---
# tasks file for deploy-influxdb.yml
- name: Create persistent volume for influxdb
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolume
      metadata:
        name: pv-influxdb-eom-dev
      spec:
        capacity:
          storage: {{ influxdb_production_storage }}
        accessModes:
          - ReadWriteOnce
        persistentVolumeReclaimPolicy: Retain
        storageClassName: standard
        hostPath:
          path: /data/vault-0/pv-influxdb-eom-dev
        nodeAffinity:
          required:
            nodeSelectorTerms:
              - matchExpressions:
                - key: kubernetes.io/hostname
                  operator: In
                  values:
                    - alpha-worker-0

- name: Create persistent volume claim for influxdb
  k8s:
    state: present
    definition:
      apiVersion: v1
      kind: PersistentVolumeClaim
      metadata:
        name: pv-claim-influxdb-eom-dev
        namespace: production
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: {{ influxdb_production_storage }}
        storageClassName: standard
        volumeName: pv-influxdb-eom-dev

- name: Create a deployment
  k8s:
    definition:
      apiVersion: apps/v1
      kind: Deployment
      metadata:
        name: deployment-influxdb-eom-dev
        namespace: production
      spec:
        replicas: 1
        selector:
          matchLabels:
            app: eom.dev
        template:
          metadata:
            labels:
              app: eom.dev
          spec:
            containers:
              - name: influxdb
                image: influxdb
                volumeMounts:
                  - name: pv-influxdb-eom-dev
                    mountPath: /var/lib/influxdb2
                ports:
                  containerPort: 8086
                env:
                  # TODO: are these defined?
                  - name: DOCKER_INFLUXDB_INIT_MODE
                    value: "setup"
                  - name: DOCKER_INFLUXDB_INIT_USERNAME
                    value: "{{ influxdb_init_username }}"
                  - name: DOCKER_INFLUXDB_INIT_PASSWORD
                    value: "{{ influxdb_init_password }}"
                  - name: DOCKER_INFLUXDB_INIT_ORG
                    value: "{{ influxdb_init_org }}"
                  - name: DOCKER_INFLUXDB_INIT_BUCKET
                    value: "{{ influxdb_init_bucket }}"
            volumes:
              - name: pv-influxdb-eom-dev
                persistentVolumeClaim:
                  claimName: pv-claim-influxdb-eom-dev

- name: Expose deployment as a service
  k8s:
    definition:
      apiVersion: v1
      kind: Service
      metadata:
        name: service-influxdb-eom-dev
        namespace: production
      spec:
        selector:
          app: eom.dev
        ports:
          - port: 8086
            protocol: TCP
            name: influxdb-port-8086
        type: ClusterIP