custom.yaml

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: fluentd
  namespace: monitoring
  labels:
    k8s-app: fluentd-logging
spec:
  template:
    spec:
      containers:
       - name: fluentd
         env:
           - name: LOGGLY_TOKEN
             valueFrom:
               secretKeyRef:
                 name: monitoring-secrets
                 key: loggly_token
           - name: LOGGLY_TAGS
             value: k8s, fluentd