an example cassandra config that works for aspenmesh/istio 1.0.4

cassandra.yaml

apiVersion: v1
kind: Namespace
metadata:
  name: cassandra
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: cassandra
  namespace: cassandra
  name: cassandra
spec:
  clusterIP: None
  ports:
  - name: tcp-client
    port: 9042
  - port: 7000
    name: tcp-intra-node
  - port: 7001
    name: tcp-tls-intra-node
  - port: 7199
    name: tcp-jmx
  selector:
    app: cassandra
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  namespace: cassandra
  name: cassandra
  labels:
    app: cassandra
spec:
  serviceName: cassandra
  replicas: 3
  selector:
    matchLabels:
      app: cassandra
  template:
    metadata:
      labels:
        app: cassandra
    spec:
      terminationGracePeriodSeconds: 1800
      containers:
      - name: cassandra
        image: gcr.io/google-samples/cassandra:v13
        imagePullPolicy: Always
        command: [ "/usr/bin/dumb-init", "/bin/bash", "-c", "sed -i 's/^CASSANDRA_LISTEN_ADDRESS=.*/CASSANDRA_LISTEN_ADDRESS=\"127.0.0.1\"/' /run.sh && /run.sh" ]
        ports:
        - containerPort: 7000
          name: intra-node
        - containerPort: 7001
          name: tls-intra-node
        - containerPort: 7199
          name: jmx
        - containerPort: 9042
          name: cql
        resources:
          limits:
            cpu: "500m"
            memory: 1Gi
          requests:
            cpu: "500m"
            memory: 1Gi
        securityContext:
          capabilities:
            add:
              - IPC_LOCK
        lifecycle:
          preStop:
            exec:
              command: 
              - /bin/sh
              - -c
              - nodetool drain
        env:
          - name: MAX_HEAP_SIZE
            value: 512M
          - name: HEAP_NEWSIZE
            value: 100M
          - name: CASSANDRA_SEEDS
            value: "cassandra-0.cassandra.cassandra.svc.cluster.local"
          - name: CASSANDRA_CLUSTER_NAME
            value: "K8Demo"
          - name: CASSANDRA_DC
            value: "DC1-K8Demo"
          - name: CASSANDRA_RACK
            value: "Rack1-K8Demo"
          - name: POD_IP
            valueFrom:
              fieldRef:
                fieldPath: status.podIP
        readinessProbe:
          exec:
            command:
            - /bin/bash
            - -c
            - /ready-probe.sh
          initialDelaySeconds: 15
          timeoutSeconds: 5
        # These volume mounts are persistent. They are like inline claims,
        # but not exactly because the names need to match exactly one of
        # the stateful pod volumes.
        volumeMounts:
        - name: cassandra-data
          mountPath: /cassandra_data
  # These are converted to volume claims by the controller
  # and mounted at the paths mentioned above.
  # do not use these in production until ssd GCEPersistentDisk or other ssd pd
  volumeClaimTemplates:
  - metadata:
      name: cassandra-data
    spec:
      accessModes: [ "ReadWriteOnce" ]
      #      storageClassName: fast
      resources:
        requests:
          storage: 1Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: cqlsh
  namespace: cassandra
  labels:
    app: cqlsh
spec:
  replicas: 1
  selector:
    matchLabels:
      app: cqlsh
  template:
    metadata:
      labels:
        app: cqlsh
    spec:
      containers:
      - name: cassandra
        image: cassandra:3
        command: [ "/bin/sleep", "720000" ]
# Test with kc exec -it -n cassandra cqlsh-78f48f4f6f-2tfgp -- /bin/bash -c "cqlsh -e \"DESCRIBE TABLES;\" cassandra.cassandra.svc.cluster.local"
#
# Keyspace system_traces
# ----------------------
# events  sessions
#
# Keyspace system_schema
# ----------------------
# tables     triggers    views    keyspaces  dropped_columns
# functions  aggregates  indexes  types      columns
#
# Keyspace system_auth
# --------------------
# resource_role_permissons_index  role_permissions  role_members  roles
#
# Keyspace system
# ---------------
# available_ranges          peers               batchlog        transferred_ranges
# batches                   compaction_history  size_estimates  hints
# prepared_statements       sstable_activity    built_views
# "IndexInfo"               peer_events         range_xfers
# views_builds_in_progress  paxos               local
#
# Keyspace system_distributed
# ---------------------------
# repair_history  view_build_status  parent_repair_history
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: cqlsh-noistio
  namespace: cassandra
  labels:
    app: cqlsh-noistio
spec:
  replicas: 1
  selector:
    matchLabels:
      app: cqlsh-noistio
  template:
    metadata:
      labels:
        app: cqlsh-noistio
      annotations:
        sidecar.istio.io/inject: "false"
    spec:
      containers:
      - name: cassandra
        image: cassandra:3
        command: [ "/bin/sleep", "720000" ]