apiVersion: apps/v1
kind: Deployment
metadata:
  name: grafana
  namespace: {{ taskserv.namespace }}
  labels:
    app: grafana
    app.kubernetes.io/managed-by: provisioning
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: grafana
  template:
    metadata:
      labels:
        app: grafana
        app.kubernetes.io/managed-by: provisioning
    spec:
      securityContext:
        fsGroup: 472
        runAsUser: 472
        runAsNonRoot: true
      {% if taskserv.placement is defined and taskserv.placement.node_class %}
      affinity:
        nodeAffinity:
          {% if taskserv.placement.mode == "require" %}
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                  - key: node-class.{{ taskserv.placement.node_class.0 }}
                    operator: In
                    values: ["true"]
          {% else %}
          preferredDuringSchedulingIgnoredDuringExecution:
            {% for c in taskserv.placement.node_class %}
            - weight: {{ 100 - loop.index0 * 10 }}
              preference:
                matchExpressions:
                  - key: node-class.{{ c }}
                    operator: In
                    values: ["true"]
            {% endfor %}
          {% endif %}
      {% endif %}
      containers:
        - name: grafana
          image: {{ taskserv.image }}
          ports:
            - containerPort: {{ taskserv.provides.port | default(value=3000) }}
              name: http
          env:
            - name: GF_PATHS_DATA
              value: /var/lib/grafana
            - name: GF_SERVER_HTTP_PORT
              value: "{{ taskserv.provides.port | default(value=3000) }}"
            - name: GF_PATHS_PROVISIONING
              value: /etc/grafana/provisioning
            - name: GF_SMTP_ENABLED
              value: "{{ taskserv.params.alerting.smtp_enabled | default(value='false') }}"
            - name: GF_SMTP_HOST
              value: "{{ taskserv.params.alerting.smtp_host | default(value='localhost:25') }}"
            - name: GF_SMTP_FROM_ADDRESS
              value: "{{ taskserv.params.alerting.smtp_from | default(value='grafana@localhost') }}"
            - name: GF_SMTP_FROM_NAME
              value: "{{ taskserv.params.alerting.smtp_from_name | default(value='Grafana') }}"
            - name: GF_SMTP_STARTTLS_POLICY
              value: "{{ taskserv.params.alerting.smtp_starttls | default(value='OpportunisticStartTLS') }}"
            - name: GF_ALERTING_ENABLED
              value: "false"
            - name: GF_UNIFIED_ALERTING_ENABLED
              value: "true"
          envFrom:
            - secretRef:
                name: grafana-credentials
          volumeMounts:
            - name: datasources
              mountPath: /etc/grafana/provisioning/datasources
            - name: dashboards-provider
              mountPath: /etc/grafana/provisioning/dashboards
            - name: alerting
              mountPath: /etc/grafana/provisioning/alerting
            - name: dashboards-content
              mountPath: /var/lib/grafana/dashboards
              readOnly: true
            - name: data
              mountPath: /var/lib/grafana
          {% if taskserv.probes is defined and taskserv.probes.readiness is defined %}
          readinessProbe:
            {% if taskserv.probes.readiness.type == "tcp" %}
            tcpSocket:
              port: {{ taskserv.probes.readiness.port | default(value=taskserv.provides.port) | default(value=3000) }}
            {% else %}
            httpGet:
              path: {{ taskserv.probes.readiness.path }}
              port: {{ taskserv.probes.readiness.port | default(value=taskserv.provides.port) | default(value=3000) }}
            {% endif %}
            initialDelaySeconds: {{ taskserv.probes.readiness.initial_delay }}
            periodSeconds: {{ taskserv.probes.readiness.period }}
            failureThreshold: {{ taskserv.probes.readiness.failure_threshold }}
          {% else %}
          readinessProbe:
            httpGet:
              path: /api/health
              port: {{ taskserv.provides.port | default(value=3000) }}
            initialDelaySeconds: 15
            periodSeconds: 5
            failureThreshold: 6
          {% endif %}
          {% if taskserv.probes is defined and taskserv.probes.liveness is defined %}
          livenessProbe:
            {% if taskserv.probes.liveness.type == "tcp" %}
            tcpSocket:
              port: {{ taskserv.probes.liveness.port | default(value=taskserv.provides.port) | default(value=3000) }}
            {% else %}
            httpGet:
              path: {{ taskserv.probes.liveness.path }}
              port: {{ taskserv.probes.liveness.port | default(value=taskserv.provides.port) | default(value=3000) }}
            {% endif %}
            initialDelaySeconds: {{ taskserv.probes.liveness.initial_delay }}
            periodSeconds: {{ taskserv.probes.liveness.period }}
            failureThreshold: {{ taskserv.probes.liveness.failure_threshold }}
          {% else %}
          livenessProbe:
            httpGet:
              path: /api/health
              port: {{ taskserv.provides.port | default(value=3000) }}
            initialDelaySeconds: 30
            periodSeconds: 10
            failureThreshold: 3
          {% endif %}
          {% if taskserv.resources_effective is defined %}
          resources:
            requests:
              cpu: "{{ taskserv.resources_effective.cpu.request }}"
              memory: "{{ taskserv.resources_effective.memory.request }}"
            limits:
              cpu: "{{ taskserv.resources_effective.cpu.limit }}"
              memory: "{{ taskserv.resources_effective.memory.limit }}"
          {% endif %}
      volumes:
        - name: datasources
          configMap:
            name: grafana-datasources
        - name: dashboards-provider
          configMap:
            name: grafana-dashboards-provider
        - name: dashboards-content
          configMap:
            name: grafana-dashboards-content
        - name: alerting
          configMap:
            name: grafana-alerting
        - name: data
          persistentVolumeClaim:
            claimName: grafana-data