MrBlake/mrb-netbox-topology-views
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fix: respect rack unit numbering direction and starting unit

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MrBlake
2026-08-06 14:38:16 +02:00
parent 6ff2b60bb4
commit f706db754c
3 changed files with 53 additions and 16 deletions
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netbox_topology_views/views.py
+22 -5
View File
@@ -928,9 +928,11 @@ def _rack_endpoint(termination):
"url": device.get_absolute_url() if device else None,
"color": getattr(getattr(device, "role", None), "color", None) or "1685fc",
"position": float(device.position or 1) if device else None,
"height": max(getattr(getattr(device, "device_type", None), "u_height", 1) or 1, 1) if device else 1,
"height": float(max(getattr(getattr(device, "device_type", None), "u_height", 1) or 1, 1)) if device else 1,
"face": str(device.face or "front").lower() if device else "front",
"rack_u_height": getattr(getattr(device, "rack", None), "u_height", None),
"rack_desc_units": getattr(getattr(device, "rack", None), "desc_units", False),
"rack_starting_unit": getattr(getattr(device, "rack", None), "starting_unit", 1),
"subtitle": str(device.device_type) if device else getattr(termination, "name", str(termination)),
}
@@ -965,27 +967,42 @@ class RackElevationView(PermissionRequiredMixin, View):
device_ids = []
for device in devices.filter(rack_id__in=rack_ids).order_by("rack_id", "position", "name"):
device_ids.append(device.pk)
height = max(getattr(device.device_type, "u_height", 1) or 1, 1)
height = float(max(getattr(device.device_type, "u_height", 1) or 1, 1))
rack_height = max(device.rack.u_height or 1, 1)
device.elevation_bottom = f"{(float(device.position or 1) - 1) / rack_height * 100:.4f}"
rack_start = float(device.rack.starting_unit or 1)
position_offset = float(device.position or rack_start) - rack_start
if device.rack.desc_units:
bottom_units = rack_height - position_offset - height
else:
bottom_units = position_offset
device.elevation_bottom = f"{max(bottom_units, 0) / rack_height * 100:.4f}"
device.elevation_height = f"{min(height / rack_height * 100, 100):.4f}"
device.elevation_face = str(device.face or "front").lower()
rack_devices[device.rack_id].append(device)
for rack in rack_list:
rack.elevation_devices = rack_devices[rack.pk]
rack.elevation_unit_labels = range(rack.u_height or 0, 0, -1)
rack_start = rack.starting_unit or 1
if rack.desc_units:
rack.elevation_unit_labels = range(rack_start, rack_start + (rack.u_height or 0))
else:
rack.elevation_unit_labels = range(
rack_start + (rack.u_height or 0) - 1,
rack_start - 1,
-1,
)
rack_export = []
for rack in rack_list:
rack_export.append({
"id": rack.pk, "name": rack.name, "u_height": rack.u_height,
"starting_unit": rack.starting_unit, "desc_units": rack.desc_units,
"site": str(rack.site), "location": str(rack.location or ""),
"devices": [{
"name": device.name or str(device.device_type),
"type": str(device.device_type),
"position": float(device.position or 1),
"height": max(device.device_type.u_height or 1, 1),
"height": float(max(device.device_type.u_height or 1, 1)),
"face": device.elevation_face,
"color": f"#{device.role.color}" if device.role.color else "#1685fc",
} for device in rack.elevation_devices],