apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: mongo
spec:
  replicas: 1
  serviceName: mongo
  selector:
    matchLabels:
      app: mongo
  template:
    metadata:
      labels:
        app: mongo
    spec:
      initContainers:
        - name: init
          image: busybox
          imagePullPolicy: IfNotPresent
          command: 
          - sh
          - -c 
          - |
            sysctl -w net.ipv4.tcp_keepalive_time=300
            sysctl -w net.ipv4.tcp_keepalive_intvl=10
            sysctl -w net.ipv4.tcp_keepalive_probes=3
          securityContext:
            privileged: true
      containers:
        - name: mongo
          image: mongo:6.0.6
          imagePullPolicy: IfNotPresent
          env:
            - name: MONGO_INITDB_ROOT_USERNAME
              value: root
            - name: MONGO_INITDB_ROOT_PASSWORD
              value: 'beaconfireinc123'
          ports:
            - containerPort: 27017
          volumeMounts:
            - name: mongo-data
              mountPath: /data/db
      volumes:
      - name: mongo-data
        hostPath:
          path: /data/training/mongo
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                - key: "kubernetes.io/hostname"
                  operator: In
                  values:
                  - bfs-k8snode-10-2-3-6.hetzner.base.beaconfireinc.com

---
apiVersion: v1
kind: Service
metadata:
  name: mongo
spec:
  selector:
    app: mongo
  ports:
    - name: mongo
      protocol: TCP
      port: 27017
      targetPort: 27017
      nodePort: 30018
  type: NodePort