storage-retry-kubernetes

gistfile1.txt

#!/bin/bash -e

for i in `seq 1 50`; do
echo "Create pod $i"
echo ""

oc new-project storage-stress

cat <<EOF | oc create -f -
apiVersion: apps/v1
kind: StatefulSet
metadata:
  labels:
    app: test
  name: test
  namespace: storage-stress
spec:
  podManagementPolicy: Parallel
  replicas: 1
  selector:
    matchLabels:
      app: test
  template:
    metadata:
      labels:
        app: test
      name: test
    spec:
      containers:
      - image: 'k8s.gcr.io/busybox'
        command: ["/bin/sh", "-c", "touch /data/test && touch /data2/test && sleep 5"]
        name: test
        volumeMounts:
        - mountPath: /data
          name: data
        - mountPath: /data2
          name: data2
      nodeSelector:
        region: primary
      serviceAccountName: default
  updateStrategy:
    type: RollingUpdate
  volumeClaimTemplates:
  - metadata:
      name: data
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: 128Gi
  - metadata:
      name: data2
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: 128Gi
EOF

done=0
time=0
while : ; do
        if [[ $(oc get pod test-0 -o jsonpath='{.status.phase}') == "Running" ]] ; then
            echo "Pod is running"
            oc get pvc
            sleep 10
            done=1
            
        else 
            oc describe pods test-0 | grep "Events" -A 15
            oc get pvc
            sleep 10
            time=$(( $time + 10 ))
        fi

        if [ "$done" != 0 ]; then
            echo $time >> results
            oc delete project storage-stress &> /dev/null
            while : ; do
              if [[ $(oc get project storage-stress &> /dev/null; echo $?) != "0" ]] ; then 
                break
              fi
            done
            echo "namespace deleted"
            break
        fi
done

done

160
120
170
110
100
140
100
130
210
130
180
210
130
120
130
160
210
150
220
160
110
130
120
210
210

160
120
170
110
100
140
100
130
210
130
180
210
130
120
130
160
210
150
220
160
110
130
120
210
210
220
160
110
130
310
140
130
300