apiVersion: apps/v1
kind: Deployment
metadata:
  name: logstash
  namespace: elk-stack
spec:
  replicas: 1
  selector:
    matchLabels:
      app: logstash
  template:
    metadata:
      labels:
        app: logstash
    spec:
      containers:
        - name: logstash
          image: docker.elastic.co/logstash/logstash:8.11.0
          ports:
            - containerPort: 5044
            - containerPort: 5000
            - containerPort: 9600
          env:
            - name: LS_JAVA_OPTS
              value: "-Xms256m -Xmx256m"
          volumeMounts:
            - name: logstash-config
              mountPath: /usr/share/logstash/config/logstash.yml
              subPath: logstash.yml
            - name: logstash-pipeline
              mountPath: /usr/share/logstash/pipeline/pipeline.conf
              subPath: pipeline.conf
      volumes:
        - name: logstash-config
          configMap:
            name: logstash-config
        - name: logstash-pipeline
          configMap:
            name: logstash-config
---
apiVersion: v1
kind: Service
metadata:
  name: logstash
  namespace: elk-stack
spec:
  type: ClusterIP
  selector:
    app: logstash
  ports:
    - name: beats
      port: 5044
      targetPort: 5044
    - name: tcp
      port: 5000
      targetPort: 5000
    - name: monitoring
      port: 9600
      targetPort: 9600