#!/bin/bash

## NS=(`kubectl get ns -o template --template='{{range .items}}{{.metadata.name}}{{"\n"}}{{end}}'`)


NS="science37"
cat << EOF > jrpatch
{"apiVersion":"v1", "kind":"ReplicationController","spec":{"template":{"spec":{"containers":[{"name":"jobrunner","livenessProbe": {"exec": {"command": ["docker-healthcheck.sh"]},"initialDelaySeconds": 60,"periodSeconds": 60}}]}}}}
EOF

echo "Namespaces to be patched= $NS, click enter to continue..."

read x

for n in ${NS[@]}
do
    if [[ "$n" != "default" ]] && [[ "$n" != "kube-public" ]] && [[ "$n" != "kube-system" ]]; then

	    echo "now patching $n, click enter to continue..."

	    read x

	    kubectl patch --namespace=$n rc jobrunner --patch "$(cat /tmp/e)"
	    if [ $? -eq 0 ]; then
	       kubectl --namespace=$n scale --replicas=0 rc/jobrunner
	       sleep 2
               kubectl --namespace=$n scale --replicas=1 rc/jobrunner
            else
	       echo "oops...  $n patch failed"
	    fi
    fi
done