mirror of https://github.com/jumpserver/jumpserver
148 lines
5.0 KiB
Python
148 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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import re
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from rest_framework import serializers
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from django.db.models import Prefetch
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from django.utils.translation import ugettext_lazy as _
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from orgs.mixins.serializers import BulkOrgResourceModelSerializer
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from common.serializers import AdaptedBulkListSerializer
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from ..models import Asset, Node, Label
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from ..const import (
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GENERAL_LIMIT_SPECIAL_CHARACTERS_PATTERN,
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GENERAL_LIMIT_SPECIAL_CHARACTERS_ERROR_MSG
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)
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from .base import ConnectivitySerializer
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__all__ = [
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'AssetSerializer', 'AssetSimpleSerializer',
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'ProtocolsField',
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]
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class ProtocolField(serializers.RegexField):
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protocols = '|'.join(dict(Asset.PROTOCOL_CHOICES).keys())
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default_error_messages = {
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'invalid': _('Protocol format should {}/{}'.format(protocols, '1-65535'))
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}
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regex = r'^(%s)/(\d{1,5})$' % protocols
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def __init__(self, *args, **kwargs):
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super().__init__(self.regex, **kwargs)
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def validate_duplicate_protocols(values):
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errors = []
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names = []
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for value in values:
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if not value or '/' not in value:
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continue
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name = value.split('/')[0]
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if name in names:
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errors.append(_("Protocol duplicate: {}").format(name))
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names.append(name)
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errors.append('')
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if any(errors):
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raise serializers.ValidationError(errors)
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class ProtocolsField(serializers.ListField):
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default_validators = [validate_duplicate_protocols]
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def __init__(self, *args, **kwargs):
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kwargs['child'] = ProtocolField()
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kwargs['allow_null'] = True
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kwargs['allow_empty'] = True
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kwargs['min_length'] = 1
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kwargs['max_length'] = 4
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super().__init__(*args, **kwargs)
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def to_representation(self, value):
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if not value:
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return []
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return value.split(' ')
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class AssetSerializer(BulkOrgResourceModelSerializer):
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protocols = ProtocolsField(label=_('Protocols'), required=False)
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connectivity = ConnectivitySerializer(read_only=True, label=_("Connectivity"))
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"""
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资产的数据结构
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"""
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class Meta:
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model = Asset
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list_serializer_class = AdaptedBulkListSerializer
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fields = [
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'id', 'ip', 'hostname', 'protocol', 'port',
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'protocols', 'platform', 'is_active', 'public_ip', 'domain',
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'admin_user', 'nodes', 'labels', 'number', 'vendor', 'model', 'sn',
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'cpu_model', 'cpu_count', 'cpu_cores', 'cpu_vcpus', 'memory',
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'disk_total', 'disk_info', 'os', 'os_version', 'os_arch',
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'hostname_raw', 'comment', 'created_by', 'date_created',
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'hardware_info', 'connectivity',
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]
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read_only_fields = (
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'vendor', 'model', 'sn', 'cpu_model', 'cpu_count',
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'cpu_cores', 'cpu_vcpus', 'memory', 'disk_total', 'disk_info',
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'os', 'os_version', 'os_arch', 'hostname_raw',
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'created_by', 'date_created',
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)
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extra_kwargs = {
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'protocol': {'write_only': True},
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'port': {'write_only': True},
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'hardware_info': {'label': _('Hardware info')},
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'org_name': {'label': _('Org name')}
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}
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@staticmethod
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def validate_hostname(hostname):
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pattern = GENERAL_LIMIT_SPECIAL_CHARACTERS_PATTERN
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res = re.match(pattern, hostname)
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if res is None:
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msg = GENERAL_LIMIT_SPECIAL_CHARACTERS_ERROR_MSG
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raise serializers.ValidationError(msg)
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return hostname
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@classmethod
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def setup_eager_loading(cls, queryset):
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""" Perform necessary eager loading of data. """
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queryset = queryset.prefetch_related(
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Prefetch('nodes', queryset=Node.objects.all().only('id')),
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Prefetch('labels', queryset=Label.objects.all().only('id')),
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).select_related('admin_user', 'domain')
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return queryset
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def compatible_with_old_protocol(self, validated_data):
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protocols_data = validated_data.pop("protocols", [])
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# 兼容老的api
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name = validated_data.get("protocol")
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port = validated_data.get("port")
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if not protocols_data and name and port:
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protocols_data.insert(0, '/'.join([name, str(port)]))
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elif not name and not port and protocols_data:
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protocol = protocols_data[0].split('/')
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validated_data["protocol"] = protocol[0]
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validated_data["port"] = int(protocol[1])
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if protocols_data:
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validated_data["protocols"] = ' '.join(protocols_data)
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def create(self, validated_data):
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self.compatible_with_old_protocol(validated_data)
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instance = super().create(validated_data)
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return instance
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def update(self, instance, validated_data):
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self.compatible_with_old_protocol(validated_data)
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return super().update(instance, validated_data)
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class AssetSimpleSerializer(serializers.ModelSerializer):
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connectivity = ConnectivitySerializer(read_only=True, label=_("Connectivity"))
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class Meta:
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model = Asset
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fields = ['id', 'hostname', 'ip', 'connectivity', 'port']
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