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# -*- coding: utf-8 -*-
#
from django.core.cache import cache
from rest_framework import serializers
from ..models import Node, AdminUser
from ..const import ADMIN_USER_CONN_CACHE_KEY
from .base import AuthSerializer
class AdminUserSerializer(serializers.ModelSerializer):
"""
管理用户
"""
assets_amount = serializers.SerializerMethodField()
unreachable_amount = serializers.SerializerMethodField()
reachable_amount = serializers.SerializerMethodField()
class Meta:
model = AdminUser
fields = '__all__'
def get_field_names(self, declared_fields, info):
fields = super().get_field_names(declared_fields, info)
return [f for f in fields if not f.startswith('_')]
@staticmethod
def get_unreachable_amount(obj):
data = cache.get(ADMIN_USER_CONN_CACHE_KEY.format(obj.name))
if data:
return len(data.get('dark'))
else:
return 0
@staticmethod
def get_reachable_amount(obj):
data = cache.get(ADMIN_USER_CONN_CACHE_KEY.format(obj.name))
if data:
return len(data.get('contacted'))
else:
return 0
@staticmethod
def get_assets_amount(obj):
return obj.assets_amount
class AdminUserAuthSerializer(AuthSerializer):
class Meta:
model = AdminUser
fields = ['password', 'private_key']
class ReplaceNodeAdminUserSerializer(serializers.ModelSerializer):
"""
管理用户更新关联到的集群
"""
nodes = serializers.PrimaryKeyRelatedField(
many=True, queryset=Node.objects.all()
)
class Meta:
model = AdminUser
fields = ['id', 'nodes']