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You have containerized a legacy application that stores its configuration on an NFS share. You need to deploy this application to Google Kubernetes Engine (GKE) and ensure the application does not serve traffic until the configuration is successfully retrieved. What is the recommended approach?

Exam-Like

Use the gsutil utility to copy files from within the Docker container at startup, and start the service using an ENTRYPOINT script.

2.6%

Create a PersistentVolumeClaim on the GKE cluster. Access the configuration files from the volume, and start the service using an ENTRYPOINT script.

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Use the COPY statement in the Dockerfile to load the configuration into the container image. Verify that the configuration is available, and start the service using an ENTRYPOINT script.

18.4%

Add a startup script to the GKE instance group to mount the NFS share at node startup. Copy the configuration files into the container, and start the service using an ENTRYPOINT script.

23.7%