def create_interface(interface):

    try:
        interface_obj = Interface()
        interface_obj.create_v3(interface)
    except models.InterfaceError, e:
        raise ValidationAPIException(e.message)

def verificar_nome_channel(nome, interfaces):

    interface = Interface()

    channels = PortChannel.objects.filter(nome=nome)
    channels_id = []
    for ch in channels:
        channels_id.append(int(ch.id))
    if channels_id:
        for var in interfaces:
            if not var == "" and not var == None:
                interface_id = int(var)
        interface_id = interface.get_by_pk(interface_id)
        equip_id = interface_id.equipamento.id
        equip_interfaces = interface.search(equip_id)
        for i in equip_interfaces:
            try:
                sw = i.get_switch_and_router_interface_from_host_interface(i.protegida)
            except:
                sw = None
                pass
            if sw is not None:
                if sw.channel is not None:
                    if sw.channel.id in channels_id:
                        raise exceptions.InterfaceException(u"O nome do port channel ja foi utilizado no equipamento")

    def handle_get(self, request, user, *args, **kwargs):

        try:



            self.log.info("INTERFACE")

            # User permission
            if not has_perm(user, AdminPermission.EQUIPMENT_MANAGEMENT , AdminPermission.READ_OPERATION):
                self.log.error(
                    u'User does not have permission to perform the operation.')
                return self.not_authorized()

            # Get XML data
            equip_id = kwargs.get('id_equipamento')


            interface = Interface()
            equip_interface = interface.search(equip_id)
            interface_list = []
            
            for var in equip_interface:
                try:
                    interface_list.append(get_new_interface_map(var.get_switch_and_router_interface_from_host_interface(None)))
                except:
                    pass

            if len(interface_list)==0:
                raise InterfaceNotFoundError(None, 'Erro: O servidor deve estar conectado aos uplinks')

            return self.response(dumps_networkapi({'map': interface_list}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)

 def _dissociate_interfaces_from_channel(self, ids_list, ids_interface):
     ids_interface = [int(x) for x in ids_interface]
     dissociate = set(ids_list) - set(ids_interface)
     for item in dissociate:
         item = Interface.get_by_pk(int(item))
         item.channel = None
         item.save()

    def handle_post(self, request, user, *args, **kwargs):
        """Treat requests POST to add Rack.

        URL: interface/associar-ambiente/
        """
        try:
            self.log.info("Associa interface aos ambientes")

            # User permission
            if not has_perm(user, AdminPermission.EQUIPMENT_MANAGEMENT, AdminPermission.WRITE_OPERATION):
                self.log.error(
                    u'User does not have permission to perform the operation.')
                raise UserNotAuthorizedError(None)

            # Load XML data
            xml_map, attrs_map = loads(request.raw_post_data)

            # XML data format
            networkapi_map = xml_map.get('networkapi')
            if networkapi_map is None:
                return self.response_error(3, u'There is no value to the networkapi tag  of XML request.')

            interface_map = networkapi_map.get('interface')
            if interface_map is None:
                return self.response_error(3, u'There is no value to the interface tag  of XML request.')

            # Get XML data
            env = interface_map.get('ambiente')
            interface = interface_map.get('interface')

            amb_int = EnvironmentInterface()
            interfaces = Interface()
            amb = Ambiente()

            amb_int.interface = interfaces.get_by_pk(int(interface))
            amb_int.ambiente = amb.get_by_pk(int(env))

            amb_int.create(user)

            amb_int_map = dict()
            amb_int_map['interface_ambiente'] = amb_int

            return self.response(dumps_networkapi(amb_int_map))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)

    def delete(self, request, *args, **kwargs):
        """URL: api/interface/disconnect/(?P<id_interface_1>\d+)/(?P<id_interface_2>\d+)/"""

        try:
            log.info('API_Disconnect')

            data = dict()

            id_interface_1 = kwargs.get('id_interface_1')
            id_interface_2 = kwargs.get('id_interface_2')

            interface_1 = Interface.get_by_pk(int(id_interface_1))
            interface_2 = Interface.get_by_pk(int(id_interface_2))

            with distributedlock(LOCK_INTERFACE % id_interface_1):

                if interface_1.channel or interface_2.channel:
                    raise exceptions.InterfaceException(
                        'Interface está em um Port Channel')

                if interface_1.ligacao_front_id == interface_2.id:
                    interface_1.ligacao_front = None
                    if interface_2.ligacao_front_id == interface_1.id:
                        interface_2.ligacao_front = None
                    else:
                        interface_2.ligacao_back = None
                elif interface_1.ligacao_back_id == interface_2.id:
                    interface_1.ligacao_back = None
                    if interface_2.ligacao_back_id == interface_1.id:
                        interface_2.ligacao_back = None
                    else:
                        interface_2.ligacao_front = None
                elif not interface_1.ligacao_front_id and not interface_1.ligacao_back_id:
                    raise exceptions.InterfaceException(
                        'Interface id %s não connectada' % interface_1)

                interface_1.save()
                interface_2.save()

            return Response(data, status=status.HTTP_200_OK)

        except exceptions.InterfaceException, exception:
            raise exception

    def _update_interfaces_from_http_put(self, ids_interface, int_type,
                                         vlan_nativa, envs_vlans):

        # update interfaces
        if type(ids_interface) is not list:
            i = ids_interface
            ids_interface = []
            ids_interface.append(i)

        ifaces_on_channel = []
        for iface_id in ids_interface:

            iface = Interface.get_by_pk(int(iface_id))

            self._update_interfaces_from_a_channel(iface, vlan_nativa,
                                                   ifaces_on_channel,
                                                   int_type)

            interface_sw = Interface.get_by_pk(int(iface))
            interface_server = Interface.get_by_pk(
                interface_sw.ligacao_front.id)

            front = None
            if interface_server.ligacao_front.id is not None:
                front = interface_server.ligacao_front.id

            back = None
            if interface_server.ligacao_back.id is not None:
                back = interface_server.ligacao_back.id

            Interface.update(
                user,
                interface_server.id,
                interface=interface_server.interface,
                protegida=interface_server.protegida,
                descricao=interface_server.descricao,
                ligacao_front_id=front,
                ligacao_back_id=back,
                tipo=int_type,
                vlan_nativa=int(vlan_nativa)
            )

    def handle_delete(self, request, user, *args, **kwargs):
        """Trata uma requisição DELETE para excluir uma interface

        URL: /interface/<id_interface>/ 

        """
        # Get request data and check permission
        try:
            # Valid Interface ID
            id_interface = kwargs.get("id_interface")
            if not is_valid_int_greater_zero_param(id_interface):
                self.log.error(u"The id_interface parameter is not a valid value: %s.", id_interface)
                raise InvalidValueError(None, "id_interface", id_interface)

            # Get interface and equipment to check permission
            interface = Interface.get_by_pk(id_interface)
            id_equipamento = interface.equipamento_id

            # Check permission
            if not has_perm(
                user,
                AdminPermission.EQUIPMENT_MANAGEMENT,
                AdminPermission.WRITE_OPERATION,
                None,
                id_equipamento,
                AdminPermission.EQUIP_WRITE_OPERATION,
            ):
                return self.not_authorized()

            with distributedlock(LOCK_INTERFACE % id_interface):

                # Remove interface
                Interface.remove(user, id_interface)

                return self.response(dumps_networkapi({}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)

def available_channel_number(channel_name, interface_ids):
    log.info("available channel")

    interface_obj = Interface()

    for interface_id in interface_ids:

        interface = interface_obj.get_by_pk(interface_id)

        if not interface:
            raise Exception("Do not exist interface with id: %s" % interface_id)

        equipment_id = interface.equipamento.id

        if not interface.ligacao_front:
            raise Exception("Interface is not connected.")

        front_equipment_id = interface.ligacao_front.equipamento.id

        if Interface.objects.filter(equipamento=equipment_id, channel__nome=channel_name):
            raise Exception("Channel name already exist on the equipment: %s" % channel_name)
        if Interface.objects.filter(equipamento=front_equipment_id, channel__nome=channel_name):
            raise Exception("Channel name already exist on the equipment: %s" % channel_name)

def generate_and_deploy_interface_config_sync(user, id_interface):

    if not is_valid_int_greater_zero_param(id_interface):
        raise exceptions.InvalidIdInterfaceException()

    interface = Interface.get_by_pk(id_interface)
    interfaces = [interface]

    file_to_deploy = _generate_config_file(interfaces)

    #TODO Deploy config file
    lockvar = LOCK_INTERFACE_DEPLOY_CONFIG % (interface.equipamento.id)
    status_deploy = deploy_config_in_equipment_synchronous(file_to_deploy, interface.equipamento, lockvar)

    return status_deploy

    def search_interface_by_name_and_equipment(self, equipment_id, interface_name, is_new):
        """Obtém a interface do equipamento e retorna todas as interfaces ligadas no front e no back. """

        interface = Interface.get_by_interface_equipment(interface_name, equipment_id)
        interfaces = interface.search_front_back_interfaces()

        map_list = []
        for interface in interfaces:
            if is_new:
                map_list.append(self.get_new_interface_map(interface))
            else:
                map_list.append(self.get_interface_map(interface))

        if is_new:
            return self.response(dumps_networkapi({"interfaces": map_list}))
        else:
            return self.response(dumps_networkapi({"interface": map_list}))

    def search_interface_of_equipment(self, equipment_id, is_new):
        '''Obtém as interfaces do equipamento'''

        # Efetua a consulta das interfaces do equipamento
        results = Interface.search(equipment_id)

        if results.count() > 0:
            # Monta lista com dados retornados
            map_list = []
            for item in results:
                if is_new:
                    map_list.append(self.get_new_interface_map(item))
                else:
                    map_list.append(self.get_interface_map(item))

            # Gera response (XML) com resultados
            if is_new:
                return self.response(dumps_networkapi({'interfaces': map_list}))
            else:
                return self.response(dumps_networkapi({'interface': map_list}))

        else:
            # Gera response (XML) para resultado vazio
            return self.response(dumps_networkapi({}))

def get_core_name(rack):

    name_core1 = None
    name_core2 = None

    try:
        interfaces2 = Interface.search(rack.id_ilo.id)
        for interface2 in interfaces2:
            try:
                sw = interface2.get_switch_and_router_interface_from_host_interface(None)

                if sw.equipamento.nome.split('-')[0]=='OOB':
                    if sw.equipamento.nome.split('-')[2]=='01':
                        name_core1 = sw.equipamento.nome
                    elif sw.equipamento.nome.split('-')[2]=='02':
                        name_core2 = sw.equipamento.nome

            except InterfaceNotFoundError:
                next

    except e:
        raise RackAplError(None,rack.nome,"Erro ao buscar os nomes do Core associado ao Switch de gerencia %s" % rack.id_ilo.id)

    return name_core1, name_core2

    def handle_put(self, request, user, *args, **kwargs):
        """Treat requests POST to add Rack.

        URL: channel/editar/
        """
        try:
            self.log.info("Editar Channel")

            # User permission
            if not has_perm(user, AdminPermission.EQUIPMENT_MANAGEMENT, AdminPermission.WRITE_OPERATION):
                self.log.error(u'User does not have permission to perform the operation.')
                raise UserNotAuthorizedError(None)

            # Load XML data
            xml_map, attrs_map = loads(request.raw_post_data)

            # XML data format
            networkapi_map = xml_map.get('networkapi')
            if networkapi_map is None:
                return self.response_error(3, u'There is no value to the networkapi tag  of XML request.')

            channel_map = networkapi_map.get('channel')
            if channel_map is None:
                return self.response_error(3, u'There is no value to the channel tag  of XML request.')

            # Get XML data
            id_channel = channel_map.get('id_channel')
            nome = channel_map.get('nome')
            if not is_valid_int_greater_zero_param(nome):
                raise InvalidValueError(None, "Numero do Channel", "Deve ser um numero inteiro.")
            lacp = channel_map.get('lacp')
            int_type = channel_map.get('int_type')
            vlans = channel_map.get('vlan')
            envs = channel_map.get('envs')
            ids_interface = channel_map.get('ids_interface')


            if ids_interface is None:
                raise InterfaceError("Nenhuma interface selecionada")

            # verifica a vlan_nativa
            vlan = vlans.get('vlan_nativa')
            if vlan is not None:
                if int(vlan) < 1 or int(vlan) > 4096:
                    raise InvalidValueError(None, "Vlan Nativa", "Range valido: 1 - 4096.")
                if int(vlan) < 1 or 3967 < int(vlan) < 4048 or int(vlan)==4096:
                    raise InvalidValueError(None, "Vlan Nativa" ,"Range reservado: 3968-4047;4094.")

            port_channel = PortChannel()
            interface = Interface()
            amb = Ambiente()

            # verifica se o nome do port channel está sendo usado no equipamento
            channels = PortChannel.objects.filter(nome=nome)
            channels_id = []
            for ch in channels:
                channels_id.append(int(ch.id))
            if len(channels_id)>1:
                if type(ids_interface) is list:
                    for var in ids_interface:
                        if not var=="" and not var==None:
                            interface_id = int(var)
                else:
                    interface_id = int(ids_interface)
                interface_id = interface.get_by_pk(interface_id)
                equip_id = interface_id.equipamento.id
                equip_interfaces = interface.search(equip_id)
                for i in equip_interfaces:
                    try:
                        sw = i.get_switch_and_router_interface_from_host_interface(i.protegida)
                    except:
                        sw = None
                        pass
                    if sw is not None:
                        if sw.channel is not None:
                            if sw.channel.id in channels_id and sw.channel.id is not id_channel:
                                raise InterfaceError("O nome do port channel ja foi utilizado no equipamento")

            #buscar interfaces do channel
            interfaces = Interface.objects.all().filter(channel__id=id_channel)
            ids_list = []
            for i in interfaces:
                ids_list.append(i.id)

            ids_list = [ int(y) for y in ids_list ]
            if type(ids_interface) is list:
                ids_interface = [ int(x) for x in ids_interface ]
                desassociar = set(ids_list) - set(ids_interface)
                for item in desassociar:
                    item = interface.get_by_pk(int(item))
                    item.channel = None
                    item.save()
            else:
                if ids_interface is not None:
                    ids_interface = int(ids_interface)
                    if ids_interface is not None:
                        for item in ids_list:
                            item = interface.get_by_pk(int(item))
                            item.channel = None
                            item.save()
#.........这里部分代码省略.........

    def handle_put(self, request, user, *args, **kwargs):
        """Trata uma requisição PUT para alterar informações de uma interface.

        URL: /interface/<id_interface>/
        """

        # Get request data and check permission
        try:
            # Valid Interface ID
            id_interface = kwargs.get('id_interface')
            if not is_valid_int_greater_zero_param(id_interface):
                self.log.error(
                    u'The id_interface parameter is not a valid value: %s.', id_interface)
                raise InvalidValueError(None, 'id_interface', id_interface)

            # Get interface and equipment to check permission
            interface = Interface.get_by_pk(id_interface)
            id_equipamento = interface.equipamento_id

            # Check permission
            if not has_perm(user,
                            AdminPermission.EQUIPMENT_MANAGEMENT,
                            AdminPermission.WRITE_OPERATION,
                            None,
                            id_equipamento,
                            AdminPermission.EQUIP_WRITE_OPERATION):
                return self.not_authorized()

            # Get XML data
            xml_map, attrs_map = loads(request.raw_post_data)

            networkapi_map = xml_map.get('networkapi')
            if networkapi_map is None:
                return self.response_error(3, u'There is no networkapi tag in XML request.')

            interface_map = networkapi_map.get('interface')
            if interface_map is None:
                return self.response_error(3, u'There is no interface tag in XML request.')

            # Valid name value
            nome = interface_map.get('nome')
            if not is_valid_string_minsize(nome, 1) or not is_valid_string_maxsize(nome, 20):
                self.log.error(u'Parameter nome is invalid. Value: %s', nome)
                raise InvalidValueError(None, 'nome', nome)

            # Valid protegida value
            protegida = interface_map.get('protegida')
            if not is_valid_boolean_param(protegida):
                self.log.error(
                    u'Parameter protegida is invalid. Value: %s', protegida)
                raise InvalidValueError(None, 'protegida', protegida)
            else:
                protegida = convert_string_or_int_to_boolean(protegida)

            # Valid descricao value
            descricao = interface_map.get('descricao')
            if descricao is not None:
                if not is_valid_string_minsize(descricao, 3) or not is_valid_string_maxsize(descricao, 200):
                    self.log.error(
                        u'Parameter descricao is invalid. Value: %s', descricao)
                    raise InvalidValueError(None, 'descricao', descricao)

            # Valid "id_ligacao_front" value
            id_ligacao_front = interface_map.get('id_ligacao_front')
            if id_ligacao_front is not None:
                if not is_valid_int_greater_zero_param(id_ligacao_front):
                    self.log.error(
                        u'The id_ligacao_front parameter is not a valid value: %s.', id_ligacao_front)
                    raise InvalidValueError(
                        None, 'id_ligacao_front', id_ligacao_front)
                else:
                    id_ligacao_front = int(id_ligacao_front)

            # Valid "id_ligacao_back" value
            id_ligacao_back = interface_map.get('id_ligacao_back')
            if id_ligacao_back is not None:
                if not is_valid_int_greater_zero_param(id_ligacao_back):
                    self.log.error(
                        u'The id_ligacao_back parameter is not a valid value: %s.', id_ligacao_back)
                    raise InvalidValueError(
                        None, 'id_ligacao_back', id_ligacao_back)
                else:
                    id_ligacao_back = int(id_ligacao_back)

            tipo = interface_map.get('tipo')
            tipo = TipoInterface.get_by_name(tipo)

            vlan = interface_map.get('vlan')

            with distributedlock(LOCK_INTERFACE % id_interface):

                # Update interface
                Interface.update(user,
                                 id_interface,
                                 interface=nome,
                                 protegida=protegida,
                                 descricao=descricao,
                                 ligacao_front_id=id_ligacao_front,
                                 ligacao_back_id=id_ligacao_back,
                                 tipo=tipo,
#.........这里部分代码省略.........

def gera_config(rack):

    id_core1=None
    id_core2=None
    name_sp1=None
    name_sp2=None   
    name_sp3=None   
    name_sp4=None   
    name_core1=None
    name_core2=None
    int_sp1=None
    int_sp2=None   
    int_sp3=None   
    int_sp4=None   
    int_lf1_sp1=None   
    int_lf1_sp2=None   
    int_lf2_sp3=None   
    int_lf2_sp4=None
    int_oob_mgmtlf1=None
    int_oob_mgmtlf2=None
    int_oob_core1=None  
    int_oob_core2=None  
    int_core1_oob=None  
    int_core2_oob=None  


    #Equipamentos
    num_rack = rack.numero
    try:
        id_lf1 = rack.id_sw1.id
        name_lf1 = rack.id_sw1.nome
        id_lf2 = rack.id_sw2.id
        name_lf2 = rack.id_sw2.nome
        id_oob = rack.id_ilo.id
        name_oob = rack.id_ilo.nome
    except:
        raise RackConfigError(None,rack.nome,"Erro: Rack incompleto.")


    #Interface leaf01
    try:
        interfaces = Interface.search(id_lf1)
        for interface in interfaces:
            try: 
                sw = interface.get_switch_and_router_interface_from_host_interface(None)
                if sw.equipamento.nome.split('-')[2]=='01' or sw.equipamento.nome.split('-')[2]=='1': 
                    int_lf1_sp1 = interface.interface
                    name_sp1 = sw.equipamento.nome
                    id_sp1 = sw.equipamento.id
                    int_sp1 =  sw.interface
                elif sw.equipamento.nome.split('-')[2]=='02' or sw.equipamento.nome.split('-')[2]=='2':
                    int_lf1_sp2 = interface.interface
                    name_sp2 = sw.equipamento.nome
                    id_sp2 = sw.equipamento.id
                    int_sp2 =  sw.interface 
                elif sw.equipamento.nome.split('-')[0]=='OOB':
                    int_oob_mgmtlf1 = sw.interface
            except:
                pass
    except InterfaceNotFoundError:
        raise RackConfigError(None,rack.nome,"Erro ao buscar as interfaces associadas ao Leaf 01.")

    if int_sp1==None or int_sp2==None or int_oob_mgmtlf1==None:
        raise RackConfigError(None,rack.nome,"Erro: As interfaces do Leaf01 nao foram cadastradas.")  

    #Interface leaf02
    try:
        interfaces1 = Interface.search(id_lf2)
        for interface1 in interfaces1:
            try:
                sw = interface1.get_switch_and_router_interface_from_host_interface(None)
                if sw.equipamento.nome.split('-')[2]=='03' or sw.equipamento.nome.split('-')[2]=='3':
                    int_lf2_sp3 = interface1.interface
                    name_sp3 = sw.equipamento.nome
                    id_sp3 = sw.equipamento.id
                    int_sp3 =  sw.interface
                elif sw.equipamento.nome.split('-')[2]=='04' or sw.equipamento.nome.split('-')[2]=='4':
                    int_lf2_sp4 = interface1.interface
                    name_sp4 = sw.equipamento.nome
                    id_sp4 = sw.equipamento.id
                    int_sp4 =  sw.interface
                elif sw.equipamento.nome.split('-')[0]=='OOB':
                    int_oob_mgmtlf2 = sw.interface
            except:
                pass
    except InterfaceNotFoundError:
        raise RackConfigError(None,rack.nome,"Erro ao buscar as interfaces associadas ao Leaf 02.")

    if int_sp3==None or int_sp4==None or int_oob_mgmtlf2==None:
        raise RackConfigError(None,rack.nome,"Erro: As interfaces do Leaf02 nao foram cadastradas.")

    #Interface OOB
    try:
        interfaces2 = Interface.search(id_oob)
        for interface2 in interfaces2:
            try:
                sw = interface2.get_switch_and_router_interface_from_host_interface(None)
                if sw.equipamento.nome.split('-')[0]=='OOB':
                    if sw.equipamento.nome.split('-')[2]=='01' or sw.equipamento.nome.split('-')[2]=='1':
                        int_oob_core1 = interface2.interface
#.........这里部分代码省略.........

    def add_remove_check_list_vlan_trunk(self, user, networkapi_map, vlan_id, operation):

        equipment_map = networkapi_map.get('equipamento')
        if equipment_map is None:
            return self.response_error(105)

        try:
            name = equipment_map.get('nome')
            if name is None or name == '':
                self.log.error(u'Parameter nome is invalid. Value: %s.', name)
                raise InvalidValueError(None, 'nome', name)

            interface_name = equipment_map.get('nome_interface')
            if interface_name is None or interface_name == '':
                self.log.error(
                    u'Parameter nome_interface is invalid. Value: %s.', interface_name)
                raise InvalidValueError(None, 'nome_interface', interface_name)

            if operation != 'list':
                vlan = Vlan().get_by_pk(vlan_id)

            # Check existence
            equipment = Equipamento().get_by_name(name)

            equip_permission = AdminPermission.EQUIP_UPDATE_CONFIG_OPERATION
            admin_permission = AdminPermission.WRITE_OPERATION
            if operation in ['check', 'list']:
                equip_permission = AdminPermission.EQUIP_READ_OPERATION
                admin_permission = AdminPermission.READ_OPERATION

            if not has_perm(user,
                            AdminPermission.VLAN_ALTER_SCRIPT,
                            admin_permission,
                            None,
                            equipment.id,
                            equip_permission):
                return self.not_authorized()

            interface = Interface.get_by_interface_equipment(
                interface_name, equipment.id)

            if interface.ligacao_front is None:
                return self.response_error(139)

            protected = None
            if operation not in ['check', 'list']:
                protected = 0

            try:
                switch_interface = interface.get_switch_interface_from_host_interface(
                    protected)
            except InterfaceNotFoundError:
                return self.response_error(144)

            if not has_perm(user,
                            AdminPermission.VLAN_ALTER_SCRIPT,
                            admin_permission,
                            None,
                            switch_interface.equipamento_id,
                            equip_permission):
                return self.not_authorized()

            # configurador -T snmp_vlans_trunk -i <nomequip> -A “'int=<interface> add=<numvlan>'”
            # configurador -T snmp_vlans_trunk -i <nomequip> -A “'int=<interface> del=<numvlan>'”
            # configurador -T snmp_vlans_trunk -i <nomequip> -A “'int=<interface> check=<numvlan>'"
            # configurador -T snmp_vlans_trunk -i <nomequip> -A
            # “'int=<interface> list'"
            command = 'configurador -T snmp_vlans_trunk -i %s -A "\'int=%s %s' % (switch_interface.equipamento.nome,
                                                                                  switch_interface.interface,
                                                                                  operation)
            if operation != 'list':
                command = command + '=%d' % vlan.num_vlan

            command = command + '\'"'

            code, stdout, stderr = exec_script(command)
            if code == 0:
                map = dict()
                success_map = dict()
                success_map['codigo'] = '%04d' % code
                success_map['descricao'] = {'stdout': stdout, 'stderr': stderr}
                map['sucesso'] = success_map

                return self.response(dumps_networkapi(map))
            else:
                return self.response_error(2, stdout + stderr)

        except EquipamentoNotFoundError:
            return self.response_error(117, name)
        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)

    def handle_put(self, request, user, *args, **kwargs):
        """Treat requests POST to add Rack.

        URL: channel/editar/
        """
        try:
            self.log.info("Editar Channel")

            # User permission
            if not has_perm(user, AdminPermission.EQUIPMENT_MANAGEMENT, AdminPermission.WRITE_OPERATION):
                self.log.error(
                    u'User does not have permission to perform the operation.')
                raise UserNotAuthorizedError(None)

            # Load XML data
            xml_map, attrs_map = loads(request.raw_post_data)

            # XML data format
            networkapi_map = xml_map.get('networkapi')
            if networkapi_map is None:
                return self.response_error(3, u'There is no value to the networkapi tag  of XML request.')

            channel_map = networkapi_map.get('channel')
            if channel_map is None:
                return self.response_error(3, u'There is no value to the channel tag  of XML request.')

            # Get XML data
            id_channel = channel_map.get('id_channel')
            nome = channel_map.get('nome')
            lacp = channel_map.get('lacp')
            int_type = channel_map.get('int_type')
            vlan = channel_map.get('vlan')
            envs = channel_map.get('envs')
            ids_interface = channel_map.get('ids_interface')


            if ids_interface is None:
                raise InterfaceError("Nenhuma interface selecionada")

            if vlan is not None:
                if int(vlan) < 1 or int(vlan) > 4096:
                    raise InvalidValueError(None, "Vlan" , vlan)
                if int(vlan) < 1 or 3967 < int(vlan) < 4048 or int(vlan)==4096:
                    raise InvalidValueError(None, "Vlan Nativa" ,"Range reservado: 3968-4047;4094.")

            port_channel = PortChannel()
            interface = Interface()
            amb = Ambiente()
            cont = []

            #buscar interfaces do channel
            interfaces = Interface.objects.all().filter(channel__id=id_channel)
            ids_list = []
            for i in interfaces:
                ids_list.append(i.id)

            ids_list = [ int(y) for y in ids_list ]
            if type(ids_interface) is list:
                ids_interface = [ int(x) for x in ids_interface ]
                desassociar = set(ids_list) - set(ids_interface)
                for item in desassociar:
                    item = interface.get_by_pk(int(item))
                    item.channel = None
                    item.save(user)
            else:
                if ids_interface is not None:
                    ids_interface = int(ids_interface)
                    if ids_interface is not None:
                        for item in ids_list:
                            item = interface.get_by_pk(int(item))
                            item.channel = None
                            item.save(user)
                    else:
                        for item in ids_list:
                            if not item== ids_interface:
                                item = interface.get_by_pk(int(item))
                                item.channel = None
                                item.save(user)




            #update channel
            port_channel = port_channel.get_by_pk(id_channel)
            port_channel.nome = str(nome)
            port_channel.lacp = convert_string_or_int_to_boolean(lacp)
            port_channel.save(user)

            int_type = TipoInterface.get_by_name(str(int_type))

            #update interfaces
            if type(ids_interface) is list:
                for var in ids_interface:
                    alterar_interface(var, interface, port_channel, int_type, vlan, user, envs, amb)
            else:
                var = ids_interface
                alterar_interface(var, interface, port_channel, int_type, vlan, user, envs, amb)


            port_channel_map = dict()
#.........这里部分代码省略.........

    def handle_post(self, request, user, *args, **kwargs):
        """Treat requests POST to add Rack.

        URL: channel/inserir/
        """
        try:
            self.log.info("Inserir novo Channel")

            # User permission
            if not has_perm(user, AdminPermission.EQUIPMENT_MANAGEMENT, AdminPermission.WRITE_OPERATION):
                self.log.error(
                    u'User does not have permission to perform the operation.')
                raise UserNotAuthorizedError(None)

            # Load XML data
            xml_map, attrs_map = loads(request.raw_post_data)

            # XML data format
            networkapi_map = xml_map.get('networkapi')
            if networkapi_map is None:
                return self.response_error(3, u'There is no value to the networkapi tag  of XML request.')

            channel_map = networkapi_map.get('channel')
            if channel_map is None:
                return self.response_error(3, u'There is no value to the channel tag  of XML request.')

            # Get XML data
            interfaces = channel_map.get('interfaces')
            nome = channel_map.get('nome')
            lacp = channel_map.get('lacp')
            int_type = channel_map.get('int_type')
            vlan = channel_map.get('vlan')
            envs = channel_map.get('envs')
            port_channel = PortChannel()
            interface = Interface()
            amb = Ambiente()

            cont = []

            port_channel.nome = str(nome)
            port_channel.lacp = convert_string_or_int_to_boolean(lacp)
            port_channel.create(user)

            interfaces = str(interfaces).split('-')

            int_type = TipoInterface.get_by_name(str(int_type))
            for var in interfaces:
                if not var=="" and not var==None:
                    interf = interface.get_by_pk(int(var))
                    try:
                        sw_router = interf.get_switch_and_router_interface_from_host_interface(interf.protegida)
                    except:
                        raise InterfaceError("Interface não conectada")

                    if sw_router.channel is not None:
                        raise InterfaceError("Interface %s já está em um Channel" % sw_router.interface)

                    for i in interface.search(sw_router.equipamento.id):
                        if i.channel is not None:
                            raise InterfaceError("Equipamento %s já possui um Channel" % sw_router.equipamento.nome)

                    if cont is []:
                        cont.append(int(sw_router.equipamento.id))
                    elif not sw_router.equipamento.id in cont:
                        cont.append(int(sw_router.equipame