My issue: To connect service on another namespace OpenShift How I encountered the problem: Deployed Nginx Ingress Operator in OpenShift and configured ingress controller in the namespace (nginx-ingress) and trying to create ingress rule to connect service is running on another namespace (migration…

Hi @elayaraja.kv , are you able to directly access the service you’re trying to access via ingress? say via curl command Also can you confirm if you’re using NGINX Plus or NGINX OSS and provide your configmap yaml please

Yes. I can able to access the service curl http://app-mockserver.migration.svc.cluster.local:8090 with in the cluster. Looks like the ExternalName service wont create endpoint. Not sure whether we can use externalName service in the ingress. Haven’t configure any custom config map. I am using nginx…

Unable to connect svc in another namespace OpenShift

Projects NGINX Ingress Controller

ve.patel March 11, 2025, 4:31pm 4

Hi @elayaraja.kv at this moment externalName services are only available in NGINX Plus kubernetes-ingress/examples/ingress-resources/externalname-services at v4.0.1 · nginx/kubernetes-ingress · GitHub

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Unable to connect svc in another namespace OpenShift

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