{{- /*
Copyright Broadcom, Inc. All Rights Reserved.
SPDX-License-Identifier: APACHE-2.0
*/}}

{{- if and .Values.vmagent.enabled .Values.vmagent.networkPolicy.enabled }}
kind: NetworkPolicy
apiVersion: {{ include "common.capabilities.networkPolicy.apiVersion" . }}
metadata:
  name: {{ template "victoriametrics.vmagent.fullname" . }}
  namespace: {{ include "common.names.namespace" . | quote }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
    app.kubernetes.io/part-of: victoriametrics
    app.kubernetes.io/component: vmagent
  {{- if .Values.commonAnnotations }}
  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
  {{- end }}
spec:
  policyTypes:
    - Ingress
    - Egress
  {{- $podLabels := include "common.tplvalues.merge" ( dict "values" ( list .Values.vmagent.podLabels .Values.commonLabels ) "context" . ) }}
  podSelector:
    matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" $podLabels "context" $ ) | nindent 6 }}
      app.kubernetes.io/part-of: victoriametrics
      app.kubernetes.io/component: vmagent
  {{- if .Values.vmagent.networkPolicy.allowExternalEgress }}
  egress:
    - {}
  {{- else }}
  egress:
    # Allow dns resolution
    - ports:
        - port: 53
          protocol: UDP
        - port: 53
          protocol: TCP
    {{- if .Values.vmauth.enabled }}
    # Allow outbound connections to victoriametrics insert controller
    - ports:
        - port: {{ .Values.vmauth.containerPorts.http }}
      to:
        - podSelector:
            matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 14 }}
              app.kubernetes.io/part-of: victoriametrics
              app.kubernetes.io/component: vmauth
    {{- else }}
    # Allow outbound connections to victoriametrics insert controller
    - ports:
        - port: {{ .Values.vminsert.containerPorts.http }}
      to:
        - podSelector:
            matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 14 }}
              app.kubernetes.io/part-of: victoriametrics
              app.kubernetes.io/component: vminsert
    {{- end }}
    {{- if .Values.vmagent.networkPolicy.extraEgress }}
    {{- include "common.tplvalues.render" ( dict "value" .Values.vmagent.networkPolicy.extraEgress "context" $ ) | nindent 4 }}
    {{- end }}
  {{- end }}
  ingress:
    # Allow inbound connections
    - ports:
        - port: {{ .Values.vmagent.containerPorts.http }}
          {{- if .Values.vmagent.enableListeners.graphite }}
        - port: {{ .Values.vmagent.containerPorts.graphite }}
          {{- end }}
          {{- if .Values.vmagent.enableListeners.influxdb }}
        - port: {{ .Values.vmagent.containerPorts.influxdb }}
          {{- end }}
          {{- if .Values.vmagent.enableListeners.opentsdb }}
        - port: {{ .Values.vmagent.containerPorts.opentsdb }}
          {{- end }}
     {{- if not .Values.vmagent.networkPolicy.allowExternal }}
      from:
        - podSelector:
            matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 14 }}
        {{- if .Values.vmagent.networkPolicy.ingressNSMatchLabels }}
        - namespaceSelector:
            matchLabels:
              {{- range $key, $value := .Values.vmagent.networkPolicy.ingressNSMatchLabels }}
              {{ $key | quote }}: {{ $value | quote }}
              {{- end }}
          {{- if .Values.vmagent.networkPolicy.ingressNSPodMatchLabels }}
          podSelector:
            matchLabels:
              {{- range $key, $value := .Values.vmagent.networkPolicy.ingressNSPodMatchLabels }}
              {{ $key | quote }}: {{ $value | quote }}
              {{- end }}
          {{- end }}
        {{- end }}
      {{- end }}
    {{- if .Values.vmagent.networkPolicy.extraIngress }}
    {{- include "common.tplvalues.render" ( dict "value" .Values.vmagent.networkPolicy.extraIngress "context" $ ) | nindent 4 }}
    {{- end }}
{{- end }}
