add helm charts

backing-services/vcluster/templates/_coredns.tpl

@@ -0,0 +1,52 @@
+{{/*
+  Define a common coredns config
+*/}}
+{{- define "vcluster.corefile" -}}
+Corefile: |-
+  {{- if .Values.controlPlane.coredns.overwriteConfig }}
+{{ .Values.controlPlane.coredns.overwriteConfig | indent 8 }}
+  {{- else }}
+  .:1053 {
+      errors
+      health
+      ready
+      {{- if and .Values.controlPlane.coredns.embedded .Values.networking.resolveDNS }}
+      vcluster
+      {{- end }}
+      {{- if .Values.networking.advanced.proxyKubelets.byHostname }}
+      rewrite name regex .*\.nodes\.vcluster\.com kubernetes.default.svc.cluster.local
+      {{- end }}
+      kubernetes cluster.local in-addr.arpa ip6.arpa {
+          {{- if .Values.controlPlane.coredns.embedded }}
+          kubeconfig /data/vcluster/admin.conf
+          {{- end }}
+          pods insecure
+          {{- if .Values.networking.advanced.fallbackHostCluster }}
+          fallthrough cluster.local in-addr.arpa ip6.arpa
+          {{- else }}
+          fallthrough in-addr.arpa ip6.arpa
+          {{- end }}
+      }
+      hosts /etc/NodeHosts {
+          ttl 60
+          reload 15s
+          fallthrough
+      }
+      prometheus :9153
+      {{- if .Values.networking.advanced.fallbackHostCluster }}
+      forward . {{`{{.HOST_CLUSTER_DNS}}`}}
+      {{- else if .Values.policies.networkPolicy.enabled }}
+      forward . /etc/resolv.conf {{ .Values.policies.networkPolicy.fallbackDns }} {
+          policy sequential
+      }
+      {{- else }}
+      forward . /etc/resolv.conf
+      {{- end }}
+      cache 30
+      loop
+      loadbalance
+  }
+
+  import /etc/coredns/custom/*.server
+  {{- end }}
+{{- end -}}