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# -*- coding: utf-8 -*-
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#
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from django.db.models import F
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from django.utils.translation import gettext_lazy as _
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from rest_framework import serializers
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from accounts.models import Account
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from assets.const import Category, AllTypes
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from assets.models import Node, Asset, Platform
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from assets.serializers.asset.common import AssetProtocolsPermsSerializer
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from common.serializers import ResourceLabelsMixin
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from common.serializers.fields import ObjectRelatedField, LabeledChoiceField
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from orgs.mixins.serializers import OrgResourceModelSerializerMixin
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from perms.serializers.permission import ActionChoicesField
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__all__ = [
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'NodePermedSerializer', 'AssetPermedSerializer',
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'AssetPermedDetailSerializer', 'AccountsPermedSerializer'
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]
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class AssetPermedSerializer(OrgResourceModelSerializerMixin, ResourceLabelsMixin):
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""" 被授权资产的数据结构 """
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platform = ObjectRelatedField(required=False, queryset=Platform.objects, label=_('Platform'))
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category = LabeledChoiceField(choices=Category.choices, read_only=True, label=_('Category'))
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type = LabeledChoiceField(choices=AllTypes.choices(), read_only=True, label=_('Type'))
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domain = ObjectRelatedField(required=False, queryset=Node.objects, label=_('Domain'))
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class Meta:
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model = Asset
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only_fields = [
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'id', 'name', 'address', 'domain', 'platform',
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'comment', 'org_id', 'is_active', 'date_verified',
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'created_by', 'date_created', 'connectivity', 'nodes', 'labels'
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]
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fields = only_fields + ['category', 'type'] + ['org_name']
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read_only_fields = fields
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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('domain', 'nodes', 'labels') \
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.prefetch_related('platform') \
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.annotate(category=F("platform__category")) \
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.annotate(type=F("platform__type"))
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return queryset
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class NodePermedSerializer(serializers.ModelSerializer):
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class Meta:
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model = Node
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fields = [
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'id', 'name', 'key', 'value',
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'org_id', "assets_amount"
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]
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read_only_fields = fields
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class AccountsPermedSerializer(serializers.ModelSerializer):
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actions = ActionChoicesField(read_only=True)
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class Meta:
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model = Account
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fields = [
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'id', 'alias', 'name', 'username', 'has_username',
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'has_secret', 'secret_type', 'actions'
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]
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read_only_fields = fields
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class AssetPermedDetailSerializer(AssetPermedSerializer):
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# 前面特意加了 permed，避免返回的是资产本身的
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permed_protocols = AssetProtocolsPermsSerializer(many=True, required=False, label=_('Protocols'))
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permed_accounts = AccountsPermedSerializer(label=_("Accounts"), required=False, many=True)
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class Meta(AssetPermedSerializer.Meta):
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fields = AssetPermedSerializer.Meta.fields + ['spec_info', 'permed_protocols', 'permed_accounts']
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read_only_fields = fields
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