44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
from __future__ import annotations
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from django.core.validators import RegexValidator
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from django.db import models
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from django.utils.text import slugify
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hostname_validator = RegexValidator(
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regex=r"^(?=.{1,253}$)(?!-)[A-Za-z0-9-]{1,63}(?<!-)(\.(?!-)[A-Za-z0-9-]{1,63}(?<!-))*\.?$",
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message="Enter a valid hostname.",
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)
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class Server(models.Model):
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display_name = models.CharField(max_length=128)
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hostname = models.CharField(max_length=253, null=True, blank=True, unique=True, validators=[hostname_validator])
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ipv4 = models.GenericIPAddressField(null=True, blank=True, protocol="IPv4", unique=True)
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ipv6 = models.GenericIPAddressField(null=True, blank=True, protocol="IPv6", unique=True)
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image = models.ImageField(upload_to="servers/", null=True, blank=True)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ["display_name", "hostname", "ipv4", "ipv6"]
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verbose_name = "Server"
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verbose_name_plural = "Servers"
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def __str__(self) -> str:
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primary = self.hostname or self.ipv4 or self.ipv6 or "unassigned"
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return f"{self.display_name} ({primary})"
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@property
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def image_url(self) -> str | None:
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try:
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return self.image.url if self.image else None
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except Exception:
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return None
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@property
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def initial(self) -> str:
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return (self.display_name or "?").strip()[:1].upper() or "?"
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