def r_resize(uuid, size): args_rules = [ Rules.UUID.value, Rules.DISK_SIZE_STR.value ] try: ji.Check.previewing(args_rules, {'uuid': uuid, 'size': size}) disk = Disk() disk.uuid = uuid disk.get_by('uuid') ret = dict() ret['state'] = ji.Common.exchange_state(20000) if disk.size >= int(size): ret['state'] = ji.Common.exchange_state(41257) return ret config = Config() config.id = 1 config.get() disk.size = int(size) disk.quota(config=config) # 将在事件返回层(models/event_processor.py:224 附近),更新数据库中 disk 对象 message = { '_object': 'disk', 'action': 'resize', 'uuid': disk.uuid, 'guest_uuid': disk.guest_uuid, 'storage_mode': config.storage_mode, 'size': disk.size, 'dfs_volume': config.dfs_volume, 'node_id': disk.node_id, 'image_path': disk.path, 'disks': [disk.__dict__], 'passback_parameters': {'size': disk.size} } if config.storage_mode in [StorageMode.shared_mount.value, StorageMode.ceph.value, StorageMode.glusterfs.value]: message['node_id'] = Host.get_lightest_host()['node_id'] if disk.guest_uuid.__len__() == 36: message['device_node'] = dev_table[disk.sequence] Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False)) return ret except ji.PreviewingError, e: return json.loads(e.message)
def r_delete(uuids): args_rules = [ Rules.UUIDS.value ] try: ji.Check.previewing(args_rules, {'uuids': uuids}) ret = dict() ret['state'] = ji.Common.exchange_state(20000) disk = Disk() # 检测所指定的 UUDIs 磁盘都存在 for uuid in uuids.split(','): disk.uuid = uuid disk.get_by('uuid') # 判断磁盘是否与虚拟机处于离状态 if disk.state not in [DiskState.idle.value, DiskState.dirty.value]: ret['state'] = ji.Common.exchange_state(41256) return ret config = Config() config.id = 1 config.get() # 执行删除操作 for uuid in uuids.split(','): disk.uuid = uuid disk.get_by('uuid') message = { '_object': 'disk', 'action': 'delete', 'uuid': disk.uuid, 'storage_mode': config.storage_mode, 'dfs_volume': config.dfs_volume, 'node_id': disk.node_id, 'image_path': disk.path } if config.storage_mode in [StorageMode.shared_mount.value, StorageMode.ceph.value, StorageMode.glusterfs.value]: message['node_id'] = Host.get_lightest_host()['node_id'] Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False)) return ret except ji.PreviewingError, e: return json.loads(e.message)