Which statement is true regarding the DataPower Gateway operator?
In IBM Cloud Pak for Integration (CP4I) v2021.2, the DataPower Gateway operator is responsible for managing DataPower Gateway deployments within an OpenShift environment. The correct answer is StatefulSet because of the following reasons:
Why is DataPowerService created as a StatefulSet?
Persistent Identity & Storage:
A StatefulSet ensures that each DataPowerService instance has a stable, unique identity and persistent storage (e.g., for logs, configurations, and stateful data).
This is essential for DataPower since it maintains configurations that should persist across pod restarts.
Ordered Scaling & Upgrades:
StatefulSets provide ordered, predictable scaling and upgrades, which is important for enterprise gateway services like DataPower.
Network Identity Stability:
Each pod in a StatefulSet gets a stable network identity with a persistent DNS entry.
This is critical for DataPower appliances, which rely on fixed hostnames and IPs for communication.
DataPower High Availability:
StatefulSets help maintain high availability and proper state synchronization between multiple instances when deployed in an HA mode.
Why are the other options incorrect?
Option A (DaemonSet):
DaemonSets ensure that one pod runs on every node, which is not necessary for DataPower.
DataPower requires stateful behavior and ordered deployments, which DaemonSets do not provide.
Option B (Deployment):
Deployments are stateless, while DataPower needs stateful behavior (e.g., persistence of certificates, configurations, and transaction data).
Deployments create identical replicas without preserving identity, which is not suitable for DataPower.
Option D (ReplicaSet):
ReplicaSets only ensure a fixed number of running pods but do not manage stateful data or ordered scaling.
DataPower requires persistence and ordered deployment, which ReplicaSets do not support.
IBM Cloud Pak for Integration (CP4I) v2021.2 Administration Reference:
IBM Cloud Pak for Integration Knowledge Center -- DataPower Gateway Operator
IBM Documentation
IBM DataPower Gateway Operator Overview
Official IBM Cloud documentation on how DataPower is deployed using StatefulSets in OpenShift.
Red Hat OpenShift StatefulSet Documentation
StatefulSets in Kubernetes
What is the outcome when the API Connect operator is installed at the cluster scope?
If a CI/CD pipeline needs to pull an image from a remote image repository, what OpenShift component is required in order to securely access a remote im-age repository?
The following deployment topology has been created for an API Connect deploy-ment by a client.
Which two statements are true about the topology?
If a CI/CD pipeline needs to pull an image from a remote image repository, what OpenShift component is required in order to securely access a remote im-age repository?
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