5], read)
read = self.image.read(IMG_SIZE / 2 - 5, 251)
eq('\0' * 251, read)
def test_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
image_name = get_temp_image_name()
self.image.copy(ioctx, image_name)
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_create_snap(self):
global ioctx
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\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, '\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'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.create_snap('snap2')
eq(['snap1', 'snap2'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
self.image.remove_snap('snap2')
def test_remove_snap(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap('snap1')
eq(['snap1'], map(lambda snap: snap['name'], 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'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.rename_snap("snap1", "snap1-rename")
eq(['snap1-rename'], map(lambda snap: snap['name'], 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')
示例4: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
class TestImage(object):
def setUp(self):
self.rbd = RBD()
create_image()
self.image = Image(ioctx, IMG_NAME)
def tearDown(self):
self.image.close()
remove_image()
def test_stat(self):
info = self.image.stat()
check_stat(info, IMG_SIZE, IMG_ORDER)
def test_write(self):
data = rand_data(256)
self.image.write(data, 0)
def test_read(self):
data = self.image.read(0, 20)
eq(data, '\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, '\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_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
bytes_copied = self.image.copy(ioctx, IMG_NAME + '2')
copy = Image(ioctx, IMG_NAME + '2')
copy_data = copy.read(256, 256)
copy.close()
self.rbd.remove(ioctx, IMG_NAME + '2')
eq(bytes_copied, IMG_SIZE)
eq(data, copy_data)
def test_create_snap(self):
global ioctx
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\0' * 256)
data = rand_data(256)
self.image.write(data, 0)
read = self.image.read(0, 256)
eq(read, data)
at_snapshot = Image(ioctx, IMG_NAME, 'snap1')
snap_data = at_snapshot.read(0, 256)
at_snapshot.close()
eq(snap_data, '\0' * 256)
def test_list_snaps(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap('snap1')
eq(['snap1'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.create_snap('snap2')
eq(['snap1', 'snap2'], map(lambda snap: snap['name'], self.image.list_snaps()))
def test_remove_snap(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap('snap1')
eq(['snap1'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
eq([], list(self.image.list_snaps()))
def test_rollback_to_snap(self):
self.image.write('\0' * 256, 0)
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\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, '\0' * 256)
#.........这里部分代码省略.........
示例5: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
#.........这里部分代码省略.........
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('\0' * 251, read)
def test_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
self.image.copy(ioctx, IMG_NAME + '2')
assert_raises(ImageExists, self.image.copy, ioctx, IMG_NAME + '2')
copy = Image(ioctx, IMG_NAME + '2')
copy_data = copy.read(256, 256)
copy.close()
self.rbd.remove(ioctx, IMG_NAME + '2')
eq(data, copy_data)
def test_create_snap(self):
global ioctx
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\0' * 256)
data = rand_data(256)
self.image.write(data, 0)
read = self.image.read(0, 256)
eq(read, data)
at_snapshot = Image(ioctx, IMG_NAME, 'snap1')
snap_data = at_snapshot.read(0, 256)
at_snapshot.close()
eq(snap_data, '\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'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.create_snap('snap2')
eq(['snap1', 'snap2'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
self.image.remove_snap('snap2')
def test_remove_snap(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap('snap1')
eq(['snap1'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
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_remove_with_snap(self):
self.image.create_snap('snap1')
assert_raises(ImageHasSnapshots, remove_image)
self.image.remove_snap('snap1')
示例6: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
#.........这里部分代码省略.........
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')
示例7: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
#.........这里部分代码省略.........
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")
示例8: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
class TestImage(object):
def setUp(self):
self.rbd = RBD()
create_image()
self.image = Image(ioctx, IMG_NAME)
def tearDown(self):
self.image.close()
remove_image()
def test_stat(self):
info = self.image.stat()
check_stat(info, IMG_SIZE, IMG_ORDER)
def test_write(self):
data = rand_data(256)
self.image.write(data, 0)
def test_read(self):
data = self.image.read(0, 20)
eq(data, '\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, '\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_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('\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('\0' * 251, read)
def test_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
self.image.copy(ioctx, IMG_NAME + '2')
assert_raises(ImageExists, self.image.copy, ioctx, IMG_NAME + '2')
copy = Image(ioctx, IMG_NAME + '2')
copy_data = copy.read(256, 256)
copy.close()
self.rbd.remove(ioctx, IMG_NAME + '2')
eq(data, copy_data)
def test_create_snap(self):
global ioctx
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\0' * 256)
data = rand_data(256)
self.image.write(data, 0)
read = self.image.read(0, 256)
eq(read, data)
at_snapshot = Image(ioctx, IMG_NAME, 'snap1')
snap_data = at_snapshot.read(0, 256)
at_snapshot.close()
eq(snap_data, '\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'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.create_snap('snap2')
eq(['snap1', 'snap2'], map(lambda snap: snap['name'], self.image.list_snaps()))
#.........这里部分代码省略.........
示例9: TestImage
# 需要导入模块: from rbd import Image [as 别名]
# 或者: from rbd.Image import list_snaps [as 别名]
class TestImage(object):
def setUp(self):
self.rbd = RBD()
create_image()
self.image = Image(ioctx, IMG_NAME)
def tearDown(self):
self.image.close()
remove_image()
def test_stat(self):
info = self.image.stat()
check_stat(info, IMG_SIZE, IMG_ORDER)
def test_write(self):
data = rand_data(256)
self.image.write(data, 0)
def test_read(self):
data = self.image.read(0, 20)
eq(data, '\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, '\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_copy(self):
global ioctx
data = rand_data(256)
self.image.write(data, 256)
self.image.copy(ioctx, IMG_NAME + '2')
assert_raises(ImageExists, self.image.copy, ioctx, IMG_NAME + '2')
copy = Image(ioctx, IMG_NAME + '2')
copy_data = copy.read(256, 256)
copy.close()
self.rbd.remove(ioctx, IMG_NAME + '2')
eq(data, copy_data)
def test_create_snap(self):
global ioctx
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\0' * 256)
data = rand_data(256)
self.image.write(data, 0)
read = self.image.read(0, 256)
eq(read, data)
at_snapshot = Image(ioctx, IMG_NAME, 'snap1')
snap_data = at_snapshot.read(0, 256)
at_snapshot.close()
eq(snap_data, '\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'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.create_snap('snap2')
eq(['snap1', 'snap2'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
self.image.remove_snap('snap2')
def test_remove_snap(self):
eq([], list(self.image.list_snaps()))
self.image.create_snap('snap1')
eq(['snap1'], map(lambda snap: snap['name'], self.image.list_snaps()))
self.image.remove_snap('snap1')
eq([], list(self.image.list_snaps()))
def test_remove_with_snap(self):
self.image.create_snap('snap1')
assert_raises(ImageBusy, remove_image)
self.image.remove_snap('snap1')
def test_rollback_to_snap(self):
self.image.write('\0' * 256, 0)
self.image.create_snap('snap1')
read = self.image.read(0, 256)
eq(read, '\0' * 256)
#.........这里部分代码省略.........