apiVersion: apps/v1
kind: Deployment
metadata:
  name: k8s-mgmt-pod
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app.kubernetes.io/name: k8s-mgmt-pod
  template:
    metadata:
      labels:
        app.kubernetes.io/name: k8s-mgmt-pod
    spec:
      serviceAccountName: k8s-mgmt-pod
      automountServiceAccountToken: true

      securityContext:
        seccompProfile:
          type: RuntimeDefault
        fsGroup: 1000
        fsGroupChangePolicy: OnRootMismatch

      containers:
        - name: k8s-mgmt-pod
          image: git.alcatrash.net/michael/k8s-mgmt-pod/k8s-mgmt-pod:latest
          imagePullPolicy: Always

          ports:
            - name: ssh
              containerPort: 2222
            - name: webssh
              containerPort: 3000

          env:
            - name: ADMIN_SSH_PUBKEY
              valueFrom:
                secretKeyRef:
                  name: k8s-mgmt-pod-auth
                  key: ADMIN_SSH_PUBKEY
                  optional: true
            - name: USER_SSH_PUBKEY
              valueFrom:
                secretKeyRef:
                  name: k8s-mgmt-pod-auth
                  key: USER_SSH_PUBKEY
                  optional: true
            - name: ADMIN_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: k8s-mgmt-pod-auth
                  key: ADMIN_PASSWORD
                  optional: true
            - name: USER_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: k8s-mgmt-pod-auth
                  key: USER_PASSWORD
                  optional: true

          resources:
            requests:
              cpu: 100m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi

          readinessProbe:
            tcpSocket:
              port: 2222
            initialDelaySeconds: 5
            periodSeconds: 10

          livenessProbe:
            tcpSocket:
              port: 2222
            initialDelaySeconds: 15
            periodSeconds: 20

          volumeMounts:
            - name: state
              mountPath: /var/lib/k8s-mgmt-pod

          securityContext:
            runAsUser: 0
            runAsGroup: 0
            runAsNonRoot: false
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: false
            capabilities:
              drop:
                - ALL
              add:
                - AUDIT_WRITE
                - CHOWN
                - DAC_OVERRIDE
                - FOWNER
                - SETGID
                - SETUID
                - SYS_CHROOT

      volumes:
        - name: state
          emptyDir: {}