Helm install promtail with external Loki for RKE

gistfile1.txt

helm upgrade --install promtail loki/promtail -n promtail \
  --set volumes\[0\].name=docker \
  --set volumes\[0\].hostPath.path=/var/lib/rancher/rke/log \
  --set volumes\[1\].name=pods \
  --set volumes\[1\].hostPath.path=/var/log/containers \
  --set volumes\[2\].name=dockersym \
  --set volumes\[2\].hostPath.path=/apps/docker/containers \
  --set volumes\[3\].name=podssym \
  --set volumes\[3\].hostPath.path=/var/log/pods\
  --set volumeMounts\[0\].name=docker \
  --set volumeMounts\[0\].readOnly=true \
  --set volumeMounts\[0\].mountPath=/var/lib/rancher/rke/log \
  --set volumeMounts\[1\].name=pods \
  --set volumeMounts\[1\].readOnly=true \
  --set volumeMounts\[1\].mountPath=/var/log/containers \
  --set volumeMounts\[2\].name=dockersym \
  --set volumeMounts\[2\].readOnly=true \
  --set volumeMounts\[2\].mountPath=/apps/docker/containers \
  --set volumeMounts\[3\].name=podssym \
  --set volumeMounts\[3\].readOnly=true \
  --set volumeMounts\[3\].mountPath=/var/log/pods \
  --set loki.serviceName=<LOKI SERVER IP> \
  --set config.client.external_labels.store=<CLUSTER NAME>