Merge pull request #47 from oracle/oke-host-override

Support env var to accept dev env host endpoint

pkg/server/server.go

@@ -53,6 +53,11 @@ import (
 	"github.com/oracle/oci-native-ingress-controller/pkg/podreadiness"
 )
 
+const (
+	// OkeHostOverrideEnvVar is a hidden flag that allows NIC to hit another containerengine endpoint
+	okeHostOverrideEnvVar = "OKE_HOST_OVERRIDE"
+)
+
 func BuildConfig(kubeconfig string) (*rest.Config, error) {
 	if kubeconfig != "" {
 		cfg, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
@@ -200,6 +205,11 @@ func setupClient(ctx context.Context, opts types.IngressOpts, k8client clientset
 		klog.Fatalf("failed to load container engine client configuration provider: %v", err)
 	}
 
+	// undocumented endpoint for testing in dev
+	if os.Getenv(okeHostOverrideEnvVar) != "" {
+		containerEngineClient.BaseClient.Host = os.Getenv(okeHostOverrideEnvVar)
+	}
+
 	lbClient := loadbalancer.New(&ociLBClient)
 
 	certificatesClient := certificate.New(&ociCertificatesMgmtClient, ociclient.NewCertificateClient(&ociCertificatesClient))