Error out when multiple https endpoints are specified. (#2438)

This fix will error out when multiple https endpoints are specified,
as additional work is needed to support beyond http.

This fix fixes 1464.

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
This commit is contained in:
Yong Tang
2019-01-07 09:28:03 -08:00
committed by GitHub
parent 06efc07f46
commit 53d1afbaf2
3 changed files with 26 additions and 2 deletions

View File

@@ -52,8 +52,9 @@ kubernetes [ZONES...] {
* `endpoint` specifies the **URL** for a remote k8s API endpoint.
If omitted, it will connect to k8s in-cluster using the cluster service account.
Multiple k8s API endpoints could be specified:
`endpoint http://k8s-endpoint1:8080 http://k8s-endpoint2:8080`. CoreDNS
will automatically perform a healthcheck and proxy to the healthy k8s API endpoint.
`endpoint http://k8s-endpoint1:8080 http://k8s-endpoint2:8080`.
CoreDNS will automatically perform a healthcheck and proxy to the healthy k8s API endpoint.
Note that only http is supported when more than one k8s API endpoints are specified at the moment.
* `tls` **CERT** **KEY** **CACERT** are the TLS cert, key and the CA cert file names for remote k8s connection.
This option is ignored if connecting in-cluster (i.e. endpoint is not specified).
* `kubeconfig` **KUBECONFIG** **CONTEXT** authenticates the connection to a remote k8s cluster using a kubeconfig file. It supports TLS, username and password, or token-based authentication. This option is ignored if connecting in-cluster (i.e., the endpoint is not specified).