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Fixes: #18336 - Perform Rack object validation of u_height and starting_unit on rack_type if present (#18395)

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* Perform Rack object validation of u_height and starting_unit on rack_type if present

* Calculate effective values before doing validation
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bctiemann 2025-01-17 08:45:17 -05:00 committed by GitHub
parent 993d8f1480
commit 4a1fea3504
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1 changed files with 11 additions and 6 deletions
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15
netbox/dcim/models/racks.py
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@ -374,21 +374,26 @@ class Rack(ContactsMixin, ImageAttachmentsMixin, RackBase):
if not self._state.adding:
mounted_devices = Device.objects.filter(rack=self).exclude(position__isnull=True).order_by('position')
effective_u_height = self.rack_type.u_height if self.rack_type else self.u_height
effective_starting_unit = self.rack_type.starting_unit if self.rack_type else self.starting_unit
# Validate that Rack is tall enough to house the highest mounted Device
if top_device := mounted_devices.last():
min_height = top_device.position + top_device.device_type.u_height - self.starting_unit
if self.u_height < min_height:
min_height = top_device.position + top_device.device_type.u_height - effective_starting_unit
if effective_u_height < min_height:
field = 'rack_type' if self.rack_type else 'u_height'
raise ValidationError({
'u_height': _(
field: _(
"Rack must be at least {min_height}U tall to house currently installed devices."
).format(min_height=min_height)
})
# Validate that the Rack's starting unit is less than or equal to the position of the lowest mounted Device
if last_device := mounted_devices.first():
if self.starting_unit > last_device.position:
if effective_starting_unit > last_device.position:
field = 'rack_type' if self.rack_type else 'starting_unit'
raise ValidationError({
'starting_unit': _("Rack unit numbering must begin at {position} or less to house "
field: _("Rack unit numbering must begin at {position} or less to house "
"currently installed devices.").format(position=last_device.position)
})