outposts: validate kubeconfig before saving

This commit is contained in:
Jens Langhammer 2020-12-24 13:20:47 +01:00
parent c85506f43c
commit 927ab509a1
1 changed files with 21 additions and 0 deletions

View File

@ -1,7 +1,11 @@
"""Outpost forms"""
from django import forms
from django.core.exceptions import ValidationError
from django.utils.translation import gettext_lazy as _
from kubernetes.client.configuration import Configuration
from kubernetes.config.config_exception import ConfigException
from kubernetes.config.kube_config import load_kube_config_from_dict
from authentik.admin.fields import CodeMirrorWidget, YAMLField
from authentik.crypto.models import CertificateKeyPair
@ -71,6 +75,23 @@ class DockerServiceConnectionForm(forms.ModelForm):
class KubernetesServiceConnectionForm(forms.ModelForm):
"""Kubernetes service-connection form"""
def clean_kubeconfig(self):
"""Validate kubeconfig by attempting to load it"""
kubeconfig = self.cleaned_data["kubeconfig"]
if kubeconfig == {}:
if not self.cleaned_data["local"]:
raise ValidationError(
_("You can only use an empty kubeconfig when local is enabled.")
)
# Empty kubeconfig is valid
return kubeconfig
config = Configuration()
try:
load_kube_config_from_dict(kubeconfig, client_configuration=config)
except ConfigException:
raise ValidationError(_("Invalid kubeconfig"))
return kubeconfig
class Meta:
model = KubernetesServiceConnection