Files
mrb-netbox-topology-views/netbox_topology_views/api/views.py
T
mattieserver 91a690f1c8 add filter by locations (#63)
* frontend for locations

* locations filter backend
2021-05-01 19:22:28 +02:00

273 lines
14 KiB
Python

from rest_framework.viewsets import ModelViewSet, ViewSet, ReadOnlyModelViewSet, GenericViewSet
from rest_framework.decorators import action
from rest_framework.response import Response
from django.contrib.contenttypes.models import ContentType
from rest_framework.routers import APIRootView
from .serializers import PreDeviceRoleSerializer, TopologyDummySerializer, PreTagSerializer
from django.conf import settings
from dcim.models import DeviceRole, Device, Cable
from circuits.models import Circuit
from extras.models import Tag
ignore_cable_type_raw = settings.PLUGINS_CONFIG["netbox_topology_views"]["ignore_cable_type"]
ignore_cable_type = ignore_cable_type_raw.split(",")
preselected_device_roles_raw = settings.PLUGINS_CONFIG["netbox_topology_views"]["preselected_device_roles"]
preselected_device_roles = preselected_device_roles_raw.split(",")
preselected_tags_raw = settings.PLUGINS_CONFIG["netbox_topology_views"]["preselected_tags"]
preselected_tags = preselected_tags_raw.split(",")
class TopologyViewsRootView(APIRootView):
def get_view_name(self):
return 'TopologyViews'
class PreSelectDeviceRolesViewSet(ReadOnlyModelViewSet):
queryset = DeviceRole.objects.filter(name__in=preselected_device_roles)
serializer_class = PreDeviceRoleSerializer
class PreSelectTagsViewSet(ReadOnlyModelViewSet):
queryset = Tag.objects.filter(name__in=preselected_tags)
serializer_class = PreTagSerializer
class SaveCoordsViewSet(ReadOnlyModelViewSet):
queryset = Device.objects.all()
serializer_class = TopologyDummySerializer
@action(detail=False, methods=['patch'])
def save_coords(self, request):
results = {}
if settings.PLUGINS_CONFIG["netbox_topology_views"]["allow_coordinates_saving"]:
device_id = None
x_coord = None
y_coord = None
if "node_id" in request.data:
if request.data["node_id"]:
device_id = request.data["node_id"]
if "x" in request.data:
if request.data["x"]:
x_coord = request.data["x"]
if "y" in request.data:
if request.data["y"]:
y_coord = request.data["y"]
actual_device= Device.objects.get(id=device_id)
if "coordinates" in actual_device.custom_field_data:
actual_device.custom_field_data["coordinates"] = "%s;%s" % (x_coord,y_coord)
actual_device.save()
results["status"] = "saved coords"
else:
try:
actual_device.custom_field_data["coordinates"] = "%s;%s" % (x_coord,y_coord)
actual_device.save()
results["status"] = "saved coords"
except :
results["status"] = "coords custom field not created"
return Response(status=500)
return Response(results)
else:
results["status"] = "not allowed to save coords"
return Response(results, status=500)
class SearchViewSet(ReadOnlyModelViewSet):
queryset = Device.objects.all()
serializer_class = TopologyDummySerializer
def _filter(self, site, role, name, tags, region, location):
filter_devices = Device.objects.all()
if name is not None:
filter_devices = filter_devices.filter(name__contains=name)
if site is not None:
filter_devices = filter_devices.filter(site__id__in=site)
if role is not None:
filter_devices = filter_devices.filter(device_role__id__in=role)
if tags is not None:
filter_devices = filter_devices.filter(tags__id__in=tags)
if region is not None:
filter_devices = filter_devices.filter(site__region__id__in=region)
if location is not None:
filter_devices = filter_devices.filter(location__id__in=location)
return filter_devices
@action(detail=False, methods=['get'])
def search(self, request):
name = request.query_params.get('name', None)
if name == "":
name = None
sites = request.query_params.getlist('sites[]', None)
if sites == []:
sites = None
devicerole = request.query_params.getlist('devicerole[]', None)
if devicerole == []:
devicerole = None
tags = request.query_params.getlist('tags[]', None)
if tags == []:
tags = None
regions = request.query_params.getlist('regions[]', None)
if regions == []:
regions = None
locations = request.query_params.getlist('locations[]', None)
if locations == []:
locations = None
hide_unconnected = request.query_params.get('hide_unconnected', None)
if hide_unconnected == "":
hide_unconnected = None
devices = self._filter(sites, devicerole, name, tags, regions, locations)
nodes = []
edges = []
edge_ids = 0
cable_ids = []
circuit_ids = []
for device in devices:
cables = device.get_cables()
if cables.exists():
device_has_connections = True
for cable in cables:
if cable.termination_a_type.name != "circuit termination" and cable.termination_b_type.name != "circuit termination":
if cable.id not in cable_ids:
if cable.termination_a_type.name not in ignore_cable_type and cable.termination_b_type.name not in ignore_cable_type:
cable_ids.append(cable.id)
edge_ids += 1
cable_a_dev_name = cable.termination_a.device.name
if cable_a_dev_name is None:
cable_a_dev_name = "device A name unknown"
cable_a_name = cable.termination_a.name
if cable_a_name is None:
cable_a_name = "cable A name unknown"
cable_b_dev_name = cable.termination_b.device.name
if cable_b_dev_name is None:
cable_b_dev_name = "device B name unknown"
cable_b_name = cable.termination_b.name
if cable_b_name is None:
cable_b_name = "cable B name unknown"
edge = {}
edge["id"] = edge_ids
edge["from"] = cable.termination_a.device.id
edge["to"] = cable.termination_b.device.id
edge["title"] = "Cable between <br> " + cable_a_dev_name + " [" + cable_a_name + "]<br>" + cable_b_dev_name + " [" + cable_b_name + "]"
if cable.color != "":
edge["color"] = "#" + cable.color
edges.append(edge)
else:
if cable.termination_a_type.name == "circuit termination":
if settings.PLUGINS_CONFIG["netbox_topology_views"]["enable_circuit_terminations"]:
if cable.termination_a.circuit.id not in circuit_ids:
circuit_ids.append(cable.termination_a.circuit.id)
edge_ids += 1
cable_b_dev_name = cable.termination_b.device.name
if cable_b_dev_name is None:
cable_b_dev_name = "device B name unknown"
cable_b_name = cable.termination_b.name
if cable_b_name is None:
cable_b_name = "cable B name unknown"
edge = {}
edge["id"] = edge_ids
edge["to"] = cable.termination_b.device.id
edge["dashes"] = True
title = ""
title += "Circuit provider: " + cable.termination_a.circuit.provider.name + "<br>"
title += "Termination between <br>"
title += cable_b_dev_name + " [" + cable_b_name + "]<br>"
# To Many if's
if cable.termination_a.circuit.termination_a is not None:
if cable.termination_a.circuit.termination_a.cable is not None:
if cable.termination_a.circuit.termination_a.cable.id != cable.id:
if cable.termination_a.circuit.termination_a.cable.termination_b is not None:
if cable.termination_a.circuit.termination_a.cable.termination_b.device is not None:
edge["from"] = cable.termination_a.circuit.termination_a.cable.termination_b.device.id
cable_a_dev_name = cable.termination_a.circuit.termination_a.cable.termination_b.device.name
if cable_a_dev_name is None:
cable_a_dev_name = "device B name unknown"
cable_b_name = cable.termination_a.circuit.termination_a.cable.termination_b.name
if cable_a_name is None:
cable_a_name = "cable B name unknown"
title += cable_a_dev_name + " [" + cable_a_name + "]<br>"
edge["title"] = title
edges.append(edge)
# To Many if's
if cable.termination_a.circuit.termination_z is not None:
if cable.termination_a.circuit.termination_z.cable is not None:
if cable.termination_a.circuit.termination_z.cable.id != cable.id:
if cable.termination_a.circuit.termination_z.cable.termination_b is not None:
if cable.termination_a.circuit.termination_z.cable.termination_b.device is not None:
edge["from"] = cable.termination_a.circuit.termination_z.cable.termination_b.device.id
cable_a_dev_name = cable.termination_a.circuit.termination_z.cable.termination_b.device.name
if cable_a_dev_name is None:
cable_a_dev_name = "device B name unknown"
cable_a_name = cable.termination_a.circuit.termination_z.cable.termination_b.name
if cable_a_name is None:
cable_a_name = "cable B name unknown"
title += cable_a_dev_name + " [" + cable_a_name + "]<br>"
edge["title"] = title
edges.append(edge)
else:
device_has_connections = False
if hide_unconnected == 'false' or (hide_unconnected == 'true' and device_has_connections is True):
dev_name = device.name
if dev_name is None:
dev_name = "device name unknown"
node_content = ""
if device.device_type.display_name is not None:
node_content += "<tr><th>Type: </th><td>" + device.device_type.display_name + "</td></tr>"
if device.device_role.name is not None:
node_content += "<tr><th>Role: </th><td>" + device.device_role.name + "</td></tr>"
if device.serial != "":
node_content += "<tr><th>Serial: </th><td>" + device.serial + "</td></tr>"
if device.primary_ip is not None:
node_content += "<tr><th>IP Address: </th><td>" + str(device.primary_ip.address) + "</td></tr>"
dev_title = "<table> %s </table>" % (node_content)
node = {}
node["id"] = device.id
node["name"] = dev_name
node["label"] = dev_name
node["title"] = dev_title
node["shape"] = 'image'
if device.device_role.slug in settings.PLUGINS_CONFIG["netbox_topology_views"]["device_img"]:
node["image"] = '../../static/netbox_topology_views/img/' + device.device_role.slug + ".png"
else:
node["image"] = "../../static/netbox_topology_views/img/role-unknown.png"
if device.device_role.color != "":
node["color.border"] = "#" + device.device_role.color
if "coordinates" in device.custom_field_data:
if device.custom_field_data["coordinates"] != "":
cords = device.custom_field_data["coordinates"].split(";")
node["x"] = int(cords[0])
node["y"] = int(cords[1])
node["physics"] = False
nodes.append(node)
results = {}
results["nodes"] = nodes
results["edges"] = edges
return Response(results)