Esempio n. 1
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    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)
            )
Esempio n. 2
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    def _update_interfaces_from_a_channel(self, iface, vlan_nativa,
                                          ifaces_on_channel, int_type):

        try:
            sw_router = iface.get_switch_and_router_interface_from_host_interface(
                iface.protegida)
        except:
            raise InterfaceError('Interface not connected')

        if sw_router.channel is not None:
            raise InterfaceError('Interface %s is already a Channel' %
                                 sw_router.interface)

        if not sw_router.equipamento.id in ifaces_on_channel:
            ifaces_on_channel.append(int(sw_router.equipamento.id))

            if len(ifaces_on_channel) > 2:
                raise InterfaceError('More than one equipment selected')

        ligacao_front_id = None
        if sw_router.ligacao_front is not None:
            ligacao_front_id = sw_router.ligacao_front.id

        ligacao_back_id = None
        if sw_router.ligacao_back is not None:
            ligacao_back_id = sw_router.ligacao_back.id

        Interface.update(user,
                         sw_router.id,
                         interface=sw_router.interface,
                         protegida=sw_router.protegida,
                         descricao=sw_router.descricao,
                         ligacao_front_id=ligacao_front_id,
                         ligacao_back_id=ligacao_back_id,
                         tipo=int_type,
                         vlan_nativa=vlan_nativa,
                         channel=self.channel)
    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,
                                 vlan_nativa=vlan)

                return self.response(dumps_networkapi({}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)
Esempio n. 4
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    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')
            vlan_nativa = channel_map.get('vlan')
            envs_vlans = channel_map.get('envs')
            ids_interface = channel_map.get('ids_interface')
            if ids_interface is None:
                raise InterfaceError('Nenhuma interface selecionada')

            if type(ids_interface) == list:
                interfaces_list = ids_interface
            else:
                interfaces_list = str(ids_interface).split('-')

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

            api_interface_facade.verificar_vlan_nativa(vlan_nativa)

            # verifica se o nome do port channel já existe no equipamento
            channel = port_channel.get_by_pk(int(id_channel))
            if not nome == channel.nome:
                api_interface_facade.verificar_nome_channel(
                    nome, interfaces_list)

            # 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()
                    else:
                        for item in ids_list:
                            if not item == ids_interface:
                                item = interface.get_by_pk(int(item))
                                item.channel = None
                                item.save()

            # update channel
            channel.nome = str(nome)
            channel.lacp = convert_string_or_int_to_boolean(lacp)
            channel.save()

            int_type = TipoInterface.get_by_name(str(int_type))

            # update interfaces
            if type(ids_interface) is not list:
                i = ids_interface
                ids_interface = []
                ids_interface.append(i)
            for var in ids_interface:
                alterar_interface(var, interface, channel,
                                  int_type, vlan_nativa, user, envs_vlans, amb)
                interface = Interface()
                server_obj = Interface()
                interface_sw = interface.get_by_pk(int(var))
                interface_server = server_obj.get_by_pk(
                    interface_sw.ligacao_front.id)
                try:
                    front = interface_server.ligacao_front.id
                except:
                    front = None
                    pass
                try:
                    back = interface_server.ligacao_back.id
                except:
                    back = None
                    pass
                server_obj.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))

            port_channel_map = dict()
            port_channel_map['port_channel'] = port_channel

            return self.response(dumps_networkapi({'port_channel': port_channel_map}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)
Esempio n. 5
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    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_nativa = channel_map.get('vlan')
            envs_vlans = channel_map.get('envs')

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

            api_interface_facade.verificar_vlan_nativa(vlan_nativa)

            # verifica se o nome do port channel já existe no equipamento
            interfaces = str(interfaces).split('-')
            api_interface_facade.verificar_nome_channel(nome, interfaces)

            # cria o port channel
            port_channel.nome = str(nome)
            port_channel.lacp = convert_string_or_int_to_boolean(lacp)
            port_channel.create(user)

            int_type = TipoInterface.get_by_name(str(int_type))

            for var in interfaces:
                if not var == '' and not var is 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)

                    if cont is []:
                        cont.append(int(sw_router.equipamento.id))
                    elif not sw_router.equipamento.id in cont:
                        cont.append(int(sw_router.equipamento.id))
                        if len(cont) > 2:
                            raise InterfaceError(
                                'Mais de dois equipamentos foram selecionados')

                    if sw_router.ligacao_front is not None:
                        ligacao_front_id = sw_router.ligacao_front.id
                    else:
                        ligacao_front_id = None
                    if sw_router.ligacao_back is not None:
                        ligacao_back_id = sw_router.ligacao_back.id
                    else:
                        ligacao_back_id = None

                    Interface.update(user,
                                     sw_router.id,
                                     interface=sw_router.interface,
                                     protegida=sw_router.protegida,
                                     descricao=sw_router.descricao,
                                     ligacao_front_id=ligacao_front_id,
                                     ligacao_back_id=ligacao_back_id,
                                     tipo=int_type,
                                     vlan_nativa=vlan_nativa,
                                     channel=port_channel)

                    if 'trunk' in int_type.tipo:
                        interface_list = EnvironmentInterface.objects.all().filter(interface=sw_router.id)
                        for int_env in interface_list:
                            int_env.delete()
                        if type(envs_vlans) is not list:
                            d = envs_vlans
                            envs_vlans = []
                            envs_vlans.append(d)
                        for i in envs_vlans:
                            amb = amb.get_by_pk(int(i.get('env')))
                            amb_int = EnvironmentInterface()
                            amb_int.interface = sw_router
                            amb_int.ambiente = amb
                            try:
                                range_vlans = i.get('vlans')
                            except:
                                range_vlans = None
                                pass
                            if range_vlans:
                                api_interface_facade.verificar_vlan_range(
                                    amb, range_vlans)
                                amb_int.vlans = range_vlans
                            amb_int.create(user)

            port_channel_map = dict()
            port_channel_map['port_channel'] = port_channel

            return self.response(dumps_networkapi({'port_channel': port_channel_map}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)
Esempio n. 6
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    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')
            if tipo is not None:
                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,
                                 vlan_nativa=vlan)

                return self.response(dumps_networkapi({}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)
    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')
            vlans = channel_map.get('vlan')
            envs = channel_map.get('envs')

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

            cont = []

            interfaces = str(interfaces).split('-')
            interface_id = None

            # 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.")

            # verifica se o nome do port channel já existe no equipamento
            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.channel is not None:
                        if sw.channel.id in channels_id:
                            raise InterfaceError("O nome do port channel ja foi utilizado no equipamento")

            #cria o port channel
            port_channel.nome = str(nome)
            port_channel.lacp = convert_string_or_int_to_boolean(lacp)
            port_channel.create(user)

            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)

                    if cont is []:
                        cont.append(int(sw_router.equipamento.id))
                    elif not sw_router.equipamento.id in cont:
                        cont.append(int(sw_router.equipamento.id))
                        if len(cont) > 2:
                            raise InterfaceError("Mais de dois equipamentos foram selecionados")

                    if sw_router.ligacao_front is not None:
                        ligacao_front_id = sw_router.ligacao_front.id
                    else:
                        ligacao_front_id = None
                    if sw_router.ligacao_back is not None:
                        ligacao_back_id = sw_router.ligacao_back.id
                    else:
                        ligacao_back_id = None

                    Interface.update(user,
                                     sw_router.id,
                                     interface=sw_router.interface,
                                     protegida=sw_router.protegida,
                                     descricao=sw_router.descricao,
                                     ligacao_front_id=ligacao_front_id,
                                     ligacao_back_id=ligacao_back_id,
                                     tipo=int_type,
                                     vlan_nativa=vlans.get('vlan_nativa'),
                                     channel=port_channel)

                    if "trunk" in int_type.tipo:
                        interface_list = EnvironmentInterface.objects.all().filter(interface=sw_router.id)
                        for int_env in interface_list:
                            int_env.delete()
                        if envs is not None:
                            amb = amb.get_by_pk(int(envs))
                            amb_int = EnvironmentInterface()
                            amb_int.interface = sw_router
                            amb_int.ambiente = amb
                            try:
                                range_vlans = vlans.get('range')
                            except:
                                range_vlans = None
                                pass
                            if range_vlans:
                                api_interface_facade.verificar_vlan_range(amb, range_vlans)
                                amb_int.vlans = range_vlans
                            amb_int.create(user)

            port_channel_map = dict()
            port_channel_map['port_channel'] = port_channel

            return self.response(dumps_networkapi({'port_channel': port_channel_map}))

        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')
            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()
                    else:
                        for item in ids_list:
                            if not item== ids_interface:
                                item = interface.get_by_pk(int(item))
                                item.channel = None
                                item.save()


            #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()

            int_type = TipoInterface.get_by_name(str(int_type))

            #update interfaces
            if type(ids_interface) is not list:
                i = ids_interface
                ids_interface = []
                ids_interface.append(i)
            for var in ids_interface:
                alterar_interface(var, interface, port_channel, int_type, vlans, user, envs, amb)
                interface = Interface()
                server_obj = Interface()
                interface_sw = interface.get_by_pk(int(var))
                interface_server = server_obj.get_by_pk(interface_sw.ligacao_front.id)
                try:
                    front = interface_server.ligacao_front.id
                except:
                    front = None
                    pass
                try:
                    back = interface_server.ligacao_back.id
                except:
                    back = None
                    pass
                server_obj.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))

            port_channel_map = dict()
            port_channel_map['port_channel'] = port_channel

            return self.response(dumps_networkapi({'port_channel': port_channel_map}))

        except InvalidValueError, e:
            return self.response_error(269, e.param, e.value)
    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.equipamento.id))
                        if len(cont) > 2:
                            raise InterfaceError("Mais de dois equipamentos foram selecionados")

                    if sw_router.ligacao_front is not None:
                        ligacao_front_id = sw_router.ligacao_front.id
                    else:
                        ligacao_front_id = None
                    if sw_router.ligacao_back is not None:
                        ligacao_back_id = sw_router.ligacao_back.id
                    else:
                        ligacao_back_id = None

                    Interface.update(user,
                                     sw_router.id,
                                     interface=sw_router.interface,
                                     protegida=sw_router.protegida,
                                     descricao=sw_router.descricao,
                                     ligacao_front_id=ligacao_front_id,
                                     ligacao_back_id=ligacao_back_id,
                                     tipo=int_type,
                                     vlan_nativa=vlan,
                                     channel=port_channel)

                    if "trunk" in int_type.tipo:
                        interface_list = EnvironmentInterface.objects.all().filter(interface=sw_router.id)
                        for int_env in interface_list:
                            int_env.delete(user)
                        if envs is not None:
                            if not type(envs)==unicode:
                                for env in envs:
                                    amb_int = EnvironmentInterface()
                                    amb_int.interface = sw_router
                                    amb_int.ambiente = amb.get_by_pk(int(env))
                                    amb_int.create(user)
                            else:
                                amb_int = EnvironmentInterface()
                                amb_int.interface = sw_router
                                amb_int.ambiente = amb.get_by_pk(int(envs))
                                amb_int.create(user)

            port_channel_map = dict()
            port_channel_map['port_channel'] = port_channel

            return self.response(dumps_networkapi({'port_channel': port_channel_map}))

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