kafka-sasl-scram-sha-512.yaml

# Create a kafka namespace:
#
#   kubectl create ns kafka
# 
# Install strimzi with:
#
#   kubectl apply -f 'https://strimzi.io/install/latest?namespace=kafka' -n kafka
#
# Deploy this manifest into the kafka namespace:
#
#   kubectl apply -f kafka-sasl-scram-sha-512.yaml -n kafka
#
# To consume from the topic:
#
#   Secret in:
#     $ kubectl get secret -n kafka filebeat-kafka-user -o jsonpath='{ .data.password }' | base64 -d
#
#   Config properties for consumer:
#     $ cat /tmp/consumer-properties.conf 
#     security.protocol=SASL_PLAINTEXT
#     sasl.mechanism=SCRAM-SHA-512
#    
#     $ cat /tmp/jaas-kafka-client-consumer.conf
#     KafkaClient {
#       org.apache.kafka.common.security.scram.ScramLoginModule required
#       username="filebeat-kafka-user"
#       password="<< REPLACE WITH SECRET >>";
#     };
#   
#   Run consumer
#     $ export KAFKA_OPTS="-Djava.security.auth.login.config=/tmp/jaas-kafka-client-consumer.conf"
#     $ ./kafka-console-consumer.sh --topic filebeat --bootstrap-server localhost:9092 --consumer.config /tmp/consumer-properties.conf
#
#
apiVersion: kafka.strimzi.io/v1beta1
kind: Kafka
metadata:
  name: my-cluster
spec:
  kafka:
    version: 2.5.0
    replicas: 3
    listeners:
      - name: plain
        port: 9092
        type: internal
        tls: false
        authentication:
          type: scram-sha-512
    config:
      offsets.topic.replication.factor: 1
      transaction.state.log.replication.factor: 1
      transaction.state.log.min.isr: 1
      log.message.format.version: "2.5"
    storage:
      type: ephemeral
  zookeeper:
    replicas: 1
    storage:
      type: ephemeral
  entityOperator:
    topicOperator: {}
    userOperator: {}
---
apiVersion: kafka.strimzi.io/v1beta1
kind: KafkaUser
metadata:
  name: filebeat-kafka-user
  labels:
    strimzi.io/cluster: my-cluster
spec:
  authentication:
    type: scram-sha-512
  authorization:
    type: simple
    acls:
      - resource:
          type: topic
          name: my-topic
        operation: Write
      - resource:
          type: topic
          name: my-topic
        operation: Create
      - resource:
          type: topic
          name: my-topic
        operation: Describe
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: filebeat-config
  labels:
    k8s-app: filebeat
data:
  filebeat.yml: |-
    filebeat.autodiscover:
      providers:
        - type: kubernetes
          node: ${NODE_NAME}
          hints.enabled: true
          hints.default_config:
            type: container
            paths:
              - /var/log/containers/*${data.kubernetes.container.id}.log

    output.kafka:
      enabled: true
      hosts:
        - my-cluster-kafka-0.my-cluster-kafka-brokers.kafka.svc:9092
        - my-cluster-kafka-1.my-cluster-kafka-brokers.kafka.svc:9092
        - my-cluster-kafka-2.my-cluster-kafka-brokers.kafka.svc:9092
      topic: filebeat

      username: filebeat-kafka-user
      password: ${KAFKA_PASSWORD}
      sasl.mechanism: SCRAM-SHA-512

      max_message_bytes: 1900000

      client_id: filebeat
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
spec:
  selector:
    matchLabels:
      k8s-app: filebeat
  template:
    metadata:
      labels:
        k8s-app: filebeat
      annotations:
        co.elastic.logs/enabled: "true"
    spec:
      serviceAccountName: filebeat
      terminationGracePeriodSeconds: 30
      hostNetwork: true
      dnsPolicy: ClusterFirstWithHostNet
      containers:
      - name: filebeat
        image: docker.elastic.co/beats/filebeat:8.0.0
        args: [
          "-c", "/etc/filebeat.yml",
          "-d", "kafka",
          "-e",
        ]
        env:
        - name: ELASTICSEARCH_HOST
          value: elasticsearch
        - name: ELASTICSEARCH_PORT
          value: "9200"
        - name: ELASTICSEARCH_USERNAME
          value: elastic
        - name: ELASTICSEARCH_PASSWORD
          value: changeme
        - name: ELASTIC_CLOUD_ID
          value: 
        - name: ELASTIC_CLOUD_AUTH
          value:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: KAFKA_PASSWORD
          valueFrom:
            secretKeyRef:
              name: filebeat-kafka-user
              key: password
        securityContext:
          runAsUser: 0
          # If using Red Hat OpenShift uncomment this:
          #privileged: true
        resources:
          limits:
            memory: 200Mi
          requests:
            cpu: 100m
            memory: 100Mi
        volumeMounts:
        - name: config
          mountPath: /etc/filebeat.yml
          readOnly: true
          subPath: filebeat.yml
        - name: data
          mountPath: /usr/share/filebeat/data
        - name: varlibdockercontainers
          mountPath: /var/lib/docker/containers
          readOnly: true
        - name: varlog
          mountPath: /var/log
          readOnly: true
      volumes:
      - name: config
        configMap:
          defaultMode: 0600
          name: filebeat-config
      - name: varlibdockercontainers
        hostPath:
          path: /var/lib/docker/containers
      - name: varlog
        hostPath:
          path: /var/log
      # data folder stores a registry of read status for all files, so we don't send everything again on a Filebeat pod restart
      - name: data
        hostPath:
          path: /var/lib/filebeat-data
          type: DirectoryOrCreate
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: filebeat
subjects:
- kind: ServiceAccount
  name: filebeat
  namespace: kafka
roleRef:
  kind: ClusterRole
  name: filebeat
  apiGroup: rbac.authorization.k8s.io
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
rules:
- apiGroups: [""] # "" indicates the core API group
  resources:
  - namespaces
  - pods
  - nodes
  verbs:
  - get
  - watch
  - list
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
---

kafka-ssl-problem.yaml

# Create a kafka namespace:
#
#   kubectl create ns kafka
# 
# Install strimzi with:
#
#   kubectl apply -f 'https://strimzi.io/install/latest?namespace=kafka' -n kafka
#
# Deploy this manifest into the kafka namespace:
#
#   kubectl apply -f kafka-ssl-problem.yaml -n kafka
#
apiVersion: kafka.strimzi.io/v1beta1
kind: Kafka
metadata:
  name: my-cluster
spec:
  kafka:
    version: 2.5.0
    replicas: 3
    listeners:
      plain: {}
      tls:
        authentication:
          type: tls
    config:
      offsets.topic.replication.factor: 1
      transaction.state.log.replication.factor: 1
      transaction.state.log.min.isr: 1
      log.message.format.version: "2.5"
    storage:
      type: ephemeral
  zookeeper:
    replicas: 1
    storage:
      type: ephemeral
  entityOperator:
    topicOperator: {}
    userOperator: {}
---
apiVersion: kafka.strimzi.io/v1beta1
kind: KafkaUser
metadata:
  name: filebeat-kafka-user
  labels:
    strimzi.io/cluster: my-cluster
spec:
  authentication:
    type: tls
  authorization:
    type: simple
    acls:
      - resource:
          type: topic
          name: my-topic
        operation: Write
      - resource:
          type: topic
          name: my-topic
        operation: Create
      - resource:
          type: topic
          name: my-topic
        operation: Describe
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: filebeat-config
  labels:
    k8s-app: filebeat
data:
  filebeat.yml: |-
    filebeat.autodiscover:
      providers:
        - type: kubernetes
          node: ${NODE_NAME}
          hints.enabled: true
          hints.default_config:
            type: container
            paths:
              - /var/log/containers/*${data.kubernetes.container.id}.log

    output.kafka:
      enabled: true
      hosts:
        - my-cluster-kafka-0.my-cluster-kafka-brokers.kafka.svc:9093
        - my-cluster-kafka-1.my-cluster-kafka-brokers.kafka.svc:9093
        - my-cluster-kafka-2.my-cluster-kafka-brokers.kafka.svc:9093
      topic: filebeat

      max_message_bytes: 1900000

      client_id: filebeat
      
      ssl.certificate_authorities: ["/etc/ssl/kafka-ca/ca.crt"]
      ssl.certificate: "/etc/ssl/kafka/user.crt"
      ssl.key: "/etc/ssl/kafka/user.key"
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
spec:
  selector:
    matchLabels:
      k8s-app: filebeat
  template:
    metadata:
      labels:
        k8s-app: filebeat
      annotations:
        co.elastic.logs/enabled: "true"
    spec:
      serviceAccountName: filebeat
      terminationGracePeriodSeconds: 30
      hostNetwork: true
      dnsPolicy: ClusterFirstWithHostNet
      containers:
      - name: filebeat
        image: docker.elastic.co/beats/filebeat:7.8.0-SNAPSHOT
        args: [
          "-c", "/etc/filebeat.yml",
          "-d", "kafka",
          "-e",
        ]
        env:
        - name: ELASTICSEARCH_HOST
          value: elasticsearch
        - name: ELASTICSEARCH_PORT
          value: "9200"
        - name: ELASTICSEARCH_USERNAME
          value: elastic
        - name: ELASTICSEARCH_PASSWORD
          value: changeme
        - name: ELASTIC_CLOUD_ID
          value: 
        - name: ELASTIC_CLOUD_AUTH
          value:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        securityContext:
          runAsUser: 0
          # If using Red Hat OpenShift uncomment this:
          #privileged: true
        resources:
          limits:
            memory: 200Mi
          requests:
            cpu: 100m
            memory: 100Mi
        volumeMounts:
        - name: config
          mountPath: /etc/filebeat.yml
          readOnly: true
          subPath: filebeat.yml
        - name: data
          mountPath: /usr/share/filebeat/data
        - name: varlibdockercontainers
          mountPath: /var/lib/docker/containers
          readOnly: true
        - name: varlog
          mountPath: /var/log
          readOnly: true
        - name: ssl-kafka
          mountPath: /etc/ssl/kafka
        - name: ssl-kafka-ca
          mountPath: /etc/ssl/kafka-ca
      volumes:
      - name: config
        configMap:
          defaultMode: 0600
          name: filebeat-config
      - name: varlibdockercontainers
        hostPath:
          path: /var/lib/docker/containers
      - name: varlog
        hostPath:
          path: /var/log
      - name: ssl-kafka-ca
        secret:
          secretName: my-cluster-cluster-ca-cert
      - name: ssl-kafka
        secret:
          secretName: filebeat-kafka-user
      # data folder stores a registry of read status for all files, so we don't send everything again on a Filebeat pod restart
      - name: data
        hostPath:
          path: /var/lib/filebeat-data
          type: DirectoryOrCreate
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: filebeat
subjects:
- kind: ServiceAccount
  name: filebeat
  namespace: kafka
roleRef:
  kind: ClusterRole
  name: filebeat
  apiGroup: rbac.authorization.k8s.io
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
rules:
- apiGroups: [""] # "" indicates the core API group
  resources:
  - namespaces
  - pods
  verbs:
  - get
  - watch
  - list
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: filebeat
  labels:
    k8s-app: filebeat
---