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haexample

HA with EAP example for openshift

For installing Openshift please refer to: https://github.com/isnuryusuf/openshift-install/blob/master/openshift-origin-quickstart.md

1. oc cluster up --metrics

2. oc delete project haexample

3. oc new-project haexample

4. oc policy add-role-to-user view system:serviceaccount:haexample:default -n haexample

5. oc new-app --image-stream="openshift/jboss-eap70-openshift:latest" https://github.com/isnuryusuf/haexample#master --name='haexample' -l name='haexample' -e SELECTOR=haexample -e OPENSHIFT_KUBE_PING_NAMESPACE=haexample OPENSHIFT_KUBE_PING_LABELS=app=haexample

6. oc env dc/haexample -e OPENSHIFT_KUBE_PING_NAMESPACE=haexample OPENSHIFT_KUBE_PING_LABELS=app=haexample

16:53:27,629 FINE [org.openshift.ping.kube.Client] (thread-3,ee,haexample-1-rt1xj) getPods(haexample, app=haexample) = [Pod[podIP=172.17.0.18, containers=[Container[ports=[]]]]]

ports: - containerPort: 8080 protocol: TCP - containerPort: 8443 protocol: TCP - containerPort: 8778 protocol: TCP - name: ping containerPort: 8888 protocol: TCP

7. Scale to 2
8. oc expose service haexample --name haexample
9. oc get svc
10. while true; do curl -s http://haexample-haexample.smartfintech.i3-cloud.com/haexample | grep "haexample" | cut -c 55-95; sleep 2; done
11. oc create -f limits.json -n haexample
12. oc describe limits mylimits
13. oc autoscale dc/haexample --min 1 --max 4 --cpu-percent=25
14. for i in {1..500}; do curl http://haexample-haexample.smartfintech.i3-cloud.com/haexample ; done;

List Cluster Example App: https://github.com/isnuryusuf/cluster-app-example

** Yusuf Hadiwinata Sutandar**