apiVersion: apps/v1
kind: DaemonSet
metadata:
  name:  {{ include "node-feature-discovery.fullname" . }}-worker
  labels:
    {{- include "node-feature-discovery.labels" . | nindent 4 }}
    role: worker
spec:
  selector:
    matchLabels:
      {{- include "node-feature-discovery.selectorLabels" . | nindent 6 }}
      role: worker
  template:
    metadata:
      labels:
        {{- include "node-feature-discovery.selectorLabels" . | nindent 8 }}
        role: worker
      annotations:
        {{- toYaml .Values.worker.annotations | nindent 8 }}
    spec:
      dnsPolicy: ClusterFirstWithHostNet
    {{- with .Values.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
    {{- end }}
      securityContext:
        {{- toYaml .Values.worker.podSecurityContext | nindent 8 }}
      containers:
      - name: worker
        securityContext:
          {{- toYaml .Values.worker.securityContext | nindent 12 }}
        image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
        imagePullPolicy: {{ .Values.image.pullPolicy }}
        env:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        resources:
        {{- toYaml .Values.worker.resources | nindent 12 }}
        command:
        - "nfd-worker"
        args:
        - "--sleep-interval={{ .Values.worker.sleepTime }}s"
        - "--server=nfd-master:{{ .Values.master.service.port }}"
## Enable TLS authentication (1/3)
## The example below assumes having the root certificate named ca.crt stored in
## a ConfigMap named nfd-ca-cert, and, the TLS authentication credentials stored
## in a TLS Secret named nfd-worker-cert
#          - "--ca-file=/etc/kubernetes/node-feature-discovery/trust/ca.crt"
#          - "--key-file=/etc/kubernetes/node-feature-discovery/certs/tls.key"
#          - "--cert-file=/etc/kubernetes/node-feature-discovery/certs/tls.crt"
        volumeMounts:
        - name: host-boot
          mountPath: "/host-boot"
          readOnly: true
        - name: host-os-release
          mountPath: "/host-etc/os-release"
          readOnly: true
        - name: host-sys
          mountPath: "/host-sys"
          readOnly: true
        - name: source-d
          mountPath: "/etc/kubernetes/node-feature-discovery/source.d/"
          readOnly: true
        - name: features-d
          mountPath: "/etc/kubernetes/node-feature-discovery/features.d/"
          readOnly: true
        - name: nfd-worker-conf
          mountPath: "/etc/kubernetes/node-feature-discovery"
          readOnly: true
## Enable TLS authentication (2/3)
#        - name: nfd-ca-cert
#          mountPath: "/etc/kubernetes/node-feature-discovery/trust"
#          readOnly: true
#        - name: nfd-worker-cert
#          mountPath: "/etc/kubernetes/node-feature-discovery/certs"
#          readOnly: true
      volumes:
        - name: host-boot
          hostPath:
            path: "/boot"
        - name: host-os-release
          hostPath:
            path: "/etc/os-release"
        - name: host-sys
          hostPath:
            path: "/sys"
        - name: source-d
          hostPath:
            path: "/etc/kubernetes/node-feature-discovery/source.d/"
        - name: features-d
          hostPath:
            path: "/etc/kubernetes/node-feature-discovery/features.d/"
        - name: nfd-worker-conf
          configMap:
            name: {{ .Values.worker.configmapName }}
            items:
              - key: nfd-worker.conf
                path: nfd-worker.conf
## Enable TLS authentication (3/3)
#        - name: nfd-ca-cert
#          configMap:
#            name: nfd-ca-cert
#        - name: nfd-worker-cert
#          secret:
#            secretName: nfd-worker-cert
    {{- with .Values.worker.nodeSelector }}
      nodeSelector:
        {{- toYaml . | nindent 8 }}
      {{- end }}
    {{- with .Values.worker.affinity }}
      affinity:
        {{- toYaml . | nindent 8 }}
    {{- end }}
    {{- with .Values.worker.tolerations }}
      tolerations:
        {{- toYaml . | nindent 8 }}
    {{- end }}