manifests

vi /var/lib/rancher/k3s/server/manifests/traefik-config.yaml

apiVersion: helm.cattle.io/v1
kind: HelmChartConfig
metadata:
  name: traefik
  namespace: kube-system
spec:
  valuesContent: |-
    additionalArguments:
      - "--entryPoints.web.proxyProtocol.insecure"
      - "--entryPoints.web.forwardedHeaders.insecure"
      - "--entryPoints.websecure.proxyProtocol.insecure"
      - "--entryPoints.websecure.forwardedHeaders.insecure"
    logs:                  # 打开访问日志输出到控制台
      access:
        enabled: true

systemctl daemon-reload
systemctl restart k3s

查看日志
kubectl logs -l app.kubernetes.io/name=traefik -n kube-system