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Add support for PowerDNS to external-dns chart (#14793)
- Add pdns-specific parameters to stable/external-dns/values.yaml - Modify stable/external-dns/templates/secret.yaml to support pdns API key as kubernetes secret - Modify stable/external-dns/templates/deployment.yaml to support args and environment variables for pdns Signed-off-by: Craig Etienne <craig.etienne@gmail.com>
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boarder981
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Kubernetes Prow Robot
Kubernetes Prow Robot
parent
7b19761fcb
commit
6aee54cdaf
@@ -1,6 +1,6 @@
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apiVersion: v1
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name: external-dns
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version: 2.2.3
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version: 2.3.0
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appVersion: 0.5.15
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description: ExternalDNS is a Kubernetes addon that configures public DNS servers with information about exposed Kubernetes services to make them discoverable.
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keywords:
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@@ -95,6 +95,9 @@ The following table lists the configurable parameters of the external-dns chart
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| `rfc2136.tsigKeyname` | When using the rfc2136 provider, specify the tsig keyname to enable security (optional) | `"externaldns-key"` |
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| `rfc2136.tsigSecretAlg` | When using the rfc2136 provider, specify the tsig secret to enable security (optional) | `"hmac-sha256"` |
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| `rfc2136.tsigAxfr` | When using the rfc2136 provider, enable AFXR to enable security (optional) | `true` |
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| `pdns.apiUrl` | When using the PowerDNS provider, specify the API URL of the server. | `""` |
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| `pdns.apiPort` | When using the PowerDNS provider, specify the API port of the server. | `8081` |
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| `pdns.apiKey` | When using the PowerDNS provider, specify the API key of the server. | `""` |
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| `annotationFilter` | Filter sources managed by external-dns via annotation using label selector (optional) | `""` |
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| `domainFilters` | Limit possible target zones by domain suffixes (optional) | `[]` |
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| `zoneIdFilters` | Limit possible target zones by zone id (optional) | `[]` |
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@@ -130,6 +130,8 @@ Compile all warnings into a single message, and call fail.
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{{- $messages := append $messages (include "external-dns.validateValues.aws" .) -}}
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{{- $messages := append $messages (include "external-dns.validateValues.infoblox.gridHost" .) -}}
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{{- $messages := append $messages (include "external-dns.validateValues.infoblox.wapiPassword" .) -}}
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{{- $messages := append $messages (include "external-dns.validateValues.pdns.apiUrl" .) -}}
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{{- $messages := append $messages (include "external-dns.validateValues.pdns.apiKey" .) -}}
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{{- $messages := without $messages "" -}}
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{{- $message := join "\n" $messages -}}
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@@ -201,6 +203,30 @@ external-dns: infoblox.wapiPassword
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{{- end -}}
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{{- end -}}
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{{/*
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Validate values of External DNS:
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- must provide the PowerDNS API URL when provider is "pdns"
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*/}}
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{{- define "external-dns.validateValues.pdns.apiUrl" -}}
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{{- if and (eq .Values.provider "pdns") (not .Values.pdns.apiUrl) -}}
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external-dns: pdns.apiUrl
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You must provide the the PowerDNS API URL when provider="pdns".
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Please set the apiUrl parameter (--set pdns.apiUrl="xxxx")
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{{- end -}}
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{{- end -}}
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{{/*
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Validate values of External DNS:
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- must provide the PowerDNS API key when provider is "pdns"
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*/}}
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{{- define "external-dns.validateValues.pdns.apiKey" -}}
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{{- if and (eq .Values.provider "pdns") (not .Values.pdns.apiKey) -}}
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external-dns: pdns.apiKey
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You must provide the the PowerDNS API key when provider="pdns".
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Please set the apiKey parameter (--set pdns.apiKey="xxxx")
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{{- end -}}
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{{- end -}}
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{{/* Check if there are rolling tags in the images */}}
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{{- define "external-dns.checkRollingTags" -}}
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{{- if and (contains "bitnami/" .Values.image.repository) (not (.Values.image.tag | toString | regexFind "-r\\d+$|sha256:")) }}
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@@ -152,6 +152,11 @@ spec:
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- --rfc2136-insecure
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{{- end }}
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{{- end }}
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# PowerDNS arguments
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{{- if eq .Values.provider "pdns" }}
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- --pdns-server={{ .Values.pdns.apiUrl }}:{{ .Values.pdns.apiPort }}
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- --pdns-api-key=$(PDNS_API_KEY)
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{{- end }}
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# Extra arguments
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{{- range $key, $value := .Values.extraArgs }}
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{{- if $value }}
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@@ -236,6 +241,14 @@ spec:
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- name: OPENSTACK_CA_FILE
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value: {{ .Values.designate.customCA.mountPath }}/{{ .Values.designate.customCA.filename }}
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{{- end }}
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# PowerDNS environment variables
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{{- if and (eq .Values.provider "pdns") .Values.pdns.apiKey }}
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- name: PDNS_API_KEY
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valueFrom:
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secretKeyRef:
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name: {{ template "external-dns.fullname" . }}
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key: pdns_api_key
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{{- end }}
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# Extra environment variables
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{{- $root := . -}}
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{{- range .Values.extraEnv }}
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@@ -1,4 +1,4 @@
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{{- if or .Values.aws.assumeRoleArn (and .Values.aws.credentials.secretKey .Values.aws.credentials.accessKey) .Values.cloudflare.apiKey .Values.digitalocean.apiToken .Values.google.serviceAccountKey (and .Values.infoblox.wapiUsername .Values.infoblox.wapiPassword) .Values.rfc2136.tsigSecret .Values.extraEnv }}
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{{- if or .Values.aws.assumeRoleArn (and .Values.aws.credentials.secretKey .Values.aws.credentials.accessKey) .Values.cloudflare.apiKey .Values.digitalocean.apiToken .Values.google.serviceAccountKey (and .Values.infoblox.wapiUsername .Values.infoblox.wapiPassword) .Values.rfc2136.tsigSecret .Values.pdns.apiKey .Values.extraEnv }}
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apiVersion: v1
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kind: Secret
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metadata:
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@@ -30,6 +30,9 @@ data:
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{{- if .Values.rfc2136.tsigSecret }}
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rfc2136_tsig_secret: {{ .Values.rfc2136.tsigSecret | b64enc | quote }}
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{{- end }}
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{{- if .Values.pdns.apiKey }}
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pdns_api_key: {{ .Values.pdns.apiKey | b64enc | quote }}
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{{- end }}
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{{- range $key, $value := .Values.extraEnv }}
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{{ $key }}: {{ $value | b64enc | quote }}
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{{- end }}
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@@ -159,6 +159,13 @@ rfc2136:
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tsigKeyname: externaldns-key
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tsigAxfr: true
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## PowerDNS configuration to be set via arguments/env. variables
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##
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pdns:
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apiUrl: ""
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apiPort: "8081"
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apiKey: ""
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## Limit possible target zones by domain suffixes (optional)
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##
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domainFilters: []
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@@ -159,6 +159,13 @@ rfc2136:
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tsigKeyname: externaldns-key
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tsigAxfr: true
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## PowerDNS configuration to be set via arguments/env. variables
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##
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pdns:
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apiUrl: ""
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apiPort: "8081"
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apiKey: ""
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## Limit possible target zones by domain suffixes (optional)
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##
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domainFilters: []
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