maabara/manifests/grafana/templates/image-renderer-network-policy.yaml

80 lines
2.4 KiB
YAML

{{- if and .Values.imageRenderer.enabled .Values.imageRenderer.networkPolicy.limitIngress }}
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: {{ include "grafana.fullname" . }}-image-renderer-ingress
namespace: {{ include "grafana.namespace" . }}
annotations:
comment: Limit image-renderer ingress traffic from grafana
spec:
podSelector:
matchLabels:
{{- include "grafana.imageRenderer.selectorLabels" . | nindent 6 }}
{{- with .Values.imageRenderer.podLabels }}
{{- toYaml . | nindent 6 }}
{{- end }}
policyTypes:
- Ingress
ingress:
- ports:
- port: {{ .Values.imageRenderer.service.targetPort }}
protocol: TCP
from:
- namespaceSelector:
matchLabels:
kubernetes.io/metadata.name: {{ include "grafana.namespace" . }}
podSelector:
matchLabels:
{{- include "grafana.selectorLabels" . | nindent 14 }}
{{- with .Values.podLabels }}
{{- toYaml . | nindent 14 }}
{{- end }}
{{- with .Values.imageRenderer.networkPolicy.extraIngressSelectors -}}
{{ toYaml . | nindent 8 }}
{{- end }}
{{- end }}
{{- if and .Values.imageRenderer.enabled .Values.imageRenderer.networkPolicy.limitEgress }}
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: {{ include "grafana.fullname" . }}-image-renderer-egress
namespace: {{ include "grafana.namespace" . }}
annotations:
comment: Limit image-renderer egress traffic to grafana
spec:
podSelector:
matchLabels:
{{- include "grafana.imageRenderer.selectorLabels" . | nindent 6 }}
{{- with .Values.imageRenderer.podLabels }}
{{- toYaml . | nindent 6 }}
{{- end }}
policyTypes:
- Egress
egress:
# allow dns resolution
- ports:
- port: 53
protocol: UDP
- port: 53
protocol: TCP
# talk only to grafana
- ports:
- port: {{ .Values.service.targetPort }}
protocol: TCP
to:
- namespaceSelector:
matchLabels:
kubernetes.io/metadata.name: {{ include "grafana.namespace" . }}
podSelector:
matchLabels:
{{- include "grafana.selectorLabels" . | nindent 14 }}
{{- with .Values.podLabels }}
{{- toYaml . | nindent 14 }}
{{- end }}
{{- end }}