solr.yaml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  labels:
    app.kubernetes.io/component: server
    app.kubernetes.io/instance: solr
    app.kubernetes.io/managed-by: Tiller
    app.kubernetes.io/name: solr
    helm.sh/chart: solr-1.3.3
  name: solr
  namespace: default
spec:
  podManagementPolicy: OrderedReady
  replicas: 3
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app.kubernetes.io/component: server
      app.kubernetes.io/instance: solr
      app.kubernetes.io/name: solr
  serviceName: solr-headless
  template:
    metadata:
      labels:
        app.kubernetes.io/component: server
        app.kubernetes.io/instance: solr
        app.kubernetes.io/name: solr
    spec:
      affinity: {}
      containers:
      - env:
        - name: SOLR_JAVA_MEM
          value: -Xms2g -Xmx3g
        - name: SOLR_HOME
          value: /opt/solr/server/home
        - name: SOLR_PORT
          value: "8983"
        - name: POD_HOSTNAME
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.name
        - name: SOLR_HOST
          value: $(POD_HOSTNAME).solr-headless.default
        - name: ZK_HOST
          value: solr-zookeeper-headless:2181
        - name: SOLR_LOG_LEVEL
          value: INFO
        image: solr:7.7.2
        imagePullPolicy: IfNotPresent
        livenessProbe:
          failureThreshold: 3
          httpGet:
            path: /solr/admin/info/system
            port: 8983
            scheme: HTTP
          initialDelaySeconds: 45
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
        name: solr
        ports:
        - containerPort: 8983
          name: solr-client
          protocol: TCP
        readinessProbe:
          failureThreshold: 3
          httpGet:
            path: /solr/admin/info/system
            port: 8983
            scheme: HTTP
          initialDelaySeconds: 15
          periodSeconds: 5
          successThreshold: 1
          timeoutSeconds: 1
        resources: {}
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /opt/solr/server/home
          name: solr-pvc
      dnsPolicy: ClusterFirst
      initContainers:
      - command:
        - sh
        - -c
        - |
          COUNTER=0;
          while [  $COUNTER -lt 120 ]; do
            addr=$(nslookup -type=a solr-zookeeper-headless | grep "Address:" | awk 'NR>1 {print $2}')
            if [ ! -z "$addr" ]; then
              while read -r line; do
                echo $line;
                mode=$(echo srvr | nc $line 2181 | grep "Mode");
                echo $mode;
                if [ "$mode" = "Mode: leader" ] || [ "$mode" = "Mode: standalone" ]; then
                  echo "Found a leader!";
                  exit 0;
                fi;
              done <<EOF
          $addr
          EOF
            fi;
            let COUNTER=COUNTER+1;
            sleep 2;
          done;
          echo "Did NOT see a ZK leader after 240 secs!";
          exit 1;
        image: busybox:latest
        imagePullPolicy: Always
        name: check-zk
        resources: {}
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
      - command:
        - sh
        - -c
        - cp /tmp/solr.xml /tmp-config/solr.xml
        image: busybox:latest
        imagePullPolicy: Always
        name: cp-solr-xml
        resources: {}
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /tmp
          name: solr-xml
        - mountPath: /tmp-config
          name: solr-pvc
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext:
        fsGroup: 8983
        runAsUser: 8983
      terminationGracePeriodSeconds: 180
      volumes:
      - configMap:
          defaultMode: 420
          items:
          - key: solr.xml
            path: solr.xml
          name: solr-config-map
        name: solr-xml
  updateStrategy:
    type: RollingUpdate
  volumeClaimTemplates:
  - metadata:
      annotations:
        pv.beta.kubernetes.io/gid: "8983"
      name: solr-pvc
    spec:
      accessModes:
      - ReadWriteOnce
      resources:
        requests:
          storage: 20Gi
      volumeMode: Filesystem
---
apiVersion: v1
kind: Service
metadata:
  annotations:
    cloud.google.com/neg: '{"exposed_ports": {"8983":{}}}'
  labels:
    app.kubernetes.io/instance: solr
    app.kubernetes.io/managed-by: Tiller
    app.kubernetes.io/name: solr
    helm.sh/chart: solr-1.3.3
  name: solr-svc
  namespace: default
spec:
  externalTrafficPolicy: Cluster
  ports:
  - name: solr-client
    port: 8983
    protocol: TCP
    targetPort: 8983
  selector:
    app.kubernetes.io/component: server
    app.kubernetes.io/instance: solr
    app.kubernetes.io/name: solr
  sessionAffinity: None
  type: NodePort