fix error calling eq: invalid type for comparison; add default value for serviceAccountKey (#10487)

Signed-off-by: Tetiana Kravchenko <tetiana.kravchenko@commercetools.de>

stable/external-dns/Chart.yaml

@@ -3,7 +3,7 @@ description:
   Configure external DNS servers (AWS Route53, Google CloudDNS and others)
   for Kubernetes Ingresses and Services
 name: external-dns
-version: 1.3.2
+version: 1.3.3
 appVersion: 0.5.9
 home: https://github.com/kubernetes-incubator/external-dns
 sources:

stable/external-dns/templates/secret.yaml

@@ -11,7 +11,7 @@ data:
   credentials: {{ include "external-dns.aws-credentials" . | b64enc | quote }}
   config: {{ include "external-dns.aws-config" . | b64enc | quote }}
 {{- end}}
-{{- if and (eq .Values.provider "google" .Values.google.serviceAccountKey) }}
+{{- if and (eq .Values.provider "google") .Values.google.serviceAccountKey }}
   credentials.json: {{ .Values.google.serviceAccountKey | b64enc | quote }}
 {{- end}}
 {{- if .Values.cloudflare.apiKey }}

stable/external-dns/values.yaml

@@ -41,6 +41,7 @@ cloudflare:
 google:
   project: ""
   serviceAccountSecret: ""
+  serviceAccountKey: ""
 
 # Infoblox keys to inject
 infoblox: