image = rbd.Image(ioctx, 'myimage') data = 'foo' * 200 image.write(data, 0) 这会将"foo"写入镜像的前 600 字节。请注意,数据不能是 :type:unicode - librbd 不知道如何处理比 :c:type:char 更宽的字符。 关闭镜像、IO 上下文和与 RADOS 的连接: i
image = rbd.Image(ioctx, 'myimage') data = 'foo' * 200 image.write(data, 0) 这会将foo写入映像的前 600 个字节。 请注意,数据不能是:type:unicode-librbd不知道如何处理比:c:type:char更宽的字符。 关闭映像, IO 上下文和与 RADOS 的连接: image.close() ioctx.close() cluster.shutdown() ...
open_ioctx('my_pool') try: rbd_inst = rbd.RBD() size = 4 * 1024**3 # 4 GiB rbd_inst.create(ioctx, 'myimage', size) image = rbd.Image(ioctx, 'myimage') try: data = b'foo' * 200 image.write(data, 0) finally: image.close() finally: ioctx.close() finally: cluster....
For example, users can use Python scripts to create a new RBD image, set its size and features, map it to a device on the local system, and perform write and read operations on the image. Python scripts can also be used to take snapshots of RBD images, clone existing images, and dele...
create(ioctx, image_name, size) image = rbd.Image(ioctx, image_name) try: data = 'foo' * 200 image.write(data, 0) except Exception as e: print "Write error: ", e raise e finally: image.close() finally: ioctx.close() def image_list(cluster, pool_name): print "---" print...
self.root.geometry('%dx%d'%(450,250))self.page=Frame(self.root)self.Dir=StringVar()self.Port=StringVar()self.path=StringVar()self.dir_info=StringVar()self.create_page()defcreate_page(self):self.page.grid()withopen('tmp.gif','wb+')asf:f.write(base64.b64decode(img_bs64))self.photo...
ioctx=cluster.open_ioctx('pool_name')data=b'Hello, Ceph!'ioctx.write('object_name',data)ioctx.close() 1. 2. 3. 4. data是要写入对象的数据。 创建块设备 rbd_inst=rbd.RBD()rbd_inst.create(ioctx,'image_name',size_in_bytes) ...
image_data =awaitresponse.bytes() img = Image.open(BytesIO(image_data)) img_widht = img.size[0] img_height = img.size[1] scale_width =0.3# 0.75scale_height =0.1# 0.5img = img.resize((int(img_widht*scale_width),int(img_height*scale_height)), Image.NEAREST) ...
remove_rbd_volumes(pool, *volumes) def _cleanup_lvm(self, instance): """Delete all LVM disks for given instance object.""" disks = self._lvm_disks(instance) if disks: libvirt_utils.remove_logical_volumes(*disks) @staticmethod def _get_disk_xml(xml, device): """Returns the xml for ...
conda install -c conda-forge ezc3d rerun-sdk=0.16.1 trimesh numpy biorbd pyomeca tk imageio imageio-ffmpeg Then, ensure it is accessible in your Python environment by installing the package: pip install . or python setup.py install Citing @software{pierre_puchaud_2024_11449215, author = ...