add OLT ZTE support

accounts_app/views.py

@@ -199,7 +199,8 @@ def perms(request, uid):
     klasses = (
         'abonapp.Abon', 'accounts_app.UserProfile',
         'abonapp.AbonTariff', 'abonapp.AbonStreet', 'devapp.Device',
-        'abonapp.PassportInfo', 'abonapp.AdditionalTelephone', 'tariff_app.PeriodicPay'
+        'abonapp.PassportInfo', 'abonapp.AdditionalTelephone', 'tariff_app.PeriodicPay',
+        'group_app.Group'
     )
     return render(request, 'accounts/perms/objects_types.html', {
         'userprofile': userprofile,

devapp/dev_types.py

@@ -1,4 +1,4 @@
-from typing import AnyStr
+from typing import AnyStr, Iterable
 from datetime import timedelta
 from easysnmp import EasySNMPTimeoutError
 from django.utils.translation import gettext_lazy as _, gettext
@@ -8,11 +8,11 @@ from .base_intr import DevBase, SNMPBaseWorker, BasePort, DeviceImplementationEr
 
 
 class DLinkPort(BasePort):
-    def __init__(self, num, name, status, mac, speed, snmpWorker):
+    def __init__(self, num, name, status, mac, speed, snmp_worker):
         BasePort.__init__(self, num, name, status, mac, speed)
-        if not issubclass(snmpWorker.__class__, SNMPBaseWorker):
+        if not issubclass(snmp_worker.__class__, SNMPBaseWorker):
             raise TypeError
-        self.snmp_worker = snmpWorker
+        self.snmp_worker = snmp_worker
 
     def disable(self):
         self.snmp_worker.set_int_value(
@@ -79,11 +79,11 @@ class DLinkDevice(DevBase, SNMPBaseWorker):
 
 
 class ONUdev(BasePort):
-    def __init__(self, num, name, status, mac, speed, signal, snmpWorker):
+    def __init__(self, num, name, status, mac, speed, signal, snmp_worker):
         super(ONUdev, self).__init__(num, name, status, mac, speed)
-        if not issubclass(snmpWorker.__class__, SNMPBaseWorker):
+        if not issubclass(snmp_worker.__class__, SNMPBaseWorker):
             raise TypeError
-        self.snmp_worker = snmpWorker
+        self.snmp_worker = snmp_worker
         self.signal = signal
 
     def disable(self):
@@ -103,14 +103,13 @@ class OLTDevice(DevBase, SNMPBaseWorker):
 
     @staticmethod
     def description():
-        return _('PON OLT')
+        return gettext('PON OLT')
 
     def reboot(self):
         pass
 
     def get_ports(self) -> ListOrError:
         nms = self.get_list('.1.3.6.1.4.1.3320.101.10.1.1.79')
-
         res = []
         try:
             for nm in nms:
@@ -124,7 +123,7 @@ class OLTDevice(DevBase, SNMPBaseWorker):
                     mac=self.get_item('.1.3.6.1.4.1.3320.101.10.1.1.3.%d' % n),
                     speed=0,
                     signal=int(signal) / 10 if signal != 'NOSUCHINSTANCE' else 0,
-                    snmpWorker=self)
+                    snmp_worker=self)
                 res.append(onu)
         except EasySNMPTimeoutError as e:
             return EasySNMPTimeoutError(
@@ -136,8 +135,8 @@ class OLTDevice(DevBase, SNMPBaseWorker):
         return self.get_item('.1.3.6.1.2.1.1.5.0')
 
     def uptime(self):
-        uptimestamp = safe_int(self.get_item('.1.3.6.1.2.1.1.9.1.4.1'))
-        tm = RuTimedelta(timedelta(seconds=uptimestamp / 100)) or RuTimedelta(timedelta())
+        up_timestamp = safe_int(self.get_item('.1.3.6.1.2.1.1.9.1.4.1'))
+        tm = RuTimedelta(timedelta(seconds=up_timestamp / 100)) or RuTimedelta(timedelta())
         return tm
 
     def get_template_name(self):
@@ -163,7 +162,9 @@ class OnuDevice(DevBase, SNMPBaseWorker):
             if parent_device is not None and parent_device.ip_address:
                 dev_ip_addr = parent_device.ip_address
         if dev_ip_addr is None:
-            raise DeviceImplementationError(gettext('Ip address or parent device with ip address required for ONU device'))
+            raise DeviceImplementationError(gettext(
+                'Ip address or parent device with ip address required for ONU device'
+            ))
         SNMPBaseWorker.__init__(self, dev_ip_addr, dev_instance.man_passw, 2)
 
     @staticmethod
@@ -217,11 +218,11 @@ class OnuDevice(DevBase, SNMPBaseWorker):
 
 
 class EltexPort(BasePort):
-    def __init__(self, snmpWorker, *args, **kwargs):
+    def __init__(self, snmp_worker, *args, **kwargs):
         BasePort.__init__(self, *args, **kwargs)
-        if not issubclass(snmpWorker.__class__, SNMPBaseWorker):
+        if not issubclass(snmp_worker.__class__, SNMPBaseWorker):
             raise TypeError
-        self.snmp_worker = snmpWorker
+        self.snmp_worker = snmp_worker
 
     def disable(self):
         self.snmp_worker.set_int_value(
@@ -269,3 +270,59 @@ class EltexSwitch(DLinkDevice):
     @staticmethod
     def is_use_device_port():
         return False
+
+
+class Olt_ZTE_C320(OLTDevice):
+
+    @staticmethod
+    def description():
+        return gettext('OLT ZTE C320')
+
+    def get_fibers(self):
+        fibers = ({
+            'fb_id': fiber_id,
+            'fb_name': fiber_name,
+            'fb_onu_num': safe_int(self.get_item('.1.3.6.1.4.1.3902.1012.3.13.1.1.13.%d' % int(fiber_id)))
+        } for fiber_name, fiber_id in self.get_list_keyval('.1.3.6.1.4.1.3902.1012.3.13.1.1.1'))
+        return fibers
+
+    def get_ports_on_fiber(self, fiber_num: int) -> Iterable:
+        def conv_signal(lvl: int) -> float:
+            if lvl == 65535: return 0.0
+            r = 0
+            if 0 < lvl < 30000:
+                r = lvl * 0.002 - 30
+            elif 60000 < lvl < 65534:
+                r = (lvl - 65534) * 0.002 - 30
+            return round(r, 2)
+
+        onu_types = self.get_list('.1.3.6.1.4.1.3902.1012.3.28.1.1.1.%d' % fiber_num)
+        onu_ports = self.get_list('.1.3.6.1.4.1.3902.1012.3.28.1.1.2.%d' % fiber_num)
+        onu_signals = self.get_list('.1.3.6.1.4.1.3902.1012.3.50.12.1.1.10.%d' % fiber_num)
+
+        # Real sn in last 3 octets
+        onu_sns = self.get_list('.1.3.6.1.4.1.3902.1012.3.28.1.1.5.%d' % fiber_num)
+        onu_prefixs = self.get_list('.1.3.6.1.4.1.3902.1012.3.50.11.2.1.1.%d' % fiber_num)
+        onu_list = ({
+            'onu_type': onu_type,
+            'onu_port': onu_port,
+            'onu_signal': conv_signal(safe_int(onu_signal)),
+            'onu_sn': onu_prefix + ''.join('%.2X' % ord(i) for i in onu_sn[-4:]),  # Real sn in last 4 octets
+        } for onu_type, onu_port, onu_signal, onu_sn, onu_prefix in zip(
+            onu_types, onu_ports, onu_signals, onu_sns, onu_prefixs
+        ))
+        return onu_list
+
+    def uptime(self):
+        up_timestamp = safe_int(self.get_item('.1.3.6.1.2.1.1.3.0'))
+        tm = RuTimedelta(timedelta(seconds=up_timestamp / 100)) or RuTimedelta(timedelta())
+        return tm
+
+    def get_long_description(self):
+        return self.get_item('.1.3.6.1.2.1.1.1.0')
+
+    def get_hostname(self):
+        return self.get_item('.1.3.6.1.2.1.1.5.0')
+
+    def get_template_name(self):
+        return 'olt_ztec320.html'

devapp/forms.py

@@ -25,8 +25,7 @@ class DeviceForm(forms.ModelForm):
             }),
             'comment': forms.TextInput(attrs={
                 'required': True
-            }),
-            'man_passw': forms.PasswordInput(render_value=True)
+            })
         }
 
 

devapp/models.py

@@ -26,7 +26,8 @@ class Device(models.Model):
         ('Dl', dev_types.DLinkDevice),
         ('Pn', dev_types.OLTDevice),
         ('On', dev_types.OnuDevice),
-        ('Ex', dev_types.EltexSwitch)
+        ('Ex', dev_types.EltexSwitch),
+        ('Zt', dev_types.Olt_ZTE_C320)
     )
     devtype = models.CharField(_('Device type'), max_length=2, default=DEVICE_TYPES[0][0],
                                choices=MyChoicesAdapter(DEVICE_TYPES))

devapp/templates/devapp/custom_dev_page/olt_ztec320.html

@@ -0,0 +1,44 @@
+{% extends request.is_ajax|yesno:'nullcont.htm,devapp/ext.htm' %}
+{% load i18n %}
+{% block content %}
+
+    <div class="row">
+        <div class="col-sm-12">
+            <div class="panel panel-default">
+                <div class="panel-heading">
+                    {% with uptime=dev_manager.uptime %}
+                        {% if uptime %}
+                            <h3 class="panel-title">{% trans 'Uptime' %} {{ uptime }}</h3>
+                        {% endif %}
+                    {% endwith %}
+                </div>
+                <div class="panel-body">
+                {% with grp=dev.group.pk mng=dev_manager %}
+                    {% for fiber in dev_manager.get_fibers %}
+                        <div class="port{% if fiber.fb_onu_num > 0 %} mega{% endif %} text-center">
+                            <b>{{ fiber.fb_name }}</b>
+                            {% if fiber.fb_onu_num > 0 %}
+                                <a href="{% url 'devapp:zte_port_view' grp dev.id fiber.fb_id %}" class="port-img">
+                                    <b>{{ fiber.fb_onu_num }}</b>
+                                </a>
+                            {% else %}
+                                <a href="#" class="port-img">
+                                    <b>0</b>
+                                </a>
+                            {% endif %}
+                        </div>
+                    {% empty %}
+                        <h3>{% trans 'We have not received info, please check options :(' %}</h3>
+                    {% endfor %}
+
+                </div>
+                <div class="panel-footer">
+                    <b>{% trans 'Long description' %}</b>: {{ mng.get_long_description }}<br>
+                    <b>{% trans 'Hostname' %}</b>: {{ mng.get_hostname }}.
+                </div>
+                {% endwith %}
+            </div>
+        </div>
+    </div>
+
+{% endblock %}

devapp/templates/devapp/custom_dev_page/olt_ztec320_ports.html

@@ -0,0 +1,60 @@
+{% extends request.is_ajax|yesno:'nullcont.htm,devapp/ext.htm' %}
+{% load i18n %}
+
+{% block breadcrumb %}
+    <ol class="breadcrumb">
+        <li><span class="glyphicon glyphicon-home"></span></li>
+        <li><a href="{% url 'devapp:group_list' %}">{% trans 'Groups' %}</a></li>
+        {% if dev.group %}
+            <li><a href="{% url 'devapp:devs' dev.group.pk %}">{{ dev.group.title }}</a></li>
+            <li><a href="{% url 'devapp:view' dev.group.pk dev.id %}">{{ dev.comment }}</a></li>
+        {% else %}
+            <li>{% trans 'Not assigned' %}</li>
+            <li><a href="#">{{ dev.comment }}</a></li>
+        {% endif %}
+        <li class="active">{% trans 'OLT Scan' %}</li>
+    </ol>
+{% endblock %}
+
+{% block content %}
+    <div class="row">
+        <div class="col-sm-12">
+            <div class="table-responsive">
+                <table class="table table-striped table-bordered">
+                    <thead>
+                    <tr>
+                        <th class="col-xs-1">#</th>
+                        <th class="col-xs-2">{% trans 'Onu type' %}</th>
+                        <th class="col-xs-3">{% trans 'Onu port' %}</th>
+                        <th class="col-xs-3">{% trans 'Onu signal' %}</th>
+                        <th class="col-xs-2">{% trans 'Serial' %}</th>
+                        <th class="col-xs-1">#</th>
+                    </tr>
+                    </thead>
+
+                    <tbody>
+                    {% for onu in onu_list %}
+                        <tr>
+                            <td>-
+                            </td>
+                            <td>{{ onu.onu_type }}</td>
+                            <td>{{ onu.onu_port }}</td>
+                            <td>{{ onu.onu_signal }}</td>
+                            <td>{{ onu.onu_sn }}</td>
+                            <td>
+                                <a href="{% url 'devapp:add' grp %}?t=On&pdev={{ dev.pk }}&c={{ onu.onu_sn }}" title="{% trans 'Create device' %}">
+                                    <span class="glyphicon glyphicon-plus"></span>
+                                </a>
+                            </td>
+                        </tr>
+                    {% empty %}
+                        <tr>
+                            <td colspan="7">{% trans 'ONU not found' %}</td>
+                        </tr>
+                    {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    </div>
+{% endblock %}

devapp/templates/devapp/ext.htm

@@ -2,6 +2,7 @@
 {% load i18n %}
 {% block main %}
 
+    {% block breadcrumb %}
         <ol class="breadcrumb">
             <li><span class="glyphicon glyphicon-home"></span></li>
             <li><a href="{% url 'devapp:group_list' %}">{% trans 'Groups' %}</a></li>
@@ -12,6 +13,7 @@
             {% endif %}
             <li class="active">{{ dev.comment }}</li>
         </ol>
+    {% endblock %}
 
     {% include 'message_block.html' %}
 

devapp/urls.py

@@ -25,6 +25,9 @@ urlpatterns = [
     url(r'^fix_device_group/(?P<device_id>\d+)$', views.fix_device_group, name='fix_device_group'),
     url(r'^search_dev$', views.search_dev),
 
+    # ZTE ports under fibers
+    url(r'^(?P<group_id>\d+)/(?P<device_id>\d+)/(?P<fiber_id>\d+)$', views.zte_port_view, name='zte_port_view'),
+
     # Monitoring api
     url(r'^on_device_event/$', views.OnDeviceMonitoringEvent.as_view()),
 

devapp/views.py

@@ -5,7 +5,7 @@ from django.contrib.gis.shortcuts import render_to_text
 from django.core.exceptions import PermissionDenied
 from django.db import IntegrityError
 from django.db.models import Q, Count
-from django.http import HttpResponse, JsonResponse, Http404
+from django.http import HttpResponse, Http404
 from django.shortcuts import render, redirect, get_object_or_404, resolve_url
 from django.contrib import messages
 from django.utils.decorators import method_decorator
@@ -72,10 +72,10 @@ class DevicesWithoutGroupsListView(global_base_views.OrderingMixin, BaseDeviceLi
 @permission_required('devapp.delete_device')
 def devdel(request, device_id):
     try:
-        dev = Device.objects.get(pk=device_id)
-        back_url = resolve_url('devapp:devs', group_id=dev.group.pk if dev.group else 0)
-        dev.update_dhcp(remove=True)
-        dev.delete()
+        device_instance = Device.objects.get(pk=device_id)
+        back_url = resolve_url('devapp:devs', group_id=device_instance.group.pk if device_instance.group else 0)
+        device_instance.update_dhcp(remove=True)
+        device_instance.delete()
         return res_success(request, back_url)
     except Device.DoesNotExist:
         return res_error(request, _('Delete failed'))
@@ -163,12 +163,13 @@ def dev(request, group_id, device_id=0):
 @login_required
 @permission_required('devapp.change_device')
 def manage_ports(request, device_id):
+    device = ports = None
     try:
-        dev = Device.objects.get(pk=device_id)
-        if dev.group is None:
+        device = Device.objects.get(pk=device_id)
+        if device.group is None:
             messages.error(request, _('Device does not have a group, please fix that'))
-            return redirect('devapp:fix_device_group', dev.pk)
-        ports = Port.objects.filter(device=dev).annotate(num_abons=Count('abon'))
+            return redirect('devapp:fix_device_group', device.pk)
+        ports = Port.objects.filter(device=device).annotate(num_abons=Count('abon'))
 
     except Device.DoesNotExist:
         messages.error(request, _('Device does not exist'))
@@ -177,7 +178,7 @@ def manage_ports(request, device_id):
         messages.error(request, e)
     return render(request, 'devapp/manage_ports/list.html', {
         'ports': ports,
-        'dev': dev
+        'dev': device
     })
 
 
@@ -224,12 +225,12 @@ def add_ports(request, device_id):
         def __str__(self):
             return "p:%d\tT:%s" % (self.pid, self.text)
 
-    try:
+    device = get_object_or_404(Device, pk=device_id)
     res_ports = list()
-        dev = Device.objects.get(pk=device_id)
-        if dev.group is None:
+    try:
+        if device.group is None:
             messages.error(request, _('Device does not have a group, please fix that'))
-            return redirect('devapp:fix_device_group', dev.pk)
+            return redirect('devapp:fix_device_group', device.pk)
         if request.method == 'POST':
             ports = zip(
                 request.POST.getlist('p_text'),
@@ -239,20 +240,20 @@ def add_ports(request, device_id):
                 if port_text == '' or port_text is None:
                     continue
                 try:
-                    port = Port.objects.get(num=port_num, device=dev)
+                    port = Port.objects.get(num=port_num, device=device)
                     port.descr = port_text
                     port.save(update_fields=('descr',))
                 except Port.DoesNotExist:
                     Port.objects.create(
                         num=port_num,
-                        device=dev,
+                        device=device,
                         descr=port_text
                     )
 
-        db_ports = Port.objects.filter(device=dev)
+        db_ports = Port.objects.filter(device=device)
         db_ports = tuple(TempPort(p.num, p.descr, None, True, p.pk) for p in db_ports)
 
-        manager = dev.get_manager_object()
+        manager = device.get_manager_object()
         ports = manager.get_ports()
         if ports is not None:
             ports = tuple(TempPort(p.num, p.nm, p.st, False) for p in ports)
@@ -269,7 +270,7 @@ def add_ports(request, device_id):
         messages.error(request, _('wait for a reply from the SNMP Timeout'))
     return render(request, 'devapp/manage_ports/add_ports.html', {
         'ports': res_ports,
-        'dev': dev
+        'dev': device
     })
 
 
@@ -356,30 +357,30 @@ def add_single_port(request, group_id, device_id):
 @permission_required('devapp.can_view_device')
 def devview(request, device_id):
     ports, manager = None, None
-    dev = get_object_or_404(Device, id=device_id)
+    device = get_object_or_404(Device, id=device_id)
 
-    if not dev.group:
+    if not device.group:
         messages.warning(request, _('Please attach group for device'))
-        return redirect('devapp:fix_device_group', dev.pk)
+        return redirect('devapp:fix_device_group', device.pk)
 
     template_name = 'ports.html'
     try:
-        if dev.ip_address:
-            if not ping(dev.ip_address):
+        if device.ip_address:
+            if not ping(device.ip_address):
                 messages.error(request, _('Dot was not pinged'))
-        if dev.man_passw:
-            manager = dev.get_manager_object()
-            ports = manager.get_ports()
-            if len(ports) > 0 and isinstance(ports[0], Exception):
+        if device.man_passw:
+            manager = device.get_manager_object()
+            ports = tuple(manager.get_ports())
+            if ports is not None and len(ports) > 0 and isinstance(ports[0], Exception):
                 messages.error(request, ports[0])
                 ports = ports[1]
             template_name = manager.get_template_name()
         else:
             messages.warning(request, _('Not Set snmp device password'))
         return render(request, 'devapp/custom_dev_page/' + template_name, {
-            'dev': dev,
+            'dev': device,
             'ports': ports,
-            'dev_accs': Abon.objects.filter(device=dev),
+            'dev_accs': Abon.objects.filter(device=device),
             'dev_manager': manager
         })
     except EasySNMPError as e:
@@ -387,21 +388,34 @@ def devview(request, device_id):
     except (DeviceDBException, DeviceImplementationError) as e:
         messages.error(request, e)
     return render(request, 'devapp/custom_dev_page/' + template_name, {
-        'dev': dev
+        'dev': device
+    })
+
+
+@login_required
+def zte_port_view(request, group_id: str, device_id: str, fiber_id: str):
+    fiber_id = safe_int(fiber_id)
+    zte_olt_device = get_object_or_404(Device, id=device_id)
+    manager = zte_olt_device.get_manager_object()
+    onu_list = manager.get_ports_on_fiber(fiber_id)
+    return render(request, 'devapp/custom_dev_page/olt_ztec320_ports.html', {
+        'onu_list': onu_list,
+        'dev': zte_olt_device,
+        'grp': group_id
     })
 
 
 @login_required
 @permission_required('devapp.can_toggle_ports')
-def toggle_port(request, device_id, portid, status=0):
+def toggle_port(request, device_id: int, portid: int, status=0):
     portid = int(portid)
     status = int(status)
-    dev = get_object_or_404(Device, id=int(device_id))
+    device = get_object_or_404(Device, id=int(device_id))
     try:
-        if ping(dev.ip_address):
-            if dev.man_passw:
-                manager = dev.get_manager_object()
-                ports = manager.get_ports()
+        if ping(device.ip_address):
+            if device.man_passw:
+                manager = device.get_manager_object()
+                ports = tuple(manager.get_ports())
                 if status:
                     ports[portid - 1].enable()
                 else:
@@ -414,7 +428,7 @@ def toggle_port(request, device_id, portid, status=0):
         messages.error(request, _('wait for a reply from the SNMP Timeout'))
     except EasySNMPError as e:
         messages.error(request, 'EasySNMPError: %s' % e)
-    return redirect('devapp:view', dev.group.pk if dev.group is not None else 0, device_id)
+    return redirect('devapp:view', device.group.pk if device.group is not None else 0, device_id)
 
 
 @method_decorator((login_required, only_admins), name='dispatch')
@@ -440,14 +454,16 @@ def search_dev(request):
         results = Device.objects.filter(
             Q(comment__icontains=word) | Q(ip_address=word)
         ).only('pk', 'ip_address', 'comment')[:16]
-        results = [{'id': dev.pk, 'text': "%s: %s" % (dev.ip_address or '', dev.comment)} for dev in results]
-    #return JsonResponse(results, json_dumps_params={'ensure_ascii': False}, safe=False)
+        results = ({
+            'id': device.pk,
+            'text': "%s: %s" % (device.ip_address or '', device.comment)
+        } for device in results)
     return results
 
 
 @login_required
 def fix_device_group(request, device_id):
-    dev = get_object_or_404(Device, pk=device_id)
+    device = get_object_or_404(Device, pk=device_id)
     try:
         if request.method == 'POST':
             frm = DeviceForm(request.POST, instance=dev)
@@ -466,8 +482,8 @@ def fix_device_group(request, device_id):
         return HttpResponse('ValueError')
     return render(request, 'devapp/fix_dev_group.html', {
         'form': frm,
-        'dev': dev,
-        'selected_parent_dev': dev.parent_dev
+        'dev': device,
+        'selected_parent_dev': device.parent_dev
     })
 
 
@@ -594,25 +610,25 @@ class NagiosObjectsConfView(global_base_views.AuthenticatedOrHashAuthView):
         def norm_name(name: str, replreg=re.compile(r'\W{1,255}', re.IGNORECASE)):
             return replreg.sub('', name)
 
-        for dev in Device.objects.exclude(Q(mac_addr=None) | Q(ip_address='127.0.0.1')) \
+        for device in Device.objects.exclude(Q(mac_addr=None) | Q(ip_address='127.0.0.1')) \
                 .select_related('parent_dev') \
                 .only('ip_address', 'comment', 'parent_dev'):
-            host_name = norm_name("%d%s" % (dev.pk, translit(dev.comment, language_code='ru', reversed=True)))
+            host_name = norm_name("%d%s" % (device.pk, translit(device.comment, language_code='ru', reversed=True)))
             conf = None
-            mac_addr = dev.mac_addr
-            if dev.devtype == 'On':
-                if dev.parent_dev:
-                    host_addr = dev.parent_dev.ip_address
-                    conf = self.templ_onu(host_name, host_addr, mac=mac_addr, snmp_item=dev.snmp_item_num or None)
+            mac_addr = device.mac_addr
+            if device.devtype == 'On':
+                if device.parent_dev:
+                    host_addr = device.parent_dev.ip_address
+                    conf = self.templ_onu(host_name, host_addr, mac=mac_addr, snmp_item=device.snmp_item_num or None)
                 else:
-                    if dev.ip_address:
-                        host_addr = dev.ip_address
-                        conf = self.templ_onu(host_name, host_addr, mac=mac_addr, snmp_item=dev.snmp_item_num or None)
+                    if device.ip_address:
+                        host_addr = device.ip_address
+                        conf = self.templ_onu(host_name, host_addr, mac=mac_addr, snmp_item=device.snmp_item_num or None)
             else:
                 parent_host_name = norm_name("%d%s" % (
-                    dev.parent_dev.pk, translit(dev.parent_dev.comment, language_code='ru', reversed=True)
-                )) if dev.parent_dev else None
-                conf = self.templ(host_name, host_addr=dev.ip_address, mac=mac_addr, parent_host_name=parent_host_name)
+                    device.parent_dev.pk, translit(device.parent_dev.comment, language_code='ru', reversed=True)
+                )) if device.parent_dev else None
+                conf = self.templ(host_name, host_addr=device.ip_address, mac=mac_addr, parent_host_name=parent_host_name)
             if conf is not None:
                 confs.append(conf)
         response = HttpResponse(''.join(confs), content_type='text/plain')