uncloud-mravi/uncloud_django_based/uncloud/uncloud_net/serializers.py

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import base64
from django.contrib.auth import get_user_model
from django.utils.translation import gettext_lazy as _
from rest_framework import serializers
from .models import *
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class VPNPoolSerializer(serializers.ModelSerializer):
class Meta:
model = VPNPool
fields = '__all__'
class VPNNetworkSerializer(serializers.ModelSerializer):
class Meta:
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model = VPNNetwork
fields = '__all__'
# This is required for finding the VPN pool, but does not
# exist in the model
network_size = serializers.IntegerField(min_value=0,
max_value=128)
def validate_wireguard_public_key(self, value):
msg = _("Supplied key is not a valid wireguard public key")
""" FIXME: verify that this does not create broken wireguard config files,
i.e. contains \n or similar!
We might even need to be more strict to not break wireguard...
"""
print(value)
try:
base64.standard_b64decode(value)
except Exception as e:
raise serializers.ValidationError(msg)
if '\n' in value:
raise serializers.ValidationError(msg)
return value
def validate(self, data):
# FIXME: filter for status = active or similar
all_pools = VPNPool.objects.all()
sizes = [ p.subnetwork_size for p in all_pools ]
pools = VPNPool.objects.filter(subnetwork_size=data['network_size'])
if len(pools) == 0:
msg = _("No pool available for networks with size = {}. Available are: {}".format(data['network_size'], sizes))
raise serializers.ValidationError(msg)
return data
def create(self, validated_data):
from_pool =