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Added detailed for deploying to OpenShift and how to test the app #12590

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Oct 13, 2020
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Added detailed for deploying to OpenShift and how to test the app #12590

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22 changes: 21 additions & 1 deletion docs/src/main/asciidoc/deploying-to-kubernetes.adoc
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Expand Up @@ -707,6 +707,26 @@ Allowed values: `cluster-ip`, `node-port`, `load-balancer`, `external-name`
[#openshift]
=== OpenShift

One way to deploy an application to OpenShift is to use s2i (source to image) to create an image stream from the source and then deploy the image stream:

[source]
----
./mvnw quarkus:remove-extension -Dextensions="kubernetes, jib"
./mvnw quarkus:add-extension -Dextensions="openshift"

oc new-project quarkus-project
./mvnw clean package -Dquarkus.container-image.build=true

oc new-app --name=greeting quarkus-project/kubernetes-quickstart:1.0-SNAPSHOT
oc expose svc/greeting
oc get route
curl <route>/greeting
----

See further information in link:deploying-to-openshift[Deploying to OpenShift].

A description of OpenShift resources and customisable properties is given below alongside Kubernetes resources to show similarities where applicable. This includes an alternative to `oc new-app ...` above, i.e. `oc apply -f target/kubernetes/openshift.json` .

To enable the generation of OpenShift resources, you need to include OpenShift in the target platforms:

[source]
Expand All @@ -721,7 +741,7 @@ If you need to generate resources for both platforms (vanilla Kubernetes and Ope
quarkus.kubernetes.deployment-target=kubernetes,openshift
----

Following the execution of `./mvnw package` you will notice amongst the other files that are created, two files named
Following the execution of `./mvnw package -Dquarkus.container-image.build=true ` you will notice amongst the other files that are created, two files named
`openshift.json` and `openshift.yml` in the `target/kubernetes/` directory.

These manifests can be deployed as is to a running cluster, using `kubectl`:
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