def r_delete(ids): rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'in', ids])) SSHKeyGuestMapping.delete_by_filter( filter_str=':'.join(['ssh_key_id', 'in', ids])) for row in rows: update_ssh_key(uuid=row['guest_uuid']) return ssh_key_base.delete(ids=ids, ids_rule=Rules.IDS.value, by_field='id')
def r_delete(uuids): args_rules = [ Rules.UUIDS.value ] # TODO: 加入是否删除使用的数据磁盘开关,如果为True,则顺便删除使用的磁盘。否则解除该磁盘被使用的状态。 try: ji.Check.previewing(args_rules, {'uuids': uuids}) guest = Guest() # 检测所指定的 UUDIs 实例都存在 for uuid in uuids.split(','): guest.uuid = uuid guest.get_by('uuid') config = Config() config.id = 1 config.get() # 执行删除操作 for uuid in uuids.split(','): guest.uuid = uuid guest.get_by('uuid') message = { '_object': 'guest', 'action': 'delete', 'uuid': uuid, 'storage_mode': config.storage_mode, 'dfs_volume': config.dfs_volume, 'node_id': guest.node_id } Utils.emit_instruction(message=json.dumps(message)) # 删除创建失败的 Guest if guest.status == status.GuestState.dirty.value: disk = Disk() disk.uuid = guest.uuid disk.get_by('uuid') if disk.state == status.DiskState.pending.value: disk.delete() guest.delete() SSHKeyGuestMapping.delete_by_filter(filter_str=':'.join(['guest_uuid', 'eq', guest.uuid])) ret = dict() ret['state'] = ji.Common.exchange_state(20000) return ret except ji.PreviewingError, e: return json.loads(e.message)
def r_unbound(ssh_key_id): args_rules = [ Rules.SSH_KEY_ID_EXT.value, ] try: ji.Check.previewing(args_rules, {'ssh_key_id': ssh_key_id}) rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'eq', ssh_key_id])) guests_uuid = list() for row in rows: guests_uuid.append(row['guest_uuid']) if guests_uuid.__len__() == 0: guests_uuid.append('_') request.__setattr__( 'args', ImmutableMultiDict([ ('filter', ':'.join(['uuid', 'notin', ','.join(guests_uuid)])), ('page_size', 10000) ])) return guest_base.get_by_filter() except ji.PreviewingError, e: return json.loads(e.message)
def update_ssh_key(uuid): guest = Guest() guest.uuid = uuid guest.get_by('uuid') # 不支持更新离线虚拟机的 SSH-KEY if guest.status != GuestState.running.value: return os_template_image = OSTemplateImage() os_template_profile = OSTemplateProfile() os_template_image.id = guest.os_template_image_id os_template_image.get() os_template_profile.id = os_template_image.os_template_profile_id os_template_profile.get() # 不支持更新 Windows 虚拟机的 SSH-KEY if os_template_profile.os_type == 'windows': return rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['guest_uuid', 'eq', uuid])) ssh_keys_id = list() for row in rows: ssh_keys_id.append(row['ssh_key_id'].__str__()) ssh_keys = list() if ssh_keys_id.__len__() > 0: rows, _ = SSHKey.get_by_filter( filter_str=':'.join(['id', 'in', ','.join(ssh_keys_id)])) for row in rows: ssh_keys.append(row['public_key']) else: ssh_keys.append('') message = { '_object': 'guest', 'uuid': uuid, 'node_id': guest.node_id, 'action': 'update_ssh_key', 'ssh_keys': ssh_keys, 'os_type': os_template_profile.os_type, 'passback_parameters': { 'uuid': uuid, 'ssh_keys': ssh_keys, 'os_type': os_template_profile.os_type } } Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
def r_get(uuids): ret = guest_base.get(ids=uuids, ids_rule=Rules.UUIDS.value, by_field='uuid') if '200' != ret['state']['code']: return ret rows, _ = SSHKeyGuestMapping.get_by_filter(filter_str=':'.join(['guest_uuid', 'in', uuids])) guest_uuid_ssh_key_id_mapping = dict() ssh_keys_id = list() for row in rows: if row['ssh_key_id'] not in ssh_keys_id: ssh_keys_id.append(row['ssh_key_id'].__str__()) if row['guest_uuid'] not in guest_uuid_ssh_key_id_mapping: guest_uuid_ssh_key_id_mapping[row['guest_uuid']] = list() guest_uuid_ssh_key_id_mapping[row['guest_uuid']].append(row['ssh_key_id']) rows, _ = SSHKey.get_by_filter(filter_str=':'.join(['id', 'in', ','.join(ssh_keys_id)])) ssh_key_id_mapping = dict() for row in rows: row['url'] = url_for('v_ssh_keys.show') ssh_key_id_mapping[row['id']] = row if -1 == uuids.find(','): if 'ssh_keys' not in ret['data']: ret['data']['ssh_keys'] = list() if ret['data']['uuid'] in guest_uuid_ssh_key_id_mapping: for ssh_key_id in guest_uuid_ssh_key_id_mapping[ret['data']['uuid']]: if ssh_key_id not in ssh_key_id_mapping: continue ret['data']['ssh_keys'].append(ssh_key_id_mapping[ssh_key_id]) else: for i, guest in enumerate(ret['data']): if 'ssh_keys' not in ret['data'][i]: ret['data'][i]['ssh_keys'] = list() if ret['data'][i]['uuid'] in guest_uuid_ssh_key_id_mapping: for ssh_key_id in guest_uuid_ssh_key_id_mapping[ret['data'][i]['uuid']]: if ssh_key_id not in ssh_key_id_mapping: continue ret['data'][i]['ssh_keys'].append(ssh_key_id_mapping[ssh_key_id]) return ret
def r_unbind(ssh_key_id, uuids): args_rules = [Rules.SSH_KEY_ID_EXT.value, Rules.UUIDS.value] try: ji.Check.previewing(args_rules, { 'ssh_key_id': ssh_key_id, 'uuids': uuids }) ret = dict() ret['state'] = ji.Common.exchange_state(20000) # 获取已经和该 ssh_key 绑定过的映射集合,从中获取映射 id,用于解绑操作 rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'eq', ssh_key_id])) guests_uuid = uuids.split(',') ssh_key_guest_mapping = SSHKeyGuestMapping() for row in rows: # 解除已经绑定过的 guest if row['guest_uuid'] in guests_uuid: ssh_key_guest_mapping.id = row['id'] ssh_key_guest_mapping.delete() update_ssh_key(uuid=row['guest_uuid']) # 返回执行结果 rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'eq', ssh_key_id])) guests_uuid = list() for row in rows: guests_uuid.append(row['guest_uuid']) if guests_uuid.__len__() == 0: guests_uuid.append('_') request.__setattr__( 'args', ImmutableMultiDict([ ('filter', ':'.join(['uuid', 'in', ','.join(guests_uuid)])), ('page_size', 10000) ])) return guest_base.get_by_filter() except ji.PreviewingError, e: return json.loads(e.message)
def response_processor(cls): _object = cls.message['message']['_object'] action = cls.message['message']['action'] uuid = cls.message['message']['uuid'] state = cls.message['type'] data = cls.message['message']['data'] node_id = cls.message['node_id'] if _object == 'guest': if action == 'create': if state == ResponseState.success.value: # 系统盘的 UUID 与其 Guest 的 UUID 相同 cls.disk.uuid = uuid cls.disk.get_by('uuid') cls.disk.guest_uuid = uuid cls.disk.state = DiskState.mounted.value # disk_info['virtual-size'] 的单位为Byte,需要除以 1024 的 3 次方,换算成单位为 GB 的值 cls.disk.size = data['disk_info']['virtual-size'] / (1024** 3) cls.disk.update() else: cls.guest.uuid = uuid cls.guest.get_by('uuid') cls.guest.status = GuestState.dirty.value cls.guest.update() elif action == 'migrate': pass elif action == 'delete': if state == ResponseState.success.value: cls.config.get() cls.guest.uuid = uuid cls.guest.get_by('uuid') if IP(cls.config.start_ip).int() <= IP( cls.guest.ip).int() <= IP(cls.config.end_ip).int(): if db.r.srem(app.config['ip_used_set'], cls.guest.ip): db.r.sadd(app.config['ip_available_set'], cls.guest.ip) if (cls.guest.vnc_port - cls.config.start_vnc_port) <= \ (IP(cls.config.end_ip).int() - IP(cls.config.start_ip).int()): if db.r.srem(app.config['vnc_port_used_set'], cls.guest.vnc_port): db.r.sadd(app.config['vnc_port_available_set'], cls.guest.vnc_port) cls.guest.delete() # TODO: 加入是否删除使用的数据磁盘开关,如果为True,则顺便删除使用的磁盘。否则解除该磁盘被使用的状态。 cls.disk.uuid = uuid cls.disk.get_by('uuid') cls.disk.delete() cls.disk.update_by_filter( { 'guest_uuid': '', 'sequence': -1, 'state': DiskState.idle.value }, filter_str='guest_uuid:eq:' + cls.guest.uuid) SSHKeyGuestMapping.delete_by_filter(filter_str=':'.join( ['guest_uuid', 'eq', cls.guest.uuid])) elif action == 'reset_password': if state == ResponseState.success.value: cls.guest.uuid = uuid cls.guest.get_by('uuid') cls.guest.password = cls.message['message'][ 'passback_parameters']['password'] cls.guest.update() elif action == 'attach_disk': cls.disk.uuid = cls.message['message']['passback_parameters'][ 'disk_uuid'] cls.disk.get_by('uuid') if state == ResponseState.success.value: cls.disk.guest_uuid = uuid cls.disk.sequence = cls.message['message'][ 'passback_parameters']['sequence'] cls.disk.state = DiskState.mounted.value cls.disk.update() elif action == 'detach_disk': cls.disk.uuid = cls.message['message']['passback_parameters'][ 'disk_uuid'] cls.disk.get_by('uuid') if state == ResponseState.success.value: cls.disk.guest_uuid = '' cls.disk.sequence = -1 cls.disk.state = DiskState.idle.value cls.disk.update() elif action == 'boot': if state == ResponseState.success.value: pass elif _object == 'disk': if action == 'create': cls.disk.uuid = uuid cls.disk.get_by('uuid') cls.disk.node_id = node_id if state == ResponseState.success.value: cls.disk.state = DiskState.idle.value else: cls.disk.state = DiskState.dirty.value cls.disk.update() elif action == 'resize': if state == ResponseState.success.value: cls.config.get() cls.disk.uuid = uuid cls.disk.get_by('uuid') cls.disk.size = cls.message['message'][ 'passback_parameters']['size'] cls.disk.quota(config=cls.config) cls.disk.update() elif action == 'delete': cls.disk.uuid = uuid cls.disk.get_by('uuid') cls.disk.delete() elif _object == 'snapshot': if action == 'create': cls.snapshot.id = cls.message['message'][ 'passback_parameters']['id'] cls.snapshot.get() if state == ResponseState.success.value: cls.snapshot.snapshot_id = data['snapshot_id'] cls.snapshot.parent_id = data['parent_id'] cls.snapshot.xml = data['xml'] cls.snapshot.progress = 100 cls.snapshot.update() disks, _ = Disk.get_by_filter(filter_str='guest_uuid:eq:' + cls.snapshot.guest_uuid) for disk in disks: cls.snapshot_disk_mapping.snapshot_id = cls.snapshot.snapshot_id cls.snapshot_disk_mapping.disk_uuid = disk['uuid'] cls.snapshot_disk_mapping.create() else: cls.snapshot.progress = 255 cls.snapshot.update() if action == 'delete': if state == ResponseState.success.value: cls.snapshot.id = cls.message['message'][ 'passback_parameters']['id'] cls.snapshot.get() # 更新子快照的 parent_id 为,当前快照的 parent_id。因为当前快照已被删除。 Snapshot.update_by_filter( {'parent_id': cls.snapshot.parent_id}, filter_str='parent_id:eq:' + cls.snapshot.snapshot_id) SnapshotDiskMapping.delete_by_filter(filter_str=':'.join( ['snapshot_id', 'eq', cls.snapshot.snapshot_id])) cls.snapshot.delete() else: pass if action == 'revert': # 不论恢复成功与否,都使快照恢复至正常状态。 cls.snapshot.id = cls.message['message'][ 'passback_parameters']['id'] cls.snapshot.get() cls.snapshot.progress = 100 cls.snapshot.update() if action == 'convert': cls.snapshot.snapshot_id = cls.message['message'][ 'passback_parameters']['id'] cls.snapshot.get_by('snapshot_id') cls.snapshot.progress = 100 cls.snapshot.update() cls.os_template_image.id = cls.message['message'][ 'passback_parameters']['os_template_image_id'] cls.os_template_image.get() if state == ResponseState.success.value: cls.os_template_image.progress = 100 else: cls.os_template_image.progress = 255 cls.os_template_image.update() elif _object == 'os_template_image': if action == 'delete': cls.os_template_image.id = cls.message['message'][ 'passback_parameters']['id'] cls.os_template_image.get() if state == ResponseState.success.value: cls.os_template_image.delete() else: pass else: pass
def r_content_search(): ret = guest_base.content_search() uuids = list() for guest in ret['data']: uuids.append(guest['uuid']) rows, _ = SSHKeyGuestMapping.get_by_filter(filter_str=':'.join(['guest_uuid', 'in', ','.join(uuids)])) guest_uuid_ssh_key_id_mapping = dict() ssh_keys_id = list() for row in rows: if row['ssh_key_id'] not in ssh_keys_id: ssh_keys_id.append(row['ssh_key_id'].__str__()) if row['guest_uuid'] not in guest_uuid_ssh_key_id_mapping: guest_uuid_ssh_key_id_mapping[row['guest_uuid']] = list() guest_uuid_ssh_key_id_mapping[row['guest_uuid']].append(row['ssh_key_id']) rows, _ = SSHKey.get_by_filter(filter_str=':'.join(['id', 'in', ','.join(ssh_keys_id)])) ssh_key_id_mapping = dict() for row in rows: row['url'] = url_for('v_ssh_keys.show') ssh_key_id_mapping[row['id']] = row rows, _ = Snapshot.get_by_filter(filter_str=':'.join(['guest_uuid', 'in', ','.join(uuids)])) snapshots_guest_uuid_mapping = dict() for row in rows: guest_uuid = row['guest_uuid'] if guest_uuid not in snapshots_guest_uuid_mapping: snapshots_guest_uuid_mapping[guest_uuid] = list() snapshots_guest_uuid_mapping[guest_uuid].append(row) for i, guest in enumerate(ret['data']): guest_uuid = ret['data'][i]['uuid'] if 'ssh_keys' not in ret['data'][i]: ret['data'][i]['ssh_keys'] = list() if guest_uuid in guest_uuid_ssh_key_id_mapping: for ssh_key_id in guest_uuid_ssh_key_id_mapping[guest_uuid]: if ssh_key_id not in ssh_key_id_mapping: continue ret['data'][i]['ssh_keys'].append(ssh_key_id_mapping[ssh_key_id]) if 'snapshot' not in ret['data'][i]: ret['data'][i]['snapshot'] = { 'creatable': True, 'mapping': list() } if guest_uuid in snapshots_guest_uuid_mapping: ret['data'][i]['snapshot']['mapping'] = snapshots_guest_uuid_mapping[guest_uuid] for snapshot in snapshots_guest_uuid_mapping[guest_uuid]: if snapshot['progress'] == 100: continue else: ret['data'][i]['snapshot']['creatable'] = False return ret
def r_create(): args_rules = [ Rules.CPU.value, Rules.MEMORY.value, Rules.BANDWIDTH.value, Rules.BANDWIDTH_UNIT.value, Rules.OS_TEMPLATE_IMAGE_ID.value, Rules.QUANTITY.value, Rules.REMARK.value, Rules.PASSWORD.value, Rules.LEASE_TERM.value ] if 'node_id' in request.json: args_rules.append( Rules.NODE_ID.value ) if 'ssh_keys_id' in request.json: args_rules.append( Rules.SSH_KEYS_ID.value ) try: ret = dict() ret['state'] = ji.Common.exchange_state(20000) ji.Check.previewing(args_rules, request.json) config = Config() config.id = 1 config.get() os_template_image = OSTemplateImage() os_template_profile = OSTemplateProfile() os_template_image.id = request.json.get('os_template_image_id') if not os_template_image.exist(): ret['state'] = ji.Common.exchange_state(40450) ret['state']['sub']['zh-cn'] = ''.join([ret['state']['sub']['zh-cn'], ': ', os_template_image.id.__str__()]) return ret os_template_image.get() os_template_profile.id = os_template_image.os_template_profile_id os_template_profile.get() os_template_initialize_operates, os_template_initialize_operates_count = \ OSTemplateInitializeOperate.get_by_filter( filter_str='os_template_initialize_operate_set_id:eq:' + os_template_profile.os_template_initialize_operate_set_id.__str__()) if db.r.scard(app.config['ip_available_set']) < 1: ret['state'] = ji.Common.exchange_state(50350) return ret node_id = request.json.get('node_id', None) # 默认只取可随机分配虚拟机的 hosts available_hosts = Host.get_available_hosts(nonrandom=False) # 当指定了 host 时,取全部活着的 hosts if node_id is not None: available_hosts = Host.get_available_hosts(nonrandom=None) if available_hosts.__len__() == 0: ret['state'] = ji.Common.exchange_state(50351) return ret available_hosts_mapping_by_node_id = dict() for host in available_hosts: if host['node_id'] not in available_hosts_mapping_by_node_id: available_hosts_mapping_by_node_id[host['node_id']] = host if node_id is not None and node_id not in available_hosts_mapping_by_node_id: ret['state'] = ji.Common.exchange_state(50351) return ret ssh_keys_id = request.json.get('ssh_keys_id', list()) ssh_keys = list() ssh_key_guest_mapping = SSHKeyGuestMapping() if ssh_keys_id.__len__() > 0: rows, _ = SSHKey.get_by_filter( filter_str=':'.join(['id', 'in', ','.join(_id.__str__() for _id in ssh_keys_id)])) for row in rows: ssh_keys.append(row['public_key']) bandwidth = request.json.get('bandwidth') bandwidth_unit = request.json.get('bandwidth_unit') if bandwidth_unit == 'k': bandwidth = bandwidth * 1000 elif bandwidth_unit == 'm': bandwidth = bandwidth * 1000 ** 2 elif bandwidth_unit == 'g': bandwidth = bandwidth * 1000 ** 3 else: ret = dict() ret['state'] = ji.Common.exchange_state(41203) raise ji.PreviewingError(json.dumps(ret, ensure_ascii=False)) # http://man7.org/linux/man-pages/man8/tc.8.html # 如果带宽大于 tc 所控最大速率,则置其为无限带宽 # 34359738360 等于 tc 最大可控字节速率,换算出的比特位 if bandwidth > 34359738360: bandwidth = 0 quantity = request.json.get('quantity') while quantity: quantity -= 1 guest = Guest() guest.uuid = uuid4().__str__() guest.cpu = request.json.get('cpu') # 虚拟机内存单位,模板生成方法中已置其为GiB guest.memory = request.json.get('memory') guest.bandwidth = bandwidth guest.os_template_image_id = request.json.get('os_template_image_id') guest.label = ji.Common.generate_random_code(length=8) guest.remark = request.json.get('remark', '') guest.password = request.json.get('password') if guest.password is None or guest.password.__len__() < 1: guest.password = ji.Common.generate_random_code(length=16) guest.ip = db.r.spop(app.config['ip_available_set']) db.r.sadd(app.config['ip_used_set'], guest.ip) guest.network = config.vm_network guest.manage_network = config.vm_manage_network guest.vnc_port = db.r.spop(app.config['vnc_port_available_set']) db.r.sadd(app.config['vnc_port_used_set'], guest.vnc_port) guest.vnc_password = ji.Common.generate_random_code(length=16) disk = Disk() disk.uuid = guest.uuid disk.remark = guest.label.__str__() + '_SystemImage' disk.format = 'qcow2' disk.sequence = 0 disk.size = 0 disk.path = config.storage_path + '/' + disk.uuid + '.' + disk.format disk.guest_uuid = '' # disk.node_id 由 guest 事件处理机更新。涉及迁移时,其所属 node_id 会变更。参见 @models/event_processory.py:111 附近。 disk.node_id = 0 disk.quota(config=config) disk.create() if node_id is None: # 在可用计算节点中平均分配任务 chosen_host = available_hosts[quantity % available_hosts.__len__()] else: chosen_host = available_hosts_mapping_by_node_id[node_id] guest.node_id = chosen_host['node_id'] guest_xml = GuestXML(host=chosen_host, guest=guest, disk=disk, config=config, os_type=os_template_profile.os_type) guest.xml = guest_xml.get_domain() guest.node_id = int(guest.node_id) guest.create() ssh_key_guest_mapping.guest_uuid = guest.uuid if ssh_keys_id.__len__() > 0: for ssh_key_id in ssh_keys_id: ssh_key_guest_mapping.ssh_key_id = ssh_key_id ssh_key_guest_mapping.create() # 替换占位符为有效内容 _os_template_initialize_operates = copy.deepcopy(os_template_initialize_operates) for k, v in enumerate(_os_template_initialize_operates): _os_template_initialize_operates[k]['content'] = v['content'].replace('{IP}', guest.ip).\ replace('{HOSTNAME}', guest.label). \ replace('{PASSWORD}', guest.password). \ replace('{NETMASK}', config.netmask).\ replace('{GATEWAY}', config.gateway).\ replace('{DNS1}', config.dns1).\ replace('{DNS2}', config.dns2). \ replace('{SSH-KEY}', '\n'.join(ssh_keys)) _os_template_initialize_operates[k]['command'] = v['command'].replace('{IP}', guest.ip). \ replace('{HOSTNAME}', guest.label). \ replace('{PASSWORD}', guest.password). \ replace('{NETMASK}', config.netmask). \ replace('{GATEWAY}', config.gateway). \ replace('{DNS1}', config.dns1). \ replace('{DNS2}', config.dns2). \ replace('{SSH-KEY}', '\n'.join(ssh_keys)) message = { '_object': 'guest', 'action': 'create', 'uuid': guest.uuid, 'storage_mode': config.storage_mode, 'dfs_volume': config.dfs_volume, 'node_id': guest.node_id, 'name': guest.label, 'template_path': os_template_image.path, 'os_type': os_template_profile.os_type, 'disks': [disk.__dict__], 'xml': guest_xml.get_domain(), 'os_template_initialize_operates': _os_template_initialize_operates, 'passback_parameters': {} } Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False)) return ret except ji.PreviewingError, e: return json.loads(e.message)
def r_bind(ssh_key_id, uuids): args_rules = [Rules.SSH_KEY_ID_EXT.value, Rules.UUIDS.value] try: ji.Check.previewing(args_rules, { 'ssh_key_id': ssh_key_id, 'uuids': uuids }) ret = dict() ret['state'] = ji.Common.exchange_state(20000) ssh_key = SSHKey() ssh_key.id = ssh_key_id # 判断 ssh_key id 为 ssh_key_id 的对象是否存在 if not ssh_key.exist(): ret['state'] = ji.Common.exchange_state(40401) ret['state']['sub']['zh-cn'] = ''.join( [ret['state']['sub']['zh-cn'], ': ssh_key_id: ', ssh_key_id]) return ret # 获取已经和该 ssh_key 绑定过的 guest uuid 集合,用于判断是否已经绑定过该 ssh_key,避免重复绑定 rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'eq', ssh_key_id])) guests_uuid = list() for row in rows: guests_uuid.append(row['guest_uuid']) ssh_key_guest_mapping = SSHKeyGuestMapping() for uuid in uuids.split(','): # 如果已经绑定过,则忽略 if uuid in guests_uuid: continue ssh_key_guest_mapping.ssh_key_id = ssh_key_id ssh_key_guest_mapping.guest_uuid = uuid ssh_key_guest_mapping.create() update_ssh_key(uuid=uuid) # 返回执行结果 rows, _ = SSHKeyGuestMapping.get_by_filter( filter_str=':'.join(['ssh_key_id', 'eq', ssh_key_id])) guests_uuid = list() for row in rows: guests_uuid.append(row['guest_uuid']) if guests_uuid.__len__() == 0: guests_uuid.append('_') request.__setattr__( 'args', ImmutableMultiDict([ ('filter', ':'.join(['uuid', 'in', ','.join(guests_uuid)])), ('page_size', 10000) ])) return guest_base.get_by_filter() except ji.PreviewingError, e: return json.loads(e.message)