---
# tasks file for influxdb
- name: Create persistent volume for influxdb
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolume
      metadata:
        name: "eom-{{ target_namespace }}-influxdb"
      spec:
        capacity:
          storage: 32Gi
        accessModes:
          - ReadWriteMany
        persistentVolumeReclaimPolicy: Retain
        storageClassName: standard
        hostPath:
          path: "/data/store-0/eom-{{ target_namespace }}/influxdb"
        nodeAffinity:
          required:
            nodeSelectorTerms:
              - matchExpressions:
                - key: kubernetes.io/hostname
                  operator: In
                  values:
                    - alpha-worker-0

- name: Create a persistent volume claim for influxdb
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolumeClaim
      metadata:
        name: influxdb
        namespace: "eom-{{ target_namespace }}"
      spec:
        accessModes:
          - ReadWriteMany
        resources:
          requests:
            storage: 32Gi
        storageClassName: standard
        volumeName: "eom-{{ target_namespace }}-influxdb"

- name: Create a deployment
  k8s:
    definition:
      apiVersion: v1
      kind: Deployment
      metadata:
        name: influxdb
        namespace: "eom-{{ target_namespace }}"
      spec:
        replicas: 1
        selector:
          matchLabels:
            app: influxdb
        template:
          metadata:
            labels:
              app: influxdb
          spec:
            containers:
              - name: influxdb
                image: bitnami/influxdb
                volumeMounts:
                  - name: data
                    mountPath: /var/lib/mysql
                ports:
                  - containerPort: 3306
                env:
                  key: INFLUXDB_ADMIN_USER_PASSWORD
                  value: "{{ influxdb_root_password }}"
            volumes:
              - name: data
                persistentVolumeClaim:
                  claimName: influxdb

- name: Expose deployment as a service
  k8s:
    definition:
      apiVersion: v1
      kind: Service
      metadata:
        name: influxdb
        namespace: "eom-{{ target_namespace }}"
      spec:
        selector:
          app: influxdb
        ports:
          - port: 3306
            name: influxdb-3306
        type: ClusterIP