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April 19, 2016

Openshift / Kubernetes POD hooks

Sometimes it is necessary to execute a command while the pod is started or stopped. In this case you can use POD hooks.

Kubernetes:

http://kubernetes.io/docs/user-guide/container-environment/#container-hooks

Openshift:

https://docs.openshift.com/enterprise/3.1/dev_guide/deployments.html#lifecycle-hooks

https://docs.openshift.org/latest/dev_guide/deployments.html#lifecycle-hooks

In the following image you can see the hook workflow.